EP1518674B1 - Rouleau d'encrage ou mouillage d'une machine d'impression - Google Patents

Rouleau d'encrage ou mouillage d'une machine d'impression Download PDF

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Publication number
EP1518674B1
EP1518674B1 EP03103567A EP03103567A EP1518674B1 EP 1518674 B1 EP1518674 B1 EP 1518674B1 EP 03103567 A EP03103567 A EP 03103567A EP 03103567 A EP03103567 A EP 03103567A EP 1518674 B1 EP1518674 B1 EP 1518674B1
Authority
EP
European Patent Office
Prior art keywords
roll
shaft
journal
roller
outer element
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
EP03103567A
Other languages
German (de)
English (en)
Other versions
EP1518674A1 (fr
Inventor
Heinz Kohtz
Kurt Johannes Weschenfelder
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 EP05103312A priority Critical patent/EP1557264A3/fr
Priority to EP03103567A priority patent/EP1518674B1/fr
Priority to AT03103567T priority patent/ATE517743T1/de
Publication of EP1518674A1 publication Critical patent/EP1518674A1/fr
Application granted granted Critical
Publication of EP1518674B1 publication Critical patent/EP1518674B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H27/00Special constructions, e.g. surface features, of feed or guide rollers for webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F13/00Common details of rotary presses or machines
    • B41F13/08Cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F31/00Inking arrangements or devices
    • B41F31/26Construction of inking rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F7/00Rotary lithographic machines
    • B41F7/20Details
    • B41F7/24Damping devices
    • B41F7/26Damping devices using transfer rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00Parts for transporting or guiding the handled material
    • B65H2404/10Rollers
    • B65H2404/13Details of longitudinal profile
    • B65H2404/134Axle
    • B65H2404/1342Built-up, i.e. arrangement for mounting axle element on roller body
    • B65H2404/13421Built-up, i.e. arrangement for mounting axle element on roller body involving two elements, i.e. an element at each end of roller body
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00Parts for transporting or guiding the handled material
    • B65H2404/10Rollers
    • B65H2404/13Details of longitudinal profile
    • B65H2404/135Body
    • B65H2404/1351Pipe element
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2404/00Parts for transporting or guiding the handled material
    • B65H2404/50Surface of the elements in contact with the forwarded or guided material
    • B65H2404/56Flexible surface
    • B65H2404/563Elastic, supple built-up surface

