Sliding mechanism for lower cotton suction cleaning device of spinning frame

The utility model relates to a sliding mechanism for a lower cotton suction cleaning device of a spinning frame, which comprises a sliding seat and a limit rod, the sliding seat is provided with an integrated end plate and symmetrical sliding groove seats on two sides, and the sliding groove seats are provided with first sliding grooves for spinning of ring spinning and second sliding grooves for spinning of compact spinning. The width of the first sliding groove is the same as that of the second sliding groove, a first spinning limiting groove and a first maintenance limiting groove are formed in the inner end and the outer end of the first sliding groove respectively, and a first disassembling groove penetrating through the sliding groove base is communicated with the first sliding groove. A second spinning limiting groove and a second maintaining limiting groove are formed in the inner end and the outer end of the second sliding groove respectively, a second disassembling groove penetrating through the sli