FIELD: performing operations.
SUBSTANCE: invention relates to a grinding machine, in particular to a grinding machine for sorting mineral sand. Grinding machine comprises drum and drive shaft. One end of the drum is connected to the supply pipe, and the other end is connected to the unloading pipe; at that, the drive shaft is connected with possibility of sliding with a plurality of grinding discs with one end of the unloading pipe. Grinding machine is equipped with a sorting disc, wherein an elastic bushing is connected between two adjacent grinding discs. Sorting disc and adjacent grinding disc are connected by rigid connecting bushing, drum is equipped with telescopic rod at one end of unloading pipe, and telescopic end of telescopic rod is connected to sorting disc.
EFFECT: grinding machine provides increased grinding efficiency.
10 cl, 11 dwg
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