Multi-cable high-speed rotation feedback power supply device and use method thereof

The invention relates to the technical field of auxiliary cable rotation feedback electricity supply, and discloses a multi-cable high-speed rotation feedback electricity supply device which comprises a device base, a force bearing shaft is arranged on the device base, the force bearing shaft is sequentially provided with a supporting disc, a middle flange and a cylindrical roller bearing from bottom to top, and the cylindrical roller bearing is fixedly connected with a coupler lower support and a coupler upper support. The coupler lower support is fixedly connected with a synchronous rotating speed cable fixing disc, the middle flange is provided with a speed reduction disc supporting frame, the outer edge of the speed reduction disc supporting frame is fixedly connected with a middle cable speed reduction disc, the force bearing shaft is sleeved with a force transmission hollow shaft, and the force transmission hollow shaft is connected with the speed reduction disc supporting frame through a planetary gear