Surface treatment device for high-precision aluminum alloy shell

The utility model provides a surface treatment device for a high-precision aluminum alloy shell, and relates to the field of aluminum alloy shell machining. The surface treatment device for the high-precision aluminum alloy shell comprises a soaking box and a motor output shaft, the front side and the rear side of the soaking box are each fixedly connected with a plurality of elastic sleeves, the two sides of the soaking box are each fixedly connected with a plurality of auxiliary elastic sleeves, and the outer side of the soaking box is fixedly sleeved with a flow guide pipe. Through cooperation of an electric push rod, a pressing plate, a vertical box, a flow guide pipe, a plurality of auxiliary elastic sleeves, a plurality of elastic sleeves and other parts, liquid medicine is conveyed to all parts in the soaking box, it is avoided that workers take the liquid medicine to the top of the soaking box for dumping, the labor amount of the workers is reduced, it is guaranteed that the liquid medicine is rapidly