WO2012031788A1 - Printing unit comprising washing operation of inking unit rolls and dampening unit rolls, and corresponding method - Google Patents

Printing unit comprising washing operation of inking unit rolls and dampening unit rolls, and corresponding method Download PDF

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Publication number
WO2012031788A1
WO2012031788A1 PCT/EP2011/057968 EP2011057968W WO2012031788A1 WO 2012031788 A1 WO2012031788 A1 WO 2012031788A1 EP 2011057968 W EP2011057968 W EP 2011057968W WO 2012031788 A1 WO2012031788 A1 WO 2012031788A1
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WO
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Patent type
Prior art keywords
roller
dampening
unit
printing
operating position
Prior art date
Application number
PCT/EP2011/057968
Other languages
German (de)
French (fr)
Inventor
Ewald RÖTHLEIN
Kurt Johannes Weschenfelder
Original Assignee
Koenig & Bauer Aktiengesellschaft
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F7/00Rotary lithographic machines
    • B41F7/20Details
    • B41F7/24Damping devices
    • B41F7/26Damping devices using transfer rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F35/00Cleaning arrangements or devices
    • B41F35/002Cleaning arrangements or devices for dampening rollers

Abstract

The invention relates to a printing unit of a rotary printing press, comprising a plate cylinder (02), an inking unit (06) that interacts with the plate cylinder (02) in the operating position, and a dampening unit (07) that interacts with the plate cylinder (02) in the operating position. The dampening unit (07) has a roll train having at least three dampening unit rolls (21; 22; 23), specifically a first dampening unit roll (21; 22; 23) that interacts with the plate cylinder (02) via a nip point in the operating position, a second that interacts with the first via a nip point in the operating position, and a third that interacts with the second via a nip point in the operating position. At least one of the three dampening unit rolls (21; 22; 23) is mounted in the printing unit (01) such that same can move in the radial direction, so that a sequence of rolls formed in the roll train in the operating position by the nip points between the three dampening unit rolls (21; 22; 23) can be brought into a sequence of the three dampening unit rolls (21; 22; 23) that is different from the first-named roll sequence by re-organizing the nip points between the three dampening unit rolls (21; 22; 23).

Description

description

PRINTING WITH WASHING OPERATION FARBWERKSWAL EN AND WET WORK ROLLERS AND CORRESPONDING METHOD

The invention relates to printing and a method for operating a printing unit according to claim 1 or 3 and 20 respectively.

By WO 2008/095551 A1, a printing unit of a rotary printing press with a forme cylinder, a co-operating with the forme cylinder inking unit and a co-operating with the forme cylinder dampening system is known in which the dampening unit a three-roller compactor, namely with the forme cylinder in

A printing operation cooperating Feuchtaufragwalze, a co-operating in the printing operation with the Feuchtaufragwalze, a traverse stroke executing smoothing roll and a smoothing roll which cooperates with the dampening distributor roller. The dampening unit receives the dampening solution by spraying the plate cylinder viewed from last

Dampening roller, z. B. a dampening distributor roller, of a spray bar forth. In

Washing position an inking roller of the inking unit and the dampening form roller are engaged directly to each other by the dampening unit close to the inking roller about the axis of a Farbreibzylinders and / or the dampening roller about the axis

Dampening distributor roller is arranged pivotably.

DE 10 2007 015 404 A1 relates to a mehrwalziges dampening system, which

A separating means introducing a specific zone specific moistening agent in an adjacent zone is prevented. In the printing unit, a bridge roller between damping roller and inking roller can be movable such provided, that it is verbingbar for the washing operation in contact with the two forme rollers. On

Dampening solution entry is made by spraying the plate cylinder viewed from last dampening roller, z. As a dampening distribution roller. In WO 02/07973 A1 a zweiwalziges, a dampening roller and a

Dampening exhibiting dampening unit of a printing unit of a

Rotary printing machine, if necessary, characterized expandable, that in a first

Toggle additionally supplemented stage, a rubber-coated roller and elastically via corresponding actuating and holding elements to the roller and can be set down.

From DE 10 2005 018 821 A1 describes a printing unit of a sheet-fed printing machine is disclosed in which a co-operating with a dampening roller rider roll optional addition verbingbar in contact with an inking roller, and thus dampening and inking unit are coupled. The dampening forme roller receives the dampening solution from a Feuchtduktorwalze, a metering roller rolls along its circumference at a peripheral portion, which viewed in operating direction of rotation of the Feuchtduktorwalze between the location of a dampening device receiving from a wet container and the nip point is with the dampener roller.

The invention has for its object to provide printing and a method for operating a printing unit.

The object is solved by the features of claim 1 or 3 and 20 respectively.

The advantages attainable with the invention consist particularly in the fact that a washing of dampening rollers may be carried by the inking unit forth; this in particular without the residual color must be removed over the forming cylinder or a specifically to be provided washing device. In an advantageous embodiment of the dampening unit, wherein the forme cylinder viewed from the second dampening unit roller z. As with a hard

Lateral surface is formed is by the formation of the dampening unit and an effective washing of one or more is possible in the operating position to the second pan roll followed, form cylindrical distant dampening rollers. In a particularly advantageous embodiment of the dampening unit with a dampening solution to a second of at least two, in particular three, or possibly more, of serially arranged dampening rollers at a constant gap number, an optimized positioning of the dampening agent source vornehmbar, without requiring compromise in terms vorzusehender adjustment distances or distance changes. This is for example in respect of a defined order and / or in terms of a reduced "mists" using minimal spacing between the source and the fountain solution receiving pan roll of importance.

Of particular advantage, it is in connection with a washing operation that can formed with a hard surface, preferably second dampening unit roller, by changes in the dampening system take an outer position in a laundry to be compactor in a special arrangement and storage of the dampening unit rollers or other such. As "soft", dampening rollers receiving a compactor without the interposition of the dampening solution during printing, such. As hard, form pan roll.

Washing of the dampening unit can thus take place via the inking unit without a dampening roller to stay against the forme cylinder, and without through a formed with a chromium or plastic surface roller has a blocking effect for the flow of fluid within the dampening roller train is present.

When washing in an advantageous embodiment fountain solution can be entered. This can be done instead of or in addition to a detergent entry in the inking unit.

It is advantageous in production, when the dampening system vorfeuchtend, ie viewed in the production direction of rotation on the forme cylinder is arranged in front of the inking unit. This preferably applies to all printing units of a printing unit or even a printing tower with z. B. at least eight printing units. Since the damping roller deviating from the standard version a larger

has to carry out adjustment, the mounting of the dampener roller z. B. arranged on pivotable levers. In a development of the pin receiving roller locks radialhubfähige or adjustable, roller locks are the

stored dampener roller in addition to the pivotable lever, wherein to effect the on / off position on the roller locks and the switching between production and washing operation on pivoting of the lever.

