EP1577094A1 - Dispositif de nettoyage pour un cylindre dans une machine de traitement - Google Patents

Dispositif de nettoyage pour un cylindre dans une machine de traitement Download PDF

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Publication number
EP1577094A1
EP1577094A1 EP05004776A EP05004776A EP1577094A1 EP 1577094 A1 EP1577094 A1 EP 1577094A1 EP 05004776 A EP05004776 A EP 05004776A EP 05004776 A EP05004776 A EP 05004776A EP 1577094 A1 EP1577094 A1 EP 1577094A1
Authority
EP
European Patent Office
Prior art keywords
cylinder
brush
bristle
cleaning device
roller
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.)
Withdrawn
Application number
EP05004776A
Other languages
German (de)
English (en)
Inventor
Rainer Gebhardt
Joachim Olek
Jürgen Schölzig
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.)
Manroland AG
Original Assignee
MAN Roland Druckmaschinen 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 MAN Roland Druckmaschinen AG filed Critical MAN Roland Druckmaschinen AG
Publication of EP1577094A1 publication Critical patent/EP1577094A1/fr
Withdrawn legal-status Critical Current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
    • B41P2235/23—Brushes

Definitions

  • the invention relates to a cleaning device for a cylinder in one Processing machine, preferably a printing press or Painting machine, according to the preamble of claim 1, 2 and 3.
  • Die Cleaning device has a provided with a brush trim Washing roller (brush roller) and is preferred for cleaning the lateral surface a cylinder or for cleaning a fixed on a cylinder printing plate in can be used such a processing machine.
  • a cleaning device of this type is known from DE 200 08 043 U1.
  • the Device is with a rotatably driven cleaning element receiving housing formed with a drain, which is a one Having cylinder facing opening.
  • the housing still has at least two separate supply lines for different cleaning fluids on, each supply line line side with its own reservoir and is coupled with separate spray tubes in the housing.
  • the cleaning element is preferably a drivable, provided with a brush stocking washing roller (Brush roller), which is constantly engaged with a doctor element.
  • the invention is based on the object, a cleaning device of to create the aforementioned type, in particular in the cleaning of a sensitive surface formed by elevations and depressions a cylinder allows a gentle cleaning and an increased Achieved cleaning effect.
  • the elevators close metallic or ceramic plates with such Surface profiles. Furthermore, if necessary, the surface profiles on the Cylinder shell surfaces or the elevators with a relative wear-sensitive sealant coated.
  • the printing plates are preferred Flexographic printing forms (high-pressure forms) or blankets (full-surface or specially cut out), which on a forme cylinder or a Blanket cylinder can be arranged detachably.
  • a second advantage results from the fact that by the special training of the Bürstenbesatzes the brush roller a noticeably increased cleaning effect on cylinder to be cleaned, the elevator, the blanket or the flexographic printing plate is achievable.
  • a third advantage is that the brush roller by the special Forming the brushing the relevant, especially the sensitive Surface profile gently cleans, so that the surface to be cleaned one noticeably reduced wear.
  • the brush roller is suitable in particular for cleaning with a wear-sensitive sealant coated surface profiles on cylinders or their elevators, but also for sensitive flexographic printing plates or recessed blankets, in which gently the relief depths and flanks of the printing plate can be cleaned.
  • the cleaning device or the Brush roller in the cylinder channel passage preferably from the Cylinder surface off and then back to this can be adjusted. For a transport of cleaning fluid in the cylinder channel is avoidable.
  • the brush roller in relation to the direction of rotation of the to be cleaned cylinder with alternating directions of rotation within a Washing sequence is driven.
  • the elevations, depressions or Flanks of the surface profile comprehensively cleanable.
  • the Brush roller additionally changeable in the axial direction drivable.
  • the brush stocking over the width of Brush roll (in the axial direction) a brush trim with an outer and an inner diameter. Due to the different diameters of the Brushing is an improved penetration of the bristles in the wells and an improved cleaning effect on the flanks or the elevations of the respective surface profile feasible.
  • the cleaning device shown in Figure 1 is on a cylinder 1, Preferably, a sheet guiding cylinder or a forme cylinder a Printing press or varnishing machine, arranged adjacent.
  • the Cleaning device has a housing 2 of approximately rectangular Cross-section extending over the entire width of the cylinder 1.
  • the Housing 2 consists of an upper housing part and a detachable thereto attached lower housing part with a drain disposed thereon 11 for contaminated cleaning fluid.
  • the housing 2 has one of the cleaning lateral surface (or printing plate) of the cylinder 1 facing opening on, through which a rotatably mounted in the housing 2 brush roller 3 as Cleaning element protrudes so far that they are in the shown in Figure 1 Anstellposition with the cylinder 1 is in contact.
  • a first spray tube 4 with an upstream first supply line 5 for a first cleaning fluid, a second spray tube 6 with an upstream second supply line 7 for a second cleaning fluid and a third spray tube 8 with an upstream third supply line 9 extend parallel to the brush roller 3 in the housing 2 for a third cleaning liquid, in particular for water.
  • the spray pipes 4, 6, 8 have a plurality of small openings or nozzles which are distributed at regular intervals from one another over the entire length of the spray pipes 4, 6, 8.
  • the spray tubes 4, 6, 8 are adjacent to the upper portion of the brush roller 3 and are located at a distance therefrom.
  • individual nozzles can be arranged, which are coupled to the respective supply line 5, 7, 9 line side.
  • On the housing 2 a further consisting of a cylindrical rod doctor blade 10 is arranged, which is preferably in continuous engagement with a brush attachment 13 of the brush roller 3.
  • the first supply line 5, from the second spray pipe 6 leads the second supply line 7 and the third spray tube 8 leads the third Supply line 9 to a trained as 3/3-way valve; with a Machine control coupled valve block, which consists of three from each other separate reservoirs on preferably three separate pumps the Cleaning fluids are optionally supplied.
