EP0938414B1 - Systeme de correction de l'effet d'allongement en eventail sur des presses rotatives a imprimer - Google Patents

Systeme de correction de l'effet d'allongement en eventail sur des presses rotatives a imprimer Download PDF

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Publication number
EP0938414B1
EP0938414B1 EP97947021A EP97947021A EP0938414B1 EP 0938414 B1 EP0938414 B1 EP 0938414B1 EP 97947021 A EP97947021 A EP 97947021A EP 97947021 A EP97947021 A EP 97947021A EP 0938414 B1 EP0938414 B1 EP 0938414B1
Authority
EP
European Patent Office
Prior art keywords
paper web
actuating elements
elements
printing unit
counter
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
EP97947021A
Other languages
German (de)
English (en)
Other versions
EP0938414A1 (fr
Inventor
Erhard Herbert GLÖCKNER
Karl Erich Albert Schaschek
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
Publication of EP0938414A1 publication Critical patent/EP0938414A1/fr
Application granted granted Critical
Publication of EP0938414B1 publication Critical patent/EP0938414B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/02—Conveying or guiding webs through presses or machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/022—Registering, tensioning, smoothing or guiding webs transversely by tentering devices
    • B65H23/025—Registering, tensioning, smoothing or guiding webs transversely by tentering devices by rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/30—Numbers, e.g. of windings or rotations

