EP0098514A2 - Encrier - Google Patents
Encrier Download PDFInfo
- Publication number
- EP0098514A2 EP0098514A2 EP83106317A EP83106317A EP0098514A2 EP 0098514 A2 EP0098514 A2 EP 0098514A2 EP 83106317 A EP83106317 A EP 83106317A EP 83106317 A EP83106317 A EP 83106317A EP 0098514 A2 EP0098514 A2 EP 0098514A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- roller
- ink
- rollers
- belts
- inking
- 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
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
- B41F31/16—Continuous, e.g. endless, band apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F31/00—Inking arrangements or devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S101/00—Printing
- Y10S101/33—Ink transfer employing one or more belts
Definitions
- the invention relates to a device for transporting a liquid medium according to the preamble of claim 1.
- the invention has for its object to provide a device with which it is possible to use a liquid medium to be transported on rollers in the longitudinal axis direction thereof without the roller having to perform a traversing movement.
- a liquid medium for. B. printing ink, fountain solution, coating liquid, etc. on a jacket of a roller can be transported transversely, that is in the longitudinal direction of the roller without requiring a traversing movement.
- the object of the invention can, for. B. can advantageously be used in an inking unit of a rotary printing press in order to significantly reduce the degree of non-uniformity of an ink layer thickness relief over the length of an inking roller without having to use a doctor blade.
- the device according to the invention also favors the evaporation of the dampening liquid in the printing ink after printing, so that the ink film returning to the inking unit is largely free of dampening agent. Due to the large number of splitting points, the ink returning to the inking unit is kept supple.
- An inking unit of a rotary printing machine dyes in a known manner a rubber-coated inking roller 1, which in turn a printing plate 2, for. B. an offset printing plate, which is clamped on a forme cylinder 3.
- the printing plate 2 transfers ink to a blanket 4 of a blanket cylinder 6.
- Ink application roller 1, forme cylinder 3 and blanket cylinder 6 preferably have the same diameter and are driven in a known manner at the same peripheral speed.
- the inking roller 1 or the printing plate 2 is moistened via a dampening unit 7.
- the inking roller 1 receives its printing ink from one preferably ink fountain key-free ink fountain 8.
- Both a lifter and a film inking unit - as shown in the exemplary embodiment in FIG. 1 - can be used to produce a uniform ink film.
- the operation of film inking units is general, e.g. B. from DE-PS 901 057, known so that its detailed description can be omitted here.
- the printing ink passes from the ink fountain 8 via a speed-controllable duct roller 9, intermediate rollers 11, 12, 13, 14, 16, onto a first transfer roller 18 and a second transfer roller 19. Both transfer rollers 18, 19 are in contact with the ink application roller 1.
- Ductor roller 9, intermediate rollers 11 to 16 and transfer rollers 18, 19 have a significantly smaller diameter than the inking roller 1, the rollers 11 to 16, 18, 19 having the same peripheral speed as the inking roller 1.
- Rollers 14, 18, 19 are as oscillating Ink distribution rollers executed.
- each row 30, 35 of belts 27 consists of a plurality, for. B. 20, side by side - directly on or at a distance from each other - arranged belts 27.
- the belts 27 are z. B. 40 mm wide. They consist - or at least their outside 36 consists - of an ink-friendly layer 37, e.g. B. rubber.
- One or more driven drive rollers 28 are mounted in the side frames (not shown). They each serve to drive the belt 27 and are either via a main drive of the machine or a separate drive, for. B. driven a speed-controlled electric motor.
- a carrier 29 is arranged between the side frames and screwed to them.
- a plurality of axes 32 are welded to the carrier 29 at a distance "b" from one another, one above the other and next to one another.
- a deflection roller 33 and an ink transfer roller 34 are each rotatably mounted on the axes 32.
- Each deflection roller 33 is non-positively connected to the drive roller 28 by means of a belt 27.
- Rotation axes 15 and 17 of the deflection rollers 33 and ink transfer rollers 34 run parallel.
- the axes of rotation 20, 15, 17 of the driven rollers 28 and deflection rollers 33 or ink transfer rollers 34 are arranged on mutually parallel planes.
- the vertical planes passing through the axes of rotation 15, 17 of deflection rollers 32 or ink transfer rollers 34 each intersect one another the vertical axis extending the vertical plane at an angle of 90 °.
- An ink transfer roller 34 presses on directly adjacent belts 27. As a result, the belts 27 are pressed against the deflection rollers 33 assigned to them.
