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China Custom High Input Speed 200W Robot Arm Reducer Gearboxes for Medical Robot with Hot selling

Product Description

Product Description

high input speed 200W Robot Arm Reducer gearboxes for Medical robot

WFH Robot Arm Reducer 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

high input speed 200W Robot Arm Reducer gearboxes for Medical robot

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

The Cyclonoidal Gearbox

Basically, the cycloidal gearbox is a gearbox that uses a cycloidal motion to perform its rotational movement. It is a very simple and efficient design that can be used in a variety of applications. A cycloidal gearbox is often used in applications that require the movement of heavy loads. It has several advantages over the planetary gearbox, including its ability to be able to handle higher loads and higher speeds.

Dynamic and inertial effects of a cycloidal gearbox

Several studies have been conducted on the dynamic and inertial effects of a cycloidal gearbox. Some of them focus on operating principles, while others focus on the mathematical model of the gearbox. This paper examines the mathematical model of a cycloidal gearbox, and compares its performance with the real-world measurements. It is important to have a proper mathematical model to design and control a cycloidal gearbox. A cycloidal gearbox is a two-stage gearbox with a cycloid disc and a ring gear that revolves around its own axis.
The mathematical model is made up of more than 1.6 million elements. Each gear pair is represented by a reduced model with 500 eigenmodes. The eigenfrequency for the spur gear is 70 kHz. The modally reduced model is a good fit for the cycloidal gearbox.
The mathematical model is validated using ABAQUS software. A cycloid disc was discretized to produce a very fine model. It requires 400 element points per tooth. It was also verified using static FEA. This model was then used to model the stiction of the gears in all quadrants. This is a new approach to modelling stiction in a cycloidal gearbox. It has been shown to produce results comparable to those of the EMBS model. The results are also matched by the elastic multibody simulation model. This is a good fit for the contact forces and magnitude of the cycloid gear disc. It was also found that the transmission accuracy between the cycloid gear disc and the ring gear is about 98.5%. However, this value is lower than the transmission accuracy of the ring gear pair. The transmission error of the corrected model is about 0.3%. The transmission accuracy is less because of the lower amount of elastic deformation on the tooth flanks.
It is important to note that the most accurate contact forces for each tooth of a cycloid gearbox are not smooth. The contact force on a single tooth starts with a linear rise and then ends with a sharp drop. It is not as smooth as the contact force on a point contact, which is why it has been compared to the contact force on an ellipse contact. However, the contact on an ellipse contact is still relatively small, and the EMBS model is not able to capture this.
The FE model for the cycloid disc is about 1.6 million elements. The most important part of the FE model is the discretization of the cycloid disc. It is very important to do the discretization of the cycloid gear disc very carefully because of the high degree of vibration that it experiences. The cycloid disc has to be discretized finely so that the results are comparable to those of a static FEA. It has to be the most accurate model possible in order to be able to accurately simulate the contact forces between the cycloid disc and the ring gear.helical gearbox