Definitions

  • the invention relates to a method for using a device for compensating for a widening of a paper web in a web-fed rotary printing press according to the preamble of claim 1.
  • a disadvantage of this device is that in the case of a device described by a. Web-fed web press with large width due to the fan-out effect.
  • US 53 83 393 A describes a device for compensating for the fan-out effect of a paper web. Rolls offset from one another are arranged on both sides of the paper web.
  • the invention is based on the object To provide a method for using a device for compensating for a widening of a paper web in a web-fed rotary printing press.
  • the advantages that can be achieved by the invention are, in particular, that the fan-out effect can be corrected in particular also in the case of paper webs of greater width, such as, B. in the production of telephone books with printing units with double printing units in a so-called "eight-tower design".
  • the double printing units can also be arranged one behind the other in a vertical orientation.
  • Printing units with a printing unit with a printing cylinder can also be used.
  • a printing unit can therefore consist of two printing units (blanket to blanket) or a printing unit with an impression cylinder.
  • Each interlocking arranged between the printing units is adapted to the specific moisture content of the running paper web.
  • only those actuating and counteracting elements that are required for the correction of the width register can be placed on the paper web individually or in groups.
  • a web-fed rotary printing press exists e.g. B. from a four-high tower with four superposed printing units 1; 2; 3; 4 in bridge construction, each of the four printing units 1 to 4 has two rubber cylinders 7 working against a paper web 6; 8 on.
  • Each rubber cylinder 7; 8 is a plate cylinder 9; 10 assigned.
  • the plate cylinder 9; 10 cooperate with ink and fountain solution supply devices, not shown.
  • the production direction of the paper web 6 leads from the printing unit 1 in the direction of the printing unit 4.
  • each printing unit 2; 3; 4 in addition to the printing unit 1, a signal box II; III; IV provided with a number n or m of spaced adjusting elements or counter-adjusting elements.
  • An interlocking II located in front of the printing unit 2 has on a first side 12 of the paper web 6 a number of n2 adjusting elements, e.g. B. an actuator 14.
  • On the second side 13 of the paper web 6 are a number m2 counter elements, z. B. two counter elements 16; 17 arranged.
  • the actuating element 14 is at a distance a2 / 2 from the two opposing actuating elements 16; 17 offset, d. H. is in the middle between the two counter elements 16; 17 arranged (Fig. 2).
  • the distances a2, a3, a4 are distances to the center or from center to center of the control elements.
  • An interlocking III located in front of the printing unit 3 has on the first side 12 of the paper web 6 a number n3 adjusting elements, e.g. B. six control elements 21 to 26.
  • On the second side 13 of the paper web 6 are a number of m3 counter-elements, z. B. five counter elements 29 to 33 are arranged.
  • the adjusting elements 21 to 26 are also at a distance a3 from one another and from the Opposing elements 29 to 33 are each offset by a distance a3 / 2. It is located between the side edge 18; 19 of the paper web 6 and the respective outer adjusting element 21; 26 a distance of a3 / 2 (Fig. 3).
  • On the second side 13 of the paper web 6 are a number of m4 counter elements, z. B. eight counter elements 43 to 50 are arranged.
  • the counter-adjusting elements 43 to 50 are also at a distance a4 from one another.
  • the counter-adjusting elements 43 to 50 are offset from the adjusting elements 35 to 41 by a distance a4 / 2.
  • adjusting elements and counter-adjusting elements of the signal boxes II to IV can each be arranged on a spindle 52; 53 freely rotatable, made of paint-repellent material or coated with it adjusting rollers and counter-rollers (in Fig. 1 on Interlocking III and shown in Fig. 3).
  • the spindle 52 receives the adjusting rollers 21 to 26 and the spindle 53 the counter-adjusting rollers 29 to 33.
  • Both spindles 52; 53 are adjustable from a rest position (FIGS. 1 and 3) to a working position (shown in dashed lines in FIG. 1 at signal box III). In the working position, the adjusting rollers 21 to 26 and the counter-adjusting rollers 29 to 33 act on both sides of the paper web 6, so that a cross-contraction point is created at each point of their action.
  • the adjustment of the spindles 52; 53 can e.g. B. synchronously by means of two scissors-like adjustment devices 54, each consisting of two pivotally connected two-armed levers, the pivot axis 56 of which is mounted in the side frame 57 and 58, respectively.
  • a pair of working levers each take the ends of the spindles 52; 53 while a pair of drive levers are each connected to a drive.
  • the drive can z. B. consist of a pneumatic cylinder 57.
  • Such an adjustment device 54 can be used for each of the signal boxes II; III; IV on the side frames 57; 58 may be provided.
  • An actuation of the working cylinder 59 per signal box II; III; IV takes place synchronously.
  • the moisture content (penetration) of the paper web 6 increases with each passage of the paper web 6 through a printing unit 1 to 4.
  • the size of the distance a2 to a4 of the adjusting elements or counteracting elements is inversely proportional to the measure of the moisture content of the running paper web 6. That is, the more moisture is present in the paper web 6, the smaller the distance of the adjusting or counter elements from each other.
  • the number n2 to n4 or m2 to m4 of the adjusting elements or counter-adjusting elements is proportional to the moisture content of the paper web.
  • each printing unit 2; 3; 4 makes the corresponding correction of the fan-out effect differentiated.
  • the depth of penetration of the adjusting or counter-adjusting rollers into the paper web 6 - and thus the size of the transverse contraction - can be adjusted.
  • a variety of rollers and counter rollers ensure a high-quality print image, even with a panoramic image.
  • the transverse contraction points introduced by means of the adjusting and counter-adjusting rollers do not overlap due to the respective different distances a2 to a4 of the adjusting and counter-adjusting rollers, but are respectively arranged next to one another. However, this does not apply for the pressure-free gaps between the individual printing plates.
  • the actuating and counteracting elements in particular the signaling devices III and IV, can be adjusted individually or in groups from a rest position into a working position. This is particularly necessary if there are one-sided register deviations.
  • single or group drives for the Adjustment and counter-adjustment rollers are provided, which can be operated from the machine control center.
  • control device is connected to a plurality of scanning heads for scanning register marks and supplies signals from a setpoint / actual value comparison, by means of which the aforementioned drives are actuated.
  • compressed air nozzles as control elements and counter-control elements of the signal boxes II to IV, which, for. B. on spindles 52; 53 or between the side frames 57; 58 traverses are firmly arranged.
  • These compressed air nozzles are adjustable in the strength of the air pressure, so that mechanical adjustment, as is required with the adjusting rollers and counter-adjusting rollers, is not necessary.
  • a signal box is arranged between the second and third printing units.
  • the signal box can optionally correspond to one of the versions of the signal boxes II to IV, possibly with a single drive.
  • control elements 21 to 26; 16, 17, 43 to 50 can also be done automatically via an electrical. Control device depending on the respective moisture content of the paper web.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Presses (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Handling Of Sheets (AREA)

