Powder metallurgy forming die of tight pulley rises

The utility model provides a powder metallurgy forming die of tight pulley rises, including suppression part and shaping part, the pressing part divides and sets up on shaping part upper portion, and the shaping part is provided with the plug including bed die, the inside central authorities of bed die cavity, forms between the inside wall of plug and bed die to be molding space, and molding space is divided into two sections, on mold core downwardly extending in the middle part of the molding space connects the pole to the plug, the lateral wall that encircles the mold core is hugged closely and is provided with the bottom punch, and the bottom punch is located the lateral wall one high and one low of mold core both sides, the pressing part divides including the press pressure head, and the bottom of press pressure head is fixed with the external mold and dashes, go up inside that the external mold dashed be provided with in the stamping, go up the external mold dash with last in form between the stamping an