Definitions

  • the invention relates to a roller of a fountain or dampening unit of a printing press according to the preamble of claim 1.
  • EP 0 544 374 B1 is a roller with a cylindrical outer body made of plastic and an inner shaft made of plastic, wherein the end portions of the inner shaft each have metal sheaths, which extend to the respective shaft end.
  • DE 102 44 043 A1 is a roller lock for a roller of a printing machine with at least one of this roller associated actuator for the on and / or on and off of the roller to another unit known.
  • the DE 25 28 008 A1 shows a printing press with rollers or cylinders, which have a width for printing six juxtaposed newspaper pages.
  • GB 244,634 A is a rotary body of a working machine with a cylindrical outer body and a concentric outer body arranged in the central shaft known, wherein each end a metallic pin is connected to the central shaft and the outer body in such a way that a bearing of a radial bearing and a connection between the pin and shaft lie in mutually different areas of the pin.
  • the DE 41 09 438 A1 discloses a roller of a printing machine having a cylindrical outer body with a supporting CFK layer and a concentric outer body arranged in the central shaft, which frontally with a pin in the manner is connected, that a bearing of a radial bearing and a connection between the pin and shaft are located in different areas of the pin.
  • the invention has for its object to provide a roller of a color or dampening unit of a six newspaper pages wide printing press, which is designed to be stable and wear.
  • a stable and low-wear design of a rotating body is created by simple means. This has due to its low weight on a reduced deflection in its longitudinal extent and is still stored wear.
  • it has at least one actuator, by means of which it is independently of adjusting movements of adjacent units on their own adjust and / or on or off.
  • the roller has a length of its effective lateral surface which corresponds to at least six widths of a pressure side, in particular a newspaper side,
  • the roller has a non-metallic shell made of CFRP, which is rotatably mounted in the region of the ends on metallic pins, in particular solid body.
  • the metallic pins and their arrangement with respect to the shaft and the bearings allow a simple and accurate production and beyond a high wear resistance and stability.
  • pin and bearings can be structurally small (cost), and the shaft with increased diameter (stiffness) can be selected.
  • the two frontally arranged metallic pins are connected by an internal shaft.
  • the inside shaft is made of plastic CFK executed.
  • the bearing of the roller in an area of the pin is advantageous, which, viewed axially, lies outside the plastic shaft connecting the pins.
  • the metallic pins are advantageously designed in this area as a solid body, which engage in the plastic shaft.
  • a rotating body 01 of a working machine in particular a cylinder 01 or a roller 01 of a printing press, has a cylindrical outer body 02, which in the region of its ends via bearings 03, z. B. radial bearings, in particular rolling bearings, on gestell- in operation and non-rotatable pin 04 is mounted in a frame 05 of the machine.
  • the frame 05 and a fastening device described in more detail below are in Fig. 1 and 2 not shown, but preferably provided in the same way.
  • the outer body 02 has, at least in a region of its usable bale length L, a shell 06 with an annular profile.
  • Under usable length L becomes here one Understood length of the bale or the lateral surface of the outer body 02, which is suitable for the transfer of liquids such as paint or dampening solution or for guiding sheet material, ie forms a contact surface to a material to be processed or a cooperating aggregate.
  • this is the length of the roller 01 intended for transfer of ink or fountain solution, and in the area of printing unit cylinders the width to be printed.
  • the shell 06 is formed at least by a layer 07 made of CFRP. You can advantageously on their outward surface a coating 08, z. B. an elastic layer having.
  • the plastic pipe is designed carrying load, d. H. unlike, for example, sleeves or other thin-walled carrier layers or coatings, it contributes significantly to the absorption of a bending, shearing and / or pushing force.
  • the rotary body 01 concentric with its outer body 02 an internal, central shaft 09, z. B. hollow shaft 09, which connects the two pins 04 together.
  • the pin 04 and the shaft 09 or not shown compounds of metal can be made detachable from each other.
  • the pin 09 connecting the shaft 09 is made of plastic (plastic shaft 09) CFK.
  • the plastic shaft 09 is accordingly carried load-bearing over the free length, ie it takes without further metallic support in this area bending, shear and / or thrust.
  • the pins 04 are both in the execution Fig. 1 as well as in the presentation Fig.
  • the pin 04 or a part of a multi-part pin 09 engages with a frame distal end in the plastic shaft ( Fig. 1 ).
  • the connection between the shaft 09 and the pin 04 is in a different area from the bearing area between the outer body 02 and pin 04.
  • Fig. 1 Contrary to the execution after Fig. 1 is a wide area of the outer body 02 in the representation of Fig. 2 executed without additional metallic support.
  • the plastic layer 07 is accordingly carried load-bearing over the free length, ie it essentially absorbs the bending, shear and / or thrust alone in this area.
