EP0698489B1 - Apparatus for disposal of ink or varnish from reservoirs with a cylinder in a rotary printing machine - Google Patents

Apparatus for disposal of ink or varnish from reservoirs with a cylinder in a rotary printing machine Download PDF

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Publication number
EP0698489B1
EP0698489B1 EP95108500A EP95108500A EP0698489B1 EP 0698489 B1 EP0698489 B1 EP 0698489B1 EP 95108500 A EP95108500 A EP 95108500A EP 95108500 A EP95108500 A EP 95108500A EP 0698489 B1 EP0698489 B1 EP 0698489B1
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EP
European Patent Office
Prior art keywords
container
ink
cover
roller
varnish
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.)
Expired - Lifetime
Application number
EP95108500A
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German (de)
French (fr)
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EP0698489A3 (en
EP0698489A2 (en
Inventor
Roland Höll
Marco Bergmann
Klaus Dr.-Ing. Wolf
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Manroland AG
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MAN Roland Druckmaschinen AG
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Publication of EP0698489A2 publication Critical patent/EP0698489A2/en
Publication of EP0698489A3 publication Critical patent/EP0698489A3/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F35/00—Cleaning arrangements or devices
    • B41F35/04—Cleaning arrangements or devices for inking rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/20—Ink-removing or collecting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2235/00—Cleaning
    • B41P2235/30—Recovering used solvents or residues
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2235/00—Cleaning
    • B41P2235/30—Recovering used solvents or residues
    • B41P2235/31—Recovering used solvents or residues by filtering

Definitions

  • the invention relates to a device for disposing of paint or similar media from a container to which a roller is assigned is in a rotary printing press.
  • the invention is suitable especially in offset rotary printing machines for removing Paint from an ink fountain or from an ink roller washing device, e.g. from a squeegee tray, as well as to remove paint a paint container.
  • a device of this type is known from DE 4 224 775 A1.
  • a separate one is used to take up residual ink from the ink fountain Residual waste containers arranged on the rear of the ink fountain. Using a squeegee, the color of the ductor and of the Bottom surface of the ink fountain removed and towards the residual waste container emptied into this.
  • An elastic film is known from DE 2 711 553 A1 insert the floor area as well as the paint metering device covered.
  • the object of the invention is to develop a solution that the The disadvantages mentioned above are noticeably reduced.
  • the task is solved according to the characterizing part claims 1 and 4. further developments result from the subclaims.
  • the device according to the invention enables short cleaning times, improves working conditions for the operator and helps with upcoming disposal problems to solve.
  • cleaning liquids or Mixtures are suitable vegetable oils or natural oils, surface tension lowering emulsifiers and water.
  • the supply of the cleaning liquid takes place from a storage container under high pressure a piping system with pumps.
  • the cleaning liquid also after a defined cleaning cycle, e.g. With intermittent feeding into the container to be disposed of (ink fountain, Doctor blade tray) are injected.
  • the distribution of the cleaning liquid in this container takes place via a linear flow and / or a vortex flow.
  • Spray gyros or spray pipes that are integrated in the cover.
  • the cleaning liquid strikes as an impact jet or also several impact beams on the interior of the container remaining printing ink in the ink fountain as well as the one assigned to the container Partial peripheral surface of the roller.
  • the sprayed cleaning liquid emulsifies with the color remaining in the container or the Paint into a flowable mixture.
  • the mixture is suctioned off collected in a container with a separator and / or filter and Cut.
  • the cleaning liquid prepared in this way becomes one Storage container supplied, from which a renewed Cleaning cycle can be started.
  • the separated color is removed from the collection container and disposed of.
  • the device according to the invention is not a stationary one System limited, rather it is also suitable for portable Use, for example on different printing units or Finishing stations of a printing press. With appropriate Formation of the cover or in the case of structurally identical openings in the ink fountain, Doctor tray or paint container can be a universal disposal done with the same device.
  • an ink fountain according to FIG. 1 2 arranged with an ink fountain roller 1.
  • the color box 2 is designed as a housing open on one side, on which a cover 3 is releasably attached.
  • the cover 3 is tightly closed arranged on the ink fountain 2, so that with the neighboring Ink fountain roller 1 creates a hermetically sealed chamber.
  • the Cover 3 is placed on the ink fountain 2 or is detachable with connected to the ink fountain 2. Attaching or removing the cover 3 can be done manually or with a guide gear e.g. a coupling gear, or a swivel mechanism.
  • the Cover 3 is with a line system 4 for the supply of Coupled cleaning liquid, a pump 5 and a reservoir 6 to absorb the fresh cleaning liquid are arranged upstream of a conveying direction 13.
  • the cover 3 is continue with a line system 10 for the disposal of the Mixture or the emulsion of cleaning liquid and paint provided, which is followed by a collecting container 9 in the conveying direction 11 is.
  • the cover 3 a device 14 integrated, the supply of color in the Color box 2 is used.
  • the device 14 is with one or more Color reservoirs connected, for example color cartridges.
  • the Containers 9 and 6 are interconnected by a connecting line 12 coupled.
  • the ink roller washing device consists essentially of a squeegee trough 7 which can be turned on and off at the ink fountain pen 8.
  • the doctor blade trough 7 is a container which is open on one side at the top trained and has a doctor blade inclined to the ink 8.
  • a cover 3 is detachably placed this hermetically closes. Attaching or removing the cover 3 can be manual, with a guide gear or a Swivel mechanism take place.
  • the cover 3 is in the present Example with a line system 10 for disposal of the mixture or the emulsion of cleaning liquid and paint in one Provide collection container 9.
  • a line system 4 for supplying cleaning liquid from an upstream reservoir 6 with the Cover 3 must be connected.
  • the cleaning liquid is under High pressure supplied and hits the ink roller as an impact jet as well as the squeegee tray.
  • the geometric shape of the cover can continue to be designed so that the doctor blade is covered is.

