Tag Archives: precision reducer

China Professional Precision Unit Reducer Gearbox Machining with Manufacturing Factory with high quality

Product Description

Overview

Product Description

Wide Selection of Gearbox Products
The gearbox usually adopts a general design scheme, but in special cases, the design scheme of the gearbox can be changed according to the demands of the user, and it can be modified into an industry-specific gearbox. In the design scheme of the gearbox, the parallel shaft, vertical shaft, general box, and various parts can be changed

Advantages

Absorption of very high torques and axial forces
No need for separate thrust housing & bearing.
Easy alignment (screw directly fits into the vore of gear box)
Easy to assemble & dismantle.
Very heavy duty spherical roller thrust bearing is provided.
Power saving. (you may save up to 20 % power.)
Less requirement of space.
For bigger sizes water cooling is provided
No maintenance required except periodic oil level checking.
Higher productivity

Features

Twin Screw Extruder Gearboxes offer the dual shaft counter rotating. The range is available for various center distances
The gearboxes are available with co-rotating and counter rotating variants
To work under heavy loading force, the high level dissipation and oil lubrication system are provided. The axial roller type swivel thrust with the thrust bearing coupled in tandem way support the axial thrust
High torque and high speed output rate

Processing Characteristics of Screw Shaft:

1.Suitable suggestion on material to ensure components performance and extend lifetime of products.
2.Professional technical team can provide surveying and mapping support.
3.All components are finished by CNC machine.
4.Sophisticated quality management system ensure superior quality.

Basic Info.

Warranty: 1 year	Weight (KG): 500 KG
Place of Origin: HangZhou, China	Gearing Arrangement: helical
ratio: 8-20	Output Torque: 2*176
standard: JB/T8853-2001	Certificate: CE
Heat treatment: High-frequency Hardening	Efficiency: 94%~98%(depends on the transmission stage)
Customized support:OEM ODM	Input/output shaft material 40Cr
Package: Wooden case	Mount position: Flange, hollow shaft, CHINAMFG shaft
After-sale:Online 24/7 Installation Xihu (West Lake) Dis.	advantage: excellent quality
Reduction radio: 3:1	Mount Position: Horizontal Foot Mounted Vertical
Input Speed: 1500	Output Speed: 500

Packaging & delivery

Packing: wooden case packing
Port: HangZhou Port

Applications
X helical gear units for double-screw extruders with parallel drive shafts and the same direction of screw rotation are used mainly in the manufacture of granulates and the refining of raw plastics. Other areas of application include:

Paint and lacquer industry
Washing agent industry
Foodstuff industry (e.g. bread, pasta)
Animal-feed industry (dog, cat other animal food

Maintenance of the gearbox of the dual-screw extruder
1. The gear box of the dual-screw extruder should be well-ventilated, and the working environment temperature should be within the range of 5-35 °C.
2. Always check the oil quantity of the gear lubricating oil in the box to ensure that the transmission parts in the box are well lubricated.
3. Pay attention to check the bearing parts of the box frequently. The oil temperature of the oil tank of the transmission box should not exceed 70 ºC during operation.
4. The newly put into use gearbox needs to replace the lubricating oil after 250 hours of operation. The oil change time depends on the state of the oil. It is recommended to replace it after 4000-8000 hours of operation or once a year.
5. The gearbox of the dual-screw extruder needs to be regularly maintained and inspected once a year

Operating Process
1. The gear on the input shaft is driven by the motor and starts to rotate.
2. The rotating input gear meshes with other gears inside the gearbox, transmitting power.
3. Different-sized gears within the gearbox are combined to form a gear train. Through continuous meshing and rotation, the high-speed, low-torque power from the input shaft gradually converts into low-speed, high-torque output.
4. The output shaft is connected to the last gear and transfers the output torque to the load.
5. Gear reduction gearboxes typically include lubrication and cooling systems to ensure smooth operation and prevent overheating and damage.
6. Our extruder gearbox converts high-speed, low-torque power into low-speed, high-torque output by changing the size ratios and meshing arrangements of different gears, achieving the function of speed reduction.

Types of Gearboxes:
Based on customer requirements, gear reduction gearboxes can be classified according to the size of the output shaft, center distance of the output shaft, output speed, and torque. Alternatively, we can provide several commonly used types of gearboxes for customers to choose from.

Product Service

24-hour Hotline

No matter when and where

to call we can find our service to you.

Pre-sales Consultation

We have 5 sales people online,

and whether you have any question

can be solved through online

communication.

After-sales Services

Receive products have any

questions about the product,

can look for us,we will help

you deal with the the first time,to your satisfaction.

Exhibition

Certificate

Company profile
ZheJiang Arrow Machinery Co., Ltd.is a company specializing in R&D, production, sales, application promotion of food engineering projects. As 1 of the largest scaled food processing equipment &whole plant engineering problem solvers in China, machines served for more than 970 companies, export to 116 countries, area, more than 20 years engineering team, we recognize that quality equals value, aims to create a great future together with global customers.

FAQ

1. Q: How about Arrow Machinery?

R: ZheJiang Arrow Machinery Co., Ltd. is a High-Tech company. Our firm is composed of a strong

team which has substantial experience in R&D, manufacture, technique and sales service and has

specialized in extruder industry for 10 years,leading screw barrel manufacturer in China.
2. Q:What’s Arrow machinery’s capacity?
R:Company is in strict accordance with CE and ISO9001 quality certification system.There are over 200

models of extruders and spare parts.

3. Q:What’s the delivery time?

R:For regular size, we have finished stock and semi-finished stock, 2 weeks max enough

for customized, normally within 20days .

4. Q:How about the gearbox quality and price?
R: top quality in China with competitive price and globle after-sale service
5. Q:what’s the life time and guarantee buy from Arrow machinery ?
  R: 3~5years life time for nitriding ones and bimtallic ones will be longer
  One year min. Guarantee.
6.Q:Where is Arrow Machinery factory and how to reach there?
R:NO.47 Chengbohu Road, Xihu (West Lake) Dis. District,HangZhou City, China. You can take the train or plane to HangZhou and we can pick you up.
7.Q:How to contact with you?
   R:just reply to me if have any question.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application:	Motor, Machinery
Function:	Distribution Power, Speed Changing, Speed Reduction, Speed Increase
Layout:	Cycloidal

Samples:	US$ 3600/Piece 1 Piece(Min.Order) \| Order Sample

Customization:	Available \| Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost: Estimated freight per unit.	about shipping cost and estimated delivery time.

Payment Method:
	Initial Payment Full Payment

Currency:	US$

Return&refunds:	You can apply for a refund up to 30 days after receipt of the products.

cycloidal gearbox

Distinguishing Features of Cycloidal Gearboxes

Cycloidal gearboxes, also known as cycloidal drives or cycloidal reducers, possess distinct characteristics that set them apart from other types of gearboxes:

Principle of Operation: Cycloidal gearboxes utilize the principle of cycloidal motion, where input shaft movement is transformed into eccentric motion of the cycloidal disc. This unique mechanism results in smooth and consistent output motion.
Compactness: Cycloidal gearboxes are renowned for their compact size and high torque density. The concentric design of the components contributes to their ability to transmit substantial torque in a relatively small package.
Tooth Profile: Cycloidal gearboxes employ specialized cycloidal teeth, which involve both pinwheel and roller gears. This distinctive tooth profile contributes to the characteristic smooth and vibration-free operation.
Reduction Mechanism: They often employ multi-lobed cam gears that interact with the pins on the cycloidal disc, resulting in multiple gear engagements per revolution and improved load distribution.
Motion Control: Cycloidal gearboxes offer high positional accuracy and motion control due to the eccentric motion of the disc, making them suitable for robotics, automation, and precision applications.
Backlash: They typically exhibit low backlash due to the nature of the engagement mechanism, making them advantageous for applications requiring precise and reversible motion.
Applications: Cycloidal gearboxes are commonly used in various industries, including robotics, packaging, material handling, printing, and more, where their compactness, precision, and efficiency are valued.

These distinguishing features contribute to the unique capabilities and benefits of cycloidal gearboxes in specific applications.

cycloidal gearbox

History of Cycloidal Gear System Development

The history of cycloidal gear systems dates back to ancient times, with various forms of non-circular gears being used for specialized applications. The concept of the cycloidal gear system as we know it today, however, has evolved over centuries of engineering and innovation:

Ancient Roots: The concept of using non-circular gears can be traced back to ancient civilizations, where devices like the “Antikythera Mechanism” (c. 150-100 BC) employed non-circular gear arrangements.
Cam Mechanisms: During the Renaissance, engineers and inventors like Leonardo da Vinci explored mechanisms involving cams and followers, which are precursors to modern cycloidal gears.
Cycloidal Motion Studies: In the 19th century, engineers and mathematicians like Franz Reuleaux and Robert Willis studied and developed mechanisms based on the principles of cycloidal motion.
Early Cycloidal Gearboxes: The development of cycloidal gear systems gained momentum in the late 19th and early 20th centuries, with inventors like Emile Alluard and Louis André creating early forms of cycloidal gear mechanisms and gearboxes.
Cycloidal Drive: The term “cycloidal drive” was coined by James Watt in the 18th century, referring to mechanisms that produce a motion resembling a rolling circle.
Modern Cycloidal Gearboxes: The development of modern cycloidal gearboxes was further advanced by engineers like Ralph B. Heath, who patented the “Harmonic Drive” in the 1950s. This invention marked a significant step in the advancement and commercialization of precision cycloidal gear systems.
Advancements and Applications: Over the decades, cycloidal gear systems have found applications in robotics, aerospace, automation, and other fields that require compactness, precision, and high torque capabilities.

The history of cycloidal gear system development reflects the contributions of many engineers and inventors who have refined and advanced the technology over time. Today, cycloidal gearboxes continue to play a crucial role in various industries and applications.

cycloidal gearbox

Common Applications of Cycloidal Gearboxes

Cycloidal gearboxes find their application in various industries and scenarios where their unique features are advantageous:

Robotics: Cycloidal gearboxes are often used in robotic joints and manipulators due to their compact size, high torque capacity, and precision movement.
Conveyor Systems: Their ability to handle heavy loads and provide accurate motion makes cycloidal gearboxes suitable for conveyor systems in industries such as manufacturing, food processing, and material handling.
Aerospace: In aerospace applications, cycloidal gearboxes are used in satellite mechanisms, aerospace actuators, and precision motion control systems.
Medical Devices: The compact design and precise motion capabilities of cycloidal gearboxes are beneficial in medical equipment such as surgical robots and diagnostic devices.
Textile Industry: Cycloidal gearboxes are utilized in textile machines for their ability to provide accurate and synchronized movement in the weaving and knitting processes.
Automotive: Some automotive applications, such as sunroof mechanisms and power seats, can benefit from the compact size and high torque capacity of cycloidal gearboxes.
Printing Industry: The precision and reliability of cycloidal gearboxes are important in printing presses to ensure accurate paper feeding and positioning.
Packaging Machinery: In packaging equipment, cycloidal gearboxes can provide the required torque and accuracy for tasks like sealing, labeling, and filling.

