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Stamping die is usually composed of 2 parts:
One kind is craft parts, the parts directly involved in the process to complete and have the direct contact and billet, including work parts, positioning parts, discharge and pressure parts, etc.;
One is structure parts, the parts is not directly involved in the complete process, also have a direct contact with blank, only to ensure that effect to the mould to complete the process, or to improve the mold function, including guiding parts, fastening parts, standard parts and other spare parts, etc., it should be noted that not all dies must have the above six parts, especially the single process model, but the working parts and necessary fixed parts is indispensable