Secondary printing positioning device with precise positioning structure

The utility model discloses a secondary printing and positioning device with an accurate positioning structure, which sequentially performs printing processing through a primary printing piece and a secondary printing piece, and the secondary printing piece is correspondingly arranged at the lower end of the primary printing piece. Printing layers are fixedly arranged on the outer side surfaces of the primary printing piece and the secondary printing piece; comprising printing paper which is arranged outside a primary printing piece and a secondary printing piece in an attached mode, and the printing paper is subjected to pattern contour amplification printing through the primary printing piece; and the bearing and sleeving platform is correspondingly installed at the lower end of the primary printing piece and the lower end of the secondary printing piece, and a supporting frame is fixedly connected to the right side of the upper surface of the bearing and sleeving platform. According to the secondary printi