The key step in flashless forging is to optimize the design of preformdie shape.
锻造过程实现净形和近净形制造最关键的一点是对预锻模进行优化设计。
2
The optimization procedure of preformdie shape is given. The sensitivity of nodal velocity and temperature with respect to design variable is developed.
给出了模具形状优化设计步骤，推导了速度灵敏度方程和温度灵敏度方程。
3
This method can realize net shape forging by optimizing preformdie shape. Flashless final forging with complete die fill and without folding-over defect can be obtained.