Rotary driving mechanism

The utility model discloses a rotation driving mechanism which comprises a connecting plate, and the connecting plate comprises a middle disc-shaped structure and side disc-shaped structures arranged on the two sides of the middle disc-shaped structure in an intersecting mode. The middle disc-shaped structure is provided with a plurality of circles of bolt holes, one circle of bolt holes are used for being connected with a slewing bearing, and the pair of side disc-shaped structures are each provided with at least one circle of bolt holes used for being connected with a motor; the slewing bearing is of an external tooth type and comprises a fixed disc connected with the middle disc-shaped structure, and the periphery of the fixed disc is rotationally connected with a rotating disc; the output ends of the motors are connected with driving gears correspondingly, and the driving gears are connected with the outer teeth of the rotating disc in a meshed mode. The slewing bearing is connected with the motors throug