Automatic cleaning device for agricultural machinery

The utility model relates to the technical field of agricultural machinery cleaning, in particular to an automatic cleaning device for agricultural machinery, which comprises a bottom plate, an upper cover and a lower cover. The electric sliding rails are mounted on the two sides of the surface of the bottom plate; the sliding blocks are connected to the inner sides of the electric sliding rails; the second motor is mounted on the surface of the sliding block; the sweeping brush is connected to the output end of the second motor, and the other end of the sweeping brush is connected with the other sliding block; according to the agricultural machine cleaning device, the defects in the prior art are overcome, the wiping piece is arranged and makes contact with an agricultural machine, and after the first motor is started, the wiping piece is driven by the driving shaft to rotate, so that the agricultural machine is cleaned more effectively; sludge in the cleaning water can be filtered through the second filter