China ZER Right Angle Helical Teeth Gearbox

Product Description

ZER Series Compatible Motor Table


Type Motor
Power Rating Output Shaft
Diameter (S) & Length (LR) (mm)
Stage Ratio Backlash
Model No.
ZER060 F60 200W, 400W Φ14 / 30 1-stage 3, 4, 5, 7, 10 8 ZER060-C10604RS
ZER090 F80 750W Φ19 / 35 1-stage 3, 4, 5, 7, 10   8 ZRE090-C10807RS
ZER090 F100  1kW, 2kW Φ22 / 45 1-stage 3, 4, 5, 7, 10 8 ZER090-C11571RS
ZER090 F130  300W, 500W, 600W,
800W, 900W
1kW, 1.3kW, 1.5kW, 
1.8kW, 2kW
Φ22 / 55 1-stage 3, 4, 5, 7, 10 8 ZER090-E11310RS


ZER120 F130  3kW Φ22 / 55 1-stage 3, 4, 5, 7, 10 8 ZER120-E11310RS
ZER140 F160      3kW   1-stage  3, 4, 5, 7, 10 8 ZER140-L11830RS


ZER060 F60 200W, 400W Φ14 / 30 2-stage 15, 20, 25,
30,  35,
10 ZER060-C10604RS
ZER090 F80 750W Φ19 / 35 2-stage 15, 20, 25,
30,  35,
10 ZER090-C10807RS


ZER090 F100  1kW, 2kW Φ22 / 45 2-stage 15, 20, 25,
30,  35,
10 ZER090-C11571RS
ZER090 F130  300W, 500W, 600W,
800W, 900W
1kW, 1.3kW, 1.5kW, 
1.8kW, 2kW
Φ22 / 55 2-stage 15, 20, 25,
30,  35,
10 ZER090-E11310RS
ZER120 F130  3kW Φ22 / 55 2-stage 15, 20, 25,
30,  35,
10 ZER120-E11310RS
ZER140 F160      3kW   2-stage 15, 20, 25,
30,  35,
10 ZER140-L11830RS


Spec fications


Items Unit Stage Ratio   60 90 120 140
Rated Output
N-m 1 3   40 130 208 342
4   50 140 290 542
5   60 160 330 650
7   50 140 300 550
10   40 100 230 450
2 15   40 130 208 342
20   50 140 290 542
25   60 160 330 650
30   55 150 310 600
35   50 140 290 550
40   50 140 290 542
50   60 160 330 650
70   50 140 300 550
100   40 100 230 450
Max. Acceleration
N-m 1,2 3 ~ 100 2  times the Rated Output Torque
  Max. Output Torque N-m 1,2 3 ~ 100 3  times the Rated Output Torque
Rated Input Speed rpm 1,2 3 ~ 100   5,000 4,000 4,000 3,000
Max. Input Speed rpm 1,2 3 ~ 100   10,000 8,000 8,000 5,000
Backlash arcmin 1 3 ~ 10 8
arcmin 2 15 ~ 100 10
Torsional Rigidity N-m/arcmin 1,2 3 ~ 100   5 11 18 50
Max. Radial Force N 1,2 3 ~ 100   1,530 3,250 6,700 9,400
Max. Axial Force N 1,2 3 ~ 100   630 1,300 3,000 4,700
Service Life hr 1,2 3 ~ 100 >20,000
Efficiency % 1 3 ~ 10   93 93 93 93
2 15 ~ 100   90 90 90 90
  1,2 3 ~ 100 - 10 ˚C  ~ +90 ˚C
Lubrication   1,2 3 ~ 100 Synthetic Grease
Protection Class   1,2 3 ~ 100 IP65
Mounting Position   1,2 3 ~ 100 Any
Noise Level dB 1 3 ~ 10   ≤70 ≤70 ≤72 ≤75
2 15~ 100   ≤70 ≤70 ≤72 ≤75
Weight ±2% kg 1 3 ~ 10   4 5 9 15
2 15 ~ 100   6 7 11 19
Mass Moment of
kg.cm2 1 3   0.16 0.61 3.25 9.21
4   0.14 0.48 2.74 7.54
5   0.13 0.47 2.71 7.42
7   0.13 0.45 2.62 7.14
10   0.13 0.44 2.57 7.03
2 15   0.13 0.47 2.71 7.42
20~40   0.13 0.44 2.57 7.14
50~100   0.13 0.13 0.44 2.57

