EP1259379B1 - Dispositif pour nettoyer un rouleau ou un cylindre - Google Patents

Dispositif pour nettoyer un rouleau ou un cylindre Download PDF

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Publication number
EP1259379B1
EP1259379B1 EP01913556A EP01913556A EP1259379B1 EP 1259379 B1 EP1259379 B1 EP 1259379B1 EP 01913556 A EP01913556 A EP 01913556A EP 01913556 A EP01913556 A EP 01913556A EP 1259379 B1 EP1259379 B1 EP 1259379B1
Authority
EP
European Patent Office
Prior art keywords
roller
cleaning
elements
carrier
toothed belt
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
EP01913556A
Other languages
German (de)
English (en)
Other versions
EP1259379A1 (fr
Inventor
Reinhold DI DÜNNINGER
Claus-Dieter Barrois
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.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
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.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Priority to EP03101554A priority Critical patent/EP1342576B1/fr
Priority to EP03101552A priority patent/EP1342575B1/fr
Publication of EP1259379A1 publication Critical patent/EP1259379A1/fr
Application granted granted Critical
Publication of EP1259379B1 publication Critical patent/EP1259379B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • B41P2235/10—Cleaning characterised by the methods or devices
    • B41P2235/20—Wiping 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
    • B41P2235/10—Cleaning characterised by the methods or devices
    • B41P2235/20—Wiping devices
    • B41P2235/23—Brushes
    • 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
    • B41P2235/10—Cleaning characterised by the methods or devices
    • B41P2235/26—Spraying devices

