The invention discloses a high-efficiency culture feed mixing tank with easy material discharging effect. The high-efficiency culture feed mixing tank comprises a processing bucket body, a support vertical frame, a counterweight block, arc-shaped material mixing fan blades, a cover plate, a rotary pipe, stirring blades, material lifting blades, a liquid outlet hole, a pressurizing bucket and a support threaded rod, wherein rotary bearing sleeves are arranged at both sides of the processing bucket body; the support vertical frame and a rotary shaft are arranged at the periphery of the processing bucket body; a stable threaded rod, the counterweight block, a placing gasket plate, a stirring shaft, a first motor and the arc-shaped material mixing blades are arranged at the lower end of the processing bucket body; the cover plate is arranged at the upper end of the processing bucket body, and the rotary pipe, the stirring blades, the material lifting blades, the liquid outlet hole, the support plate, the pressurizing bucket and a second motor are arranged at the upper end of the processing bucket body; a piston push plate, a liquid inlet hopper and a connecting pipe are arranged on the pressurizing bucket; the support threaded rod and a third motor are arranged on the support vertical frame. The high-efficiency culture feed mixing tank has the advantages that the mixed stirring of solid-solid and solid-liquid is guaranteed, the mixing is uniform and efficient, the material can be rotationally discharged, the efficiency is high, the cleaning effect is realized, and the cleaning is easy.