EP1468824A2 - Dispositif pour régler des cylindres dans une machine à impression - Google Patents

Dispositif pour régler des cylindres dans une machine à impression Download PDF

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Publication number
EP1468824A2
EP1468824A2 EP04102477A EP04102477A EP1468824A2 EP 1468824 A2 EP1468824 A2 EP 1468824A2 EP 04102477 A EP04102477 A EP 04102477A EP 04102477 A EP04102477 A EP 04102477A EP 1468824 A2 EP1468824 A2 EP 1468824A2
Authority
EP
European Patent Office
Prior art keywords
roller
actuators
force
rollers
actuated
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
Application number
EP04102477A
Other languages
German (de)
English (en)
Other versions
EP1468824B1 (fr
EP1468824A3 (fr
Inventor
Bernd Faist
Wolfgang Reder
Georg Schneider
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 EP1468824A2 publication Critical patent/EP1468824A2/fr
Publication of EP1468824A3 publication Critical patent/EP1468824A3/fr
Application granted granted Critical
Publication of EP1468824B1 publication Critical patent/EP1468824B1/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
    • B41F31/00—Inking arrangements or devices
    • B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
    • B41F31/301—Devices for tripping and adjusting form rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/20—Supports for bearings or supports for forme, offset, or impression cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
    • B41F13/34—Cylinder lifting or adjusting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
    • B41F13/34—Cylinder lifting or adjusting devices
    • B41F13/36—Cams, eccentrics, wedges, or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
    • B41F13/34—Cylinder lifting or adjusting devices
    • B41F13/40—Cylinder lifting or adjusting devices fluid-pressure operated
    • 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
    • B41F31/36—Lifting or adjusting devices fluid-pressure operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F7/00—Rotary lithographic machines
    • B41F7/20—Details
    • B41F7/24—Damping devices
    • B41F7/40—Devices for tripping or lifting damping rollers; Supporting, adjusting, or removing arrangements therefor