Embodiments of the invention are illustrated in the drawings and will be described in more detail below.

Show it:

Fig. 1 is a schematic representation of an embodiment of a printing unit in the operating position (production operation);

Figure 2 is a schematic representation of an embodiment of the printing unit of Figure 1 in washing position (washing operation)..;

Figure 3 is a schematic representation of printing units with dampeners according to the embodiment in a four double printing comprising printing tower.

Figure 4 is a schematic representation of printing units with dampeners according to the embodiment in a four printing units comprising first embodiment of an H-type printing unit.

Figure 5 is a schematic representation of printing units with dampeners according to the embodiment in a four printing units having second embodiment of an H-type printing unit.

Fig. 6 is a schematic representation of printing units with dampeners according to the embodiment in a four printing units having execution of a satellite printing unit.

Fig. 1 shows in semi-schematic representation of a printing unit 01 of a rotary printing machine, not shown, moreover, for example a

Fed rotary printing press, in particular a print in wet offset, z. B with one or more printing towers formed newspaper printing press, wherein the printing unit 01, for example, one of four printing units of a nine-cylinder satellite printing unit or a printing unit one of several

can act double printing units of a printing tower, and the other printing units of the double printing comprising printing tower or the nine-cylinder satellite printing unit can be designed accordingly. The printing unit 01 may

be, for example four or six sheets wide, that is, pressure cylinders 02; 03 and 04 show a (usable) on axial length of four or six printing plates, the printing cylinders 02, 03; 04 may have a circumference of, for example, two pressure plates.

The printing unit 01 comprises a printing cylinder 02, which may be designed as a forme cylinder 02, in particular as plate cylinder 02, a cooperating with the forme cylinder 02 Pressure cylinders 03, which may be designed as a transfer cylinder 03, in particular a blanket cylinder 03, as well as a with the

Transfer cylinders 03 cooperating further pressure cylinders 04, which may be formed as a counter-pressure cylinder 04, in the case of a double printing unit as a further transfer cylinder 03 or in the case of a nine-cylinder satellite printing unit as a satellite cylinder 04. Between the transfer cylinder 03 and the

Counter-pressure cylinder 04, a print substrate, not shown, in particular a paper web is guided and the transfer cylinders 03 generated at each of its

Turns at least one print image on the paper web. At least the

Printing unit cylinder 02; 03 are for carrying out print-on / Ab-adjusting movements by means of not shown bearings, advantageously in the linear bearings respect. Of the side frame of the printing machine also not shown radially mounted in a linearly movable in particular.

The form cylinder 02 is associated with an inking system 06 and a dampening unit 07th The inking unit 06 and the dampening unit 07 located in a circumferential direction of the forme cylinder 02 considered adjacent to each other. In the example shown in Fig. 1 operating condition, such. B. Production operation of the print engine 01, both the inking unit 06 and the dampening system 07 for a printing operation of the printing mechanism 01 are placed against the forme cylinder 02. The parts in question are located in a so-called. "Operating position". Also indicated by arrows are in this operating state present rotational directions, such. As operating directions of rotation.

The inking unit 06 can in principle be performed in any manner, but has at least one with the forme cylinder 02 in the print-on, ie during the production operation, cooperating to its inking roller 08; 09; 1 1, z. B. inking roller 08; 09; 1 1, in particular inking roller 08; 09; 1 1 and an ink reservoir 12. The

Inking roller (s) 08; 09; 1 1 is or are in a preferred manner, such a radially movable on or stored in not shown side frames to selectively be switched on to the forme cylinder 02 and can be set down or are. In a preferred embodiment, at least one detail below explained washing apparatus 31; 34 is provided, through which z. B. can be removed after the end of production in the inking unit 06 located color. In a preferred embodiment, the inker 06 at least two

Inking rollers 08; 09; 1 1 on, which in the operating position via one or more rollers 13; 14; 16; 17; 18, for example. B. inking rollers 13; 14; 16; 17; 18 color from

Ink reservoir 12 is fed forth through a serial or divided compactor. In the roller, at least one is preferably as an oscillating roller 17; 18 trained distribution cylinder 17; 18 is provided.

In the example shown, the inking unit 06 three inking rollers 08; 09; 1 1 which are employed in a continuous production process of the rotary printing machine the form cylinder 02. Between an ink from the ink reservoir 12 receiving fountain roller 13, z. B. ink fountain roller 13, and the ink on the form cylinder 02 brushing ink form rollers 08; 09; 1 1 is a next following in the transporting direction of the ink roller 14 in the case of film-formed inker 06 inking unit 06 z. B. a film roller 14 is disposed. In the example below a as a

Ink dividing roller 16 trained roller 16 is provided, which from a

Ink fountain roller 13 coming flow of ink in two ink flows, z. As a leading roll 17 via a main stream and a leading roller 18 via a side stream splits.

The roller 17 and the roller 18 is provided as a respective current in each case on at least one of the inking rollers 08; 09; 1 1 ink transferring distribution cylinder 17; 18 is formed. The two distribution cylinder 17; 18 perform a passage extending in the axial direction of their respective traverse stroke, wherein the traverse stroke of a distribution cylinder 17 z. As may be coupled through a lever arrangement with the traverse stroke of the other distribution cylinder 18th In an alternative embodiment, the traverse stroke of the respective distribution cylinder 17; generated by independent drives 18th In both drive variants, the two traverse strokes can be formed in opposite directions. The traverse stroke of the respective distribution cylinder 17; 18 z can. B. be but generated by a specially provided drive means for a coupled or independent traversing each case by means of a transmission of the rotational movement or the like.

The ink reservoir 12 is a zonal regarding the present example. Of ink flow adjustable inking unit 06 formed as a color box 12 or as an ink tray 12, wherein lined up in the axial direction of the ink ductor 13 on the ink fountain 12 or on the ink tray 12 includes a plurality, eg. B. three SSIG to sixty ink knife (not shown) are provided which are preferably remote-controlled adjustable and actually employed in each case with an unillustrated locking means in their respective position at the ink fountain roller 13, thereby forming a zonal metering of the picked up by the duct roller 13 printing ink is possible , The inking unit 06 is thus formed as a zone inking unit in the preferred embodiment, but may be generally designed as a siphon, short or anilox inking unit.

Notwithstanding Fig. 1 and 2, the inking unit 06 may be embodied as a single-roller inking unit, two distribution rollers arranged in series in the compactor. The form cylinder close to distribution cylinders, in this case with one, two or, advantageously

act inking rollers together. In a variant of the forme cylinder close distribution cylinder can also interact with a can be brought to a third inking roller into contact bridge roller.

The inking roller (s) 08; 09; 1 1 has or have a lateral surface, preferably of a resilient and / or compressible material, for. B. on a rubber or a rubber-containing material.

