Method and assembly for cutting a web

摘要

The present invention relates to a method and assembly for cutting a paper or paperboard web particularly in a winder comprising at least one support roll (2) on which a roll (1) being wound is rotated. The invention is based on bringing a curved, tensioned cutting blade (6) into the nip between the support roll (2) and the roll (1), whereby the sharpened and possibly toothed edge (9) of the blade cuts the web (4) being wound onto the roll (1) at a desired point.