Kinematics of a cycloidal drive

Using an arbitrary coordinate system, we can observe the motion of components in a cycloidal gearbox. We observe that the cycloidal disc rotates around fixed pins in a circle, while the follower shaft rotates around the eccentric cam. In addition, we see that the input shaft is mounted eccentrically to the rolling-element bearing.
We also observe that the cycloidal disc rotates independently around the eccentric bearing, while the follower shaft rotates around an axis of symmetry. We can conclude that the cycloidal disc plays a pivotal role in the kinematics of a cycloidal gearbox.
To calculate the efficiency of the cycloidal reducer, we use a model that is based on the non-linear stiffness of the contacts. In this model, the non-linearity of the contact is governed by the non-linearity of the force and the deformation in the contact. We have shown that the efficiency of the cycloidal reducer increases as the load increases. In addition, the efficiency is dependent on the sliding velocity and the deformations of the normal load. These factors are considered as the key variables to determine the efficiency of the cycloidal drive.
We also consider the efficiency of the cycloidal reducer with the input torque and the input speed. We can calculate the efficiency by dividing the net torque in the ring gear by the output torque. The efficiency can be adjusted to suit different operating conditions. The efficiency of the cycloidal drive is increased as the load increases.
The cycloidal gearbox is a multi-stage gearbox with a small shaft oin and a big shaft. It has 19 teeth and brass washers. The outer discs move in opposition to the middle disc, and are offset by 180 deg. The middle disc is twice as massive as the outer disc. The cycloidal disc has nine lobes that move by one lobe per drive shaft revolution. The number of pins in the disc should be smaller than the number of pins in the surrounding pins.
The input shaft drives an eccentric bearing that is able to transmit the power to the output shaft. In addition, the input shaft applies forces to the cycloidal disk through the intermediate bearing. The cycloidal disk then advances in 360 deg/pivot/roller steps. The output shaft pins then move around in the holes to make the output shaft rotate continuously. The input shaft applies a sinusoidal motion to maintain the constant speed of the base shaft. This sine wave causes small adjustments to the follower shaft. The forces applied to the internal sleeves are a part of the equilibrium mechanism.
In addition, we can observe that the cycloidal drive is capable of transmitting a greater torque than the planetary gear. This is due to the cycloidal gear’s larger axial length and the ring gear’s smaller hole diameter. It is also possible to achieve a positive fit between the fixed ring and the disc, which is achieved by toothing between the fixed ring and the disc. The cycloidal disk is usually designed with a short cycloid to minimize unbalance forces at high speeds.helical gearbox

Comparison with planetary gearboxes

Compared to planetary gearboxes, the cycloidal gearbox has some advantages. These advantages include: low backlash, better overload capacity, a compact design, and the ability to perform in a wide range of applications. The cycloidal gearbox has become popular in the multi-axis robotics market. The gearbox is also increasingly used in first joints and positioners.
A cycloidal gearbox is a gearbox that consists of four basic components: a cycloid disk, an output flange, a ring gear, and a fixed ring. The cycloid disk is driven by an eccentric shaft, which advances in a 360deg/pivot/roller step. The output flange is a fixed pin disc that transmits the power to the output shaft. The ring gear is a fixed ring, and the input shaft is connected to a servomotor.
The cycloidal gearbox is designed to control inertia in highly dynamic situations. These gearboxes are generally used in robotics and positioners, where they are used to position heavy loads. They are also commonly used in a wide range of industrial applications. They have higher torque density and a low backlash, making them ideal for heavy loads.
The output flange is also designed to handle a torque of up to 500 Nm. Its rotational speed is lower than the planet gearbox, but its output torque is much higher. It is designed to be a high-performance gearbox, and it can be used in applications that need high ratios and a high level of torque density. The cycloid gearbox is also less expensive and has less backlash. However, the cycloidal gearbox has disadvantages that should be considered when designing a gearbox. The main problem is vibrations.
Compared to planetary gearboxes, cycloidal gearboxes have a smaller overall size and are less expensive. In addition, the cycloid gearbox has a large reduction ratio in one stage. In general, cycloidal gearboxes have single or two stages, with the third stage being less common. However, the cycloid gearbox is not the only type of gearbox that has this type of configuration. It is also common to find a planetary gearbox with a single stage.
There are several different types of cycloidal gearboxes, and they are often referred to as cycloidal speed reducers. These gearboxes are designed for any industry that uses servos. They are shorter than planetary gearboxes, and they are larger in diameter for the same torque. Some of them are also available with a ratio lower than 30:1.
The cycloid gearbox can be a good choice for applications where there are high rotational speeds and high torque requirements. These gearboxes are also more compact than planetary gearboxes, and are suitable for high-torque applications. In addition, they are more robust and can handle shock loads. They also have low backlash, and a higher level of accuracy and positioning accuracy. They are also used in a wide range of applications, including industrial robotics.
China Custom High Input Speed 200W Robot Arm Reducer Gearboxes for Medical Robot   with Hot sellingChina Custom High Input Speed 200W Robot Arm Reducer Gearboxes for Medical Robot   with Hot selling
editor by CX 2023-06-02

