Laminating machine for ton bag production

The utility model discloses a laminating machine for ton bag production. The laminating machine comprises a base, a mounting plate, a heating mechanism and a flow guide mechanism, an extrusion barrel is arranged at the upper end of the base, a feeding hopper is arranged at the upper end of the outer arc surface of the extrusion barrel, a spiral conveying rod is rotationally connected to the middle of the inner wall of the left side of the extrusion barrel through a sealing bearing, a hollow scraping plate is arranged on the lower side of the right end of the outer arc surface of the extrusion barrel, and the feeding hopper and the hollow scraping plate are both communicated with the interior of the extrusion barrel; the mounting plates are symmetrically located at the front end and the rear end of the extrusion barrel in the left-right direction, a first guide roller and a second guide roller are rotationally connected between the two mounting plates corresponding to the transverse position through rotating s