  • Material and wall thickness d07 are selected such that at a load of approx. 10 N / cm (applied as a line force evenly over the length of the bale L) a deflection of max. 0.2 mm results.
  • the wall thickness d07 of the layer 07 formed as a CFRP tube is advantageously 5 to 15 mm, in particular 6 to 12 mm, for the at least 6 printed side width roller 01.
  • the bearing 03 may be arranged as a bearing ring corresponding diameter between the shell 06 and pin 04 or - as shown - a hub 12, the shell 06 connect to the bearing 03.
  • the hub 12 is preferably made metallic.
  • the hub 12 is at the same time part of a base body 13, here roller or cylinder base body 13, which on the entire effective Length L of the body of revolution 01 tubular supports the shell 06.
  • a thickness d13 of the main body 13 in the region between the hubs 12 - and thus also its weight - may be very small, eg 1 to 5 mm, in particular 1.5 to 4 mm, due to the design of the sheath 06 with plastic tube 07.
  • the execution of the outer body 02 with base body 13 is based on the rest of the embodiment of the rotating body 01 Fig. 2 applicable, as well as the execution without body 13 from Fig. 2 according to the execution Fig. 1 ,
  • the pins 04 are designed in stages and / or in several parts. In principle, they can be made in one or more parts, in stages or purely cylindrical.
  • the rotary body 01 is preferably as a slender cylinder 01 or slender roller 01 with a ratio of usable length L to diameter D of z. B. 10 to 14, in particular 11 to 13 executed.
  • the usable or effective length L of the rotating body 01 is between 1,850 mm and 2,400 mm, preferably between 1,950 and 2,250 mm. It preferably has at least one length L, which corresponds to six widths of a printed page, in particular widths of a newspaper page.
  • the diameter D is z. B. between 115 and 170 mm, in particular from 125 to 160 mm.
  • the pins 04 of the body of revolution 01 are preferably in fastening devices 14, z. B. bearings, each frontally connected to the frame 05.
  • the rotation body 01 is assigned in the illustrated embodiment for on and / or on and off at least a separate actuator 16, by means of which he is independent of adjusting movements of adjacent units and / or bodies of revolution on their own adjust and / or on or off ,
  • the actuator 16 may in principle be designed in different ways, for example as an electromotive, magnetic, pneumatic or hydraulic actuating means, which acts in a direction perpendicular to the axis of rotation of the body of revolution 01 and the pin 04 or the fastening device 14 in the plane perpendicular to the axis of rotation compared to the Move frame 05 and fix it if necessary.
  • an actuator 16 is provided on the frame 05 on both end faces of the rotary body 01.
  • the fixing device 14 includes the actuator 16.
  • the roller 01 can be releasably secured with its pin 04 on a provided on the fastening device 14 quick release.
  • Such snap fasteners or roller locks are known from the prior art and have z. B. a semi-circular lower and not shown releasable upper bearing shell.
  • the fastening device 14 shown is constructed from a substantially sleeve-shaped frame holder 17 and a roller holder 18 which can be displaced relative to each other in a plane which extends perpendicular to the plane of the drawing.
  • the frame holder 17 can be pivotally attached to the frame 05 of a printing press, for example, by means of a pivoting arm.
  • a circular-cylindrical gap 19 having a gap width of, for example, 1 mm to 10 mm, preferably 2 mm, is formed in the basic position.
  • At least one actuator 16 is arranged in the gap 19. Distributed over the circumference are preferably at least three in total, z. B. four trained for example in the form of pressure hoses Actuators 16, of which in Fig. 1 and 2 only two are shown in section, arranged. About unillustrated leads, the pressure chambers formed by the wall of the actuators 16 can be pressurized.
  • lamellar elements 21 are fixed to the roller holder 18, which are arranged in mesh with attached to the frame holder 17 fin elements 22 to form a lamella package.
  • a cross-sectionally T-shaped punch 23 is provided, the circular punch head 24 z. B. comes with an annular flange on the outermost lamella element 21 and 22 of the disk set to rest.
  • a pressure plate 25 is fixed, on which the spring force of a formed in the manner of a plate spring package 26 spring element 26 acts.
  • the spring element 26 is biased between the pressure plate 25 and the frame holder 17 mounted so that the of the lamellar elements 21; 22 formed disk set by the spring force from the punch 23 on the lamellar elements 21; 22 is jammed.
  • a pressure port 27 is provided, through which a pressure chamber 28 between the pressure plate 25 and a base plate of the frame holder 17 with a pressure medium, such as compressed air can be applied.
  • a pressure medium such as compressed air
  • the pin 04 can be connected in a rotationally fixed manner to the outer body 02.
  • a rolling bearing 03 is not arranged in this case between the outer body 02 and the pin 04, but between the pin 04 and the fastening device or the frame 05.
  • the bearing for the radial bearing 03 is not arranged in the region of the connection of shaft 09 and pin 04, but in a different area.
  • the pin 04 is advantageously designed as a solid body, at least in this storage area.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)