These are just a few examples of where cycloidal gearboxes are commonly used, demonstrating their versatility and adaptability across various industries.

China Professional Precision Unit Reducer Gearbox Machining with Manufacturing Factory with high quality
editor by CX 2024-05-09

China Standard RV-E Cycloidal Pin Wheel Precision Reducer cycloidal gearbox efficiency

Leave a reply

Product Description

Details Photos:

1.It is equipped with an angular contact ball bearing, so it can support the external load with the rigid moment and large allowable moment
2.Easy assemble, small vibration
3.It can reduce the motor straight junction (input gear) and inertia
4.Large torsional rigidity
5.Strong impact resistance (500% of rated torque)
6.The crankshaft is supported by 2 columns in the reducer
7.Excellent starting efficiency & Small wear and long service life
8.Small backlash (1arc. Min.) & Use rolling bearing
9.Strong impact resistance (500% of rated torque)
10.The number of simultaneous engagements between RV gear and needle teeth is large

Advantages:
1. High precision, high torque
2. Dedicated technical personnel can be on the go to provide design solutions
3. Factory direct sales fine workmanship durable quality assurance
4. Product quality issues have a one-year warranty time, can be returned for replacement or repair

Company profile:

HangZhou CZPT Technology Co., Ltd. was established in 2014. Based on long-term accumulated experience in mechanical design and manufacturing, various types of harmonic reducers have been developed according to the different needs of customers. The company is in a stage of rapid development. , Equipment and personnel are constantly expanding. Now we have a group of experienced technical and managerial personnel, with advanced equipment, complete testing methods, and product manufacturing and design capabilities. Product design and production can be carried out according to customer needs, and a variety of high-precision transmission components such as harmonic reducers and RV reducers have been formed; the products have been sold in domestic and global(Such as USA, Germany, Turkey, India) and have been used in industrial robots, machine tools, medical equipment, laser processing, cutting, and dispensing, Brush making, LED equipment manufacturing, precision electronic equipment, and other industries have established a good reputation.
In the future, Hongwing will adhere to the purpose of gathering talents, keeping close to the market, and technological innovation, carry CZPT the value pursuit in the field of harmonic drive&RV reducers, seek the common development of the company and the society, and quietly build itself into a CZPT brand with independent intellectual property rights. Quality supplier in the field of precision transmission”.

Strength factory:

Our plant has an entire campus The number of workshops is around 300 Whether it’s from the production of raw materials and the procurement of raw materials to the inspection of finished products, we’re doing it ourselves. There is a complete production system

Parameter:

Rated Table
Output rotational speed (rpm)				5		10	15	20	25	30	40	50	60
Model	Speed ratio code	Transmission Ratio(R)		Output Torque (Nm) / Enter the capacity (kW
		Rotation of axes	Housing rotation
RV-6E	31	31	30	101 / 0.07		81 / 0.11	72 / 0.15	66 / 0.19	62 / 0.22	58 / 0.25	54 / 0.30	50 / 0.35	47 / 0.40
	43	43	42
	53.5	53.5	52.5
	59	59	58
	79	79	78
	103	103	102
RV-20E	57	57	56	231 / 0.16		188 / 0.26	167 / 0.35	153 / 0.43	143 / 0.50	135 / 0.57	124 / 0.70	115 / 0.81	110 / 0.92
	81	81	80
	105	105	104
	121	121	120
	141	141	140
	161	161	160
RV-40E	57	57	56	572 / 0.40		465 / 0.65	412 / 0.86	377 / 1.05	353 / 1.23	334 / 1.40	307 / 1.71	287 / 2.00	271 / 2.27
	81	81	80
	105	105	104
	121	121	120
	153	153	152
RV-80E	57	57	56	1,088 / 0.76		885 / 1.24	784 / 1.64	719 / 2.01	672 / 2.35	637 / 2.67	584 / 3.26	546 / 3.81	517 / 4.33
	81	81	80
	101	101	100
	121	121	120
	153	1(153)	1(152)
RV-110E	81	81	80	1,499 / 1.05		1,215 / 1.70	1,078 / 2.26	990 / 2.76	925 / 3.23	875 / 3.67	804 / 4.49
	111	111	110
	161	161	160
	175	1227/7	1220/7
RV-160E	81	81	80	2,176 / 1.52		1,774 / 2.48	1,568 / 3.28	1,441 / 4.02	1,343 / 4.69	1,274 / 5.34
	101	101	100
	129	129	128
	145	145	144
	171	171	170
RV-320E	81	81	80	4,361 / 3.04		3,538 / 4.94	3,136 / 6.57	2,881 / 8.05	2,695 / 9.41	2,548 / 10.7
	101	101	100
	118.5	118.5	117.5
	129	129	128
	141	141	140
	171	171	170
	185	185	184
RV-450E	81	81	80	6,135 / 4.28		4,978 / 6.95	4,410 / 9.24	4,047 / 11.3	3,783 / 13.2
	101	101	100
	118.5	118.5	117.5
	129	129	128
	154.8	2013/13	2000/13
	171	171	170
	192	1347/7	1340/7
Note: 1. The allowable output speed is affected by duty cycle, load, and ambient temperature. When the allowable output speed is above NS1, please consult our company about the precautions. 2. Calculate the input capacity (kW) by the following formula.
Input capacity (kW) =(2πNT)/(60η/100101010)					N: output speed (RPM) T: output torque (nm) η = 75: reducer efficiency (%)
The input capacity is the reference value. 3. When using the reducer at a low temperature, the no-load running torque will increase, so please pay attention when selecting the motor. (refer to p.93 low-temperature characteristics)

T0 Rated torque(Remark .7)	N0 Rated output speed	K Rated life	TS1 Allowable starting and stopping torque	TS2 Instantaneous maximum allowable torque	NS0 Allowable maximum output speed (Remark .1)	Backlash	Empty distance MAX.	Angle transmission error MAX.	A representative value of starting efficiency	MO1 Allowable moment (Remark .4)	MO2 Instantaneous maximum allowable moment	Wr Allowable radial load (Remark .10)	I Converted value of inertia moment input shaft (Remark .5)	Weight
(Nm)	(rpm)	(h)	(Nm)	(Nm)	(r/min)	(arc.sec.)	(arc.min.)	(arc.sec.)	(%)	(Nm)	(Nm)	(N)	(kgm2)	(kg)
58	30	6,000	117	294	100	1.5	1.5	80	70	196	392	2,140	2.63×10-6	2.5
													2.00×10-6
													1.53×10-6
													1.39×10-6
													1.09×10-6
													0.74×10-6
167	15	6,000	412	833	75	1.0	1.0	70	75	882	1,764	7,785	9.66×10-6	4.7
													6.07×10-6
													4.32×10-6
													3.56×10-6
													2.88×10-6
													2.39×10-6
412	15	6,000	1,571	2,058	70	1.0	1.0	60	85	1,666	3,332	11,594	3.25×10-5	9.3
													2.20×10-5
													1.63×10-5
													1.37×10-5
													1.01×10-5
784	15	6,000	1,960	Bolt tightening 3920	70	1.0	1.0	50	85	Bolt fastening 2156	Bolt tightening	Bolt tightening 12988	8.16×10-5	Bolt tightening 13.1
													6.00×10-5
													4.82×10-5
				Pin combination 3185						Pin combination 1735	Pin combination 2156	Pin combination 1571		Pin combination 12.7
													3.96×10-5
													2.98×10-5
1,078	15	6,000	2,695	5,390	50	1.0	1.0	50	85	2,940	5,880	16,648	9.88×10-5	17.4
													6.96×10-5
													4.36×10-5
													3.89×10-5
1,568	15	6,000	3,920	Bolt tightening 7840	45	1.0	1.0	50	85	3,920	Bolt tightening 7840	18,587	1.77×10-4	26.4
													1.40×10-4
													1.06×10-4
				Pin and use 6615							Pin and use 6762
													0.87×10-4
													0.74×10-4
3,136	15	6,000	7,840	Bolt tightening 15680	35	1.0	1.0	50	80	Bolt tightening 7056	Bolt tightening 14112	Bolt tightening 28067	4.83×10-4	44.3
													3.79×10-4
													3.15×10-4
													2.84×10-4
				Pin combination 12250						Pin combination 6174	Pin and use 1571	Pin combination 24558
													2.54×10-4
													1.97×10-4
													1.77×10-4
4,410	15	6,000	11,571	Bolt tightening 22050	25	1.0	1.0	50	85	8,820	Bolt tightening 17640	30,133	8.75×10-4	66.4
													6.91×10-4
													5.75×10-4
													5.20×10-4
				Pin and use 18620							Pin and use 13524
													4.12×10-4
													3.61×10-4
													3.07×10-4
4. The allowable torque will vary according to the thrust load. Please confirm by the allowable moment line diagram (p.91). 5. The value of inertia moment is the value of the reducer body. The moment of inertia of the input gear is not included. 6. For moment stiffness and torsion stiffness, please refer to the calculation of inclination angle and torsion angle (p.99). 7. Rated torque refers to the torque value reflecting the rated life at rated output speed, not the data showing the upper limit of load. Please refer to the glossary (p.81) and product selection flow chart (p.82). 8. If you want to buy products other than the above speed ratio, please consult our company. 9. The above specifications are obtained according to the company’s evaluation method. Please confirm that the product meets the use conditions of carrying real aircraft before use. 10. When a radial load is applied to dimension B, please use it within the allowable radial load range. 11. 1 RV-80e r = 153 is only output shaft bolt fastening type( P.20,21)

Exhibition:

APPLICATIONS:

FQA:
Q: What should I provide when I choose a gearbox/speed reducer?
A: The best way is to provide the motor drawing with parameters. Our engineer will check and recommend the most suitable gearbox model for your reference.
Or you can also provide the below specification as well:
1) Type, model, and torque.
2) Ratio or output speed
3) Working condition and connection method
4) Quality and installed machine name
5) Input mode and input speed
6) Motor brand model or flange and motor shaft size

Application:	Motor, Motorcycle, Machinery, Agricultural Machinery
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type
Layout:	Coaxial
Gear Shape:	Cylindrical Gear
Step:	Single-Step

Samples:	US$ 600/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

helical gearbox

A Mathematical Model of a Cycloid Gearbox

Having a gearbox with a cycloidal rotor is an ideal design for a car or any other vehicle, as the cycloidal design can reduce the amplitude of vibration, which is a key component in car performance. Using a cycloidal gearbox is also a great way to reduce the amount of friction between the gears in the gearbox, which can help to reduce noise and wear and tear. A cycloidal gearbox is also a very efficient design for a vehicle that needs to perform under high loads, as the gearbox can be very robust against shock loads.