China Solid Shaft Foot Mounted Cycloidal Gearboxes with 380V Motor cycloidal drive components

Item Description

Merchandise Description

Solid Shaft Foot Mounted Cycloidal Gearboxes  with 380V Motor

Parts:

one. Housing: Cast Iron
2. Gearset: Cycloid Wheel & Pin Wheel
3. Input Configurations:
Outfitted with Electrical Motors (AC Motor, Brake Motor, Explosion-proof Motor, Regulated Speed Motor, Hydraulic Motor)
IEC-normalized Motor Flange
Keyed CZPT Shaft Input
4. Output Configurations:
Keyed CZPT Shaft Output
 

Thorough Images

Attributes:

one. Huge reduction ratio, 1-stage ratio 9~87, 2-stage ratio 121~1849, greater reduction ratio is accessible by 3-stage or multistage combos
two. Large efficiency, the typical efficiency is in excess of ninety%
three. Compact structure, light excess weight
four. Stable and reputable operation, reduced noise5. Lengthy support life

Merchandise Parameters

Parameters:

Versions Electricity Ratio Max. Torque Output Shaft Dia. Enter Shaft Dia.
1 Stage
X2(B0/B12) .37~1.five nine~87 150 Φ25(Φ30) Φ15
X3(B1/B15) .55~2.2 nine~87 250 Φ35 Φ18
X4(B2/B18) .seventy five~4. nine~87 five hundred Φ45 Φ22
X5(B3/B22) one.5~7.five 9~87 1,000 Φ55 Φ30
X6(B4/B27) 2.2~11 nine~87 2,000 Φ65(Φ70) Φ35
X7 three.~11 nine~87 two,seven-hundred Φ80 Φ40
X8(B5/B33) five.5~eighteen.five nine~87 4,500 Φ90 Φ45
X9(B6/B39) seven.5~thirty 9~87 seven,100 Φ100 Φ50

X10(B7/B45) 15~forty five nine~87 twelve,000 Φ110 Φ55
X11(B8/B55) 18.5~fifty five 9~87 twenty,000 Φ130 Φ70
2 Phase
X32(B10) .25~.fifty five 121~1849 Φ35 Φ15
X42(B20/B1812) .37~.75 121~1849 Φ45 Φ15
X53(B31/B2215) .55~1.five 121~1849 Φ55 Φ18
X63(B41/B2715) .seventy five~2.two 121~1849 Φ65(Φ70) Φ18
X64(B42/B2718) .seventy five~2.2 121~1849 Φ65(Φ70) Φ22
X74 1.1~3. 121~1849 Φ80 Φ22
X84(B52/B3318) 1.5~4. 121~1849 Φ90 Φ22
X85(B53/B3322) two.2~5.five 121~1849 Φ90 Φ30
X95(B63/B3922) three.~7.five 121~1849 Φ100 Φ30
X106(B74/B4527) 4.~11 121~1849 Φ110 Φ35
X117(B84/B5527) 4.~15 121~1849 Φ130 Φ40(Φ35)

1 Phase Ratio: 9, eleven, 17, 23, 29, 35, 43, fifty nine, 71, 87
two Stage Ratio: 121, 187, 289, 385, 473, 595, 731, 989, 1225, 1849

Set up:
Foot Mounted
Flange Mounted
Lubrication:

Foot-mounted Flange-mounted
1 Stage X2~X4 X5~X11 X2~X4 X5~X11
Grease Lubrication Oil-bath & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication
2 Stage X32~X42 X53~X117 X32~X42 X53~X117
Grease Lubrication Oil-bathtub & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication

Cooling:
All-natural Cooling

Packaging & Transport

Business Profile

Our Rewards

FAQ

one.Q:What kinds of gearbox can you make for us?