Abstract

The ink or lacquer is removed from a one side open container (2) by an associated roller (1). The container, typically an ink well, is closed by a cover (3) with a pipeline system (4,10) for the supply of a cleaning liq. from a reservoir (6) and the discharge of a mixt. of the ink, or lacquer, and the cleaning mixt. into a collector (9). Pref. the container may be a doctor blade trough, and the cover may be releasably coupled to it. The cleaning liq. may be supplied under high pressure, hitting the inking roller and container or an impact jet. The doctor blade trough may comprise a spray device.

Description

Die Erfindung betrifft eine Vorrichtung zum Entsorgen von Farbe oder ähnlichen Medien aus einem Behälter, dem eine Walze zugeordnet ist, in einer Rotationsdruckmaschine. Die Erfindung eignet sich insbesondere in Offsetrotationsdruckmaschinen zum Entfernen von Farbe aus einem Farbkasten oder aus einer Farbwalzenwaschvorrichtung, z.B. aus einer Rakelwanne, sowie zur Entfernung von Lack aus einem Lackbehälter.The invention relates to a device for disposing of paint or similar media from a container to which a roller is assigned is in a rotary printing press. The invention is suitable especially in offset rotary printing machines for removing Paint from an ink fountain or from an ink roller washing device, e.g. from a squeegee tray, as well as to remove paint a paint container.

Eine Vorrichtung dieser Art ist aus der DE 4 224 775 A1 bekannt. Zur Aufnahme von Restfarbe aus dem Farbkasten wird ein separater Restsammelbehälter an der Hinterseite des Farbkastens angeordnet. Mittels einer Rakel wird manuell die Farbe vom Duktor und von der Bodenfläche des Farbkastens entfernt und in Richtung Restsammelbehälter in diesen entleert.A device of this type is known from DE 4 224 775 A1. A separate one is used to take up residual ink from the ink fountain Residual waste containers arranged on the rear of the ink fountain. Using a squeegee, the color of the ductor and of the Bottom surface of the ink fountain removed and towards the residual waste container emptied into this.

Aus der DE 2 711 553 A1 ist es bekannt eine elastische Folie einzulegen, die die Bodenfläche sowie die Farbdosiereinrichtung überdeckt.An elastic film is known from DE 2 711 553 A1 insert the floor area as well as the paint metering device covered.

