Monitoring Resistance Spot Nugget Size by Electrode Displacement

[+] Author and Article Information
D. F. Farson, J. Z. Chen, K. Ely, T. Frech

Industrial, Welding and System Engineering Department, The Ohio State University, Columbus, OH 43221

J. Manuf. Sci. Eng 126(2), 391-394 (Jul 08, 2004) (4 pages) doi:10.1115/1.1644550 History: Received September 01, 2003; Online July 08, 2004
Copyright © 2004 by ASME
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Grahic Jump Location
Obtaining electrode displacement from motion analyzer images (a) original images captured by the analyzer (b) images after threshold processing
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Displacement of electrodes in welding and the abrupt change of electrode velocity in cooling
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Relationship of electrode displacement in first stage in cooling to nugget thickness
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Nugget thickness versus maximum electrode displacement
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Nugget diameter versus displacement in first stage in cooling




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