Rotary positioning device for threading machine

The utility model provides a spinning machine rotary positioning device, relates to the technical field of chemical fiber manufacturing, and solves the problems that in the prior art, a spinning machine is easy to move on a spinning machine rotary positioning device, so that a manipulator is inaccurate in grabbing and low in efficiency, and two on-line manipulators are required to respectively grab spinning cakes on the two sides of the spinning machine, so that the working efficiency is high. The equipment cost is high, and the occupied area is large. The spinning machine rotating and positioning device comprises a base, a rotating mechanism, a positioning and clamping mechanism and a rotating disc, the rotating disc is installed above the base, and the positioning and clamping mechanism is arranged on the rotating disc and used for positioning the spinning machine on the rotating disc; the rotating mechanism is installed on the base and connected with the rotating disc, and after a spinning cake on one side