EP1535737A1 - Dispositif de nettoyage pour une machine à imprimer - Google Patents

Dispositif de nettoyage pour une machine à imprimer Download PDF

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Publication number
EP1535737A1
EP1535737A1 EP04020446A EP04020446A EP1535737A1 EP 1535737 A1 EP1535737 A1 EP 1535737A1 EP 04020446 A EP04020446 A EP 04020446A EP 04020446 A EP04020446 A EP 04020446A EP 1535737 A1 EP1535737 A1 EP 1535737A1
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EP
European Patent Office
Prior art keywords
liquid
printing machine
washing
cleaning device
metering
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP04020446A
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German (de)
English (en)
Other versions
EP1535737B1 (fr
Inventor
Jürgen Köhn
Bernhard Grinzinger
Georg Manger
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baldwin Germany GmbH
Original Assignee
Baldwin Germany GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Application filed by Baldwin Germany GmbH filed Critical Baldwin Germany GmbH
Publication of EP1535737A1 publication Critical patent/EP1535737A1/fr
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Publication of EP1535737B1 publication Critical patent/EP1535737B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F35/00—Cleaning arrangements or devices

Definitions

  • the invention relates to a printing machine cleaning device according to the Preamble of the independent claims.
  • EP 1 092 534 A1 discloses a supply cabinet for supply a dampening water offset printing machine with fountain solution for a plate cylinder and with cleaning water to clean a rotating Printing press cylinder or a rotating printing press roll, hereinafter generally called rotating body.
  • the cleaning water can Fresh water or a part of the dampening water removed this part Be damp fountain.
  • the supply cabinet can be directly at the Pressing machine or be distanced from this position.
  • the Cleaning liquid can be applied to the rotating body to be cleaned or preferably sprayed onto a cleaning element.
  • the cleaning element may be a washing cloth or a washing brush or similar scraper element.
  • Washing bar with a washing cloth to wipe off dirt on Printing press rotary bodies are known from US Pat. No. 4,344,361 and WO 01/51285 A1 known. From EP 0 699 525 B1 it is known a Supply cabinet, which a tempering for Compressor tempering contains, in the printing machine or under one of them removably position surrounding catwalk. EP 0 602 312 A1 shows a cold generator containing both dampening solution and tempering liquid tempered.
  • the Dampening water is from a fountain solution on Dampening roller of a dampening unit and from this on the plate cylinder transfer.
  • the fountain solution applicator can be a water tank from which the dampening system takes over dampening water, or a Having spray tube with a plurality of nozzles, through which dampening water a dampening roller is sprayed.
  • the operation of the printing machine cleaning device and its supply with Cleaning fluid is automatically controlled by an electronic control device regulated or controlled.
  • the problem to be solved the number and / or the length reduce the piping through which the cleaning device Cleaning liquid can be supplied.
  • Fig. 1 shows a printing machine 2 with one or more printing units 4, which each a plate cylinder 6, a blanket cylinder 8, an impression cylinder 10, an inking unit 12 with inking rollers for applying printing ink on the Plate cylinder 6 and a dampening unit 14 with dampening rollers for applying Fountain solution from a fountain solution box 16 on the plate cylinder 6 contains.
  • the invention is not limited to this embodiment shown by way of example only a wet offset printing machine limited.
  • a nozzle device for applying fountain solution be provided on the rollers of the dampening unit 14.
  • the fountain solution 18 is conditioned in a fountain tank 20 and over a feed line 22 fed to the fountain solution box 16. Excess, from Dampening unit 14 dampening water not required, is via a return line 24th returned back to the fountain solution tank 20.
  • the promotion of Fountain solution can be by gravity or by one or more pumps take place, of which a pump 26 is shown as an example.
  • the fountain solution consists of fresh water and additives such as alcohol or Alcohol substitute or other additives to positively influence the Printing process.
  • the fountain solution is by a tempering tempered, which is shown schematically at the reference numeral 28 and For example, may include a refrigerant circuit, which by Compressing and expanding a refrigerant produces cold.
  • a Temperier folkkeitsweg with a flow 30 and a return 32nd provided from and to a to be tempered printing machine component which, for example, a cooling fan 36 for blowing tempered air the plate cylinder 6 or on a roller of the inking unit 12 may be or a Roller of the inking unit 12 may be, through which the bath liquid is passed through to temper them from the inside.
  • the tempering device 28 and the fountain solution tank 20 are located preferably in a cabinet 36.
  • a washing bar 40 is provided by a washing beam carrier 42 in the printing machine 2 worn and contains a washing element, such as a brush or preferably a washing cloth 44, which is used to clean a Printing press cylinder or a printing press roll on the or Cylinder surface can be adjusted and turned off.
  • a washing element such as a brush or preferably a washing cloth 44
  • a Printing press cylinder or a printing press roll on the or Cylinder surface can be adjusted and turned off.
  • Fig. 1 this is for example the Blanket cylinder 8, which in Fig. 1 only for drawing reasons is shown twice, as indicated by an arrow 46.
  • the washcloth is step by step from a cleaning cloth spindle 48 to a dirty cloth spindle 50 a pressing element 52 can be transported. As a result, the pressure element 52 successively other sections of the washing cloth to the cylinder to be cleaned or press the roller to be cleaned.
