Grinding and crushing mechanism for producing magnesium hydroxide with high specific surface area

The utility model relates to the technical field of magnesium hydroxide production, and discloses a grinding and crushing mechanism for high specific surface area magnesium hydroxide production, which comprises a crushing tank, a placing block is fixedly connected to a position, close to the middle, of the outer surface of the upper end of the crushing tank, and a first motor is fixedly mounted on the inner surface of the placing block; the output end of the first motor is fixedly connected with a rotating column, the outer surface of the rotating column is fixedly connected with a rotating cutter, the inner surface of the crushing tank is fixedly connected with a fixed cutter, and the outer surface of the lower end of the crushing tank fixedly communicates with a grinding tank. The grinding and crushing mechanism for producing the magnesium hydroxide with the high specific surface area is provided with a device capable of crushing a magnesium hydroxide raw material before grinding, so that large solid raw ma