Mineral separation flotation machine

The utility model relates to a mineral separation flotation machine which comprises a feed box, a spindle component, a motor device, a belt cover, a bridge, a water spray device, a circular tank, a bubble pressure cone bucket, a middle box/tailing box, an impeller, a stator, a stator support and a bubble tank. The middle box/tailing box comprises a box body, a hoisting lead screw, a hoister, a base, a corrugated pipe and a pulp inlet pipe seat, a pulp outlet is formed in the box body, the pulp inlet pipe seat is mounted at the bottom of the box body, a pulp inlet is formed in the pulp inlet pipe seat, the pulp inlet pipe seat is connected with the corrugated pipe, a gate plate is mounted on the corrugated pipe, the base is arranged at the upper end of the box body, the hoister is fixed on the base, and the hoisting lead screw is connected on the hoister. The middle box of the mineral separation flotation machine can adjust the height of liquid level as needed, pulp cannot leak, flotation efficiency is effecti