A camera cleaning device is used for cleaning a camera to guarantee normal monitoring of electric equipment. The camera cleaning device comprises a support, a cleaning brush, a dust cover and a rotating disc. The support is arranged on the outer wall of the camera, a round hole is formed in the front end of the support, a bearing is fixed inside the round hole, the rotating disc is fixedly installed inside the inner ring of the bearing, and a driving mechanism for driving the rotating disc to rotate is arranged inside the round hole. A parallelogram connecting rod mechanism is arranged on the rotating disc, and a transmission mechanism for driving a crank to move circumferentially is arranged between the crank of the parallelogram connecting rod mechanism and a motor. The cleaning brush is fixed to the free end of a connecting rod of the parallelogram connecting rod mechanism, the dust cover is installed on the outer wall of the support in a sliding mode, and an electric telescopic rod is arranged between the dust cover and the support. The device can clean the camera automatically according to needs, the cleaning effect is good, and cleaning efficiency is high.