The dampening unit 07 has a plurality of rollers 21; 22; 23 or dampening rolls 21; 22; 23. It is preferably used as a fountain solution contactless aufbringendes dampening unit 07, for. formed for example as a spray dampening unit 07, so that it has a dampening agent source 19, a spray bar 19, preferably a plurality of spaced spray nozzles spray in the spray bar 19, the dampening solution to a roller 22 of the dampening unit 07th The spray bar 19 coming from the fountain solution-receiving roller 22 is preferably as water roller 22 with a hard and unyielding substantially surface, for example of chromium or a plastic such. B. Rilsan, formed and / or stored changierbar in its axial direction. In the event of an axial Changierbarkeit the reciprocating movement can be accomplished by the rotation of the roller 22 in the traversing movement transmission that converts or by a specially

Drive means, for. For example, be an engine with a corresponding transmission enforced.

The sprayed on the water roller 22 is transferred from this damping agent to a formed as a dampening roller 21, the forme cylinder near dampening unit roller 21 and from there to the forme cylinder 02. Preferably, the dampening unit 07 is configured as dreiwalziges dampening unit 07, wherein the water roller 22 is another, form a cylindrical distal roller 23, z. B. a third dampening roller 23, z. B. is employed as a rider roll 23 or smoothing roll 23 in the operating position or adjustably. This third roller 23 is located in operating direction of rotation of the water roller 22 viewed from the location of a dampening order by the dampening agent source and the nip point with the forme cylinder close dampening roller 21st The three rollers 21; 22; 23 are

preferably arranged to each other such that in the operating position (print-on) is a 23 connecting plane having a rotation axes of the water roller 22 and the dampening roller 21 connecting plane an angle less than or equal to 120 °, in particular Weiner or equal to the rotational axes of the water roller 22 and the rider roll 90 ° form each other, said angle preferably opens as Innenwirkel to the side of the inking unit 06th That is, for example, that in the operating position the nip point of the water roller 22 (second roller 22) with the damping solution applicator roll (first roll 21) and / or the nip point of the water roller 22 (second roller 22) with the rider roll 23 (third roll 23) in a semi-space is located on the inker 06 side facing a connecting through the axes of rotation of the central damping unit roller 22 and the forme cylinder 02 fictitious plane.

Also, the smoothing roll 23 can execute a traversing stroke extending in its axial direction, to which end preferably a rotation thereof in a traverse motion transmission that converts provided. The dampening roller 21 and / or the

Rider roll 23 has a circumferential surface preferably made of an elastic and / or compressible material, for. B. on a rubber or a rubber-containing material. The dampening unit 07 thus has at least two, preferably three, dampening rollers 21; 22; 23, wherein the viewed in the roller from the plate cylinder 02 second, medium with respect to a dreiwalziges dampening unit 07, roller 22, the dampening solution is supplied by the dampening agent source 19th

When viewed from the plate cylinder 02 from the "second" roller in the roller train to be understood here also an embodiment when two dampening rollers 21 are provided and co-operated with the forme cylinder 02 and the dampening unit roller 22nd

At least the inking roller (s) 08; 09; 1 1 of the inking unit 06 and the

Dampening form roller (s) 21 of the damping unit 07, preferably, however, the film roll 14 and the ink stream dividing roller 16 of the inking unit 06 and the rider roll 23 of the damping unit 07 are each radialhubfähig, z. B. in appropriately designed

Roll bearings mounted movably or radial travel roller locks or disposed.

The radial stroke of these rollers 08; 09; 1 1; 14; 16; 21; 23 refers to the fact that the respective axis of these rollers 08; 09; 1 1; 14; 16; 21; 23 or at least one of the ends of these rollers 08; 09; 1 1; 14; 16; 21; 23 relative to a respective one to the roller 08; 09; 1 1; 14; 16; 21; 23 belong, optionally fixed to the frame or in the case of the rollers 08 and / or 21 in contrast, also adjustable, z. B pivotable (see FIG. Below)

is eccentrically adjustable bearing point.

For the case of radial travel roller lock the eccentric adjustment of the roller 08 thereby movably mounted takes place; 09; 1 1; 14; 16; 21; 23 by means of, preferably, more preferably at least two, for example. For example, three or four as shown symmetrically and concentrically about the respective axis of these rollers 08; 09; 1 1; 14; 16; 21; 23 arranged in a housing of the roller lock actuators 24 and preferably even to the same roller 08; 09; 1 1; 14; 16; 21; 23 individually associated actuators 24 and by a control unit independently z. For example, by application of a pressure medium, eg. B. can be pneumatically actuated and adjusted to a certain travel, each actuated actuator 24 respectively with regard to the roller 08; 09; 1 1; 14; 16; 21; 23, to which it belongs, exerts a radial force, which force the axis of said roller 08; 09; 1 1; 14; 16; 21; 23 radially moves or tries to move at least. If several at the same end of one of the rollers 08; 09; 1 1; 14; 16; 21; 23 disposed actuators 24 are actuated simultaneously, the result of of the axis of the respective roller 08; 09; 1 1; 14; 16; 21; 23 radial stroke of a vector sum of the respective radial force of the actuated actuators 24. The from the axle of the respective roller 08 running; 09; 1 1; 14; 16; 21; 23 executable radial stroke is usually preferably in the range of a few millimeters, for example. Example, it is up to 10 mm which is sufficient to maintain the respective roller 08; 09; 1 1; 14; 16; 21; 23 of at least one adjacent cylindrical rotary body, z. B. the form cylinder 02 turn off. In the case of a larger required travel, it can also, at least for this application, larger sized (see, for. Example, down to the described embodiment as a second embodiment of the adjusting mechanism of the dampening roller 21).

The radial stroke of the respective rolls 08; 09; 1 1; 14; 16; 21; However, 23 enabling storage can in principle be realized in other embodiments, z. B. in a conventional manner in roller locks with fixed in the roller lock roll neck, said roller locks are mounted on or in the side frame pivotably on eccentrics or short pivot levers. It can be provided as radialhubfähige bearings also along linear displacement paths movable roller locks. It can also be advantageous mixed versions, where z. B. a part of the rollers 08; 09; 1 1; 14; 16; 21; 23, for. B. at least the third dampening roller 23 in the above-

radial travel roller locks and another part described are adjustable in a lever or eccentric devices pivotably mounted, the pin fixing roller locks.

