Automatic feeding device for diatom ooze processing device

The automatic feeding device comprises a mixing box and a stirring device, the stirring device is installed at the top of an inner cavity of the mixing box, a pretreatment box is installed at the top of the mixing box and located at the top of one side of the stirring device, and a feeding mechanism is fixedly arranged at the top of the pretreatment box; the feeding mechanism comprises a spiral feeding barrel, a rotating shaft is rotatably mounted in an inner cavity of the spiral feeding barrel, and a spiral blade is fixedly mounted on one side of the rotating shaft; by arranging the feeding mechanism, the feeding mechanism not only has feeding and conveying functions, but also can utilize stirring teeth to preliminarily mix and stir materials, so that the stirring time of an inner cavity of the mixing box can be shortened, the processing efficiency and effect can be improved, and the stirring teeth are simple in structure and good in effect; the stirring rod is mounted at the top of the stirring device, so t