Introduced design method and points of separation combined extruding die with ladder-shape punch in extruding die, stated extruding die design process and thought using practical example.

• 介绍了挤压型材模具中,具有阶梯式凸模的分流组合模设计的方法和设计要点,用实例阐述了该类型模具的设计过程和设计思路。