Definitions

  • the invention relates to a device for cleaning a roller or a cylinder according to the preamble of claim 1.
  • a device for cleaning rollers in which a rotatable brush roller can be guided by hand along the roller to be cleaned, wherein a cleaning liquid can be applied to the brush roller.
  • This well known Device contains a reservoir for the cleaning liquid and one Collecting container for the dirt particles to be removed.
  • the invention has for its object a device for cleaning a roller or to create a cylinder.
  • the advantages that can be achieved with the invention are, in particular, that at one comparatively simple structure of the device a high and reliable Cleaning effect can be achieved, in particular a liquid cleaning agent Can be used.
  • the cleaning agent can also be reprocessed and in Circulation are carried out, allowing self-cleaning of the device at the same time is.
  • the device according to the invention can be in a fixed position relative to the cleaning roller remain permanently on it, which means costly set-up times can be avoided.
  • Another advantage is that the cleaning effect of the device according to the invention in be easily adapted to the degree of contamination of the roller to be cleaned can.
  • the device 01 according to the invention is in the immediate vicinity of one to be cleaned Roller 02 or cylinder, for example a forme cylinder or a guide roller Printing machine, not shown, arranged.
  • the device 01 first of all points a first carrier element 03 in the form of a toothed belt, which has two axially spaced rotatable guide elements in the form of pulleys 04 or 05 to be led.
  • a loop-like, endlessly circulating carrier element a first strand 06 facing the roller 02 and one pointing away from the roller second run 07 formed.
  • a drive not shown, is provided, which at least one of the Belt pulleys 04 or 05 are subjected to a torque and thus a drive of the toothed belt 03 in the direction F of a longitudinal axis of the roller 02.
  • the two Pulleys 04 and 05 more precisely those running perpendicular to the plane of the drawing Central axes 08 and 09 have an axial distance, which is shown in the here Embodiment essentially the axial length of the roller 02 to be cleaned equivalent.
  • the illustrated Embodiment of the toothed belt 03 does not have its entire length Bristle elements 10 provided; rather, the timing belt is only 03 over half of it Bristled length. This allows the timing belt 03 from a position in which a part or essentially all of the bristle elements 10 with the surface of the to be cleaned Roller 02 engages or comes to rest against it (working position), into which in FIG. 2 shown position are brought, in which all the bristle elements 10 on the Roller 02 is on the technological strand 07 (rest position).
  • the device 01 is provided with a Provide a row of cleaning chambers 11, 12, 13, 14 and 15 arranged one behind the other, which successively pass through the toothed belt 03 and thus the bristle elements 10 become.
  • these cleaning chambers 11, 12, 13, 14 and 15 the Bristle elements 10 impurities picked up by the surface of the roller 02 at least partially exempt. This can be done, for example, by wipers, not shown be achieved or at least supported in the respective cleaning chambers are arranged.
  • each cleaning chamber 11, 12, 13, 14 and 15 an inlet 16 for a cleaning agent for cleaning the bristle elements 10 on.
  • a cleaning liquid for example, can be used as the cleaning agent Water, optionally with the addition of solvents, soaps, alkalis or the like, find use.
  • the cleaning agent is in the Cleaning chambers 11, 12, 13, 14 and 15 rinsed, the through the Cleaning chambers guided bristle elements 10 wetted and by their dirt load be freed.
  • each cleaning chamber 11, 12, 13, 14 and 15 has an outlet 17 for the the cleaning of the bristle elements 10 soiled cleaning agents.
  • a further chamber 18 is arranged, the is also run through by the toothed belt 03 and the bristle elements 10.
  • a controlled dehumidification takes place in chamber 18, into which no cleaning agent is supplied of the bristle elements 10 except for one depending on the respective application degree to be specified.
  • This dehumidification can not be done by a shown scraper element, which comes into engagement with the bristle elements 10, or by blowing compressed air or the like.
  • the stripped or Blown cleaning agent is discharged from the chamber 18 through a drain 19.
  • Der Collecting channel 20 is connected to a collecting vessel 22 via a line 21, in which the dirty detergent is directed.
  • the dirty cleaning agent is in or following the collecting vessel 22nd passed through a filter element 23 and cleaned of the impurities there. Subsequently, the reprocessed and if necessary replenished Detergent stored in a second collecting vessel 24 and from there by means of a pump 25 and a line 26 again via the inlets 16 in the Cleaning chambers 11, 12, 13, 14 and 15 given. Overall, therefore, can be in realize an essentially closed cleaning agent cycle.
  • the second timing belt 27 in the same way as the first toothed belt 03 over half its length Bristle elements 28 provided.
  • the toothed belt 27 is basically the same Way as the toothed belt 03 guided over pulleys, not shown, the Align the central axes with the central axes 08 and 09 of the pulleys 04 and 05.
  • At least one of the pulleys of the toothed belt 27 has a drive with which this pulley with a torque for driving the toothed belt 27th is acted upon.
  • the drive of the toothed belt 03 and the drive of the toothed belt 27 are basically independent. In the embodiment shown here the drive of the toothed belt 03 and the drive of the toothed belt 27 in opposite directions, so that also the direction of rotation of the pulleys and thus the toothed belt 03 and 27 itself are opposite. The directions of rotation of the drives can be reversible.
  • a guide element 29 is provided, which is shown here Embodiment substantially over the entire space between the respective pulleys extends.
  • the guide element 29 has on both sides superimposed groove-like depressions 30, 31 and 32, 33 in which the respective dreams of the timing belt 03 and 27 are guided. This involves both Guide perpendicular to the main planes formed by the toothed belt loops as well a support of the timing belts 03 and 27 against the groove base.
  • a component 34 arranged in which the cleaning chambers 11, 12, 13, 14 and 15 and the chamber 18 for the upper timing belt 03 and, in principle the same way, the cleaning chambers 35 and the chamber for the lower one Toothed belts 27 are formed. All chambers open with their drain 17 or 19 (upper toothed belt 03) and 36 (lower toothed belt 27) in the common Collection channel 20, which is also formed directly in the component 34.
  • inlets 16 In the component 34 are the inlets 16 (upper timing belt 03) and 37 (lower Timing belt 27) for the inflow of cleaning agent, the cleaning chamber 11, 12, 13, 14 and 15 and 35 respectively.
  • Inlets 16 and 37 open into the top and sides Bottom of the component 34 attached manifolds 38 and 39, the line 26 of Pump 25 can be supplied with detergent.
  • the roller 02 to be cleaned has a plate 40 for flexographic printing on its surface, the contamination after a designated printing process, especially paint residues should be freed.
  • the cleaning chambers 11, 12, 13, 14 and 15 rinsed with cleaning liquid and thereby the bristle elements 10 wetted.
  • the bristle elements 10 migrate the chambers arranged one behind the other and after washing with Wet detergent in the cleaning chambers 11, 12, 13, 14 and 15 Bristle elements 10 in the second chamber 19 just dehumidified to the one an undesirable leakage when painting over the roller surface Detergent from the gap between the roller 02 and the device 01 is largely prevented, but on the other hand when painting over the Plate 40 arranged with the bristle elements 10 a roller surface sufficient amount of detergent is transferred to the plate to pass through soften the paint to be removed during the cleaning process.
  • the bristle elements 10 With the further movement of the toothed belt 03 takes place through the bristle elements 10 first both a transfer of cleaning agent to the surface to be cleaned as well as a mechanically abrasive removal of the pollution. With increasing Release of the residual moisture of the bristle elements 10 onto the surface of the roller 02 or of the flexographic plate 40, the bristle elements 10 are able to remove the paint residues of the roller surface and the flushing into the Dispense cleaning chambers 11, 12, 13, 14 and 15 for separation.
  • the cycle time i.e.
  • the length of stay and amount of detergent on the Roller surface is particularly by adjusting the speed of the roller 02 and the speed of rotation of the toothed belt, but also by adjusting the Residual moisture content of the bristle elements 10 in the chamber 18 depending For example, the degree of contamination can be freely adjusted within wide limits.
  • a second toothed belt 27 which is basically the same Acts in a manner, but is driven in the opposite direction to the toothed belt 03, in particular the cleaning area is enlarged and the cleaning time is shortened. Due to the opposite movement of the two timing belts 03 and 27 are subject also those opposite in the direction of movement of the toothed belts 03 and 27 Flanks of the intended increases and / or depressions of the Roller surface of a more uniform cleaning effect, since "shadow areas" be largely prevented.
  • the device 01 is also provided with a housing 41 which is open towards the roller 02 is.
  • the edge regions of the housing 41 in the region of both end faces of the roller 02 have splash plates 42 and 43 which, depending on the direction of rotation of the Timing belts 03 and 27, an uncontrolled spraying of cleaning agent when it comes out the bristle elements 10 from the chamber 18 or from dirty cleaning agent prevent the bristle elements 10 from entering the housing 41.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Cleaning In General (AREA)