The inking unit 06 preferably includes at least one of the printing cylinders 02; 03 is mechanically independent drive motor 26. This preferably acts on at least one distribution cylinder 17; 18, the drive motor acts In an advantageous embodiment 26 in production mode to only one of several distribution cylinders 17; 18, wherein he z. As in a washing operation z. Example, on both of the distribution cylinder 17; can act 18th In addition to the drive motor 26 a thereof mechanically independent drive motor 27 may be provided for the ink fountain roller. 13 In a simple embodiment, the dampening unit 07 can or can the rollers 21; 22; 23 of the dampening unit 07 to be driven only by friction with the mold cylinder 02 in production mode (operating position) or by friction with an ink fountain roller 08 in the washing operation. Alternatively, a dampening unit roller 21; 22; 23, for. For example, the center roller 22, to be coupled mechanically and forcibly driven by the drive motor 26 of the inking unit 06th

However, 07 in an advantageous embodiment, the dampening unit, at least one of the printing cylinders 02; 03 and the inker 06 is mechanically independent drive motor 28. This preferably drives the water roller 22 form and transfer cylinders 02; 03 may each be as shown its own, or optionally in pairs coupled in pairs have a drive motor 29th

The or the distribution cylinder 17; 18 of the inking unit 06 is or are such as the distribution cylinder 22 of the dampening unit 07 preferably regard. Its traversing movement positively driven. This can be accomplished by the rotation of the distribution cylinder 17; 18; 22 in the traversing movement transmission that converts or by a specially drive means, for. As a motor, not shown, with corresponding transmission, be enforced.

The inking unit 06 further comprises a washing device 31, for example, not shown in automatic detergent feeds, one at one of the inking rollers 08; 09; 1 1; 13; 14; 16; 17; 18, in particular a friction roller 18 of the inking unit 06 engagable washing squeegee 32 and a catch pan may include 33rd This washing device 31 is for the purpose of cleaning the inking unit 06 at z. B. the roller employable, for example, be pivoted stored 18th Alternatively or additionally a detergent may be provided on the ink dividing roller 16 Brushing washing device 34, which preferably spraying the detergent onto the outer surface of the rotating ink dividing roller sixteenth These alternative or additional washing device 34 cooperates in the washing process at least with the placed against the friction roller 18 of the inking unit 06 washing squeegee 32nd

During the production process, ie in the operating position, preferably, there is no direct connection between the rolls 21; 22; 23 of the damping unit roller train and rollers 08; 09; 1 1 13; 14; 16; 17; 18 of the inking roller train.

In order to permit now that with one and the same washing device 31; 34, or by a joint use of the two washing means 31; 34 in addition to the inking unit 06 and the dampening unit 07 can be cleaned at the same time, it is envisaged that (at least) one of the rollers 08; 09; 1 1; 14; 16; 17; 18, 21; 22; 23 of the inking unit 06 and / or the dampening unit 07 is so changed over that the inking unit 06 and the

Dampening unit 07 (at least) have a common compactor, in order to transport the detergent also for dampening unit 07 or from the dampening unit 07 back to the inking unit 06 in this way. This enables a direct (not through the

Form cylinder 02 taking place) connection or "bridge" between the inking and dampening units 06, 07 prepared for the washing operation.

As a convertible, the coupling or bridge producing rollers 08; 09; 1 1; 13; 14; 16; 17; 18 are, in particular the (inking next) dampener roller 21 and / or the dampening unit next ink application roller 08, which are already arranged in an advantageous embodiment, radially movable on the frame. In the illustrated in Figure 2 washing operation, ie the rollers concerned 08th; 09; 1 1; 13; 14; 16; 17; 18 are in washing position, the dampening and ink form rollers 21; 08; 09; 1 1 off from the forme cylinder 02, the adjacent wet and

Inking roller 21; 08 are mutually in contact, in particular in rolling contact, whereby at the same time involved in the coupling or bridging inking roller is in contact with the upstream next in the operating position inking roller 17 08th The involved in the coupling or bridging dampening form roller 21 is the preferred case of the three-roller dampening unit 07 au SSER Contacting the in

Operating position upstream next dampening unit roller 22, but the third in direct contact with the forme cylinder in the operating position distant past or

23. The dampening unit roller for both wet and ink applicator rollers 21 and 08 adjacent, upstream next operating position in rollers 22; 17 are in a preferred embodiment without operatively radial adjustability, possibly adjustable radially formed, that is, their axes of rotation are related. A radial direction stored operationally fixed in space.

In a first embodiment, the geometric arrangement of the rollers concerned 21; 22; 23; 08; 17 and the particular design of the directions of adjustment and of the attainable setting path of the axially movable roller (s) 21; 08 and possibly 23 is formed in such a way that no additional storage and or locking means beyond the conventional or described in detail above, an axial stroke enabling roller locks must be provided. For example, to overcome distances may be so great formed by appropriate design of the axial stroke enabling storage means by geometric optimization so small and / or that the dampening roller 21 and / or the ink application roller 08 relative to each other in the above-mentioned positions and to the rollers 22; 23 and 17, wherein the rider roller can cooperate 23 by its own mobility supporting optionally may be taken.

For example, the above-mentioned, the actuators 24 may be formed having roller bearings (at least for the roller 21 and / or the roller 08) with a corresponding hub. Since the dampening form roller should be in washing position formerly au SSER contact to the second operating position, roller 22 is 21, in one alternative, is also a linear actuating path 23 lying direction of the dampening roller 21 can in a corresponding, between the inking roll 08 and the rider roll, wherein z. B. the other adjustable rolls are mounted in a conventional manner in the above-mentioned levers or roller bearings. Possibly. still existing inaccuracies or small deficiencies can then be compensated for example by moving the rider roll 23 and / or the inking roller 08th

In order to narrow construction between inking and dampening unit 06; 07 and / or to avoid rolling bearings with particularly large axial stroke laid-out in an advantageous second embodiment, the dampener roller 21 and / or the inking roller 08 on the frame can be pivoted, z. B. in or on a lever mechanism 36; 38

corresponding levers 37; 39 may be stored. The lever 37; 39 can through a

Drive means 41, for example. B. be adjustable a pneumatic or hydraulic cylinder 41st

Preferably, the dampener roller 21 is at least pivotably mounted, wherein the pivot axis S is arranged eccentrically to the rotational axis of the in-service position or stationary second dampening unit roller 22, in particular in the bisector of the two working positions, namely the operating position and the washing position. is should be in an alternative instead of the dampening roller 21 or in a further development, in addition, the ink application roller to be mounted to pivot 08 (dashed lines in FIG. 1), so this is preferably with levers 39 of a lever mechanism 38 substantially about the axis of the upstream adjacent roll 17, e.g. , B. levers 39, pivoted. The remaining adjustable mounted rollers 09; 1 1; 14; 16; 23 may be mounted in roller locks (with Stellexzentern or the actuators 24). Thus, the dampening roller 21 may either preferably at a

Lever mechanism 36 about the eccentrically to the rotational axis of the second dampening unit roller 22 or, alternatively, the inking roller 08 may be arranged on a lever mechanism 38 about the axis of the distribution cylinder 17 pivotally. As another alternative, both rolls 08 could; 23 may be changeable, for example, if this is necessary for bridging a larger spacing.

