EP3678864A1 - Cylindre interchangeable ainsi que machine à imprimer comprenant plusieurs groupes d'impression pourvus d'un cylindre de ce type - Google Patents

Cylindre interchangeable ainsi que machine à imprimer comprenant plusieurs groupes d'impression pourvus d'un cylindre de ce type

Info

Publication number
EP3678864A1
EP3678864A1 EP18726148.2A EP18726148A EP3678864A1 EP 3678864 A1 EP3678864 A1 EP 3678864A1 EP 18726148 A EP18726148 A EP 18726148A EP 3678864 A1 EP3678864 A1 EP 3678864A1
Authority
EP
European Patent Office
Prior art keywords
roller
chamber
outer body
printing
roll
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
EP18726148.2A
Other languages
German (de)
English (en)
Other versions
EP3678864B1 (fr
Inventor
Christian Arnold
Bernd Masuch
Wolfgang Reder
Helmut Schmidt
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
Priority claimed from DE102017215920.0A external-priority patent/DE102017215920B4/de
Priority claimed from DE102018200333.5A external-priority patent/DE102018200333A1/de
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP3678864A1 publication Critical patent/EP3678864A1/fr
Application granted granted Critical
Publication of EP3678864B1 publication Critical patent/EP3678864B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/15—Devices for moving vibrator-rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/26—Construction of inking rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/004—Driving means for ink rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2213/00—Arrangements for actuating or driving printing presses; Auxiliary devices or processes
    • B41P2213/70—Driving devices associated with particular installations or situations
    • B41P2213/73—Driving devices for multicolour presses
    • B41P2213/734—Driving devices for multicolour presses each printing unit being driven by its own electric motor, i.e. electric shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
    • B41P2227/60—Devices for transferring printing plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2231/00—Inking devices; Recovering printing ink
    • B41P2231/10—Axially segmented ducter rollers

