Self-propelled weeding device for millet field

The self-propelled weeding device comprises a machine body and a left stand column, driving wheels are arranged on the lower surface of the machine body, a water supply tank is fixedly installed on the upper surface of the machine body, a connecting plate is fixedly installed on the right side of the machine body and is inclined, and meanwhile a water supply pipe is arranged on the side face of the water supply tank; the left stand column is fixedly installed on the upper surface of the connecting plate, and a right stand column is fixedly installed on the upper surface of the connecting plate. The rotating shaft is fixedly mounted on the surface of the driving wheel on the right side, and a conveying belt is arranged on the surface of the rotating shaft; and the cutting blade is arranged on the surface of the vertical plate. When the self-propelled weeding device for the foxtail millet field works, the driving wheel and the cutting blade are started to complete the self-propelled and cutting functions, when