Product Description

Product Description

FuBao WPER140 Cycloidal Planetary Reducer Speed Increase Gearbox For motor characteristic:

1. The external gearbox is made of high-quality 20CrMnT/20CrMo/SCM415 material, controlled carburizing and quenching. Its surface hardness is as high as HRC60±2; the gear surface fine rolling/grinding precision is JIS2 level; it has features such as stable operation, low noise, high load torque and low backlash;
2. The internal gearbox are processed by multiple broaching or spiral cutting methods commonly used in Japan and ZheJiang ,China;
3. When the planetary gearbox set is running, it will be in a state of complete tight meshing, which reduces the situation of gearbox damage caused by gearbox collision or partial meshing. The characteristics of complete tight meshing make the efficiency loss of each gearbox transmission only 3%. This type of transmission can ensure high transmission efficiency when the kinetic energy is input into the reducer and then to the mechanical end, and avoid friction caused by internal gearbox, sliding, resulting in mechanical loss;
4. The modular design of the input shaft of the reducer is suitable for any manufacturer and any type of motor; the rear transition flange of the reducer is made of magnesium-aluminum alloy material, which has a beautiful appearance, light weight and good heat dissipation after surface treatment;
5. All reducer models are equipped with skeleton oil seals to prevent oil leakage during high-speed operation of the reducer; standard parts such as bearings and oil seals adopt international and domestic famous brand products;
6. The shaft is made of alloy steel and quenched and tempered to meet requirements of strength and toughness.

FuBao WPER140 Cycloidal Planetary Reducer Speed Increase Gearbox For motor for plasma cutting machine is a new generation of practical products independently developed by our company:

Low noise: less than 65db.

Low back clearance: up to 3 arc minutes in a CZPT and 5 arc minutes in a double stage.

High torque: higher than the standard planetary reducer torque.

High stability: high strength alloy steel, the whole gear after hardening treatment, not only the surface hard substitution.

High deceleration ratio: Modular design, planetary gearbox can be interlinked.

FuBao WPER140 Cycloidal Planetary Reducer Speed Increase Gearbox For motor characteristic:

1.Planetary reducer manufacturer-Fubao Electromechanical Technology adopts an integrated planetary carrier and output shaft, which can provide better torsional rigidity. After precision machining, the gear set is not easy to eccentric, which can reduce interference, reduce wear and noise, and at the same time use a large The bearings are arranged with a wide span to distribute the load of the bearings, and once again strengthen the torque rigidity and radial load capacity of the gearbox. The output cover is made of aluminum alloy, which provides better heat dissipation capability for the product, so that the reducer produced by Fubao Electromechanical Technology can play an excellent role in the field of mechanical tools.

2.The planetary gear set is specially made of alloy steel. First, it undergoes quenching and tempering heat treatment to make the material hardness reach HRC30 degrees, and then undergoes nitriding surface treatment to HV860, so that the product has the characteristics of high surface hardness and high toughness in the center, and achieves the best product strength and service life. optimization.

3.The input shaft and the motor output shaft are connected by a bolted structure, with a round shaft seal design, and through dynamic balance analysis, it can ensure that there is no eccentric load at high speeds. After reducing unnecessary radial force, it can effectively Reduce the load on the motor side.

4.The material of the input cover/motor connection seat is made of aluminum alloy, which can provide better heat dissipation effect, and then provide good concentricity and verticality through professional lathe processing, so that the product can be stably combined with various motors, reducing the damage caused by insufficient precision. Unnecessary axial radial force makes the product have a longer life cycle.


