EP0353194B2 - Dispositif d'enclenchement de déclencheur ou de réglage des rouleaux d'un dispositif d'encrage ou de mouillage dans une presse - Google Patents

Dispositif d'enclenchement de déclencheur ou de réglage des rouleaux d'un dispositif d'encrage ou de mouillage dans une presse Download PDF

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Publication number
EP0353194B2
EP0353194B2 EP89810560A EP89810560A EP0353194B2 EP 0353194 B2 EP0353194 B2 EP 0353194B2 EP 89810560 A EP89810560 A EP 89810560A EP 89810560 A EP89810560 A EP 89810560A EP 0353194 B2 EP0353194 B2 EP 0353194B2
Authority
EP
European Patent Office
Prior art keywords
roller
spindle
inking
rollers
dampening
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
EP89810560A
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German (de)
English (en)
Other versions
EP0353194A3 (fr
EP0353194A2 (fr
EP0353194B1 (fr
Inventor
Peter Gertsch
Andreas Miescher
Robert Imhof
Raffaele Faiazza
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.)
Wifag Maschinenfabrik AG
Original Assignee
Wifag Maschinenfabrik 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
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Application filed by Wifag Maschinenfabrik AG filed Critical Wifag Maschinenfabrik AG
Publication of EP0353194A2 publication Critical patent/EP0353194A2/fr
Publication of EP0353194A3 publication Critical patent/EP0353194A3/fr
Application granted granted Critical
Publication of EP0353194B1 publication Critical patent/EP0353194B1/fr
Publication of EP0353194B2 publication Critical patent/EP0353194B2/fr
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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
    • B41F31/00—Inking arrangements or devices
    • B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
    • B41F31/32—Lifting or adjusting devices