Basic design principles

cycloidal gearboxes are used for precision gearing applications. Cycloidal drives are compact and robust and offer lower backlash, torsional stiffness and a longer service life. They are also suitable for applications involving heavy loads.
Cycloidal drives are compact in size and provide very high reduction ratios. They are also very robust and can handle shock loads. Cycloidal drives are ideally suited to a wide range of drive technologies. Cycloidal gears have excellent torsional stiffness and can provide a transmission ratio of 300:1. They can also be used in applications where stacking multiple gear stages is not desired.
In order to achieve a high reduction ratio, cycloidal gears must be manufactured extremely accurately. Cycloidal gears have a curved tooth profile that removes shear forces at any point of contact. This provides a positive fit for the gear disc. This profile can be provided on a separate outer bushing or as an internal gear profile insert.
Cycloidal drives are used in marine propulsion systems, where the load plate rotates around the X and Y axis. The plate is anchored by a threaded screw hole arranged 15mm away from the center.
A secondary carrier body is used in a cycloidal gearbox to support the load plate. The secondary carrier body is composed of a mounting carrier body and a secondary carrier disc.

Low friction

Several studies have been conducted to understand the static problems of gears. In this paper, we discuss a mathematical model of a low friction cycloidal gearbox. This model is designed to calculate various parameters that affect the performance of the gearbox during production.
The model is based on a new approach that includes the stiction effect and the nonlinear friction characteristic. These parameters are not covered by the conventional rule of thumb.
The stiction effect is present when the speed direction is changed. During this time, the input torque is required to prevail over the stiction effect to generate movement. The model also enables us to calculate the magnitude of the stiction effect and its breakaway speed.
The most important thing is that the model can be used to improve the dynamic behavior of a controlled system. In this regard, the model has a high degree of accuracy. The model is tested in several quadrants of the gearbox to find the optimum stiction breakaway speed. The simulation results of the model show that this model is effective in predicting the efficiency of a low friction cycloidal gearbox.
In addition to the stiction model, we also studied the efficiency of a low friction cycloidal reducer. The reduction ratio of this gearbox was estimated from the formula. It is found that the ratio approaches negative infinity when the motor torque is close to zero Nm.

Compact

Unlike standard planetary gears, cycloidal gearboxes are compact, low friction and feature virtually zero backlash. They also offer high reduction ratios, high load capacity and high efficiency. These features make them a viable option for a variety of applications.
Cycloid disks are driven by an eccentric input shaft. They are then driven by a stationary ring gear. The ring gear rotates the cycloidal disk at a higher rate. The input shaft rotates nine times to complete a full rotation. The ring gear is designed to correct the dynamic imbalance.
CZPT cycloidal gearheads are designed for precision and stable operation. These reducers are robust and can handle large translocations. They also offer high overload protection. They are suitable for shock wave therapy. CZPT gearheads are also well suited for applications with critical positioning accuracy. They also require low assembly and design costs. They are designed for long service life and low hysteresis loss.
CZPT cycloidal reducers are used in a variety of industrial applications, including CNC machining centers, robot positioners and manipulators. They offer a unique design that can handle high forces on the output axis, and are especially suitable for large translocations. These gearheads are highly efficient, reducing costs, and are available in a variety of sizes. They are ideal for applications that require millimetre accuracy.

High reduction ratios

Compared to other gearboxes, cycloidal gearboxes offer high reduction ratios and small backlash. They are also less expensive. Cycloid gearboxes can be used in a variety of industries. They are suitable for robotic applications. They also have high efficiency and load capacity.
A cycloidal gearbox works by rotating a cycloidal disc. This disc contains holes that are bigger than the pins on the output shaft. When the disc is rotated, the output pins move in the holes to generate a steady output shaft rotation. This type of gearbox does not require stacking stages.
Cycloid gearboxes are usually shorter than planetary gearboxes. Moreover, they are more robust and can transmit higher torques.
Cycloid gearboxes have an eccentric cam that drives the cycloidal disc. The cycloidal disc advances in 360deg/pivot/roller steps. It also rotates in an eccentric pattern. It meshes with the ring-gear housing. It also engages the internal teeth of the ring-gear housing.
The number of lobes on the cycloidal disc is not sufficient to generate a good transmission ratio. In fact, the number of lobes must be less than the number of pins surrounding the cycloidal disc.
The cycloidal disc is rotated by an eccentric cam that extends from the base shaft. The cam also spins inside the cycloidal disc. The eccentric motion of the cam helps the cycloidal disc rotate around the pins of the ring-gear housing. helical gearbox

Reducing amplitude of the vibration

Various approaches to reducing amplitude of the vibration in a cycloidal gearbox have been studied. These approaches are based on the kinematic analysis of gearbox.
A cycloidal gearbox is a gearbox that consists of bearings, gears, and an eccentric bearing that drives a cycloidal disc. This gearbox has a high reduction ratio, which is achieved by a series of output shaft pins that drive the output shaft as the disc rotates.
The test bench used in the studies has four sensors. Each sensor acquires signals with different signal processing techniques. In addition, there is a tachometer that acquires variations in rotational velocity at the input side.
The kinematic study of the robotic gearbox was performed to understand the frequency of vibrations and to determine whether the gearbox is faulty. It was found that the gearbox is in healthy operation when the amplitude of the x and y is low. However, when the amplitude is high, it is indicative of a malfunctioning element.
The frequency analysis of vibration signals is performed for both cyclostationary and noncyclostationary conditions. The frequencies that are selected are those that appear in both types of conditions.

Robust against shock loads

Compared to traditional gearboxes, cycloidal gearboxes have significant benefits when it comes to shock loads. These include high shock-load capacity, high efficiency, reduced cost, lower weight, lower friction, and better positioning accuracy.
Cycloid gears can be used to replace traditional planetary gears in applications where inertia is important, such as the transportation of heavy loads. They have a lighter design and can be manufactured to a more compact size, which helps reduce cost and installation expense. Cycloid gears are also able to provide transmission ratios of up to 300:1 in a small package.
Cycloid gears are also suitable for applications where a long service life is essential. Their radial clamping ring reduces inertia by up to 39%. Cycloid gears have a torsional stiffness that is five times higher than that of conventional planetary gears.
Cycloid gearboxes can provide significant improvements in concrete mixers. They are a highly efficient design, which allows for important innovations. They are also ideal for servo applications, machine tools, and medical technology. They feature user-friendly screw connections, effective corrosion protection, and effective handling.
Cycloid gears are especially useful for applications with critical positioning accuracy. For example, in the control of large parabolic antennas, high shock load capacity is required to maintain accuracy. Cycloid gears can withstand shock loads up to 500% of their rated torque. helical gearbox

Inertial effects

Various studies have been conducted to investigate the static problems of gears. However, there is still a need for a proper model to investigate the dynamic behaviour of a controlled system. For this, a mathematical model of a cycloidal gearbox has been developed. The presented model is a simple model that can be used as the basis for a more complex mechanical model.
The mathematical model is based on the cycloidal gearbox’s mechanical construction and has a nonlinear friction characteristic. The model is able to reproduce the current peaks and breaks at standstill. It also considers the stiction effect. However, it does not cover backlash or torsional stiffness.
This model is used to calculate the torque generating current and the inertia of the motor. These values are then compared with the real system measurement. The results show that the simulation results are very close to the real system measurement.
Several parameters are considered in the model to improve its dynamic behaviour. These parameters are calculated from the harmonic drive system analysis. These are torque-generating current, inertia, and the contact forces of the rotating parts.
The model has a high level of accuracy and can be used for motor control. It is also able to reproduce the dynamic behaviour of a controlled system.
China Standard RV-E Cycloidal Pin Wheel Precision Reducer cycloidal gearbox efficiency
editor by CX 2023-10-23

China supplier Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox manufacturer

Leave a reply

Product Description

Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox

Company Profile

We are a professional company engaged in the R&D, design, and manufacturing of gearboxes. The company has introduced a number of sophisticated production and testing equipment. We have successfully developed 800Nm-11200Nm planetary gearboxes for construction machinery, special planetary gearboxes for mixers, special planetary gearboxes for buildings, special reducers for mines, wind power reducers, hydraulic rotary, winch series, gearboxes for rolling mills, and other series of gearboxes with hundreds of thousands of specifications. The products have been widely used in building materials, metallurgy, engineering machinery, hoisting, shipping, chemical, pharmaceutical, electric power, and other supporting units and engineering projects.
Since its establishment, the company has been accelerating the pace of scientific and technological innovation and independent brand construction to build its core competitiveness with new thinking and new manufacturing awareness.

Our Equipments

Certification

Packaging and Shipment

Product Description

Agricultural gearbox:
Flail mower gearbox, rotary tiller gearbox, lawn mower gearbox, rotary cutter gearbox, agricultural sprayer gearbox, post hole digger gearbox, feed mixer gearbox, rotary mower gearbox, gearbox for circular saws, irrigation reels gearbox, agricultural generator gearbox, fertilizer spreader gearbox, hydraulic drive gearbox, manure spreader gearbox, rotary rakes gearbox, hay tedders gearbox, micro tiller gearbox, cutter bars gearbox, fertilizer mixer gearbox, agitators gearbox for sewage, round baler gearbox, snowblower gearbox

Planetary gearbox:

–Gear speed reducer for tracked vehicle
–Gear speed reducer for winch
–Planetary gear reducer for wheeled vehicle
–Planetary slewing drive
–Planetary gear reducer for wind turbines
–Inline planetary gear reducer
–Right angle gear drive
–Planetary gearbox feed mixer drive

Industrial gearbox
Worm gearbox: RV series, WP series, SWL series screw jack, VF series

Helical gearbox: R/F/K/S series, HB series, BKM series, RC series, SMR shaft mounted gearbox, TA shaft mounted gearbox

Cycloidal gearboxes: BL/XL flange vertical installed double shaft type, BW/XW baseboard horizontal installed double shaft type, BLD/XLD flange vertical installed motor direct-connection type, BWD/XWD baseboard horizontal installed motor direct-connection type
High precision planetary gearbox

Application

Agriculture & Forestry	Industry & Mining	Food Processing
Sprayer Wheel Harvester Crawler Harvester Feed Mixer Forestry Machinery	Earthwork Construction Concrete Road Construction Crushing, Grinding, & Raw Material Processing Mud Treatment	Grain, processing & milling Baking processing Fruit, vegetable & beverage processing
Transport	Maritime Affairs	Wind Energy
Road vehicles Warehouse and raw material handling Off-highway vehicles Access and aerial platform Warehouse and raw material handling Automatic storage Airport equipment Logistics and industrial cranes Mobile crane	Dredging vessel Offshore construction vessel Work vessels and tugs Offshore platform Merchant ship Pipe laying machine and cable laying machine	Wind turbine yaw pitch

The installation and dimensions of the planetary gearbox are designed in strict accordance with the requirements of Italian and American manufacturers so that they can be interchanged with the following series of planetary gearboxes. Performance and connection dimensions. They are ideal substitutes for these brands.

trasmital bonfiglioli, revini riduttori, rexroth, CZPT riduttori, rossi, zollern

Related Products–Transmission parts

Drive shafts

For more reducers and mechanical accessories, please click here to view

cycloidal gearbox

History of Cycloidal Gear System Development

Ancient Roots: The concept of using non-circular gears c

Efficiency of Cycloidal Gearboxes in Power Transmission

Cycloidal gearboxes offer relatively high power transmission efficiency compared to other types of gearboxes. The efficiency of a cycloidal gearbox depends on various factors, including the design, quality of components, lubrication, and load conditions.

