Flexographic printing press with a washing device for the impression cylinder
Flexographic printing machine comprises a counter-pressure cylinder (10) and at least one inking unit (12, 14, 16) having an exchangeable printing cylinder (20) pressed against the counter-pressure cylinder, a grid roller (24, 38) pressed against the printing cylinder, and a doctor blade chamber (26...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | Flexographic printing machine comprises a counter-pressure cylinder (10) and at least one inking unit (12, 14, 16) having an exchangeable printing cylinder (20) pressed against the counter-pressure cylinder, a grid roller (24, 38) pressed against the printing cylinder, and a doctor blade chamber (26) pressed against the grid roller. A washing cylinder (34) replacing the printing cylinder in one of the inking units (16) applies cleaning fluid onto the surface of the counter-pressure cylinder. Preferred Features: The doctor blade chamber of the inking unit provided for the washing cylinder is connected to a cleaning fluid feed system (50, 52) so that during the washing process the cleaning fluid is applied onto the washing cylinder via the doctor blade chamber and the grid roller. |
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