Definitions

  • the invention relates to a changeable roller and a printing machine with
  • Printing units commonly used printing blanket The lateral surface of the respective hollow body is then colored by a relative movement between the lateral surface of the relevant hollow body and the previously colored in particular multicolored
  • Blanket in particular by unrolling the lateral surface of the relevant
  • the respective printing form cylinder receives the printing ink via an inking unit comprising a plurality of rollers, of which at least one is designed as a changeable roller, in particular as an oscillatable rider roller.
  • an inking unit comprising a plurality of rollers, of which at least one is designed as a changeable roller, in particular as an oscillatable rider roller.
  • Piston chambers is moved axially back and forth.
  • the piston-piston chamber system is disposed within the roller body, the piston axially fixed and the piston chamber bottoms axially movable on the axis on the inside of
  • Roller outer body are fixed.
  • DE 196 03 765 A1 discloses a device for axially moving a friction roller, wherein in an embodiment in the interior of the friction roller on an axial
  • DE 10 2005 040 614 A1 relates to a changeable roller whose interior can be tempered by the supply and removal of temperature control medium.
  • the one extending in the center of the roller axis is rotatable in this case in sogesteil former and axially displaceable.
  • a bearing protecting gap seal is provided which receives an axial relative movement between the frame and roller. The acting over a roller chain traverse drive operates against a arranged between the roller and the radial bearing compression spring.
  • journal of a changeable roller in the frame is axially movable and rotatably mounted.
  • DE 10 2006 026 346 A1 relates to a hydraulic lifting drive of an axially oscillatable roller, wherein the oscillating of the roller in one direction
  • Hydraulic pump A back dividing in the other direction is effected by a compression spring, which is arranged between the roller outer body and a securing ring provided on the fixed roller axle.
  • the invention has for its object to provide an improved changeable roller and a printing press with printing units with such a roller.
  • roller according to the invention is in connection with a particularly advantageous application in a printing unit of a printing machine for printing of hollow bodies, in particular a can printing machine set out, but in principle not limited thereto.
  • FIG. 2 shows an inking unit, in particular for the apparatus shown in FIG. 1, in a first operating position
  • FIG. 3 shows the inking unit, in particular for the apparatus shown in FIG. 1, in a second operating position;
  • FIG. a chamber doctor blade system, in particular for the inking unit shown in Figures 2 and 3;
  • Fig. 5 is an oblique view of a rubbing roller; a sectional view through a roller according to FIG. 5th
  • Fig. 1 shows in a schematic representation simplified and exemplified a
  • Transport device are each held individually on a holder.
  • this transport device is preferably designed as a mandrel wheel 02.
  • the Mandrelrad 02 preferably acts an ink transferring device 03, z. B. a rotating or at least rotatable Segmentrad 03 together, along whose or its circumference several printing blankets are arranged one behind the other.
  • Plate cylinder 04 is supplied for coloring its printing plate or its printing plate by means of an inking unit 06 each have a specific ink.
  • the printing form cylinders 04 are each designed as a plate cylinder 04 carrying at least one printing plate.
  • Fig. 2 and 3 show a simplified schematic representation of some details of each cooperating with a plate cylinder 04 inking unit 06, which z. B. for use in the device shown in Fig. 1 for printing or for decoration in particular of a preferably cylindrical lateral surface having hollow bodies 01 is provided.
  • the inking unit 06 proposed here has for the color transport from a paint reservoir to the respective plate cylinder 04 advantageously a very short, ie consisting of only a few, preferably a maximum of five rolls, in particular two-roll compactor. In the case of the two-roll compactor, this compactor consists of only one roller 07, z. B. inking roller 07 and one preferably as an anilox roller 08th
  • An inking unit 06 with a maximum of five rolls compactor belongs to the genus of short inking.
  • Fig. 2 shows an example of a (short) inking unit 06 with a two-roll compactor in a first operating position, in which the inking roller 07 and the anilox roller 08 employed each other, employed the inking roller 07 to the plate cylinder 04 and also the plate cylinder 04 radially to the ink from the plate cylinder 04 to the lateral surface of the respective hollow body 01 transferring device 03, in particular to the segment 03 are employed.
  • Fig. 3 shows for the inking unit 06 shown in FIG. 2, a second operating position in which the inking roller 07 and the anilox roller 08 parked from each other, the inking roller 07 of
  • Placed plate cylinder 04 and also the plate cylinder 04 of the ink transferring device 03, in particular of the segment 03 are turned off. On the arrival and Abstellmechanismus will be discussed later.
  • the preferably designed as a plate cylinder 04 printing forme cylinder 04 and preferably designed as an anilox roller 08 inking roller 08 are z. B. each independently by a motor 1 1; 12 rotatably driven, in particular in the preferred inking unit 06 shown in FIGS. 2 and 3, wherein the relevant engine 1 1; 12 z. B. in its respective speed and / or angular position of a z. B. electronic control unit in particular regulated or at least regulated.