Typically, the power transmission efficiency of a cycloidal gearbox ranges from 85% to 95%. However, this can vary based on several factors:
- Number of Reduction Stages: Multi-stage cycloidal gearboxes may experience slightly lower efficiency due to multiple gear meshing interactions.
- Quality and Design: Well-designed and precision-manufactured cycloidal gearboxes tend to exhibit higher efficiency.
- Lubrication: Proper lubrication is crucial for reducing friction and enhancing efficiency. Insufficient or deteriorated lubrication can lead to efficiency losses.
- Load Conditions: Higher loads and torque levels can lead to higher friction and lower efficiency. Properly matching the gearbox to the application is essential.
Despite minor efficiency losses compared to some other gearbox types, the benefits of compactness, high torque density, and precise motion control often outweigh the efficiency considerations in many applications.

an be traced back to ancient civilizations, where devices like the “Antikythera Mechanism” (c. 150-100 BC) employed non-circular gear arrangements.
Cam Mechanisms: During the Renaissance, engineers and inventors like Leonardo da Vinci explored mechanisms involving cams and followers, which are precursors to modern cycloidal gears.
Cycloidal Motion Studies: In the 19th century, engineers and mathematicians like Franz Reuleaux and Robert Willis studied and developed mechanisms based on the principles of cycloidal motion.
Early Cycloidal Gearboxes: The development of cycloidal gear systems gained momentum in the late 19th and early 20th centuries, with inventors like Emile Alluard and Louis André creating early forms of cycloidal gear mechanisms and gearboxes.
Cycloidal Drive: The term “cycloidal drive” was coined by James Watt in the 18th century, referring to mechanisms that produce a motion resembling a rolling circle.
Modern Cycloidal Gearboxes: The development of modern cycloidal gearboxes was further advanced by engineers like Ralph B. Heath, who patented the “Harmonic Drive” in the 1950s. This invention marked a significant step in the advancement and commercialization of precision cycloidal gear systems.
Advancements and Applications: Over the decades, cycloidal gear systems have found applications in robotics, aerospace, automation, and other fields that require compactness, precision, and high torque capabilities.

Application:	Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function:	Distribution Power, Speed Changing, Speed Reduction
Layout:	Coaxial
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Step:	Stepless

cycloidal gearbox

How Does a Cycloidal Gearbox Work?

A cycloidal gearbox operates on the principle of cycloidal motion to transmit rotational power. It consists of a set of components that work together to achieve smooth and efficient motion transmission:

High-Speed Input Shaft: The gearbox is connected to a high-speed input shaft, typically driven by an electric motor or another power source.
Cycloidal Pins or Rollers: Surrounding the input shaft are a series of cycloidal pins or rollers arranged in a circular pattern. These pins interact with the lobed profiles of the outer stationary ring.
Outer Stationary Ring: The outer ring remains stationary and contains lobed profiles. The lobes are designed in a way that allows them to engage with the cycloidal pins as they rotate.
Motion Transmission: As the input shaft rotates, it causes the cycloidal pins to move along the circular path. The interaction between the cycloidal pins and the lobed profiles of the outer ring results in a unique motion known as epicycloidal or hypocycloidal motion.

This motion generates torque that is transferred from the input shaft to the output shaft of the gearbox. The main advantage of a cycloidal gearbox is its ability to provide high torque output in a compact design. The multiple points of contact between the pins and the lobes distribute the load, enhancing the gearbox’s load-carrying capacity.

Cycloidal gearboxes are known for their smooth and controlled motion, making them suitable for applications requiring precise positioning and high torque capabilities, such as robotics, automation, and industrial machinery.

China supplier Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox manufacturer
editor by CX 2023-08-23

China Standard Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox manufacturer

Leave a reply

Product Description

Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox

Company Profile

Our Equipments

Certification

Packaging and Shipment

Product Description

Planetary gearbox:

Industrial gearbox
Worm gearbox: RV series, WP series, SWL series screw jack, VF series

Helical gearbox: R/F/K/S series, HB series, BKM series, RC series, SMR shaft mounted gearbox, TA shaft mounted gearbox

Application

Agriculture & Forestry	Industry & Mining	Food Processing
Sprayer Wheel Harvester Crawler Harvester Feed Mixer Forestry Machinery	Earthwork Construction Concrete Road Construction Crushing, Grinding, & Raw Material Processing Mud Treatment	Grain, processing & milling Baking processing Fruit, vegetable & beverage processing
Transport	Maritime Affairs	Wind Energy
Road vehicles Warehouse and raw material handling Off-highway vehicles Access and aerial platform Warehouse and raw material handling Automatic storage Airport equipment Logistics and industrial cranes Mobile crane	Dredging vessel Offshore construction vessel Work vessels and tugs Offshore platform Merchant ship Pipe laying machine and cable laying machine	Wind turbine yaw pitch

trasmital bonfiglioli, revini riduttori, rexroth, CZPT riduttori, rossi, zollern

Related Products–Transmission parts

Drive shafts

For more reducers and mechanical accessories, please click here to view

cycloidal gearbox

Patents Associated with Cycloidal Gearbox Designs

Throughout the history of cycloidal gearbox development, several patents have been filed for various designs and applications. Some notable patents include:

Harmonic Drive: Ralph B. Heath’s patent for the “Harmonic Drive” (US Patent 2,906,143), filed in 1957, is one of the most famous patents related to cycloidal gear systems. This patent introduced the concept of a high-precision reduction gear mechanism using flexible components.
Cycloidal Drive Mechanism: A patent by James Watt for a “Cycloidal Drive Mechanism” (GB Patent 1812), dating back to the 18th century, is often cited as one of the early references to cycloidal motion and gears.
Planetary Roller Transmission: US Patent 3,671,927 by C.F. Kafesjian and H. Blumenstock introduced a “Planetary Roller Transmission” in 1972, describing a cycloidal drive mechanism with planetary motion.
Cycloidal Speed Reducer: A patent for a “Cycloidal Speed Reducer” (US Patent 5,588,583) was granted to Richard J. Pieprzak in 1996, focusing on an improved design of cycloidal gears for various

Variations in Cycloidal Gearbox Design

Cycloidal gearboxes come in various designs and configurations to cater to different application requirements. Some common variations include:
- Single-Stage vs. Multi-Stage: Cycloidal gearboxes can be designed as single-stage or multi-stage systems. Single-stage designs offer a lower gear ratio and are suitable for applications with moderate torque requirements. Multi-stage designs provide higher gear ratios and are used for applications demanding higher torque output.
- Input and Output Arrangements: Cycloidal gearboxes can have various input and output arrangements, including coaxial, inline, and right-angle configurations. These arrangements determine the orientation of the input and output shafts relative to each other.
- Size and Torque Capacity: Different sizes of cycloidal gearboxes are available to accommodate a wide range of torque and power requirements. Smaller sizes are suitable for applications where space is limited, while larger sizes handle higher torque loads.
- Mounting Options: Cycloidal gearboxes offer flexibility in mounting options, including base or flange mounting. This allows for easy integration into different types of machinery and equipment.
- Material Selection: Depending on the application’s demands, cycloidal gearboxes can be constructed using various materials, such as steel, aluminum, and alloys. Material selection affects the gearbox’s durability and performance in different environments.
- Backlash Reduction Mechanisms: Some cycloidal gearboxes feature enhanced backlash reduction mechanisms to further improve precision and accuracy in motion control applications.
These variations in design allow cycloidal gearboxes to be tailored to specific application requirements, making them versatile solutions for a wide range of industries and machinery.

applications.

These patents represent a small sample of the numerous innovations and designs related to cycloidal gear systems that have been patented over the years. Patents play a significant role in protecting and promoting innovation in the field of gearbox technology.

Application:	Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Function:	Distribution Power, Speed Changing, Speed Reduction
Layout:	Coaxial
Hardness:	Hardened Tooth Surface
Installation:	Vertical Type
Step:	Stepless

cycloidal gearbox

How Does a Cycloidal Gearbox Work?

High-Speed Input Shaft: The gearbox is connected to a high-speed input shaft, typically driven by an electric motor or another power source.
Cycloidal Pins or Rollers: Surrounding the input shaft are a series of cycloidal pins or rollers arranged in a circular pattern. These pins interact with the lobed profiles of the outer stationary ring.
Outer Stationary Ring: The outer ring remains stationary and contains lobed profiles. The lobes are designed in a way that allows them to engage with the cycloidal pins as they rotate.
Motion Transmission: As the input shaft rotates, it causes the cycloidal pins to move along the circular path. The interaction between the cycloidal pins and the lobed profiles of the outer ring results in a unique motion known as epicycloidal or hypocycloidal motion.

China Standard Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox manufacturer
editor by CX 2023-08-17

China wholesaler Backlash 1 Arc. Min High Speed Precision Reduction Gearhead & Gearbox for Stepper Motor cycloidal gear reducer design

Leave a reply

Product Description

backlash 1 arc.min High speed precision reduction gearhead & gearbox for stepper motor

WFH series High speed precision reduction gearhead & gearbox for 5 axis machining center developed and manufactured by WEITENSTAN together with German and ZheJiang technicians for many years.

High precision miniature cycloidal gearbox has the characteristics of smaller, ultra-thin, lightweight and high rigidity, anti-overload and high torque. With good deceleration performance, smooth operation and accurate positioning can be achieved. Integrated design, can be directly connected with the motor, to achieve high precision, high rigidity, high durability and other advantages. It is designed for high speed ratio, high geometric accuracy, low motion loss, large torque capacity and high stiffness applications. The compact design (minimum OD ≈40mm, currently the world’s smallest precision cycloidal pin-wheel reducer) allows it to be installed in limited Spaces.

Reducer drawings

Detailed Photos

Product Advantage

backlash 1 arc.min High speed precision reduction gearhead & gearbox for stepper motor

advantages:

1, fine precision cycloidal structure

Ultra flat shape is achieved through differential reduction mechanism and thin cross roller bearing, contributing to the compact size of the equipment. The combination of small size and unmatched superior parameters achieves the best combination of performance, price and size (high cost performance).

2. Excellent accuracy (transmission loss ≤1 arcmin)

Through the complex meshing of precision cycloid gear and high precision roller pin, higher transmission accuracy is achieved while maintaining small size and high speed ratio.

3, high rigidity

Increase the mesh rate to disperse the load, so the rigidity is high.

4. High overload capacity

It maintains trouble-free operation under abnormally low noise and vibration conditions while ensuring excellent overturning and torsional stiffness parameters. Integrated axial radial cross roller bearings, high load capacity and overload capacity of the reducer, can ensure users to provide a variety of temperature range of applications.

5, the motor installation is simple

Electromechanical integration design, can be directly connected with the motor, any brand of motor can be installed directly, without adding any device.

6. Maintenance free

Seal grease to achieve maintenance free. No refueling, no mounting direction restrictions.

