Simplifying the Development and Usage of Fixtures for Sheet Metal and Composite Aircraft Parts

[+] Author and Article Information
Daniel F. Walczyk

Department of Mechanical Engineering, Aeronautical Engineering and Mechanics, Rensselaer Polytechnic Institute, Troy, NY 12180-3590

Vinay Raju

Center for Automation Technologies, Rensselaer Polytechnic Institute, Troy, NY 12180-3590

J. Manuf. Sci. Eng 122(2), 370-373 (Oct 01, 1998) (4 pages) doi:10.1115/1.538928 History: Received October 01, 1998
Copyright © 2000 by ASME
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Grahic Jump Location
Simplified method for creating low-cost, continuous-support machining fixtures for compliant parts
Grahic Jump Location
(a) Original customer-supplied CAD model of a sheet metal part and (b) same model “flipped” over
Grahic Jump Location
(a) Transfer ball placed in a registration hole and (b) examples of “good” and “bad” registration hole locations
Grahic Jump Location
(a) Casting the fixture in an aluminum mold and (b) inexpensive support structure imbedded in the cast material
Grahic Jump Location
(a) Fixture clamped to AWJ machine workbed and 3D Tester stylus that’s positioned in a registration hole, and (b) AWJ cutting nozzle about to trace the perimeter trim path for a sheet metal part (not shown)




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