切肉任务的生物力学要求:一项试点研究量化任务的可持续性和手腕所需的协助
Divyaksh Subhash Chander1, Aurélie Tomezzoli1, Maria Pia Cavatorta2
1Univ Rennes, CNRS, Inria, IRISA - UMR 6074, F-35000, Rennes, France.
Applied ergonomics
|December 5, 2023
概括
这项研究引入了一种方法,用于测量肉类加工中的手腕生物力学. 许多屠宰场超过了安全的劳动力水平,这表明需要人体工程学改进和潜在的工作场所援助.
科学领域:
- 职业健康 职业健康 职业健康
- 人体工程学就是人体工程学.
- 生物力学 生物力学
背景情况:
- 肉类加工行业面临着高比例的远端上肢肌肉骨疾病.
- 评估生物力学需求对于工人的福利和任务的可持续性至关重要.
研究的目的:
- 提出一种方法来量化手腕生物力学要求在切肉任务.
- 估计屠宰场需要的援助,以实现可持续的工作水平.
主要方法:
- 六名专业屠宰工人执行了猪肉切割任务.
- 运动捕捉系统记录了关节的角度;仪器刀测量了切削力.
- 最大可接受的努力方法计算了可持续性和援助需求.
主要成果:
- 五个屠夫超过了手腕曲的可持续值.
- 和辐射偏差扭矩对2和3个屠夫来说分别过高.
- 延伸扭矩处于可持续的范围内.
结论:
- 开发的方法有效量化了切割肉类中的生物机械风险.
- 很大一部分屠夫超过了可持续的手腕炼水平,突出了干预的必要性.
- 计算的辅助要求为设计人体工程学辅助工具提供了基础.
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