Surface treatment apparatus for doubling processing

The utility model discloses a surface treatment apparatus for doubling processing and the surface treatment apparatus comprises a liquid reserve box, a liquid bath, liquid transport tubes, a solenoid valve and a computer controller, wherein the liquid reserve box is used for filling surface treatment agents, the liquid bath is arranged below the liquid reserve box and inside provided with hygroscopic fiber products and used for doubling passing through hygroscopic fiber products in a friction manner, liquid transport tubes are used for connecting the liquid reserve box and the liquid bath, the solenoid valve is mounted on liquid transport tubes and the computer controller is connected with the solenoid valve. The surface treatment apparatus in the utility model can set programs by itself based on requirements and utilize computer controller to automatically control on and off of the solenoid valve. Furthermore, automatic release of surface treatment agents is controlled and surface treatment work before doubl