一个新型2PRS-2PSS兼容并行微操纵器的合规性和动态学:建模和分析
1Hubei Key Laboratory of Modern Manufacturing Quantity Engineering, School of Mechanical Engineering, Hubei University of Technology, Wuhan 430068, China.
Micromachines
|April 27, 2024
概括
开发了一种新的兼容平行微操纵器,具有两个转换和两个旋转自由度. 它的合规性和动静态模型得到了验证,为性能优化提供了见解.
科学领域:
- 机械工程 机械工程
- 机器人技术 机器人技术 机器人技术
- 微力学是微力学的一个方面.
背景情况:
- 符合标准的微操纵器对于精确任务至关重要.
- 开发这些设备的准确模型对于性能至关重要.
- 现有的模型可能无法完全捕捉新型合规机制的复杂行为.
研究的目的:
- 为了介绍一个新的2PRS-2PSS兼容并行微操纵器.
- 开发和验证其合规性和动静态模型.
- 调查设计参数对性能的影响,并提供优化指导.
主要方法:
- 使用合规矩阵方法 (CMM) 进行分析建模.
- 用于模型验证的有限元分析 (FEA).
- 从合规模型中导出管理方程.
- 运动静止模型开发,将输入力与输出位移联系起来.
主要成果:
- 分析合规模型与FEA进行了验证.
- 与FEA相比,动静态模型显示最大相对误差为6.18%.
- 研究了尺寸和结构参数对合规性的影响.
- 研究了曲链参数对映射矩阵的影响.
结论:
- 开发的分析和动静态模型准确地代表了微操纵器的行为.
- 这项研究提供了关于尽量减少不必要的流离失所的见解.
- 这些发现为优化兼容并行微操纵器的设计和性能提供了宝贵的指导.
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