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TECHNICAL PAPERS

Dynamic Electrode Force and Displacement in Resistance Spot Welding of Aluminum

[+] Author and Article Information
C. T. Ji, Y. Zhou

Department of Materials Engineering, Nanchang Institute of Aeronautical Technology, Nanchang, Jiangxi, 330034, P.R. Chinae-mail: ctji@niat.edu.cn

J. Manuf. Sci. Eng 126(3), 605-610 (Sep 07, 2004) (6 pages) doi:10.1115/1.1765140 History: Received July 01, 2003; Revised December 01, 2003; Online September 07, 2004
Copyright © 2004 by ASME
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References

Figures

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Schematic of data acquisition system
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Nugget diameter versus welding current on the 1.5-mm-thick sheets.
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Electrode force curves at different welding currents on the 1.5-mm-thick sheets. For each current, the first and second points marked (circled) indicate the start and end of welding current, respectively.
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Button diameter versus weld time on the 1.5-mm-thick sheets (with the current at 30 kA)
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Electrode force curves at different weld times on the 1.5-mm-thick sheets (with the current at 30 kA)
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Electrode displacement curves at different welding currents on the 1.5-mm-thick sheets. For each current, the first and second points marked (circled) indicate the start and end of welding current, respectively.
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Schematic of the change in electrode force or displacement
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Electrode displacement versus nugget diameter on the 1.5-mm-thick (a) and 1.0-mm-thick sheets (b)

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