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索杆混合驱动并联机构设计与工作空间分析
Authors
张佳涵
李亚杰
翟景帅
高征
Publication date
1 January 2020
Publisher
Editorial Office of Journal of Mechanical Transmission
Doi
Cite
Abstract
提出一种新型索杆混合驱动并联机构,在SolidWorks中构建整体装置模型。利用空间向量分析法推导了该机构的运动学逆解模型;分析了并联平台静止状态下受力平衡关系,建立静力学平衡方程,并在此基础上讨论了机构可控工作空间的求解方法;在给定机构运动副的约束条件下,对动平台姿态可控工作空间进行数值仿真,得到仿真图像。搭建索杆混合驱动并联机构试验平台,进行末端动平台位姿变换试验。试验结果与运动学模型和工作空间数值仿真图像对比,结果表明,动平台位姿与柔索长度的关系满足运动学反解模型,末端动平台姿态可实现工作空间仿真图像中最大姿态偏转角度。研究工作为后续机构的实际应用和性能优化奠定了一定的理论基础
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Last time updated on 06/04/2023