Truck exhaust pipe stamping die

The utility model provides a truck exhaust pipe stamping die. The truck exhaust pipe stamping die comprises an upper die assembly and a lower die assembly installed under the upper die assembly. The upper mold assembly comprises an upper mold base, an upper top plate and an upper mold core which are sequentially connected from top to bottom, and positioning blocks are arranged below the upper top plate and located on the two sides of the upper mold. The lower die assembly comprises a lower die base, a lower base plate and a lower die cavity which are sequentially connected from bottom to top, cavity reinforcing blocks are arranged on the two sides of the lower die cavity above the lower base plate, and reinforcing block reset modules are arranged on the sides, away from the lower die cavity, of the cavity reinforcing blocks. Compared with a conventional stamping die, the die cavity reinforcing block is arranged on the outer side of the lower die cavity, so that the inner contour and the outer contour of the s