Definitions

  • the invention relates to devices for adjusting a pressing force, the first Roller and a second roller on at least a third roller in a printing press exercise and / or for turning on / off of a first roller and at least one second roller to or from a third roller according to the preamble of claim 1 or 2.
  • Inking units or dampening units in printing presses are used for this purpose Printing required color or the required fountain solution to promote appropriate utilities in the pressure zone.
  • the terms roller and cylinder have for the Understanding the present invention has the same meaning.
  • the rollers come in so-called roll strips to each other to the plant, so that the color film or the dampening solution film in the roll strip from one roll to another roll can be transferred.
  • inking or dampening units are mounted adjustable in the machine frame Rolls provided, so that by adjusting these adjustably mounted rollers be changed relative to the other rolls of contact pressure in the roll strip can.
  • an inking unit with a frame-mounted Reiberwalze and a fixed frame mounted cylinder known, the color of the distributor roller on the forme cylinder by a between Reibwalze and form cylinder arranged applicator roll is transmitted.
  • the applicator roller in turn is adjustable in the Machine frame mounted and can with a variable force in the gap between the distributor roller and the forme cylinder are pressed.
  • the device for storage the applicator roll is designed so that the force with the applicator roll in the Gap between form cylinder and distributor roller is pressed, always along one Angle bisector between the distributor roller and the forme cylinder acts. This In other words, although the magnitude of the force to press the Applicator is changeable, but the direction of the force through the constructive Training the adjustment is given unchangeable.
  • To set the Contact pressure in the roller strip between the forme cylinder and the distributor roller On the one hand and the applicator roll on the other hand, so only the contact pressure in their Size to be changed, with the resulting contact pressures in the Roll strip due to the given geometry result.
  • the Device a hydraulic pressure of the bearing bushes against the bore wall of the Machine frame, wherein the bearing bushes of two shrunk together Socket sleeves exist, wherein in the inner wall of the outer sleeve sleeve two hydraulically acted upon pressure chambers are incorporated, the both sides below 120 ° to the resultant of acting on the bearing mean forces.
  • the concentricity properties of the cylinder are improved because by a Eliminate the play that the bushings in the bore of the receiving it Have machine frame, a largely vibration-free running of the cylinder is reached.
  • the patent DE 15 61 014 C1 shows an adjustable in only one direction Roll storage, especially for friction and application rollers of inking Printing machines, wherein adjusting means for adjusting the roller transversely to its axis are provided, wherein the adjusting means between one with the frame wall associated journal and a roll end receiving, preferably cup-shaped housing are mounted, wherein the bearing pin and the Housing by the adjusting means counteracting spring elements together are connected.
  • the spring elements are preferably as radially extending Rubber buffer or as a pressurizable chamber can be placed under air or liquid pressure, and the adjusting means acting on the journal either as a radially arranged one Adjustment screw or as two at 45 ° to a frame-fixed rib of the journal arranged adjusting screws formed.
  • the Starting or stopping the roller and thus the adjustment of the roller bearing also by two diametrically arranged in the interior of the housing, with air or a liquid be acted upon pressure chambers, wherein the counteracting Pressure chambers are optionally pressurized depending on the desired direction of action.
  • the hiring of the adjustably mounted roller to adjacent rollers takes place in the in The DE 15 61 014 C1 disclosed embodiments preferably characterized in that a in an elastic body inserted pressure chamber or a movably arranged Pistons are pressurized, the pressure chamber due to their endeavor, to expand under pressure in their volume, or the piston moved by the pressure adjustably mounted roller can perform a travel.
  • the contact pressure in the Roll strip between the adjustably mounted roller and its adjacent Rolling is accomplished by the position of the adjusting screw (s). Turning off the adjustably mounted roller is done by releasing the pressure in the pressure chamber and preferably by a recovery of the elastically deformed elastic body.
  • the arrival and shutdown of the rollers by selective supply or discharge takes place a medium, whereas the adjustment of the rollers to each other by pressing a or more radial adjustment screws is made so that for the arrival and Shutdown of the rollers and the setting of the rollers to each other different means required are.
  • GB 1 213 935 A is an apparatus for turning on and off of applicator rolls in an inking unit of a rotary printing press, each applicator roll is mounted in each case on a swivel lever pivotable about an inking roller.
  • the Bearing point of the applicator roll is arranged with a pivot lever and in whose longitudinal direction is connected to movable pressure-medium-loadable pistons, the applicator roll at its pressure medium loading of this piston to the Ink roller sets or is turned off.
  • the pivot lever is through a another arranged in a cylinder pressure medium-loading piston pivoting, said piston in its pressurizing the Pivot lever pivots around the ink fountain roller while the applicator roll to a Form cylinder sets or turns off from this.
  • a disadvantage of this device is that the pistons and pivots for their arrangement and to carry out their movement take on the printing a not inconsiderable space and due their immediate proximity to ink-carrying rollers z. B. by color spray are exposed to significant pollution, resulting in a certain susceptibility arises, which is why time-consuming and costly cleaning and maintenance work a hard to reach place the printing press are required.
  • From DE 100 01 582 A1 is a device for adjusting the contact pressure between rolls in a printing press, being between adjacent ones Rolling hydraulic, preferably designed as a double piston actuators are arranged.
  • EP 0 958 918 A1 discloses an apparatus and a method for Semi-automatic adjusting rollers known, with an adjustable first roller is employed against at least one frame-fixed second roller, wherein resilient Means the first roller in the direction of the second roller with a resilient force apply.
