一种机器人腿部连接机构、腿部总成及机器人

By combining deep groove ball bearings with planar pressure thrust bearings, the problem of impact loads damaging the motor during robot leg movements is solved, thus achieving motor protection and improved stability of motion control.

CN122035171BActive Publication Date: 2026-07-17CHENGDU HUMANOID ROBOT INNOVATION CENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHENGDU HUMANOID ROBOT INNOVATION CENT CO LTD
Filing Date
2026-04-15
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The impact loads during the leg movements of existing robots are directly transmitted to the output shaft of the rotary motor and its internal precision structure, causing deformation and wear of the motor shaft, reducing its service life, affecting the smoothness of movement and control accuracy, and increasing equipment maintenance costs.

Method used

The combination structure of deep groove ball bearings and flat thrust bearings provides radial and axial buffering, isolates impact loads, protects the motor from radial bending moment and axial force, and allows the motor to provide only rotational torque.

Benefits of technology

It effectively prevents impact loads from being transmitted to the motor, extends the motor's service life, improves motion smoothness and control accuracy, and reduces equipment maintenance costs.

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Abstract

本发明公开了一种机器人腿部连接机构、腿部总成及机器人,属于机器人技术领域,包括髋关节侧摆动力件、周转电机、电机固定座、冲击载荷缓冲件和髋关节周转电机输出轴件;周转电机固定连接在电机固定座上,其输出端通过冲击载荷缓冲件与髋关节周转电机输出轴件固定连接;髋关节侧摆动力件与电机固定座连接,用于驱动髋关节周转电机输出轴件做侧摆运动;冲击载荷缓冲件用于提供径向以及轴向缓冲作用。本发明的一种机器人腿部连接机构、腿部总成及机器人,可以有效解决现有技术中机器人腿部运动中的冲击载荷会直接传递至周转电机输出轴,造成电机整体损坏,大幅降低使用寿命、同时影响机器人腿部运动的平顺性与控制精度,增加设备运维成本等问题。
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Citation Information

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