Patent ID: 8910551

Claim:
An apparatus for punching a moving material web, comprising: at least two punching units, which are arranged one after another in a direction of movement of the material web, each punching unit has at least one punching tool, which interacts with a rotatably mounted back-pressure cylinder that can be driven, wherein the at least one punching tool is arranged on a rotatably mounted drive shaft that can be driven and wherein a position of the at least one punching tool can be adjusted in the direction of a longitudinal axis of the drive shaft and wherein the at least one punching tool can be locked in various working positions, each punching tool has a cylindrical base, on a periphery of which a flexible punching strip is provided with at least one punching shape is fixed such that the punching strip is wrapped around the periphery of the cylindrical base and can be can be replaced, wherein edges of the punching strips are substantially linear.