THM130 Hollow Rotary Actuator Rotating Platform Table With High Precision Planetary Gearbox

THM130 Hollow Rotary Actuator Rotating Platform Table With High Precision Planetary Gearbox

The THM130 hollow rotary actuator Rotating Platform Table With High Precision Planetary Gearbox is a highly precise and efficient rotary actuator that is used in a wide variety of applications. It is also known as Hollow Rotary Platform and Hollow Rotary Table. This product is widely used in the fields of robotics, aerospace, medical devices, military equipment, optical instruments, and industrial automation. With future market trends, it is believed that the demand for this product will continue to grow in the coming years.

Technical Parameter

Specifications	THM130
Reduction ratio	30/40/50/70/80/100
Rated torque	55/50/60/50/45/40Nm
Adapted motor	200/400W AC Servo motor
Emergency stop torque	3x rated torque
Rated input speed	5000rpm
Maximum input speed	10000rpm
Return gap	≤1arcmin
Torsional rigidity	7Mn/arcmin
Permissible radial force	1530N
Permissible axial force	765N
Service life	20000hr （Continuous operation reduces service life by 50%)
Transmission efficiency	97%
Working temperature	-10-+90℃
Protection level	IP65
Lubrication	synthetic lubricating oil and grease
Noise	≤58dB(A)
Moment of inertia	0.13kg.cm²
Weight	3.8kg

Basic Construction of Hollow Rotary Actuator

The basic construction of Hollow Rotary Actuator includes:

1. Cross roller bearing
2. Precision gear
3. Input mounting flange
4. Input shaft
5. Induction device

Each of these components plays a vital role in ensuring the smooth and efficient operation of the actuator. The cross roller bearing provides stability and precision, while the precision gear ensures that the actuator can handle heavy loads and still maintain its accuracy. The input mounting flange and input shaft are designed to provide a secure and stable connection to the motor or other input device. The induction device is used to measure the position and speed of the actuator and provide feedback to the control system.

Working Principle of Hollow Rotary Actuator

The working principle of Hollow Rotary Actuator includes:

1. Drive source
2. Transmission mechanism
3. Hollow shaft design
4. Position control and feedback
5. Load application

The Hollow Rotary Actuator is usually powered by a motor such as a servo motor, stepper motor, or DC motor. The motor converts electrical energy into mechanical energy and passes it to the transmission system through the input shaft. The transmission system usually consists of a precision gear set, such as a planetary gearbox. The motor's power is transferred to the sun gear through the input shaft, which drives a set of planetary gears that rotate around it. These planetary gears rotate around the internal gear ring and rotate at the same time, thus achieving torque amplification and reducing the rotational speed. The actuator's core feature is an internal hollow rotating shaft that allows cables, fluid pipelines, or other necessary components to pass through the center without affecting the actuator's rotational function. To achieve precise position control, the Hollow Rotary Actuator is equipped with a position sensor, such as an encoder or a magnetostrictive displacement sensor. These sensing devices detect the actuator's rotation angle in real-time and transmit the data back to the control system, forming a closed-loop feedback mechanism to ensure that the actuator accurately performs the desired motion. Finally, the output end of the actuator is connected to the load to be rotated through a flange or other interface, such as a robotic joint, radar antenna, or medical device, enabling precise continuous or intermittent rotation operations.

Design Considerations and Selection of Hollow Rotary Actuator

Considerations	Description
Load capacity	The amount of weight the actuator can handle is an essential consideration when selecting the appropriate actuator.
Rotational speed	The speed at which you need the actuator to rotate will help determine the correct design.
Accuracy	The precision and accuracy required for an application will determine the actuator's design and the feedback system used to control it.
Environmental factors	The environment in which the actuator will be operating will determine the type of protection required.
Mounting options	The mounting options required will determine the design of the input and output flanges.

Applications of Hollow Rotary Actuator

Hollow Rotary Actuator has various applications in different fields. Some of them include:

1. Robotics: Used in robotic joints for high-precision motion control.
2. Aerospace: Used in radar antennae and satellite communication systems for precise positioning and tracking.
3. Medical devices: Used in medical equipment for precise positioning and motion control.
4. Military equipment: Used in military equipment for precise positioning and motion control.
5. Optical instruments: Used in optical instruments for high-precision positioning and motion control.
6. Industrial automation: Used in automated manufacturing systems for high-precision motion control and positioning.

About Our Company

We are a modern enterprise specializing in the development, production, and sales of professional servo electric cylinders, servo pressure machines, and other servo stamping equipment. Our company has a professional design team, processing team, assembly team, sales team, and after-sales service team. We focus on the design and precision manufacturing of our products to ensure that they are of high quality and meet the needs of our clients. We are committed to providing sincere and trustworthy services to our customers.Author: Miya