  • the z. B. trained as a segment 03 03 ink transfer device 03 is z. B. driven by a separate drive or by a central machine drive rotatively.
  • the inking roller 07 is or is rotationally driven by the anilox roller 08 by friction.
  • an outer diameter d07 of the inking roller 07 and an outer diameter d04 of the at least one printing plate, in particular at least one printing plate bearing plate cylinder 04 are equal in magnitude.
  • On the lateral surface of the plate cylinder 04 is at least one Arranged printing plate or at least arranged, so that in the embodiment with the same outer diameter d04; d07 of the printing plate bearing
  • Plate cylinder 04 and the inking roller 07 each have an identical circumferential length.
  • the inking roller 07 and the anilox roller 08 set against each other, the inking roller 07 to the first operating position of the cooperating with the plate cylinder 04 inking unit 06, in which the inking roller 07 and the anilox roller 08 set against each other, the inking roller 07 to the first operating position of the cooperating with the plate cylinder 04 inking unit 06, in which the inking roller 07 and the anilox roller 08 set against each other, the inking roller 07 to the
  • Plate cylinder 04 employed and also the plate cylinder 04 are employed on the segment 03, at least the respective centers of the plate cylinder 04, the
  • For detecting the rotation of the inking roller 07 is a
  • Detection device z. B. provided in the form of a rotary encoder, wherein this
  • Encoder is particularly rigidly connected to a shaft of the inking roller 07.
  • the signal generated by the rotary encoder during a rotation of the inking roller 07 is used by the control unit, the rotational speed and / or angular position of
  • inking roller 07 by means of the rotation of the anilox roller 08 such or nachNF in case of need such that a synchronization between the plate cylinder 04 and the inking roller 07 adjusts or is set so that the
  • control unit preferably during the setting phase carried out by the control unit
  • Circumferential speed of the anilox roller 08 sets such that this relative to the peripheral speed of the plate cylinder 04 in particular briefly - and thus not permanently - has a pre or division. Due to the design of plate cylinder 04 and inking roller 07 each with the same amount
  • Circumferential length and the adjustment of the synchronism between the plate cylinder 04 and the inking roller 07 is the print quality detrimental effect of
  • the drive concept described here with a friction-driven inking roller 07 also has the advantage that for the Inking roller 07 a separate drive is not required, which saves costs and also because of the simpler mechanical design z. B. facilitates replacement of the inking roller 07 during maintenance or repair work.
  • the inking roller 07 has in its preferred embodiment a closed, preferably rubberized lateral surface.
  • the preferably designed as an anilox roller 08 inking roller 08 has a z. B. coated with a ceramic
  • the outer diameter d08 of the anilox roller 08 is preferably formed larger than the outer diameter d07 of the inking roller 07.
  • the anilox roller 08 should therefore have the largest possible delivery volume.
  • Fig. 2 the respective direction of rotation of the segment wheel 03, the plate cylinder 04, the
  • Ink roller 07 and the anilox roller 08 each indicated by a direction of rotation arrow.
  • At least the inking roller 08 which is preferably in the form of an anilox roller 08, has a tempering device with the aid of which the surface area of this roller is tempered.
  • the tempering of the anilox roller 08 operates z. B. with a introduced into the interior of the anilox roller 08 tempering, wherein the tempering z. B. is water or another liquid coolant.
  • the delivery volume of the anilox roller 08 can be influenced since this influences the viscosity of the ink to be transported by the inking unit 06.
  • the delivery volume of the anilox roller 08 and the viscosity of the ink to be transported by the ink 06 in turn ultimately affect a color density of the réelletragenden on the cylindrical surface of the hollow body 01 to be printed ink.
  • a thickness of one on the cylindrical outer surface of the imprinting hollow body 01 to be applied, formed by the ink color film is z. B. at about 3 ⁇ .
  • the ink reservoir of the inking unit 06 is z. B. as formed in conjunction with the anilox roller 08 chamber doctor blade system 09.
  • form in this chambered doctor blade system 09 at least one ink tray, an axially parallel to the anilox roller 08 employees or at least adjustable squeegee and preferably also a pump for conveying the ink a single unit. This is this
  • Chamber doctor blade system 09 in the inking unit 06, d. H. on a frame of the inking unit 06 preferably only one side z. B. held by a suspension or stored, so that this unit in a simple manner after its release from the frame of the inking unit 06 laterally, d. H. by an axially parallel to the anilox roller 08 directed movement, z. B. by pulling on a arranged on this unit handle from the inking unit 06 removable and thus interchangeable.
  • This assembly of the chambered doctor blade system 09 preferably forms a cantilever arm on a side frame of the inking unit 06.
  • FIG. 4 shows a perspective view of the chambered doctor blade system 09 formed as a single structural unit in cooperation with the anilox roller 08 of the inking unit 06.
  • the anilox roller 08 After the anilox roller 08 prints ink from the ink reservoir, d. H. picked up particularly by the chambered doctor blade system 09, the anilox roller 08 transports this printing ink directly and directly or via further rollers of the roller train belonging to the inking unit 06 to the preferably only one inking roller 07.
  • a roller 13 of the inking unit 06 as a changeable roller 13, z. B. rubbing roller 13, executed.
