Disc cleaning device of disc pelletizer

The utility model relates to a disc cleaning device of a disc pelletizer, which comprises a disc rotating around a vertical axis of a disc center, and a fixed knife rest of a central scraper positioned above the disc center, and is characterized by further comprising a horizontal shaft sleeved in a through hole of the fixed knife rest, and two frame plates symmetrically sleeved at two ends of the horizontal shaft in parallel, the two inclined rods are connected with the lower ends of the two frame plates respectively, the fan-shaped plate and the arc-shaped plate are connected with the two inclined rods, a disc edge steel wire brush is arranged on the surface, abutting against the edge of the disc, of the fan-shaped plate, and a disc edge steel wire brush is arranged on the surface, abutting against the disc edge, of the arc-shaped plate. The utility model has the advantages that: 1) a driving device is not needed, the disc edge and the outer edge of the disc can be cleaned simultaneously, the effect is good,