 High precision

Backlash less than 3 arc minutes, accurate positioning


 High rigidity and high torque

The use of integral deep groove ball bearings greatly improves rigidity and torque


 Strong compatibility

Connector and bushing mode can be installed on any private servomotor


 No leakage of lubricating grease

Use high-viscosity, non-separable grease to effectively prevent grease leakage


 Easy maintenance

In the life of the product, no need to replace the grease installation, more convenient

What is a Planetary Gearbox?

A planetary gearbox is a mechanical device in which the teeth of a planet mesh with the teeth of its sun or ring. The number of teeth and the spacing of planets will determine whether the teeth mesh correctly. In this article, we will learn more about planetary gearboxes. Besides understanding their working, you can also learn how to design your own. Here are some examples:

planetary gearboxes

If your car has an automatic transmission, then a planetary gearbox is the type you have. It is possible to find out if you have this type of gearbox by consulting the owner's manual, calling the service department of your car's manufacturer, or conducting a search using your favorite search engine. However, planetary gears are more complex and have many more components than standard gearboxes. The following information will explain more about this type of gearbox.
Planetary gearboxes use 3 different gear types to transmit torque. The sun gear sits in the center of the gear assembly, while the other gears rotate around it. A carrier connects the 2 gears, and is designed to set the spacing between them. When the gears are rotated, the carrier will spin, enabling the entire assembly to work together. The carrier also incorporates the output shaft. For this gearbox to work effectively, it must meet the application's requirements.
There are 3 main types of planetary gearboxes: the basic model is highly efficient and transmits 97% of the power input. The earliest models are not complex, but they do have some key differences. Some of these differences make them ideal for various applications. For example, a planetary gearbox can operate in alternating and continuous operation, with the output support having internal grooving. Some designs have more than 1 output shaft, allowing the user to choose the configuration and torque that is best for their application.
One of the main differences between a planetary gearbox and a conventional 1 is the way the planetary parts move. A planetary gearbox may have multiple axes for increased torque. A planetary gearbox can provide a torque up to 113,000 N.m. by rotating its maximum teeth simultaneously. They are the ideal choice for space-constrained applications. For instance, a car with small spaces can install 1 with ease.
A planetary gearbox's gear ratio is determined by the ratio of the sun gear to the ring gear. The number of teeth on the sun gear is a way to adjust the gear ratio. Smaller sun gears result in larger planetary gear ratios, while larger ones cause a decrease in torque. The ratio between planetary gears ranges from 3:1 to 10:1, with the lowest ratio being three. The greatest possible ratio is 10:1.
A planetary gearbox has many benefits. The compact design makes them a more efficient choice for small motors and is advantageous for servo functions. Planetary gearboxes have low inertia, which is an important factor, especially in servo applications, since the inertia of the gearbox adds to the motor's load inertia. The planetary gearboxes are typically lubricated with grease or oil, so you don't need to worry about re-lubrication or maintenance.

