一个棒滑压驱动的双自由度运动阶段,没有向后运动
Honglong Li1,2, Qingfeng Hou2, Jing Lv2
1The Second Affiliated Hospital of Shandong First Medical University, 366 Taishan Street, Tai'an, Shandong Province 271000, China.
The Review of scientific instruments
|July 24, 2025
概括
这项研究介绍了一种新的压力驱动运动阶段,使用灵活的光束和棒滑机制来实现精确的,无向后运动的微米级运动. 一个分数顺序PID控制器提高其稳定性和性能在精密控制应用程序.
科学领域:
- 机电和精密工程机电学和精密工程.
- 控制系统和机器人技术
- 材料科学与工程 材料科学与工程
背景情况:
- 传统的棒滑执行器经常表现出不良的反向运动,限制了它们的精度.
- 压力驱动阶段对于高精度定位至关重要,但需要强大的控制策略.
- 灵活的梁结构为具有增强运动特性的新型执行器设计提供了潜力.
研究的目的:
- 开发一种两度自由度 (2-DOF) 的滑压缩驱动运动阶段,它本质上抑制了向后运动.
- 为了研究柔性梁结构与棒滑效应一起用于精确执行的有效性.
- 实施和验证一个分数顺序的比例积分差异 (FO-PID) 控制算法,用于闭环精度运动控制.
主要方法:
- 设计和制造一个2-DOF棒滑压压驱动阶段,采用柔性梁.
- 对舞台运动特征的开放循环实验评估,包括位移,速度和负载能力,重点是向后运动抑制.
- 使用新型FO-PID算法开发和实验验证一个闭环控制策略.
主要成果:
- 灵活的光束有效地抑制了向后运动,这是传统的滑执行器中常见的问题.
- 该舞台展示了稳定的微米级运动能力.
- 实验结果证实了FO-PID控制器在实现精确和稳定的闭环操作方面的有效性.
结论:
- 拟议的压力驱动运动阶段成功地整合了灵活的梁和棒滑原理,以实现高精度,无向后运动的驱动.
- FO-PID控制的新应用增强了精密运动系统的性能和稳定性.
- 这项研究为精确的运动控制应用提供了压力驱动技术的重大进步.
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