Surface cleaning device of light guide plate

The invention relates to the technical field of light guide plate cleaning, in particular to a surface cleaning device of a light guide plate. The surface cleaning device of the light guide plate includes an I-shaped connecting rod. A universal wheel is arranged fixedly at the bottom end of the I-shaped connecting rod. A mounting rack is installed fixedly at the top end of the I-shaped connectingrod. A mounting plate is connected fixedly under the mounting rack. The middle portion of the bottom end of the mounting plate is connected fixedly at the top end of a supporting rod. The lower end ofthe supporting rod is fixedly connected with the middle portion of the I-shaped connecting rod. A shock absorbing seat of an electromotor is fixedly placed on the mounting plate. The electromotor isfixedly arranged at the top end of the shock absorbing seat of the electromotor. A first belt wheel is fixedly mounted at the power output end of the electromotor. The first belt wheel is connected with the second belt wheel in