Punch forming die

The utility model discloses a punch forming die which comprises an upper die, the upper die comprises a pressing block with an up-and-down stroke, a first driving rod and a second driving rod, the first driving rod and the second driving rod are arranged on the two sides of the pressing block, driving faces are arranged on the sides, facing each other, of the first driving rod and the second driving rod, and the pressing block is used for driving a target workpiece to elastically deform so as to be oppositely staggered; the lower die comprises a material ejecting block, a first bending die and a second bending die, the first bending die and the second bending die are arranged on the two sides of the material ejecting block in a sliding mode, a containing space for containing a target workpiece is defined by the first bending die, the second bending die and the material ejecting block, and when the first driving rod and the second driving rod move downwards, the driving face abuts against the first bending die