一种机器人的肩部结构

By using the shoulder-mounted electric cylinder and the rocker arm motor to work in coordination or independently, combined with elastic compensation components, the shoulder movements are decoupled, solving the problem of discontinuous shoulder drive in existing humanoid mannequin robots, and achieving a natural and smooth biomimetic effect and high display expressiveness.

CN121315932BActive Publication Date: 2026-07-17SHENZHEN PINKUO INFORMATION TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SHENZHEN PINKUO INFORMATION TECHNOLOGY CO LTD
Filing Date
2025-12-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing humanoid mannequin robots suffer from monotonous and disjointed shoulder movements, making it difficult to simulate complex human shoulder movements. This results in stiff presentations and makes them unable to replace real human models.

Method used

The device employs a shoulder-lifting electric cylinder and a rocker arm motor working in tandem or independently, combined with elastic compensation components such as torsion springs to decouple shoulder movements, achieving subtle "shoulder-lifting" and "shoulder-shrugging" movements, and coordinating the compound motion through a controller.

Benefits of technology

It achieves natural and smooth robot shoulder movements with high biomimicry, reduces the driving force requirement, improves the naturalness and expressiveness of the display effect, and has a compact structure that is easy to maintain.

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Abstract

本发明涉及仿生机器人技术领域,且公开了一种机器人的肩部结构,包括基座,基座顶部固定连接有安装架,安装架的顶部两侧均转动连接有旋转架,旋转架的两侧均开设有安装槽,还包括:转肩电机,转肩电机固定连接在安装架顶部,且转肩电机的输出轴与旋转架底部固定连接;本发明通过顶肩电缸和摇臂电机的协同或独立工作,解耦并复现肩部复杂动作,并利用扭簧的储能与释能来补偿扭簧的推力,实现机械缓冲,使得机械臂的起落过程更加柔和,消除了纯刚性驱动的生硬感,提高了仿生动作的模拟效果,并以此实现以小驱动力撬动大负载的效果,降低了驱动力需求,减少了大功率驱动器安装所需的空间,提高了机器人的美观性和比例协调性。
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