Paper finishing device

The utility model discloses a paper finishing device, including bottom plate, mounting panel, support cardboard, motor, worm gear transmission mechanism and arrangement round pin, wherein: the bottom plate on be fixed with the support cardboard through the stand, be provided with the mounting panel between bottom plate and the support cardboard, arrangement round pin be four to see through the both ends of the slide opening setting of mounting panel in every worm gear transmission mechanism, the arrangement that the round pin is used for paper width direction can be arrange in order along with the motor drive worm gear transmission reciprocating motion in the slide opening of mounting panel of mechanism to the arrangement round pin, paper finishing device still including the arrangement board, paper width direction's arrangement is responsible for to the arrangement round pin, arranges the arrangement that paper length direction was responsible for to the board in order, the setting of arrangement board is so