EP1732761B1 - Unites d'impression d'une rotative a bobines - Google Patents

Unites d'impression d'une rotative a bobines Download PDF

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Publication number
EP1732761B1
EP1732761B1 EP05717142A EP05717142A EP1732761B1 EP 1732761 B1 EP1732761 B1 EP 1732761B1 EP 05717142 A EP05717142 A EP 05717142A EP 05717142 A EP05717142 A EP 05717142A EP 1732761 B1 EP1732761 B1 EP 1732761B1
Authority
EP
European Patent Office
Prior art keywords
cylinder
printing
printing unit
unit according
bearing
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.)
Not-in-force
Application number
EP05717142A
Other languages
German (de)
English (en)
Other versions
EP1732761A2 (fr
Inventor
Karl Robert SCHÄFER
Georg Schneider
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Priority to EP07123776A priority Critical patent/EP1894719B1/fr
Priority to EP07123766A priority patent/EP1900522B1/fr
Priority to PL07123766T priority patent/PL1900522T3/pl
Publication of EP1732761A2 publication Critical patent/EP1732761A2/fr
Application granted granted Critical
Publication of EP1732761B1 publication Critical patent/EP1732761B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/20—Supports for bearings or supports for forme, offset, or impression cylinders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/0024—Frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/004—Electric or hydraulic features of drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/008—Mechanical features of drives, e.g. gears, clutches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
    • B41F13/26—Arrangement of cylinder bearings
    • B41F13/30—Bearings mounted on sliding supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/08—Cylinders
    • B41F13/24—Cylinder-tripping devices; Cylinder-impression adjustments
    • B41F13/34—Cylinder lifting or adjusting devices
    • B41F13/40—Cylinder lifting or adjusting devices fluid-pressure operated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/44—Arrangements to accommodate interchangeable cylinders of different sizes to enable machine to print on areas of different sizes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/30—Arrangements for tripping, lifting, adjusting, or removing inking rollers; Supports, bearings, or forks therefor
    • B41F31/302—Devices for tripping inking devices as a whole
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F7/00—Rotary lithographic machines
    • B41F7/02—Rotary lithographic machines for offset printing
    • B41F7/12—Rotary lithographic machines for offset printing using two cylinders one of which serves two functions, e.g. as a transfer and impression cylinder in perfecting machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00—Printing machines of special types or for particular purposes
    • B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00—Printing machines of special types or for particular purposes
    • B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
    • B41P2217/11—Machines with modular units, i.e. with units exchangeable as a whole

Definitions

  • the invention relates to a printing unit of a web-fed rotary printing press according to the preamble of claim 1.
  • Such a printing unit is known, wherein four double printing units are arranged vertically one above the other and in the region of their double pressure point are horizontally movable relative to each other.
  • the printing units of the same web page are each mounted in a common frame, wherein at least one of the frames is horizontally movable.
  • the EP 12 64 686 A1 discloses a printing unit with vertically stacked double printing units, wherein the printing cylinder in a middle, and the two inking units are each mounted in outer frame parts. These outer frame members are movable horizontally relative to the central frame member to introduce disk handling devices into the gap as needed.
  • a printing unit is disclosed with a construction of a side frame on which transfer and forme cylinder certain concernssformates are rotatably mounted and depending on the requirement modular inking a particular of different types of inking can be used.
  • the US 25 57 381 A shows a flexible set up for various printing methods and number of printing units pressure unit, each of the inking units and the printing cylinder cylinders are placed on each other like a tower and arranged as such movable towards or away from each other. Different types and different numbers of printing units and inking units or inking systems can be used selectively in a standard frame.
  • EP 02 46 081 A2 is a printing unit with a plurality, each having the printing cylinder of a printing unit having units and trained as inking units.
  • the inking units are adjustable for on / off horizontal to the printing cylinder and vertically with different printing units - including with different printing units of different print lengths - brought into contact.
  • the modules having the printing unit cylinders are exchangeable if necessary for units of other printing length.
  • the DE 102 02 385 A1 shows a drive train between the cylinders of a printing unit with variable printing length, wherein two intermediate wheels are arranged between non-intermeshing cylinder spur gears.
  • WO 03/039872 A1 are disclosed printing cylinders, which are driven in pairs in pairs by a drive motor and the two cylinders coupling gear is encapsulated in a separate housing.
  • the DE 195 34 651 A1 discloses a printing unit with in-plane cylinders, wherein three of four cylinders are mounted linearly movable along the cylinder plane for pressure on or pressure shutdown.
  • the storage takes place in arranged on the frame inner wall guide elements.
  • the cylinders are mounted on the common guide elements in carriers and by pressure medium-operated working cylinder to each other on / off.
  • WO 02/081218 A2 are single linear bearings for two each mounted in carriage transfer cylinder known, wherein an actuator for the carriage can be designed as a cylinder can be acted upon with pressure medium.
  • an adjustable stop is provided in order to define an end position for the transverse to the cylinder plane adjusting movement.
  • the US 2002/0112626 A1 discloses a printing unit with four co-acting cylinders, which have on their pin eccentric boxes, which are insertable into corresponding holes of side frames.
  • WO 2004/080717 A1 discloses a bearing on its journal-facing cylinder, which can be brought by tilting in recesses of a side frame.
  • the WO 99/24260 A1 as well as the US 3 470 816 A disclose ways to mount cylinders with differences in print length and / or circumference in a printing press.
  • DE 101 45 322 A1 is a storage of a cylinder known, which formed as a linear bearing bearing means for moving the cylinder along a linear
  • the invention has for its object to provide a cost-effective and easy to manufacture printing unit.
  • the achievable with the present invention consist in particular that a simple to produce and / or easy-to-use printing unit is created at the same time high print quality.
  • the racks can be executed independently of format.
  • a cylinder unit can be used together with preset storage on site easily in the frame walls. Due to the module size (cylinder plus storage units), which only covers one cylinder, cylinder formats of different sizes can be used and, if necessary, combined.
  • the storage inside of the side frames allows in addition to the simple installation and the reduction of cylinder pin, which has a vibration-reducing effect
  • a simple plate change is possible for different formats.
  • a printing machine z. B. Rollenrotatlonstikmaschine, in particular a multi-color roller printing press, has a printing unit 01, in which a web of material 02, short web 02 on both sides simply or in particular successively multiple, z. B. here four times, or several tracks at the same time one or more times are printable.
  • the printing unit 01 has a plurality of (in the present case four) vertically stacked double printing units 03 for the two-sided printing in Gummiadel rubber operation.
  • the double printing units 03 - shown here in the form of bridge or n-printing units - are each formed by two printing units 04, which each have a cylinder 06 formed as a transfer cylinder 06 and cylinder 07 as a forme cylinder; 07, z. B.
  • a (double) pressure point 05 is formed in Anstelllage.
  • the above components are only on the top double printing unit 03 of Fig. 1 denotes, wherein the stacked (double) printing units 03; 04, however, essentially - are executed identically - in particular in the embodiment of the relevant features of the invention.
  • the double printing units 03 can - as well as the below-described advantageous feature of the linear arrangement - as well contrary to the illustration in Fig. 1 as an upwardly opening U unit.
  • the printing unit 01 has one or more of the following features, depending on the requirements, the type of machine, the technology used and / or the level of expansion.
  • the printing unit 01 or the double printing unit 03 is / are z. B. in the middle, ie in the field of double pressure point (s) 05, operationally divisible run and / or the inking units 08 (and possibly dampeners 09) are formed as already several rolls having modules and used as pre-assembled modules in the printing unit 01 and / or there are printing cylinder 06; 07 different diameter without requirement of bearing bores in the side frame mounted and / or the Cylinder bearings are force-controlled adjustable in linear bearings and / or the axes of rotation, the printing cylinder 06; 07 in print-on are essentially lying in a common plane.
  • one or more of the mentioned features are also to be understood advantageously as printing units which do not have printing units 03 designed as double-printing units in the rubber-against-rubber printing, but have printing units 03 working only in straight printing.
  • the transfer cylinder 06 of a printing unit then interacts with a counter-pressure cylinder.
  • this can optionally be provided, wherein instead of the two cylinders 06; 07 of the second printing unit 04 and the inking unit 08 then only an impression cylinder is used.
  • an impression cylinder is used for the arrangement within the side walls then to the other cylinders 06; 07 below apply.
  • FIGS. 2 and 3 an advantageous embodiment of the printing unit 01 is shown, wherein this - in principle, regardless of the also shown there and described in more detail below modular structure of the printing units 04 and / or only for the upper double printing unit 03 indicated by way of example storage units 14 (see Fig. 18 ) - in the range of their double pressure point (s) 05, operationally, ie for setup and maintenance purposes (in contrast to disassembly or disassembly), divisible executed.
  • the two separable parts including cylinder 06; 07, inking units 08 and, if present, dampening units 09) are referred to below with partial pressure units 01.1 and 01.2.
  • the printing cylinder 06; 07 more, in particular all the web 02 on the same side printing printing 04 on the same frame or wall section 11; 12 stored.
  • the printing cylinder 06; 07 can in principle only one-sided, d. H. be stored flying on only one end frame frame sections 11.
  • the two separable parts are hereinafter referred to as partial pressure units 01.1 and 01.2, which the respective frame sections 11; 12 and printing units 04 (printing cylinder 06, 07 and inking units 08) have.
  • the partial printing units 01.1; 01.2 are along a direction perpendicular to the axis of rotation of the cylinder 06; 07 movable towards or away from each other by preferably one of both spatially fixed (here partial pressure unit 01.1), d. H. for example, on a floor 13 of the printer room, a fixed space carrier 13, a mounting plate 13 or a mounting frame 13 for the printing unit 01 stationary, and the other (here partial printing unit 01.2) movable relative to the bottom 13 or support 13 or mounting plate 13 or mounting frame 13th (hereinafter carrier 13) is stored.
