Method for the operation of a cross-cutting apparatus

摘要

In the cutting of a continuous web such as paper or cardboard into sheets employing a cross-cutting apparatus comprising conveyor rolls, a pair of parallel cross-knives and a sheet outfeeder, the improvement in the start-up or restarting of the apparatus which comprises moving the cross-knives to a position not interfering with the free passage of the web, starting the apparatus up by setting the conveyor rolls in rotation, and bringing the cross-knives into the cutting position only after the leading end of the web has been introduced in full web width into the sheet outfeeder.