Boxing machine

The utility model discloses a boxing machine which comprises a support, supporting plates are fixedly installed on the two sides of the bottom end of the inner side of the support respectively, the positions of the two supporting plates correspond to each other, an installation frame is arranged between the two supporting plates and arranged at the bottom end of the inner side of the support in a sitting mode, and a conveying belt is fixedly installed in the installation frame. Grooves are formed in the upper ends of the opposite side wall faces of the two supporting plates correspondingly, and the positions of the two grooves correspond to each other. The paper box conveying device has the beneficial effects that by arranging the electric telescopic rod and the limiting plate, the device can limit the position of a paper box on the conveying belt through mutual matching of the electric telescopic rod and the limiting plate, so that the phenomenon that the paper box topples over in the conveying process of th