Solid-liquid separation device for rare earth processing

The utility model relates to a solid-liquid separation device for rare earth processing, which comprises a barrel body, a grating is arranged at the bottom in the barrel body, a stud penetrating through the grating is further arranged in the middle of the bottom in the barrel body, a slag discharge pipe is arranged on the bottom wall of the barrel body on the outer side of the stud, and a water outlet pipe penetrating through the stud is further arranged in the middle of the bottom wall of the barrel body. A cylinder is sleeved outside the stud, the cylinder is fixedly connected with the stud in a threaded mode, a baffle is arranged in the cylinder located above the stud, the side wall of the cylinder between the baffle and the top of the stud is of a net-shaped structure, and a circle of supporting ring located above the baffle is arranged on the inner side wall of the can body. Wherein a plurality of groups of filtering mechanisms sleeved on the cylinder are arranged in the barrel body above the supporting