Arrangement of paper-/tissue paper-/cardboard- or after-treatment machine
A post-processing machine, paper machine technology, applied in the field of devices in the paper machine/tissue paper machine/cardboard machine or post-processing machine, can solve problems such as danger
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[0006] figure 1 It is shown that the fibrous web W travels forward from the roll 6 in normal operation of the fibrous web. Instead of rollers, a belt loop, for example a metal belt loop, can also be used. The device according to the invention is a support 4 for knives arranged on a support 1 connected to a support structure, on which support a knives holder 7 is integrated. The actual knife 5 is fixed on this knife holder so as to be rotatable about it. The tool holder is rotated about the support 4 by means of a change in the pressure difference between the pressure hose 2 on the load side and the pressure hose 3 on the return position side. During operation, the pressures in the two hoses are connected and the knife 5 is separated from the surface of the roller 6 by means of the pressure prevailing in the hoses. The knives 5 are arranged as close as possible to the surface of the roll. For example, in the case of a web break, a quick relief valve (Schnellabbauventil) is ...
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