The invention discloses a beef cattle cleaning device. The beef cattle cleaning device comprises a bottom plate, a frame body and a vertical pipe. The upper portion of the bottom plate is connected with the frame body, a vertical column of the frame body is connected with a front door through hinges, the right end of the front door is connected with the frame body through a buckle, a cylinder is fixed to an upper baffle of the frame body, an output shaft of the cylinder is connected with a slider, the slider is in sliding connection with the upper baffle of the frame body, the vertical pipe is arranged in the center of the slider, the bottom of the vertical pipe penetrates through a sliding groove in the center of the upper baffle, and oblique cleaning brushes are connected with vertical brushes through pins II. In the cooperation of the cylinder, the slider, the vertical pipe, a fixing block and spraying holes, water can act on a cattle back, the cattle back is brushed and washed through the oblique cleaning brushes and the vertical brushes, the oblique cleaning brushes and the vertical brushes are sufficiently attached to the cattle back under the action of a tension spring, the cleaning effect is good, the labor intensity of workers is reduced, and the safety of the workers is ensured.