The utility model discloses a stereotype bars stamping die, stamping forming's stereotype bars include rectangle grid plane and locate the grid plane limit of bending at edge all around, bend limit and grid plane junction form and bend, stamping die include mould and lower mould, be equipped with one on lower mould and the last mould complex terminal surface at least and support the planar supporting shoe of grid and ring and establish the round recess at the supporting shoe edge, it is corresponding that the dorsal part shape is bent to recess shape and grid, the supporting shoe was kept away from to the recess lateral wall upwards extends and no longer than the lower mould up end, the supporting shoe up end is no longer than the lower mould up end, last mould correspond lower mould supporting shoe position and be equipped with rectangle indent structure and round chimb, the chimb position correspond with the groove phase, chimb shape and stereotype bars bending structures are corresponding, last mould and lower mould cooperation back form the shaping clearance the same with stereotype bars shape, through the utility model discloses the punching press precision that can improve the grid ram efficiency and improve the product.