  • both spatially fixed here partial pressure unit 01.1
  • carrier 13 for example, on a floor 13 of the printer room, a fixed space carrier 13, a mounting plate 13 or a mounting frame 13 for the printing unit 01 stationary, and the other (here partial printing unit 01.2) movable relative to the bottom 13 or support 13 or mounting plate 13 or mounting frame 13th (hereinafter carrier 13) is stored.
  • the outer frame sections 12 in mutually corresponding, in non-illustrated bearing elements of the frame portion 12 and the carrier 13, z. B. together a linear guide 15 forming, stored.
  • These can be designed as running in rails rollers or as a sliding or rolling body mounted mutually associated linear guide elements.
  • the wall sections 11; 12 designed such that in their operating position A ( Fig. 2 ) are formed on their mutually facing side in pairs substantially complementary to each other form and together at their parting lines or lines of collision nevertheless form a substantially closed side front.
  • Fig. 3 shows a maintenance position B of the printing unit 01 (without the in Fig. 2 indicated bearing units 14), wherein the relative position of the partial pressure units 01.1; 01.2 each other by moving the frame sections 12 is effected.
  • the relative position can in principle be achieved in another embodiment by both partial pressure units 01.1; 01.2 or their frame sections 11; 12 are movably mounted.
  • Shaping and transfer cylinder 07; 06 are in a first, in Fig. 1 to 3 previously shown format design preferably with a bale width of at least four, z. B. four or for particularly high product output six, juxtaposed standing printed pages in newspaper format, especially in broadsheet format formed.
  • the cylinder 06; 07 has a circumference which essentially corresponds to two printed pages arranged one behind the other in a newspaper format.
  • this advantageously has two circumferentially offset by 180 ° to each other channels for receiving the printing plates, which preferably over the entire effective ball length continuously are formed.
  • the forme cylinder 07 can then be equipped with four or six printing forms side by side and two printing plates in succession.
  • the transfer cylinder 06 has a double large format (two newspaper pages in the scope behind each other) in one embodiment z. B. only one channel for receiving one or more juxtaposed blankets, which is preferably formed continuously over the entire effective bale length.
  • the transfer cylinder 06 can then be equipped with a continuous over the bale length and extending over substantially the full extent or with two or three over substantially the full extent reaching blankets side by side.
  • this two or three blankets can have side by side, wherein the respective adjacent to each other are offset by 180 ° in the circumferential direction.
  • These mutually offset blankets can be held in two or three channel sections, which are also adjacent to each other in the longitudinal direction of the cylinder 06, the adjacent channel sections in the circumferential direction, however, are mutually offset by 180 °
  • the running as modules inking 08 have z. B. a separate frame 16 and a frame structure 16, in which several functional parts, here at least three, especially all rollers and a color source or ink supply (chamber doctor blade, ink fountain, applicator nozzles, etc.) of the inking unit 08, even without connection to the side frame 11; 12 of the printing unit 01, already their firmly defined position to each other obtained and, for example, pre-assembled and a total of the printing unit 01 can be introduced.
  • the frame construction 16 or the frame 16 can be embodied, in particular, as two side frames which are arranged at the ends on the rollers and which are interconnected, for example, by at least one traverse (not shown) and / or a base.
  • the functional parts of the module receiving frame 16 is fixed during assembly (cohesively or fomschlüssig solvable) with the side frame 11; 12 of the printing unit 01 connected. If the printing unit 01 is designed to be partially or separable in the manner described above, the inking units 08 designed as modules will be assembled on assembly with the respective frame or wall sections 11; 12 - cohesive (welding) or positive releasable (screw) - connected.
  • the total side frame on one side of the printing unit 01 or a total side frame of a partial printing unit 01.1; 01.2 then sets in several pieces - a cylinder 06; 07 receiving side frame 11; 12 and Tellêtgestelle the inking units 08 comprising - together.
  • Detachable here means no operational solubility but only a disassembly with regard to a disassembly of the printing unit 01 or a removal / replacement of the inking unit 08.
  • a cylinder units 17 executed modules (see below to Fig. 17 and 18 ) have z. B. a cylinder 06; 07 with pin 63; 64 and one already on the pin 63; 64 pre-loaded (biased and / or preset) storage unit 14 on. Bearing unit 14 and cylinder 06; 07 get before their insertion into the printing unit 01 their firmly defined position to each other and are collectively in the printing unit 01 introduced.
  • Fig. 4 represents a system of a modular printing unit 01, which, however, in principle can be both divisible (as shown) and indivisible executed. In the latter case, that would be the cylinder 06; 07 receiving side frame 11; 12 not in two parts but one-piece and fixed space in the printing arranged.
  • the divisible variant as shown.
  • the frame sections 11; 12 may be designed as substantially continuous wall sections in each case in one piece and flat or for the purpose of a lighter construction and / or better accessibility of the units, as shown, each be kept slim and possibly each side frame for stabilization with additionally one or more vertically supporting supports (not specifically referenced).
  • a transfer cylinder 06a with a circumference of two stationary pages, especially newspaper pages in broadsheet format, (double size) or a transfer cylinder 06b with a perimeter of one page, in particular newspaper page in broadsheet format (simply large) be used accordingly.
  • the printing unit 01 with form cylinders 07 simply large format (a newspaper page in the scope) has this advantageously in the circumferential direction considered a channel for receiving the printing plates, which is preferably formed continuously over the entire effective bale length.
  • the forme cylinder 07 can then be equipped with four or six printing plates next to each other.
  • the transfer cylinder 06 has a simple large format (a newspaper pages in the scope) in one embodiment z. B. only one channel for receiving one or more juxtaposed blankets, which is preferably formed continuously over the entire effective bale length.
  • the single-circumference transfer cylinder 06 can then be equipped with a continuous over the bale length and extending over substantially the full extent or with two or three over substantially the full extent reaching Drucktüchem side by side.
  • the optional configuration with (eg, single large or double-sized) cylinders 06; 07 with scopes for different printed page formats, eg. As newspaper formats, with divergent circumferences possible.
  • this modular construction is particularly favored, since for this purpose the exact position and geometry of the cylinders 06; 07 bearing bores for the accurate fit of three- or four-ring bearings with z. B. eccentrics in the side frame 11; 12 must be provided.
  • Fig. 5 the printing unit 01 is exemplified by cylinders 06a; 07a double circumference executed.
  • cylinders 06a When equipped with simply large cylinders 07b these can for increased stability (as below to Fig. 7, 9th . 13 ) with double-sized transfer cylinders 06a or space-saving but also simply large transfer cylinders 06b cooperate.
  • inking units 08 of different types depending on the customer's requirements.
  • the different inking types can be used as in Fig. 4 Short inking units 08.1, single-roller inking units 08.2 z. B. with two Reibzylindern (eg., From the newspaper printing) or roller inking 08.3 with two color trains and z. B. three Reibzyllelles (eg., From the commercial printing).
  • the short inking unit 08.1 of a first variant ( Fig. 6a ) executed inking unit 08 has a central roller 26 with Haschuren or wells, z.
  • the central roller 26 acts with two other which rollers 29, z. B. paint or applicator rollers 29 together. To even out the Color distribution acts depending on an axial roller 31, z. B.
  • iridescent friction roller 31 (preferably hard surface) with one applicator roller 28 and the adjacent ink rollers 29 together.
  • the inking device 27 obtains its color, for example, from a paint reservoir 32, in particular via a pumping device, not shown, in which excess paint can also drain.
  • the anilox roller 26 by its own, of the cylinders 06; 07 independent drive motor driven by rotation.
  • the remaining rollers 28; 29; 31 are preferably driven by friction.
  • the traversing movement can be carried out with increased demand for variability by its own drive means, or as provided here with reduced effort, by a rotational movement in axial movement reshaping transmission.
  • the one-off roller inking system 08.2 (also "long inking unit", Fig. 6b )) running inking unit 08 has (at least) two, the color on the printing form-applying applicator rollers 28, which the color of a pressure near the roll 33, in particular iridescent friction roller 33 and Reibzylinder 33 (eg., With a hard surface), a roller 34, in particular a color or transfer roller 34 (eg with a soft surface), a printing-type iridescent friction roller 33 or distribution cylinder 33, a further inking or transfer roller 34 (eg with a soft surface), a roller 37, in particular Film roll 37 and a roller 36, in particular ductor or fountain roller 36 from a color box 38 receives.
  • a roller 34 in particular a color or transfer roller 34 (eg with a soft surface)
  • a printing-type iridescent friction roller 33 or distribution cylinder 33 eg., a further inking or transfer roller 34 (eg with a soft surface)
  • Dipping and film roller 36; 37 can also be replaced by another ink feed or metering system (eg pumping system in the pumping inking unit, or lifter system in the lifting inking unit).
  • the distribution cylinder 33 jointly or individually, by a separate, from the cylinders 06; 07 independent drive motor driven by rotation.
  • the roller 36 is preferably, and optionally further provided for the film roller 37, a separate rotary drive motor.
  • the traversing movement of the distribution cylinder 33 can, with increased demand for variability, jointly or individually, by a separate drive means, or as provided here with reduced effort, done by a rotational movement in axial movement forming gear.
  • the two-part roller inking unit 08.3 ( Fig. 6c )) executed inking unit 08 has at least three, here four the color on the printing form-applying applicator rollers 28 which the color over a first Farbzug with a first Reibzylinder 33, a soft ink roller 34 and a hard transfer roller 39, and a second ink draw with a second distribution cylinder 33 from a common soft ink roller 34 ago, a form cylinder distant.
  • Friction cylinder 33, another soft ink roller 34, a film roll 37 and a ductor roller 36 from a color box 38 receives.
  • Like o. G can here and ductor roller 36; 38 be replaced by another og Farbzu Switzerland- or - dosing.
  • the three distribution cylinders 33 are distributed cylinders 33, jointly or individually, by a separate, from the cylinders 06; 07 independent drive motor driven by rotation.
  • a separate rotary drive motor is also provided for the ductor roller 36.
  • the traversing movement of the distribution cylinder 33 can be carried out with increased demand for variability, jointly or individually, by its own drive means, or as provided here with reduced effort, by a rotational movement in axial movement reshaping transmission.
