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摘要：
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采用ＦＥＭ 方法对平面分流模的挤压变形过程进行了二维模拟， 给出了挤压过程中铝合金的应力、应变、温度以及流动速度等的分布和变化， 对实际模具的设计将起着重要的参考作用。
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Two dimensional simulation of hollow die extrusion with FEM is successfully done.The effective stress,strain and temperature are given during the extrusion processing.This results have very important reference value to the die design.
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基金项目：
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作者简介：
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参考文献：
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1 W T Wu,G JLi,JP TangFinite Elem entAnalysis ofThree- Dim ensional Metalflow in Cold and HotForm ing Processes. Annalsof the CIRP, 1994, 43 (1)
2 Rudolf Akeret. Extrusion Welds- Quality Aspects are Now Center Stage.Proceedings ofthe Fifth InternationalAlum inium Extrusion Technology Sem inar,Alum inium Association,1992:319～336
3 T W elo,A Sm abrekke & H Valberg.Tw o- dim ensionalsim ulationofporthole extrusion, ALUMINIUM , 1995 (1): 90
4 刘静安, 赵云路铝材生产关键技术, 重庆: 重庆大学出版社,1997
5 刘静安轻合金挤压工具与模具北京: 冶金工业出版社, 1990
6 刘静安塑性变形的理论和实践北京: 冶金工业出版社, 1991
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