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TECHNICAL PAPERS

Wrinkling Analysis in Shrink Flanging

[+] Author and Article Information
Xi Wang, Jian Cao

Department of Mechanical Engineering, Northwestern University, Evanston, IL 60208

Ming Li

Alcoa Technical Center, Alcoa Center, PA 15069

J. Manuf. Sci. Eng 123(3), 426-432 (Oct 01, 2000) (7 pages) doi:10.1115/1.1381397 History: Received May 01, 2000; Revised October 01, 2000
Copyright © 2001 by ASME
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References

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Cao,  J., and Wang,  X., 1999a, “An Analytical Model for Plate Wrinkling Under Tri-Axial Loading and Its Application,” Int. J. Mech. Sci., 42, No. 3, pp. 617–633.
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Figures

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Schematic of a flanging operation
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Types of flanging processes
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Top view of an undeformed blank in a shrink flanging process
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Schematic of a curve sheet model
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Flow chart for obtaining wrinkling wave number
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Flanged panels of AA6111-T4 with PVR of 500 mm and flange lengths of 10 and 15 mm
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Wave number versus plan view radius for AA6111-T4 with a flange length of 20 mm
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Wave number versus nominal flange length for AA6111-T4 with a PVR of 500 mm
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Critical flange length under various plan view radii (PVR) for AA6111-T4 and AKDQ steel
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Critical flange length versus sheet thickness for AA6111-T4 and AKDQ steel
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Critical flange length versus power exponent n

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