Nachteilig bei diesen Lösungen ist es, daß bei manueller Farbentnahme der Entsorgungsvorgang zeitaufwendig und beim manuellen Waschen von Farbkasten und Farbkastenwalze mittels Lappen diese Tätigkeit für die Bedienperson unangenehm ist und Reinigungsmittel in die Umwelt entweichen. Bei der Entfernung der Folie mit anhaftender Farbe treten Entsorgungsprobleme auf. The disadvantage of these solutions is that with manual ink removal the disposal process is time consuming and manual Wash the ink fountain and ink fountain roller using a rag Activity is uncomfortable for the operator and detergent escape into the environment. When removing the film with adhesive Color disposal problems arise.

Aus der DE-PS 248 003 ist ein Verfahren und eine Vorrichtung zur Entfernung überschüssiger Druckerschwärze von den Gegendruckflächen eines Zylinders bekannt. Ein oder mehrere sichelförmige Schilde werden auf den Umfang des Druckzylinders aufgesetzt und unter Verwendung von Lösungsmitteln und zugeführter Luft wird die Druckfarbe mittels Saugwirkung vom Druckzylinder entfernt. Da die verwendeten Lösungsmittel sehr flüchtig sind (gesundheitsschädlich), muß das sichelförmige Schild luftdicht auf der Kontur des Druckzylinders aufliegen.From DE-PS 248 003 a method and an apparatus for Removal of excess ink from the counter pressure surfaces of a cylinder known. One or more crescent-shaped shields are placed on the circumference of the impression cylinder and under The use of solvents and supplied air becomes the printing ink removed from the impression cylinder by suction. Since the the solvents used are very volatile (harmful to health), the crescent-shaped shield must be airtight on the contour of the Press cylinder on.

Aufgabe der Erfindung ist es, eine Lösung zu entwickeln, die die oben genannten Nachteile spürbar reduziert. Gelöst wird die Aufgabe gemaß dem kennzeichnenden Teil Ansprüche 1 und 4. Weiterbildungen ergeben sich aus den Unteransprüchen. Die erfindungsgemäße Vorrichtung ermöglicht kurze Reinigungszeiten, verbessert die Arbeitsbedingungen für die Bedienungsperson und hilft anstehende Entsorgungsprobleme zu lösen. Als bevorzugte Reinigungsflüssigkeiten bzw. Gemische eignen sich Planzenöle oder Naturöle, Oberflächenspannung senkende Emulgatoren sowie Wasser. Die Zuführung der Reinigungsflüssigkeit erfolgt aus einem Vorratsbehälter unter Hochdruck über ein Leitungssystem mit Pumpen. Weiterhin kann die Reinigungsflüssigkeit auch nach einem definierten Reinigungszyklus, z.B. mit taktweiser Zuführung, in den zu entsorgenden Behälter (Farbkasten, Rakelwanne) eingespritzt werden. Die Verteilung der Reinigungsflüssigkeit in diesen Behälter erfolgt über eine lineare Strömung und/oder eine Wirbelströmung. Zur Verteilung eignen sich z.B. Sprühkreisel oder Sprührohre, die in die Abdeckung integriert sind.The object of the invention is to develop a solution that the The disadvantages mentioned above are noticeably reduced. The task is solved according to the characterizing part claims 1 and 4. further developments result from the subclaims. The device according to the invention enables short cleaning times, improves working conditions for the operator and helps with upcoming disposal problems to solve. As preferred cleaning liquids or Mixtures are suitable vegetable oils or natural oils, surface tension lowering emulsifiers and water. The supply of the cleaning liquid takes place from a storage container under high pressure a piping system with pumps. Furthermore, the cleaning liquid also after a defined cleaning cycle, e.g. With intermittent feeding into the container to be disposed of (ink fountain, Doctor blade tray) are injected. The distribution of the cleaning liquid in this container takes place via a linear flow and / or a vortex flow. For distribution, e.g. Spray gyros or spray pipes that are integrated in the cover.

