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ZHANG Guoyu
SUN Tianxiang
WANG Lingyun
XU Xiping
School of Photo-electronic Engineering,
Changchun University of Science
and Technology,
Changchun 130022, China
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THEORETICAL ANALYSIS OF
COORDINATES MEASUREMENT BY FLEXIBLE 3D MEASURING SYSTEM
Abstract:
The system mathematical model of flexible 3D measuring system is built by theoretical analysis, and the theoretical formula for measuring space point coordinate is also derived. Frog-jumping based coordinate transform method is put forward in order to solve measuring problem for large size parts. The frog-jumping method is discussed, and the coordinate transform mathematical model is method of the space point coordinate compared to original value, and an advanced method is provided. Form the space point coordinate transform formula can derive the calculation measuring method for measuring large size parts.
Key words:
Flexible 3D measuring system Coordinate conversion Frog-jumping sphere |