Automatic pesticide spraying device

The utility model belongs to the technical field of agriculture, and particularly relates to an automatic pesticide spraying device which comprises a frame, one end of the frame is fixedly connected with a connecting block, one end of the connecting block is fixedly connected with a protective plate, a PLC control chip is embedded in the upper surface of the frame, lifting mechanisms are arranged on the two sides of the PLC control chip respectively, a camera mechanism is arranged on one side of each lifting mechanism, and the camera mechanism is arranged on the other side of the PLC control chip. And the other side of the lifting mechanism is fixedly connected with a pesticide storage box. The driving motor drives the second rotating shaft and drives the driving wheel to rotate, so that the frame advances, and in the advancing process of the frame, the steering motor drives the second rotating shaft and drives the steering frame to rotate in the steering groove, so that the steering wheel moves to a proper p