Die Reinigungsflüssigkeit trifft dabei als ein Prallstrahl oder auch mehrere Prallstrahlen auf den Innenraum des Behälters, die restliche Druckfarbe im Farbkasten sowie die dem Behälter zugeordnete Teilumfangsfläche der Walze. Die eingesprühte Reinigungsflüssigkeit emulgiert mit der im Behälter verbliebenen Farbe bzw. dem Lack zu einem fließfähigen Gemisch. Das Gemisch wird durch Absaugen in einem Behälter mit Abscheider und/oder Filter gesammelt und getrennt. Die so aufbereitete Reinigungsflüssigkeit wird einem Vorratsbehälter zugeführt, von dem aus ein erneuter Reinigungszyklus gestartet werden kann. Die abgeschiedene Farbe wird aus dem Sammelbehälter entnommen und entsorgt.The cleaning liquid strikes as an impact jet or also several impact beams on the interior of the container remaining printing ink in the ink fountain as well as the one assigned to the container Partial peripheral surface of the roller. The sprayed cleaning liquid emulsifies with the color remaining in the container or the Paint into a flowable mixture. The mixture is suctioned off collected in a container with a separator and / or filter and Cut. The cleaning liquid prepared in this way becomes one Storage container supplied, from which a renewed Cleaning cycle can be started. The separated color is removed from the collection container and disposed of.

Die erfindungsgemäße Vorrichtung ist nicht auf eine stationäre Anlage beschränkt, vielmehr eignet sie sich ebenfalls zum transportablen Einsatz, beispielsweise an verschiedenen Druckwerken oder Veredelungsstationen einer Druckmaschine. Bei entsprechender Ausbildung der Abdeckung oder bei baugleichen Öffnungen von Farbkasten, Rakelwanne oder Lackbehälter kann eine universelle Entsorgung mit derselben Vorrichtung erfolgen.The device according to the invention is not a stationary one System limited, rather it is also suitable for portable Use, for example on different printing units or Finishing stations of a printing press. With appropriate Formation of the cover or in the case of structurally identical openings in the ink fountain, Doctor tray or paint container can be a universal disposal done with the same device.

Die Erfindung soll an einem Ausführungsbeispiel näher erläutert werden. Dabei zeigen:

Fig. 1
die erfindungsgemäße Vorrichtung in Kombination mit einem Farbkasten,
Fig. 2
die erfindungsgemäße Vorrichtung in Kombination mit einer Farbwalzenwaschvorrichtung.
The invention will be explained in more detail using an exemplary embodiment. Show:
Fig. 1
the device according to the invention in combination with an ink fountain,
Fig. 2
the device according to the invention in combination with an ink roller washing device.