Definitions

  • the invention relates to a device for connecting or Parking and setting an inking or Dampening roller of a printing press specified in the preamble of claim 1 Genus.
  • Such devices are from EP-PS 0 061 581, and DE-OS 33 42 853 known and usually have a first actuator Adjustment with respect to a first, stationary in the Machine frame mounted friction roller and a second actuator for adjustment with respect to one the second, fixed in the machine frame Grating roller or in relation to a forme cylinder the press.
  • first distribution roller remains the inking or dampening roller constantly in contact with the first friction roller.
  • mechanical adjustment devices on the swivel levers arranged by an adjustment the inking unit or dampening unit roller the first distribution roller in the radial direction can be done.
  • the inking unit or dampening unit rollers on Swivel levers are arranged around the first Rubbing roller are pivotable, the inking unit or dampening unit rollers are from the second Or the form cylinder, i.e. swing away; the inking unit or dampening unit rollers are still in constant contact with the first distribution roller, what when adjusting the inking or dampening roller in relation on the two adjacent rollers, however also when replacing inking or Dampening roller in so-called paper winders from The disadvantage is that they extend into the inking unit.
  • the invention has for its object a simple and user-friendly device for Starting and stopping as well as adjusting an inking or dampening unit roller of a printing press to create the specified genus, the one Remote adjustment with position feedback in at least allows one direction and without problems the different operating conditions are adjusted can.
  • the spindles can be adjusted for so long, for example by hand via an appropriate key until the adjustable Roll the appropriate, stationary Touch roller.
  • This location is in the programmable logic Control saved.
  • this location can still add value Diameter assigned to the adjustable roller will.
  • From this basic position of the adjustable Roll out arise for different types of production other, if necessary Positions.
  • the corresponding control values are again in the programmable logic controller saved. It is now possible to All work in a certain type of production adjustable rollers of this type of production accordingly adjust.
  • the adjustable roller By making the adjustable roller tangential with respect to at least one of the stationary rollers from it Pressure position is moved to this fixed roller, the adjustable roller can be in relation to the adjust other stationary roller or the forme cylinder without their position in relation to the changes at least one stationary roller.
  • first and second actuating element in usually spindles, in roller locks attached on both sides of the inking unit or dampening unit roller they only need relative little space and in particular hinder the adjustment the rollers don't.
  • Such spindles are rotatable in the housing of the Roller lock attached and with a thread Mistake.
  • the inking unit or Dampening rollers By turning the spindles via a DC motor and a corresponding one
  • the inking unit or Dampening rollers the spindles in their bearing journals intervene, adjust very easily.
  • the Adjustment of the inking unit or dampening unit roller happens with respect to a second, fixed friction roller by swiveling the swivel lever around the axis of the first, stationary friction roller.
  • the actuator designed as a spindle for the Swiveling the swivel lever is on one Steering lever rotatably attached. its other end is pivotably mounted on the machine frame.
  • the location of the inking or dampening roller is by means of a potentiometer that every Actuator is assigned in the programmable logic controller Control held.
  • the housing of the roller lock firmly with the machine frame connected.
  • two spindles serving as actuators are provided, which are approximately at right angles to each other and the inking or dampening roller in each within the defined adjustment range can bring any position.
  • Both spindles are powered by DC motors driven: one of the two spindles is like this arranged that they are in approximately tangential direction runs to the distribution roller or to the forme cylinder, whereby the control of the adjustment process simplified. Because by adjusting the inking or Dampening roller in tangential direction in In relation to the fixed distribution roller, the changes Position in relation to this friction roller within one given range very little.
  • the potentiometer serving as a control value transmitter can be replaced by a pressure cell, the a measured value for the contact pressure of the inking unit or the dampening roller on the friction rollers or delivers on the forme cylinder.
  • a predetermined pressure in the programmable Control the location the inking or dampening roller automatically on the corresponding stationary roller regulate. Fluctuations in the starting pressure of the Inking or dampening roller with respect to the stationary friction roller, such as in the course of a Production can occur can be avoided so that a constant print quality is also guaranteed over longer periods.
  • stationary Rollers e.g. friction rollers
  • the inking roller are then inked to by queuing to the appropriate, stationary Roll and measure the resulting To define the optimal position. This adjustment can then be carried out more easily, when the inking roller is completely off be parked on the two adjacent rollers can.
  • FIG. 1 is a printing unit for shown a printing press.
  • a Ink fountain roller 2 through in an ink fountain 1 Color the existing color with a color film.
  • a siphon roller 3 transfers color from the Ink fountain roller 2 oscillating on a first, stationary Rubbing roller 4a.
  • a first transfer roller 5a transfers the ink to a second distribution roller 4b. From there, the ink passes through second transfer rollers 5b on third, stationary friction rollers 4c, which in turn the color on inking rollers 6 to hand over.
  • a pressure plate of a forme cylinder 7 is inked over the inking rollers 6.
