The invention relates to the technical field of visual communication, in particular to a demonstration device for professional teaching of visual communication, which includes a bottom plate, a frame body is arranged on the upper side of the bottom plate, an adjustment mechanism is set between the bottom end of the frame body and the bottom plate, and the inner side of the frame body is fixedly connected. There is a horizontal board, the top of the horizontal board is fixedly connected with a drawing board, the front and rear sides of the drawing board are provided with an automatic paper output mechanism, the top of the left and right ends of the bottom board is provided with a display mechanism, and the bottom of the bottom board is provided with casters. In the present invention, by setting a driving mechanism, the The drawing paper placed on the back side of the drawing board is automatically sent to the front side of the drawing board, and the drawing paper can be fixed through the fixing plates and springs arranged on the front side of the left and right ends of the drawing board, which ensures the smoothness of the drawing process and improves the teaching Efficiency, by setting the adjustment mechanism, the angle and height of the frame can be adjusted, so that students can watch more comprehensively, and by setting the display mechanism, it is convenient to demonstrate the real object.