7, stable performance

The manufacturing process of high wear-resistant materials and high precision parts has been certified by ISO9000 quality system, which guarantees the reliable operation of the reducer.

Product Classification

WF Series
High Precision Miniature Reducer

WF series is a high precision micro cycloidal reducer with flange, which has a wide range of applications. This series of reducers includes precise reduction mechanisms and radial – axial roller bearings. The unique design allows load to act directly on the output flange or housing without additional bearings. WF series reducer is characterized by module design, can be installed through the flange motor and reducer, belongs to the motor directly connected reducer.

WFH Series
High Precision Miniature Reducer

WFH series is a hollow form of high precision miniature cycloidal reducer, wire, compressed air pipeline, drive shaft can be through the hollow shaft, non-motor direct connection type reducer. The WFH series is fully sealed, full of grease and includes precise deceleration mechanism and radial – axial roller bearings. The unique design allows load to be acted directly on the output flange or housing without additional bearings.

WR Series
high-precision corner reducer

The WR series is a flange output corner reducer. Like the WF and WFH series, it is a high-precision reducer (backlash less than 1 arc.min), and the level 2 can also be within 1 arc.min, which is higher than other types. Corner type reducer. It can replace the harmonic drive reducer, and its life and rigidity are more than 3 times that of the harmonic.

Product Parameters

Size	reduction ratio		Rated output moment	Allowable torque of start and stop	Instantaneous allowable moment	Rated input speed	Maximum input speed	Tilt stiffness	Torsional stiffness	No-load starting torque	Transmission accuracy	Error accuracy	Moment of inertia	Weight
	Axis rotation	Shell rotation	Nm	Nm	Nm	rpm	rpm	Nm/arcmin	Nm/arcmin	Nm	arcmin	arcmin	kg-m²	kg
WFH07	21	20	15	30	45	3000	6000	6	1.1	0.12	P1≤±1 P2≤±3	P1≤±1 P2≤±3	0.52	0.42
	41	40								0.11			0.47
WFH17	21	20	50	100	150	3000	6000	28	6	0.21	P1≤±1 P2≤±3	P1≤±1 P2≤±3	0.88	0.85
	41	40								0.18			0.72
	61	60								0.14			0.69
WFH25	21	20	110	220	330	3000	5500	131	24	0.47	P1≤±1 P2≤±3	P1≤±1 P2≤±3	6.12	2
	31	30								0.41			5.67
	41	40								0.38			4.9
	51	50								0.35			4.56
	81	80								0.31			4.25
WFH32	25	24	190	380	570	3000	4500	240	35	1.15	P1≤±1 P2≤±3	P1≤±1 P2≤±3	11	4.2
	31	30								1.1			10.8
	51	50								0.77			9.35
	81	80								0.74			8.32
	101	100								0.6			7.7
WFH40	25	24	320	640	960	3000	4000	377	50	1.35	P1≤±1 P2≤±3	P1≤±1 P2≤±3	13.2	6.6
	31	30								1.32			12.96
	51	50								0.92			11.22
	81	80								0.81			9.84
	121	120								0.72			8.4

Installation Instructions

Company Profile

Q: Speed reducer grease replacement time
A: When sealing appropriate amount of grease and running reducer, the standard replacement time is 20000 hours according to the aging condition of the grease. In addition, when the grease is stained or used in the surrounding temperature condition (above 40ºC), please check the aging and fouling of the grease, and specify the replacement time.

Q: Delivery time
A: Fubao has 2000+ production base, daily output of 1000+ units, standard models within 7 days of delivery.

Q: Reducer selection
A: Fubao provides professional product selection guidance, with higher product matching degree, higher cost performance and higher utilization rate.

Q: Application range of reducer
A: Fubao has a professional research and development team, complete category design, can match any stepping motor, servo motor, more accurate matching.

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery, Agricultural Machinery
Hardness:	Hardened Tooth Surface
Installation:	Horizontal Type

Customization:	Available \| Customized Request

helical gearbox

Condition Monitoring of Cyclone Gearboxes

Whether you’re considering using a cycloidal gearbox in your home, office, or garage, you’ll want to make sure it’s made of quality material. You also want to make sure it’s designed properly, so it won’t be damaged by vibrations.

Planetary gearboxes

Compared to cycloidal gearboxes, planetary gearboxes are lighter and more compact, but they lack the precision and durability of the former. They are better suited for applications with high torque or speed requirements. For this reason, they are usually used in robotics applications. But, cycloidal gearboxes are still better for some applications, including those involving shock loads.
There are many factors that affect the performance of gearboxes during production. One of these is the number of teeth. In the case of planetary gearboxes, the number of teeth increases with the number of planets. The number of teeth is reduced in cycloidal gearboxes, which results in higher transmission ratios. These gearboxes also have lower breakaway torques, which means that they can be controlled more easily by the user.
A cycloid gearbox is comprised of three main parts: the ring gear, the sun gear, and the input shaft. The ring gear is fixed in the gearbox, while the sun gear transmits the rotation to the planet gears. The input shaft transfers motion to the sun gear, which in turn transmits it to the output shaft. The output shaft has a larger torque than the input shaft.
Cycloid gears have better torsional stiffness, lower wear, and lower Hertzian contact stress. However, they are also larger in size and require highly accurate manufacturing. Cycloid gears can be more difficult to manufacture than involute gears, which require large amounts of precision.
Cycloid gears can offer transmission ratios up to 300:1, and they can do this in a small package. They also have lower wear and friction, which makes them ideal for applications that require a high transmission ratio.
Cycloid gearboxes are usually equipped with a backlash of about one angular minute. This backlash provides the precision and control necessary for accurate movement. They also provide low wear and shock load capacity.
Planetary gearboxes are available in single and two-stage designs, which increase in length as stages are added. In addition to the two stages, they can be equipped with an optional output bearing, which takes up mounting space. In some applications, a third stage is also available.

Involute gears

Generally, involute gears are more complex to manufacture than cycloidal gears. For example, an involute gear tooth profile has a single curve while a cycloidal gear tooth profile has two curves. In addition, the involute curve is not within the base circle.
The involute curve is a very important component of a gear tooth and it can significantly influence the quality of contact meshing between teeth. Various works have been done on the subject, mainly focusing on the operating principles. In addition, the most important characteristic of the double-enveloping cycloid drive is its double contact lines between the meshing tooth pairs.
Cycloid gears are more powerful, less noisy, and last longer than involute gears. They also require less manufacturing operations during production. However, cycloid gears are more expensive than involute gears. Involute gears are more commonly used in linear motions while cycloid gears are used for rotary motions.
Although cycloid gears are more technically advanced, involute gears have the superior quality and are more aesthetically pleasing. Cycloid gears are used in various industrial applications such as pumps and compressors. They are also widely used in the watch industry. Nevertheless, involute gears have not yet replaced cycloid gears in the watch industry.
The cycloid disc has a number of pins around its outer edge, while an involute gear has only a single curve for the teeth. In addition, cycloid gears have a more robust and reliable design. Involute gears, on the other hand, have a cheaper rack cutter and less expensive involute teeth.
The cycloid disc’s transmission accuracy is about 98.5%, while the ring gear’s transmission accuracy is about 96%. The cycloid disc’s rotational velocity has a magnitude of 3 rad/s. A small change in the center distance does not affect the transmission accuracy. However, rotational velocity fluctuation can affect the transmission accuracy.
Cycloid gears also have the cycloid gear disc’s rotational velocity. The disc has N lobes. However, the cycloid gear disc’s transmission accuracy is still not perfect. This is because of the large rotational angles between the lobes. This also makes it difficult to manufacture. helical gearbox

Vibrations

Using modern techniques for vibration diagnostics and data-driven methods, this article presents a new approach to condition monitoring of cycloidal gearboxes. This approach focuses on detecting the root cause of gearbox failure. The article aims to provide a unified approach to gear designers.
A cycloidal gearbox is a high-precision gearbox that is used in heavy-duty machines. It has a large reduction ratio, which makes it necessary to have a very large input speed. Cycloid gears have high accuracy, but they are susceptible to vibration issues. In this article, the authors describe how a cycloidal gearbox works and how vibrations are measured. They also show how this gearbox can be used to detect faults.
The gearbox is used in positioners, multi-axis robots, and heavy-duty machines. The main characteristics of this gearbox are the high accuracy, the overload capacity, and the large reduction ratio.
There is little documentation on vibrations and condition monitoring of cycloidal gearboxes. The authors describe their approach to the problem, using a cycloidal gearbox and a testing bench. Their approach involves measuring the frequency of the gearbox with different input speeds.
The results show a good separation between the healthy and damaged states. Fault frequencies show up in the lower orders of frequencies. Faults can be detected using binning, which eliminates the need for a tachometer. In addition, binning is combined with Principal Component Analysis to determine the state of the gearbox.
This method is compared to traditional techniques. In addition, the results show how binning can be used to calculate the defect frequencies of the bearings. It is also used to determine the frequencies of the components.
The signals from the test bench are acquired using four sensors. These sensors are medium sensitivity 100 mV/g accelerometers. The signals are then processed using different signal processing techniques. The results show that the vibration signals are correlated with the internal motion of the gearbox. This information is used to identify the internal frequency of the transmission.
The frequency analysis of vibration signals is performed in cyclostationary and noncyclostationary conditions. The signals are then analyzed to determine the magnitude of the gear meshing frequency. helical gearbox

Design

Using precision gearboxes, servomotors can now control heavy loads at high speed. Unlike cam indexing devices, cycloidal gears provide extremely accurate positioning and high torque. They also provide excellent torsional stiffness and shock load capacity.
Cycloid gears are specially designed to minimize vibration at high RPM. Unlike involute gears, they are not stacked, which reduces friction and forces experienced by each tooth. In addition, cycloidal gears have lower Hertzian contact stress.
Cycloid gears are often used in multi-axis robots for positioners. They can provide transmission ratios as high as 300:1 in a compact package. They are also used in first joints in heavy machines. However, they require extremely accurate manufacturing. They are also more difficult to produce than involute gears.
A cycloidal gearbox is a type of planetary gearbox. Cycloid gears are specially designed for high gear ratios. They also have the ability to provide a large reduction ratio in a single stage. They are increasingly used in first joints in heavy machines. They are also becoming more common in robotics.
In order to achieve a large reduction ratio, the input speed of the gear must be very high. Generally, the input speed is between 500 rpm and 4500 rpm. However, in some cases, the input speed may be lower.
A cycloid is formed by rolling a rolling circle on a base circle. The ratio between the rolling circle diameter and the base circle diameter determines the shape of the cycloid. A hypocycloid is formed by rolling primarily on the inside of the base circle, while an epicycloid is formed by rolling primarily on the outside of the base circle.
Cycloid gears have a very small backlash, which minimizes the forces experienced by each tooth. These gears also have a good torsional stiffness, low friction, and shock load capacity. They also provide the best positioning accuracy.
The cycloidal gearbox was designed and built at Radom University. The design was based on three different cycloidal gears. The first pair had the external profile at the nominal dimension, while the second pair had the profile minus tolerance. The load plate had threaded screw holes arranged 15 mm away from the center.
China wholesaler Backlash 1 Arc. Min High Speed Precision Reduction Gearhead & Gearbox for Stepper Motor cycloidal gear reducer design
editor by CX 2023-06-05

China OEM Planetary Helical Gearbox with Higher Precision Widely for Machine Reducer Gearbox supplier

Leave a reply

Product Description

SAE/SAF Planetary gearboxs with higher precision:

1.-Planetary gearbox is a widely used industrial product, which can reduce the speed of motor and increase the output torque. Planetary reducer can be used as supporting parts in lifting, excavation, transportation, construction and other industries.