A:Principal items of our company: UDL collection velocity variator,RV collection worm gear reducer, ATA series shaft mounted gearbox, X,B collection gear reducer,
P collection planetary gearbox and R, S, K, and F series helical-tooth reducer, far more
than 1 hundred types and thousands of specifications
2.Q:Can you make as per personalized drawing?
A: Of course, we offer you personalized support for customers.
3.Q:What is your conditions of payment ?
A: thirty% Advance payment by T/T right after signing the deal.70% before delivery
four.Q:What is your MOQ?
A: 1 Set

Welcome to speak to us for more depth data and inquiry.
If you have particular parameters and need for our gearbox, customization is available.

Application: Motor, Machinery, Agricultural Machinery, Industry
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Cycloidal
Hardness: Hardened
Installation: Vertical Type
Step: Double-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|


###

Models Power Ratio Max. Torque Output Shaft Dia. Input Shaft Dia.
1 Stage
X2(B0/B12) 0.37~1.5 9~87 150 Φ25(Φ30) Φ15
X3(B1/B15) 0.55~2.2 9~87 250 Φ35 Φ18
X4(B2/B18) 0.75~4.0 9~87 500 Φ45 Φ22
X5(B3/B22) 1.5~7.5 9~87 1,000 Φ55 Φ30
X6(B4/B27) 2.2~11 9~87 2,000 Φ65(Φ70) Φ35
X7 3.0~11 9~87 2,700 Φ80 Φ40
X8(B5/B33) 5.5~18.5 9~87 4,500 Φ90 Φ45
X9(B6/B39) 7.5~30 9~87 7,100 Φ100 Φ50

###

X10(B7/B45) 15~45 9~87 12,000 Φ110 Φ55
X11(B8/B55) 18.5~55 9~87 20,000 Φ130 Φ70
2 Stage
X32(B10) 0.25~0.55 121~1849 Φ35 Φ15
X42(B20/B1812) 0.37~0.75 121~1849 Φ45 Φ15
X53(B31/B2215) 0.55~1.5 121~1849 Φ55 Φ18
X63(B41/B2715) 0.75~2.2 121~1849 Φ65(Φ70) Φ18
X64(B42/B2718) 0.75~2.2 121~1849 Φ65(Φ70) Φ22
X74 1.1~3.0 121~1849 Φ80 Φ22
X84(B52/B3318) 1.5~4.0 121~1849 Φ90 Φ22
X85(B53/B3322) 2.2~5.5 121~1849 Φ90 Φ30
X95(B63/B3922) 3.0~7.5 121~1849 Φ100 Φ30
X106(B74/B4527) 4.0~11 121~1849 Φ110 Φ35
X117(B84/B5527) 4.0~15 121~1849 Φ130 Φ40(Φ35)

###

Foot-mounted Flange-mounted
1 Stage X2~X4 X5~X11 X2~X4 X5~X11
Grease Lubrication Oil-bath & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication
2 Stage X32~X42 X53~X117 X32~X42 X53~X117
Grease Lubrication Oil-bath & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication
Application: Motor, Machinery, Agricultural Machinery, Industry
Function: Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Cycloidal
Hardness: Hardened
Installation: Vertical Type
Step: Double-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
Available

|


###

Models Power Ratio Max. Torque Output Shaft Dia. Input Shaft Dia.
1 Stage
X2(B0/B12) 0.37~1.5 9~87 150 Φ25(Φ30) Φ15
X3(B1/B15) 0.55~2.2 9~87 250 Φ35 Φ18
X4(B2/B18) 0.75~4.0 9~87 500 Φ45 Φ22
X5(B3/B22) 1.5~7.5 9~87 1,000 Φ55 Φ30
X6(B4/B27) 2.2~11 9~87 2,000 Φ65(Φ70) Φ35
X7 3.0~11 9~87 2,700 Φ80 Φ40
X8(B5/B33) 5.5~18.5 9~87 4,500 Φ90 Φ45
X9(B6/B39) 7.5~30 9~87 7,100 Φ100 Φ50

