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Author:

陈洪芳 (陈洪芳.) | 高毅 (高毅.) | 石照耀 (石照耀.) (Scholars:石照耀)

Indexed by:

incoPat zhihuiya

Abstract:

本发明公开了一种基于Makima算法获得CMM测量范围内任意点几何误差的方法,首先在三坐标测量机的移动空间内确定测量点坐标,测量时移动靶镜到各测量点,激光追踪仪在CMM平台上进行转站测量,获取不同站位下每个测量点到初始测量点的相对干涉测长值;其次利用Levenberg‑Marquarel(L‑M)算法,求解出各站位坐标和对应站位到初始测量点的距离;再将站位坐标、对应站位到初始测量点的距离作为初值,使用L‑M算法对测量点的实际坐标进行求解,进而获得体积误差;将准刚体模型与LASSO算法相结合求解规划测量点的几何误差;利用makima算法求解规划点构成空间中任意点的几何误差;最后利用makima算法对测量空间进行拓展,求得CMM测量空间中任意点的几何误差。

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Patent Info :

Type: 发明授权

Patent No.: CN202111316426.4

Filing Date: 2021-11-08

Publication Date: 2023-01-31

Pub. No.: CN114034244B

Applicants: 北京工业大学

Legal Status: 授权

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: 6

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