  • this inking 08.3 can also be used for newspaper printing, but is preferably provided when configuring the printing unit for commercial printing.
  • a short inking unit 08.4 (also "anilox inking unit”) this has only a large, in particular a size of the forme cylinder 07 corresponding, applicator roll 28 ', which of the anilox roller 26 (in a variation just as large) receives the color and from the paint application device 27, z. B. a doctor blade system 27, in particular the chambered doctor blade 27, is colored.
  • This inking unit 08.4 may be provided equally in printing units 01 configured for newspaper printing, in particular for commercial printing, because of its low tendency to duplicate (due to the 1: 1 ratio between applicator roll 28 'and forme cylinder 07).
  • the inking units 08.x of the same type x each for the different formats of the forme cylinder 07a; 07b, as in Fig. 4 indicated, various designs may be provided.
  • the different formats can be operated in a modular way.
  • the inking units 08.x the same type are then advantageously constructed in the same manner, but may differ in the overall geometric orientation or at least the applicator rollers 28; 28 '.
  • the short inking unit 08.1a Fig. 2
  • the short inking unit 08.1b Fig. 7 ).
  • the side frames 11; 12 for a plurality of inking units 08 of the same type and / or different types a same the inking unit 08 supporting pad, recess or stops on.
  • they can be designed in their shape so that they can accommodate several inking units 08 of the same type and / or different types.
  • inking 08 usable Einitatikanten or bearing surfaces or in the side frame 11; 12 after production already several different, for different inking 08 be prepared each fitting Ein cognitivekanten / contact surfaces.
  • Fig. 5 per printing unit 04 a traverse 23 indicated on which the respective inking unit 08 can be placed or suspended there.
  • the inking units 08 may also be stacked on one another and / or additionally secured or fastened to the vertical supports.
  • the printing unit 01, z. B. for the newspaper printing in an advantageous first embodiment with short inking units 08.1 ( Fig. 6a ) equipped. Since the forme cylinder 07a is designed there with double format, the printing unit 01 z. B. the corresponding short inking 08.1a.
  • the printing and inking units 04; 08 are here for the "dry offset” or “waterless offset printing” executed, ie the execution of printing forme and inking unit 08 is such that no dampening solution and thus no dampening unit 09 is provided.
  • Fig. 7 shows in a second embodiment, for. B. for the newspaper printing, the placement of the printing unit 01 in the dry offset, with short inking 08.1b for the case simply large cylinder 07b.
  • Fig. 8 respectively.
  • Fig. 9 show the printing unit 01, z. B. for the newspaper printing, in a third and fourth embodiment equipped with admirghigen roller inking 08.2a; 08.2b - once with double large cylinders 07a and in the second case with single cylinders 07b, each in dry offset.
  • Fig. 10 shows the printing unit 01, alternatively for newspaper printing or commercial printing, however, indicated in a common representation, in a fifth, sixth and seventh embodiment equipped with the second variant of short inking 08.4 - with double-sized cylinders 07a, with simple large cylinders 07b or with a Form cylinder 07c described below for commercial printing, each in dry offset.
  • the applicator roll 28 '( Fig. 6d ) preferably each has the circumference of the associated forme cylinder 07a; 07b; 07c on.
  • the dampening unit is 09.1 as so-called.
  • Contactless dampening 09.1, in particular Sprühfeuchtwerk 09.1 executed, wherein on a last roller 43 of the dampening unit 09, the dampening solution is transferred without contact from a fountain solution source 44 ago. This can be done, for example, by contactless spinning, contactless brushing or otherwise, but preferably by spray nozzles of a spray bar 44.
  • the distribution cylinder 42 by its own, of the cylinders 06; 07 independent drive motor driven by rotation, wherein the two rollers 41 and 43 are driven by friction.
  • a separate rotary drive motor can also be used for the roller 43 be provided.
  • the traversing movement of the friction cylinder 42 can take place by means of its own drive means or, as provided here with reduced effort, by means of a gearbox which converts its rotational movement into axial movement.
  • Fig. 11 a) represents in the representation, taking into account the dashed circle a particularly advantageous embodiment of the three-roll dampening 09.1 Fig. 11 a) in which, in contrast to the dampening 09.1 Fig. 11 a) the roller 42 with a color-friendly or oleophilic surface 45 (ie wetting angle angle with corresponding fluid, in particular the color, less than 90 °), z. B. of rubber or plastic (eg., A polyamide material) is formed
  • the lateral surfaces of all three rollers 41; 42; 43 of the dampening unit 09 with a color-friendly or oleophilic surface 45 ie contact wetting angle with corresponding fluid, in particular the color, less than 90 °
  • this middle roller 42 can be designed as a roller 42 fixed in the axial direction, that is to say it can not be changed.
  • the roller 42 in the case that the roller 42 is formed with a soft surface, in particular made of rubber, can be a rotatory positive drive of the rollers 41; 42; 43 omitted and all of them only by friction from the forme cylinder 07 roller 41 by forme cylinder 07, roller 42 by roller 41 and roller 43 by roller 42 - be driven.
  • a related to FIGS. 26 to 30 Provided positive drive via its own drive motor 132 or a drive connection 141 deleted in this embodiment completely. None of the rollers 41; 42; 43 has in addition to the friction on an additional rotary positive drive. If the roller 42 is designed as a changeable roller 42, then for the forced traversing motion either a motorized traversing drive or a gear which converts the rotational movement into an axial movement can take place.
  • the middle roller 42 of the three rollers 41; 42; 43 of the dampener roller train a color-friendly upper or lateral surface 45 made of plastic, z.
  • plastic z.
  • this roller 42 by its own, from the printing cylinder 06; 07 mechanically independent drive motor 132 or a drive connection 141 from the printing unit 04 and / or inking 08 ago (see below to FIGS. 26 to 30 ) is forcibly driven rotatably, the roller 42 is formed as a changeable roller 42, it can be provided for the forced traversing motion again either a separate motorized traction drive or a rotational movement in an axial movement transforming gear.
  • a “soft” surface is here to be understood an elastically yielding surface in the radial direction, i. H. with a modulus of elasticity in the radial direction of preferably at most 200 MPa, in particular less than or equal to 100 MPa.
  • the roller 43 receiving the dampening solution from the fountain solution source 44 and / or the roller 42 subsequently arranged in the roller train in the direction of the forme cylinder 07 preferably has a jacket surface with a hardness in the range between 55 ° and 80 ° Shore A.
  • the roller 41 applying the dampening solution to the forme cylinder 07 preferably has a lateral surface with a hardness in the range between 25 ° and 35 ° ShoreA.
  • Fig. 4 and Fig. 11b is a second version of the dampening unit 09 as Griffinfeuchtwerk 09.2 (film dampening unit, lifter, cloth or brush dampening unit) with a total of three rollers 47; 48; 41 (28) between dampening solution master 46 and forme cylinder 07 in series.
  • the dampening 09.2 is designed as a so-called.
  • an iridescent transfer cylinder 48 transmits to at least one applicator roller 41 with a soft surface.
  • the at least one applicator roller 41 is shown only by dashed lines, since they either only the dampening 09 associated (not shown in Fig. 14 ), or as in Fig. 14 represented one at the same time the inking and dampening unit 08; 09 assigned, and z. B. optionally only dampening solution or fountain solution and color leading, common applicator roller 28 (41) may be.
  • the dampening unit 09.2 ( Fig. 11b )) as shown a total of three-whale running, so the dip roller 47 is preferably designed with a soft surface.
  • four-roller contact dampening 09.2 joins the soft roller 47 a fourth roller, not shown with z. B. hard surface, which dips instead of the roller 47 in the fountain solution box 46.
  • a fourth roller by its own, of the cylinders 06; 07 and the other inking rollers independently driven drive motor rotatably, wherein the roller 41 is driven by friction.
  • a separate rotary drive motor can also be provided for the distribution cylinder 48.
  • the traversing movement of the friction cylinder 48 can take place by means of its own drive means or, as provided here with reduced effort, by means of a gearbox which converts its rotational movement into axial movement.
  • the dampening unit 09 can either be designed as a separate module (that is to say, largely preassembled in a separate frame) or can be integrated into the module "inking unit 08" in an advantageous embodiment for the case of wet offset.
  • Fig. 12 respectively.
  • Fig. 13 now show the printing unit 01, z. B. for the newspaper printing, in an eighth and ninth embodiment equipped with einzugigen roller inking 08.2a; 08.2b - once with double-sized forme cylinders 07a ( Fig. 12 ) and in the second case with simply large cylinders 07b ( Fig. 13 ), in contrast to Fig. 8 and 9
  • dampening 09 here z. B. three-roll spray dampening 09.1.
  • the above-mentioned double-sized cylinders which have a circumference of two printed pages 07a designed as newspaper pages, preferably have two channels in the circumferential direction one behind the other for fixing two in the circumferential direction arranged one behind the other, in each case impression-sided printing forms.
  • the two in an advantageous embodiment in the axial direction continuous channels or the two groups of a plurality of axially adjacent channel sections and / or the corresponding clamping devices are designed in such a way that in the axial direction next to each other at least two individual, one or two zeitenclose printing forms fixed are.
  • the forme cylinder 07a is then in an operating situation with two pressure side long pressure plates in the circumferential direction and a plurality, z. B.
  • a circumference of a designed as a newspaper page printing page having cylinder 07b preferably have in the circumferential direction, only a channel for fixing the ends of an impression-side printing plates.
  • the advantageously continuous channel or a group of several axially juxtaposed channel sections and / or corresponding clamping devices are designed in such a way that in the axial direction next to each other at least two individual, each one- or two-newspaper width printing forms are fixed.
  • the forme cylinder 07b is then in an operating situation with a pressure side length, in particular newspaper page length printing form in the circumferential direction and a plurality, z. B.
  • impression widths in particular newspaper page wide printing forms in the longitudinal direction. It is also impression side width and two- or even dreidurcktimebreite printing forms mixed next to each other or only several two- or even dreitikinbreite printing forms next to each other on the form cylinder 07b may be arranged.
