SHF SHG Harmonic Reducer Bearings

Introduction

Bearings in harmonic drives must meet specific requirements to facilitate the unique motion and structure of the drive. These bearings are typically integrated with the wave generator, where they experience a combination of radial, axial, and tilting loads due to the flexspline’s deformation and the overall system’s high torque output.

Key Types and Configurations:

1. Crossed Roller Bearings: Often found in harmonic drives, these bearings feature rollers that are alternately crossed at right angles to each other. This design provides high stiffness and can support axial, radial, and moment loads within a compact space, making it ideal for applications that need precision and stability, such as robotic joints.

2. Thin Section Bearings: Harmonic reducers often use thin-section bearings, which provide high precision and load support while keeping the overall size of the drive compact. They are also lightweight, which is beneficial in applications like aerospace and medical equipment, where space and weight constraints are strict.

3. High-Precision Ball Bearings: While less common, some harmonic reducers may use high-precision ball bearings, especially in smaller or lighter-duty applications. These bearings can still provide excellent rotation accuracy with lower friction.

Features of Rotary Table Bearings

1. High Load-Bearing Capability: Harmonic reducer bearings handle multiple load types simultaneously, allowing for high torque transmission in compact systems.

2. Minimal Backlash: Due to the unique harmonic drive mechanics and high-precision bearings, backlash is virtually eliminated, which is crucial for applications requiring precise positioning.

3. Compact and Lightweight: Harmonic reducer bearings are designed to support a high reduction ratio in a compact, lightweight package. This helps in reducing the footprint of the machinery while still delivering high torque.

4. High Stiffness and Accuracy: Bearings used in harmonic drives have high stiffness, allowing for accurate, smooth rotation, even under heavy loads. This enhances the reliability and durability of the overall drive system.

5. Reduced Friction and Heat Generation: Properly designed bearings minimize friction, which is critical in high-speed applications to reduce wear and prevent excessive heat buildup.

Specifications

Drwaings

Application

Suzhou Giant Precision Industry Co., Ltd. is a technical-service enterprise specializing in keeping on researching core technologies and developing high precision transmission products. We mainly provide strain wave reducers, RV reducers, rotary actuator, planetary reducers, electric grippers.

Currently, our products have been widely used in a variety of industrial sectors, such as manipulator, industrial robots, CNC machine tool, printing equipment, textile machine, packaging machinery, non-standard automation, medical equipment, laser cutting, welding, automobile manufacturing, satellite communications, metal processing, pharmaceutical industry, etc.

Our mission is to adhere to our service philosophy, put customer value in our first place, to provide high-quality products, professional technical support and diverse services.