Claims (9)

  1. Rouleau d'un groupe d'encrage ou de mouillage d'une machine à imprimer, présentant une longueur efficace (L) sur sa surface d'enveloppe d'au moins six largeurs d'une page de journal, caractérisé en ce qu'un rapport, entre une longueur (L) utilisable sur la surface d'enveloppe et un diamètre (D) est dans une fourchette comprise entre 10 et 14, avec un corps extérieur (02) cylindrique et un arbre (09) central, disposé concentriquement dans le corps extérieur (02), en ce que l'arbre (09) et au moins une couche porteuse (07) d'une douille (06) du corps extérieur (02) sont réalisés en matière synthétique, en ce qu'une zone, située entre des moyeux (12) ou paliers (03), situés côté frontal, du corps extérieur (02), en tant que couche porteuse de charge (07), présente uniquement une couche de matière synthétique (07) tubulaire, réalisée en matériau composite en fibres de carbone (CFK), en ce que, en des extrémités situées côté frontal de l'arbre (09) réalisé sous forme d'arbre creux (09) s'engage chaque fois un tourillon (04) métallique, en ce que, du côté frontal, chaque fois le tourillon (04) métallique est relié à l'arbre central (09) et au corps extérieur (02), de manière qu'un point de tourillonnement d'un palier radial (03) et une liaison entre tourillon (04) et arbre (09) soient situés dans des zones différentes les unes des autres du tourillon (04), et en ce que la couche (07) est réalisée sous forme de tube, avec une épaisseur de paroi (d07) dans la fourchette comprise entre 5 et 15 mm.
  2. Rouleau selon la revendication 1, caractérisé en ce que le palier radial (03) est disposé entre le corps extérieur (02) susceptible de tourner et le tourillon (04) assujetti en rotation.
  3. Rouleau selon la revendication 1, caractérisé en ce que le corps extérieur (02) et le tourillon (04) sont reliés ensemble de manière assujettie en rotation et en ce que le palier radial (03) est disposé entre le tourillon (04) et un dispositif de fixation (14), fixé au bâti par rapport à un mouvement de rotation.
  4. Rouleau selon la revendication 1, caractérisé en ce qu'au rouleau (01) est associé, pour obtenir sa position appliquée ou dégagée et/ou son réglage eu égard à un agrégat voisin, au moins un actionneur (16) propre, associé uniquement à ce rouleau (01).
  5. Rouleau selon la revendication 4, caractérisé en ce que l'actionneur (16) est intégré dans un dispositif de fixation (14) relié à un bâti (05).
  6. Rouleau selon la revendication 4, caractérisé en ce qu'une serrure de rouleau, recevant un tourillon (04), est déplaçable, au moyen de l'actionneur (16), dans un plan perpendiculaire à l'axe de rotation du rouleau (01).
  7. Rouleau selon la revendication 4, caractérisé en ce que, sur chaque côté frontal du rouleau (01), est prévu au moins un actionneur (16), associé uniquement à celui-ci.
  8. Rouleau selon la revendication 1, caractérisé en ce que la couche (07) est réalisée sous forme de tube, d'une épaisseur de paroi (d07) dans la fourchette comprise entre 6 et 12 mm.
  9. Rouleau selon la revendication 1, caractérisé en ce que l'arbre (09) est réalisé en matériau composite en fibres de carbone (CFK).
EP03103567A 2003-09-26 2003-09-26 Rouleau d'encrage ou mouillage d'une machine d'impression Expired - Lifetime EP1518674B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP05103312A EP1557264A3 (fr) 2003-09-26 2003-09-26 Rouleau encreur ou mouilleur d'une presse à imprimer
EP03103567A EP1518674B1 (fr) 2003-09-26 2003-09-26 Rouleau d'encrage ou mouillage d'une machine d'impression
AT03103567T ATE517743T1 (de) 2003-09-26 2003-09-26 Walze eines farb- oder feuchtwerks einer druckmaschine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03103567A EP1518674B1 (fr) 2003-09-26 2003-09-26 Rouleau d'encrage ou mouillage d'une machine d'impression

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP05103312A Division EP1557264A3 (fr) 2003-09-26 2003-09-26 Rouleau encreur ou mouilleur d'une presse à imprimer
EP05103312.4 Division-Into 2005-04-25

Publications (2)

Publication Number Publication Date
EP1518674A1 EP1518674A1 (fr) 2005-03-30
EP1518674B1 true EP1518674B1 (fr) 2011-07-27