  • the brush roller 3 mounted in the housing 2 as a cleaning element has a roller core 12, on which the brush attachment 13 is preferably arranged concentrically and concentrically in the axial direction.
  • the brush stocking 13 (over the roll width) of the same outer diameter D 1 and preferably ground, so that a good concentricity of the brush roller 3 and a uniform cleaning result is guaranteed.
  • this brush stocking 13 is spiral and in a further embodiment of the brush stocking 13 is tuft-shaped (see Fig. 2) arranged on the roll core 12.
  • the brush stocking 13 is exemplified by a tuft of bristles 14 shown.
  • the brush stocking 13 is characterized by a plurality of individual bristles 14 formed, which are fixedly arranged end on the roller core 12 and preferred radially have an equal length.
  • every single bristle is 14 finely split (spliced) and thus has a plurality of bristle tips 15.
  • each single bristle 14 has radially end from a cleavage point 16 at least two Bristle tips 15, which reduced in relation to the strength of a bristle 14 Bristle tip thicknesses have.
  • more than at least two bristle tips 15 can be generated.
  • the preferred splice depth length of the bristle tips 15 from the cleavage site 16 to the free end (diameter D 1 ) is about 3 to 8 mm for each bristle 14.
  • the preferred single bristle tip thickness is about 0.10 to 0.30 mm per Bristle 14.
  • the preferred length (from roll core 12 to diameter D) of bristles 14, including bristle tips 15, is about 10 to 35 mm per bristle 14.
  • the brush stocking 13 preferably has bristles 14 (with bristle tips 15) Polyamide and / or polyester or contains at least such materials.
  • a mixture of polyamide and polyester e.g. With in each case a share of 50%, can be used as a brush stocking 13.
  • Each Bristle 14 is smooth or wavy executable.
  • the brush attachment 13 is made uniform bristles 14, for example, smooth bristles 14 formed. Alternatively it is as well a mixture of smooth and wavy bristles 14 can be used.
  • the brush roller 3 formed in this way is rotationally preferably alternating can be driven, additionally driven in an alternating axial manner if required.
  • the drives are preferably coupled to the machine control.
  • the one in a washing sequence on the cylinder 1 employed brush roller 3 is preferably a function of Passage of a cylinder channel from the cylinder 1 off and then back to the cylinder 1 adjustable.
  • the brush roller 3 a cylinder 1 on / off associated, which is a flexible high-pressure mold, preferably a flexo / flexo varnish, or a blanket, including one recessed blanket, wears.
  • a cylinder 1 is preferred as formed a blanket / form cylinder.
  • Printing forms elevations, depressions and flanks.
  • the usable Flexographic / flexo lacquers are especially photopolymer printing forms with a substrate based on metal or plastic, for example Aluminum base or polyester base.
  • Each individual bristle 14 is at the free end in several bristle tips 15 split.
  • the brush roller 3 is rotationally driven alternately, so that mutually the depressions, elevations and flanks of o.g. Printing forms are effectively cleanable. If necessary, the brush roller 3 additionally drivable in an axially changing manner.
  • the brush roller 3 is assigned to a cylinder 1 on / ab nie, which is a printing material-carrying cylinder 1.
  • the printing material-carrying cylinder for example an impression cylinder and / or a transfer cylinder, has a surface profile on the lateral surface or carries a releasably fixable elevator with a surface profile. Such a surface profile is formed for example by chromium.
  • the cylinder 1 associated with the brush roller 3 has, as described as a brush stocking 13, a plurality of individual, on the roller core 12 fixedly arranged bristles 14 on. Each individual bristle 14 is split at the free end into a plurality of bristle tips 15.
  • the brush roller 3 is rotationally driven in alternation, so that mutually the depressions, elevations and flanks of the surface profile can be effectively cleaned. If necessary, the brush roller 3 is additionally driven axially iridescent.
  • the brush roller 3 is assigned to a cylinder 1 on / ab nieth, which is a sheet guiding cylinder with a surface profile on the lateral surface or which carries a releasably fixed elevator with a surface profile.
  • an adhesive coating of a wear-prone sealant is arranged on the respective surface profile.
  • Such a surface profile (with sealant) for cylinder 1 is known for example from DE 201 07 183 U1.
  • the surface profile is formed from molybdenum or tungsten carbide / cobalt or at least contains these materials.
  • the sealant on the surface profile is preferably from the group of polyorganosiloxanes.
  • the brush roller 3 assigned to the cylinder 3 has a multiplicity of individual bristles 14 arranged fixedly on the roller core 12 at the end. Each individual bristle 14 is split at the free end into a plurality of bristle tips 15.
  • the brush roller 3 is rotationally driven in alternation, so that mutually the depressions, elevations and flanks of the respective surface profile with sealant are effectively cleaned.
  • the brush attachment 13 in the axial direction with an outer diameter D 1 in a first brush width B 1 and with an inner diameter D 2 in a second brush width B 2 on the Width of the brush roller 3 arranged in a zonal pattern.
  • the brush attachment 13 is thus formed in the axial direction by alternating diameters D 1 and D 2 .
  • Fig. 3 on the roller core 12 of the brush attachment 13 in the axial direction with an outer diameter D 1 in a first brush width B 1 and with an inner diameter D 2 in a second brush width B 2 over the width of the brush roller 3 is arranged helically.
  • the brush roller 3 is in turn rotationally driven alternately.
  • the brush widths B 1 and B 2 are unequal or preferably equally dimensioned.
  • the diameter D 2 in the bristles 14 is preferably in the region formed by the cleavage site 16 and the free end of the bristles 14 (diameter D 1 ) (FIG. 2).
  • the brush attachment 13 always has relatively soft bristle tips 15, even at different diameters (D 1 , D 2 ), which are always split at each bristle 14.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Brushes (AREA)
EP05004776A 2004-03-16 2005-03-04 Dispositif de nettoyage pour un cylindre dans une machine de traitement Withdrawn EP1577094A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004012655 2004-03-16
DE200410012655 DE102004012655B4 (de) 2004-03-16 2004-03-16 Reinigungsvorrichtung für einen Zylinder in einer Verarbeitungsmaschine

