DE10112417C1 - Preparation method and appliance for printing comprise printing cylinder, pressure unit, doctor blade, and induction heater - Google Patents
Preparation method and appliance for printing comprise printing cylinder, pressure unit, doctor blade, and induction heaterInfo
- Publication number
- DE10112417C1 DE10112417C1 DE10112417A DE10112417A DE10112417C1 DE 10112417 C1 DE10112417 C1 DE 10112417C1 DE 10112417 A DE10112417 A DE 10112417A DE 10112417 A DE10112417 A DE 10112417A DE 10112417 C1 DE10112417 C1 DE 10112417C1
- Authority
- DE
- Germany
- Prior art keywords
- forme cylinder
- printing
- printing film
- cylinder
- doctor
- 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 - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
- B41F27/1262—Devices for attaching printing elements or formes to supports for attaching flexible printing formes without tensioning means
- B41F27/1275—Devices for attaching printing elements or formes to supports for attaching flexible printing formes without tensioning means by means of adhesives, staples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F27/00—Devices for attaching printing elements or formes to supports
- B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
- B41F27/1206—Feeding to or removing from the forme cylinder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N3/00—Preparing for use and conserving printing surfaces
- B41N3/006—Cleaning, washing, rinsing or reclaiming of printing formes other than intaglio formes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
- B41N6/00—Mounting boards; Sleeves Make-ready devices, e.g. underlays, overlays; Attaching by chemical means, e.g. vulcanising
- B41N6/02—Chemical means for fastening printing formes on mounting boards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
- B41P2227/70—Forming the printing surface directly on the form cylinder
Abstract
Description
Die Erfindung betrifft Verfahren und Vorrichtungen zur Druckvorbereitung eines Formzylinders gemäß dem Oberbegriff der Ansprüche 1, 3, 5 oder 6.The invention relates to methods and devices for preparing a print Forme cylinder according to the preamble of claims 1, 3, 5 or 6.
Durch die DE 42 17 941 C2 ist ein Verfahren und eine Vorrichtung zum Aufbringen eines Klischees auf die Mantelfläche eines Formzylinders bekannt, wobei die Klischees paßgerecht angelegt, faltenfrei angedrückt und dabei festgeklebt werden.DE 42 17 941 C2 describes a method and a device for applying a Clichés known on the outer surface of a forme cylinder, the clichés designed to fit, pressed on without wrinkles and glued in the process.
Die DE 44 30 555 C1 und die DE 38 37 909 C2 beschreiben Verfahren zur Bebilderung von Formzylindern. Dabei wird Material aus einer Transferfolie selektiv an den farbführenden Stellen direkt auf die Mantelfläche des Formzylinders aufgebracht. Zum Entfernen dieses selektiv aufgebrachten Materials können Rakel vorgesehen sein. Eine Druckfolie als Zwischenträger des Druckbildes ist dabei nicht vorgesehen.DE 44 30 555 C1 and DE 38 37 909 C2 describe methods for imaging of forme cylinders. Material from a transfer film is selectively attached to the ink-bearing points applied directly to the surface of the forme cylinder. To the Squeegees can be provided to remove this selectively applied material. A Printing film as an intermediate carrier of the printed image is not provided.
Der Erfindung liegt die Aufgabe zugrunde, Verfahren und Vorrichtungen zur Druckvorbereitung eines Formzylinders zu schaffen.The invention has for its object methods and devices for To prepare a forme cylinder.
Die Aufgabe wird erfindungsgemäß durch die Merkmale der Ansprüche 1, 3, 5 oder 6 gelöst.The object is achieved by the features of claims 1, 3, 5 or 6 solved.
