The invention discloses a PVC carpet punching die. The PVC carpet punching die includes an upper die seat, positioning holes, a punching device and a convex mold core, wherein the positioning holes are formed in the upper die seat, a positioning groove hole is formed on the front portion of the positioning holes, and a concave mold core is arranged on the side face of the positioning groove hole.The concave mold core, far away from the positioning groove hole, is provided with the punching device. The punching device includes connecting bolt holes, a cutter upper support protective cover, a supporting spring, a telescopic rod, a heating ring cutter and an upper supporting rod. The PVC carpet punching die has the beneficial effects that a PVC carpet can be positioned, the position consistency of holes is guaranteed, and a cutter head is heated and punched, so that the PVC carpet can be quickly punched, incisions have no barbs, the attractiveness of the appearance of the PVC carpet is improved; and after punching, waste can be extruded out of the cutter head through the springs, the continuous work of the cutter head is ensured, and the punching efficiency of the PVC carpet is improved.