Stamping riveting die

The utility model belongs to the technical field of dies, and particularly relates to a stamping riveting die which comprises an upper die base, a fixing mechanism is hinged to the upper die base, a riveting punch is sleeved on the fixing mechanism, the fixing mechanism can enable the top end of the riveting punch to be tightly attached to the bottom of the upper die base, the fixing mechanism comprises an arm rod, and the arm rod is hinged to the upper die base. The arm rod is rotationally connected with a first supporting rod through a first pin shaft, a limiting rod is welded to the outer wall of the arm rod, a limiting column is arranged below the limiting rod, the inner wall of the limiting column is slidably connected with a second pin shaft, the second pin shaft is sleeved with a spring, and the right end of the spring is connected with the second pin shaft in a welded mode. The riveting device has the beneficial effects that the fixing tightness of the riveting punch can be ensured by arranging the fi