Automatic reel seal cutting device for packaging machine

The utility model discloses an automatic reel seal cutting device for a packaging machine, which is characterized in that a seal conveying belt, a photoelectric switch, a seal cutter motor, a cutter, a cutting roller, a seal air suction fork and a seal conveying belt motor form a device framework, the cutter is arranged at the front end of the packaging machine, the seal conveying belt motor drives the seal conveying belt to operate, and the seal cutter motor drives the cutting roller to rotate. The seal paper is conveyed in the direction of the cutter, the optoelectronic switch is installed above the seal conveying belt and used for detecting a positioning cutting point on the seal paper, the seal cutter motor drives the cutter to conduct fixed-length cutting on the seal paper according to signals of the optoelectronic switch, the cutting roller is located below the cutter, and the seal air suction fork is located below the cutting roller. And the guide device and the guide device are matched to achieve the