- the ink transfer roller 34 is with an oleophilic coat - z. B. made of rubber - and thus transfers ink from a belt 27 to the directly adjacent belt 27th
- the ink transfer roller 34 can also be arranged below two deflection rollers 33. In this case, two adjacent belts 27 partially wrap around the ink transfer roller 34.
- endless ink transport belts 38 - also with their own drive - can be provided in the form of a horizontal belt.
- This ink transport belt 38 rests on a plurality of (vertical) belts 27 arranged next to one another, specifically at points at which the belts 27 wrap around the deflection rollers 33. From these (horizontal) ink transport belts 38, printing ink is then transported from one belt 27 to the next one, etc.
- Pressure rollers 39 guide the ink transport belt 38. They also press it against the belt 27 at the same time.
- the pressure rollers 39 are rotatably mounted on axes 32.
- an ink thickness compensation in the longitudinal axis direction of an ink leading inking roller 23, 24, 26 can take place.
- the ink thickness compensation takes place from places with excess ink to places with lack of printing ink, so that an equally thick ink film forms along the length of the roller.
- the belts 27 are pressed by the drive rollers 28 against the ink relief compensation rollers 23, 24, 26. Each of their jackets is in contact with one or more inking rollers.
- Deflection rollers 33 arranged next to one another can be driven in the same or different sense of rotation, depending on how the belts 27 are placed on the deflection rollers 33. If the directions of rotation of two adjacent deflection rollers 33 are the same, then only one or an odd number of ink transfer rollers 34 - each of which is in contact with the adjacent one - are arranged between two adjacent deflection rollers 33, whereby if only one ink transfer roller 34 is arranged, these with both deflection rollers 33 is in contact via the belt 27. If the directions of rotation of two adjacent deflection rollers 33 are not the same, two or an even number of ink transfer rollers 34 are arranged between two adjacent deflection rollers 33.
- the entire width of an inking roller 41 is not covered with belts 27, but only a few are arranged, specifically at the locations at which the ink / dampening solution mixture accumulates. It may be the case that two or three belts 27 are provided at both ends of the inking roller 41 (see FIG. 4).
- a slidable and fixable slide (not shown) is provided on the carrier 29 on which the deflection rollers 33 and the ink transfer rollers 34 are attached.
- the device according to the invention can advantageously also be used in dampening units.
Landscapes
- Inking, Control Or Cleaning Of Printing Machines (AREA)
- Ink Jet (AREA)
- Screen Printers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT83106317T ATE30401T1 (de) | 1982-07-07 | 1983-06-29 | Farbwerk. |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3225378 | 1982-07-07 | ||
| DE19823225378 DE3225378A1 (de) | 1982-07-07 | 1982-07-07 | Farbwerk |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP0098514A2 true EP0098514A2 (fr) | 1984-01-18 |
| EP0098514A3 EP0098514A3 (en) | 1985-05-15 |
| EP0098514B1 EP0098514B1 (fr) | 1987-10-28 |
Family
ID=6167849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP83106317A Expired EP0098514B1 (fr) | 1982-07-07 | 1983-06-29 | Encrier |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4454813A (fr) |
| EP (1) | EP0098514B1 (fr) |
| JP (1) | JPS5922757A (fr) |
| AT (1) | ATE30401T1 (fr) |
| DE (2) | DE3225378A1 (fr) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0242648A3 (fr) * | 1986-04-24 | 1989-04-26 | M.A.N.-ROLAND Druckmaschinen Aktiengesellschaft | Dispositif d'encrage pour une rotative d'impression planographique |
| EP0414259A1 (fr) * | 1989-08-24 | 1991-02-27 | KRONES AG Hermann Kronseder Maschinenfabrik | Dispositif d'impression d'étiquettes dans les étiqueteuses |
| EP0476328A1 (fr) * | 1990-08-31 | 1992-03-25 | Rockwell International Corporation | Système amélioré d'impression sans clés pour l'impression lithographique sans clés d'encrage |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3127880C2 (de) * | 1981-07-15 | 1983-12-22 | Koenig & Bauer AG, 8700 Würzburg | Farbwerk |
