The die is a tool that separates or deforms the sheet material. It consists of an upper die and a lower die. According to the die structure, the process can be divided into three types: simple stamping,metal stamping company， continuous stamping and compound stamping.
(1) Simple stamping is a stamping process that only completes one process in one stroke of the punch. It is a simple die for blanking or punching.
(2) Continuous stamping is the process of completing several stamping processes on different parts of the mold at the same time in one stroke of the punching machine, and the feeding distance of each time is controlled by the stopper pin.