  • the printing unit 01 is not only the newspaper printing but also the printing of a format deviating from the newspaper printing and / or a printing quality deviating from the newspaper printing.
  • This is reflected for example in the printing unit 01 or the printing units 04 by special design of the inking and / or dampening unit 08; 09, by a special embodiment of the printing cylinder 06; 07, by special design of the lifts (printing plates, blankets) on the cylinders 06; 07, by a u. U. significantly different paper web thickness and / or quality, and / or down by a the printing process in an advantageous embodiment downstream drying stage.
  • Such a printing unit 04 then has forme cylinder 07c with only one, on the barrel length of the forme cylinder 07c continuous channel on the periphery and carries a single, to the full extent and the entire length of the bale reaching printing form.
  • the usable bale length corresponds for example to four, six or even eight standing printed pages, z. B. in DIN A4 format (or a number of this length corresponding pages of a different format), in the transverse direction next to each other and two such printed pages in the longitudinal direction one behind the other. Accordingly, the full printing form has all the printed pages.
  • the transfer cylinder 06c has only a continuous channel and only a single full-scale elevator, z. B. a blanket, in particular a z. B.
  • a circumference of the forme cylinder 07c, and thus a maximum printing length on the web 02, amounts to, for example, 520 to 650 mm, in particular 545 to 630 mm. The same applies preferably also to the corresponding transfer cylinder 06c.
  • Fig. 14 respectively.
  • Fig. 15 now show the printing unit 01, z. B. for commercial printing, in a tenth and eleventh design equipped with cylinders 07c for commercial printing and two-roll inking units 08.3 - once waterless and in the second case in wet offset with the arrangement of dampening 09.2, here z. B. with three-roll film works 09.1 wherein the applicator roller 41 at the same time, z. B. as the fourth applicator roll 28, the inking unit is associated with 08.3.
  • the printing unit 01 as in Fig. 2 Short inking units 08.1 or single-color inking units 08.2, which, however, with cylinders 06c; 07c of the commercial print together.
  • the modular structure of the inking units 08 and the printing unit 01 with respect to the inking units 08 allows the structure of the inking units 08.x of a certain type except for the format-dependent (double, simple, commercial etc.) arrangement / execution of the applicator rollers 28 the same may be that the Reibzylinder thoroughlymesser at least one type (with the exception of inking 08.4) in many or even all formats are the same.
  • the inking unit 08 eliminates a coupling to the cylinders 06; 07, which further favors modularity.
  • Drive and gearbox can be designed independently of format.
  • the modules having printing units 01 of Figures 2 . 7 to 10 such as 12 to 15 can be advantageous as indicated by the dividing line in the sense of FIGS. 2 and 3 with divided or divisible frame walls 11; 12 or in principle also with usual, closed side frames 11; 12 executed.
  • a separable printing unit 01 is the side frame 11; 12 not divisible in the manner that the printing cylinder 06; 07 are separated at the pressure point 05, but it is the printing cylinder 06; 07 in or on a common side frame 11; 12 stored undivided, while on both sides of the inking units 08 receiving wall sections 49 in an operating position A (not shown) or a maintenance position B (shown) can be brought.
  • the division here takes place between forme cylinder 07 and inking and optionally dampening unit 08, 09.
  • the inking units 08 (and possibly existing dampening units 09) shown here only schematically can be accommodated as modules in the wall sections 49 in the sense of the above-described modular design ( Fig. 24 , left side).
  • Fig. 24 shown on the right, listed from the inking units 08 and the wall sections 49 assembly listed in total as a preassembled module.
  • the middle parts side frame 11, 12
  • the side parts including the inking units 08 can then be combined.
  • a handling device 24 for supporting the printing form change providable As another module is like in Fig. 4 (and in the printing units 01 of the FIGS. 2, 3 . 7 to 10 and 12 to 15) already indicated, a handling device 24 for supporting the printing form change providable.
  • the handling device 24 is designed as at least partially automatic or even fully automatic printing plate changer 24.
  • the receiving area 53 is equipped in a basic configuration preferably in the sense of modularity in such a way that from the room basically - at least except for optional optional non-supporting additional installations - both wide, on the Length of the bale reaching printing forms as well as several one or two-page wide juxtaposed printing forms are to be included in this.
  • non-load-bearing and / or removable attachments could include side guides for intermediate printing dies in the case of multiple on the form cylinder 07a; 07b to be arranged side by side printing forms.
  • a template area 54 for newly Anlagennde printing forms This can be bounded by the upper guide 52 and possibly by a cover 56 - flat or braced - upwards also shaft-like and possibly covered against contamination.
  • the guide 52 supporting the new printing forms should preferably be flat or at least braced in such a way that the printing form does not undergo deflection.
  • the handling device 24 has a side register means 57, which in one embodiment only a lateral stop 58, z.
  • n m
  • m 1, 2, 3
  • the same number n of side stops 58 can be brought into the Zuliteweg in different operating positions, but these are spaced from each other in the first situation different ways, that is provided for a different printing form width or printing page width.
  • only one Soanschtag 58 (for the commercial printing form) and in another mode of operation, a defined number n in the Switzerland Switzerlandweg can be brought in an operating situation in general.
  • the part of the handling device 24 having the receiving region 53, the original region 54 and the side register device 57 is preferably designed as a preassembled module or component, hereinafter referred to as a magazine 59, which in total, depending on the equipment requirement, is fed to the printing press 01 can be used.
  • This magazine 59 preferably has a Antriebsmechanlsmus-z, not shown.
  • this magazine 59 also means for pressing and / or guiding the printing plates during the change -.
  • adjustable roles - have.
  • the handling device 24 is designed in a modular manner, on the one hand the magazine 59 enabling a fully automatic printing form change and, on the other hand, a pressing device 61 with -. B. via fluid-actuated means - adjustable rollers 62 is provided.
  • the pressing device 61 alone supports both a fully automatic printing form change with magazine 59 and a semi-automatic (partial manual) printing plate change without magazine 59 and is in contrast to the magazine 59 preferably provided in principle in the printing unit 01.
  • the cylinder 06; 07 in storage units 14 on the side frames 11; 12 rotatably store, which the escape of the side frames 11; 12 do not penetrate and / or the cylinder 06; 07 with her bale 67; 68 including their pin 63; 64 a length L06; L07, which is less than or equal to a clear width L between the printing cylinder 06; 07 to both end faces supporting side frames 11; 12 ( Fig. 17 ).
  • all four printing cylinder 06; 07 (but at least three) has its own storage unit 14, in which the on / off mechanism is already integrated. It can also for three of the four cylinders 06; 07 the bearing / Abstellmechanismus having bearing units 14 and be provided for the fourth bearing units 14 without on / off mechanism.
  • Fig. 18 and 19 show a preferably based on linear trajectories bearing unit 14 in the schematic longitudinal and cross-section.
  • the on / off mechanism integrating bearing unit 14 has in addition to a bearing 71, z. B. radial bearing 71, for example, a cylindrical roller bearing 71, for rotatably supporting the cylinder 06; 07 storage means 72; 73 for a radial movement of the cylinder 06; 07 - for pressure on or pressure off - on.
  • the bearing unit 14 (after mounting the bearing unit 14 frame-fixed) carrier-resistant bearing elements 72 and the movable against these bearing elements 73.
  • the carrier-fixed and movable bearing elements 72; 73 are as co-operating linear elements 72; 73 and formed together with corresponding sliding surfaces or intermediate rolling elements in total as a linear bearing 70.
  • the linear elements 72; 73 take in pairs a radial bearing 71 receiving bearing block 74, z. B. carriage 74 between them.
  • Bearing block 74 and the movable bearing elements 73 may also be made in one piece.
  • the carrier-fixed bearing elements 72 are arranged on a carrier 76, which in total with the side frame 11; 12 is connected or is.
  • the carrier 76 is designed for example as a support plate 76, which, for example, at least on a drive side, a recess 77 for the passage of a shaft 78, z. B.
  • the frame wall 11; 12 on the drive side preferably has a recess or an opening for a drive shaft 78.
  • On the opposite side of the drive side does not necessarily have a recess 77 or a recess in the side frame 12; 11 may be provided.
  • a length of the linear bearing 70 is smaller than a diameter of the associated printing cylinder 06 in the direction of adjustment S; 07th
  • Fig. 18 represented for example via the shaft 78, which at its end near the cylinder end of the pin 63; 64 includes and for example via a clamping device 66 with the pin 63; 64 is rigidly connected.
  • the clamping device 66 is here for example as z. T.
  • the coupling can also in other ways, for. B. in the circumferential direction having a positive connection, be executed.
  • the shaft 78 is formed by a recess in the side frame 11; 12 out, which is sufficiently large for the movement of the shaft 78 is dimensioned together with the bearing block 74 and which z. B. is formed in the manner of a slot.
  • a cover 69 may be provided with a slot covering the collar, which z. B. with the bearing block 74, but not connected to the shaft 78.
  • the journal 64 is preferably coupled to a device for axially moving the cylinder 07, ie to a side register drive 201 ( Fig. 36 ).
  • a device for axially moving the cylinder 07 ie to a side register drive 201 ( Fig. 36 ).
  • the axial drive comprises a spindle 203, in particular with at least one threaded portion 205, a rotatably connected to the spindle 203 spur gear 204, a pinion 206 and the pinion 206 driving motor 207.
  • the threaded portion 205 acts with a bearing block fixed internal thread 208, z. B. an internal thread 208 of a bearing block 74 connected to the pot 209, and causes the rotation of the spindle 203 an axial movement thereof together with the shaft 78 (via the thrust bearing 202) and pin 63; 64.
  • the thrust bearing 202 allows relative rotation between the shaft 78 and spindle 203, but is formed with respect to an axial direction of the cylinder 07 pressure and tension. This is done via a arranged on the shaft 78 disc 211, which is supported on both sides, for example via rolling elements 212, wegbe advocacy by spindle-fixed stops 210 in both directions.
  • An adjustment of the page register is now carried out by the motor 207 via a control device, not shown.