Claims (11)

  1. Dispositif pour nettoyer un rouleau (02) ou un cylindre présentant au moins un élément de nettoyage (10;28), déplaçable essentiellement en direction longitudinal du rouleau (02) à nettoyer, sur celui-ci, l'élément de nettoyage (10;28) étant disposé sur un élément support (03;27) tournant sensiblement dans la direction longitudinale du rouleau (02), l'élément support (03;27) présentant un tronçon (06) tourné vers le rouleau (02) et un tronçon (07) écarté du rouleau (02), au moins deux éléments support (03;27) étant disposés l'un derrière l'autre en se référant à la direction périphérique du rouleau (02), caractérisé en ce que les éléments de nettoyage (10;28) des deux éléments support (03;27) sont plaqués angulairement simultanément sur le rouleau (02).
  2. Dispositif selon la revendication 1, caractérisé en ce que deux éléments support (03;27) sont susceptibles d'être entraínés en sens inverse.
  3. Dispositif selon la revendication 2, caractérisé en ce que chaque fois des éléments support (03;27) voisins sont susceptibles d'être entraínés en sens inverse.
  4. Dispositif selon l'une des revendications 1 à 3, caractérisé en ce que la direction de déplacement des éléments support (03;27) est inversible.
  5. Dispositif selon la revendication 1, caractérisé en ce que l'élément de nettoyage (10;28) est réalisé du genre d'une brosse ou du genre d'une tête de brosse.
  6. Dispositif selon la revendication 1, caractérisé en ce que l'élément support (03;27) est réalisé du genre d'une bande, d'une chaíne ou d'une courroie.
  7. Dispositif selon la revendication 6, caractérisé en ce que l'élément support (03;27) est réalisé à la façon d'une courroie crantée.
  8. Dispositif selon la revendication 1, caractérisé en ce que l'élément support (03;27) est guidé, aux deux extrémités axiales, sur des éléments de guidage (04;05), du genre de rouleaux, de disques ou poulies, ou de roues dentées, au moins l'un de ces éléments de guidage (04,05) étant susceptible d'être entraíné.
  9. Dispositif selon la revendication 8, caractérisé en ce qu'entre les éléments de guidage (04;05), opposés l'un à l'autre, des éléments support (03;27) est prévu un guidage pour élément support (29), dans lequel les éléments support (03;27) sont guidés, au moins par tronçons, et sont soutenus par rapport au rouleau (02) à nettoyer.
  10. Dispositif selon la revendication 1, caractérisé en ce que le tronçon (07) s'écartant du rouleau (02) traverse, au moins par tronçons, au moins une chambre de nettoyage (11,12,13,14,15), dans laquelle l'élément de nettoyage (10;28) est exposé à un processus de nettoyage.
  11. Dispositif selon la revendication 1, caractérisé en ce que les rouleaux (02) ou les cylindres sont disposés dans une machine à imprimer rotative.
EP01913556A 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre Expired - Lifetime EP1259379B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP03101554A EP1342576B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre
EP03101552A EP1342575B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10009353A DE10009353A1 (de) 2000-02-28 2000-02-28 Vorrichtung zum Reinigen einer Walze oder eines Zylinders
DE10009353 2000-02-28
PCT/DE2001/000385 WO2001064440A1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP03101552A Division EP1342575B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre
EP03101554A Division EP1342576B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre

