Ball mill

The utility model discloses a ball mill comprising a rack, a first reduction wheel, a main transmission motor, a first synchronous belt, a second reduction wheel, a second synchronous belt, a third reduction wheel, a main shell, a stirring blade, a main stirring shaft, a companion flange, a water heat insulation side wall and stirring teeth, wherein the main transmission motor drives the second reduction wheel to rotate; the first reduction wheel and the second reduction wheel simultaneously rotate to drive the third reduction wheel to rotate; the third reduction wheel drives the main stirring shaft to rotate; the main stirring shaft drives the stirring blade and the stirring teeth to rotate; the stirring blade is used for stirring raw materials to ensure that the raw materials are uniformly mixed, so that the required mixing effect is achieved; a grinding cavity is internally provided with steel balls which hit against each other by virtue of the rotation of the stirring teeth, so that a medium is finely ground; the main transmission motor, a slurry delivery pump, the water heat insulation side wall and a water heat insulation baseplate are all controlled by a PLC system, the temperature is automatically controlled, and the temperature of the medium is controlled to not exceed the standard; and the low energy consumption, low noise, high production efficiency and one-button operation of the ball mill are ensured.