Powder concentrator for cement production

The invention discloses a cement production powder concentrator, and relates to the technical field of powder concentrators, the cement production powder concentrator comprises: a crushing mechanism, the crushing mechanism comprises a bottom shell, a crushing roller and a bottom support frame, the bottom support frame is fixed on the outer surface of the bottom shell, and the crushing roller is rotatably mounted in the bottom shell; the powder screening assembly comprises a funnel, a dust lifting shell is arranged at the top of the funnel, the dust lifting shell is in an inverted funnel shape, and the dust lifting shell is used for collecting dust; the dust guide assembly comprises a dust collection cover, and the dust collection cover is in a C shape. The device is reasonable in structure, cement dust can be layered in the upward drifting process through the arranged powder selecting mechanism, powder particles of different particle sizes can be collected in a layered mode, the mixing area of dust layering i