  • the motor 207 either itself - for example, previously suitably calibrated - engine-internal position feedback feature, or there is a position feedback to the controller via a sensor, not shown, for. B. a suitably calibrated Drehpotentiomerter which is coupled to a rotating member of the axial drive.
  • linear bearings 70 in such a way that the cooperating bearing elements 72; 73 both on the assembly storage unit 14 - and not a part of the side frame 11; 12 of the printing unit 01 are provided, allows pre-assembly and pre-adjustment or adjustment of the bearing voltage.
  • the advantageous arrangement of the two bearing block 74 encompassing linear bearing 70 allows a backlash-free setting, as opposed to the two linear bearings 70 in such a way that the bearing preload and the bearing forces an essential component in a direction perpendicular to the axis of rotation of the cylinder 06; 07 learn or record.
  • the linear bearings 70 are thus adjustable in the direction to which it is at play-free positions of the cylinder 06; 07 also arrives.
  • non-penetration and the above definition with respect to the inside width L should be understood in a broader sense to mean that, at least in the region of the intended end position, the cylinder 06; 07 and at least on a continuous path from a frame edge to the location of the end position such a "non-penetration" is present, so that the cylinder unit 17 of an open, between the two end-side side frames 11; 12 lying side without tilting, d. H.
  • the bearing units 14 are in the manner on the inner walls of the sokar 11; 12 arranged that the cylinder 06; 07, in particular their bearing units 14 on the cylinder side by the side frame 11; 12 are supported, which has static and mounting advantages.
  • the two guide surfaces 72.1; 72.2; 73.1; 73.2 (or their planes E1, E2) of the same bearing means 72; 73 are z.
  • the two guide surfaces 73.1; 73.2; 72.1; 72.2 of the cooperating bearing means 73; 72 are complementary in shape.
  • At least one of the two pairings of cooperating guide surfaces 72.1; 72.2; 73.1; 73.2 is parallel to a plane E1, which has a component not equal to zero in the radial direction of the cylinder axis and thereby prevents the degree of freedom of movement in a purely axial direction of the cylinder.
  • both pairings lie to planes E1; E2, which both have a component not equal to zero in the radial direction of the cylinder axis, but in reverse inclination against the cylinder axis and thereby prevent the degree of freedom of movement in both axial directions of the cylinder.
  • a section line of the two planes E1; E2 is parallel to the direction S
  • the inclined active or guide surfaces 72.1; 72.2; 73.1; 73.2 are arranged such that they are a relative movement of the bearing parts of the linear bearing 70 in the axial direction the cylinder 06; 07, ie the bearing is "tied off” in the axial direction.
  • the linear bearings 70 both a cylinder 06; 07 frontally associated bearing units 14 two mutually arranged pairs of cooperating guide surfaces 72.1; 72.2; 73.1; 73.2.
  • at least one of the two radial bearings 71 of the two bearing units 14 has a slight clearance A71 in the axial direction.
  • Fig. 18 and 42 have the guide surfaces 72.1; 72.2 of the frame-fixed bearing means 72 of the linear guide 70 in the pin 63; 64 facing half space.
  • the frame-fixed bearing means 72 encompass here the bearing block 74 arranged between them.
  • the frame-fixed guide surfaces 72.1; 72.2 of the two linear bearings 70 thus partially surround the guide surfaces 73.1; 73.2 of the bearing block 74 with respect to an axial direction of the cylinder 06; 07th
  • bearing unit 14 For correct placement of the bearing units 14, and cylinder units 17 together with bearing unit 14, mounting aids 89, z. B. dowel pins 89 in the side frame 11; 12 may be provided, to which the bearing unit 14 of the fully assembled cylinder unit 17 is aligned, before they by releasable retaining means 91, z. B. screws 91, or even cohesively by welding to the side frame 11; 12 are connected.
  • corresponding means 92 e.g. B. clamping screws 92 may be provided ( Fig. 18 ).
  • the bearing unit 14 - at least to the cylinder side - by a cover 94 largely protected against contamination or even encapsulated executed as a unit.
  • Fig. 18 is schematically the cylinder 06; 07 with pin 63; 64 and a pre-assembled Storage unit 14 marked.
  • This module can thus be preassembled between the side frames 11; 12 of the printing unit 01 used for easy installation and attached to designated locations.
  • the effective inner surface of the radial bearing 71 and the outer effective lateral surface of the pin 63; 64 be cylindrical instead of tapered, since both the assembly of the bearing unit 14 on the pin 63; 64 as well as the setting of the bearing clearance outside the printing unit 01 can be done.
  • the storage unit 14 can be shrunk, for example.
  • the mountable as a whole unit is advantageous in the manner of an optionally partially open housing of z. B. the carrier 76, and / or z. B. a frame (in Fig. 19 without reference z. B. the four storage unit 14 to all four sides outwardly limiting plates) and / or z. B. the cover 94 ( Fig. 18 ).
  • the frame-fixed bearing elements 72 are arranged substantially parallel to one another and define a direction of adjustment (FIG. Fig. 19 ).
  • Pressing is effected by moving the bearing block 74 in the direction of the pressure point by means of a force F applied to the bearing block 74 by at least one actuator 82, in particular by a force-controlled or force-defined actuator 82, by means of which a defined resp . definable force F in print-on direction on the bearing block 74 can be brought ( Fig. 19 ).
  • the decisive for the color transfer and thus the print quality, among other line force in the Nippstellen is therefore not by a travel, but by the balance of power between the force F and the between the cylinders 06; 07 resulting line force F L and the resulting equilibrium defined.
  • cylinder 06; 07 employed in pairs by the bearing block 74 is acted upon by the correspondingly set force F on the / the Aktror (s) 82.
  • F the correspondingly set force
  • At least the two middle of the four cylinders 06 - or in other words, at least all of the two outer cylinders 07 different cylinder 06 at least during a period of time Setting in a defined position, advantageously in the Anstelllage found by the equilibrium of forces, can be fixed or at least wegbegrenzbar.
  • bearing block 74 even during operation - at least in one direction away from the pressure point against a force, for. B. spring force, in particular a definable force, is movably mounted. This is - in contrast to the pure travel limit - on the one hand, a maximum line force when working together cylinder 06; 07 defined, and on the other hand a yielding, for example, in a web break with subsequent winder on the cylinder 06; 07, allows.
  • the bearing unit 14 - At a pressure point 05 facing side, the bearing unit 14 - at least during the adjustment - a movable stop 79, which limits the travel to the pressure point 05 out.
  • the stopper 79 is in the way Locally variable that the stop surface 83 effective as a stop along the adjustment direction is variable at least in one area. It is thus an adjustment device (adjustable stop 79) provided in an advantageous embodiment, by means of which the position of a pressure near the end position of the bearing block 74 is adjustable.
  • the position of a pressure near the end position of the bearing block 74 For Wegbegrenzung / adjustment serves z. B. a wedge drive described below.
  • the placement of the stop 79 can basically be done manually or via an actuator 84 (see below).
  • At least one resilient element 81, z. B. spring element 81 which applies a force F R from the stop 79 in a direction away from the bearing block 74.
  • the spring member 81 causes pressure-off in the event that the bearing block 74 is not prevented from moving in any other way.
  • the applied force F, the restoring force F R and the position of the stop 79 is selected such that no substantial force ⁇ F is transmitted between the stop 79 and the abutment surface of the bearing block 74 in an abutment position, for example
  • the contact force between the cylinders 06; 07 substantially determined by the voltage applied by the actuator 82 force F.
  • the decisive for the color transfer and thus the print quality, inter alia, line force in the Nippstellen is therefore not primarily by a travel, but in quasi-free stop 79 by the force F and defines the resulting equilibrium. Basically, after finding the basic setting with the appropriate forces F, a removal of the stop 79 or a corresponding fixation, which is effective only during the basic adjustment, would be conceivable.
  • the actuator 82 can be embodied as any desired actuator 82 applying a defined force F.
  • the actuator 82 is designed as actuatable by pressure medium actuating means 82, in particular as a piston 82 movable by a fluid.
  • Advantageous in terms of possible tilting is the arrangement of several, here two, such actuators 82.
  • a liquid eg. As oil or water, used.
  • a controllable valve 93 is provided in the bearing unit 14. This is performed, for example, electronically controlled and provides the hydraulic piston 87 in a position without pressure or at least to a lower pressure level, while in another position of the force F conditional pressure P is applied.
  • a non-designated leakage line is provided here for safety.
  • spring element 88 may be provided, which in the operational pressure-Ab, ie the piston 82 are relieved and / or retracted, although serve as a stop 88 for the bearing block 74 in pressure-off position, in the case of a railway winder or other excessive forces
  • a spring force of this overload protection 88 is chosen to be greater than the sum of the forces from the spring elements 81.
  • the stop 79 is in the illustrated embodiment ( Fig. 19 ) as transversely to the direction of adjustment S movable wedge 79 executed, wherein the same moves the position of the respective effective stop surface 83 along the direction of adjustment S varies.
  • the wedge 79 is supported for example on a carrier-fixed stop 96.
  • an actuator 84 for example, a druckstoffbetätigbares adjusting means 84 such as a pressure medium actuated piston 84 in a working cylinder with (double-acting) piston via a z. B. designed as a piston rod 85 transmission member 85 or by an electric motor via a designed as a threaded spindle transmission member 85, movable.
  • This actuator 84 can either be effective in both directions or, as shown here, be designed as a one-way reactor, which operates against a return spring 86 when activated.
  • the force of the return spring 86 is from o.g. Reasons (largely force-free stop 79) chosen so weak that the wedge 79 is held only against gravity or vibration forces in its correct position.
  • the stop 79 can also be designed in a different way (for example as plunger adjustable and fixable to the adjusting direction, etc.) in such a way that it can be varied in the adjusting direction S and - at least during the setting process - can be flattened the movement of the bearing block 74 in the direction of pressure point 05 forms.
  • a setting of the stopper 79 for example, directly parallel to the direction of adjustment S by a drive means, for example, a pressure medium actuated cylinder with (double-acting) piston or an electric motor.
