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一个3D打印设备用于不受约束的握力测量:在人类实验中设计和应用.

Mahdiar Edraki, Jim Papadopoulos, John Peter Whitney

    IEEE transactions on haptics
    |July 21, 2025
    PubMed
    概括

    一个新的设备可以测量圆柱形手柄周围的握力,而不会改变姿势. 这种低成本,精确的工具总结了辐射力,有利于人类运动控制和机器人交互研究.

    科学领域:

    • 生物力学 生物力学
    • 人与机器人的交互
    • 发动机控制器的控制器

    背景情况:

    • 掌握力测量对于理解人类运动控制和与物体的相互作用至关重要.
    • 现有的设备可能会限制抓握姿势或缺乏全面的力测量.
    • 对于先进的研究应用,需要准确和多功能的抓地力传感器.

    研究的目的:

    • 开发和验证一种用于评估圆柱形手柄周围的抓地力的新型测量装置.
    • 为了使抓地力测量,而不限制用户的抓地姿势.
    • 为了在人类实验中证明设备的实用性.

    主要方法:

    • 设计了一种测量装置,使用曲来机械总和辐射抓地力.
    • 该设备包含现成的和3D打印的组件,以方便建造和成本效益.
    • 进行了校准和负载应用测试,以评估准确性和一致性.

    主要成果:

    • 该设备准确测量了高达200N的抓地力,总计其负载板上的任何位置所施加的力.
    • 校准后的误差小于1.5%的全尺度.
    • 不同板块的负载变化很小,显示不到1.5N的差异.

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    结论:

    • 开发的设备提供了一个准确,多功能和低成本的解决方案来测量握力.
    • 它在不限制姿势的情况下测量力的能力为运动控制和人机交互研究开辟了新的途径.
    • 该装置的实用实用性通过一个力追踪实验成功地证明了.