EP0790125B1 - Vorrichtung zum Reinigen der Mantelfläche von Zylindern in Rotationsdruckmaschinen - Google Patents
Vorrichtung zum Reinigen der Mantelfläche von Zylindern in Rotationsdruckmaschinen Download PDFInfo
- Publication number
- EP0790125B1 EP0790125B1 EP97101504A EP97101504A EP0790125B1 EP 0790125 B1 EP0790125 B1 EP 0790125B1 EP 97101504 A EP97101504 A EP 97101504A EP 97101504 A EP97101504 A EP 97101504A EP 0790125 B1 EP0790125 B1 EP 0790125B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- hollow body
- cleaning
- cylinder
- cleaning cloth
- rotary printing
- 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
Links
- 238000004140 cleaning Methods 0.000 title claims description 23
- 239000004744 fabric Substances 0.000 claims description 13
- 230000007935 neutral effect Effects 0.000 claims description 7
- 230000000284 resting effect Effects 0.000 claims 2
- 239000000463 material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
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 device for cleaning the lateral surfaces of cylinders in rotary printing machines, with one extending over the length of the cylinder Cleaning cloth and with a cooperating with it Pressure element, the cleaning cloth through the Pressing element can be pressed against the moving lateral surface is and the pressing element from one with an internal pressure actable elastically deformable hollow body, which expands elastically when the internal pressure is applied.
- the object is achieved in that the Air supply to the hollow body via a two-way valve is carried out and that the two-way valve of overpressure is switchable to negative pressure, so that the hollow body of an outward stretched position over a neutral Rest position is moved to an inwardly stretched position.
- the cleaning device with the invention Design assigned to a pressure cylinder, so during a negative pressure is applied to the operation of the machine, so that the gripper fingers without damaging the cleaning cloth can happen.
- the hollow body is in a neutral rest position in which the cleaning cloth does not Has contact with the cylinder surface.
- the hollow body is made of a rubber-like Material made, so with this configuration Relatively low overpressure or underpressure is a simple solution of the task at hand.
- a cylinder 1 of a rotary printing press is for Clean the outer surface 2 of a pressure element 3 one Assigned cleaning device. via the pressure element 3 a cleaning cloth 4 can be pressed onto the outer surface 2, with which the outer surface 2 of the rotating cylinder 1 of Dirt and paint residues can be cleaned.
- the pressing element is an advantageous embodiment from an elastically deformable hollow body 5, for. B. from a rubber-like material that in a mounting rail 6 is recorded.
- a hose connector 7 On the mounting rail 6 is for air supply a hose connector 7 is provided with a Two-way valve 8 is connected.
- the two-way valve 8 is with a compressed air generator 9 and a suction air generator 10 coupled so that depending on the position of the two-way valve 8 the Air supply of the hollow body 5 from positive pressure to negative pressure is switchable.
- the two-way valve 8 is in one position drawn in which the hollow body 5 with negative pressure is acted upon.
- the hollow body 5 is dash-dotted and shown in dotted lines in a neutral rest position.
- the hollow body 5 presses the Cleaning cloth 4 on the outer surface 2.
- dashed the inwardly expanded position of the hollow body 5 reproduced when a negative pressure is applied.
- the solution is thus a substantially increased distance 11 between employee and employee position of the Cleaning cloth 4 to the outer surface 2 of the cylinder 1 reached. It can be clearly seen here that the hollow body 5 one without air in the neutral rest position has a convex cross-section on the outside.
