Electroplating pretreatment device for vehicle door handle

The utility model discloses a vehicle door handle electroplating pretreatment device which comprises a supporting seat, a transmission assembly, a driving assembly and a driving assembly. A supporting column is arranged on the upper end face of the supporting seat, an ultrasonic cleaning instrument body is arranged in the left end of the supporting seat, a servo motor is installed on the right end face of a top plate, and an installation box is installed on the lower end face of the transmission assembly. And the first adjusting rod is installed at the output end of the electric push rod, second fixing plates are installed at the front end and the rear end of the right side of the upper end in the mounting box correspondingly, a second adjusting rod is installed on the front end face of a first adjusting disc, a first connecting shaft is installed behind the second fixing plates, and a second connecting shaft is installed on the lower end face of the mounting box. The electroplating pretreatment device for th