Described is a cleaning device for a band-like apparatus. It comprises a hollow rotatable roll supported to turn in the traveling direction of the band-like apparatus. The roll has a plurality of apertures formed in it, and cleaning fluid jet nozzles arranged at the inner side of the plurality of apertures. The cleaning device cleans the band-like apparatus by spraying a cleaning fluid re-at the band-like apparatus from the cleaning fluid jet nozzles. The cleaning device also comprises a plurality of blade plates.