kerryf 发表于 2012-12-27 16:45:09

椭圆形坯料冲压破裂求解?

http://forum.simwe.com/data/attachment/forum/201212/27/163352fl5zhwaene9eck6v.jpg


http://forum.simwe.com/data/attachment/forum/201212/27/163351p391i14zz3486r16.jpg

椭圆形坯料投入,一步冲压成型,断面为椭圆形的零件,在长轴对应区域附近出现纵向裂纹


求机理方面说明,谢谢!
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