Punching die suitable for PC sheet

The utility model provides a punching die suitable for PC (polycarbonate) sheets, which comprises an upper die holder, a lower die holder, a lower die holder and a punching die, and is characterized in that the upper die holder is driven by a corresponding driving device to ascend and descend; the lower die base is arranged below the upper die base, and a plurality of blanking holes are formed in the top of the lower die base in a downward penetrating mode; the lower die set is detachably arranged at the top of the lower die base, a plurality of punching holes corresponding to the blanking holes are formed in the top of the lower die set in a downward penetrating mode, and corresponding PC sheets are arranged at the top of the lower die set; the upper die set comprises an upper die core arranged below the upper die base in an up-down telescopic mode and a plurality of first punches arranged at the bottom of the upper die base, a plurality of guide holes corresponding to the punching holes are formed in the up