Landscapes
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Description
- 1
- Zylinder
- 2
- Mantelfläche
- 3
- Andrückelement
- 4
- Reinigungstuch
- 5
- Hohlkörper
- 6
- Tragschiene
- 7
- Schlauchanschluß
- 8
- Zweiwegeventil
- 9
- Drucklufterzeuger
- 10
- Sauglufterzeuger
- 11
- Abstand
Claims (2)
- Vorrichtung zum Reinigen der Mantelflächen von Zylindern in Rotationsdruckmaschinen, mit einem sich über die Länge des Zylinders erstreckenden Reinigungstuch und einem damit zusammenwirkenden Andrückelement, wobei das Reinigungstuch durch das Andrückelement an die sich bewegende Mantelfläche andrückbar ist und das Andrückelement aus einem mit einem Innendruck beaufschlagbaren elastisch verformbaren Hohlkörper besteht, der beim Anlegen des Innendrucks elastisch expandiert,
dadurch gekennzeichnet, daßdie Luftversorgung des Hohlkörpers (5) über ein Zweiwegeventil (8) durchgeführt wirddas Zweiwegeventil (8) von überdruck auf Unterdruck umschaltbar ist, so daß der Hohlkörper (5) von einer nach außen gedrehten Position über eine neutrale Ruhelage in eine nach innen gedehnte Position bewegbar ist. - Vorrichtung nach Anspruch 1,
dadurch gekennzeichnet,
daß der Hohlkörper (5) ohne Luftbeaufschlagung in der neutralen Ruhelage eine nach außen gewölbten Querschnitt aufweist.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19605957A DE19605957A1 (de) | 1996-02-17 | 1996-02-17 | Vorrichtung zum Reinigen der Mantelfläche von Zylindern in Rotationsdruckmaschinen |
DE19605957 | 1996-02-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0790125A1 EP0790125A1 (de) | 1997-08-20 |
EP0790125B1 true EP0790125B1 (de) | 2000-04-19 |
Family
ID=7785704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97101504A Expired - Lifetime EP0790125B1 (de) | 1996-02-17 | 1997-01-31 | Vorrichtung zum Reinigen der Mantelfläche von Zylindern in Rotationsdruckmaschinen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5784962A (de) |
EP (1) | EP0790125B1 (de) |
JP (1) | JPH09220805A (de) |
CZ (1) | CZ14997A3 (de) |
DE (2) | DE19605957A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19920231A1 (de) * | 1999-05-03 | 2000-11-09 | Baldwin Grafotec Gmbh | Reinigungsvorrichtung für die graphische Industrie |
DE19920230A1 (de) | 1999-05-03 | 2000-11-09 | Baldwin Grafotec Gmbh | Reinigungsvorrichtung für die graphische Industrie |
US6799514B2 (en) | 2002-01-11 | 2004-10-05 | The Procter & Gamble Company | Cleaning apparatus for printing press |
EP1501680A4 (de) * | 2002-05-08 | 2005-07-13 | Baldwin Graphic System Inc | Balg mit konstantkontaktbereich zur reinigung eines gummizylinders |
US7024150B2 (en) * | 2002-09-17 | 2006-04-04 | Brother Kogyo Kabushiki Kaisha | Separable cleaning device for an image forming apparatus |
DE102006033398B4 (de) * | 2006-07-19 | 2010-01-14 | Technotrans Ag | Waschvorrichtung für Druckmaschinen |
DE102017221537B4 (de) * | 2017-11-30 | 2024-07-11 | Robert Bosch Gmbh | Vorrichtung und Verfahren zum Reinigen eines Teilbereichs einer Gehäuseoberfläche |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4757763A (en) * | 1979-04-19 | 1988-07-19 | Baldwin Technology Corporation | Automatic blanket cylinder cleaner |
US4344361A (en) * | 1979-04-19 | 1982-08-17 | Baldwin-Gegenheimer Corporation | Automatic blanket cylinder cleaner |
DE3309557A1 (de) * | 1983-03-17 | 1984-09-27 | M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach | Rakel fuer eine walzenwaschvorrichtung |
DD227927A1 (de) * | 1984-11-02 | 1985-10-02 | Polygraph Leipzig | Vorrichtung zur reinigung eines zylinders einer druckmaschine |
JPS63286350A (ja) * | 1987-05-19 | 1988-11-24 | Nippon Baldwin Kk | 印刷機のシリンダ洗滌装置 |
DE4008159A1 (de) * | 1990-03-15 | 1991-09-19 | Heidelberger Druckmasch Ag | Reinigungseinrichtung fuer eine druckmaschine |
DE4142422A1 (de) * | 1991-12-20 | 1993-06-24 | Baldwin Gegenheimer Gmbh | Vorrichtung zum reinigen von zylindern einer rotationsdruckmaschine |
DE4319258C2 (de) * | 1993-06-09 | 2003-10-09 | Heidelberger Druckmasch Ag | Reinigungsvorrichtung für Druckmaschinen |
DK83193A (da) * | 1993-07-09 | 1995-01-10 | Tresu A S Maskinfabriken | Fremgangsmåde og apparat til rensning af overfladen på en valse |
US5519914A (en) * | 1995-08-01 | 1996-05-28 | Egan; Ronald G. | Contact type automatic roll cleaner |
-
1996
- 1996-02-17 DE DE19605957A patent/DE19605957A1/de not_active Ceased
-
1997
- 1997-01-17 CZ CZ97149A patent/CZ14997A3/cs unknown
- 1997-01-31 EP EP97101504A patent/EP0790125B1/de not_active Expired - Lifetime
- 1997-01-31 DE DE59701458T patent/DE59701458D1/de not_active Expired - Fee Related
- 1997-02-13 JP JP9028227A patent/JPH09220805A/ja not_active Withdrawn
- 1997-02-18 US US08/801,516 patent/US5784962A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH09220805A (ja) | 1997-08-26 |
DE19605957A1 (de) | 1997-08-21 |
DE59701458D1 (de) | 2000-05-25 |
CZ14997A3 (en) | 1997-09-17 |
US5784962A (en) | 1998-07-28 |
EP0790125A1 (de) | 1997-08-20 |
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