2.SAE/SAF Series Planetary Gearbox additionally adds front and rear oil seals, uses the output shaft double support structure and design of helix gear, which makes the gear meshing smoother and stable, the SAE/SAF Series can be used in various control transmission fields with servo motors. The backlash of the AE series is less than 5 arc.min and the reduction ratio covers 3~100.

The Product Advantages of Planetary Gearbox:

1.Flexible structure design, in line with various working conditions.
2.Ring gear processing technology: Using internal gear slotting machine and hobbling machine; the precision of ring gear after processing can reach GB7.
3.Hardened gear secondary scraping technology: secondary high-speed dry cutting of gear eliminates gear deformation caused by heat treatment. Gear accuracy can reach GB6.
4.Reliable backlash testing.

Shipping Cost: Estimated freight per unit.	To be negotiated

Application:	Motor, Machinery
Function:	Speed Reduction
Layout:	Cycloidal

Customization:	Available \| Customized Request

helical gearbox

Condition Monitoring of Cyclone Gearboxes

Planetary gearboxes

Involute gears

Vibrations

Design

Using precision gearboxes, servomotors can now control heavy loads at high speed. Unlike cam indexing devices, cycloidal gears provide extremely accurate positioning and high torque. They also provide excellent torsional stiffness and shock load capacity.
Cycloid gears are specially designed to minimize vibration at high RPM. Unlike involute gears, they are not stacked, which reduces friction and forces experienced by each tooth. In addition, cycloidal gears have lower Hertzian contact stress.
Cycloid gears are often used in multi-axis robots for positioners. They can provide transmission ratios as high as 300:1 in a compact package. They are also used in first joints in heavy machines. However, they require extremely accurate manufacturing. They are also more difficult to produce than involute gears.
A cycloidal gearbox is a type of planetary gearbox. Cycloid gears are specially designed for high gear ratios. They also have the ability to provide a large reduction ratio in a single stage. They are increasingly used in first joints in heavy machines. They are also becoming more common in robotics.
In order to achieve a large reduction ratio, the input speed of the gear must be very high. Generally, the input speed is between 500 rpm and 4500 rpm. However, in some cases, the input speed may be lower.
A cycloid is formed by rolling a rolling circle on a base circle. The ratio between the rolling circle diameter and the base circle diameter determines the shape of the cycloid. A hypocycloid is formed by rolling primarily on the inside of the base circle, while an epicycloid is formed by rolling primarily on the outside of the base circle.
Cycloid gears have a very small backlash, which minimizes the forces experienced by each tooth. These gears also have a good torsional stiffness, low friction, and shock load capacity. They also provide the best positioning accuracy.
The cycloidal gearbox was designed and built at Radom University. The design was based on three different cycloidal gears. The first pair had the external profile at the nominal dimension, while the second pair had the profile minus tolerance. The load plate had threaded screw holes arranged 15 mm away from the center.
China OEM Planetary Helical Gearbox with Higher Precision Widely for Machine Reducer Gearbox supplier
editor by CX 2023-05-29

China Professional High Precision Low Backlash Spur or Helical Gear Planetary Speed Gear Reducer Gearbox for Servo Motor Steeping Motor cycloidal gearbox assembly

Leave a reply

Product Description

Features
1.Wide transmission rate, strong output torque
2.Compact mechanical structure, light weight, small volume&Good heat-dissipating
3.Smooth operation with lower noise or vibration
4.Easy mounting, free linking, high efficiency
5.Upto 96% transmission efficiency
5. PERFECT SUBSTITUDE FOR SEW AND TRANSTECNO PRODUCTS

Applications
Wide range of application,including light industry of food &beverage, Cement,
package,construction material,chemicals and etc.

Technical data:

Model	SRC01, SRC02, SRC03, SRC04
Single unit versions	SRC-P IEC motor mounting SRC-HS shaft mounting
Power	0.25—-4KW
reduction ratio	3.66 – 54
Output torque	3.0—500N.M
Gear material	20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm

After-sale service:
One year warranty,subject to proper operation and installation;free technical support all the time.

Shipping Cost: Estimated freight per unit.	To be negotiated\| Freight Cost Calculator

Shipping Cost:

Estimated freight per unit.

To be negotiated|

Freight Cost Calculator

Application:	Motor
Layout:	Cycloidal
Hardness:	Hardened Tooth Surface

Customization:	Available \| Customized Request

helical gearbox

How to Use a Cyclone Gearbox

Often, a cycloidal gearbox is used in order to achieve a torque transfer from a motor or pump. This type of gearbox is often a common choice as it has a number of advantages over a regular gearbox. Its main advantage is that it is easy to make, which means that it can be incorporated into a variety of applications. However, if you want to use a cycloidal gearbox, there are a few things that you need to know. These include the operation principle, the structure and the dynamic and inertial effects that come with it.

Dynamic and inertial effects

Several studies have been carried out on the static and dynamic properties of cycloidal gears. The study of these effects is beneficial in assisting optimal design of cycloidal speed reducers.
In this paper, the dynamic and inertial effects of a two-stage cycloidal speed reducer have been investigated using the CZPT program package. Moreover, a new model for cycloidal reducers based on non-linear contact dynamics has been developed. The new model aims to predict several operational conditions.
The normal excitation contact force for the cycloid discs of the first and second stage is very similar. However, the total deformation at the contact point is different. This effect is mainly due to the system’s own oscillations. The cycloid discs of the second stage turn around the ring gear roller with a 180deg angle. This angle is a significant contributor to the torque loads. The total excitation force on the cycloid discs of first and second stage is 1848 N and 2068.7 N, respectively.
In order to analyze the contact stress, different gear profiles were investigated. The mesh density was considered as an important design criterion. It was found that a bigger hole reduces the material content of the cycloidal disc and results in more stresses.
Moreover, it is possible to reduce the contact forces in a more efficient manner by changing the geometric parameters. This can be done by mesh refinement along the disc width. The cycloidal disc has the greatest influence on the output results.
The efficiency of a cycloidal drive increases with the increase in load. The efficiency of a cycloidal reducer also depends on the eccentricity of the input shaft and the cycloidal plate. The efficiency curve for small loads is linear. However, for the larger loads, the efficiency curve becomes more non-linear. This is because the stiffness of the cycloid reducer increases as the load increases.

Structure

Despite the fact that it looks like a complicated engineering puzzle, the construction of a cycloidal gearbox is actually quite simple. The key elements are the base, the load plate and the thrust bearing. All these elements work together to create a stable, compact gearbox.
The base is a circular section with several cylindrical pins around its outer edge. The pins are fixed on a fixed ring that holds them in a circular path. The ring serves as a reference circle. The circle’s size is approximately 5mm in diameter.
The load plate is a series of threaded screw holes. These are arranged 15mm away from the center. These are used to anchor external structures. The load plate must be rotated around the X and Y axis.
The thrust bearing is placed on top of the load plate. The bearing is made of an internal diameter of 35mm and an external diameter of 52mm. It is used to allow rotation around the Z axis.
The cycloidal disc is the centerpiece of the cycloidal gearbox. The disc has holes for the pins that drive the output shaft. The holes are larger than those used in output roller pins. The disc also has a reduced eccentricity.
The pins are attached to the cycloidal disc by rolling pins. The pins are made of a material that provides mechanical support for the drive during high-torque situations. The pins have a 9mm external diameter. The disc has a number of lobes and is rotated by one lobe per shaft revolution.
The cycloidal gearbox also has a top cover that helps keep the components together. The cover has a pocket for tools. The top cover also has threads that screw into the casing. helical gearbox

Operation principle

Among many types of gear transmissions, cycloidal gearboxes are used in heavy machinery and multi-axis robots. They are highly effective, compact and capable of high ratios. In addition, they have an overload capability.
Cycloid disks are driven by eccentric shafts that rotate around fixed ring pins. Roller pins of the pin disc engage with holes in the cycloidal disc. These roller pins drive the pin disc and the pin disc transfers the motion to the output shaft.
Unlike conventional gear drives, cycloidal drives have low backlash and high torsional stiffness. They are ideally suited to heavy loads and all drive technologies. The lower mass and compact design of the cycloidal disk also contributes to its high efficiency and positioning accuracy.
The cycloidal disc plays a central role in the gearbox kinematics. It rotates around a fixed ring in a circle. When the disc is pushed against the ring gear, the pins engage with the disc and the roller pins rotate around the pins. This rotating motion generates vibration, which travels through the driven shafts.
Cycloid discs are typically designed with a short cycloid, so that the eccentricity is minimized. This reduces unbalance forces at high speeds. Ideally, the number of lobes on the cycloid is smaller than the number of surrounding pins. This reduces the amount of Hertzian contact stress.
Unlike planetary gears, cycloidal gears have high accuracy and are capable of withstanding shock loads. They also experience low friction and less wear on tooth flanks. They also have higher efficiency and load capacity.
Cycloid gears are generally more difficult to manufacture than involute gears. Cycloid gears are not suitable for stacking gear stages. They require extreme accuracy for manufacturing. However, their smaller size and low backlash, high torsional stiffness, and low vibration make them ideal for use in heavy machines.