Publications (1)

Publication Number Publication Date
EP1577094A1 true EP1577094A1 (fr) 2005-09-21

Family

ID=34833126

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05004776A Withdrawn EP1577094A1 (fr) 2004-03-16 2005-03-04 Dispositif de nettoyage pour un cylindre dans une machine de traitement

Country Status (2)

Country Link
EP (1) EP1577094A1 (fr)
DE (1) DE102004012655B4 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2243632A3 (fr) * 2009-04-22 2011-10-19 KULLEN GmbH & Co. KG Brosse rotative dotée d'une garniture de soies différentes
EP2995455A1 (fr) * 2014-09-12 2016-03-16 manroland web systems GmbH Dispositif de nettoyage avec brosse de nettoyage pour une imprimante
CN109226013A (zh) * 2018-10-06 2019-01-18 泰州市正阳麦芽有限公司 一种麦芽原料加工用精选装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007023626B4 (de) 2007-05-22 2017-04-27 Koenig & Bauer Ag Waschvorrichtung für einen sich drehenden Zylinder in einer Druckmaschine
DE102007023625B4 (de) 2007-05-22 2015-10-29 Koenig & Bauer Ag Vorrichtung zur Reinigung eines Zylinders in einer Druckmaschine
DE102010062256A1 (de) 2010-12-01 2012-06-06 Manroland Ag Reinigungsvorrichtung für einen Zylinder einer Verarbeitungsmaschine

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974975A (en) * 1997-12-10 1999-11-02 Heidelberger Druckmaschinen Cleaning device for cylinders of printing presses
DE20008043U1 (de) 2000-05-04 2000-07-13 MAN Roland Druckmaschinen AG, 63075 Offenbach Reinigungsvorrichtung für einen Zylinder einer Druckmaschine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE20307718U1 (de) * 2003-05-17 2003-11-06 MAN Roland Druckmaschinen AG, 63075 Offenbach Reinigungsvorrichtung für einen Zylinder einer Verarbeitungsmaschine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5974975A (en) * 1997-12-10 1999-11-02 Heidelberger Druckmaschinen Cleaning device for cylinders of printing presses
DE20008043U1 (de) 2000-05-04 2000-07-13 MAN Roland Druckmaschinen AG, 63075 Offenbach Reinigungsvorrichtung für einen Zylinder einer Druckmaschine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2243632A3 (fr) * 2009-04-22 2011-10-19 KULLEN GmbH & Co. KG Brosse rotative dotée d'une garniture de soies différentes
EP2995455A1 (fr) * 2014-09-12 2016-03-16 manroland web systems GmbH Dispositif de nettoyage avec brosse de nettoyage pour une imprimante
CN109226013A (zh) * 2018-10-06 2019-01-18 泰州市正阳麦芽有限公司 一种麦芽原料加工用精选装置

Also Published As

Publication number Publication date
DE102004012655A1 (de) 2005-10-06
DE102004012655B4 (de) 2014-02-27

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