  • the invention has for its object devices for adjusting a Pressing force, a first roller and a second roller on at least a third roller exercise in a printing press and / or for turning on / off of a first roller and at least one second roller to create or from a third roller.
  • the position of the adjustably mounted roller after adjustment of the contact pressure fixed relative to the two other rollers by operating a fixing device becomes.
  • Can adjust the size and direction of the force to adjust the adjustable Roller can be chosen essentially freely, this can also turn off the color or dampening solution.
  • the power to Adjustment of the adjustably mounted roller selected in one direction by the pointing away from both other rollers. As a result, so the adjustable bearing roller as far out of the gap, until no contact between the adjustably mounted roller and the other rollers. Once the adjustable stored roller is separated from the other rollers, then no dampening solution or no more color transferred to the roller strip.
  • the adjustable mounted roller on a to the order Rotation axis of one of the other rollers pivoting lever mechanism may be arranged.
  • To stop the color or dampening solution can then roll by driving the Lever be lifted off one of the other rollers.
  • the adjustable mounted Roller can after starting the functional position of the lever mechanism, in which the adjustable mounted roller on the other two rollers comes to rest, with one in size and direction adjustable force in the gap between the other two rollers be pressed. This adjustment is then made by operating a fixing device fixed between the adjustably mounted roller and the lever mechanism. Should later the Color or the dampening solution are turned off, the lever mechanism is in the first Swung functional position, in which the adjustably mounted roller of the one roller is lifted off. When adjusting the color or dampening solution is then sufficient Swiveling back the lever mechanism to the second functional position without additional Adjustment of the contact pressure, as the correct setting by the fixing device between the lever mechanism and adjustably mounted roller is fixed.
  • FIG. 1 shows a device 20 for adjusting the contact pressure between a first Roller 21 and a second roller 22 are shown.
  • the roller 21 can with the ends of their Axis 23 releasably attached to a provided on the device 20 quick release 24th be attached.
  • Such quick fasteners are known from the prior art and have a semi-circular bearing shell into which the ends of the axis 23rd can be inserted. By attachment of an upper not shown in Fig. 1 Bearing shell then the axis 23 can be fixed to the quick release 24.
  • the device 20 is essentially composed of a frame holder 26 and a Roll holder 27 constructed, the relative to each other in a plane that is perpendicular extends to the drawing plane, can be moved against each other.
  • the Frame holder 26 is made of a base plate 28, for example by means of a Swivel arm can be pivotally attached to the frame of a printing press, and a sleeve body 29 constructed.
  • On the side facing the roller 21 has the Sleeve body 29 a recess 31 into which a cylindrical portion 32 of the Roller holder 27 engages.
  • the inner diameter of the recess 31 and the Outer diameter of the section 32 is chosen so that a in the Basic position circular cylindrical gap 33 with a gap width of for example 1 mm to 10 mm, preferably 2 mm forms. Through the gap 33, the maximum adjustment range for adjusting the roller holder 27 relative to the frame holder 26 defined.
  • Lamella elements 38 are arranged to mesh to form a plate pack.
  • Lamella elements 38 are arranged to mesh to form a plate pack.
  • T-shaped punch 39 For preferably frictional clamping of the lamellar elements 37; 38 formed lamellar packets is provided in cross-section T-shaped punch 39, whose circular punch head 40 with an annular flange 41 on outermost plate element 37 or 38 of the disk set comes to rest.
  • a pressure plate 42 is fixed to the Spring force of a spring element 43 designed in the manner of a disc spring package 43 acts.
  • the spring element 43 is biased between the pressure plate 42 and the Sleeve body 29 mounted so that the of the lamellar elements 37; 38 educated Disk pack by the spring force from the punch 39 on the lamellar elements 37; 38 is being transmitted.
  • a pressure connection 44 is in the base plate 28 provided by a pressure chamber 46 between the pressure plate 42 and the Base plate 28 with a pressure medium, such as compressed air are applied can.
  • the adjustment of the contact pressure between the rollers 21 and 22 takes place, for example in the following way.
  • the pressure chamber 46 is subjected to a sufficient pressure, so that the lamellar elements 37; 38 are no longer frictionally clamped.
  • the actuators 34 are each acted upon with just enough pressure that the desired contact pressure between the rollers 21 and 22 and between the Roller 21 and further, not shown in FIG. 1 rollers and forms a Contact strip of the desired width leads.
  • the Pressure chamber 46 is depressurized, whereby the punch 39, the blade elements 37; 38 clamped together, so that the roller holder 27 relative to the frame holder 26 in the desired position is fixed.
  • the actuators 34 are depressurized.
  • the preferred frictionally trained Fixing device alternatively or additionally also have elements that engage positively.
  • Fig. 2 shows the frame holder 26 with the recess 31 and the engaging therein Section 32 of the roller holder 27.
  • a gap 33 formed in to those in Fig. 2 and 3 only schematically indicated by force arrows actuators 34th are arranged.
  • the possible adjusting movements between the frame holder 26 and the roller holder 27 are by a set plane, which in the illustration of FIG. 2 and 3 in the plane of the drawing, defined, wherein the adjustment range of Adjusting movements is limited by the width of the gap 33.
  • the roll holder 27 and, as a result, the attached thereto roller 21 are laterally offset relative to the frame holder 26, which by a corresponding control of the actuators 34 and the consequent Force effect on the section 32 is effected.
  • Fixing device can be actuated so that the position is permanently fixed and the actuators 34 need not be driven further.
  • Fig. 4 the device 20 without roll holder 27 in a perspective view shown.
  • the sleeve body 29 is by means of four fastening screws 47 on the Roller holder 27 (see Fig. 5) attached.
