0
TECHNICAL PAPERS

Optimization Design of Drawbead in Drawing Tools of Autobody Cover Panel

[+] Author and Article Information
Gang Liu, Zhongqin Lin, Youxia Bao

School of Mechanical Engineering, Shanghai Jiaotong University, P.R. China

J. Eng. Mater. Technol 124(2), 278-285 (Mar 26, 2002) (8 pages) doi:10.1115/1.1448523 History: Received March 19, 2001; Revised November 15, 2001; Online March 26, 2002
Copyright © 2002 by ASME
Your Session has timed out. Please sign back in to continue.

References

Nine, H. D., 1978, “Drawbead force in sheet metal forming,” Mechanics of Sheet Metal Forming, Koistinen, D. P., Wang, N. M. eds., Plenum Press, New York, pp. 179–211.
Wang,  N. M., and Shah,  V. C., 1991, “Drawbead design and performance,” Journal of Material Shaping Technology, 9, pp. 21–26.
Stoughton, T. B., 1988, “Model of drawbead forces in sheet metal forming,” Proceedings of 15th Biennial IDDRG Congress, 5, pp. 205–215.
Kluge, S., 1992, “Spannungsuberlagerung durch einsatz von zichstaben beim umformen unregelmabiger blehteile,” Blech rohre profile, 39 , pp. 117–123.
Weidemann, C., 1978, “The blankholder action of drawbeads,” Proceedings of 10th Biennial IDDRG Congress, pp. 79–85.
Triantafyllidis,  N., Maker,  B., and Samanta,  S. K., 1986, “An analysis of drawbeads in sheet metal forming: part I—problem formulation,” ASME J. Eng. Mater. Technol., 108, pp. 321–327.
Maker,  B., Samanta,  S. K., Grab,  G., and Triantafyllidis,  N., 1987, “An analysis of drawbeads in sheet metal forming: part II—problem formulation,” ASME J. Eng. Mater. Technol., 109, pp. 164–170.
Tufekci,  S. S., Wang,  C. T, and Kinzel,  G. L., 1994, “Estimation and control of drawbead forces in sheet metal forming,” SAE Trans., 5, pp. 738–747.
John,  A. S., 1994, “Geometric factors affection results from the drawbead simulation (DBS) test,” Journal of the Society of Tribologists and Lubrication Engineers, 50, No. 3, pp. 255–260.
Cao,  J., and Boyce,  M. C., 1993, “Draw bead penetration as a control element of material flow,” SAE Trans., 5, pp. 694–702.
Bao Youxia, 2000, “Study on the optimization design mehod of drawbead in forming process of autobody panel” doctoral thesis, Shanghai: Shanghai Jiaotong University.
Ohata, T., and Nakamachi, E., 1999, “Improvement of optimum process design system by numerical simulation— discretized optimization method,” Proceedings of NUMISHEET’99, Besancon, France, Vol. 9, pp. 299–304.
Ekstrand,  Gunnar, and Asnafi,  Nader, 1998, “On testing of the stiffness and the dent resistance of autobody panels,” Mater. Des., 19, pp. 145–156.

Figures

Grahic Jump Location
Improved simplex optimization algorithm
Grahic Jump Location
Comparison between calculation results of Weidemann model, the new model and Nine’s experimental results
Grahic Jump Location
Comparison between calculation results of Weidemann model, the new model and Laukonis’s experimental results
Grahic Jump Location
Optimization design concept of drawbead resistance force distribution
Grahic Jump Location
Design concept of drawbead geometrical parameters
Grahic Jump Location
Drawing part for the joined panel
Grahic Jump Location
FEM model for the joined panel
Grahic Jump Location
Mesh of the joined panel after simulation
Grahic Jump Location
Forming limited diagram
Grahic Jump Location
Position of crucial elements
Grahic Jump Location
Plot of thickness distribution
Grahic Jump Location
Die include equivalent drawbead. (a) Results of grid method; (b) History of the improved simplex and convergent point.
Grahic Jump Location
Distribution of drawbead constrained force
Grahic Jump Location
Forming limited diagram of joined panel after optimization
Grahic Jump Location
Formability of joined panel
Grahic Jump Location
Deformed mesh after drawing simulation
Grahic Jump Location
Position of measuring thickness. (a) Thickness along section A-A; (b) Thickness along section B-B.
Grahic Jump Location
Comparison of thickness between simulation and actual forming part

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In