Abstract

L'invention concerne un système permettant de corriger l'effet d'allongement en éventail sur des presses rotatives à imprimer comportant plusieurs groupes d'impression (1, 2, 3, 4) fonctionnant en mode blanchet contre blanchet. Ce dispositif comporte de manière facultative devant chaque groupe d'impression, une unité de commande (21-26, 29-33) présentant un nombre de rouleaux pouvant être mis en place contre une bande de papier continue (6). Chaque unité de commande comporte un nombre différencié de rouleaux pouvant être mis en place conjointement, individuellement ou en groupes.

Claims (5)

  1. Procédé d'utilisation d'un dispositif de compensation d'un élargissement d'une bande de papier (6) avant les entrées à des unités d'impression (2; 3; 4) sélectionnées d'une machine à imprimer rotative à rouleau offset, par suite d'une augmentation de la teneur en humidité lors de l'impression par une unité d'impression (2; 3; 4) à une unité d'impression (2; 3; 4), par le processus d'humidification des plaques d'impression, le dispositif étant constitué d'une pluralité d'éléments de réglage (21 à 26; 35 à 41) espacés les uns des autres, agissant sur les deux faces (12; 13) de la bande de papier (6), et les éléments de réglage (21 à 26) de la première face (12) de la bande de papier (6) étant disposés pour agir dans les intervalles existant entre les éléments de réglage (35 à 41) espacés de l'autre face (13) de la bande de papier (6), caractérisé en ce que le nombre des éléments de réglage (21 à 26; 35 à 41), agissant sur la bande de papier (6), d'un groupe d'impression (2; 3; 4) à un groupe d'impression (2; 3; 4) augmente avec la teneur en humidité de la bande de papier (6).
  2. Procédé selon la revendication 1, caractérisé en ce que les espacements (a2, a3, a4), entre les éléments de réglage (21 à 26; 35 à 41) agissant sur la bande de papier (6) d'une unité d'impression (2; 3; 4) à une unité d'impression (2; 3; 4) diminuent lorsque la teneur en humidité de la bande de papier (6) augmente.
  3. Procédé selon les revendications 1 et 2, caractérisé en ce que les éléments de réglage (14; 21 à 26; 35 à 41) et les éléments de réglage conjugués (16, 17; 29 à 33; 43 à 50) sont susceptibles d'être placés chaque fois d'une position de repos, individuellement ou en groupe, en une position de travail sur la bande de papier (6).
  4. Procédé selon les revendications 1 à 3, caractérisé en ce que les éléments de réglage (14; 21 à 26; 35 à 41) et les éléments de réglage conjugués (16, 17; 29 à 33; 43 à 50) sont constitués de buses à air comprimé.
  5. Procédé selon les revendications 1 à 3, caractérisé en ce que les éléments de réglage (14; 21 à 26; 35 à 41) et les éléments de réglage conjugués (16, 17; 29 à 33; 43 à 50) sont constitués de rouleaux de réglage susceptibles de tourner librement.
EP97947021A 1996-10-25 1997-10-24 Systeme de correction de l'effet d'allongement en eventail sur des presses rotatives a imprimer Expired - Lifetime EP0938414B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19644391 1996-10-25
DE19644391 1996-10-25
PCT/DE1997/002476 WO1998018626A1 (fr) 1996-10-25 1997-10-24 Systeme de correction de l'effet d'allongement en eventail sur des presses rotatives a imprimer

Publications (2)

Publication Number Publication Date
EP0938414A1 EP0938414A1 (fr) 1999-09-01
EP0938414B1 true EP0938414B1 (fr) 2002-02-27

Family

ID=7809976

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97947021A Expired - Lifetime EP0938414B1 (fr) 1996-10-25 1997-10-24 Systeme de correction de l'effet d'allongement en eventail sur des presses rotatives a imprimer

Country Status (6)

