Usually the mold is composed of two types of parts:
One type is process parts, which directly participate in the completion of the process and have direct contact with the blank, including working parts, positioning parts, unloading and pressing parts, etc.;
One type is structural parts. This type of parts does not directly participate in the completion of the process, nor does it have direct contact with the blank. It only guarantees the completion of the process of the mold, or improves the function of the mold, including guiding parts and fastening parts. , Standard parts and other parts, etc., as shown in Table 1.1.3. It should be pointed out that not all dies must have the above six parts, especially single-process dies, but working parts and necessary fixed parts are indispensable.
