Granulation device for preparing high-permeability manganese zinc ferrite

The utility model relates to the technical field of granulation devices, and discloses a granulation device for preparing high-permeability manganese-zinc ferrite, which comprises a device shell, a first connecting plate fixedly connected to the bottom of the outer side of a rotating pipe, a first crushing rod fixedly connected to the bottom of the first connecting plate, and a second connecting plate fixedly connected to the bottom of the outer side of a rotating rod. The bottom of the second connecting plate is fixedly connected with a second smashing rod, the bottom of the top cover is fixedly connected with a primary smashing frame, the left side of the bottom frame is fixedly connected with a feeding circulating pipe, the other end of the feeding circulating pipe is fixedly connected with an air pump, and the top of the air pump is fixedly connected with a discharging circulating pipe. And the material returning device is arranged, large particles are sucked out and enter the primary crushing frame again