Production device of ecological coarse cereal beverage

The invention relates to the technical field of manufacturing of coarse cereal drinks, and discloses an ecological coarse cereal drink manufacturing device which comprises a cleaning box, supporting plates are symmetrically installed at the bottom end of the cleaning box, a discharging pipe is installed in the middle of the bottom end of the cleaning box, and a filter plate located below the discharging pipe is slidably installed between the two supporting plates. A collecting tank located below the filter plate is arranged between the two supporting plates, a supporting frame is installed on the outer wall of the cleaning box, a water supply set and a collecting box are arranged at the top end of the supporting frame, and a first open groove is formed in one side of the inner wall of the cleaning box; through the design of the impurity removing unit, floating impurities floating on the water surface and moth-eaten red beans can be conveniently fished, separation of the floating impurities and the moth-eaten