  • the half-shell-shaped quick release 24 (see Fig. 5) is partially visible, are the four z. B. arranged in the manner of pressure hoses 34 actuators 34, the Via supply lines 48 can be acted upon with compressed air.
  • the pressure plate 42 By means of the pressure plate 42 the lamellar elements 37; 38 relaxed.
  • Fig. 5 shows the device 20 with the base plate 28, the frame holder 26, the Roller holder 27, the quick release 24, the mounting screws 47 and the Actuators 34 in a perspective view from the front.
  • FIG. 6 the section of an inking unit 51 with an adjustably mounted roller 52 and two frame fixedly mounted rollers 53; 54 is shown.
  • the adjustable mounted Roller 52 is mounted with a device 20 in the machine frame, as shown in FIGS to 5 has been explained.
  • This is shown in Fig. 6 by the air chambers 56 to 59 and 61 indicated schematically.
  • the function of the pressure chambers 56 to 59 corresponds to Function of the pressure chambers 36 on the device 20. That is by loading resp. Venting of the pressure chambers 56 to 59, the adjustably mounted roller 52 in the Gap between the rollers 53 and 54 pushed in or out of the gap be moved out.
  • the function of the pressure chamber 61 corresponds to the function of Pressure chamber 46 on the device 20, so that by ventilation of the Pressure chamber 61, the adjustably mounted roller 52 in position relative to the fixed frame mounted rollers 53 and 54 can be fixed.
  • the fixation of the setting by venting the pressure chamber 61 is not mandatory required. If, during production, the set pressures in the pressure chambers 56 and 57, the fixation can be made by venting the pressure chamber 61 omitted.
  • the roller 52 is resiliently pressed in this case against the rollers 53 and 54 and can, for example, evade backwards in the event of imbalances and vibrations. However, when not fixing the roller 52, make sure that the inking in the 51st occurring vibrations do not exceed a permissible level.
  • the pressure chambers 56 and 57 are vented and the pressure chambers 58 and 59 vented. Once then the fixation of the roller 52 is released by venting the pressure chamber 61, The roller 52 is moved out of the gap between the rollers 53 and 54. If no contact between the roller 52 and the rollers 53 and 54 is, is the pressure chamber 61 vented again and thereby the roller 52 in the parked Position fixed. As a result, it is thereby possible, the roller 52 even while running Stop production without removing the roller 52. To make mistakes by sticking the Roller 52 when adjusting the contact pressures in the roller strip 62; 63 to avoid can the roller 52 before adjusting the contact pressures by venting the pressure chambers 56 and 57 are also turned off in the manner described first.
  • Fig. 7 illustrates an inking unit 66, with the ink from a roller 67, z. B. one Anilox roller 67 on a cylinder 68, z. B. a form cylinder 68 is transferable.
  • an upper roller train 69 with two rollers 71; 72, z.
  • Two Ink transfer rollers 71; 72 and a roller 73, z. B. an inking roller 73 and a lower roller 74 with also two rollers 76 and 77, z.
  • Two Ink transfer rollers 76 and 77 and an inking roller 78 is provided.
  • the Ink transfer rollers 71; 72; 76; 77 and the inking rollers 73; 78 are in a frame 79 mounted adjustable. To adjust these rollers 71; 72; 76; 77, 73; 78 come z. B. devices are used, which correspond to the device 20 and each preferably four pressure chambers for adjusting the contact pressures or for Shutdown of the rollers 71; 72; 76; 77, 73; 78.
  • the contact pressures in the Roll strip of upper roller 69 and lower roller 74 set in succession. Ie. First, the fixation of the inking roller 73rd dissolved and by aeration of the corresponding pressure chambers of the contact pressure in the Roll strip to the anilox roller 67 and the forme cylinder 68 adjusted. In parallel can the contact pressure between the inking roller 78 of the lower roller 74th and the anilox roller 67 and the forme cylinder 68 are adjusted.
  • the inking rollers 73 and 78 are fixed and then the Contact pressure between the ink transfer roller 72 and the inking roller 73rd or the ink transfer roller 77 and the inking roller 78 by aeration of the set appropriate pressure chambers.
  • the ink transfer rollers 72nd and 77 are fixed again, the ink transfer rollers 72 and 76 are last through Ventilation of the pressure chambers adjusted, so that in the roll strip between the ink transfer rollers 71 and 76 on the one hand and the anilox roller 67 and the Farbübertragungswalzen 72 and 77 on the other hand, the desired contact pressures result.
  • the ink transfer rollers 71 and 76 fixed again, the entire Inking unit 66 completely adjusted.
  • rollers 71; 72; 76; 77, 73; 78 successively ensures that the setting of the rollers 71; 72; 76; 77, 73; 78 do not influence each other.
  • the setting requires the individual rollers 71; 72; 76; 77, 73; 78 successively a relatively long response time.
  • the ink transfer rollers 71; 72; 76; 77 and the inking rollers 73; 78 all set at the same time.
  • the Pressure chambers on the individual ink transfer rollers 71; 72; 76; 77 or Inking rollers 73; 78 are all at the same time with appropriate air pressures applied.
  • the contact pressure between the individual rollers 71; 72; 76; 77, 73; 78 also on the front or behind in the compactor 69 and 74 arranged rollers 71; 72; 76; 77, 73; 78, so that the Adjustment of the individual rollers 71; 72; 76; 77, 73; 78 influenced each other.
  • such an addition of the force vectors is exemplary of the Ink transfer roller 71 shown.
  • the z. B. correspond to the force acting in the roller strip contact forces 81 and 82, the at given contact pressures of the ink transfer roller 71 to the anilox roller 67 and the ink transfer roller 72.
  • the weight 80 and the Compressive forces 81 and 82 added vectorially resulting in a force difference by Adjustment of the air pressure in the air chambers 83 and 84 are intercepted such must be that on the ink transfer roller 71 in the result no resulting outer Power acts more.
  • the force vector 86 applied by the pressure chamber 83 is shown in FIG. z. B. the adjusting force 86, and the force applied by the pressure chamber 84 force vector 87, z. B. the adjustment force 87, vectorially applied.
  • the force vectors 80; 81; 82; 86; 87 result in a closed power flow and thus in the result on Farbübertragungswalze 71 no external force acts more.
  • adjustably mounted rollers 71; 72; 76; 77, 73; 78 must be at the same time setting the contact pressures for all rollers 71; 72; 76; 77, 73; 78 such a closed Force flow are set up to influence the different force sizes to be able to consider each other.
