TFK120 Series High Precision Planetary Gearbox Helical Gear Reducer
Overview of TFK120 Series High Precision Planetary Gearbox Helical Gear Reducer
TFK120 Series High Precision Planetary Gearbox Helical Gear Reducer also known as Servo Motor Planetary Gearbox and Low Backlash Planetary Gearbox, is a type of gearbox that uses a planetary gear system to reduce the speed of an electric motor while increasing the output torque. It is widely used in industrial automation equipment, precise position control, and motion control systems. The product is shown below:

Basic Construction of High Precision Planetary Gearbox
The basic construction of High Precision Planetary Gearbox consists of the following components:
- Sun Gear
- Planet Gears
- Planet Carrier
- Ring Gear/Annulus
- Bearings and Shaft System
- Housing
- Shafts and Keys
- Seals
Refer to the image below for a visualization of the basic construction:

Working Principle of High Precision Planetary Gearbox
The working principle of High Precision Planetary Gearbox is based on three main functions:
- Torque transmission and amplification
- Control of speed and transmission ratio
- Low backlash characteristics
Refer to the image below for applications of High Precision Planetary Gearbox:

Design and Selection Considerations for High Precision Planetary Gearbox
When designing and selecting High Precision Planetary Gearbox, the following factors should be taken into consideration:
| Factors | Considerations |
|---|---|
| Load requirements | Load capacity, torque, speed, and precision requirements |
| Environmental conditions | Temperature, humidity, and contamination levels |
| Mounting options | Horizontal, vertical, or angled mounting |
| Input power source | AC, DC, or servo motor input |
| Output requirements | Direction of rotation, speed, torque, and precision requirements |
| Backlash requirements | Zero or low backlash requirements |
Applications of High Precision Planetary Gearbox
The following are some of the applications of High Precision Planetary Gearbox:
- Servo motor systems
- Medical equipment
- Aerospace
- Precision instruments
- Automotive manufacturing
- Robotics technology
- Logistics automation

Our Company
Our company is a professional manufacturer of transmission equipment located in Hangzhou, China. We operate according to the international quality management system standard ISO9001:2008 and our products have passed the Chinese Compulsory Certification (CCC) and the European Community CE Certification. Our products are manufactured according to international standards and have achieved advanced levels in the same industry.
Our Advantages
- Strict quality control
- Advanced production technology
- Professional R&D team
- Excellent after-sales service
- Customized solutions
- Competitive price
Author: Miya
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port