planetary gearboxes with output shaft

The advantages of planetary gearboxes are numerous. They are widely used in many applications, from automobiles to medical equipment, goods & personnel lifts to machine tools. They are also used in derrick & dockyard cranes and slewing drives. These gearboxes are available in various sizes and shapes, ranging from small to extremely large. There are many different types, and each is designed to suit its intended use.
The LP generation 3 gearhead series combines maximum quality with economic precision in a low-backlash planetary gearbox. The output shaft version is especially suited for high-speed, highly dynamic cyclic operation. Another version is the SP+ HIGH SPEED. The SP+ high-speed version is designed to achieve maximum speeds while in continuous operation. If you need a planetary gearbox with an output shaft, look no further. It is the best choice for many applications.
As the name suggests, a planetary gearbox incorporates planetary parts and an output shaft. The outer gears (also called the planetary gears) are connected by a carrier to the output shaft. The carrier is then connected to the output shaft by a ring. There are 2 or more planetary gears inside the planetary gearbox. Each gear is connected to a carrier, which is connected to the output shaft.
An epicyclic planetary gear train can be assembled so that the planet gear rolls around the sun gear. In the wheel drive planetary gearbox, the planetary gears are grouped over the housing to optimize the size and weight of the system. The planetary gear train can handle torques as high as 332,000 N.m., with the ring gear being fixed while the sun gear is movable.
Another advantage of a planetary gearbox is that it uses many teeth at once. This allows for high speed reduction and high torque transmission, and it is extremely compact. Planetary gearboxes with output shaft are ideal for space-constrained applications. Their compact size and minimal weight make them a popular choice in many industries. They are also known as epicyclic gears and are used in many different types of machines.
A planetary gearbox can have 3 components. A central sun gear, an outer ring known as the inner gear, and an output shaft. These 3 components are linked by a carrier. The carrier rotates so that the input and output gears are in sync. They also have a standard gap between the gears. The carrier also acts as the output shaft. They can be used to create small machines, such as a bicycle acceleration hub.

planetary gearboxes with integer number of teeth

When designing a planetary gearbox, 1 must determine the amount of tooth count. This figure is known as the mesh load factor Kg, and is based on the normal tooth forces that are generated in each mesh. The number of planets, the error in the gear design, and the rigidity of the housing all affect Kg. Depending on the type of application, Kg can be calculated by using different standards.
In a typical planetary gearbox, the ratio is an integer number, and the lowest is 3:1. At a ratio of 10, the sun gear is too large and the sun wheel is too low to provide a sufficient amount of torque. In most cases, the ratio is an integer value, and the teeth are evenly spaced. The gear mesh is then balanced to grade 2. The carrier is measured three-dimensionally to detect the accuracy of the planet pin hole in the carrier.
In the simplest case, each planetary gear mesh produces a dynamic signal at its mesh frequency. These signals can cancel or reinforce in various ways. A helix angle, however, introduces axial forces into the gear mesh, which can be cancelled or reinforced in the same way as torques. As the helix angle is an integer number, this planetary gear model does not necessarily require infinite precision.
The resulting motion period is measured in rotational angles. This figure can be used to determine fault diagnosis and calculate the minimum data length required. It can also be used to calculate the kinematic motion of a faulty planet gear tooth. It is important to note that fault-mesh motion is not instantaneous, and therefore, it requires a sufficient amount of time to fully mesh a faulty planet gear.
The load-share factor is similar to that of spur and helical gearboxes, and can be used to calculate dynamic load sharing. When the load share factor is low, the individual gear meshes are slightly loaded. Deflections can vary, especially with high-precision gears. Therefore, the design process should incorporate the tolerance chain. This will ensure the correct ratio of gear mesh.
A planetary gearbox is a type of planetary gear system that is used in motors. It has a sun gear at the center and a set of outer gears. Each gear turns according to its axis around the sun. They are interconnected by a ring component and are connected to each other through a carrier. The carrier also includes the output shaft. And since the sun gear is centered, the mesh is standard.
As an added benefit, planetary gearboxes have sliding surfaces, which reduce noise and vibration. Despite the high-quality of planetary gearboxes, it is important to properly lubricate them to avoid wear and tear. CZPT uses CZPT. In order to make the planetary gearboxes last a long time, the lubricant is usually incorporated in the planetary gearbox.

China ZER Right Angle Helical Teeth Gearbox    China ZER Right Angle Helical Teeth Gearbox

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