Involute gear tooth profile

Almost all gears are manufactured with an involute gear tooth profile. Cycloid gears are also produced with this profile. Compared with involute gears, cycloid gears are stronger and can transmit more power. However, they can also be more difficult to manufacture. This makes them costlier.
The involute gear tooth profile is a smooth curve. It is derived from the involute curve of a circle. A tangent to the base circle is the normal at any point of an involute.
This curve has properties that allow the involute gear teeth to transfer motion in perpendicular direction. It is also the path traced by the end of the string unwrapping from a cylinder.
An involute profile has the advantage of being easy to manufacture. It also allows for smooth meshing despite misalignment of the centre distance. This profile is also preferred over a cycloid tooth profile, but it is not the best in every regard.
Cycloid gear teeth are also made of two curves. Unlike involute teeth, cycloid gear teeth have a consistent radius. Cycloid gears are less likely to produce noise. But they are also more expensive to manufacture.
Involute teeth are easier to manufacture because they have only one curve. Cycloid gears can also be made with a rack type cutter. This makes them cheaper to manufacture. However, they require an expert design. They can also be manufactured with a gear shaper that includes a pinion cutter.
The tooth profiles that satisfy the law of gear-tooth action are sometimes called conjugate profiles. The involute profile is the most common of these. It allows for constant torque transmission. helical gearbox

Backlash

Typically, cycloidal drives provide a high ratio of transmission with no backlash. This is because the cycloid disc is driven by an eccentric shaft. During rotation, the cycloid disc rotates around a fixed ring. This ring also rotates independently of the center of gravity.
The cycloid disc is typically shortened to reduce the eccentricity. This helps to minimize the unbalance forces that may occur at high speeds. The cycloid also offers a larger gear ratio than traditional gears. This provides a better positional accuracy.
Cycloid drives also have a high torsional stiffness. This provides greater torsional resilience and shock load capabilities. This is important for a number of reasons, such as in heavy-duty applications.
Cycloid drives also have lower mass. These benefits make them ideally suited for all drive technologies. The design also allows for higher torsional stiffness and service life. These drives also have a much smaller profile.
Cycloid drives are also used to reduce speed. Because of the high torsional stiffness of the cycloid, they also have high positioning accuracy.
Cycloid drives are well-suited to a variety of applications, including electric motors, generators, and pump motors. They are also highly resistant to shock loads, which is important in a variety of applications. This design is ideal for applications that require a large transmission ratio in a compact design.
Cycloid drives also have the advantage of minimizing the clearance between the mating components. This helps to eliminate interference and ensure a positive fit. This is particularly important in gearboxes. It also allows for the use of a load cell and potentiometer to determine the backlash of the gearbox.
China Professional High Precision Low Backlash Spur or Helical Gear Planetary Speed Gear Reducer Gearbox for Servo Motor Steeping Motor cycloidal gearbox assembly
editor by CX 2023-04-23

China supplier Precision Cycloidal Cyclo Planetary Gear Motor Drive CZPT Reducer Gearbox small cycloidal gearbox

Leave a reply

Product Description

SC Transmission Cycloidal gearbox Cyclo Drivecyc lo gear box drive motor speed reducer gearboxes planetary CZPT power industrial transmission best price manufacture Cycloidal gearbox

Product Description

Cyclo Drive are unsurpassed where drive technology is concerned. The Cyclo drive is superior to traditional gear mechanisms, since it only operates with rolling force and is not exposed to shear forces. By comparison with gears with contact loads, Cyclo drives are more resistant and can absorb extreme shock loads by means of uniform load distribution over the power transmitting components. Cyclo drives and Cyclo drive geared motors are characterized by their reliability, long service life and outstanding efficiency, even under difficult conditions.

Applications:Conveyor systems,Food and sugar industry,Mixers and agitators,Metalworking machines,Water treatment plants,Recycling plants,Poultry Processing Equipment,Sawmills and woodworking machines,Rolling mills,Construction machinery,Paper industry

Cycloidal Reducer
Power range:0.12-90KW
Transmission ration range:7-650000
Output torque(Kn.m):top to 30

Product Parameters

Company Profile

FAQ

Shipping

Application:	Motor, Machinery, Agricultural Machinery
Gear Shape:	Bevel Gear
Step:	Single-Step
Type:	Worm Reducer
Output Torque:	Top to 30 Kn.M
Mount Position:	Horizontal/Vertical

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

helical gearbox

Developing a Mathematical Model of a Cyclone Gearbox

Compared to planetary gearboxes, cycloidal gearboxes are often seen as the ideal choice for a wide range of applications. They feature compact designs that are often low friction and high reduction ratios.

Low friction

Developing a mathematical model of a cycloidal gearbox was a challenge. The model was able to show the effects of a variety of geometric parameters on contact stresses. It was able to model stiction in all quadrants. It was able to show a clear correlation between the results from simulation and real-world measurements.
The model is based on a new approach that enables modeling stiction in all quadrants of a gearbox. It is also able to display non-zero current at standstill. Combined with a good simulation algorithm, the model can be used to improve the dynamic behaviour of a controlled system.
A cycloidal gearbox is a compact actuator used for industrial automation. This type of gearbox provides high gear ratios, low wear, and good torsional stiffness. In addition, it has good shock load capacity.
The model is based on cycloidal discs that engage with pins on a stationary ring gear. The resulting friction function occurs when the rotor begins to rotate. It also occurs when the rotor reverses its rotation. The model has two curves, one for motor and one for generator mode.
The trochoidal profile on the cycloidal disc’s periphery is required for proper mating of the rotating parts. In addition, the profile should be defined accurately. This will allow an even distribution of contact forces.
The model was used to compare the relative performance of a cycloidal gearbox with that of an involute gearbox. This comparison indicates that the cycloidal gearbox can withstand more load than an involute gearbox. It is also able to last longer. It is also able to produce high gear ratios in a small space.
The model used is able to capture the exact geometry of the parts. It can also allow a better analysis of stresses.

Compact

Unlike helical gearing, compact cycloidal gearboxes can provide higher reduction ratios. They are more compact and less weighty. In addition, they provide better positioning accuracy.
Cycloid drives provide high torque and load capacity. They are also very efficient and robust. They are ideal for applications with heavy loads or shock loads. They also feature low backlash and high torsional stiffness. Cycloid gearboxes are available in a variety of designs.
Cycloid discs are mounted on an eccentric input shaft, which drives them around a stationary ring gear. The ring gear consists of many pins, and the cycloidal disc moves one lobe for every rotation of the input shaft. The output shaft contains roller pins, which rotate around holes in the cycloidal disc.
Cycloid drives are ideally suited to heavy loads and shock loads. They have high torsional stiffness and high reduction ratios, making them very efficient. Cycloid gearboxes have low backlash and high torque and are very compact.
Cycloid gearboxes are used for a wide variety of applications, including marine propulsion systems, CNC machining centers, medical technology, and manipulation robots. They are especially useful in applications with critical positioning accuracy, such as surgical positioning systems. Cycloid gearboxes feature extremely low hysteresis loss and low backlash over extended periods of use.
Cycloid discs are usually designed with a reduced cycloid diameter to minimize unbalance forces at high speeds. Cycloid drives also feature minimal backlash, a high reduction ratio, and excellent positioning accuracy. Cycloid gearboxes also have a long service life, compared to other gear drives. Cycloid drives are highly robust, and offer higher reduction ratios than helical gear drives.
Cycloid gearboxes have a low cost and are easy to print. CZPT gearboxes are available in a wide range of sizes and can produce high torque on the output axis. helical gearbox

High reduction ratio

Among the types of gearboxes available, a high reduction ratio cycloidal gearbox is a popular choice in the automation field. This gearbox is used in applications requiring precise output and high efficiency.
Cycloid gears can provide high torque and transmit it well. They have low friction and a small backlash. They are widely used in robotic joints. However, they require special tools to manufacture. Some have even been 3D printed.
A cycloidal gearbox is typically a three-stage structure that includes an input hub, an output hub, and two cycloidal gears that rotate around each other. The input hub mounts movable pins and rollers, while the output hub mounts a stationary ring gear.
The input shaft is driven by an eccentric bearing. The disc is then pushed against the ring gear, which causes it to rotate around the bearing. As the disc rotates, the pins on the ring gear drive the pins on the output shaft.
The input shaft rotates a maximum of nine revolutions, while the output shaft rotates three revolutions. This means that the input shaft has to rotate over eleven million times before the output shaft is able to rotate. The output shaft also rotates in the opposite direction of the input shaft.
In a two-stage differential cycloidal speed reducer, the input shaft uses a crank shaft design. The crank shaft connects the first and second cycloidal gears and actuates them simultaneously.
The first stage is a cycloidal disc, which is a gear tooth profile. It has n=7 lobes on its circumference. Each lobe moves around a reference pitch circle of pins. The disc then advances in 360deg steps.
The second stage is a cycloidal disc, also known as a “grinder gear”. The teeth on the outer gear are fewer than the teeth on the inner gear. This allows the gear to be geardown based on the number of teeth.

Kinematics

Various scholars have studied the kinematics of cycloidal gearbox. They have developed various approaches to modify the tooth profile of cycloidal gears. Some of these approaches involve changing the shape of the cycloidal disc, and changing the grinding wheel center position.
This paper describes a new approach to cycloid gear profile modification. It is based on a mathematical model and incorporates several important parameters such as pressure angle, backlash, and root clearance. The study offers a new way for modification design of cycloid gears in precision reducers for robots.
The pressure angle of a tooth profile is an intersegment angle between the normal direction and the velocity direction at a meshing point. The pressure angle distribution is important for determining force transmission performance of gear teeth in meshing. The distribution trend can be obtained by calculating the equation (5).
The mathematical model for modification of the tooth profile can be obtained by establishing the relationship between the pressure angle distribution and the modification function. The dependent variable is the modification DL and the independent variable is the pressure angle a.
The position of the reference point A is a major consideration in the modification design. It ensures the force transmission performance of the meshing segment is optimal. It is determined by the smallest profile pressure angle. The position is also dependent on the type of gear that is being modified. It is also influenced by the tooth backlash.
The mathematical model governing the pressure angle distribution is developed with DL=f(a). It is a piecewise function that determines the pressure angle distribution of a tooth profile. It can also be expressed as DL=ph.
The pressure angle of a tooth is also an angle between the common normal direction at the meshing point and the rotation velocity direction of the cycloid gear. helical gearbox

Planetary gearboxes vs cycloidal gearboxes

Generally, there are two types of gearboxes that are used for motion control applications: cycloidal gearbox and planetary gearbox. Cycloid gearboxes are used for high-frequency motions, while planetary gearboxes are suitable for low-speed applications. Both are highly accurate and precise gearboxes that are capable of handling heavy loads at high cycle rates. But they have different advantages and disadvantages. So, engineers need to determine which type of gearbox is best suited for their application.
Cycloid gearboxes are commonly used in industrial automation. They provide excellent performance with ratios as low as 10:1. They offer a more compact design, higher torque density and greater overload protection. They also require less space and are less expensive than planetary gearboxes.
On the other hand, planetary gearboxes are lightweight and offer a higher torque density. They are also capable of handling higher ratios. They have a longer life span and are more precise and durable. They can be found in a variety of styles, including square-framed, round-framed and double-frame designs. They offer a wide range of torque and speed capabilities and are used for numerous applications.
Cycloid gearboxes can be manufactured with different types of cycloidal cams, including single or compound cycloidal cams. Cycloid cams are cylindrical elements that have cam followers that rotate in an eccentric fashion. The cam followers act like teeth on the internal gear. Cycloid cams are a simple concept, but they have numerous advantages. They have a low backlash over extended periods of time, allowing for more accurate positioning. They also have internal compressive stresses and an overlap factor between the rolling elements.
Planetary gearboxes are characterized by three basic force-transmitting elements: ring gear, sun gear, and planet gear. They are generally two-stage gearboxes. The sun gear is attached to the input shaft, which in turn is attached to the servomotor. The ring gear turns the sun gear and the planet gear turns the output shaft.
China supplier Precision Cycloidal Cyclo Planetary Gear Motor Drive CZPT Reducer Gearbox small cycloidal gearbox
editor by CX 2023-04-19

China factory Precision Cycloidal Cyclo Planetary Gear Motor Drive CZPT Reducer Gearbox with Good quality

Leave a reply

Product Description

SC Transmission Cycloidal gearbox Cyclo Drivecyc lo gear box drive motor speed reducer gearboxes planetary CZPT power industrial transmission best price manufacture Cycloidal gearbox

Product Description

Cycloidal Reducer
Power range:0.12-90KW
Transmission ration range:7-650000
Output torque(Kn.m):top to 30

Product Parameters

Company Profile

FAQ

Shipping

Application:	Motor, Machinery, Agricultural Machinery
Gear Shape:	Bevel Gear
Step:	Single-Step
Type:	Worm Reducer
Output Torque:	Top to 30 Kn.M
Mount Position:	Horizontal/Vertical

Samples:	US$ 50/Piece 1 Piece(Min.Order) \| Request Sample

Customization:	Available \| Customized Request

helical gearbox

The Advantages of Using a Cyclone Gearbox

Using a cycloidal gearbox to drive an input shaft is a very effective way to reduce the speed of a machine. It does this by reducing the speed of the input shaft by a predetermined ratio. It is capable of very high ratios in relatively small sizes.