In a third embodiment of the dampener roller 21 and / or the ink application roller is mounted 08 for only small on / Abstellbewegung in roller locks (with Stellexzentern or the actuators 24), the roller lock the dampener roller 21 and / or the inking roller 08 to carry out the larger actuating movement for the formation of the bridge in or on levers 37; are stored according to the second embodiment. 39 The storage is for. B. formed so that a print-on position and a print-off position of the rollers 08; 23 each have their radial travel roller locks, z. Example by means of actuators operable by storage 24, is carried out, while the on levers 37; 39 mounted (s) roller (s) 23 (23) for a changeover between the operating position (position in the printing operation), and washing position (position in the washing operation) is pivoted or be.

Regardless of the implementation according to one of the three embodiments referred to the rollers involved in bridge formation are 08 and 23 in their respective Arbeitsbzw in FIG. 1. Operating position in the printing operation and in Fig. 2 in its washing position in

Washing operation represented.

Fig. 2 shows the convertible dampening roller 21 in its folded deployed position, so their washing position in which it from out of its working position near the forme cylinder

Form cylinder 02 and simultaneously pivoted from the second dampening unit roller 22 and is in contact in a form-fitting and reibzylinderferneren position with the ink application roller 08 of the inking unit 06 and the third dampening roller 23 so that

for example, over the rollers 08; 17; 16; 18; 23; 22; 21, a common roller train of the inking unit 06 and the dampening unit 07 is formed so that the inking unit 06 and dampening unit 07 together by means of the same washing device 31; 34 or through the use of both washing devices 31; 34 may be washed. Further inking rollers 09; 1 1 can - if present - also be integrated into the compactor to be washed. By adjusting in the inking unit is embodied as a washing water roller 22 second dampening unit roller 22, on which the

Production operation, the dampening solution is sprayed, as the final roller 22 in the

Feuchtwerkswalzenzug asked. . Trained an otherwise fluid flow inhibiting "blocking effect" of, for example, of chromium or Rilsan roller surface of the second roller 22 thus here comes not to bear an order or sequence of the interacting in a roller train rollers. 21; 22; 23 and the training the nip points is by appropriate adjustments thus changeable There is a transformation in the investment in nip points, preferably in both positions the three rollers 21;. 22;.. 23 form a closed compactor the switching is preferably performed by appropriate drive means remotely, e.g. over or through a control device.

In the washing operation dampening agent can be added to the second roller 22 in an advantageous further development by the fountain solution source 19 to support the washing process. This, in addition to introduction of detergent through the

34 or, instead, in a simplified version done washing device. The

Dampening solution is used here in addition or alone as a washing fluid.

During washing are preferably all dyes or

Dampening rollers 08; 09; 1 1; 21 parked in the form cylinder 02 position. In this way, the washing can regardless of the presence of printing forms done. By mechanically independent drives a printing forme change can take place on the forme cylinder 02 simultaneously. For this purpose, the

Form cylinder 02 to perform the exercise program necessary for the waste and / or Aufplatten, non-uniform regardless of the uniform during washing rotary movement of the dampening and inking unit roller train.

As indicated in Fig. 2 by dotted arrows, it can be advantageous for the washing operation, to drive the compactor in the production plant the reverse direction of rotation.

One or more of the dampening or inking rollers 21; 08; 09; 1 1, z. B. at least the dampening roller 21 and / or at least one of the inking rollers 08; 09; 1 1, can be mounted in axially movable further in such a way in the frame that it has a through contact to the adjacent water roller 22 and distribution roller 17; 18

transmitted or generated by its own rotation in a transmission that converts axial movement of traversing movement exerts.

Unless otherwise provided for individual examples, the dampening units is 07 or that is arranged in the printing unit 01 that it or they, at least considered in the production plant in the direction of rotation of the forme cylinder 02, the dampening roller 21 in the printing unit 01 vorfeuchtend, after the nip point to the transfer cylinder acts 03 and before the nip point of the first or the inking roller 08 with the printing cylinder circumference together.

Fig. 3 relates to an example of the execution of a (at least) four double printing comprising printing tower 44, wherein the double printing units are each formed by two acting together at the transfer cylinders 03 along the printing units 01 with damping units 07 according to embodiments described above. , The printing tower 44 z. , Eight pressure points (written 01), so he is also called a four-high tower. The double printing units can as present in a printing tower 44 forming printing unit 44 in a common (z. B. centrally in the region of the

Pressure points in the horizontal direction to be in pairs individually arranged in two or in four stacked on a printing tower racks 44 one above the other separable) frame, however. It may be arranged stacked on each other to a sixteen pressure points having a printing tower, two such printing units 44th

Basically, the inking unit 06 can be by any, at least one

Inking roller 08; 09; however, 1 1 having inker type to be formed, here corresponds to the type, namely a zonal described in Figures 1 and 2

adjustable film inking unit 06 with two, preferably arranged in parallel in the current distribution cylinders 17; 18 and at least two, preferably three inking rollers 08; 09; 1. 1 The four printing group cylinders 02; 03 are in the print-on, preferably with their axes of rotation substantially in the same plane E. The dampening systems 07 are each preferably vorfeuchtend in the printing units 01 of the printing tower 44

arranged. In the embodiment shown in Fig. 3 embodiment 42 formed up / Abplatthilfe are sorted form cylinder 02 as a semi-automat or Plattenwechselvoll- provided, which allows a fast and little labor-intensive production change.

Also with indicated (by way of example in the upper double printing) is the formation of the print-off / -An sites enabling storage of at least three of four, in particular of all printing couple cylinders 02; 03, in bearing units 43, which enables the required points for the radial movement. For clarity in Figure 3 were not all of the rolls is comparable to FIG 1 the 08th. 09; 1 1; 13; 14; 16; 17; 18 of the inking unit rollers 06 and 21; 22; 23 of the dampening unit 07 designates, as these correspond recognizable in the rolling schedule. Also with regard to the

Drive configuration and / or the configuration and nature of the rollers 08; 09; 1 1; 13; 14; 16; 17; 18; 21; 22; 23 is applied to Fig. 1 and 2 referred to in an advantageous embodiment.

