Progressive die, refers to the cold-punching die that press machine has finished multiple punching procedures by using banding punching raw materials in one punching process, materials belt distance will move at once after the die finishing punching every time until products being completed.
During punching procedures of progressive die, materials belts always move in one direction; progressive dies mean that dies will motion in one or more than two directions after interior materials belts being cutted; that materials belts feeding is finished in die inside is called automatic progressive die; punching dies with different technology are used by manipulators or other automatic facilities in one punching production chain, finishing workpiece punching manufacturing rated dies used by dies or parts movement is called multiple station die.