Mold design change means that when the product shape or size changes, the mold should be modified accordingly.

Mold is a variety of molds and tools used in industrial production for injection molding, blow molding, extrusion, die-casting or forging molding, smelting, stamping and other methods to obtain the required products. In short, a mold is a tool used to make molded articles. This tool is composed of various parts, and different molds are composed of different parts. It is mainly through the change of the physical state of the formed material to achieve the processing of the object shape.

Mould classification

Hardware mold, plastic mold, and its special mold.

Hardware mold includes: stamping die (such as punching die, bending die, drawing die, turning die, shrinkage die, relief die, bulging die, shaping die, etc.), forging die (such as die forging die, upsetting die, etc.), extrusion die, extrusion die, die casting die, forging die, etc;

The non-metallic mould includes plastic mould, inorganic non-metallic mould, sand mould, vacuum mould and paraffin mould.

Plastic mold can be generally divided into: injection molding mold, extrusion molding mold, gas assisted molding mold, etc.