  • a friction roller 13 may be provided directly in the compactor of a running as a roller inking inking unit 06 is in the illustrated embodiment, however, as so-called.
  • Reiter roller 13 with the circumference of the rollers 07; 08 of the inking unit 13, in particular short inking unit 06, running together. In here and Advantageous embodiment, it is designed as a co-operable with the lateral surface of the anilox roller 08 changable rider roller 13.
  • the exemplary running as a rider roll 13 changable rubbing roller 13 is z. B. in an in the direction of rotation of the anilox roller 08 to the anilox 08 salaried chambered doctor blade 09 subsequent area between the chambered doctor blade 09 and the inking roller 07 preferably employed to the anilox roller 08 or at least adjustable to a uniformity of the ink application on the anilox roller 08 and their color transport improve.
  • the rider roller 13 is parallel to the axis
  • Anilox roller 08 arranged.
  • the friction roller 13 formed here as a rider roll 13 is not considered contrary to other possible embodiments as part of the roller train of the inking unit 06, since it does not transfer any ink from the anilox roller 08 to another roller.
  • the here of the anilox roller 08 z. B. by friction rotatably driven rider roller 13 has z. B. a rubberized jacket surface.
  • the friction roller 13 can also be driven by a motor directly via a gear.
  • the hired on the anilox roller 08 rider roller 13 sucks in their unwinding on the lateral surface of the anilox roller 08 a part of the anilox roller 08 from the chambered doctor blade 09 recorded ink from the Haschur or the wells of the anilox roller 08 and applies this ink at least partially on the lateral surface of the Anilox roller 08 trained webs.
  • the rolling on the anilox roller 08 causes
  • Tempering device having anilox roller 08 and the effectiveness of a
  • Tempering device both density differences that can be caused by manufacturing tolerances of the anilox roller 08, as well as the risk of visibility of Haschur or wells of the anilox roller 08 on the printing material, ie here on the lateral surface of the hollow body 01 to be printed as a result of an at least in places to small paint application.
  • the printing plate cylinder or plate cylinder 04 is in particular mounted at both ends on a load arm of a force arm and the load arm preferably one-sided first lever assembly 18, wherein the power arm and the angle fixed to the power arm arranged load arm of this first lever assembly 18 together about an axis parallel to Plate cylinder 04 directed first axis of rotation 19 are pivotable.
  • first drive 21 z In an operative connection to the power arm of the first lever assembly 18 is for exerting a torque about the first axis of rotation 19, a preferably controllable by a control unit first drive 21 z. B. arranged in the form of a hydraulic or pneumatic working cylinder, wherein upon actuation of this first drive 21 depending on the direction of action of the load arm of this first lever assembly 18 arranged printing form cylinder or plate cylinder 04 either of a
  • Blanket z. B. the segmented wheel 03 is turned off or employed on selbiges.
  • a first stop 22 is provided for the power arm of the first lever assembly 18, by means of which a by the pivotal movement of the plate cylinder or plate cylinder 04 against the Segmentrad 03 réelle.00 path is limited.
  • the pressing force exerted by the plate cylinder or plate cylinder 04 against the segment 03 is adjustable.
  • the inking roller 07 is in particular both ends on a load arm one consisting of a power arm and the load arm
  • one-sided second lever assembly 23 is mounted, wherein the power arm and the load arm of this second lever assembly 23 are pivotable together about the axially parallel to the plate cylinder 04 directed first axis of rotation 19.
  • Ink roller 08 in particular at both ends mounted on a load arm of a force arm and the load arm preferably one-sided third lever assembly 24, wherein the power arm and the load arm of this third lever assembly 24 are pivotable about an axially parallel to the anilox roller 08 directed second axis of rotation 26, wherein the second axis of rotation 26 of the third lever assembly 24 is disposed on the second lever assembly 23.
  • the second axis of rotation 26 is preferably formed stationary on the second lever arrangement 23.
  • On the load arm of the first lever assembly 18 is a in its operation on the power arm of the second
  • Lever assembly 23 acting preferably controllable second drive 27 is arranged, by means of which the inking roller 07 depending on the effective direction of the second drive 27 to the plate cylinder 04 can be adjusted or deactivated.
  • On the load arm of the second lever assembly 23 is a in its operation on the power arm of the third
  • Lever assembly 24 acting preferably controllable third drive 28 arranged by means of which the anilox roller 08 preferably together with the chambered doctor blade 09 depending on the direction of action of the third drive 28 to the inking roller 07 engageable or offset from this.
  • the second drive 27 and / or the third drive 28 are each z. B. also formed in the form of a hydraulic or pneumatic working cylinder. It can be provided that the second drive 27 and the third drive 28 z. B.
  • the pivoting movement of the load arm of the second lever assembly 23 is z. B. limited by a preferably adjustable, in particular adjustable by an eccentric first stop system 29, whereby also from the
  • FIG. 2 shows, by way of example, a first operating state in which the first drive 21 and the second drive 27 and the third drive 28 are in each case unactuated or in their idle state, as a result of which
