Plate packaging device

The utility model discloses a plate packaging device which comprises a plate body, the plate body is placed in the middle of the top end of a paper box body, the bottom end of the paper box body is placed in the middle of the top end of a box folding device, and sleeve blocks at the bottom ends of the two sides of the box folding device are connected to the outer wall of a ball screw in a threaded mode. The top ends of the rear sides of the ball screws are installed in the middle of the front end of the box folding servo motor, a paper box positioning device is installed on the rear side of the box folding device, and sleeve blocks on the two sides of the bottom end of the paper box positioning device are connected to the outer wall of the other ball screw in a threaded mode. According to the automatic packaging device, the working mode that a traditional device needs to be manually matched for packaging can be effectively solved, the problems that a traditional packaging device is high in cost and high in re