基于大行程柔性铰链的并联机器人刚度分析

被引:17
作者
孙立宁
董为
杜志江
机构
[1] 哈尔滨工业大学机器人研究所
[2] 哈尔滨工业大学机器人研究所 哈尔滨
[3] 哈尔滨
[4] 哈尔滨
关键词
柔性铰链; 并联机器人; 刚度矩阵; 刚度分析;
D O I
暂无
中图分类号
TP242 [机器人];
学科分类号
1111 ;
摘要
基于大行程柔性铰链的并联机器人系统可以在立方厘米级的工作空间内提供亚微米级的运动精度。所采用的大行程柔性铰链的几何参数及其在空间内的布置,将会直接决定并联机器人的系统刚度,从而间接的影响整体系统的工作空间、承载能力和驱动负荷等一系列系统性能。提出了大行程柔性铰链基于刚度方程的弹性模型,采用刚度组集的方法并通过建立协调方程,构建得到整体系统的刚度模型。进而进行了系统刚度性能分析,得到系统刚度影响图谱,为这类新型的柔性并联机器人的设计与开发提供了有力依据。
引用
收藏
页码:90 / 95
页数:6
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