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Precision Forming Technology for Super Length-Diameter Ratio Thick Wall Steel Pipe
Author(s): 
Pages: 25-27
Year: Issue:  9
Journal: DIE & MOULD INDUSTRY

Keyword:  超长径比厚壁钢管精密成形软凸模胀形;
Abstract: 介绍了超长径比厚壁钢管零件成形工艺的特点及模具结构,设计了具有弹性的刚性凸模,使刚性凸模胀形达到软凸模胀形的效果,其3处局部胀形采用分步成形的工艺方法,模具凸模采用带镶件的组合件,可局部更换,使用方便.
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