Fig. 4 shows a schematic representation of printing units 01 with damping units 07 in accordance with the set forth above embodiments, in a four pairs as

Double printing units cooperating printing units 01 having printing unit 46. The inking and dampening units 06; 07 correspond in their rolling pattern - possibly up to small spatial peculiarities - described essentially to the to Fig. 1 and 2. Therefore here are not all comparable to Figure 1 rollers 08th; 09; 1 1; 13; 14; 16; 17; 18 of the inking unit rollers 06 and 21; 22; 23 of the dampening unit 07, respectively. The damping units 07 are here each vorfeuchtend preferably in the printing units 01 of the printing unit 46 is arranged. . In contrast to "linear" double printing units of Figure 3 the co-operating printing units 01 with their printing cylinders 02, arranged angled 03 to each other and form an approximately n-shaped lower and an upper generally U-shaped double printing - which at least the relates to 03 These two double printing units together in a same frame, also referred to due to their cylinder assembly as H-type printing unit 46 printing unit 46. It may be stacked to form a printing tower two or more of these H-printing units 46 in this case again, assembly of the printing cylinder 02.. of the

H-shaped design of the printing unit 46, the upper dampening units 07

preferably lower from an outer side of the printing unit 46 here, and the

Dampeners 07 from a frame in between the lower printing units 01

provided access 51 - z. As so-called a "tunnel" -. Forth operated this purpose, the damping units 07 are arranged in the printing unit 46 that the dampener roller 21 of the SEN operable from outside dampening units 07 ßenseite with one of the nearest Au-facing side of the plate cylinder 02, and the dampener roller. 21 of the facing from the inside operable dampening units 07 with one of the outer side, further side of the plate cylinder 02 cooperates as "outer side" is here that side of the printing unit 01 is understood that in the longitudinal direction of the printing cylinder 02. 03 (04) runs, that the perpendicular to the front face side of the pressure unit 01. This in view of the drive configuration and / or the configuration and nature of the rollers 08; 09; 1 1; 13; 14; 16; 17; 18; 21; 22; 23 to Fig. 1 and 2 shall be applied in one advantageous embodiment. However, in contrast to this, a paired drive for the printing group cylinders 02; 03 (04) take place per printing unit 01, where z. Example, on the inking unit 06, z. For example, a distribution roller 22 of the dampening unit 07, and / or the inking unit 06, z. B. at least one distribution cylinder 17; 18 of the inking unit 06, is driven off.

On the z. B. embodiment shown in Fig. 5 a printing unit 47, for example. B. H-type printing unit 47 is to the differences in the configuration of the inking system to apply 06 Subject end to Fig. 4 common. The inking unit 06 is formed here by a single-pass type color film unit 06, that is, two distribution rollers 17; 18 are arranged serially in the ink flow here or compactor. With the forme cylinder 02 and / or the distribution cylinder near the forme cylinder 17, two inking rollers 08 act; 09 together, but as shown in Fig. 1 and 2, preferably, the dampening roller 21 to the dampening next inking roller 08, set out in the above manner are each brought into contact and / or a sequence or order in Feuchtwerkswalzenzug is variable.

In FIG. 6, an example of the arrangement and execution of printing units 01 with damping units 07 according to the embodiment in a four printing units 01 is shown having a print execution unit 48 is designed as a satellite printing unit 48 schematically. In the illustrated case of a nine-cylinder satellite printing unit 48 four printing units are arranged 01 to a common satellite cylinder 04, in the case of a non-illustrated ten-cylinder satellite printing unit four printing units 01 in pairs to two satellite cylinders 04, with which or whom it in the print-on four

Pressure points act together forming. With the forme cylinders 02, the damping units 07 described in FIG. 1 and FIG. 2 cooperate, wherein the washing operation at least one roll, in particular the dampener roller 21, in the manner mentioned can be switched again. Again preferably, the dampening roller 21 to the dampening next inking roller 08, set out in the above manner can be changed to each other brought into contact and / or in the (row) in sequence Feuchtwerkswalzenzug. In the illustrated embodiment two diametrically opposed dampening units 07 are vorfeuchtend, and the other two opposite dampeners 07

nachfeuchtend arranged on the forme cylinder 02. In a further development, the

Distribution cylinders 22, at least the distribution cylinders 22 of the nachfeuchtenden dampeners 07, (below right and top left) each having a second z. B. as a rider roll 49

trained roller 49 in the direction of rotation of production considered (see, for. example, registered arrows in Fig. 6) assigned to the dampener roller 21 on the Unfangsabschnitt after application of the fountain solution and before its discharge. By symmetry, this can be provided 07 for the two vorfeuchtenden dampeners. The inking units 06 can basically be of any type, however preserving zonally adjustable dampening units, especially with at least two

Distribution cylinders 17; 18 (serial or parallel) are preferable. The inking system 06 shown here corresponds respect. Of the rolling schedule for reasons of space advantageously substantially equal to that of the printing unit 47 of FIG. 5, wherein also an inking unit 06 corresponding to FIG. 1, 2 or 4 can be used.

In an alternative embodiment not shown, a Neunzylinder- satellite printing unit, the dampening units 07 of all four printing units 01 are disposed vorfeuchtend, for example by one of the upper and the lower printing groups 01, in particular the former diametrically opposite printing unit 01, from an outer side of the printing unit 46 here and the dampening units 07 of the other two printing units 01 by a provided in the frame approximately centrally access 51 - z. B.

a so-called "tunnel." - are here operated this purpose, the dampening units are 07 -. comparable to to Fig set forth. 4 - so arranged also in the nine-cylinder printing unit, that the damping applicator roller 21 of the SEN operable from outside dampening units 07 ßenseite with one of the nearest Druckeinheitsau side facing the forme cylinder 02, and the dampener roller 21 of the controllable from inside dampening units 07 to one of the more distant Au ßenseite and / or access side facing the forme cylinder 02 cooperates.

