Multiple-Sensor Planning and Information Integration for Automatic Coordinate Metrology

[+] Author and Article Information
Tzung-Sz Shen, Jianbing Huang, Chia-Hsiang Menq

Department of Mechanical Engineering, The Ohio State University, Columbus, OH 43210-1154

J. Comput. Inf. Sci. Eng 1(2), 167-179 (May 01, 2001) (13 pages) doi:10.1115/1.1385827 History: Received February 01, 2001; Revised May 01, 2001
Copyright © 2001 by ASME
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Unknown surface areas caused by hole and step features
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Multiple-sensor integrated coordinate measurement system
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(a) Real mesh and (b) extracted curve and surface features
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Empty region extraction
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Real, virtual, and umbra meshes
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Missing information reasoning
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(a) Boundaries of virtual mesh groups and (b) classified virtual mesh groups
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(a) Test part model and the coordinate systems, (b) profile scan results, and (c) surface measurement results
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(a) CAD model, (b) simulated coordinate data, and (c) constructed meshes and a group visibility region (shown in gray shading)
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(a) Next-best viewpoint superimposed with constructed meshes and (b) optimal viewpoints for complete virtual face coverage
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(a) Single-view planning algorithm and (b) multiple-view planning algorithm
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Inspection path planning for the touch probe to measure (a) real mesh, (b) virtual mesh, and (c) umbra mesh
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Measured coordinate data of the target points using a touch probe
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(a) CAD model, (b) simulated coordinate data, and (c) selected viewpoints
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(a) Merged coordinate data and (b) constructed triangle mesh




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