Film roll supporting assembly in film laminating machine

The utility model discloses a film roll supporting assembly in a film laminating machine, which comprises two supporting plates arranged on the film laminating machine, two mounting tables distributed up and down are arranged on the left side surface of the supporting plate on the left side, a supporting shaft is jointly and rotatably connected in the two mounting tables, and a transverse plate is fixedly arranged at the upper end of the supporting shaft. An air expansion shaft is mounted on the transverse plate; a mounting plate is arranged on the supporting plate located on the right side, a containing groove allowing the air expansion shaft to enter is formed in the front side face of the mounting plate, sleeves are rotationally connected to the outer portion of the air expansion shaft and can be attached to the upper side face and the lower side face of the containing groove, and a worker can control the left-right position of the air expansion shaft by rotating a first rotating handle; the angle of the a