  • dampening solution gets from one Dampening solution box 8 with a dampening solution box roller 9 on a lifter roller 10 to a stationary Rubbing roller 11, from where the dampening solution by means of application rollers 12 on the pressure plate of the forme cylinder 7 is transmitted.
  • Both the forme cylinder 7 and the friction rollers 4 and 11 are at least practically stationary during the production process stored in the machine frame of the printing press.
  • the transfer rollers 5 and the applicator rollers 6 and 12 are with adjustment devices equipped with which their location regarding the stationary rollers with which they are in contact, can be changed.
  • Fig. 2 are a stationary friction roller schematically 4, an inking roller 6 and the forme cylinder 7 shown.
  • a roller lever 30 is rotatably mounted on the friction roller 4.
  • this pivot lever 30 is a roller lock 20, in which the inking roller 6 rotatable is stored, firmly connected.
  • the roller lock 20 protrudes into it a bolt 32 which on one Steering lever 33 is fastened, the steering lever 33 with a machine frame 34 via a hinge pin 37 is articulated.
  • the adjustment the inking roller 6 with respect to the friction roller 4 is done by moving in the radial direction (Arrow A) of the roller 4.
  • the adjustment of the inking roller 6 with respect to the forme cylinder 7 by pivoting the pivot lever 30 (Arrow B) with respect to the steering lever 33.
  • the position of the inking roller 6 with respect the roller 4 set this to happen when the inking roller 6 and so that the pivot lever 30 is in the form cylinder 7 parked location.
  • the location the inking roller 6 with respect to the friction roller 4 can be set by swiveling the Swivel lever 30 in the direction of the forme cylinder 7
  • Location of the inking roller 6 with respect to the forme cylinder 7 can be set.
  • the Setting the inking roller 6 with respect to Rubbing roller 4 unchanged.
  • This device shown in Fig. 2 for Setting the inking roller 6 with respect to Forme cylinder 7 or the friction roller 4 is also for the transfer rollers 5 applicable, the Setting these transfer rollers 5 with respect two friction rollers 4 takes place.
  • the roller lock 20 has a housing 23 on.
  • a first Recess 22 incorporated in which a journal 21 of the inking roller 6 protrudes.
  • the jacket of the inking roller 6 is over a Rolling bearing 39 freely rotatable on the journal 21.
  • the bearing pin 21 is provided with a flange 38, the recess 22 of the housing 23 covers. That in the housing 23 of the roller lock 20 protruding end of the bearing pin 21 is arranged transversely to the central axis Provide threaded hole 24.
  • a spindle 25 as an actuating element screwed in. This spindle 25 is rotatable in Housing 23 stored, but secured against displacement.
  • gear 27 protrudes further gears with a not shown Potentiometer (19) and a drive, not shown (17, 18) in connection. That in the case 23 of the roller lock 20 protruding end of the journal 21 is provided with flats 40.
  • a gear 44 is against Twist securely attached. This gear 44 meshes with a gear 29, which on a potentiometer 19 is attached. With the Gear 44 is also engaged with gear 28. The Gear 28 is on the driven shaft Gear 18 attached in a rotationally fixed. The transmission 18 is flanged to a DC motor 17 (see Fig. 4).
  • Fig. 4 it can be seen how the spindle 26 in Housing 23 of the roller lock 20 rotatable and is secured against moving.
  • spindle 26 is in the threaded hole 45 of the bolt 32 screwed in.
  • the bolt 32, the one with flats 46 is provided, protrudes through an opening 35 of the housing 23 into the roller lock 20.
  • All movable parts of the roller lock 20 are on the one hand through the housing 23, on the other hand completely closed by a cover 42, which prevents contamination are.
  • roller lock instead of arranging the roller lock on a swivel lever it is also possible to use one Part of the roller lock with the machine frame firmly as shown in Figs. 6 and 7 is shown.
  • Fig. 5 the two friction rollers 4a, 4b with the intermediate transfer roller 5b shown.
  • the adjustment of the transfer roller 5b takes place in a straight line.
  • the two arrows show 48 and 49 with the directions of the spindles 25, 26 match the directions in which the adjustment can be made.
  • the angle between the two arrows 48 and 49 is 90 °.
  • one of the two adjustment directions 48 or 49 with respect to corresponding friction roller 4a or 4b selected so that they are practically related to the scope of the Rubbing roller 4a or 4b coincides with the tangent. Is the adjustment direction 48 tangential to Rubbing roller 4a, so the transfer roller 5b to the friction roller 4b in a small area adjust without changing the settings of the Transfer roller 5b with respect to the friction roller 4a noticeably changes.
  • the other is practically perpendicular to the spindle 64
  • Spindle 66 arranged.
  • This spindle 66 is in a correspondingly arranged threaded hole 77 one with a flange 56
  • Axle pin 57 protrudes a recess 67 in the housing 62 of the roller lock 63.
  • a roll neck 58 an adjustable Roller is rotatably mounted in the flange 56.
  • the housing 62 of the roller lock 63 is with a cover 68 and with rubber bellows 59 completely included.
  • the roll neck is 58 rotatable in the flange 56 by roller bearings stored.
  • the axle pin 57 protrudes into the roller lock 63 in and is with a threaded hole provided, into which the spindle 66 is screwed is.
  • the spindle 66 is equipped with a gear 69, which in turn with that shown in Fig. 6 Gear 76 of a drive, not shown 17, 18 and the gear 75 of a second Potentiometer 70 combs. Also picks up here Guide bolt 71 arising bending forces.
  • adjustable rollers 5, 6 or 12 can the spindles 25, 26, 64, 66 as long be adjusted until the adjustable rollers 5, 6 or 12 touch the corresponding stationary roller.
  • This location can be stored in a programmable Control can be saved. At the same time, this location can still add value Diameter of the adjustable roller 5, 6 or 12 be assigned. From this basic position of adjustable roller 5, 6 or 12 result from different, necessary for different types of production Positions. The corresponding control values are in the programmable logic controller again storable. So it is possible due to a known type of production all adjustable Rolls 5, 6 or 12 of this type of production adjust accordingly.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)