Im Farbwerk einer Offsetdruckmaschine ist gemäß Fig. 1 ein Farbkasten 2 mit einer Farbkastenwalze 1 angeordnet. Der Farbkasten 2 ist als einseitig offenes Gehäuse ausgebildet, auf dem eine Abdeckung 3 lösbar befestigt ist. Die Abdeckung 3 ist dicht schließend auf dem Farbkasten 2 angeordnet, so daß mit der benachbarten Farbkastenwalze 1 eine hermetisch geschlossene Kammer entsteht. Die Abdeckung 3 ist auf dem Farbkasten 2 aufgesetzt oder ist lösbar mit dem Farbkasten 2 verbunden. Das Aufsetzen bzw. Abnehmen der Abdeckung 3 kann manuell oder auch mit einem Führungsgetriebe z.B. einem Koppelgetriebe, oder einem Schwenkmechanismus erfolgen. Die Abdeckung 3 ist mit einem Leitungssystem 4 für die Zufuhr der Reinigungsflüssigkeit gekoppelt, dem eine Pumpe 5 und ein Vorratsbehälter 6 zwecks Aufnahme der frischen Reinigungsflüssigkeit in einer Förderrichtung 13 vorgeordnet sind. Die Abdeckung 3 ist weiterhin mit einem Leitungssystem 10 für die Entsorgung des Gemisches bzw. der Emulsion aus Reinigungsflüssigkeit und Farbe versehen, dem in Förderrichtung 11 ein Sammelbehälter 9 nachgeordnet ist. In einer weiteren Ausbildung ist in die Abdeckung 3 eine Einrichtung 14 integriert, die der Zuführung von Farbe in den Farbkasten 2 dient. Die Einrichtung 14 ist mit einem oder mehreren Farbvorratsbehältern verbunden, beispielsweise Farbpatronen. Die Behälter 9 und 6 sind durch eine Verbindungsleitung 12 untereinander gekoppelt.In the inking unit of an offset printing machine, there is an ink fountain according to FIG. 1 2 arranged with an ink fountain roller 1. The color box 2 is designed as a housing open on one side, on which a cover 3 is releasably attached. The cover 3 is tightly closed arranged on the ink fountain 2, so that with the neighboring Ink fountain roller 1 creates a hermetically sealed chamber. The Cover 3 is placed on the ink fountain 2 or is detachable with connected to the ink fountain 2. Attaching or removing the cover 3 can be done manually or with a guide gear e.g. a coupling gear, or a swivel mechanism. The Cover 3 is with a line system 4 for the supply of Coupled cleaning liquid, a pump 5 and a reservoir 6 to absorb the fresh cleaning liquid are arranged upstream of a conveying direction 13. The cover 3 is continue with a line system 10 for the disposal of the Mixture or the emulsion of cleaning liquid and paint provided, which is followed by a collecting container 9 in the conveying direction 11 is. In a further training, the cover 3 a device 14 integrated, the supply of color in the Color box 2 is used. The device 14 is with one or more Color reservoirs connected, for example color cartridges. The Containers 9 and 6 are interconnected by a connecting line 12 coupled.

Nach Fig. 2 ist in das Farbwerk eine Farbwalzenwaschvorrichtung integriert. Für die Zuführung der Reinigungsflüssigkeit ist stromaufwärts Im Walzenzug eine Sprüheinrichtung angeordnet (nicht gezeigt). Die eigentliche Farbwalzenwaschvorrichtung ist stromabwärts einer farbführenden Walze, z.B. einem Farbreiber 8, zugeordnet. Die Farbwalzenwaschvorrichtung besteht im wesentlichen aus einer Rakelwanne 7, die an den Farbreiber 8 an- und abstellbar ist. Die Rakelwanne 7 ist als nach oben einseitig offener Behälter ausgebildet und besitzt ein zum Farbreiber 8 geneigtes Rakelblatt. Auf der Rakelwanne 7 ist lösbar eine Abdeckung 3 aufgesetzt, die diese hermetisch schließt. Das Aufsetzen bzw. Abnehmen der Abdeckung 3 kann manuell, mit einem Führungsgetriebe oder einem Schwenkmechanismus erfolgen. Die Abdeckung 3 ist im vorliegenden Beispiel mit einem Leitungssystem 10 zur Entsorgung des Gemisches bzw. der Emulsion aus Reinigungsflüssigkeit und Farbe in einen Sammelbehälter 9 versehen. Je nach Anwendungsfall kann zusätzlich, analog zu Fig. 1, ein Leitungssystem 4 zur Zuführung von Reinigungsflüssigkeit aus einem vorgeordneten Vorratsbehälter 6 mit der Abdeckung 3 verbunden sein. Die Reinigungsflüssigkeit wird unter Hochdruck zugeführt und trifft als Prallstrahl auf die Farbwalze sowie die Rakelwanne. Die geometrische Form der Abdeckung kann weiterhin so ausgebildet sein, daß das Rakelblatt mit abgedeckt ist. Weiterhin ist es auch möglich die Öffnung bzw. Kontur des Gehäuses von Farbkasten 2 und Rakelwanne 7 zu vereinheitlichen, so daß die erfindungsgemäße Vorrichtung universell einsetzbar ist. 2 is an ink roller washing device in the inking unit integrated. For the supply of the cleaning liquid is upstream A spray device is arranged in the single drum roller (not shown). The actual ink roller washer is downstream an ink-guiding roller, e.g. assigned a color grater 8. The ink roller washing device consists essentially of a squeegee trough 7 which can be turned on and off at the ink fountain pen 8. The doctor blade trough 7 is a container which is open on one side at the top trained and has a doctor blade inclined to the ink 8. On the squeegee 7, a cover 3 is detachably placed this hermetically closes. Attaching or removing the cover 3 can be manual, with a guide gear or a Swivel mechanism take place. The cover 3 is in the present Example with a line system 10 for disposal of the mixture or the emulsion of cleaning liquid and paint in one Provide collection container 9. Depending on the application, analogous to FIG. 1, a line system 4 for supplying cleaning liquid from an upstream reservoir 6 with the Cover 3 must be connected. The cleaning liquid is under High pressure supplied and hits the ink roller as an impact jet as well as the squeegee tray. The geometric shape of the cover can continue to be designed so that the doctor blade is covered is. Furthermore, it is also possible to open or contour the Unify housing of ink fountain 2 and squeegee tray 7, so that the device according to the invention can be used universally.