  • FIG. 3 shows an example of a second operating state in which the first drive 21 and the second drive 27 and the third drive 28 are respectively actuated or in their working state, whereby the anilox roller 08 of the inking roller 07 and the inking roller 07 from the plate cylinder or plate cylinder 04 and the plate cylinder or plate cylinder 04 are parked by the segment 03 each.
  • the respective force arm and / or load arm of the three aforementioned lever arrangements 18; 23; 24 is or are each z.
  • B. formed as a pair of opposing lever rods or side frame walls, between which in the respective above-described assignment of either the plate cylinder or
  • Plate cylinder 04 or the inking roller 07 or the anilox roller 08 is arranged.
  • the three aforementioned lever arrangements 18; 23; 24 are each arranged in different spaced-apart vertical planes, so that they do not interfere with each other in their respective pivoting.
  • the roller 13 comprises a roller outer body 14, which is mounted axially reciprocable on a roller inner body 16, wherein the reciprocating movement is effected by a pneumatic drive.
  • the supply of compressed air is done for example via valves of a compressed air source 17 only schematically indicated.
  • To move is at least one chamber 32; 33, the roll inside in the manner of a cylinder-piston system between one or more roller outer body solid, z. B. one or more parts, components 34; 36; 37 and one or more inner roller solid, z. B. one or more parts,
  • Components 38; 39, z. B. components 38; 39, is formed, with compressed air
  • the reciprocating is basically pneumatically in both directions by alternately acting on two such chambers 32; 33 with compressed air, or in only a first direction pneumatically by acting on a chamber 32; 33 with compressed air against a spring force and back in the second direction through the
  • first and a second chamber 32; 33 the roll inside each in the manner of a cylinder-piston system between one or more outer cylindrical body-fixed components 34; 36; 37 and one or more inner roller solid integral or multi-part components 38; 39, z. B. components 38; 39, are formed, can be acted upon with compressed air.
  • the (respective) Walzenau touchkorperfeste device 34; 36; 37 may be formed by a cylindrical roll shell body 34 of the roll outer body 14 itself or preferably by innertide molded or used on this component 36, 37, in particular sockets 36; 37.
  • roller inside body-fixed component 38; 39 may by a cylindrical shaft 38 or shaft 38 of the roller inner body 16 itself or preferably by an outside on this molded or attached component 39, in particular a ring 39 may be formed.
  • a spring element is provided which by a
  • pressurized axial movement of the roller outer body 14 is biased in the first direction with a force acting in the opposite direction and / or directed force or can be prestressed.
  • the spring element is so between
  • Roller outer body 14 and roller inner body 16 arranged that at
  • roller outer body 14 is moved back against the first direction.
  • the spring element is designed for example in the manner of a compression spring which is compressed upon application of the chamber 32 with compressed air and the reduction of the air pressure, the roller outer body 14 moves back in the opposite direction or in the manner of a tension spring, which upon application of the chamber 32 with compressed air
  • Roller outer body 14 moved back in the opposite direction.
  • the non-contact seals 41; 42; 43 preferred here as simple gap seals 41; 42; 43 running and / or between these relatively axially movable parts no mechanically effective, ie no between the parts is provided by touching, in particular kraftbeetzte, investment effective, seal.
  • a gap width of at most 0.15 mm, preferably at most 0.10 mm is provided.
  • An axially extending length extending from the chamber 32; 33 forth subsequent gap seal 41; 42; 43 is greater than three times a maximum axial stroke H and / or twice the axial extent of the chamber 32; 33 and / or as a tenth of, in particular usable, cylindrical bale length L13. It should be as a length z. B. be understood that length, which is effective as a gap seal between the relevant, to be sealed against each other relatively movable parts, so the o. G. does not exceed maximum gap width. This can be done in the case of by grooves
  • interrupted sections between the two relative to each other to be sealed relatively movable parts of the respective components 34; 36; 37; 38; 39 is the sum of the lengths in the axial direction.
  • the two chambers 32; 33 are preferably provided on both sides of the roller inner body fixed annular component 39 and the front side in each case by a
  • Gap seal 41; 42; 43 provided.
  • the surfaces of the facing, the non-contact seal 41; 42; 43 between harboring sides have a roughness with an average roughness Rz (DIN ISO 1302), for example, the highest 10, preferably at most 4, on.
  • the roller inner body 16 preferably comprises a roller 38 supporting the roller outer body 14 via roller bearings 44 or is designed as such.
  • the two chambers 32; 33 are preferably each of a roller end side forth by end face of the roller 13 projecting axle stub via corresponding channels 47; 48, z. B. holes 47; 48, supplied with compressed air.
  • the roll shell body 34 encompassed by the roll outer body 14 preferably carries on its jacket surface a plastic layer 46, in particular a layer 46 of Rilsan®, or is formed by such.
  • roller 13 with the non-contact seal is also particularly advantageous for printing units with a larger roll width can be used, for.
  • printing units for waterless offset printing with, for example, a roller or printing width of 1 .000 mm and more, can be used.
  • the large mass of Walzenau hitMechs14 is then without additional large friction losses, as in the case of seals, pneumatically movable.

