According to the complex conformal mapping principle, a systemic modeling was made on the extruding die for special-typed metals and the plastically deforming metals.

• 采用复变共形映射理论,对异型材挤压模及金属塑性变形体进行系统建模,并建立塑变形体的能量方程,根据极值原理,得到异型材挤压模优化设计参