Efficient carton pasting machine

The invention relates to an efficient carton pasting machine which comprises a rack, a transmission device, an indentation device, a gluing device, a folding device and an alignment device, the transmission device is arranged on the rack, the gluing device comprises a gluing assembly, and the gluing assembly comprises a sensor, an air cylinder, a rolling wheel, a glue box and a glue adding assembly used for adding glue into the glue box; the air cylinder is slidably connected to the rack in the direction perpendicular to the movement direction of the paperboard, the axial direction of the rolling wheel is parallel to the sliding direction of the air cylinder, the rolling wheel is rotatably connected to a piston rod of the air cylinder, the glue box is arranged on the piston rod of the air cylinder, and the side wall of the rolling wheel abuts against the inner side wall of the glue box; and the sensor is arranged on the rack. The paper box pasting machine has the effects of being suitable for paper boxes of d