Transmission ratio

Whether you’re building a marine propulsion system or a pump for the oil and gas industry, there are certain advantages to using cycloidal gearboxes. Compared to other gearbox types, they’re shorter and have better torque density. These gearboxes also offer the best weight and positioning accuracy.
The basic design of a cycloidal gearbox is similar to that of a planetary gearbox. The main difference is in the profile of the gear teeth.
Cycloid gears have less tooth flank wear and lower Hertzian contact stress. They also have lower friction and torsional stiffness. These advantages make them ideal for applications that involve heavy loads or high-speed drives. They’re also good for high gear ratios.
In a cycloidal gearbox, the input shaft drives an eccentric bearing, while the output shaft drives the cycloidal disc. The cycloidal disc rotates around a fixed ring, and the pins of the ring gear engage the holes in the disc. The pins then drive the output shaft as the disc rotates.
Cycloid gears are ideal for applications that require high gear ratios and low friction. They’re also good for applications that require high torsional stiffness and shock load resistance. They’re also suitable for applications that require a compact design and low backlash.
The transmission ratio of a cycloidal gearbox is determined by the number of lobes on the cycloidal disc. The n=n design of the cycloidal disc moves one lobe per revolution of the input shaft.
Cycloid gears can be manufactured to reduce the gear ratio from 30:1 to 300:1. These gears are suitable for high-end applications, especially in the automation industry. They also offer the best positioning accuracy and backlash. However, they require special manufacturing processes and require non-standard characteristics.

Compressive force

Compared with conventional gearboxes, the cycloidal gearbox has a unique set of kinematics. It has an eccentric bearing in a rotating frame, which drives the cycloidal disc. It is characterized by low backlash and torsional stiffness, which enables geared motion.
In this study, the effects of design parameters were investigated to develop the optimal design of a cycloidal reducer. Three main rolling nodes were studied: a cycloidal disc, an outer race and the input shaft. These were used to analyze the motion related dynamic forces, which can be used to calculate stresses and strains. The gear mesh frequency was calculated using a formula, which incorporated a correction factor for the rotating frame of the outer race.
A three-dimensional finite element analysis (FEA) study was conducted to evaluate the cycloidal disc. The effects of the size of the holes on the disc’s induced stresses were investigated. The study also looked at the torque ripple of a cycloidal drive.
The authors of this study also explored backlash distribution in the output mechanism, which took into account the machining deviations and structure and geometry of the output mechanism. The study also looked at the relative efficiency of a cycloidal reducer, which was based on a single disc cycloidal reducer with a one-tooth difference.
The authors of this study were able to deduce the contact stress of the cycloidal disc, which is calculated using the material-based contact stiffness. This can be used to determine accurate contact stresses in a cycloidal gearbox.
It is important to know the ratios needed for calculation of the bearing rate. This can be calculated using the formula f = k (S x R) where S is the volume of the element, R is the mass, k is the contact stiffness and f is the force vector. helical gearbox

Rotational direction

Unlike the conventional ring gear which has a single axis of rotation, cycloidal gearbox has three rotational axes which are parallel and are located in a single plane. A cycloidal gearbox has excellent torsional stiffness and shock load capacity. It also ensures constant angular velocity, and is used in high-speed gearbox applications.
A cycloidal gearbox consists of an input shaft, a drive member and a cycloidal disc. The disc rotates in one direction, while the input shaft rotates in the opposite direction. The input shaft eccentrically mounts to the drive member. The cycloidal disc meshes with the ring-gear housing, and the rotational motion of the cycloidal disc is transferred to the output shaft.
To calculate the rotational direction of a cycloidal gearbox, the cycloid must have the correct angular orientation and the centerline of the cycloid should be aligned with the center of the output hole. The cycloid’s shortest length should be equal to the radius of the pin circle. The cycloid’s largest radius should be the size of the bearing’s exterior diameter.
A single-stage gear will not have much space to work with, so you’ll need a multistage gear to maximize space. This is also the reason that cycloid gears are usually designed with a shortened cycloid.
To calculate the most efficient tooth profile for a cycloidal gear, a new method was devised. This method uses a mathematical model that uses the cycloid’s rotational direction and a few other geometric parameters. Using a piecewise function related to the distribution of pressure angle, the cycloid’s most efficient profile is determined. It is then superimposed on the theoretical profile. The new method is much more flexible than the conventional method, and can adapt to changing trends of the cycloidal profile.

Design

Several designs of cycloidal gearboxes have been developed. These gearboxes have a large reduction ratio in one stage. They are mainly used for heavy machines. They provide good torsional stiffness and shock load capacity. However, they also have vibrations at high RPM. Several studies have been conducted to find a solution to this problem.
A cycloidal gearbox is designed by calculating the reduction ratio of a mechanism. This ratio is obtained by the size of the input speed. This is then multiplied by the reduction ratio of the gear profile.
The most important factor in the design of a cycloidal gearbox is the load distribution along the width of the gear. Using this as a design criterion, the amplitude of vibration can be reduced. This will ensure that the gearbox is working properly. In order to generate proper mating conditions, the trochoidal profile on the cycloidal disc periphery must be defined accurately.
One of the most common forms of cycloidal gears is circular arc toothing. This is the most common type of toothing used today.
Another form of gear is the hypocycloid. This form requires the rolling circle diameter to be equal to half the base circle diameter. Another special case is the point tooth form. This form is also called clock toothing.
In order to make this gear profile work, the initial point of contact must remain fixed to the edge of the rolling disk. This will generate the hypocycloid curve. The curve is traced from this initial point.
To investigate this gear profile, the authors used a 3D finite element analysis. They used the mathematical model of gear manufacturing that included kinematics parameters, output moment calculations, and machining steps. The resulting design eliminated backlash. helical gearbox

Sizing and selection

Choosing a gearbox can be a complex task. There are many factors that need to be taken into account. You need to determine the type of application, the required speed, the load, and the ratio of the gearbox. By gaining this information, you can find a solution that works best for you.
The first thing you need to do is find the proper size. There are several sizing programs available to help you determine the best gearbox for your application. You can start by drawing a cycloidal gear to help you create the part.
During sizing, it is important to consider the environment. Shock loads, environmental conditions, and ambient temperatures can increase wear on the gear teeth. The temperature also has a significant impact on lubrication viscosities and seal materials.
You also need to consider the input and output speed. This is because the input speed will change your gearbox ratio calculations. If you exceed the input speed, you can damage the seals and cause premature wear on the shaft bearings.
Another important aspect of sizing is the service factor. This factor determines the amount of torque the gearbox can handle. The service factor can be as low as 1.4, which is sufficient for most industrial applications. However, high shock loads and impact loads will require higher service factors. Failure to account for these factors can lead to broken shafts and damaged bearings.
The output style is also important. You need to determine if you want a keyless or keyed hollow bore, as well as if you need an output flange. If you choose a keyless hollow bore, you will need to select a seal material that can withstand the higher temperatures.
China factory Precision Cycloidal Cyclo Planetary Gear Motor Drive CZPT Reducer Gearbox with Good quality
editor by CX 2023-04-18

China High Precision Robot RV-E Nabtesco Alternative Gearbox Robot RV E Reducer with AC Servo Motor planetary gearbox

Leave a reply

Warranty: 1 yr
Relevant Industries: Garment Outlets, Building Substance Retailers, Producing Plant, Machinery Repair Outlets, Foodstuff & Beverage Factory, Farms, Cafe, Residence Use, Retail, Food Store, Printing Shops, Design works , CHIK GCr15P6 Spherical Roller Bearing 22324 22326 22328 22330 22332 22334 22336 22338 22340 22344 22348 CA CC MB E K W33 C3 Vitality & Mining, Promoting Company, Other
Bodyweight (KG): 2 KG
Customized assistance: OEM, ODM
Gearing Arrangement: Cycloidal
Output Torque: dependent on ratio
Enter Speed: 3 bearing CZPT bearings we will situation the drawing for your analysis.

What Is a Gearbox?

A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.
gearbox

Gearboxes

Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.

Coaxial helical gearbox

The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.
gearbox

Epicyclic gearbox

An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.

Extruder helical gearing

The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.
gearbox

1 speed gearbox

CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.

China High Precision Robot RV-E Nabtesco Alternative Gearbox Robot RV E Reducer with AC Servo Motor planetary gearbox
editor by czh 2023-02-16

Product Description

ExhibitionCertificate

Distinguishing Features of Cycloidal Gearboxes

History of Cycloidal Gear System Development

Common Applications of Cycloidal Gearboxes

Product Description

A Mathematical Model of a Cycloid Gearbox

Basic design principles

Low friction

Compact

High reduction ratios

Reducing amplitude of the vibration

Robust against shock loads

Inertial effects

Product Description

History of Cycloidal Gear System Development

Efficiency of Cycloidal Gearboxes in Power Transmission

How Does a Cycloidal Gearbox Work?

Product Description

Patents Associated with Cycloidal Gearbox Designs

Variations in Cycloidal Gearbox Design

How Does a Cycloidal Gearbox Work?

Product Description

Condition Monitoring of Cyclone Gearboxes

Planetary gearboxes

Involute gears

Vibrations

Design

Product Description

Condition Monitoring of Cyclone Gearboxes

Planetary gearboxes

Involute gears

Vibrations

Design

Product Description

How to Use a Cyclone Gearbox

Dynamic and inertial effects

Structure

Operation principle

Involute gear tooth profile

Backlash

Product Description

Developing a Mathematical Model of a Cyclone Gearbox

Low friction

Compact

High reduction ratio

Kinematics

Planetary gearboxes vs cycloidal gearboxes

Product Description

The Advantages of Using a Cyclone Gearbox

Transmission ratio

Compressive force

Rotational direction

Design

Sizing and selection

What Is a Gearbox?

Gearboxes

Coaxial helical gearbox

Epicyclic gearbox

Extruder helical gearing

1 speed gearbox

Exhibition

Certificate