Die mit der Erfindung erzielbaren Vorteile bestehen insbesondere darin, daß die Druckform, z. B. Druckfolie in kürzester Zeit auf den Formzylinder aufgebracht und bebildert ist, da das Bebildern bereits während des Aufbringvorganges der Druckfolie stattfindet. The advantages that can be achieved with the invention are, in particular, that the Printing form, e.g. B. printing film applied to the forme cylinder in the shortest possible time and is illustrated, since the imaging takes place during the application process of the printing film takes place.
Weiterhin ist durch ein Aufkleben der Druckfolie auf die Mantelfläche des Formzylinders ein verrutschfestes Anhaften derselben auf dem Formzylinder gewährleistet. Ein Ablösen der Druckfolie von der Oberfläche des Formzylinders erfolgt in einfacher Weise mit zumindest einem Rakelblatt. In besonders vorteilhafter Weise wird das Abrakeln mittels einer axialen Hin- und Herbewegung der Rakeleinrichtung durchgeführt, ggf. unter Verwendung von Wärme.Furthermore, by sticking the printing film on the outer surface of the forme cylinder a slip-resistant adhesion of the same on the forme cylinder is guaranteed. A releasing the printing film from the surface of the forme cylinder is carried out in a simple manner at least one doctor blade. In a particularly advantageous manner, doctoring is carried out by means of an axial reciprocating movement of the doctor device, if necessary under Use of heat.
Ein Ausführungsbeispiel der Erfindung ist in der Zeichnung dargestellt und wird im folgenden näher beschrieben. Die einzige Zeichnung zeigt eine schematische Darstellung eines Formzylinders mit Mitteln zur Druckvorbereitung.An embodiment of the invention is shown in the drawing and is in following described in more detail. The only drawing shows a schematic representation a forme cylinder with means for printing preparation.
Ein Formzylinder 01 für eine Rotationsdruckmaschine weist außerhalb seiner Mantelfläche 02 eine Zuführ- und Andrückeinheit 03 für Druckformen 04, z. B. Druckfolie 04 auf, welche von einer Vorratsrolle 06 abziehbar ist. Das Abziehen der Druckfolie 04 von der Vorratsrolle 06 erfolgt z. B. mittels eines Zugwalzenpaares 07, wobei eine Andrückeinheit 08, z. B. eine Andrückwalze 08 einen Anfang 09 sowie die nachfolgende Druckfolie 04 auf der Mantelfläche 02 des Formzylinders 01 während seiner Drehbewegung festlegt.A plate cylinder 01 for a rotary printing machine has beyond its outer surface 02 of a feeding and pressing unit 03 for printing plates 04, for example. B. printing film 04 , which is removable from a supply roll 06 . The printing film 04 is pulled off the supply roll 06 z. B. by means of a pair of pull rollers 07 , a pressing unit 08 , z. B. a pressure roller 08 defines a beginning 09 and the subsequent printing film 04 on the outer surface 02 of the forme cylinder 01 during its rotational movement.
Die Druckfolie 04 ist auf ihrer dem Formzylinder 01 zugewandten Seite mit einer z. B. selbstklebenden Klebstoffschicht versehen. Ein Abschlagmesser 11 sorgt für das Trennen der Druckfolie 04 zum Herstellen eines Endes der aufzubringenden Druckfolie 04.The printing film 04 is on its side facing the forme cylinder 01 with a z. B. provided self-adhesive adhesive layer. A knock-off knife 11 provides for the separation of the printing film 04 in order to produce one end of the printing film 04 to be applied .
Es können sowohl am Umfang als auch in axialer Richtung des Formzylinders 01 mehrere Druckfolien-Seiten hintereinander bzw. nebeneinander angeordnet sein. Es ist auch möglich, eine formzylinderbreite Druckfolie 04 auf den Formzylinder 01 aufzubringen.A plurality of printing film sides can be arranged one behind the other or next to one another both on the circumference and in the axial direction of the forme cylinder 01 . It is also possible to apply a forme cylinder-wide printing film 04 to the forme cylinder 01 .