Country Link
US (1) US6021713A (fr)
EP (1) EP0938414B1 (fr)
JP (1) JP3246557B2 (fr)
DE (2) DE59706517D1 (fr)
ES (1) ES2172819T3 (fr)
WO (1) WO1998018626A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005072966A1 (fr) 2004-01-28 2005-08-11 Koenig & Bauer Aktiengesellschaft Machine a imprimer faisant appel a un dispositif et a un procede pour compenser un allongement longitudinal et un allongement transversal d'une bande de matiere d'impression imprimee dans differents groupes d'impression
WO2005072967A2 (fr) 2004-01-28 2005-08-11 Koenig & Bauer Aktiengesellschaft Procedes pour compenser un allongement transversal et/ou un allongement longitudinal d'une matiere d'impression et machine a imprimer comportant plusieurs groupes d'impression produisant une image imprimee sur une matiere d'impression
FR2905302A1 (fr) * 2006-09-04 2008-03-07 Diffusion De Materiel Et D Imp Dispositif de compensation de la variation de largeur d'un support d'impression souple et machine a imprimer comportant un tel dispositif.
DE202007018444U1 (de) 2007-01-30 2008-07-24 Koenig & Bauer Aktiengesellschaft Druckmaschine

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0838420B1 (fr) * 1996-10-25 2001-01-03 Koenig & Bauer Aktiengesellschaft Dispositif pour corriger l'effet d'élargissement dans les machines à imprimer rotatives à rouleaux
JP2002531304A (ja) 1998-12-04 2002-09-24 ケーニツヒ ウント バウエル アクチエンゲゼルシヤフト 見当を調整する方法
US6553908B1 (en) * 2000-09-29 2003-04-29 Heidelberger Druckmaschinen Ag Web fanout control system
US6851362B2 (en) * 2002-03-22 2005-02-08 Goss International Americas, Inc. Printing cylinder with fanout compensation
DE10225199B4 (de) * 2002-06-06 2004-05-06 Maschinenfabrik Wifag Fluidbeaufschlagter FanOut-Kompensator
DE10225200B4 (de) * 2002-06-06 2007-04-26 Maschinenfabrik Wifag Rotationskörper für eine Kompensation des Fanout
DE10352619B4 (de) * 2003-07-11 2012-09-27 Koenig & Bauer Aktiengesellschaft Verfahren und Vorrichtung zur Beeinflussung des Fan-Out-Effektes
DE10340569A1 (de) * 2003-09-01 2005-04-07 Koenig & Bauer Ag Verfahren zur Reduktion von Passerfehlern auf einer in einer bahnverarbeitenden Vorrichtung und ein Druckwerk
US7222571B2 (en) * 2004-04-22 2007-05-29 Bradley Susen Fan-out control assembly
US20070175346A1 (en) * 2006-02-02 2007-08-02 Goss International Americas, Inc. Reverse air flow web stabilizer
DE102007039485A1 (de) * 2007-08-21 2009-02-26 Manroland Ag Verfahren zum Betreiben einer Rollendruckmaschine
US20120090485A1 (en) * 2009-06-25 2012-04-19 Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd, Lateral register correcting device, printing press, and lateral register correcting method
US20140102326A1 (en) * 2012-10-12 2014-04-17 Goss International Americas, Inc. Printing press including bowed axis rollers and method of printing
DE102013214566B4 (de) * 2013-07-25 2015-02-05 Koenig & Bauer Aktiengesellschaft Verfahren zur Kompensation einer Fan-out bedingten Querdehnung einer in einer Druckmaschine mit mehreren Druckfarben bedruckten Bedruckstoffbahn unter Verwendung von mindestens einem Stellmittel eines Bildbahnreglers

