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结构尺寸变化对6-SPS并联机器人精度的影响
Effects of Structure Size Changes on Accuracy of the 6-SPS Parallel Manipulator
【摘要】 通过对6-SPS型并联机器人位置输入输出方程微分,获得机器人逆雅可比矩阵。研究机器人处于非奇异位姿即逆雅可比矩阵行列式不接近零时,结构尺寸变化对机器人精度的影响。
【Abstract】 The inverse Jacobi matrix of the 6-SPS parallel manipulator is obtained from differential equations of the reverse displacement analysis. The effects of structure size changes on the accuracy have been studied when the 6-SPS parallel manipulator is not at the singular location,namely the |J-1| is far away from the zero.
【关键词】 并联机器人;
雅可比矩阵;
精度分析;
奇异位姿;
【Key words】 parallel manipulator; Jacobi matrix; accuracy analysis; singular location;
【Key words】 parallel manipulator; Jacobi matrix; accuracy analysis; singular location;
【基金】 天津市自然科学基金资助项目(013602511);天津市高等学校科技发展基金资助项目(020516)
- 【文献出处】 机械设计与研究 ,Machine Design and Research , 编辑部邮箱 ,2003年04期
- 【分类号】TP242
- 【被引频次】4
- 【下载频次】172