链轮冲孔落料模制造工艺改进

On Improving the Manufacturing Process of Pierce-and-blankDie for Chain-wheel

分析了链轮冲孔落料模制造工艺存在的技术缺点,论述了完善此项技术的理论依据和改进工艺的实践过程以及取得的显著成效。

This paper detects that the technical defects existing in the pierce-and-blank die for chain-wheel and the theoretical foundation for improving the technology is displayed and the practical process for improving manufacturing of the die and the result of the improvement are stated.