Publications (2)

Publication Number Publication Date
EP1259379A1 EP1259379A1 (fr) 2002-11-27
EP1259379B1 true EP1259379B1 (fr) 2003-11-05

Family

ID=7632708

Family Applications (3)

Application Number Title Priority Date Filing Date
EP03101552A Expired - Lifetime EP1342575B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre
EP03101554A Expired - Lifetime EP1342576B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre
EP01913556A Expired - Lifetime EP1259379B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre

Family Applications Before (2)

Application Number Title Priority Date Filing Date
EP03101552A Expired - Lifetime EP1342575B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre
EP03101554A Expired - Lifetime EP1342576B1 (fr) 2000-02-28 2001-02-01 Dispositif pour nettoyer un rouleau ou un cylindre

Country Status (5)

Country Link
EP (3) EP1342575B1 (fr)
AT (3) ATE253458T1 (fr)
AU (1) AU2001239151A1 (fr)
DE (4) DE10009353A1 (fr)
WO (1) WO2001064440A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2171631A (en) * 1935-07-08 1939-09-05 Celanese Corp Device for cleaning rotating cylinders
US3411444A (en) * 1966-04-22 1968-11-19 Oxy Dry Internat Ltd Blanket washing apparatus for use with printing presses
JPH03288756A (ja) * 1990-04-02 1991-12-18 Tokyo Kikai Seisakusho Ltd ドラッグローラー装置
DE4426079A1 (de) * 1994-07-22 1996-01-25 Baldwin Gegenheimer Gmbh Gerät zur Reinigung von Walzen
US5568768A (en) * 1995-05-04 1996-10-29 Presstek, Inc. Cleaning apparatus for offset plates
DE19734103B4 (de) * 1997-08-07 2008-08-07 Koenig & Bauer Aktiengesellschaft Einrichtung zum Entwickeln von zylindrischen Oberflächen

Also Published As

Publication number Publication date
EP1259379A1 (fr) 2002-11-27
DE50110646D1 (de) 2006-09-14
EP1342576B1 (fr) 2006-08-02
DE10009353A1 (de) 2001-09-20
EP1342575B1 (fr) 2006-08-02
ATE334825T1 (de) 2006-08-15
EP1342576A2 (fr) 2003-09-10
EP1342575A2 (fr) 2003-09-10
ATE334826T1 (de) 2006-08-15
EP1342575A3 (fr) 2003-09-24
WO2001064440A1 (fr) 2001-09-07
EP1342576A3 (fr) 2003-09-24
DE50100904D1 (de) 2003-12-11
DE50110645D1 (de) 2006-09-14
AU2001239151A1 (en) 2001-09-12
ATE253458T1 (de) 2003-11-15

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