深微孔复合挤压成形新工艺  

New process of combined extrusion to form products with deeper and smaller hole

作　　者：张彦敏[1] 孙爱学[1] 

机构地区：[1]洛阳工学院材料系,471039

出　　处：《锻压技术》2002年第4期7-10,共4页Forging & Stamping Technology

摘　　要：对两种材料复合在一起进行挤压 ,挤压完成后除去填料从而形成深微孔的复合挤压新工艺进行室温物理模拟 ;采用上限元法对变形流动规律进行了定量分析 ;并在不锈钢高温挤压生产条件下进行验证 。This paper studies the forming of deeper and smaller hole by combined extrusion way in room temperature.,and simulates the deformation process by means of the upper bound element method.Then the results are testified by high temperature combined extrusion for stainless steel.

关 键 词：复合挤压 深微孔 数值模拟 上限元 

分 类 号：TG376[金属学及工艺—金属压力加工] TB115[理学—数学]