The structure, process of work, essential of design and making of one kind of precision cuttingdie for two-piece on punch press were introduced. Then a practical die structure was given.
介绍了用在冲床上的一种双件精密剪切模的结构、工作过程和设计制造要点，并给出了实用的模具结构。
2
The hydraulic press for cuttingdie has been added.
增设剪口模用液压机；
3
The research result indicates that dynamic characteristic of elbow-bar framework less influences the die-cutting precision, but the moving press brought by it has more influence.