LIST OF REFERENCE NUMBERS

01 printing unit

02 printing unit cylinder, forme cylinder, the plate cylinder

03 printing cylinders, transfer cylinders, rubber cylinder

04 printing cylinder, impression cylinder, satellite cylinder

05 -

06 inking film inking unit

07 dampening system, spray dampening

08 roller inking roller, inking roller

09 roller, ink fountain roller, ink applicator roller

10 -

1 1 roller, ink fountain roller, ink applicator roller

12 ink reservoir, ink fountain, ink tray

13 roller, ink fountain roller, ink ductor

14 roller inking unit roller, the film roller

15 -

16 roller, ink fountain roller, ink dividing roller

17 roller inking unit roller, distributor cylinders

18 roller inking unit roller, distributor cylinders

19 dampening agent source, spray

20 -

21 roller dampening unit roller, dampening roller

22 roller, dampening roller water roller

23 roller dampening unit roller, rider roll, smoothing roll

24 actuator

25 -

26 Drive motor

27 Drive motor 8 drive motor

9 drive motor

0-1 washing device

2 wash-up blades

3 drip pan

34 wash

35 -

36 lever mechanism

37 lever

38 lever mechanism

39 lever

40 -

41 drive means, pneumatic cylinders, hydraulic cylinders

42 Plattenwechselvoll- / semi-automat

43 Linear bearing unit

44 printing tower, printing unit

45 -

46 printing unit, printing unit H

47 printing unit, printing unit H

48 printing unit, satellite printing unit, nine-cylinder satellite printing unit

49 roller, rider roll

50 -

51 access

S swivel axis

e level

Claims

claims
1 . Printing unit of a rotary printing press with a forme cylinder (02), a with the forme cylinder (02) cooperating in the operating position dampening unit (06) and with the forme cylinder (02) cooperating in the operating position dampening system (07), said dampening unit (06) a roller train with at least three dampening rollers (21; 22; 23), namely through a nip point which cooperates with an operating position with the forme cylinder (02) first, second to the latter via a nip point cooperating in the operating position and together with the second operating position through a nip point acting third dampening unit roller (21; 22; 23), characterized in that at least one of three dampening-unit rolls (21; 22; 23) are mounted in such a way in the radial direction movable in the printing unit (01), so that by the in
Operating position in the roller through the nip points between the three
Dampening rollers (21; 22; 23) formed by Walz sequence transformation of the nip points between the three dampening rollers (21; 22; 23) in a different one with the first-mentioned of the roller follower roller follower of the three
Dampening rollers (21; 22; 23) is verbingbar.
2. Printing unit according to claim 1, characterized in that a dampening agent source (19) is provided, which acts in the operating position the dampening solution supply to the second dampening unit roller (22), these moisturizing together.
3. Printing unit of a rotary printing press with a forme cylinder (02), a with the forme cylinder (02) cooperating in the operating position dampening unit (06) and with the forme cylinder (02) cooperating in the operating position dampening system (07), said dampening unit (06) comprises a dampening agent source (19) and a roller train having at least three damping unit rollers (21; 22; 23), namely through a nip point which cooperates with an operating position with the forme cylinder (02) first, with this through a nip point cooperating in the operating position the second and one with the second via a nip point cooperating in the operating position the third dampening roller (21; 22; 23), and wherein the first dampening unit roller (21) in one of the
Operating position different washing position from the forme cylinder (02) thrown off, and with a fountain roller (08; 09; 1 1; 14; 16; 17; 18) of the inking unit (06) can be brought into rolling contact, characterized in that the damping agent source (19) in the operating position the dampening solution supply to the second
Dampening unit roller (22), this cooperates moisturizing, and that the third, the forme cylinder remote dampening unit roller (23) in the operating position with the second dampening unit roller (22) in a peripheral portion in operative contact or can be brought, which viewed in operating direction of rotation of the second dampening unit roller (22) between the location of a dampening order by the
Moist medium source (19) and the nip point with the first dampening unit roller (21).
4. Printing unit according to claim 3, characterized in that at least one of the three dampening rollers (21; 22; 23) are mounted in such a way in the radial direction movable in the printing unit (01), so that by in the operating position in the
Compactor by the nip points between the three dampening rollers (21; 22; 23), roller follower formed by transformation of the nip points between the three
Dampening rollers (21; 22; 23) into a former having one of the
(21; 22; 23), roller follower roller follower of the three different dampening rolls is verbingbar.
5. Printing unit according to claim 1, 2 or 4, characterized in that one or more of three dampening-unit rolls (21; 22; 23) are movably supported in such a manner in the radial direction, so that the three dampening rollers (21; 22; 23) in both rolling consequences be brought into one respect. a fluid transport through compactor.
6. Printing unit according to claim 1, 2, 4 or 5, characterized in that the three damping unit rollers (21; 22; 23) wherein the first with the second and the second third of the area occupied in the operating position the rolling sequence, with the
(21; 22; 23) damping unit roller (21; 22; 23) cooperating in a rolling sequence, the first with the third, and the third with the second dampening unit roller cooperates, can be brought.
7. Printing unit according to one or more of claims 1, 2, 4, 5 or 6, characterized in that the third plate cylinder remote dampening unit roller (23) in the operating position with the second dampening unit roller (22) in a peripheral portion in operative contact or can be brought, extending in operating direction of rotation of the second dampening unit roller (22) considered between the place of
Dampening order by the dampening agent source (19) and the nip point with the first dampening unit roller (21).
8. Printing unit according to one or more of claims 1 to 7, characterized
in that the first dampening unit roller (21) in one of the
Operating position different washing position (02) and the second dampening unit roller (22) from the forme cylinder shut off, and with the third dampening roller (23) and an inking unit roller (08; 09; 1 1; 14; 16; 17; 18) is in operative contact.
9. Printing unit according to one or more of claims 1 to 8, characterized
in that the first dampening unit roller (21) and / or
Inking unit roller (08; 09; 1 1; 14; 16; 17; 18) of the inking unit (06) in such a manner in the radial direction movable in the printing unit (01) is mounted so that the dampening unit roller (21) and the inking unit roller (08; 09; 1 1; 14; 16; 17; 18) out of contact with each other in the operating position and with each other in a direction different from the operating position in washing position contact.
10. Printing unit according to one or more of claims 1 to 9, characterized
in that, in operating position, the nip point of the second to the first dampening unit roller (22; 23) and the nip point of the second third with the
Dampening unit roller (22; 21) are in a half-space which extends on the side facing the inking unit of a page by the rotational axes of the second
Dampening unit roller (22) and the forme cylinder (02) connecting the fictitious plane is and / or that in an operating position the axes of rotation of the second and third dampening unit roller (22; 23) connecting plane with the
Rotational axes of the second and the first dampening unit roller (22; 21) connecting plane form an angle less than or equal to 120 ° with one another
1. 1 Printing unit according to one or more of claims 1 to 10, characterized
in that the first dampening unit roller (21) and / or the
Inking roller (08) is mounted to effect a purchase and Abstellbewegung in a roll pin-receiving radialhubfahigen roller lock or in a roll pin-receiving rigidly arranged on a pivotable eccentric or lever roller lock.
12. Printing unit according to claim 1 1, characterized, in that the
Roll necks of the first dampening unit roller (21) receiving radialhubfahigen roller lock or of the rigid roller lock bearing eccentric or lever is constructed with a travel, in addition to the starting and stopping of the forme cylinder (02) an introduction of the first dampening unit roller (21) in the position for the washing position granted.
13. Printing unit according to claim 1 1, characterized, in that the
Roll necks of the first dampening unit roller (21) is rotatably receiving radialhubfähige roller lock or of the rigid roller lock bearing eccentric or lever on a lever means (36), by pivoting thereof, the first dampening unit roller (21) is verbingbar for the washing position into the position.
14. Printing unit according to one or more of the preceding claims, characterized
in that the third dampening roller (21) is radially movable, in particular in a radial travel roller lock stored.
15. Printing unit according to one or more of claims 1 1 to 14, characterized
in that in the radial travel of the pin of the roller lock
Dampening unit roller (21; 23) relative to a bearing point of the pin receiving roller lock is eccentrically adjustable.
16. Printing unit according to one or more of claims 1 1, characterized in that in the radial travel of the roller lock pin of the inking roller (08) is eccentrically adjustable relative to a bearing point of the pin receiving roller lock.
17. Printing unit according to one or more of the preceding claims, characterized
in that the dampening unit (07) is designed as a dampening agent contactless aufbringendes dampening unit (07).
18. Printing unit according to one or more of the preceding claims, characterized
in that the second dampening unit roller (22) is formed as an axially iridescent water roller (22) and in particular a lateral surface of chrome or a hard plastic having.
19. Printing unit according to one or more of the preceding claims, characterized
in that the first and third inking unit roller (21; 22) on the outer surface an elastic and / or compressible material, in particular rubber or a rubber-containing material comprise.
A method of operating a printing unit (01) of a rotary printing machine, wherein a first dampening unit roller for a production facility (21) of a
Dampening unit (07) is brought into an operating position in which it extends with a forme cylinder (02) of the printing unit (01) and having an upstream second dampening unit roller (22) is in rolling contact, and wherein the first dampening unit roller (21) for a from production plant various washing operation is placed in a washing position in which they from
Forme cylinder (02) and the second dampening unit roller (22) is shut off, and instead with an inking unit roller (08; 09; 1 1; 14; 16; 17; 18) and the second dampening unit roller (22) cooperating third dampening roller ( 23) is in rolling contact.
PCT/EP2011/057968 2010-09-08 2011-05-17 Printing unit comprising washing operation of inking unit rolls and dampening unit rolls, and corresponding method WO2012031788A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE201010040383 DE102010040383B4 (en) 2010-09-08 2010-09-08 Printing and a method for operating a printing unit
DE102010040383.0 2010-09-08