Family

ID=34178598

Family Applications (2)

Application Number Title Priority Date Filing Date
EP03103567A Expired - Lifetime EP1518674B1 (fr) 2003-09-26 2003-09-26 Rouleau d'encrage ou mouillage d'une machine d'impression
EP05103312A Withdrawn EP1557264A3 (fr) 2003-09-26 2003-09-26 Rouleau encreur ou mouilleur d'une presse à imprimer

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP05103312A Withdrawn EP1557264A3 (fr) 2003-09-26 2003-09-26 Rouleau encreur ou mouilleur d'une presse à imprimer

Country Status (2)

Country Link
EP (2) EP1518674B1 (fr)
AT (1) ATE517743T1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007068262A1 (fr) * 2005-12-12 2007-06-21 Peter Weber Procede de fabrication et/ou de retraitement de noyaux pour cylindres d'emboutissage profond, noyaux et dispositif de fabrication des noyaux
FR2934199B1 (fr) * 2008-07-25 2011-07-15 Cuir Ccm Machine d'impression equipee d'un cylindre trame amovible
CN102887390B (zh) * 2012-11-02 2015-01-07 青岛润丰铝箔有限公司 一种铝箔立式分切机导辊及其生产方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB244634A (en) 1925-04-24 1925-12-24 William Cathrope Hart Improvements in inking rollers
GB1476707A (en) 1974-06-28 1977-06-16 Rockwell International Corp Printing plate arrangement
DE3525045A1 (de) * 1985-07-13 1987-01-22 Paul Sauer Druckwalzenfabriken Druckwalze
DD242027A1 (de) * 1985-10-31 1987-01-14 Polygraph Leipzig Zusatzeinrichtung zur druckumstellung
DE4109438C2 (de) 1991-03-22 2001-12-20 Koenig & Bauer Ag Farbheber für Druckmaschinen
NL9101983A (nl) 1991-11-27 1993-06-16 Both Ind Services Rol, in het bijzonder voor toepassing in een drukmachine.
DE4226789A1 (de) * 1992-08-13 1994-02-17 Sigri Great Lakes Carbon Gmbh Faserverstärkte Kunststoffwalze mit äußerer, verschleißfester, füllerhaltiger Kunststoffschicht
US5813961A (en) * 1995-09-01 1998-09-29 Diamond Holding Corporation Inking, water form and metering roller
FR2755057B1 (fr) * 1996-10-25 1999-01-15 Heidelberg Harris Sa Dispositif de mise en appui de rouleaux contre des surfaces rotatives
EP0866370B1 (fr) * 1997-03-21 2003-07-02 Agfa-Gevaert Rouleau pour un appareil de traitement en milieu humide
US6098542A (en) * 1999-02-17 2000-08-08 Heidelberger Druckmaschinen Ag Method and device for force loading a rubber blanket roller in a printing press
DE19927897A1 (de) * 1999-06-18 2000-12-21 Kampf Gmbh & Co Maschf Kontakt- oder Transportwalze mit einstellbarer Biegung
EP1070863A3 (fr) * 1999-07-22 2002-08-14 Felix Böttcher GmbH & Co. Rouleau constitué d'un noyau métallique et d'un revêtement mou en élastomère ainsi que la procédure d'application de ce revêtement à un rouleau
DE50000183D1 (de) * 2000-02-10 2002-07-04 Fischer & Krecke Gmbh & Co Rasterwalze für Flexodruckmaschine
DE10152020C2 (de) * 2001-03-20 2003-05-08 Koenig & Bauer Ag Vorrichtung zum Einstellen des Anpressdrucks einer verstellbar gelagerten Walze
DE10244044B4 (de) 2001-12-06 2005-10-06 Koenig & Bauer Ag Verfahren zum Betrieb eines Farbwerkes oder Feuchtwerkes in einer Druckmaschine

Also Published As

Publication number Publication date
EP1518674A1 (fr) 2005-03-30
EP1557264A3 (fr) 2005-12-14
EP1557264A2 (fr) 2005-07-27
ATE517743T1 (de) 2011-08-15

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