Cement grinding production line

The invention relates to a cement grinding production line, and relates to the technical field of cement production. The cement grinding production line comprises a rack; a weighing bin, a roller press and a grading beater are arranged on the rack; a drying device is arranged on the rack, and the drying device comprises a drying box, a heating pipe, a drying fan and a water absorption mechanism; the drying box is arranged on the roller press and communicates with the weighing bin and the roller press; the heating pipe is arranged on the drying box and used for vaporizing water in materials; the drying fan is arranged on the drying box, and an air outlet of the drying fan faces the materials; and the water absorption mechanism is arranged on the roller press, communicates with the drying box and is used for collecting vaporized water. According to the cement grinding production line, the heating pipe is started to vaporize water in the materials, and the drying fan is started to enable the vaporized water to e