Claims (9)

  1. Dispositif pour la mise en position d'appui et d'écartement et pour le réglage de position d'un rouleau d'encrage ou de mouillage d'une machine d'imprimerie, comportant
    a) un premier organe de réglage pour régler la position par rapport à un premier rouleau baladeur monté à poste fixe dans un bâti de la machine, et
    b) un second organe de réglage pour régler la position par rapport à un second rouleau baladeur monté à poste fixe dans le bâti de la machine, ou par rapport à un cylindre porte-cliché,
    c) le premier et le second organes de réglage étant disposés dans des mécanismes de réglage, disposés des deux côtés du rouleau d'encrage ou de mouillage, qui servent à recevoir les tourillons des extrémités du rouleau d'encrage ou de mouillage,
       caractérisé par la combinaison des particularités suivantes :
    d) le premier et le second organes de réglage sont des broches filetées (25, 26, 64, 66) ;
    e) le second organe de réglage (26, 66) déplace le rouleau d'encrage (5a, 5b, 6) ou de mouillage (12) tangentiellement par rapport au premier rouleau baladeur (4, 4a, 4b, 11) à partir de la position d'appui sur ce premier rouleau baladeur (4) ;
    f) chaque broche filetée (25, 26, 64, 66) peut être actionnée par l'intermédiaire d'un organe moteur (17, 18) commandé électriquement ;
    g) la commande électrique de l'organe moteur (17, 18) s'effectue à partir d'un système de commande à mémoire programmable ; et
    h) à chaque organe moteur (17, 18) commandé électriquement est associé un potentiomètre (19, 70, 73), adapté à émettre un signal électrique dépendant de la position de cet organe moteur (17, 18), à destination du système de commande à mémoire programmable.
  2. Dispositif selon la revendication 1, caractérisé en ce que le tourillon d'extrémité (21,57) de l'arbre du rouleau d'encrage (5a, 5b, 6) ou du rouleau de mouillage (12) passe à travers une échancrure (22,67) d'une paroi du carter (23,62) du mécanisme de réglage (20,63) du rouleau pour pénétrer dans ce carter, ce tourillon (21,57) étant pourvu d'un trou taraudé (24,77) dans lequel est vissée une première broche filetée (25,66), ainsi montée rotativement dans le carter (23,62) du mécanisme de réglage (20,63) du rouleau sans pouvoir s'y déplacer, et en ce qu'une deuxième broche filetée (26,64) est également montée rotativement dans le carter (23,62) du mécanisme de réglage (20,63) sans pouvoir s'y déplacer, cette deuxième broche filetée (26,64) étant décalée d'un angle (α) égal à 90° par rapport à la première broche filetée (25,66).
  3. Dispositif selon la revendication 2, caractérisé en ce qu'il comporte une roue dentée (27,44,69,65) clavetée sur chacune des broches filetées (25,26,66,64) et en prise avec une deuxième roue dentée (28,74) associée à un train d'engrenages (18) à travers lequel cette deuxième roue dentée peut être entraínée en rotation par un organe moteur (17,18) commandé à distance et constitué par un moteur à courant continu (17).
  4. Dispositif selon la revendication 3, caractérisé en ce qu'il comporte, outre la roue dentée (27,44,59,65) pouvant être commandée par le moteur à courant continu (17) à travers le train d'engrenages (18), une autre roue dentée (29,75,72) en prise avec la première roue dentée, pour transmettre au potentiomètre (19,70,73) le mouvement de rotation de la broche filetée (25,26,66,64).
  5. Dispositif selon l'une des revendications 2 à 4, caractérisé en ce que le carter (23) du mécanisme de réglage (20) du rouleau est fixé à une extrémité d'un levier orientable (30) articulé par son autre extrémité sur l'axe fixe (31) du rouleau baladeur (4,11) et pouvant ainsi pivoter autour de cet axe.
  6. Dispositif selon la revendication 5, caractérisé en ce qu'il comporte une belle d'orientation (33), articulée par l'une de ses extrémités sur le bâti (34) de la machine, l'autre extrémité de la bielle d'orientation (33) portant un doigt(32) qui pénètre dans le carter (23) du mécanisme de réglage (20) du rouleau en passant à travers une échancrure (35) de la paroi de ce carter (23), ce doigt (32) étant pourvu d'un trou taraudé (45) dans lequel est vissée la deuxième broche filetée (26).
  7. Dispositif selon l'une des revendications 2 à 4, caractérisé en ce qu'il comporte un trou taraudé fixe, usiné dans un bossage (52) solidaire du bâti (60) de la machine, et dans lequel est vissée la deuxième broche filetée (64).
  8. Dispositif selon la revendication 7, caractérisé en ce que la deuxième broche filetée (64) est montée suivant une orientation sensiblement tangentielle par rapport au deuxième rouleau baladeur (4,11), la première broche filetée (66) étant montée dans une orientation sensiblement perpendiculaire à la deuxième broche filetée (64).
  9. Dispositif selon l'une des revendications précédentes, caractérisé en ce qu'il comporte, à la place du potentiomètre (19), un capteur de mesure de pression d'appui, permettant de mesurer la valeur de la pression d'appui du rouleau d'encrage (5a, 5b, 6) ou du rouleau de mouillage (12) contre les rouleaux baladeurs (4,11) et/ou contre le cylindre portecliché (7), afin de régler la position de ces rouleaux (4a,5b, 6,12) d'après la valeur de la pression d'appui indiquée par ce capteur de mesure.
EP89810560A 1988-07-27 1989-07-21 Dispositif d'enclenchement de déclencheur ou de réglage des rouleaux d'un dispositif d'encrage ou de mouillage dans une presse Expired - Lifetime EP0353194B2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3825517A DE3825517A1 (de) 1988-07-27 1988-07-27 Vorrichtung zum an- und abstellen sowie einstellen von farbwerks- bzw. feuchtwerkswalzen einer druckmaschine
DE3825517 1988-07-27

