Based on the Finite Element Theory of Rigid Plastic, relevant problems during plastic simulation on sheet metal forming were technologically studied and simplified; a simplified model of the blank holder during the drawing process was established and the effects of related parameters on the forming processes were also studied. At the same time, a finite-element numerical simulation program SPID was developed. The distribution of strain and relationship of stress-stroke simulated were compared with experimented, the results are well coincided with each other. It is verified that the analytical program is reliable.
参考文献
[1] | D L Zhou;PhD Dissertation .[D].The Ohio State University (USA),1993. |
[2] | Z B Jiang;Master Thesis .Taiyuan Heavy Machinery Institute[D].Taiyuan),1996. |
[3] | J D Chen;J.D. Xing.Basis of Material Forming Technology[M].Publishing Company of Mechanical Engineering,Beijing,1999:77. |
[4] | J Zhu;PhD Dissertation .[D].Shanghai Jiaotong University (Shanghai),1994. |
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