The invention relates to a mixing device, in particular to a high-efficiency feed mixing device for animal husbandry. The invention aims to solve the problem of providing the high-efficiency feed mixing device for the animal husbandry, which is simple in framework, high in mixing speed and uniform to mix. In order to solve the problem, the high-efficiency feed mixing device for the animal husbandry provided by the invention comprises a bottom plate, supporting rods, a left frame, a first bearing seat, a screw, a collecting box, a pushing barrel, a rotating shaft, a right frame, a small belt pulley, a flat belt, a large belt pulley, a first motor and the like, wherein the left frame, the supporting rods, the collecting box and the right frame are arranged at the top of the bottom plate from left to right, the pushing barrel is arranged at the upper ends of the supporting rods, and an outlet of the pushing barrel is located above the collecting box. The high-efficiency feed mixing device disclosed by the invention achieves the effects of being simple in framework, high in mixing speed and uniform to mix, operators can rapidly and efficiently mix feeds by operating the device, time can be saved, and the working efficiency can also be improved.