Die Wirkungsweise ist wie folgt:

  • Gemäß Fig. 1 wird die Abdeckung 3 mit dem Farbkasten 2 lösbar verbunden, so daß der Farbkasten 2 gekapselt ist. Aus dem Vorratsbehälter 6 wird die Reinigungsflüssigkeit mit einer Pumpe 5 über das Leitungssystem 4 in den Farbkasten 2 gesprüht. Die restliche Farbe aus dem Farbkasten 2 wird von der Reinigungsflüssigkeit angelöst, so daß ein fließfähiges Gemisch aus Farbe und Reinigungsflüssigkeit gebildet wird. Das Gemisch wird in einem Waschzyklus aus dem Farbkasten 2 über das Leitungssystem 10 in Förderrichtung 11 unter Verwendung einer Pumpe in den Sammelbehälter 9 gesaugt. Der Behälter 9 dient als Sammelbehälter für das Farb-Reinigungsmittel -Gemisch und ist gleichzeitig als Abscheider und/oder Filter ausgeführt. Das abgeschiedene Gemisch kann entsorgt werden und das gefilterte Reinigungsmittelgemisch wird über eine Verbindungsleitung 12 dem Vorratsbehälter 6 zugeführt und steht für einen weiteren Waschzyklus zur Verfügung. Weiterhin kann gleichzeitig die Farbkastenwalze 1 mit dem Farbkasten 2 gereinigt werden, indem der dem Farbkasten 2 zugewandte Teilumfang der Farbkastenwalze 1 über die Abdeckung 3 mit Reinigungsflüssigkeit unter Hochdruck besprüht wird. Die angelöste Farbe wird von der sich drehenden Farbkastenwalze 1 mittels Farbschieber abgerakelt über das Leitungssystem 10 der Abdeckung 3 und aus dem Farbkasten abgesaugt. Die Reinigung der Farbkastenwalze 1 kann vom Waschzyklus her separat oder auch gemeinsam mit dem Farbkasten 2 erfolgen.
  • Gemäß Fig. 2 wird die Abdeckung 3 mit einer Rakelwanne 7 lösbar verbunden. Über die stromaufwärts im Walzenzug angeordnete Sprüheinrichtung wird Reinigungsflüssigkeit auf die Walzen gesprüht, die Walzen werden in Drehung versetzt und über den Walzenzug gereinigt. Am stromabwärts befindlichen Farbreiber 8 wird die Rakelwanne 7 angestellt und rakelt das Farb-Reinigungsflüssigkeits-Gemisch ab. Über die Abdeckung 3 wird das Gemisch unter Verwendung des Leitungssystems 10 in den Sammelbehälter 9 gesaugt. In einer weiteren Ausbildung kann in die Abdeckung 3 analog zur Fig. 1 ein weiteres Leitungssystem 4 zur direkten Zuführung von Reinigungsflüssigkeit in die Rakelwanne 7 integriert werden.
    • The mode of action is as follows:
  • 1, the cover 3 is detachably connected to the ink fountain 2, so that the ink fountain 2 is encapsulated. The cleaning liquid is sprayed from the reservoir 6 with a pump 5 into the ink fountain 2 via the line system 4. The remaining color from the ink fountain 2 is dissolved by the cleaning liquid, so that a flowable mixture of color and cleaning liquid is formed. In a washing cycle, the mixture is drawn from the ink fountain 2 via the line system 10 in the conveying direction 11 using a pump into the collecting container 9. The container 9 serves as a collecting container for the color-cleaning agent mixture and is also designed as a separator and / or filter. The separated mixture can be disposed of and the filtered detergent mixture is fed to the storage container 6 via a connecting line 12 and is available for a further washing cycle. Furthermore, the ink fountain roller 1 can be cleaned simultaneously with the ink fountain 2 by spraying the partial circumference of the ink fountain roller 1 facing the ink fountain 2 over the cover 3 with cleaning fluid under high pressure. The loosened paint is scraped off by the rotating ink fountain roller 1 by means of an ink slide, via the line system 10 of the cover 3 and sucked out of the ink fountain. The ink fountain roller 1 can be cleaned separately from the washing cycle or together with the ink fountain 2.
  • 2, the cover 3 is detachably connected to a doctor blade trough 7. Cleaning liquid is sprayed onto the rollers via the spray device arranged upstream in the roller train, the rollers are rotated and cleaned via the roller train. The doctor blade trough 7 is placed on the ink fountain 8 located downstream and scrapes off the ink / cleaning liquid mixture. Via the cover 3, the mixture is sucked into the collecting container 9 using the line system 10. In a further embodiment, a further line system 4 for the direct supply of cleaning liquid can be integrated into the doctor blade trough 7 in the cover 3 analogously to FIG. 1.

