Ball mill equipment

The utility model discloses ball mill equipment, which relates to the field of discharging of ball mills in an alumina powder production line and comprises a feeding system consisting of an air inlet, a discharging port and a fixed support, one end of the feeding system is connected with a ball mill main body, and the output end of the ball mill main body is connected with a discharging system. The upper end of the discharging system is connected with an air outlet, the lower end of the discharging system is connected with a discharging opening, and the discharging system comprises a screen barrel arranged in a shell of the discharging system. The discharging system and the cleaning system are arranged at the output end of the alumina powder ball mill, so that the discharging system and the cleaning system synchronously run under the action of the air draft power system, the discharging operation is quickly performed, and in the discharging process, the cleaning system can effectively clean the inner wall of