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US4303189A (en) * 1979-12-27 1981-12-01 Tex-Fab, Inc. System and method for aligning fabric
GB8611722D0 (en) * 1986-05-14 1986-06-25 Drg Uk Ltd Processing paper & other webs
US4696230A (en) * 1986-09-25 1987-09-29 Barkley Corporation Adjustable bustle-forming apparatus for maintaining registration of multicolor images on printing webs
JP2602488B2 (ja) * 1989-05-30 1997-04-23 株式会社 東京機械製作所 両面多色印刷機
DE69110274T2 (de) * 1991-04-30 1995-10-19 Hirakawa Kogyosha Kk Walzeneinrichtung zum Fördern von blattförmigen Werkstoffen.
US5553542A (en) * 1991-11-06 1996-09-10 Rockwell International Corporation System for controlling a web in a printing press
JPH0749347B2 (ja) * 1991-12-26 1995-05-31 株式会社東京機械製作所 ウェブ料紙調幅装置及びウェブ料紙調幅方法及びウェブ料紙調幅装置を有する平版輪転印刷機
JP2566897B2 (ja) * 1992-07-29 1996-12-25 株式会社東京機械製作所 多色刷平版印刷機
DE4327646C5 (de) * 1992-10-23 2006-04-27 Kabushiki Kaisha Tokyo Kikai Seisakusho Breiten-Einstellverfahren für eine Papierbahn sowie damit ausgerüstete lithographische Rotationspresse
DE29501373U1 (de) * 1995-01-30 1995-04-27 MAN Roland Druckmaschinen AG, 63075 Offenbach Vorrichtung zur Korrektur des Fan-Out-Effekts an Rollenrotationsdruckmaschinen
CH690230A5 (fr) * 1995-03-17 2000-06-15 Bobst Sa Procédé et dispositif de contrôle de l'humidité d'une bande de matériau dans une machine d'impression.

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005072966A1 (fr) 2004-01-28 2005-08-11 Koenig & Bauer Aktiengesellschaft Machine a imprimer faisant appel a un dispositif et a un procede pour compenser un allongement longitudinal et un allongement transversal d'une bande de matiere d'impression imprimee dans differents groupes d'impression
WO2005072967A2 (fr) 2004-01-28 2005-08-11 Koenig & Bauer Aktiengesellschaft Procedes pour compenser un allongement transversal et/ou un allongement longitudinal d'une matiere d'impression et machine a imprimer comportant plusieurs groupes d'impression produisant une image imprimee sur une matiere d'impression
DE102004004264B4 (de) * 2004-01-28 2008-12-04 Koenig & Bauer Aktiengesellschaft Verfahren zur Kompensation einer Querdehnung und/oder einer Längsdehnung eines Bedruckstoffes und Druckmaschine mit mehreren mindestens ein Druckbild auf einem Bedruckstoff erzeugenden Druckwerken
US7614343B2 (en) 2004-01-28 2009-11-10 Koenig & Bauer Aktiengesellschaft Methods for the compensation of a transverse elongation and/or longitudinal elongation of a printing material and printing press with several printing couples generating at least one printed image on a printing material
DE102004004264C5 (de) * 2004-01-28 2011-02-24 Koenig & Bauer Aktiengesellschaft Verfahren zur Kompensation einer Querdehnung und/oder einer Längsdehnung eines Bedruckstoffes und Druckmaschine mit mehreren mindestens ein Druckbild auf einem Bedruckstoff erzeugenden Druckwerken
FR2905302A1 (fr) * 2006-09-04 2008-03-07 Diffusion De Materiel Et D Imp Dispositif de compensation de la variation de largeur d'un support d'impression souple et machine a imprimer comportant un tel dispositif.
WO2008029013A1 (fr) * 2006-09-04 2008-03-13 Diffusion De Materiel Et D'imprimerie Dispositif de compensation de la variation de largeur d'un support d'impression souple et machine a imprimer comportant un tel dispositif
DE202007018444U1 (de) 2007-01-30 2008-07-24 Koenig & Bauer Aktiengesellschaft Druckmaschine
DE102007004408A1 (de) 2007-01-30 2008-08-07 Koenig & Bauer Aktiengesellschaft Verfahren zur Kompensation einer Querdehnung einer Bedruckstoffbahn und eine Druckmaschine

Also Published As

Publication number Publication date
JP2000505741A (ja) 2000-05-16
DE29718968U1 (de) 1997-12-18
EP0938414A1 (fr) 1999-09-01
US6021713A (en) 2000-02-08
WO1998018626A1 (fr) 1998-05-07
ES2172819T3 (es) 2002-10-01
JP3246557B2 (ja) 2002-01-15
DE59706517D1 (de) 2002-04-11

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