Universal base for cold knife weakening mould

The utility model discloses a universal base for an automobile part cold knife weakening mould, which comprises an upper bottom plate and a lower bottom plate, a frame is arranged between the upper bottom plate and the lower bottom plate, a plurality of maintenance holes are arranged on the periphery of the frame, maintenance hole blanking caps are arranged on the maintenance holes, a mould Y-direction baffle strip is arranged at the top of the upper bottom plate, and a mould X-direction baffle block is arranged on the side edge of the frame. A mold positioning insert is arranged on one side of the mold Y-direction blocking strip, a base positioning insert is arranged on the lower bottom plate, and a base wear-resisting plate and a base height limiting block are arranged at the bottom of the lower bottom plate. When the cold knife weakening mould is used, the cold knife weakening mould body and the universal base are positioned through the positioning pins and fastened through the bolts. When the mould is use