Soil material stirring device

The invention discloses a soil material stirring device, and relates to the technical field of stirring equipment. Comprising a mixing drum capable of rotating along the axis of the mixing drum; the spiral feeding sheet is spirally mounted on the inner side wall of the stirring barrel in the axial direction of the stirring barrel, and material stopping intervals are arranged in the spiral direction of the spiral feeding sheet at intervals; the plurality of material return separation blades are spirally arranged at intervals along the axial direction of the mixing drum, and the spiral direction of each material return separation blade is opposite to that of the spiral feeding blade; one end of the mixture conveying belt extends into the stirring barrel, and the mixture conveying belt is used for conveying the aeolian soil material and the bentonite into the feeding end of the stirring barrel; the storage hopper is used for storing bentonite, a discharging port of the storage hopper is located above the end, ri