Practical Methods for the Design of Sheet Formed Components

[+] Author and Article Information
Wei Gan, R. H. Wagoner

Department of Materials Science and Engineering, The Ohio State University, 2041 College Road, Columbus, OH 43210-1124

Kunming Mao

ABAQUS Central Inc., 1440 Innovation Place, West Lafayette, IN 47906-1000

Shane Price

Alabama Research and Development, P.O. Box 55, 152 Metal Samples Road, Munford, AL 36268

Firooz Rasouli

Philip Morris USA, RD&E, P.O. Box 26583, Richmond, VA 23261-6583

J. Eng. Mater. Technol 126(4), 360-367 (Nov 09, 2004) (8 pages) doi:10.1115/1.1789955 History: Received May 28, 2003; Revised April 15, 2004; Online November 09, 2004
Copyright © 2004 by ASME
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Schematic illustration of design versus analysis purposes
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Schematic showing the interaction of two design methods, their goals, and related analysis steps
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Configuration of a general contact problem
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Outline of steps in Design Method 1—design for contact pressure
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Outline of steps in the K&B Springforward method 293031
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Outline of steps for Design Method 2, the DA method 32
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Simple flow chart: illustrating automation of DA design approach with commercial program ABAQUS 25
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Contact heater representations: (a) actual part, (b) full FE mesh, (c) single leg mesh, and (d) two-dimensional idealization of single leg.
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Design based on trial-and-error iteration: (a) leg shape, (b) simulated contact with elastic cylinder, and (c) results of contact simulation.
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Comparison of simulated contact pressure distribution for part shapes obtained by intuition and by Design Method 1
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Application of DA and K&B approaches to die design for springback: (a) comparative part shapes, and (b) convergence performance.
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Target part shapes and measured profiles for three optimized blade designs (blade thickness and blade forces as shown)




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