Abstract: Device for the insertion, drive and ejection of sheets of paper in a printer, comprising at least one automatic paper insertion path and at least one manual insertion path for cards or sheets, these paths terminating in an insertion point in the impression device of the printer, characterized by means, arranged on the automatic insertion path, for effecting the insertion of a continuous paper band up to a predetermined guillotine point placed ahead of the said insertion point and means of cutting the band when a predetermined length has been engaged below the said cutting point, at the moment of its arrival at the said predetermined point.