Winding roller of medicine packaging tape slitting device

The utility model relates to a wind-up roll of a medicine packaging tape slitting device, and belongs to the technical field of accessory equipment of the medicine packaging tape slitting device. The wind-up roller of the medicine packaging tape slitting device comprises a transmission mandrel, a locking nut, a supporting rotating shaft, a spacing ring plate, a control rotating sleeve and a locking block. One end of the transmission mandrel is provided with a reversing sleeve through a bearing; the other end of the transmission mandrel is provided with a support bearing; a transmission gear is mounted on one side of the supporting bearing in a key mounting manner; a locking nut is mounted on the transmission shaft on one side of the transmission gear through threads; a plurality of spacing ring plates are fixedly arranged on the transmission mandrel between the reversing sleeve and the supporting bearing at intervals; and a control rotating sleeve is movably mounted between the spacing ring plates through a b