  • the weight force 80 of the first roller 71 preferably included in the vector sum to form the resultant 88 because of it Contribution in the vector sum i. d. R. is not negligible. If only the Weight force 80 of the first roller 71 forms the resultant 88 because z. For example, none Pressing forces on the first roller 71 act, the radial force 89; 91; 96; 97 of the actuated actuators 83; 94 at least temporarily to an amount 86; 98 set that whose vector sum is greater than the amount during the shutdown Resultant 88. This step serves to stop the first roller 71, d. H. the application of a force that causes the first roller 71 to move.
  • the actuated actuators 83; 84; 93; 94 the roller holder 27 in the frame holder 26, wherein the Actuators 83; 84; 93; 94 the center of the roll holder 27 z. B. up to 15 mm eccentric from the center of the frame age 26 can move.
  • roller holder 27 in the frame holder 26 be eccentrically displaced so that the first Roller 71 and the second roller 72 out of contact, this shift by the operation of only a single actuator 83; 84; 93; 94 caused can, which is arranged between the roller holder 27 and the frame holder 26.
  • Between the roll holder 27 and the frame holder 26 may also at least one Be provided spring element against which the actuators 83; 84; 93; 94 the Roll holder 27 move in the frame holder 26 and which the roll holder 27 in through the actuators 83; 84; 93; 94 unloaded operating state to a starting position resets.
  • Actuators 83; 84; 93; 94 actuated, the radial force 89; 91; 96; 97 a positive amount 86; 92; 98 against the resultant 88. It is advantageous if the roll holder 27 in the frame holder 26 z. B. in the manner described in connection with FIG. 1 is fixed after the vector sum of the amount 86; 92; 98 set radial forces 89; 91; 96; 97 of the resultant 88 corresponds.
  • B be characterized in that at least one radial force 89; 91; 96; 97 of actuated by a control signal actuators 83; 84; 93; 94 with a at the first roller 71 engaging force 80; 81; 82 is aligned.
  • Another special Arrangement for the aforementioned device 20 results when two by a Control signal actuated actuators 83; 84; 93; 94 are arranged such that the amount 86; 92 of the radial force 89; 91; 96; 97 is set equal and one Vector sum of these amounts 86; 92 counteracts a resultant 88, wherein the Resulting 88 in the manner already mentioned as a vector sum from all at the first roller 71 acting forces 80; 81; 82 is formed.
  • the radial forces 89; 91; 96; 97 of the actuators 83; 84; 93; 94 an opening angle ⁇ with each other.
  • the radial forces 89; 91; 96; 97 must the amounts of force 86; 92, which in vector addition to the resultant 88 amount equal.
  • the angular position of the radial forces 89; 91; 96; 97 of the actuators 83; 84; 93; 94 to be chosen so that the radial force 89; 91; 96; 97 out of two by one Control signal actuated actuators 83; 84; 93; 94 is set so that each of these radial forces 89; 91; 96; 97 an amount 86; 92 of at least 30%, preferably 50 %, in particular 70% of a counteracting resultant 88, wherein the Resultant 88, in turn, as a vector sum of all at the first roller 71 attacking forces 80; 81; 82 is formed.
  • the opening angle ⁇ between the radial forces 89; 91; 96; 97 selected as an example to 90 °, so that the orthogonal to each other Force vectors 86; 92 and the resultant 88 always a right triangle form with each other, wherein the apex of the between the radial forces 89; 91; 96; 97 existing opening angle ⁇ depending on the distribution of the radial forces 89; 91; 96; 97 on a broken line in Fig. 8 drawn arc curve moves.
  • Other advantageous settings for the opening angle ⁇ can be between 45 ° and 135 °, in particular at 90 ° and also at 120 °.
  • the opening angle ⁇ , the radial forces 89; 91; 96; 97 of actuated actuators 83; 84; 93; 94 form with each other is in many roller arrangements unequal to an opening angle ⁇ , which of the first Roller 71 applied to the second roller 72 pressing force 82 with that of the first Roller 71 on the third roller 67 exerted pressing force 81 forms, wherein the Opening angle ⁇ z. B. between 30 ° and 180 °, but preferably between 60 ° and 120 °, in particular at about 90 °.
  • the actuators 83; 84; 93; 94 in or formed on a wall of the frame holder 27, preferably as in or on a wall of the frame holder 26 or the roll holder 27th attached, side-limited pressure chambers (see Fig .. 4), wherein the pressure chambers at perform a pressurization directed to the roll holder 27 radial stroke, the z. B. may be up to 10 mm.
  • the frame holder 26 connections for leads to Pressure medium supply for the hollow body or pressure chambers has ( Figures 4 and 5). At least the frame holder 26 is advantageously designed to be rotationally symmetrical, because then no special alignment to a frame wall 79 (Fig. 7).
  • the pressure chambers may have a membrane, wherein between the pressure chambers at least one integrally formed on the frame holder 27 web is formed (Fig. 4), with which the membrane can be connected.
  • Fig. 4 In the constructive Embodiment either covers a self-contained annular membrane all Pressure chambers from or for each pressure chamber is an associated membrane intended.
  • the latter embodiment is shown in FIG. 4.
  • the membrane is preferably inserted into an inserted into the frame holder 27 groove, glued or trapped.
  • three or four actuators 83; 84; 93; 94 or pressure chambers may be provided along the circumference of the Roller holder 27 are preferably arranged equidistantly spaced.
  • FIG. 9 shows a similar arrangement to FIG. 8, but with the difference that here according to the illustrated section of the inking unit two rollers 67; 71 are employed against each other.
  • An associated graph of force vectors 80; 81; 86; 88; 92 is drawn, after which the actuators 83; 84; 93; 94 the required forces 86; 92 apply.
  • Fig. 10 with respect to the same inking unit, the roller 71 of their adjacent rollers 67; 72 completely turned off. Again, one clarifies associated diagram of the force vectors 80; 86; 98 the effective power relations, after which to achieve this operating condition for the roller assembly with the Roller 71 acting actuators 83; 94 are to be operated.
  • Fig. 11 shows a section of the inking unit with a against two rollers 67; 72 Employed roller 71 and a representation of the radial forces 89; 91; 96; 97 of each actuators 83 arranged offset by 90 ° from each other; 84; 93; 94.
  • actuators 83; 84; 93; 94 With this arrangement are the contact forces 81; 82 and the applied to the roller 71 to compensate for the attacking weight force 80.