    • Durch die verwendete Reinigungsflüssigkeit und deren Zufuhr unter Hochdruck an die betreffenden Teile wird zusätzlich zum chemischen Anlösen der Druckfarbe die Reinigungszelt durch das Auftreffen des Prallstrahls erheblich verkürzt. Due to the cleaning liquid used and its supply under High pressure on the parts concerned is in addition to the chemical Detaching the printing ink from the cleaning tent by hitting the Impact beam considerably shortened.

    BezugszeichenlisteReference list

    11
    FarbkastenwalzeInk fountain roller
    22nd
    FarbkastenPaint box
    33rd
    Abdeckungcover
    44th
    LeitungssystemPipe system
    55
    Pumpepump
    66
    VorratsbehälterStorage container
    77
    RakelwanneSqueegee tray
    88th
    FarbreiberPaint grater
    99
    SammelbehälterCollection container
    1010th
    LeitungssystemPipe system
    1111
    FörderrichtungDirection of conveyance
    1212th
    VerbindungsleitungConnecting line
    1313
    FörderrichtungDirection of conveyance
    1414
    Einrichtung (Farbzuführung)Setup (ink feed)

    Claims (8)

    1. Device in a rotary printing press for disposing of ink or varnish from a container (2) open one side and with a fitted roller (1), characterised in that a cover (3) is arranged sealing off the one side open container (2) which takes up a partial circumference of the roller (1), that the cover (3) is connected with a lead system (4, 10) for feed of feeding fluid from a storage container (6) and feed of the mixture formed by ink or varnish and cleaning fluid into a collection container (9), that the cleaning liquid can be fed under pressure and impinges as a impacting stream at least the ink or varnish-containing container (2) and the mixture can be pumped away.
    2. Device according to Claim 1, characterised in that the cleaning liquid impinges as an impacting stream on to the connected ink/varnish feeding roller (1) and the container (2).
    3. Device according to Claim 1 and 2, characterised in that container (2) is an ink fountain (2), and roller (1) an ink fountain roller (1).
    4. Device in a rotary printing press for disposal of ink or varnish from a one side open container (7) with a roller (8) fitted thereto, characterised in that a cover 3 is arranged closing off the one side open container (7), that the cover (3) is connected at least with a feed system (10) for feeding away the mixture formed from ink or varnish and cleaning liquid into a collection container (9), wherein the mixture can be pumped away.
    5. Device according to Claim 4, characterised in that the container (7) is a doctor pan (7).
    6. Device according to Claim 4, characterised in that the container (7) has fitted to it upstream in the roller train of the rotary printing press a spray device.
    7. Device according to Claim 4 or Claims 4 and 6, characterised in that the cover (3) is connected with a feed system (4) for feeding cleaning liquid from a storage container (6).
    8. Device according to Claims 1 or 4, characterised in that the cover (3) is releasably connected with the container (2, 7).
    EP95108500A 1994-07-13 1995-06-02 Apparatus for disposal of ink or varnish from reservoirs with a cylinder in a rotary printing machine Expired - Lifetime EP0698489B1 (en)