| DE3531433A1 (de) * | 1985-09-03 | 1987-03-12 | Heidelberger Druckmasch Ag | Farbwerk fuer rotationsdruckmaschinen |
| DD278552A1 (de) * | 1988-12-23 | 1990-05-09 | Polygraph Leipzig | Farbwerk fuer schnellaufende rotationsdruckmaschinen |
| JPH0742470B2 (ja) * | 1989-11-20 | 1995-05-10 | 日本パーカライジング株式会社 | 亜鉛めっき鋼板用防錆兼用プレス加工油 |
| JPH0742471B2 (ja) * | 1990-01-17 | 1995-05-10 | 新日本製鐵株式会社 | 亜鉛メッキ鋼板の防錆兼用プレス加工油 |
| US6367380B1 (en) | 1998-02-02 | 2002-04-09 | Sequa Can Machinery, Inc. | Inking system with a belt and differential roller speeds |
| AU2572399A (en) * | 1998-02-02 | 1999-08-16 | Sequa Corporation | Inking system with a belt and differential roller speeds |
| DE10202785B4 (de) * | 2002-01-25 | 2011-12-01 | Manroland Ag | Druckmaschine mit einem Farb- und Feuchtwerk |
| US20100083856A1 (en) * | 2008-10-03 | 2010-04-08 | Goss International Americas, Inc. | Belted inker for a printing press |
| US12533688B2 (en) * | 2022-01-27 | 2026-01-27 | Xerox Corporation | System and method of atomizing reactive two-part fluids |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US139171A (en) * | 1873-05-20 | Improvement in lithographic presses | ||
| US549976A (en) * | 1895-11-19 | Ertson | ||
| US773444A (en) * | 1903-06-05 | 1904-10-25 | Ernst Wesser | Cylinder printing-machine. |
| US1840009A (en) * | 1929-09-20 | 1932-01-05 | Hoe & Co R | Inking mechanism for printing machines |
| CH270859A (de) * | 1940-08-22 | 1950-09-30 | Semperit Ag | Farbwerk für Buchdruckmaschinen. |
| DE901057C (de) * | 1950-04-14 | 1954-01-07 | Koenig & Bauer Schnellpressfab | Heberloses Farbwerk fuer Rotationsdruckmaschinen |
| US3366046A (en) * | 1966-02-01 | 1968-01-30 | Frank V. Szasz | Printing cylinder with ink belts for multicolor single impression printing |
| CA1019637A (en) * | 1972-05-09 | 1977-10-25 | Dahlgren Manufacturing Company | Method and apparatus for inking printing plates |
| NL150375B (nl) * | 1972-06-16 | 1976-08-16 | Joh Enschede En Zonen | Inktwerk voor het opdrukken van serienummers of letters op waardepapier. |
| US3888172A (en) * | 1973-06-21 | 1975-06-10 | American Bank Note Co | Intaglio printing press with web wiping apparatus having supply and take-up reels outside frame |
| DE3014144C2 (de) * | 1980-04-12 | 1982-01-21 | M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach | Vorrichtung zum Aufbringen einer Flüssigkeit auf den Plattenzylinder einer Rotationsdruckmaschine |
-
1982
- 1982-07-07 DE DE19823225378 patent/DE3225378A1/de not_active Withdrawn
-
1983
- 1983-06-22 US US06/506,954 patent/US4454813A/en not_active Expired - Fee Related
- 1983-06-29 AT AT83106317T patent/ATE30401T1/de not_active IP Right Cessation
- 1983-06-29 EP EP83106317A patent/EP0098514B1/fr not_active Expired
- 1983-06-29 DE DE8383106317T patent/DE3374188D1/de not_active Expired
- 1983-07-04 JP JP58120438A patent/JPS5922757A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0242648A3 (fr) * | 1986-04-24 | 1989-04-26 | M.A.N.-ROLAND Druckmaschinen Aktiengesellschaft | Dispositif d'encrage pour une rotative d'impression planographique |
| EP0414259A1 (fr) * | 1989-08-24 | 1991-02-27 | KRONES AG Hermann Kronseder Maschinenfabrik | Dispositif d'impression d'étiquettes dans les étiqueteuses |
| EP0476328A1 (fr) * | 1990-08-31 | 1992-03-25 | Rockwell International Corporation | Système amélioré d'impression sans clés pour l'impression lithographique sans clés d'encrage |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0377784B2 (fr) | 1991-12-11 |
| JPS5922757A (ja) | 1984-02-06 |
| ATE30401T1 (de) | 1987-11-15 |
| DE3225378A1 (de) | 1984-01-12 |
| EP0098514A3 (en) | 1985-05-15 |
| DE3374188D1 (en) | 1987-12-03 |
| US4454813A (en) | 1984-06-19 |
| EP0098514B1 (fr) | 1987-10-28 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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| 17P | Request for examination filed |
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|
| 17Q | First examination report despatched |
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| ITF | It: translation for a ep patent filed | ||
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