Hollow Shaft Servo Actuators
Hollow Shaft Servo Actuators

Hollow Shaft Servo Actuators

SHD-03 Hollow Shaft Servo Actuators feature an ultra-thin, hollow, flipped structure for their flexible gear, allowing the entire unit to reach an extremely slim design limit. It is ideal for scenarios where installation space is limited and there are strict requirements on the thickness of the speed reducer.
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Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of hollow shaft servo actuators in China. If you're going to wholesale bulk cost-effective hollow shaft servo actuators made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.

 

In the global packaging machinery industry, we have become a strategic partner for packaging machinery manufacturers in countries such as Turkey, Indonesia, Vietnam, India, and Egypt. Through high-precision products such as CAM indexers (±30 arc seconds standard / ±15 arc seconds custom) and hollow rotary tables (≤15 arc seconds standard / ≤10 arc seconds custom), we help customers achieve leaps in equipment performance. Our three-level precision system for planetary reducers (P2/P1/P0) and hollow shaft servo actuators (≤10 arc seconds standard / ≤5 arc seconds custom) meet diverse needs. Leveraging our comprehensive gear manufacturing, CNC machining, and casting process chains and advanced equipment, we provide support for the global packaging machinery industry, from components to complete solutions.

 

What is Hollow Shaft Servo Actuators?

 

SHD-03 Hollow Shaft for its flexible gear, servo actuators have an ultra-thin, hollow, flipped construction that lets the whole device attain a rather narrow design limit. It is perfect in situations where installation space is limited and precise speed reducer thickness specifications are followed.

 

hollow-shaft-servo-actuators

 

What Are The Features Of this product?

harmonic drive factory

 

Hollow Shaft Design

 

The hollow shape of the Hollow Shaft Servo Actuators facilitates cable, pipe, etc. passing through their center, thereby simplifying mechanical design and lowering the general equipment weight.

 

High Torque Density

 

Designed with efficiency and optimal motor and reducer architecture to provide more torque output in a smaller volume, fit for space-constrained uses needing great torque.

 

Adaptable

 

Customizing it to fit various environmental needs-such as dustproof, waterproof or corrosion-resistant, etc.-allows one to guarantee dependable functioning in many challenging conditions.

Model And Parameters

 

SHD-03-xxx drawing and parameter

 

SHD
Special for joint
Ration Rated Torque in
Input2000r/min (N.m)
Allowable Peak Torque
When Start Stop (N.m)
Max Value of Average
Loading Torque(N.m)
Instantaneous Allowable Max Torque (N.m) Allowable Highest Input
Speed (r/min)
Allowable Average
Input Speed (r/min)
SHD-03-xxx 30 0.08 0.15 0.12 0.25 10000 6500
50 0.13 0.24 0.16 0.5
80 0.16 0.34 0.28 0.6
SHD-05-xxx 30 0.3 0.6 0.45 1.1 10000 6500
50 0.44 1.1 0.6 2
80 0.72 1.5 1 2.8
100 0.8 1.65 1.2 3.2
SHD-08-xxx 30 1 2.1 1.65 3.95 8500 3500
50 1.95 3.95 2.75 7.95
80 2.5 4.8 3.5 9
100 2.85 5.5 3.95 10.8
SHD-11-xxx 30 2.64 5.5 4 10.2 8500 3500
50 4.2 10 6.6 20
80 5 10.5 8.6 24
100 6 13.2 10.5 30

 

Spanish customer selection story

SHD-03 harmonic drive 3D

 

 

A Spanish customer who watched our video on Youtube came to our sales team to help, and he asked us what to know about Strain Wave Gears and what models of Hollow Shaft Servo Actuators are used in the video content. In further communication with the customer, we obtained the customer's application requirements, the customer needs to assemble a small robotic arm combined with machine vision to solder the production parts, because the welding area is relatively small, so the harmonic reducer with high precision is required. The technical requirements of the customer are:

Axial and radial clearance (oscillation)

6~8 μm

Allowable static moment

5~15 Nm

Moment rigidity

0.2~0.5 Kgfm/arc min

Rated dynamic load

150N

Static load rating

300N

Raceway hardness

HRC 61~66

 

After the comprehensive evaluation of the engineers, it was decided to let the customer use the SHD-03 series mini harmonic drive with a reduction ratio of 80, which can meet the customer's requirements for accuracy and make the robotic arm do a small job to reduce the overall load, and also make the welding torch accurately position the welding point. 

Where Are Hollow Shaft Servo Actuators Used?

 

Industrial robot

 

01

Industrial Robots

Hollow Shaft Servo Actuators are found in the area of robotics as part of a joint with a central aperture that may be utilized for threading or simplifying the internal wiring of the robotic arm.

packing machine

 

02

Packaging machinery

High-speed packing equipment uses the pick-and-pick mechanism that powers packaging machinery in addition to accurately controlling the position and tension of packaging materials.

assembly and manufacturing

 

03

Assembly and manufacturing

Automated assembly lines are utilized to operate robotic arms or rotation and positioning equipment thereby enhancing assembly accuracy and efficiency.

special mechanical design

 

04

Special mechanical design

Hollow Shaft Servo Actuators provide tremendous design adaptability for unusual mechanical systems, where power and transmission lines must be concealed within the machine.

 

FAQ

Q: Why might SHD-03 be appropriate for small-scale robotic arms with accuracy demands?

A: The low axial/radial clearance and high torque density of the SHD-03 help to enable precise placement in small areas. For jobs like micro-welding, its 80 reduction ratio combined with raceway hardness (HRC 61–66 guarantees precision and stability.

Q: High moment stiffness (0.2~0.5 kgfm/arc min) in the SHD-03 has what effects?

A: High moment stiffness reduces deformation under load, which is essential for applications needing constant accuracy, including robotic systems driven by machine vision in precision soldering.

Q: In what special uses can the adjustable reduction ratio find relevance?

A: From high-speed packing systems to ultra-precise positioning systems, the configurable reduction ratio-which includes the conventional 80:1-allows customers to fit the actuator's speed and torque to particular demands.

Q: For uses involving hidden wiring, how does SHD-03 stand against traditional servo actuators?

A: Particularly in robotic arms where clean design and little interference are critical, its hollow shaft shape simplifies internal wiring, hence lowering setup complexity and boosting general system dependability.

Q: How could tiny robotic systems gain from the great axial and radial clearance accuracy of the actuator?

A: With a clearance of only 6–8 μm, the SHD-03 guarantees dependable performance in jobs demanding micro-movements, including precision soldering or optical inspections by enabling exact alignment and motion control.

Q: How may SHD-03 benefit multi-axis industrial systems?

A: The modest weight and small size of the SHD-03 help to lower total weight on multi-axis configurations, hence enhancing system agility and efficiency while preserving accuracy across all axes.

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