Zero Backlash Gearhead
Zero Backlash Gearhead

Zero Backlash Gearhead

The SHD-11 zero-backlash gearhead is designed for robotic shoulders, boasting zero backlash, high torque, and a compact build to enable precise, reliable shoulder movement.
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Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of zero backlash gearhead in China. If you're going to wholesale bulk cost-effective zero backlash gearhead made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.

 

Reputable precision engineering producer Hansheng Automation provides a large selection of premium goods like harmonic drives, hollow rotary tables, cam indexers, and planetary gearboxes. Our specialized CNC machining and gear manufacture services are meant to satisfy the particular requirements of our worldwide customers. Strong research, development, and production skills combined with our dedication to tailored design help us to provide creative ideas that propel performance and efficiency in many different sectors.

 

what is Zero Backlash Gearhead?

 

The product called Zero Backlash Gearhead is a highly precise and compact mechanical gear system used to reduce rotational speed and increase torque in a variety of applications. Also known as a harmonic drive or strain wave gear. It operates based on a unique principle of elastic deformation, which allows for accurate motion control and high reduction ratios.

 

zero-backlash-gearheade

 

How It Works?

 

The wave generator deforms the flexspline as it rotates, causing the flexspline to engage with the teeth of the circular spline in select areas. Due to the difference in the number of teeth between the flexspline and the circular spline, every rotation of the wave generator moves the flexspline only slightly in relation to the circular spline, creating a high reduction ratio with minimal backlash.

 

what are the Key Features of Zero Backlash Gearhead?

 

Ultrathin Hollow Structure: Designed with a slim profile and a hollow center, allowing for the passage of cables, shafts, or other components through the center, enhancing flexibility in design.

 

Compact Structure: The harmonic reducer has a space-efficient design, making it ideal for integration into applications where size constraints are critical.

 

High Torque Capacity: Despite its compact size, the reducer offers a high torque output, making it suitable for demanding applications requiring substantial power transmission.

 

High Rigidity: Built to provide superior rigidity, ensuring stable and precise motion control, even when subjected to heavy loads.

 

Excellent Positioning and Rotation Accuracy: This product delivers exceptional precision, both in terms of positioning and rotational movement, making it perfect for applications requiring high accuracy.

 

Wrist Joints Special for Robot: Specifically designed for robotic applications, particularly in wrist joints, where precise and smooth movement is crucial. The harmonic reducer's compact design and accuracy make it an excellent choice for robotic systems.

 

Applications

 

Zero Backlash Gearheads are widely used in robotics, aerospace, medical equipment, optical devices, and industrial automation due to their ability to deliver precise, smooth motion with a high degree of accuracy and reliability. Their compact size, high torque output, and exceptional precision make them a popular choice in advanced engineering applications.

 

Reduction Principle

The principle of zero backlash gearhead reduction is to realize motion and power transmission by using the relative motion of Flexspline, Circular Spline and Wave Generator, mainly the controllable elastic deformation of flexspline. The elliptical cam in the wave generator rotates in the flexspline to deform the flexspline. When the flexspline teeth and circular spline teeth at both ends of the elliptical cam shaft of the wave generator enter into meshing, the flexspline teeth at both ends of the short shaft are separated from the circular spline teeth, For the teeth between the long axis and the short axis of the wave generator, they are in a semi meshing state of gradually entering meshing along the different sections of the two circumference of the flexspline and the circular spline, which is called meshing. It is called meshing out when it is gradually out of meshing and half meshing, When the wave generator rotates continuously, the fexspline constantly deforms, so that the teeth of the two wheels continuously change their original working state in the four movements of meshing, meshing, meshing and disengagement, resulting in staggered tooth movement, which realizes the motion transmission from the active wave generator to the flexspline. Commonly used on robotic arms, the SHD-11 model is commonly used in the shoulder area of robots.

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Products real shot

Zero Backlash Gearhead
Harmonic drive actuator

 

harmonic drive alternative
Harmonic Drive Gearbox
 

Model parameters

 

SHD-11-xxx

 

 

Precautions for Use

Please use it in the specified environment

 

Observe the following conditions when using:

Ambient temperature: 0 . 40; Do not splash water, oil, etc; No corrosive and explosive gas; No dust such as metal powder.

Please use the specified method for installation

 

The installation method shall be implemented correctly according to the product manual. lf it is not installed correctly, it may lead to vibration, reduction of accuracy, shortening of service life, damage and other faults.

Use the specified lubricant

 

Failure to use the specified lubricant may result in reduced pro duct life.

Please do not disassemble or reassemble the product

 

Otherwise its original performance will not be restored.

Please do not exceed the allowable torque when using

 

Otherwise it may cause product failure.

 

Our team is here to help you with any questions, so ensuring you get the most appropriate and professional advice for your requirements. Please do not hesitate to get in touch with us for further information. We are committed to provide you expert technical support and tailored solutions to meet your particular needs.

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