Eine in Drehrichtung A des Formzylinders 01 gesehen unmittelbar nach der Andrückwalze 08 angeordnete Bebilderungseinrichtung 12, z. B. auf Laserbasis arbeitend, ist in axialer Richtung des Formzylinders 01 hin- und herverfahrbar über der Mantelfläche 02 des Formzylinders 01 angeordnet.An seen in the direction of rotation A of the forme cylinder 01 immediately after the pressure roller 08 arranged imaging device 12 , z. B. working on a laser basis, is arranged in the axial direction of the forme cylinder 01 back and forth over the lateral surface 02 of the forme cylinder 01 .
Zumindest die Mantelfläche 02 des Formzylinders 01 kann aus glattpoliertem Keramikwerkstoff, aus Kunststoff oder auch aus rostfreiem Metall bestehen.At least the outer surface 02 of the forme cylinder 01 can consist of smoothly polished ceramic material, plastic or also of rustproof metal.
Nachdem die auf den Formzylinder 01 aufgebrachte Druckfolie 04 mittels der Bebilderungseinrichtung 12 bebildert ist, wird die Druckfolie 04 mit einer ebenfalls am Umfang des Formzylinders 01 angeordneten bekannten Reinigungseinrichtung 13 gesäubert.After the force applied to the form cylinder 01 is imaged print film 04 by means of the imaging device 12, the print film is cleaned with a likewise arranged on the circumference of the forme cylinder 01 known cleaning means 13 04th
Zum Entfernen der verbrauchten Druckfolie 04 ist eine an die Mantelfläche 02 des Formzylinders 01 anstellbare Rakeleinrichtung 14 vorgesehen, welche mit ihrer Arbeitsrakel 16 in einem negativen Winkel, d. h. entgegen der Drehrichtung A des Formzylinders 01, an den Formzylinder 01 anstellbar ist.To remove the used print film 04 a can be placed against the outer surface 02 of the plate cylinder 01 squeegee device 14 is provided which can be engaged with its working doctor blade 16 at a negative angle, that is against the rotational direction A of the plate cylinder 01, the plate cylinder 01.
In vorteilhafter Weise ist die Arbeitsrakel 16 in der Nähe ihrer Arbeitskante 17 erwärmbar. Das kann z. B. mittels einer Induktionsheizeinrichtung 18 oder auch mittels der beim Abrakeln der Druckfolie 04 entstehenden Reibungswärme geschehen.The working squeegee 16 can advantageously be heated in the vicinity of its working edge 17 . That can e.g. B. by means of an induction heating device 18 or by means of the frictional heat generated when doctoring the printing film 04 .
Weiterhin ist es von Vorteil, wenn die Rakeleinrichtung 14 während des Abrakelvorganges in axialer Richtung des Formzylinders 01 hin- und herbewegbar angeordnet ist. Dies kann durch bekannte Mittel, z. B. eine Linearführung, welche mit einem Kurvengetriebe in Verbindung steht, erfolgen.Furthermore, it is advantageous if the doctor device 14 is arranged so that it can be moved back and forth in the axial direction of the forme cylinder 01 during the doctoring process. This can be done by known means, e.g. B. a linear guide, which is connected to a cam mechanism, take place.
Nach dem Entfernen, d. h. Abrakeln der Druckfolie 04 kann die Mantelfläche 02 des Formzylinders 01 mittels der Reinigungseinrichtung 13 gesäubert werden.After removing, ie scraping off, the printing film 04 , the outer surface 02 of the forme cylinder 01 can be cleaned by means of the cleaning device 13 .
Die Zuführ- und Andrückeinheit 03, die Reinigungseinrichtung 13 sowie die Rakeleinrichtung 14 ist jeweils an den Formzylinder 01 wahlweise separat oder mit anderen genannten Einrichtungen kombiniert anstell- und betätigbar. The feed and pressure unit 03 , the cleaning device 13 and the doctor device 14 can each be set to and operated on the forme cylinder 01 either separately or in combination with other devices mentioned.