    Applications Claiming Priority (2)

    Application Number Priority Date Filing Date Title
    DE4424587 1994-07-13
    DE4424587A DE4424587C2 (en) 1994-07-13 1994-07-13 Device for disposing of paint or varnish from containers with an associated roller in a rotary printing press

    Publications (3)

    Publication Number Publication Date
    EP0698489A2 EP0698489A2 (en) 1996-02-28
    EP0698489A3 EP0698489A3 (en) 1996-12-11
    EP0698489B1 true EP0698489B1 (en) 1999-04-07

    Family

    ID=6522958

    Family Applications (1)

    Application Number Title Priority Date Filing Date
    EP95108500A Expired - Lifetime EP0698489B1 (en) 1994-07-13 1995-06-02 Apparatus for disposal of ink or varnish from reservoirs with a cylinder in a rotary printing machine

    Country Status (3)

    Country Link
    EP (1) EP0698489B1 (en)
    AT (1) ATE178533T1 (en)
    DE (2) DE4424587C2 (en)

    Families Citing this family (7)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    DE29616686U1 (en) * 1996-09-25 1996-11-14 Roland Man Druckmasch Device for coating substrates with a liquid
    DE10050657B4 (en) * 1999-11-08 2008-07-24 Heidelberger Druckmaschinen Ag Method for regulating the level of a liquid in a trough of a printing or coating machine and device for carrying out the method
    DE102006054946A1 (en) * 2006-11-22 2008-05-29 Koenig & Bauer Aktiengesellschaft Container i.e. paint box, cleaning device, for rotary printing press, has washing assembly with supply line for supplying cleaning fluid and/or water, where consumed fluid and/or consumed water is discharged over opened dosing units
    DE102009018155A1 (en) * 2009-04-21 2010-11-11 Technotrans Ag Car wash for printing press
    US8939078B2 (en) 2011-08-17 2015-01-27 Komori Corporation Ink supply apparatus of printing press
    CN108515770B (en) * 2018-03-30 2019-11-05 重庆川之舟印务设计有限公司 A kind of printing ink-feeding device
    CN115198330B (en) * 2022-07-21 2023-06-27 新疆金泰新材料技术股份有限公司 Multistage formation treatment device and method for medium-high pressure formation foil

    Family Cites Families (6)

    * Cited by examiner, † Cited by third party
    Publication number Priority date Publication date Assignee Title
    DE248003C (en) *
    DE2711553A1 (en) * 1977-03-17 1978-09-21 Heidelberger Druckmasch Ag INKBOX FOR OFFSET OR HIGH PRINTING MACHINES
    DE4116762A1 (en) * 1991-05-23 1992-11-26 Roland Man Druckmasch DEVICE FOR WASHING A CYLINDER OF A PRINTING MACHINE
    US5165342A (en) * 1991-08-02 1992-11-24 The Langston Corporation Evacuation system for inking chamber
    DE9113480U1 (en) * 1991-10-30 1992-01-02 Heidelberger Druckmaschinen Ag, 6900 Heidelberg, De
    DE9211572U1 (en) * 1992-07-27 1993-01-07 Koenig & Bauer Ag, 8700 Wuerzburg, De

    Also Published As

    Publication number Publication date
    DE59505567D1 (en) 1999-05-12
    DE4424587A1 (en) 1996-01-18
    EP0698489A3 (en) 1996-12-11
    DE4424587C2 (en) 1997-12-18
    ATE178533T1 (en) 1999-04-15
    EP0698489A2 (en) 1996-02-28

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