Rotary table bearing rotation driving device

The utility model discloses a rotary table bearing rotation driving device, which belongs to the field of rotary table bearings and comprises a bearing fixing table and an adjusting component, the upper end face of the bearing fixing table is rotatably connected with a bearing driven table, the lower end face of the bearing fixing table is rotatably connected with a bearing transmission table, and the bearing driven table is fixedly connected with the bearing transmission table. A transmission gear ring is fixedly connected to the outer circumferential face of the bearing transmission table, and a lubricating bin is arranged outside the transmission gear ring. According to the rotary table bearing rotation driving device, the lubricating bin is arranged, so that the good lubricating effect can be achieved in the using process of the rotary table bearing rotation driving device, the situation that the using precision of the rotary table bearing rotation driving device is reduced due to mechanical abrasion is e