  • the washcloth 44 (or a washing brush or directly to be cleaned Rotation body, z. B. the blanket cylinder 8) is with cleaning fluid wettable.
  • a connecting device 54 is provided, through which a liquid dispenser 56 of the washing bar 40 with the Dampening water path 22, 16, 24 at or near the dampening water application device, in this case the fountain solution box 16, fluidly connected or is connectable, so that in the printing press of the dampening waterway Dampening water as a cleaning liquid for the liquid dispenser 56 of the Washing bar 4 is branched off.
  • the branch 58 is in the Dampening water supply line 22 immediately adjacent to the fountain solution box 16.
  • the branch 58 may also on the fountain tank 16 or on the return line 24 near the Dampening water box 16 may be provided.
  • the connecting device 54 includes a metering device for metered delivery the branched liquid.
  • the metering device contains z. B. a metering chamber 60 for receiving a certain volume of the branched liquid and an ejection device for ejecting the liquid volume from the Dosing.
  • the ejection device may be a piston assembly or according to Preferred embodiment, a compressed air supply device for ejecting the Have liquid volume by means of compressed air.
  • the compressed air supply device includes a compressed air line 62 a compressed air source 64 and in this Compressed air line 62 a valve assembly, such as a controllable open-close valve 66 and a check valve 68.
  • the metering chamber 60 is in the Printing machine attached to the printing press or on the washing beam support 42 and, according to another embodiment, may be provided on the wash beam 40. According to other embodiments of the invention, not shown, the Liquid branched off from the feed line 22 and by the fluid pressure be promoted or promoted by their own gravity rather than by said piston assembly or said compressed air supply line.
  • the metering chamber 60 is via a valve device, preferably a controllable On-off valve 70 and a check valve 72 with the flow line 22 at the mentioned branch 58 with the flow line 22 fluidly connectable.
  • a valve device preferably a controllable On-off valve 70 and a check valve 72 with the flow line 22 at the mentioned branch 58 with the flow line 22 fluidly connectable.
  • the dampening water metering chamber 60 has by their arrangement close to the Dampening box 16 and close to the washing bar 40 only a very short Supply line 73 and a short discharge line 75 to the liquid dispenser 56th
  • a Detergent supply device 76 is provided which a metering device for the metered delivery of detergent liquid by a Liquid dispenser 78 contains.
  • a metering device for the metered delivery of detergent liquid by a Liquid dispenser 78 contains.
  • the detergent liquid to be cleaned Cylinder surface of the rotating body, z. B. 8, or preferably on the Cleaning element, for. As the wash cloth 44, are delivered.
  • the detergent liquid metering device 76 preferably contains a Dosing 80 and an ejector, z. B. a piston assembly or preferably a compressed air supply device for ejecting the metered Detergent liquid volume from the metering chamber 80 and the relevant Element, preferably on the washing element 44.
  • the compressed air supply device includes, for example, a controllable open-close valve 82 and a check valve 84 in a compressed air line 86 from the compressed air source 64 in this metering chamber 80th
  • the dosing chamber 80 of the detergent liquid receives detergent liquid over a valve means, such as a controllable on-off valve 88 and a Check valve 90 from a reservoir 92.
  • the reservoir 92 is in the Printing machine 2 is preferably arranged higher than the metering chamber 80, so that the detergent liquid can flow by gravity into the dosing chamber 80, when the valve device 88, 90 is open.
  • the dosing 80 of the Detergent liquid is in the printing press 2 on the printing press or on attached to the washing beam support 42. You could also at the wash bar 40 be arranged. The closer the dosing chamber 80 at the wash bar 40th is arranged, the shorter is their connection line 94 to Fluid dispenser 78.
  • An electronic control device 95 for controlling the controllable valve 66, 70, 82, 88 is preferably located in or on the cabinet 36.
  • Fig. 1 are used for the cleaning liquid serving as fountain solution and for the also used as cleaning liquid detergent separated Liquid dispensers 56 and 78 are shown. For both liquids can however, a common liquid dispenser may also be provided.
  • Fig. 2 shows the possibility of the discharge lines 75 and 94 of the two Dosing chambers 60 and 80 to connect via a junction 96 with each other and the junction 96 via a single connection line 98 with a single fluid dispenser 100 fluidly connect.
  • This also makes it possible to mix dampening solution with detergent liquid mix and use the mixture as a cleaning fluid.
  • these are preferably upstream of the junction 96 with a controllable on-off valve 102 or 104 and / or with a check valve Mistake.
  • This embodiment is in Fig. 1 by a drawn drawn supply line 73-1 at the junction 58-1 shown as an alternative. In this case is of the bath liquid Part as a cleaning liquid for the cleaning element 44 branched off at a near the washing bar 40 location. Removed liquid must again be replaced.
  • the Temperier deviskeitsweg may be an open or closed System.
  • the cleaning devices according to the invention are suitable for cleaning everyone Type of rotary press cylinders and press rolls, in particular for cleaning the blanket cylinder, a plate cylinder, a Impression cylinder, inking rollers and printing rollers.
  • the invention is particularly advantageous in combination with the use of guard cloths 44, which are pre-moistened with detergent, thereby better cleaning the Cylinder surface to achieve.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
EP20040020446 2003-11-29 2004-08-27 Machine d'impression offset avec dispositif de nettoyage pour celle-ci Expired - Lifetime EP1535737B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10355909 2003-11-29
DE2003155909 DE10355909A1 (de) 2003-11-29 2003-11-29 Druckmaschinen-Reinigungseinrichtung