  • actuators 83; 84; 93; 94 a displacement of the roller 71 in any direction in the Plane, which is here equal to the plane of the drawing to be made.
  • Some Devices 20 for adjusting one of a first roller 71 to at least one second roller 72 applied in a printing machine pressing force 82 and / or on / off a first roller 71 to or from at least one second roller 72 like not all of these illustrated actuators 83; 84; 93; 94, but only at least two actuators 83; 84, which operated in their, d. H. pressure medium
  • a radial directed into the first roller 71 force 89; 91; 96; 97 exercise, because in the opposite direction of the radial force 89; 91; 96; 97 z.
  • B. preferably biased spring element is provided.
  • FIG. 12 A third embodiment of a roller arrangement is shown in FIG. 12. She relates to a device 20 for adjusting a contact pressure 81; 82, the first roller 71 and a second roller 72 on at least one third roller 67 in a printing machine exercise, and / or for turning on / off a first roller 71 and at least one second roller 72 to and from a third roller 67, wherein for the first roller 71 and the second roller 72 actuators 83; 84; 93; 94 are provided in their actuated Operating state, a radial force 89; 91; 96; 97 exercise, each in the with them in Operatively connected roller 71; 72 is directed.
  • This device 20 is distinguished characterized in that an opening angle ⁇ 1; ⁇ 2 between the two actuated actuators 83; 84; 93; 94 on the same roller 71; 72 directed radial forces 89; 91; 96; 97 at the first roller 71 and the second roller 72 is the same.
  • the radial forces 89; 91; 96; 97 of actuated actuators 83; 84; 93; 94 each have an opening angle ⁇ 1; ⁇ 2 with each other, which is not equal to one Opening angle ⁇ is that exerted by the first roller 71 on the third roller 67th Pressing force 82 with the force exerted by the second roller 72 on the third roller 67th Contact force 81 forms.
  • the Actuators 83; 84; 93; 94 its radial force 89; 91; 96; 97 actuated by a control signal exercise, d. H.
  • the actuators 83; 84; 93; 94 are z.
  • the opening angle ⁇ ; ⁇ 1; ⁇ 2, the radial forces 89; 91; 96; 97 of actuated actuators 83; 84; 93; 94 form with each other, z. B. between 45 ° and 135 °, preferably between 90 ° and 120 °.
  • the one exerted by the first roller 71 on the third roller 67th Pressing force 82 with the force exerted by the second roller 72 on the third roller 67th Contact force 81 forms, z. B. between 30 ° and 180 °, preferably 60 ° to 120 °, in particular 90 °.
  • the first roller 71 and / or the second roller 72 each be held in a roll holder 27, which in turn in a frame holder 26th is stored, wherein the actuators 83; 84; 93; 94 preferably between the frame holder 26 and the roll holder 27 are arranged.
  • the frame holder 26 is advantageously formed as a housing in which the actuators 83; 84; 93; 94 are arranged (see. Fig. 4 or 5), wherein the housing is formed at least half-shelled.
  • the actuators 83; 84; 93; 94 as a pressurizable hollow body to train, the z. B.
  • the hollow body or bodies at least partially from a Form elastomer material.
  • the first roller 71 or the second roller 72 may be a roller of an inking unit or a dampening unit.
  • the inking unit 01 shown in FIG. 13 serves to apply ink to a printing ink Cylinder 02, z. B. a forme cylinder 02, in turn, the ink on a Blanket cylinder 03 transfers.
  • a material web not shown in FIG. 13, z. Legs Substrate web, for example, a paper web is between the Blanket cylinder 03 and a counter-pressure cylinder 04 performed and is by printed the contact with the blanket cylinder 03 with the desired printed image.
  • a Dampening unit 06 with a spraying device 07 and various rollers 08a; 08b; 08c; 08d, z. B. dampening rollers 08a; 08b; 08c; 08d provided.
  • reservoir 09 is a certain amount a pasty ink 10 is stored.
  • the ink 10 may be suitable be funded.
  • a color film of a certain thickness is from the ink fountain roller 11 to a Subordinate roller 13, z. B. Film roller 13 transferred.
  • By unrolling each adjacent lateral surfaces of the rollers 14; 15, z. B. ink transfer rollers 14; 15 and the respective downstream rollers 16; 17, z. B. Farbreibwalzen 16; 17 will be the Printing ink 10 then on two rollers 18; 19, z. B. two inking rollers 18; 19 transfer.
  • the inking rollers 18; 19 in turn roll on the forme cylinder 02 and while doing the nachgeschreibte printing ink 10 on the forme cylinder 02.
  • the forme cylinder 02, the Farbreibwalzen 16; 17, the film roller 13 and the ink fountain roller 11 are all firmly mounted in a machine frame, not shown in Fig. 13.
  • the ink rubbing rollers 16; 17 can but Of course, be moved relative to the machine frame in the axial direction to the Color on the adjacent ink transfer rollers 14 and 15 and inking rollers 18 or 19 to rub.
  • the "solid" rollers are so achsabstandsunver selectedbar.
  • the ink transfer rollers 14 and 15 and inking rollers 18 and 19 are respectively with two devices 20 on the opposite sides of the machine frame stored, so that between the rollers 16; 17; 13 and the cylinder 02 in the compactor the inking unit 01 by actuation of these devices 20 an adjustment of Ink transfer rollers 14 and 15 and inking rollers 18 and 19 is possible.
  • the Paint rubbing rollers 16; 17 and the film roller 13 and the ink fountain roller 11 on the other hand can be set one after the other.
  • the setting of the Farbwerks 01 thereby realizable that the contact pressure in the roll strips everywhere is set at the same time.
  • An influence of the contact pressure in the single roller strip is also with simultaneous operation of all devices 20 excluded because between the adjustably mounted ink transfer rollers 14th or 15 and inking rollers 18 and 19 each have a frame-mounted roller 16 or 17, namely the ink distributor 16 and 17, respectively.
  • dampening unit 06 which are adjustably mounted with devices 20 Dampening rollers 08a and 08c between the frame-mounted dampening rollers 08b and 08d and the frame fixedly mounted forme cylinder 02 arranged.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Output Control And Ontrol Of Special Type Engine (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
  • Printing Methods (AREA)
EP04102477A 2001-12-06 2002-09-21 Dispositif pour régler des cylindres dans une machine à impression Expired - Lifetime EP1468824B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10160044 2001-12-06
DE10160044 2001-12-06
EP02804558A EP1461208B1 (fr) 2001-12-06 2002-09-21 Dispositifs de reglage de rouleaux dans une machine a imprimer

