Punch machine, for stamping a paper web, has the punch bar for the stamping cylinder and the die bar for the lower cylinder assembled together in a packet for easy exchange and automatic alignment with each other

摘要

The punch machine (1), for stamping paper webs, has a rotating stamping cylinder (2) and a rotating lower cylinder (3) with the web passing through between them. An exchangeable stamping bar (20) with punch profiles (24) is mounted at the stamping cylinder, to work with an exchangeable die bar (30) at the lower cylinder. At least one passage (22) is at one of the cylinders for the mounting of the punch/die bars, which can both be together in an exchangeable packet.