TD047 Series High Precision Planetary Gearbox Helical Gear Reducer

Overview of TD047 Series High Precision Planetary Gearbox Helical Gear Reducer

TD047 Series High Precision Planetary Gearbox Helical Gear Reducer is a type of gearbox that uses a planetary gear train to provide high torque and power transmission, making it ideal for use in various industrial applications that require high precision and efficiency. This gearbox is also known as servo motor planetary gearbox and low backlash planetary gearbox. Below is an image of the TD047 Series High Precision Planetary Gearbox Helical Gear Reducer:

Basic Construction of High Precision Planetary Gearbox

The high precision planetary gearbox consists of the following components:

• Sun Gear

  : located at the center of the planetary gear train, it is typically connected to the input shaft or fixed to the housing as a stationary component.

• Planet Gears

  : revolve around the sun gear and are supported and maintained in relative position to each other by a planet carrier. Each planet gear meshes with both the sun gear and the internal gear, and when power is input, they collectively share and distribute the load.

• Planet Carrier

  : supports the planet gears and allows them to rotate relative to the sun gear. It can be used as an output component or connected to another shaft to transmit or receive torque.

• Ring Gear/Annulus

  : fixed inside the housing, it is a large-diameter circular gear with teeth on both the inner and outer surfaces that meshes with the planet gears. In some applications, the internal gear can also be used as an input or output end.

• Bearings and Shaft System

  : used to support the input shaft, output shaft, and planet carrier, ensuring stable rotation and smooth operation between the various components.

• Housing and Seals

  : the housing is the external frame of the entire gearbox, protecting the internal components from external environmental effects and providing installation interfaces. The seals ensure that the internal lubricating grease does not leak while preventing dust and water from entering the gearbox.

Below is an image of a high precision planetary gearbox:

Working Principles of High Precision Planetary Gearbox

The working principles of high precision planetary gearbox are as follows:

• Torque Transmission

  : When power is input to the sun gear, the planet gears around it rotate. Since the planet gears mesh with both the sun gear and the internal gear, they perform self-rotation on their own axis while orbiting around the center of the sun gear with the planet carrier. In this way, the torque input to the sun gear is amplified through the planet gears and evenly distributed to the planet carrier at the output end.

• Speed Conversion and Torque Amplification

  : By adjusting the gear ratio of different components, speed conversion and torque amplification between input and output can be achieved. Generally, when the number of planet gears increases or the gear ratio increases, the effect of torque amplification becomes more significant, but the output speed will also decrease.

• Low Backlash Design

  : In high-precision applications, to ensure precise position control and minimal mechanical clearance, high-precision planetary gearbox adopts preload technology to reduce or eliminate the clearance between gears, known as "zero/low backlash" design.

• Load Distribution and Dynamic Response

  : An important advantage of the planetary gear mechanism is that it can evenly distribute the load among multiple planet gears, thereby improving the bearing capacity and stability of the entire system, and optimizing the dynamic response performance.

Below is an image of a servo motor planetary gearbox:

Design and Selection Considerations of High Precision Planetary Gearbox

The design and selection considerations of high precision planetary gearbox are as follows:

Applications of High Precision Planetary Gearbox

The applications of high precision planetary gearbox are as follows:

• Servo Motor Systems

  : used in industrial automation equipment for precise speed control and position positioning, such as robot joint drive, precision machine tool feed mechanism, semiconductor manufacturing equipment, etc.

• Medical Equipment

  : used in high-end medical equipment such as CT scanners, MRI machines, surgical robots, etc., for precise motion control and torque amplification.

• Aerospace

  : used in aircraft landing gear retraction systems, flight control system actuators, satellite attitude adjustment devices, etc., requiring high reliability and precision.

• Precision Instruments

  : used in scientific experimental equipment, precision measuring instruments, optical tracking systems, and other scenes that require high transmission accuracy.

• Automotive Manufacturing

  : used in power steering systems of new energy vehicles, drive units of electric vehicles, and transmission systems of high-performance racing cars.

• Robotics

  : including joint drive parts in industrial robots, service robots, and special operation robots.

• Logistics Automation

  : used in automated storage systems such as elevators, conveyor drives, AGVs, etc.

About Our Company

We are a professional manufacturer of transmission equipment with research, production, and sales capabilities, located in Ningbo, Zhejiang. Our products have passed the Chinese mandatory CCC certification and the European Union CE certification and are produced according to international IC standards, reaching the advanced level of similar international products. Below is an image of our servo motor planetary gearbox:

Our advantages include:

• Strict compliance with international quality management system standards ISO9001:2015;
• Advanced production equipment and testing instruments;
• Efficient production processes and high-quality control standards;
• Professional R&D team and excellent technical support;
• High-quality customer service and after-sales support.

Author: Miya