A window cleaning robot and an operation method thereof

The invention discloses a window cleaning robot and an operation method thereof, belonging to the technical field of robots. The robot includes a base, wherein the upper surface of the base is provided with a fixing seat, the inside of the fixing seat is provided with a cleaning assembly lifting mechanism. The cleaning assembly lifting mechanism comprises a motor base, a motor, a first sprocket, asecond sprocket, a chain, a support shaft, a support guide bar, a U-shaped support frame and a fixing plate, wherein the fixing plate is connected with the clean assembly through plum blossom bolts,and the cleaning assembly comprises a support plate, a cleaning cotton mounting base, a wet cleaning cotton and a dry cleaning cotton. The invention provides a window cleaning robot and an operation method thereof. The lifting mechanism of that cleaning assembly can drive the clean assembly up or down. As that wet clean cotton and the dry cleaning cotton are respectively clean the residual water stains on the surfaces of t