凸筋类管件的冷压复合成形工艺  

Compound forming technology of tube part with convex rib

作　　者：王同海[1] 刘清津[1] 赵国群[1] 赵新海[1] 

机构地区：[1]山东工业大学

出　　处：《锻压机械》1999年第1期17-18,共2页Metalforming Machinery

摘　　要：针对凸筋类管件的冷压成形，提出了一种缩口—轴压—胀形的复合成形新工艺。分析了复合成形原理及其受力状态，介绍了模具结构及生产应用实例，取得了良好效果。Abstract For a compound forming process of tube part with convex rib in room temperature, this paper gives a new compound forming technology including nosing, axial pressing and bulging; Analyses compound forming principle and stress state as well as introduces the die structure and application in production of this new technology. The practical application shows that the good results are achieved.

关 键 词：管件 缩口 胀形 复合成形 冷压成形 

分 类 号：U173.2[交通运输工程] TG306[金属学及工艺—金属压力加工]