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP02804558A Division EP1461208B1 (fr) 2001-12-06 2002-09-21 Dispositifs de reglage de rouleaux dans une machine a imprimer

Publications (3)

Publication Number Publication Date
EP1468824A2 true EP1468824A2 (fr) 2004-10-20
EP1468824A3 EP1468824A3 (fr) 2006-04-12
EP1468824B1 EP1468824B1 (fr) 2009-07-01

Family

ID=7708315

Family Applications (5)

Application Number Title Priority Date Filing Date
EP04102477A Expired - Lifetime EP1468824B1 (fr) 2001-12-06 2002-09-21 Dispositif pour régler des cylindres dans une machine à impression
EP02804558A Expired - Lifetime EP1461208B1 (fr) 2001-12-06 2002-09-21 Dispositifs de reglage de rouleaux dans une machine a imprimer
EP04102481A Withdrawn EP1459889A3 (fr) 2001-12-06 2002-09-21 Procédé pour la mise en oeuvre d'un dispositif d'encrage ou d'un dispositif de mouillage dans une machine à imprimer
EP02781108A Expired - Lifetime EP1465771B1 (fr) 2001-12-06 2002-09-21 Procedes et dispositifs permettant de regler au moins un rouleau dans une machine a imprimer et/ou de le placer/retirer
EP02804557A Expired - Lifetime EP1461207B1 (fr) 2001-12-06 2002-09-21 Procede pour faire fonctionner un dispositif d'encrage ou un dispositif de mouillage dans une machine a imprimer

Family Applications After (4)

Application Number Title Priority Date Filing Date
EP02804558A Expired - Lifetime EP1461208B1 (fr) 2001-12-06 2002-09-21 Dispositifs de reglage de rouleaux dans une machine a imprimer
EP04102481A Withdrawn EP1459889A3 (fr) 2001-12-06 2002-09-21 Procédé pour la mise en oeuvre d'un dispositif d'encrage ou d'un dispositif de mouillage dans une machine à imprimer
EP02781108A Expired - Lifetime EP1465771B1 (fr) 2001-12-06 2002-09-21 Procedes et dispositifs permettant de regler au moins un rouleau dans une machine a imprimer et/ou de le placer/retirer
EP02804557A Expired - Lifetime EP1461207B1 (fr) 2001-12-06 2002-09-21 Procede pour faire fonctionner un dispositif d'encrage ou un dispositif de mouillage dans une machine a imprimer

