Pre-pressing positioning mechanism and cutting machine for paper angle bead production

The utility model relates to the technical field of paper angle beads, in particular to a pre-pressing positioning mechanism which comprises a cutting machine body, a top plate is arranged at the upper end of the cutting machine body, a pressing plate is arranged at the bottom of the top plate, and a cutter is arranged at the bottom of the pressing plate. The pre-pressing plate is located at the bottom of the pressing plate, a movable rod is arranged at the upper end of the pre-pressing plate, a spring is arranged on the outer side of the movable rod, a movable groove is formed in the pre-pressing plate, a positioning rod is arranged in the movable groove, a push rod is arranged on the outer side of the positioning rod, and a rotating block is arranged on the outer side of the push rod; the pre-pressing positioning mechanism comprises a pre-pressing plate and a base plate, the base plate is located at the bottom of the pre-pressing plate, a cutting groove is formed in the middle of the base plate, a positioni