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TECHNICAL PAPERS

Fixture Kinematic Analysis Based on the Full Contact Model of Rigid Bodies

[+] Author and Article Information
Michael Yu Wang, Tong Liu

Department of Automation and Computer-Aided Engineering, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong

Diana M. Pelinescu

Department of Mechanical Engineering, University of Maryland, College Park, MD 20742

J. Manuf. Sci. Eng 125(2), 316-324 (Apr 15, 2003) (9 pages) doi:10.1115/1.1557293 History: Received April 01, 2002; Revised September 01, 2002; Online April 15, 2003
Copyright © 2003 by ASME
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References

Figures

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Two smooth bodies in contact
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The coordinate frames for contact kinematics
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Cases of singular contact: (a) point-point contact, (b) and (c) contact of an equal but opposite curvature
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The kinematic chain of locators-plus-workpiece fixture system
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The locator and workpiece locations for Example 1 with locator tangential errors, all in mm
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The resulting workpiece center displacement (mm) for Example 1 with locator tangential errors
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The linear (in mm) and angular localization errors for Example 1 with locator tangential errors
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The linear (in mm) and angular localization errors as a function of locator radius (in mm)
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The locator and workpiece locations (in mm) for Example 1 with given locator errors.
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The resulting workpiece center displacement (in mm) for Example 1 with given locator errors
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The linear (in mm) and angular localization errors for Example 1 between locator variation range: –○ for the full-kinematic analysis; – for the point-kinematic analysis
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The locator and workpiece locations (in mm) for Example 2 with locator tangential errors
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The resulting workpiece center displacement (in mm) for Example 2 with locator tangential errors.
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The linear (in mm) and angular localization errors for Example 2 with locator tangential errors (in mm).
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The locator and workpiece locations (in mm) for Example 2 with given locator errors.
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The resulting workpiece center displacement (in mm) for Example 2 with given locator errors
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The linear (in mm) and angular localization errors for Example 2 with given locator variation range: –○ for the full-kinematic analysis; – for the point-kinematic analysis.

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