Landscapes

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

Abstract

L'invention concerne un cylindre (13) pour un groupe d'impression d'une machine à imprimer. Le cylindre est pourvu d'un corps extérieur (14), lequel est monté de manière à pouvoir être animé d'un mouvement axial de va-et-vient sur un corps intérieur (16) du cylindre. Pour le mouvement axial du corps extérieur (14) du cylindre dans au moins une première direction, un dispositif d'entraînement pneumatique pourvu d'au moins une première chambre (32 ; 33), laquelle est formée à l'intérieur du cylindre à la façon d'un système piston-cylindre entre un ou plusieurs éléments (34 ; 36 ; 37) fixés au corps extérieur du cylindre et un ou plusieurs éléments (38 ; 39) fixés au corps intérieur du cylindre, peut être soumis à l'effet d'air comprimé, les parties mobiles axialement les unes par rapport aux autres des éléments (34 ; 36 ; 37 ; 38 ; 39) délimitant la chambre (32 ; 33) formant entre elles, sur la face par laquelle elles sont tournées les unes vers les autres, un joint sans contact (41 ; 42 ; 43).
EP18726148.2A 2017-09-08 2018-05-22 Rouleau distributeur ainsi que machine d'impression comprenant plusieurs groupes d'impression pourvus d'un tel rouleau Active EP3678864B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017215920.0A DE102017215920B4 (de) 2017-09-08 2017-09-08 Changierbare Walze sowie Druckmaschine mit mehreren Druckwerken mit einer derartigen Walze
DE102018200333.5A DE102018200333A1 (de) 2018-01-11 2018-01-11 Changierbare Walze sowie Druckmaschine mit mehreren Druckwerken mit einer derartigen Walze
PCT/EP2018/063324 WO2019048088A1 (fr) 2017-09-08 2018-05-22 Cylindre interchangeable ainsi que machine à imprimer comprenant plusieurs groupes d'impression pourvus d'un cylindre de ce type

Publications (2)

Publication Number Publication Date
EP3678864A1 true EP3678864A1 (fr) 2020-07-15
EP3678864B1 EP3678864B1 (fr) 2021-08-25

Family

ID=62217996

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18726148.2A Active EP3678864B1 (fr) 2017-09-08 2018-05-22 Rouleau distributeur ainsi que machine d'impression comprenant plusieurs groupes d'impression pourvus d'un tel rouleau

Country Status (4)

Country Link
US (1) US11186079B2 (fr)
EP (1) EP3678864B1 (fr)
CN (1) CN111051064B (fr)
WO (1) WO2019048088A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114233250B (zh) * 2021-12-15 2023-05-26 中国石油大学(北京) 深水组合套管的安装装置及安装方法

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CN111051064B (zh) 2021-05-25
WO2019048088A1 (fr) 2019-03-14
US20200376829A1 (en) 2020-12-03
US11186079B2 (en) 2021-11-30
EP3678864B1 (fr) 2021-08-25

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