  • Fig. 20 shows on executed as a double printing unit 03 printing unit 03 schematically per cylinder 06; 07 arranged on the side frame 11 storage unit 14.
  • the Rotation centers of the cylinders 06; 07 an imaginary connecting line or plane E (hereinafter referred to as "linear double printing").
  • the plane E and the incoming or outgoing web 02 preferably enclose an interior angle ⁇ deviating from 90 °, between 75 and 88 °, in particular from 80 to 86 °.
  • the storage unit 14 of the transfer cylinder 06, in particular all cylinder 06; 07, are in the assembled state in the Fig. 20 illustrated embodiment on the side frame 11 arranged such that their adjustment directions S -. B.
  • a maximum angle of 15 ° includes, z. B. an acute angle ⁇ of about 2 ° to 15 °, in particular 4 to 10 ° form each other.
  • this arrangement when the adjustment direction S is horizontal and the web 02 extends substantially vertically.
  • an angular (n or u printing unit 03) arranged double printing unit 03 is under the plane E 'the connection plane of the pressure point 05 forming cylinder 06 and level E "the connection plane between the forming and transfer cylinder 07, 06 are understood and the above to the angle ⁇ on the direction of adjustment S at least one of the pressure point 05 forming cylinders 06 and the forme cylinder 07 and the plane E 'and E "are related.
  • One of the pressure point 05 forming cylinder 06 can also be stationary and operationally not adjustable (but possibly adjustable) in the side frame 11; 12 may be arranged, while the other along the adjustment direction S, is movably mounted.
  • a for switching on / off operational travel along the direction of adjustment S between pressure-off and pressure-on position is z.
  • the bearing units 14 of the transfer cylinder 06 in particular all cylinder 06; 07, arranged in the mounted state on the side frame 11 such that their actuating directions S coincide with the connecting plane E, ie form an acute angle ⁇ of about 0 °. All adjustment directions S coincide therewith and are not spaced apart.
  • actuator 84 adjusting screw
  • a so-called "0-position" defining the pressure point is determined.
  • FIG. 23 is an embodiment of an interconnection of a pressure medium supply - suitable for implementing the above-mentioned procedure - shown.
  • An outward open or closed fluid reservoir 101 is at a pressure level of a pressure P L (eg ambient pressure) which is lower than a pressure P corresponding to the restoring force F R of the spring elements 81 of a bearing unit 14.
  • the pressure medium (fluid) is passed through a compressor 102, z. B. a pump or turbine, compressed to a pressure level of a pressure P H , which corresponds to at least the pressure required for the pressing force F P.
  • compressed fluid can advantageously be stored in a pressure reservoir 103 on the pressure P H.
  • a supply path 106 is depressurized via an actuator 104, in particular an adjustable pressure reducer 104, the pressure level of which through the pressure reducer 104 is reduced to the pressure P (corresponding force F, if appropriate) which is suitable for the pressure on position ., Taking into account the restoring force F R and possibly force .DELTA.F) is set.
  • two different pressure levels P eg P DS for the contact pressure at the pressure point and P DW for the contact force between the printing cylinder 06, 07
  • two adjustable pressure reducers 104 in two supply lines 106 can also be provided via two adjustable pressure reducers 104 in two supply lines 106.
  • valves 93 in particular multi-way valves, per ritaem cylinder 06; 07 are now connected to the supply path 106 of the pressure P.
  • valves 93 At two levels above the inputs of the movable transfer cylinder 06 associated valves 93 z. B. with the pressure P DS and the inputs of the form cylinders 07 associated valves 93 connected to the pressure P DW .
  • the outputs of the valves 93 are connected to the fluid reservoir 101.
  • the pressure P S providing fluid as a gaseous pressure medium, for. As compressed air, be provided in an open system.
  • An input of a valve 108 connected to the associated actuator 84 is connected to the supply path 107, wherein depending on the configuration of the actuator 84 (double-acting in both directions or acting only in one of two possible directions) one or two outputs of the valve 108 with one or two inputs of the actuator 84 are connected.
  • an actuated Hattesch 111 for example a plunger, provided by means of which the stopper 79 can be kept in its substantially force-free position without changing its position when relieved by pressure-Ab-sites.
  • this holding means 111 may be connected for the purpose of actuation or release via corresponding lines and other valves 112 to the pneumatic supply line 107.
  • the retaining means 111 is designed to selectively clamp the stop 79 (when activated) with respect to the bearing block 74.
  • holding means 191 are provided, by means of which the transmission member 85, in particular the piston rod 85 or a corresponding extension piece, can be clamped.
  • the holding means 191 may be integrated in the actuator 84, or as shown between actuator 84 and stop 79 may be arranged in such a way that the transmission member 85 is either fixable or freely movable in its direction of movement.
  • the holding means 191 has, for example, two clamping jaws 192 with openings 193 or at least recesses for encompassing the transmission element 85, which are in operative connection with the transmission element 85 such that they are in a first operating state in which the longitudinal axis of the openings 193 parallel to the transmission element 85 run, the transmission member 85 release, and in a second operating state, in which the longitudinal axes of the openings 193 relative to the longitudinal axis of the transmission member
  • the holding means 191 is self-locking, so that when not actuated holding means 191, z. B. by the force of a spring 194, the second operating state is taken.
  • the holding means 191, in particular the actuator 196 can in principle be actuated manually, for example by means of a corresponding actuating device, or advantageously by means of an actuator 197, in particular remotely operable, by means of a metal handle.
  • the actuator 197 is in Fig. 37 designed as a pressure medium acted upon cylinder 197, in which the piston formed as an actuator 196 is movable.
  • P S the pressure
  • the clamping is released - here by corresponding alignment of the clamping jaws 192 or their openings 193.
  • relaxation FIG. 36 b
  • spreading or tilting takes place by means of the spring 194 the jaws 192 and thus a terminals.
  • a return of the stop 79 can either by the in Fig. 9 illustrated spring 86 or - as in Fig. 37 shown in dashed lines - active by the formation of the actuator 84 as a pressure medium operable cylinder with double-acting piston, so with two pressure medium supply, one on either side of a piston 90th
  • all four cylinders 06; 07 by actuators 82 mounted on / ab but only the stops 79 of the two forme cylinder 07 and one of the transfer cylinder 06 is not manually, ie via the pressure medium actuators actuators 84, in particular remotely operated, adjustable.
  • the stop 79 of the other transfer cylinder 06 is, for example by means of a set as a screw adjustment means 84, adjustable and lockable. He must therefore, for example, have no holding means 111.
  • one of the two transfer cylinders 06 although adjustable in its position, but not in the sense of an on / Abstellterrorism operatively movable but mounted frame-fixed.
  • the three other cylinders 06; 07 are then movably mounted in the sense of an on / off, wherein in a first variant, all these three cylinders 06, 07 and in the second variant, only the different from the specified transfer cylinder 06 transfer cylinder 06 has a movable stop 79 and possibly the holding means 111.
  • the bearing units 14 of the forme cylinder 07 and / or the transfer cylinder 06 are as in FIG Fig. 25 shown schematically, on at least one end face itself in bearings 113, z. B.
  • linear bearings 113 movably mounted in a direction of movement C, which is perpendicular to the cylinder rotation axis and at least one component perpendicular to the direction of adjustment S.
  • the direction of movement C is selected perpendicular to the direction S and causes unilateral actuation an inclination (so-called "cooking") the relevant cylinder 06; 07.
  • the adjustment of the cylinder 06; 07 can via a manual or motorized actuating means 114, z. B.
  • Such additional storage of the bearing unit (s) 14 on the forme cylinder 07 allows an inclination of the same and a passport adjustment, and allows the transfer cylinder 06 whose inclination.
  • the actuator 82 provided in the above embodiment of the bearing units 14 is designed to provide a travel path AS suitable for engagement or deactivation, and therefore preferably has a stroke corresponding at least to ⁇ S.
  • the actuator 82 is for adjusting the Anstelltikes to each other employed rollers or cylinders 06, 07 and / or to carry out the Druckan - / - provided off and designed accordingly.
  • the travel AS (or stroke) is for example at least 1.5 mm, in particular at least 2 mm.
  • Fig. 38 is an advantageous embodiment of a -.
  • This Aktorelement 97 comprises at least one, preferably two actuated with pressure medium as a piston 82 formed actuators 82 which in recesses 213 of a base body 215, which serve as pressurizable means pressure chambers 213, movable in the direction of adjustment S. are stored.
  • the actuator element 97 also includes a supply line 214 for supplying the pressure chambers 213 with pressure medium of the pressure P.
  • the two pressure chambers 213 are supplied by a common supply line and thus printed or relieved in the same way.
  • the upper piston 82 is exemplified for both pistons 82 in a retracted and the lower piston 82 exemplified for both pistons 82 in an extended position.
  • the supply line 214 was also only partially characterized as being pressurized.
  • the piston 82 is sealed against the pressure medium chamber 213 by a seal 82 surrounding the circumference of the piston 82, near the pressure chamber, and a sliding guide 217 close to the pressure chamber is guided.
  • a second seal 218 and a second slide guide 219 may additionally be provided in a region of the piston 82 remote from the pressure chamber.
  • a membrane 220 for. B. rubber, in particular a rolling diaphragm 220 sealed. This is on the one hand completely connected to the piston 82 and on the other hand on its outer peripheral line completely connected to the base body 215 and other fixed internals of the actuator element 97.
  • the printing unit 01 are both parts of the printing unit 01, in particular wall sections 11; 12; 49 for the purpose of equipping or servicing the printing unit 01 relative to each other, in particular in a linear guide 15, as well as cylinder 06; 07 for adjusting the setting pressure and / or for performing the pressure on / off in linear bearings 70 within the corresponding wall section 11; 12 arranged linearly movable.
  • a pressure cylinder gear with its own drive motor here includes, for example, the drive of a form cylinder-transfer cylinder pair.
  • Farbwerksgetriebe with its own drive motor (for rotation and traversing movement) and, in the case of wet offset, a dampening with its own drive motor (for rotation and traversing movement) a high level of o. Modularity.
