Carton bonding device

The invention belongs to the technical field of carton bonding, and provides a carton bonding device which comprises a rack and a bonding seat mounted on the rack, one side of the bonding seat is fixedly connected with a fixing plate, the other side of the bonding seat is horizontally and slidably connected with a sliding plate, and a driving part used for driving the sliding plate is fixed to a base; a first bonding part is arranged between the fixed plate and the sliding plate, the first bonding part comprises a driving gear and a driven gear meshed with the driving gear, a power piece used for driving the driven gear is fixed to the sliding plate, a cavity and a first adhesive tape roll installed in the cavity are formed in the driving gear, and a first tape outlet is formed in the driving gear; a pushing component used for pushing a carton is installed on the machine frame. The carton sealing device is simple in structure, the carton is bonded with the adhesive tape, the sealing purpose is achieved, manua