First, according to the stamping process classification
1. The blanking process is called blanking die, including blanking die, punching die, cutting die, cutting die, trimming die, trimming die and fine stamping die.
2. The bending process is called bending die, including bending die, drawing die, torsion die, crimping die, etc.
3. The drawing process is called drawing die, including unilateral drawing die, double-acting drawing die and thinning drawing die.
4. The forming process is called forming die, including wavy forming die, flanging die, shaping die, bulging die and necking die.
5. Volume stamping process includes stamping die and cold extrusion die.
Second, according to the process combination classification
1. Single-process die: a die that only completes one process in one stroke of the printing press.
2. Continuous die: continuous die is also called progressive die. This is a continuous stamping die. The workpiece part of the die is divided into several equidistance stations, and after the strip is continuously punched along the stations, the stamping of each working procedure is completed, and the qualified parts or semi-finished products can be punched in the last working procedure.
3. Compound die: Compound die is a stamping die that uses one stroke of the press to complete more than two processes at the same position of the die.
Three, according to the mold guide form classification
1. Open mold: mold without guide device.
2. Guide post mold: the upper and lower molds of the mold are guided by guide posts and guide sleeves.
3. Guide plate die: punching die guided by guide plate.
According to the automation degree of stamping die.
It can be divided into manual stamping die, semi-automatic stamping die and automatic stamping die.
Five, according to the production adaptability classification
Stamping dies can be divided into general dies and special dies according to production batches and other factors.
Six, according to the mold material classification
It can be divided into metal mold, rubber mold, plastic mold and powder metallurgy mold.