0101
Formzylinder
form cylinder
0202
Mantelfläche (Lateral surface (
0101
)
)
0303
Zuführ- und Andrückeinheit
Feed and pressure unit
0404
Druckform, Druckfolie
Printing form, printing film
0505
-
-
0606
Vorratsrolle (Supply roll (
0404
)
)
0707
Zugwalzenpaar
pair of drawing rollers
0808
Andrückeinheit, Andrückwalze
Pressure unit, pressure roller
0909
Anfang (Beginning (
0404
)
)
1010
-
-
1111
Abschlagmesser
chopping knife
1212
Bebilderungseinrichtung (Imaging device (
0404
)
)
1313
Reinigungseinrichtung (Cleaning device (
0202
; ;
0404
)
)
1414
Rakeleinrichtung (Doctor blade device (
0404
)
)
1515
-
-
1616
Arbeitsrakel (Squeegee (
1414
)
)
1717
Arbeitskante (Working edge (
1616
)
)
1818
Induktionsheizeinrichtung (Induction heater (
1616
)
A Drehrichtung ()
A direction of rotation (
0101
)
)
Claims (14)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10112417A DE10112417C1 (en) | 2001-03-15 | 2001-03-15 | Preparation method and appliance for printing comprise printing cylinder, pressure unit, doctor blade, and induction heater |
| PCT/DE2002/000529 WO2002074543A1 (en) | 2001-03-15 | 2002-02-15 | Method and devices for preparing a printing cylinder for printing and a corresponding printing cylinder |
| DE50200527T DE50200527D1 (en) | 2001-03-15 | 2002-02-15 | METHOD AND DEVICES FOR PRINT PREPARATION OF A FORM CYLINDER |
| EP02714005A EP1368197B1 (en) | 2001-03-15 | 2002-02-15 | Method and devices for preparing a printing cylinder for printing |
| AT02714005T ATE269216T1 (en) | 2001-03-15 | 2002-02-15 | METHOD AND DEVICES FOR PRINT PREPARATION OF A MOLDING CYLINDER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10112417A DE10112417C1 (en) | 2001-03-15 | 2001-03-15 | Preparation method and appliance for printing comprise printing cylinder, pressure unit, doctor blade, and induction heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE10112417C1 true DE10112417C1 (en) | 2002-07-25 |
Family
ID=7677536
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10112417A Expired - Fee Related DE10112417C1 (en) | 2001-03-15 | 2001-03-15 | Preparation method and appliance for printing comprise printing cylinder, pressure unit, doctor blade, and induction heater |
| DE50200527T Expired - Fee Related DE50200527D1 (en) | 2001-03-15 | 2002-02-15 | METHOD AND DEVICES FOR PRINT PREPARATION OF A FORM CYLINDER |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE50200527T Expired - Fee Related DE50200527D1 (en) | 2001-03-15 | 2002-02-15 | METHOD AND DEVICES FOR PRINT PREPARATION OF A FORM CYLINDER |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1368197B1 (en) |
| AT (1) | ATE269216T1 (en) |
| DE (2) | DE10112417C1 (en) |
| WO (1) | WO2002074543A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1457322A1 (en) * | 2003-03-13 | 2004-09-15 | Bieffebi S.p.A. | Proof press for mounting flexographic printing plates |
| ITBO20130029A1 (en) * | 2013-01-23 | 2014-07-24 | Bieffebi Spa | DEVICE FOR THE ASSEMBLY OF BIADHESIVE TAPE ON A CYLINDER PORTICLICHE ' |
| CN105415878A (en) * | 2014-09-16 | 2016-03-23 | 比埃菲比有限责任公司 | No-Tension Tangential Flexographic Plate Mounting Device And Method |
| EP3281790A1 (en) * | 2016-08-08 | 2018-02-14 | Palo Alto Research Center Incorporated | Anilox patterns and doctor blades for metering high viscosity pigmented inks |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837898C2 (en) * | 1988-11-09 | 1992-12-03 | Man Roland Druckmaschinen Ag, 6050 Offenbach, De | |
