Dust removal device for feeding hole of sunflower seed husking machine

The utility model relates to a dust removal device for a feeding hole of a sunflower seed husking machine. The dust removal device is characterized in that a pipeline above the feeding hole (1) is connected with a primary dust remover (2); a dust collection box (3) is arranged at the lower part of the primary dust remover (2); a discharge opening in the upper part of the primary dust remover (2) is connected with an induced draft fan (4); an outlet of the induced draft fan (4) is connected with a secondary dust remover (5); a discharging pipe (7) is arranged at the upper part of the secondary dust remover (5); and a dust storage box (8) is arranged at the lower part of the secondary dust remover (5). By virtue of the design of an air barrel in the secondary dust remover, the staying time of dust in the dust remover can be prolonged, and the adsorption force of the dust in the dust remover can be improved; and by virtue of two-stage dust removal, the dust removal effect is greatly improved, and the treatment q