Mounting structure of automobile rearview mirror folding driving device

The utility model discloses an installation structure of an automobile rearview mirror folding driving device, which comprises an upper cover, a lower cover and a transmission mechanism, the transmission mechanism comprises a motor, a primary worm, a primary helical gear and a secondary worm, the primary helical gear is meshed with the primary worm, the primary worm is arranged on an output shaft of the motor, and the secondary worm is arranged on an output shaft of the motor. The first-stage bevel gear is coaxially arranged on the second-stage worm, the second-stage worm is used for driving the output bevel gear to rotate, the upper cover is provided with an upper thrust face making contact with the upper end face of the motor, the lower cover is provided with a lower thrust face, a damping gasket is arranged between the lower thrust face and the lower end face of the motor, and a convex circle at the upper end of the motor is sleeved with a positioning ring. The upper cover is provided with a positioning ho