###

X10(B7/B45) 15~45 9~87 12,000 Φ110 Φ55
X11(B8/B55) 18.5~55 9~87 20,000 Φ130 Φ70
2 Stage
X32(B10) 0.25~0.55 121~1849 Φ35 Φ15
X42(B20/B1812) 0.37~0.75 121~1849 Φ45 Φ15
X53(B31/B2215) 0.55~1.5 121~1849 Φ55 Φ18
X63(B41/B2715) 0.75~2.2 121~1849 Φ65(Φ70) Φ18
X64(B42/B2718) 0.75~2.2 121~1849 Φ65(Φ70) Φ22
X74 1.1~3.0 121~1849 Φ80 Φ22
X84(B52/B3318) 1.5~4.0 121~1849 Φ90 Φ22
X85(B53/B3322) 2.2~5.5 121~1849 Φ90 Φ30
X95(B63/B3922) 3.0~7.5 121~1849 Φ100 Φ30
X106(B74/B4527) 4.0~11 121~1849 Φ110 Φ35
X117(B84/B5527) 4.0~15 121~1849 Φ130 Φ40(Φ35)

###

Foot-mounted Flange-mounted
1 Stage X2~X4 X5~X11 X2~X4 X5~X11
Grease Lubrication Oil-bath & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication
2 Stage X32~X42 X53~X117 X32~X42 X53~X117
Grease Lubrication Oil-bath & Splash Lubrication Grease Lubrication Oil Pump Circulation Lubrication

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.helical gearbox

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 Solid Shaft Foot Mounted Cycloidal Gearboxes with 380V Motor     cycloidal drive componentsChina Solid Shaft Foot Mounted Cycloidal Gearboxes with 380V Motor     cycloidal drive components
editor by CX 2023-04-04

China 62mm Metal Cutted High Precious Low Noise Planetary Gearbox with High Efficiency Pvf Right Angle cycloidal gearboxes

Item Description

TaiBang Motor Business Team Co., Ltd.

The principal goods is induction motor, reversible motor, DC brush equipment motor, DC brushless gear motor, CH/CV big equipment motors, Planetary equipment motor ,Worm equipment motor etc, which used widely in numerous fields of manufacturing pipelining, transportation, foods, medication, printing, fabric, packing, office, apparatus, enjoyment and so forth, and is the desired and matched solution for automated equipment. 

Design Instruction

GB090-ten-P2

GB 090 571 P2
Reducer Collection Code External Diameter Reduction Ratio Reducer Backlash
GB:Higher Precision Sq. Flange Output

GBR:High Precision Right Angle Sq. Flange Output

GE:Higher Precision Round Flange Output

GER:Large Precision Appropriate Spherical Flange Output

050:ø50mm
070:ø70mm
090:ø90mm
a hundred and twenty:ø120mm
a hundred and fifty five:ø155mm
205:ø205mm
235:ø235mm
042:42x42mm
060:60x60mm
090:90x90mm
a hundred and fifteen:115x115mm
142:142x142mm
180:180x180mm
220:220x220mm
571 means 1:ten P0:Substantial Precision Backlash

