Pre-pressing device for archived data

The utility model relates to the technical field of market management, in particular to an archived data pre-pressing device which is used for carrying out a screwing movable pressing mode with side edge constraint on completed data, so that the labor intensity of workers is reduced, and the practicability is improved. Comprising a base and an outer frame, the outer side of the top end of the base is connected with the bottom end of the outer frame, the pre-pressing mechanism is used for electric driving pressing, and the pre-pressing mechanism comprises a pre-pressing driving motor, a speed reducer, a pressing screw rod, a pressing screw tube, a pre-pressing piece, a restraining rail, a restraining sleeve, a threaded sleeve, a restraining screw rod, a twisting disc, a sliding groove, a restraining plate and a movable block. The middle of the top end of the outer frame is connected with the bottom end of the speed reducer, the inner side of the threaded sleeve is in threaded connection with the outer side of