Guiding wheel set structure

The utility model provides a guiding wheel set structure. The guiding wheel set structure is composed of a screw rod, bearings, bearing pedestals, pressing pieces and nuts, wherein the bearing pedestals are respectively in the shape of a boss with a central through hole, the pressing pieces are respectively in the shape of a boss with a central through hole, the number of the nuts, the number of the bearings, the number of the pressing pieces and the number of the bearing pedestals are respectively two, and the nuts, the bearings, the pressing pieces and the bearing pedestals are respectively connected to the two ends of the screw rod sequentially. The guiding wheel set structure is made of nylon materials, the bearing pedestals with the round base bosses make contact with adhesive tap of an annular adhesive tap conveyor, and therefore the contact area between the bearing pedestals and the adhesive tape is increased when the bearing pedestals and the adhesive tap are tightly pressed to be in contact, the cont