| DE4430555C1 (en) * | 1994-08-27 | 1996-04-04 | Roland Man Druckmasch | Method and device for producing a printing form |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837909C1 (en) | 1988-11-04 | 1990-01-18 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De | Method and arrangement for measuring speed and displacement in the case of motive power (tractive) units providing total adhesion |
| US5285724A (en) * | 1990-08-31 | 1994-02-15 | Ricoh Company, Ltd. | Ink scraper for a stencil printer |
| DE4217941C2 (en) | 1992-05-30 | 1994-10-06 | Koenig & Bauer Ag | Method and device for precisely fitting clichés |
| US6130702A (en) * | 1995-07-28 | 2000-10-10 | Creo Products Inc. | Method for reliable loading of unexposed printing plates |
| EP0771646A3 (en) * | 1995-10-31 | 1999-08-11 | Dainippon Screen Mfg. Co., Ltd. | Digital printer |
| DE19853702A1 (en) * | 1998-11-20 | 2000-05-31 | Koenig & Bauer Ag | Cylinders for printing machines |
| DE10000904A1 (en) * | 1999-02-10 | 2000-08-17 | Heidelberger Druckmasch Ag | Printing form preparation and feed process, involving positioning exchangeable container on rack of printing mechanism |
-
2001
- 2001-03-15 DE DE10112417A patent/DE10112417C1/en not_active Expired - Fee Related
-
2002
- 2002-02-15 AT AT02714005T patent/ATE269216T1/en not_active IP Right Cessation
- 2002-02-15 WO PCT/DE2002/000529 patent/WO2002074543A1/en not_active Application Discontinuation
- 2002-02-15 DE DE50200527T patent/DE50200527D1/en not_active Expired - Fee Related
- 2002-02-15 EP EP02714005A patent/EP1368197B1/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3837898C2 (en) * | 1988-11-09 | 1992-12-03 | Man Roland Druckmaschinen Ag, 6050 Offenbach, De | |
| DE4430555C1 (en) * | 1994-08-27 | 1996-04-04 | Roland Man Druckmasch | Method and device for producing a printing form |
Non-Patent Citations (1)
| Title |
|---|
| DIN 8730, März 1968, S. 1 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1457322A1 (en) * | 2003-03-13 | 2004-09-15 | Bieffebi S.p.A. | Proof press for mounting flexographic printing plates |
| ITBO20130029A1 (en) * | 2013-01-23 | 2014-07-24 | Bieffebi Spa | DEVICE FOR THE ASSEMBLY OF BIADHESIVE TAPE ON A CYLINDER PORTICLICHE ' |
| CN105415878A (en) * | 2014-09-16 | 2016-03-23 | 比埃菲比有限责任公司 | No-Tension Tangential Flexographic Plate Mounting Device And Method |
| EP2998116A1 (en) * | 2014-09-16 | 2016-03-23 | Bieffebi Srl | No-tension tangential flexographic plate mounting device and method |
| EP3281790A1 (en) * | 2016-08-08 | 2018-02-14 | Palo Alto Research Center Incorporated | Anilox patterns and doctor blades for metering high viscosity pigmented inks |
| US10471752B2 (en) | 2016-08-08 | 2019-11-12 | Palo Alto Research Center Incorporated | Anilox patterns and doctor blades for metering high viscosity pigmented inks |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1368197B1 (en) | 2004-06-16 |
| ATE269216T1 (en) | 2004-07-15 |
| WO2002074543A1 (en) | 2002-09-26 |
| DE50200527D1 (en) | 2004-07-22 |
| EP1368197A1 (en) | 2003-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of patent without earlier publication of application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |