对于手术同心推拉机器人的传输管的设计
Khoa T Dang1, Stephen Qiu1, Carter Hatch1
1The University of Tennessee, Knoxville, Department of Mechanical, Aerospace, and Biomedical Engineering.
概括
这项研究引入了机器人传动管的新激光切割设计,提高了硬度,以获得更好的内镜性能. 新的方法可以独立平衡轴向,扭转和曲刚度.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 机械工程 机械工程
- 生物医疗设备 生物医疗设备
背景情况:
- 在内镜中使用的同心推拉机器人需要具有特定刚性特性的传输管.
- 最佳性能需要高轴度,高扭转度和低曲度.
- 现有的激光切割图案由于合性质,难以独立实现高轴向和低曲刚度.
研究的目的:
- 为传输管道开发一种新的激光材料去除设计方法.
- 为了克服激光切割图案中的刚性合挑战.
- 为了独立平衡轴向,扭曲和曲刚度,以提高机器人的性能.
主要方法:
- 提出了一种新的设计,利用离散曲段的局部刚性不对称性.
- 分段被固体管段分开,并为全球度对称而.
- 利用有限元分析来研究管干扰的设计特性和影响.
主要成果:
- 离散的不对称细分设计有效地打破了刚性合.
- 与以前的激光模式相比,实现了优越的高轴和扭矩刚度.
- 保持了与现有方法相比较的低曲刚度.
结论:
- 拟议的离散不对称细分设计为优化传输管硬度提供了可行的解决方案.
- 这种方法可以独立控制轴向,扭曲和曲刚度.
- 这些发现对于提高内镜机器人的性能至关重要.
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