a. Blanking die A separate mold is created along a closed or open contour. Such as blanking die, punching die, cutting die, slit die, trimming die, cutting die and so on.
b. Bending mold A mold for bending a sheet blank or other blank along a straight line (curved line) to obtain a workpiece of a certain angle and shape.
c. Drawing die is a mold in which the blank of the sheet is made into an open hollow member, or the hollow member is further changed in shape and size.
d. Forming die The blank or semi-finished workpiece is directly copied and formed according to the shape of the convex and concave molds, and the material itself only produces a mold with local plastic deformation. Such as bulging die, shrinking die, flaring die, undulating forming die, flanging die, shaping die and the like.
e. Riveting die is to use external force to connect or join the participating parts in a certain order and manner to form a whole