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Author:

范晋伟 (范晋伟.) (Scholars:范晋伟) | 叶倩 (叶倩.)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种基于坐标系间微分运动关系的数控外圆磨床综合空间加工误差建模方法,该方法以相邻体间坐标系间的微分运动理论为基础,结合机器人正向运动学理论和以往多体系统的低序体理论,搭建数控外圆磨床正向运动拓扑结构;得到各个运动部件相邻体间的齐次变换矩阵;通过此相邻体间的齐次矩阵得到刀具相对于各个运动部件坐标系的齐次变换矩阵;通过对数控外圆磨床进行几何误差项分析,得到各个运动轴的几何误差的微分运动矢量,再由此得到平动轴与旋转轴的几何误差微分运动矢量表达式。本发明解决了以往的空间误差模型计算复杂问题,具有计算简便快速、应用灵活和创新的优点。

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Patent Info :

Type: 发明申请

Patent No.: CN202110810291.0

Filing Date: 2021-07-19

Publication Date: 2021-11-26

Pub. No.: CN113704933A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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