能源科学技术

• 变薄拉深

  The rule of process is analyzed roundly by simple ironing of bearing cages in this thesis, and the parameter which influences the process is studied.

  研究了变薄拉深各种工艺参数的影响。

• 缩径挤压

机械工程

• 变薄拉深

  In this dissertation, a mechanics module is established for multi-die ironing process, of which, the analysis is also going to be discussed in details.

  本文建立了多模变薄拉深过程的力学模型，对多模变薄拉深过程进行了详细分析。

• 引伸

  The hot forming process of cannonball body semiproduct is mainly composed of four operations: pressing, punching, ironing, and shell nosing.

  炮弹弹体毛坯热精密成形过程主要由压型、冲孔、引伸和收口四道工序组成。

• 挤拉法

• 引缩加工

航空、航天科学技术

• 变薄压延