Mold insert for punching aluminum component die

The utility model relates to the technical field of dies and belongs to a manual clamping tool, in particular to a mold insert for punching an aluminum component die. The appearance of the mold insert is in a square structure. The mold insert is characterized in that a sloped bulge is arranged on the right end face of the mold insert. Compared with the prior art, the mold insert has novel and simple structure and is convenient to use, the phenomenon of cracking of a product in the stretching process is stopped, the product does not have fracture, and the appearance of the product passes the QC (quality control) detection; the cracking of the product is improved, the output of the die can be simultaneously increased and is improved to 120 times per minute, and the benefit is improved in unit time for a company; when the output is improved, a material hindering belt is adjusted to design into to a movable type material hindering belt for matching, and the material belt which cannot be quickly replaced originall