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP20110730922 EP2566696B1 (en) 2010-09-08 2011-05-17 Printing unit comprising washing operation of inking unit rolls and dampening unit rolls, and corresponding method
CN 201180032409 CN103153623B (en) 2010-09-08 2011-05-17 The method of operation of the printing apparatus and a printing apparatus

Publications (1)

Publication Number Publication Date
WO2012031788A1 true true WO2012031788A1 (en) 2012-03-15

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ID=44310307

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CN (1) CN103153623B (en)
DE (1) DE102010040383B4 (en)
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016014408B4 (en) 2016-05-13 2018-09-27 Koenig & Bauer Ag Work for a sheet processing machine
DE102016208312B3 (en) * 2016-05-13 2017-10-19 Koenig & Bauer Ag Works for a sheet-processing machine and a method for washing a forme cylinder of the work
DE102016210191A1 (en) 2016-06-09 2017-12-14 Koenig & Bauer Ag A method of cleaning a rubber blanket on a blanket cylinder in a unit of a sheet-processing machine

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US3701316A (en) 1970-05-18 1972-10-31 Harris Intertype Corp Ink and dampener form roll interruption for cleaning purposes
US3842735A (en) 1972-12-22 1974-10-22 Harris Intertype Corp Lithographic printing apparatus and wash-up device
WO2002007973A1 (en) 2000-07-22 2002-01-31 Koenig & Bauer Aktiengesellschaft Damping system
DE102005018821A1 (en) 2005-04-22 2006-10-26 Man Roland Druckmaschinen Ag Print mechanism for off-set sheet printer has controllable contact pressure between damping ductor roller and dosing roller to ensure uniform supply of damping agent
DE102007004217A1 (en) 2007-01-27 2008-07-31 Man Roland Druckmaschinen Ag Method for cleaning of cylinders and rollers in offset printing machine, involves moving away dampening solution case from operating position for printing operation, in which dampening ductor is dipped in dampening solution
WO2008095551A1 (en) 2007-02-07 2008-08-14 Koenig & Bauer Aktiengesellschaft Printing unit of a rotary printing press and a method for washing a dampening unit of a printing unit
DE102007015404A1 (en) 2007-03-30 2008-10-02 Koenig & Bauer Aktiengesellschaft Damping system for a printing couple of a printing machine comprises a damping agent releasing device having separating units which prevent introduction of the damping agent for a determined zone entering a neighboring zone

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DE4013463C2 (en) * 1990-04-27 1992-03-19 Heidelberger Druckmaschinen Ag, 6900 Heidelberg, De
DE4423286C2 (en) * 1994-07-02 1998-06-04 Heidelberger Druckmasch Ag Printing unit for a rotary offset printing machine
DE102006051219A1 (en) * 2006-01-31 2007-08-09 Koenig & Bauer Aktiengesellschaft Printing unit with several printing units
DE102007006063B4 (en) * 2007-02-07 2009-10-01 Koenig & Bauer Aktiengesellschaft Printing unit of a rotary printing press
DE102008001848A1 (en) * 2008-05-19 2009-12-03 Koenig & Bauer Aktiengesellschaft Arrangement in a printing unit of a printing machine

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Publication number Priority date Publication date Assignee Title
US3701316A (en) 1970-05-18 1972-10-31 Harris Intertype Corp Ink and dampener form roll interruption for cleaning purposes
US3842735A (en) 1972-12-22 1974-10-22 Harris Intertype Corp Lithographic printing apparatus and wash-up device
WO2002007973A1 (en) 2000-07-22 2002-01-31 Koenig & Bauer Aktiengesellschaft Damping system
DE102005018821A1 (en) 2005-04-22 2006-10-26 Man Roland Druckmaschinen Ag Print mechanism for off-set sheet printer has controllable contact pressure between damping ductor roller and dosing roller to ensure uniform supply of damping agent
DE102007004217A1 (en) 2007-01-27 2008-07-31 Man Roland Druckmaschinen Ag Method for cleaning of cylinders and rollers in offset printing machine, involves moving away dampening solution case from operating position for printing operation, in which dampening ductor is dipped in dampening solution
WO2008095551A1 (en) 2007-02-07 2008-08-14 Koenig & Bauer Aktiengesellschaft Printing unit of a rotary printing press and a method for washing a dampening unit of a printing unit
DE102007015404A1 (en) 2007-03-30 2008-10-02 Koenig & Bauer Aktiengesellschaft Damping system for a printing couple of a printing machine comprises a damping agent releasing device having separating units which prevent introduction of the damping agent for a determined zone entering a neighboring zone

Also Published As

Publication number Publication date Type
CN103153623B (en) 2015-11-25 grant
EP2566696A1 (en) 2013-03-13 application
EP2566696B1 (en) 2014-08-13 grant
CN103153623A (en) 2013-06-12 application
DE102010040383A1 (en) 2012-03-08 application
DE102010040383B4 (en) 2012-09-13 grant

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