Product Parameters

Size WPER060 WPER070 WPER080 WPER090 WPER120 WPER140 WPER200  
D1 52 62 70 70 145 120 184  
D2 M5X0.8P M5X0.8P M6X1P M6X1P M10X1.5P M10X1.5P M12X1.75P  
D3h6 14 16 20 22 25 40 55  
D4g6 40 52 70 60 80 100 160  
D5 17 20 25 30 40 60 65  
D6 M5X0.8P M5X0.8P M6X1P M8X1.25P M10X1.5P M12X2.75P M12X2.5P  
D10 60 70 80 90 120 142 205  
L2 32 35 40 40 55 75 90  
L3 3 5 3 3 4 5 6  
L5 28 28 36 36 50 70 82  
L6 2 3 3 3 5 6 7.5  
L7 25 25 30 30 40 55 70  
L8 1 1 1 1 3 4 4  
L9 10 10 12 12 23 30 30  
C1* 70 70 90 90 145 200 200  
C2* M5X0.8P M5X0.8P M6X1P M6X1P M8X1.25P M12X1.75P M12X1.75P  
C3* 14 14 19≤C3≤22 11≤C3≤22 19≤C3≤24 22≤C3≤42 22≤C3≤42  
C4* 33 33 41 41 60 82.5 82.5  
C5* 50 50 70 70 110 114.3 114.3  
C6* 4 4 7 7 30 30 30  
C7* 60 60 90 90 130 180 180  
C9* 67 67 / 98 132 / /  
C10* 97 97 / 143 192 / /  
B1 5 5 6 6 8 42 16  
H1 16 18 22.5 24.5 28 43 59  
C8* L1 135 141.5 / 198 266 / /  
L2 151.5 167 / 223 298 / /  
! The size drawings for small models 28, 35, and 42 are provided separately                  
(1)Means:Alowing radial force and axial force that function in output central place when output speed is 100 rpm.                  
(2)The weight of reducer in this book is approximation,the practical is depend on the finished product.                  
(3)The moment of inertia relates to the ratio ,frame ,input shaft and to standard motor shaft ,etc                  
Size Stage Ratio WPER060 WPER070 WPER080 WPER090 WPER120 WPER140 WPER200
Rated output torque(Nm)   3 18 22 40 75 120 400 1050
  4 40 45 110 85 215 800 1780
  5 36 41 90 100 230 700 1600
L1 7 25 26 50 80 160 550 1000
  10 15 15 22 50 110 210 305
  12 20 45 110 75 120 800 1780
  15 20 41 90 75 120 700 1600
  20 31 45 110 85 215 800 1000
  25 39 41 90 100 230 700 1780
  30 20 41 90 75 120 700 1600
  35 39 55 100 230 550 1600
  40 31 41 90 85 215 700 1600
L2 50 39 25 50 100 230 450 700
  70 25 80 160
  100 15 40 110 50 110 800 1780
Max output torque(Nm) L1,L2 3~100 2.0 times Batedoatpat torque
Return backlash(arcmin) L1 3~10 ≤12 ≤12 ≤12 ≤12 ≤12 ≤12 ≤12
L2 12~100 ≤15 ≤15 ≤15 ≤15 ≤15 ≤15 ≤15
Rated input speed(rpm)) L1,L2 3~100 4000 4000 3500 3500 3500 3000 2500
Max input speed(rpm) L1,L2 3~100 8000 8000 6000 6000 6000 4500 4000
Torsional stiffness(Nm/arcmin) L1,L2 3~100 1.8 1.95 4.7 4.85 11 35 55
Allowable Radial Load(N) L1,L2 3~100 240 265 400 450 120 3700 4800
Allowable axial load(N) L1,L2 3~100 220 230 420 430 1000 3500 4500
Noise(dB) L1,L2 3~100 56 58 60 63 68 70 70
Life(hrs) L1,L2 3~100 20000
Efficency(%) L1 3~100 ≥97
L2 12~100 ≥94
Temperature(°C) L1/L2 3~10 -10ºC~+90ºC
Degree of protection L1,L2 3~100 IP65
Grease L1,L2 3~100 Fully Synthetic Grease
Transmission inertia of reducer
Size Stage Ratio WPER060 WPER070 WPER080 WPER090 WPER120 WPER140 WPER200
Moment of inertia(   3 0.135 0.135 0.77 0.77 2.63 5.83 251.60 
  4 0.093 0.093 0.52 0.52 1.79 3.21 243.00 
L1 5 0.078 0.078 0.45 0.45 1.53 3.10  232.80 
  7 0.065 0.065 0.39 0.39 1.30  2.10  205.80 
  10 0.063 0.063 0.39 0.39 1.28 1.95
  12 0.11 0.37 0.37 3.27
  15 0.039 0.039 0.72 0.72 2.40  3.35 55.30 
  20 0.049 0.049 0.35 0.35 1.06 2.73 52.10 
  25 0.039 0.039 0.25 0.25 1.40  2.25 50.09 
  30 0.038 0.038 0.18 0.18 1.40  2.25 50.09
  35 0.09 0.35 0.35
L2 40 0.27 0.571 0.18 0.18 1.30  2.25
  50 0.09 0.35 0.35 3.04
  70 0.09 0.35 0.35 3.04
  100 0.016 0.016 0.25 0.25 1.35 2.15


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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.

Application: Motor, Machinery, Agricultural Machinery, Mechanical Equipment
Hardness: Hardened Tooth Surface
Installation: Vertical Type


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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 Fubao Wper140 Cycloidal Planetary Reducer Speed Increase Gearbox for Motor   cycloidal gear advantagesChina Custom Fubao Wper140 Cycloidal Planetary Reducer Speed Increase Gearbox for Motor   cycloidal gear advantages
editor by CX 2023-11-09