Publications (4)

Publication Number Publication Date
EP0353194A2 EP0353194A2 (fr) 1990-01-31
EP0353194A3 EP0353194A3 (fr) 1991-04-10
EP0353194B1 EP0353194B1 (fr) 1994-12-28
EP0353194B2 true EP0353194B2 (fr) 1998-03-11

Family

ID=6359680

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89810560A Expired - Lifetime EP0353194B2 (fr) 1988-07-27 1989-07-21 Dispositif d'enclenchement de déclencheur ou de réglage des rouleaux d'un dispositif d'encrage ou de mouillage dans une presse

Country Status (3)

Country Link
US (1) US5142977A (fr)
EP (1) EP0353194B2 (fr)
DE (1) DE3825517A1 (fr)

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RU2371318C9 (ru) * 2005-04-21 2011-01-10 Кениг Унд Бауер Акциенгезельшафт Печатные аппараты с по меньшей мере двумя взаимодействующими цилиндрами
CN101384434B (zh) * 2005-04-21 2013-03-20 柯尼格及包尔公开股份有限公司 具有至少两个配合工作的滚筒及能够进行径向调整的轴承单元的印刷装置
WO2007099148A2 (fr) 2006-03-03 2007-09-07 Koenig & Bauer Aktiengesellschaft Groupes d'impression d'une machine à imprimer
DE102006030290B3 (de) * 2006-03-03 2007-10-18 Koenig & Bauer Aktiengesellschaft Druckwerk
CN101041285B (zh) * 2006-03-24 2010-04-14 海德堡印刷机械股份公司 印刷机
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DE2942007A1 (de) * 1979-10-17 1981-04-30 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Farbwerk fuer eine offset-rotationsdruckmaschine
DE3112745C2 (de) * 1981-03-31 1988-05-05 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach An einen Plattenzylinder einer Offset- oder Hochdruckmaschine anstellbarer Walzenstock
DE3136223A1 (de) * 1981-09-12 1983-03-31 TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg Integrierbarer tonfrequenzdetektor
DD226148A3 (de) * 1983-01-04 1985-08-14 Polygraph Leipzig Farbwerk fuer rotationsdruckmaschinen
JPH0796293B2 (ja) * 1986-12-29 1995-10-18 東芝精機株式会社 印刷機のインク供給量調整装置

Also Published As

Publication number Publication date
EP0353194A3 (fr) 1991-04-10
DE3825517A1 (de) 1990-02-01
EP0353194A2 (fr) 1990-01-31
DE3825517C2 (fr) 1990-09-20
US5142977A (en) 1992-09-01
EP0353194B1 (fr) 1994-12-28

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