Astragalus sinicus seed selection device

The utility model belongs to the field of agricultural processing equipment, in particular to a Astragalus sinicus seed selection device, which comprises a feeding mechanism and a selection mechanism which are connected through a feeding pipeline, wherein the selection mechanism comprises a central column, a pipeline spirally coiled around the central column and a frame fixedly connected with the outer wall of the pipeline; a plurality of spiral flights with the same structure are arranged inside the pipeline, the spiral flights are fixedly arranged on the outer wall of the central column at equal intervals along the axis of the central column and spirally coiled, and a feeding hopper is arranged at the top of the central column. The feeding hopper is provided with a feed port corresponding to the pipeline inlet, a partition plate parallel to the axis of the central column is located at the pipeline outlet, and the pipeline outlet is divided into a feed port close to the central column and a impurity discharging port far away from the central column, and an extension plate is arranged at the bottom of the feed port. The utility model has simple structure and ingenious design, ancan efficiently screen sclerotia and sundries in Astragalus sinicus seeds, and improve the seed retention quality of Astragalus sinicus seeds. Figure 2