Vertical ball mill with multi-stage crushing structure

The utility model discloses a vertical ball mill with a multistage crushing structure, which comprises a frame body for supporting, a first motor, a second motor, a base body fixed on the inner side of the upper part of the frame body, a lining plate and a feed port, the lining plate is fixedly arranged on the inner side of the base body, and a filter plate is arranged on the inner side of the lining plate. A filter plate is arranged in the base body, a steel ball is arranged above the filter plate, the feeding port is fixedly installed at the upper end of the base body, a first rotating shaft is installed in the base body, the upper end of the first rotating shaft is fixedly connected with the output end of a first motor, and a stirring rod is fixedly installed on the outer side of the first rotating shaft. According to the vertical ball mill with the multi-stage crushing structure, multi-stage crushing can be carried out on materials, grinding is more sufficient, the reaction time is shortened, the material