Country Status (9)

Country Link
US (2) US7117792B2 (fr)
EP (5) EP1468824B1 (fr)
JP (1) JP4068063B2 (fr)
CN (2) CN100509390C (fr)
AT (4) ATE435115T1 (fr)
AU (3) AU2002349270A1 (fr)
DE (7) DE50208517D1 (fr)
ES (1) ES2257599T3 (fr)
WO (3) WO2003049946A2 (fr)

Cited By (1)

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EP1938989A1 (fr) * 2006-12-27 2008-07-02 Gimaco Ingenieur AG für Maschinenbau Palier pour cylindre d'un mécanisme d'encrage ou de mouillage d'une presse

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KR100634327B1 (ko) * 2005-04-13 2006-10-13 한국기계연구원 롤-투-롤 윤전인쇄방식을 이용한 전자소자의 제조방법 및그 제조장치
DE102005045985B4 (de) 2005-04-21 2012-11-29 Koenig & Bauer Aktiengesellschaft Druckeinheit und ein Verfahren zur Einstellung einer Druck-An-Stellung
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JP2009233983A (ja) * 2008-03-26 2009-10-15 Mitsubishi Heavy Ind Ltd 印刷機及びその制御方法
DE102010042698B4 (de) 2010-10-20 2014-12-18 Koenig & Bauer Aktiengesellschaft Anordnung von in einer Druckmaschine achsparallel zueinander angeordneten Walzen
DE102010043971B4 (de) 2010-11-16 2014-07-10 Koenig & Bauer Aktiengesellschaft Verfahren zum Einstellen eines sich längs zwischen einer Walze und einem in seiner Axialrichtung nebeneinander mit mehreren Druckformen belegbaren Formzylinder erstreckenden Abstandes
DE102010043985B4 (de) 2010-11-16 2014-07-03 Koenig & Bauer Aktiengesellschaft Walzenschloss mit einem in einem Rahmenhalter zumindest axial bewegbar angeordneten hülsenförmigen Walzenhalter
DE102013210915A1 (de) * 2012-07-10 2014-01-16 Heidelberger Druckmaschinen Ag Farbwerk einer Druckmaschine
CN106891607B (zh) * 2017-03-01 2018-10-23 江苏澳伦特印刷器材有限公司 一种印刷辊支架
CN110264883B (zh) * 2019-06-28 2021-04-23 云谷（固安）科技有限公司 一种曲面显示面板贴合装置

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EP1938989A1 (fr) * 2006-12-27 2008-07-02 Gimaco Ingenieur AG für Maschinenbau Palier pour cylindre d'un mécanisme d'encrage ou de mouillage d'une presse

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WO2003049946A2 (fr) 2003-06-19
AU2002366535A8 (en) 2003-06-23
EP1468824B1 (fr) 2009-07-01
CN1330481C (zh) 2007-08-08
DE10244042A1 (de) 2003-06-26
DE10244044A1 (de) 2003-06-26
EP1459889A3 (fr) 2006-04-12
WO2003049948A2 (fr) 2003-06-19
EP1461207A2 (fr) 2004-09-29
EP1461207B1 (fr) 2006-10-18
ES2257599T3 (es) 2006-08-01
JP2005511357A (ja) 2005-04-28
ATE318707T1 (de) 2006-03-15
EP1461208B1 (fr) 2006-03-01
AU2002349270A1 (en) 2003-06-23
ATE435115T1 (de) 2009-07-15
DE50205974D1 (de) 2006-04-27
DE50213302D1 (de) 2009-04-02
DE50213656D1 (de) 2009-08-13
US7124683B2 (en) 2006-10-24
EP1459889A2 (fr) 2004-09-22
AU2002366535A1 (en) 2003-06-23
DE10244043A1 (de) 2003-06-26
EP1465771A2 (fr) 2004-10-13
DE10244043B4 (de) 2005-07-21
WO2003049948A3 (fr) 2003-12-11
ATE342801T1 (de) 2006-11-15
WO2003049946A3 (fr) 2003-10-30
CN1982055A (zh) 2007-06-20
EP1465771B1 (fr) 2009-02-18
AU2002366534A1 (en) 2003-06-23
US20050076800A1 (en) 2005-04-14
DE10244042B4 (de) 2007-02-01
CN100509390C (zh) 2009-07-08
EP1468824A3 (fr) 2006-04-12
WO2003049946B1 (fr) 2003-12-11
AU2002366534A8 (en) 2003-06-23
DE10244044B4 (de) 2005-10-06
AU2002349270A8 (en) 2003-06-23
CN1617799A (zh) 2005-05-18
EP1461208A2 (fr) 2004-09-29
US20050223924A1 (en) 2005-10-13
WO2003049947A2 (fr) 2003-06-19
ATE423001T1 (de) 2009-03-15
WO2003049947A3 (fr) 2003-10-09
US7117792B2 (en) 2006-10-10
JP4068063B2 (ja) 2008-03-26
DE50208517D1 (de) 2006-11-30

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