  • the prefabricated preferably as modules gear units can be used as subunits for the printing cylinder 06; 07 ( Fig. 26 . 27 ) and / or for the inking units 08 (for example in the form of a module) Fig. 26 . 27 ) be completely pre-assembled and be pre-assembled in an advantageous embodiment before use in the printing unit 01 on the frame 147 (or frame construction 16) of the inking unit module.
  • the modularity also allows the installation / replacement / replacement of the executed as a module Transmission, when the inking module is already inserted into the machine.
  • the concept of modularity for separate printing cylinder, inking and dampening drive allows both the divisibility printing unit 01 at the pressure point 05 (see, eg. Fig. 3 ) as well as the divisibility between forme cylinder 07 and inking unit 08 (see Fig. 24 ).
  • the separate modules for printing cylinder 06; 07, inking unit 08 and possibly dampening unit 09 also allows simultaneous setup operation such as printing plate change and / or blanket washing while a Farbwerk redesign and / or pre-inking takes place.
  • the sequence programs can be different from one another in terms of duration, speed and functional sequence.
  • modules may also be grouped together as modules ( Fig. 27 . 28 . 29 ).
  • the transmission or the gear train of the respective drive modules is designed in a preferred embodiment in each case as a single-encapsulated transmission and driven by at least one of the other functional modules mechanically independent drive motor.
  • the conditions for the dry offset are shown on the left side of the figures, and for the wet offset on the right side.
  • the two printing units 04 of a real double printing unit 03 are of the same type. In the frontal views was omitted for reasons of clarity on the roll pattern and only the drive trains are shown with motors.
  • the drive concept is based on the example of an inking unit 08 with two rotationally driven friction cylinders 33 (see inking unit 08.2) and - in the case of wet offset - in contrast to the FIGS. 11 a) and 11 b) -
  • An example of a dampening unit 09 with two rotatory driven friction cylinders 33 in Fig. 26 indicated by dashed lines as optional).
  • the drive of the printing cylinder 06; 07 takes place at least in pairs, d. H. it is per cylinder pair 06, 07 from form and associated transfer cylinder 07; 06 at least one of further printing unit cylinders mechanically independent own drive motor 121 is provided.
  • This can be z. B. in a variant, not shown, each be a separate, mechanically independent drive motor 121, or as shown below, done by paired drive via drive connections or trains.
  • Fig. 26a is in frontal view and in Fig. 26b ) is a plan view of a gear or drive train 122, in particular designed as a drive or functional module 122, in each case for the pressure cylinder pairs 06, 07 shown.
  • the cylinders 06; 07 each rotationally fixed on the drive shafts 78 connected drive wheels 123, in particular spur gears 123, whose head diameter is smaller than the outer diameter of the respective cylinder 06; 07 or bales 67; 68.
  • These spur gears 123 are connected to each other via an even number of intermediate wheels 124; 126, here two, gears 124; 126 in drive connection.
  • intermediate wheels 124; 126 here two, gears 124; 126 in drive connection.
  • illustrated embodiment is one of the two gears 124; 126, in particular the Nicolszylindemahe gear 126, effective as a pinion and driven by the motor shaft 127 of the drive motor 121.
  • the inking unit 08 each has its own, from the printing cylinder 06; 07 mechanically independent drive motor 128 for the rotary drive on.
  • the two distribution cylinders 33 of the inking unit 08.2 (in the case of an anilox roller 26, this or three friction cylinders 33 these three), z. B. driven by these rotatably connected drive wheels 129 and a drive pinion 131.
  • the wet offset (right) is essentially the same for the drive of the dampening unit 09 with a drive motor 132, a drive pinion 133 and one or more drive wheels 134 shown in phantom one or more distribution cylinders 42; 48.
  • these drive modules 138; 139 as a complete unit mountable and preferably carried out in each case encapsulated (see Fig. 26b ).
  • Fig. 26 is an example of the other drive variants of the following figures, an advantageous embodiment of the bearing as storage units 14 in the above-mentioned embodiment for the storage of the four cylinders 06; 07 indicated.
  • the shafts 78 are, for example, by corresponding recesses / openings - possibly in view of the modularity and therefore different center distances as a slot - in the side frame 11; 12 led.
  • Fig. 26 and 27 illustrated advantageous embodiment, the axes of rotation of the four printing group cylinders 06; 07 of the double printing unit 03 arranged by way of example in the common plane E.
  • the drive concept of Fig. 26 or 27 is also on non-linear arrangements of the cylinder 06; 07 as exemplified in Fig. 1 . 28 and 29 with then corresponding non-linear arrangement of the drive wheels 123 to transmit.
  • the drive concept is off Fig. 28 and 29 on the linear arrangement of the cylinder 06; 07 to transfer.
  • Fig. 27 have the printing cylinder 06; 07 and the inking units 08 own drive as in Fig. 26 on.
  • color and dampening drive are each designed as separate function modules, but the wet offset representing right printing unit 04 a dampening 09 without its own rotary drive motor.
  • the rotary drive takes place here from the inking unit 08 forth via a mechanical drive connection 141, z. B. a belt drive 141, either directly on a with the respective distribution cylinder 42; 48 connected drive wheel, z.
  • the drive is z.
  • Fig. 28 is the dampening unit 09 designed as a functional module and has as in Fig. 26 a separate drive motor 132 as in Fig. 26 on.
  • the inking unit 08 has none of the printing cylinders 06; 07 independent drive motor, but the rotary drive is carried by one of the cylinder 06; 07, in particular from the forme cylinder 07, forth via a mechanical drive connection 144, z. B. via at least one intermediate gear 144, in particular gear 144, between the spur gear 123 and drive wheel 129 of the distribution cylinder 33.
  • the drive connection 144 may be performed in an advantageous variant as a belt drive.
  • the drive of the printing couple cylinder pair 06, 07 with associated inking unit 08 is preferably as drive train 146 or drive or function module 146, in particular at least the drive train of cylinder pair 06, 07 and inking unit 08 having space is z. B. formed encapsulated.
  • a modification of the embodiment according to Fig. 28 can drive the inking unit 08 according to the Fig. 32 be explained principle, ie it is only the form cylinder remote friction cylinder 33.2 rotationally via a drive connection from the forme cylinder 07 ago, but possibly both distribution cylinder 33.1; 33.2 axially forcibly driven.
  • the drive of a three-roll dampening unit 09 can via the drive motor 132 or as above to the development of Fig. 11 a) called purely rotationally driven by friction.
  • the dampening unit 09 is designed as a functional module and has, however, as in Fig. 27 no own drive motor.
  • the inking unit 08 has as in Fig. 28 independent drive motor on, but will like in Fig. 28 again rotational from one of the cylinders 06; 07, in particular from the forme cylinder 07, forth via a drive connection 144, z. B. an intermediate gear 144 is driven.
  • the drive of the dampening unit 09 takes place as in Fig. 27 via a belt drive 141.
  • the drive of the printing couple cylinder pair with associated inking unit 08 is preferably again embodied as a function module 146, in particular encapsulated.
  • modification to Fig. 29 can drive the inking unit 08 according to the Fig.
  • not shown fifth variants can be executed together as a functional module with a common drive motor in wet offset pressure cylinder gear and dampening gearbox, the function module 138 z. B. for yourself as in Fig. 26 remains and has a drive motor 128.
  • the inking unit 08 is designed as a functional module 138, it is driven without a separate motor via a belt drive from the impression cylinder gearbox.
  • the drive modules 122 with the two printing cylinders 06; 07 in each case via at least one torsionally rigid coupling 148, in particular at least one angle-compensating coupling 148 coupled.
  • two such couplings 148 are provided in series with an intermediate piece (or a total of a double-jointed component) which then represents a total of an offset compensating coupling 151. This is despite mobility (on / off) of the cylinder 06; 07 a frame-fixed arrangement of the drive modules 122 and drive motors 121 possible.
  • the coupling (s) 148 having shafts 78 must be flanged to the self-completed function modules 122.
  • the clutch 148 is designed in each case as a multi-disc clutch 148 or all-metal clutch and has at least one form-locking, but offset in the circumferential direction of the blades offset with two flanges disc set.
  • the coupling 151 between the functional module 122 and the forme cylinder 07 is preferably designed to enable a Seftenregister facedung / -regelung such that it also receives an axial relative movement between the form cylinder 07 and function module 122. This can also be done by o.g. Multi-plate clutch 148 take place, which allows an axial length change by deformation in the region of the slats.
  • An unillustrated axial drive can be provided on the same or the other frame side as the rotary drive.
  • the driven rollers 33, in particular friction cylinder 33, of the inking unit 09 are preferably coupled to the functional module 138 via at least one coupling 149, in particular angle compensating compensating coupling 149. Since i.d.R. no turning off / on of these rollers 133 takes place, it may be left in such a clutch 149.
  • the coupling 149 is also designed only as a rigid flange connection. The same applies to the drive on possibly as a function module 139.
  • the rotary drive trains accommodating space, in particular lubricant space, be arranged.
  • the drive modules 122; 138; 139; 146 running drive trains 122; 138; 139; 146 are completely separate by themselves from side frames 11; 12 different - housing 152; 153; 154 completed units executed. You have, for example, an input to which z. B. a drive motor or a drive shaft can be coupled, and one or more outputs which rotatably with the cylinder 06; 07 or the roller (screen or friction roller 26, 33, 42, 48) is connectable.
  • the pressure cylinder 06; 07 in a likewise advantageous embodiment also individually be driven by a drive motor 121 ( Fig. 30 ).
  • a drive motor 121 in a "drive train" between the drive motor and cylinder 06; 07, a transmission 150, in particular a reduction gear 150, such. B. a planetary gear provided.
  • This can be structurally already pre-assembled as an auxiliary unit with the motor 121 as a structural unit as an auxiliary transmission.
  • it can also be provided as a drive or functional module, a module-like transmission, at the input of the drive motor and at the output of the respective cylinder - in particular via an angle and / or offset compensating coupling 148 or 151 - can be coupled.
  • FIGS. 31 to 35 shows a -.