P1:Precison Backlash

P2:Regular Backlash

Principal Technical Efficiency
 

Product Number of stage Reduction Ratio GB042 GB060 GB060A GB090 GB090A GB115 GB142 GB180 GB220
Rotary Inertia 1 three .03 .16   .61   three.25 9.21 28.98 sixty nine.sixty one
4 .03 .14   .48   2.74 seven.54 23.sixty seven fifty four.37
five .03 .thirteen   .47   two.71 7.42 23.29 53.27
6 .03 .thirteen   .45   two.65 seven.25 22.seventy five 51.seventy two
7 .03 .13   .forty five   two.sixty two seven.fourteen 22.48 fifty.97
8 .03 .thirteen   .forty four   two.fifty eight seven.07 22.fifty nine 50.84
nine .03 .thirteen   .44   two.57 seven.04 22.fifty three 50.63
10 .03 .thirteen   .44   2.fifty seven 7.03 22.51 50.fifty six
2 15 .03 .03 .13 .13 .47 .47 two.71 seven.forty two 23.29
twenty .03 .03 .thirteen .13 .47 .forty seven 2.seventy one seven.42 23.29
25 .03 .03 .13 .13 .47 .forty seven two.seventy one 7.42 23.29
thirty .03 .03 .thirteen .13 .47 .47 two.71 7.42 23.29
35 .03 .03 .13 .13 .forty seven .47 2.71 seven.forty two 23.29
40 .03 .03 .13 .thirteen .forty seven .forty seven 2.71 seven.42 23.29
45 .03 .03 .thirteen .13 .forty seven .47 2.71 7.forty two 23.29
fifty .03 .03 .thirteen .thirteen .44 .44 2.57 seven.03 22.fifty one
60 .03 .03 .13 .13 .44 .forty four two.fifty seven seven.03 22.51
70 .03 .03 .13 .13 .forty four .44 2.fifty seven seven.03 22.fifty one
eighty .03 .03 .thirteen .thirteen .44 .44 2.57 seven.03 22.51
ninety .03 .03 .thirteen .13 .44 .44 two.57 seven.03 22.fifty one
100 .03 .03 .thirteen .thirteen .forty four .44 2.57 seven.03 22.fifty one

 

Item Quantity of phase GB042 GB060 GB060A GB90 GB090A GB115 GB142 GB180 GB220
Backlash(arcmin) High Precision P0 one       ≤1 ≤1 ≤1 ≤1 ≤1 ≤1
2           ≤3 ≤3 ≤3 ≤3
Precision P1 1 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
two ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
Standard P2 1 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
2 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Torsional Rigidity(N.M/arcmin) 1 three 7 7 14 14 25 50 145 225
2 three seven 7 fourteen 14 25 fifty a hundred forty five 225
Noise(dB) one,2 ≤56 ≤58 ≤58 ≤60 ≤60 ≤63 ≤65 ≤67 ≤70
Rated enter speed(rpm) 1,two 5000 5000 5000 4000 4000 4000 3000 3000 2000
Max input pace(rpm) one,2 10000 10000 ten thousand 8000 8000 8000 6000 6000 4000

 Noise examination normal:Length 1m,no load.Measured with an enter pace 3000rpm 

 

US $50
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction
Layout: Cycloidal
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Double-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

GB 090 010 P2
Reducer Series Code External Diameter Reduction Ratio Reducer Backlash
GB:High Precision Square Flange Output

GBR:High Precision Right Angle Square Flange Output

GE:High Precision Round Flange Output

GER:High Precision Right Round Flange Output

050:ø50mm
070:ø70mm
090:ø90mm
120:ø120mm
155:ø155mm
205:ø205mm
235:ø235mm
042:42x42mm
060:60x60mm
090:90x90mm
115:115x115mm
142:142x142mm
180:180x180mm
220:220x220mm
010 means 1:10 P0:High Precision Backlash

P1:Precison Backlash

P2:Standard Backlash

###

Item Number of stage Reduction Ratio GB042 GB060 GB060A GB090 GB090A GB115 GB142 GB180 GB220
Rotary Inertia 1 3 0.03 0.16   0.61   3.25 9.21 28.98 69.61
4 0.03 0.14   0.48   2.74 7.54 23.67 54.37
5 0.03 0.13   0.47   2.71 7.42 23.29 53.27
6 0.03 0.13   0.45   2.65 7.25 22.75 51.72
7 0.03 0.13   0.45   2.62 7.14 22.48 50.97
8 0.03 0.13   0.44   2.58 7.07 22.59 50.84
9 0.03 0.13   0.44   2.57 7.04 22.53 50.63
10 0.03 0.13   0.44   2.57 7.03 22.51 50.56
2 15 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
20 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
25 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
30 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
35 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
40 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
45 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
50 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
60 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
70 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
80 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
90 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
100 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51

