Lifting device for ring rails and for rails for balloon-contracting rings and/or thread-guide rails of a ring-spinning or twisting machine

摘要

The invention relates to a lifting device for ring rails 3 and for rails 4 for balloon-contracting rings 5 and/or thread-guide rails 6 of a ring-spinning or twisting machine, with a switching unit, with a wind-up drum actuable by the switching unit and with pull members connected to the respective rails and to the wind-up drum. The pull members 14, 15 and 16 of each rail type 3, 4 and 6 are fastened on a separate wind-up drum 11, 12, 13, each wind-up drum being drivable by a respective separate drive motor 20, 21, 22 acting as a switching unit 8, 9, 10. Each of the drive motors is connected to a separate control device 17. IMAGE