Publications (2)

Publication Number Publication Date
EP1535737A1 true EP1535737A1 (fr) 2005-06-01
EP1535737B1 EP1535737B1 (fr) 2011-07-20

Family

ID=34442364

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20040020446 Expired - Lifetime EP1535737B1 (fr) 2003-11-29 2004-08-27 Machine d'impression offset avec dispositif de nettoyage pour celle-ci

Country Status (2)

Country Link
EP (1) EP1535737B1 (fr)
DE (1) DE10355909A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10712148B2 (en) 2006-10-07 2020-07-14 Sanofi-Aventis Deutschland Gmbh Optical determination of the position of the stopper in glass ampoules

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009006268B4 (de) 2008-02-26 2017-12-14 Heidelberger Druckmaschinen Ag Verfahren zum Reinigen einer Mantelfläche eines Gummituchzylinders einer Nassoffsetdruckmaschine

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344361A (en) 1979-04-19 1982-08-17 Baldwin-Gegenheimer Corporation Automatic blanket cylinder cleaner
US4905593A (en) * 1988-08-02 1990-03-06 Man Roland Drucksmaschinen Ag Combined damping and cylinder cleaning system for a printing machine
EP0602312A1 (fr) 1992-01-30 1994-06-22 Baldwin-Gegenheimer GmbH Système de refroidissement pour machines d'impression
EP0699525A2 (fr) 1994-08-19 1996-03-06 Baldwin-Gegenheimer GmbH Système de refroidissement pour machines d'impression
EP1092534A1 (fr) 1999-10-16 2001-04-18 Baldwin Grafotec GmbH Armoire pour la distribution de fluide dans une machine à imprimer
WO2001051285A1 (fr) 2000-01-08 2001-07-19 Baldwin Germany Gmbh Barre de nettoyage pour cylindre de machine a imprimer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4216389A1 (de) * 1992-05-18 1993-11-25 Baldwin Gegenheimer Gmbh Druckwerks-Waschvorrichtung für Druckmaschinen
DE20113397U1 (de) * 2000-07-12 2001-11-29 Baldwin Grafotec GmbH, 86165 Augsburg Druckmaschinen-Flüssigkeitsversorgungsgerät

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4344361A (en) 1979-04-19 1982-08-17 Baldwin-Gegenheimer Corporation Automatic blanket cylinder cleaner
US4905593A (en) * 1988-08-02 1990-03-06 Man Roland Drucksmaschinen Ag Combined damping and cylinder cleaning system for a printing machine
EP0602312A1 (fr) 1992-01-30 1994-06-22 Baldwin-Gegenheimer GmbH Système de refroidissement pour machines d'impression
EP0699525A2 (fr) 1994-08-19 1996-03-06 Baldwin-Gegenheimer GmbH Système de refroidissement pour machines d'impression
EP1092534A1 (fr) 1999-10-16 2001-04-18 Baldwin Grafotec GmbH Armoire pour la distribution de fluide dans une machine à imprimer
WO2001051285A1 (fr) 2000-01-08 2001-07-19 Baldwin Germany Gmbh Barre de nettoyage pour cylindre de machine a imprimer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10712148B2 (en) 2006-10-07 2020-07-14 Sanofi-Aventis Deutschland Gmbh Optical determination of the position of the stopper in glass ampoules

Also Published As

Publication number Publication date
EP1535737B1 (fr) 2011-07-20
DE10355909A1 (de) 2005-06-30

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