###

Item Number of stage GB042 GB060 GB060A GB90 GB090A GB115 GB142 GB180 GB220
Backlash(arcmin) High Precision P0 1       ≤1 ≤1 ≤1 ≤1 ≤1 ≤1
2           ≤3 ≤3 ≤3 ≤3
Precision P1 1 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
2 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
Standard P2 1 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
2 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Torsional Rigidity(N.M/arcmin) 1 3 7 7 14 14 25 50 145 225
2 3 7 7 14 14 25 50 145 225
Noise(dB) 1,2 ≤56 ≤58 ≤58 ≤60 ≤60 ≤63 ≤65 ≤67 ≤70
Rated input speed(rpm) 1,2 5000 5000 5000 4000 4000 4000 3000 3000 2000
Max input speed(rpm) 1,2 10000 10000 10000 8000 8000 8000 6000 6000 4000
US $50
/ Piece
|
1 Piece

(Min. Order)

###

Application: Machinery, Agricultural Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction
Layout: Cycloidal
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Step: Double-Step

###

Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

GB 090 010 P2
Reducer Series Code External Diameter Reduction Ratio Reducer Backlash
GB:High Precision Square Flange Output

GBR:High Precision Right Angle Square Flange Output

GE:High Precision Round Flange Output

GER:High Precision Right Round Flange Output

050:ø50mm
070:ø70mm
090:ø90mm
120:ø120mm
155:ø155mm
205:ø205mm
235:ø235mm
042:42x42mm
060:60x60mm
090:90x90mm
115:115x115mm
142:142x142mm
180:180x180mm
220:220x220mm
010 means 1:10 P0:High Precision Backlash

P1:Precison Backlash

P2:Standard Backlash

###

Item Number of stage Reduction Ratio GB042 GB060 GB060A GB090 GB090A GB115 GB142 GB180 GB220
Rotary Inertia 1 3 0.03 0.16   0.61   3.25 9.21 28.98 69.61
4 0.03 0.14   0.48   2.74 7.54 23.67 54.37
5 0.03 0.13   0.47   2.71 7.42 23.29 53.27
6 0.03 0.13   0.45   2.65 7.25 22.75 51.72
7 0.03 0.13   0.45   2.62 7.14 22.48 50.97
8 0.03 0.13   0.44   2.58 7.07 22.59 50.84
9 0.03 0.13   0.44   2.57 7.04 22.53 50.63
10 0.03 0.13   0.44   2.57 7.03 22.51 50.56
2 15 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
20 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
25 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
30 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
35 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
40 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
45 0.03 0.03 0.13 0.13 0.47 0.47 2.71 7.42 23.29
50 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
60 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
70 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
80 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
90 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51
100 0.03 0.03 0.13 0.13 0.44 0.44 2.57 7.03 22.51

###

Item Number of stage GB042 GB060 GB060A GB90 GB090A GB115 GB142 GB180 GB220
Backlash(arcmin) High Precision P0 1       ≤1 ≤1 ≤1 ≤1 ≤1 ≤1
2           ≤3 ≤3 ≤3 ≤3
Precision P1 1 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3 ≤3
2 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
Standard P2 1 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5 ≤5
2 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7 ≤7
Torsional Rigidity(N.M/arcmin) 1 3 7 7 14 14 25 50 145 225
2 3 7 7 14 14 25 50 145 225
Noise(dB) 1,2 ≤56 ≤58 ≤58 ≤60 ≤60 ≤63 ≤65 ≤67 ≤70
Rated input speed(rpm) 1,2 5000 5000 5000 4000 4000 4000 3000 3000 2000
Max input speed(rpm) 1,2 10000 10000 10000 8000 8000 8000 6000 6000 4000

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.helical gearbox

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 62mm Metal Cutted High Precious Low Noise Planetary Gearbox with High Efficiency Pvf Right Angle     cycloidal gearboxesChina 62mm Metal Cutted High Precious Low Noise Planetary Gearbox with High Efficiency Pvf Right Angle     cycloidal gearboxes
editor by czh 2022-12-29