摘要:
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在材料力学性能测试和成形极限分析的基础上 ,采用网格应变分析技术研究行李厢外板零件冲压过程危险区域的变形方式 ,结合不同区域的应力特征指出材料和模具两方面的改进方向
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In this paper, the metal flow and stress state of the dangerous regions in trunk lid outer panel are studied by grid strain analysis technique on the basis of material mechanical test and forming limit analysis. Then the improvements of material and die are given.
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作者简介:
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参考文献:
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1 谭善琨等薄板冲压件成形类别与性能对应关系的研究第六届中日薄板成形技术交流会论文集,1991
2 RaghavanKS RecentprogressinthedevelopmentofforminglimitcurvesforautomotivesheetsteelsSAEPaper,920437.
3 CarlJ RiscbComputergeneratedforminglimitdiagrams.MetalForming,1991
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