Grinding device for cement raw materials

The utility model discloses a grinding device for cement raw materials, which comprises a frame, a crushing device and a grading device, the crushing device and the grading device are arranged on theframe, the grading device is positioned below the crushing device, the grinding device further comprises a grinding device, and the frame comprises support legs and a support plate arranged on the support legs. The grading device comprises a material guide plate, a baffle plate and a sorting hopper; spring connecting rod, the number of the spring connecting rods is four, and the spring connectingrods are fixed to the supporting plate. The material guide plate is arranged on the spring connecting rod; the two baffles are arranged on the two sides of the material guide plate respectively, the material guide plate is obliquely arranged, a first screen, a second screen and a third screen are sequentially arranged on the material guide plate from left to right, the three sorting hoppers are arranged under the first scr