  • Color transport and wear advantageous - embodiment of the inking unit 08 and the inking unit drive which in itself, but especially in conjunction with one or more features of the above printing units 01 advantages.
  • the inking 08, z. B. referred to as hereinaboges roller inking unit 08 or as a "long inking unit”, has a plurality of the above-mentioned rollers 28; 33; 34; 36; 37 on. It includes according to Fig. 31 (at least) two, the color on the printing plate
  • a second form cylinder remote changeable friction roller 33.2 or Reibzylinder 33.2 another color or transfer roller 34 (eg., With a soft surface)
  • a film roll 37 and a ductor or fountain roller 36 from an ink fountain 38 receives.
  • Dipping and film roller 36; 37 (characterizing a film inking unit) can advantageously also be replaced by another ink feed or metering system (eg pumping system in the pumping inking unit, or lifting system in the lifting inking unit).
  • the soft surfaces of the application and / or transfer rollers 28; 34 are yielding in the radial direction, z. B. with a rubber layer, formed in what Fig. 31 is expressed by the concentric circles.
  • one of a plurality of co-acting rollers has a positive rotary drive by specifying a rotational speed (eg via a drive motor or a corresponding mechanical drive connection to another driven component)
  • a rotational speed eg via a drive motor or a corresponding mechanical drive connection to another driven component
  • an adjacent one only rotates by friction from the first-mentioned roller driven soft roller depending on Eindschreibiefe with different speed.
  • this soft roller but additionally driven by a separate drive motor or in addition via friction in a second nip from another speed-determined roller ago, this can in the first case, a difference between the engine speed and the speed caused by friction, and in the second case, a difference between the two speeds caused by friction. Slippage occurs at the nip points and / or the drive motor (s) are unnecessarily heavily loaded.
  • the form cylinder near the friction cylinder 33.1 is rotational only by friction with adjacent rollers 28; 34 driven and has its rotary drive neither an additional mechanical drive connection for driving the printing cylinder 06; 07 or another rotary forcibly driven inking roller nor its own drive motor.
  • the first distribution cylinder 33.1 is driven rotationally predominantly via the application rollers driven by friction with the forme cylinder 07 in this example (optionally also one or three) and essentially has the peripheral speed of the forme cylinder 07, irrespective of the indentations in the intermediate nipples on.
  • the form cylinder remote friction cylinder 33.2 has, as in Fig.
  • the cylinder-shaped friction cylinder 33.1 has its own traversing gear 136, which only converts its rotational movement into a traversing movement.
  • This can be advantageously designed as a cam gear, wherein z. B. a frame-fixed axial stop cooperates with a roller-fixed curved circumferential groove or a roller-fixed axial stop in a frame-fixed circumferential groove of a cam.
  • this rotation in a iridescent Axialhub transforming gear 136 another suitable gear 136, z. B. by an eccentric exhibiting worm or crank gear, be executed.
  • the traversing gear 136 of the first Reibzylinders 33.1 is mechanically coupled via a gear 161 with the traversing gear 136 of the second Reibzylinders 33.2 in an advantageous manner.
  • the two coupled traversing gears 136 represent a common traversing drive 162 (traversing gear 162) and are forcibly driven for their traversing movement by a drive motor.
  • the forced drive of the traversing gear 162 is effected by the drive motor 128 rotationally driving the second distribution cylinder 33.2 (FIG. Fig. 32 ).
  • Fig. 32 and 33 is an advantageous embodiment for the drive of the distribution cylinder 33.1; 33.2, wherein only the second distribution cylinder 33.2 is forcibly driven in rotation, but both distribution cylinders 33.1, 33.2 are axially positively driven via the common traversing drive 162.
  • the printing cylinder 06; 07 can either be like in Fig. 26 set out in pairs by drive motors 121 per cylinder pair, or advantageously individually by a respective drive motor 121 as in Fig. 30 set out to be executed.
  • the drive motor 128 drives via a coupling 163 via a shaft 164 to a drive pinion 166, which in turn rotatably connected to the second distribution cylinder 33.2 connected spur gear 167 cooperates.
  • the connection can z. B. via a spur gear 167 supporting shaft portion 168 carried on a pin 169 of the second Reibzylinders 33.2.
  • a corresponding axle section 168 of the first friction cylinder 33.1 has no such spur gear 167 or no drive connection to the drive motor 128.
  • the drive connection between the drive pinion 166 and spur gear 167 of the second Reibzylinders 33.2 are preferably straight teeth and formed with a sufficient for each position of traversing movement coverage in the teeth engagement.
  • the two distribution cylinders 33.1; 33.2 are in a formed on the side frame 147 or frame 16 frame 147 in bearings 172, z. B. radial bearings 172 stored, which also allow axial movement.
  • a rotary drive connection between the drive motor 128 and the first distribution cylinder 33.1 does not exist here.
  • Drive pinion 166 and disposed on the axle 168 spur gear 167 together represent a transmission, in particular reduction gear, which is a self-contained and / or preassembled unit with its own housing 153. The assembly is the output side of the pin 169 coupled.
  • the traversing drive 162 is also by the drive motor 128, z. B. via a worm drive 173, 174, driven.
  • a screw 173 arranged from the shaft 164 or a section of the shaft 164 designed as a screw 173 is rubbed onto a worm wheel 174, which is rotationally fixed with a rotation axis of the friction cylinder 33.1 perpendicular to the axis of rotation. 33.2 extending shaft 176 is connected.
  • a driver 177 is arranged eccentrically to the axis of rotation, which in turn z. B.
  • a crank mechanism for example via a rotatably mounted on the driver 177 lever 178 and a hinge 179, in the axial direction of the distribution cylinder 33.1; 33.2 pressure and zugsteif with the pin 169 of the distribution cylinder 33.1; 33.2 is connected.
  • Fig. 31 is the friction gear 136 of the form cylinder distant friction cylinder 33.2 indicated only by dashed lines, since it is hidden in this view by the spur gear 167.
  • a rotation of the shaft 176 causes a rotation of the driver 177, which in turn via the crank drive an axial stroke the distribution cylinder 33.1; 33.2 causes.
  • the output to the traverse drive 162 can also take place at another point of the rotary drive train between the drive motor 128 and the friction cylinder 33.2 or even on the other side of the machine on the other end face of the Reibzylinders 33.2 pin 169 to a corresponding traversing gear 162. Also may optionally be provided by a worm gear 173, 174 different gear for coupling the axial drive.
  • the traversing drive 162 and the traversing gear 162 is formed as a whole unit with its own housing 181, which can be designed additionally encapsulated.
  • the traversing gear 162 may be lubricated in the enclosed space either with oil, but preferably with a grease.
  • the traverse gear 162 is supported in the illustrated embodiment by a bracket 182 connected to the side frame 147.
  • the drive motor 128 is in this case detachably connected to the housing 181 of the traversing gear 162.
  • Fig. 34 shows an advantageous embodiment of a torsionally rigid connection between the axle portion 168 and the respective pin 169. This is with respect to a rotation about a frictional engagement, which is made by clamping a tapered portion of the pin 169 through this comprehensive, slotted axle portion 168.
  • the position of a clamping screw 183 is dimensioned such that it - at least partially immersed in a circumferential groove of the pin 169 - viewed transversely to the axis of rotation of the pin 169. It thus represents an interlocking securing of the connection with respect to an axial direction.
  • a further advantageous development is explained, wherein the distribution cylinder 33.1; 33.2 including rotary and axial drive in the manner of a total pre-assembled and / or movable module on its own, of a the printing cylinder 06; 07 carrying side frames 11; 12 structurally different side frames 147 (16) are arranged.
  • a second, the friction cylinder 33.1; 33.2 on her other end side supporting frame side is not shown here.
  • These the friction cylinder 33.1; 33.2 and their drive supporting side frames 147 (16) are then depending on the size and geometric arrangement of the printing cylinder 06; 07 on the side frame 11; 12 positionable.
  • 35a) and 35b ) show a relative position of the side frames 147 (16) and 11; 12 to each other when using a larger (a) and a smaller (b) forme cylinder 07.
  • a by double arrow in Fig. 35 marked distance between the side frame 11; 12 and the inking unit drive, here the traversing gear 162, is then different depending on the position of running in the manner of a module inking unit 08.
  • This can print units 01 with printing cylinders 06; 07 different circumferential formats can be operated in a simple manner by the same inking unit 08.
  • the prefabricated preferably as a module gear unit can be completely pre-assembled as a subunit for example designed as a module inking 08 and in an advantageous embodiment before use in the printing unit 01 on the side frame 147 (16) of the inking unit be pre-assembled.
  • the modularity also allows the installation / replacement / replacement of the module designed as a transmission when the inking unit module is already inserted into the machine.
  • the drive motor 128 which rotatably drives the second distribution cylinder 33.2 can be embodied as an electric motor that is controllable with respect to its power and / or its torque and / or also with respect to its speed. In the latter case, it can then - if the drive motor 128 is also speed-controlled in pressure-on /-controlled - in the form of cylinder remote area of the inking unit 08 yet og problems in terms of different effective Roll circumferences come.
  • the drive motor 128 is advantageously designed such that it at least during the printing operation with respect. Its power and / or its torque is controlled or regulated. This can basically be done by means of a drive motor 128 designed as a synchronous motor 128 or as an asynchronous motor 128:
  • the drive motor 128 is designed as an asynchronous motor 128, which has only one frequency (eg in pressure-down of the inking unit 08) in an associated drive control 186 and / or an electric drive power or a torque (in print-on of the inking unit 08) is specified.
  • asynchronous motor 128 which has only one frequency (eg in pressure-down of the inking unit 08) in an associated drive control 186 and / or an electric drive power or a torque (in print-on of the inking unit 08) is specified.
  • print-off of the inking unit 08 d. H.
  • the applicator rollers 28 are out of rolling contact with the forme cylinder 07, can be brought about the predetermined frequency and / or drive power the inking unit 08 via the second distribution cylinder 33.2 to a suitable for the pressure-On-sites peripheral speed at which the peripheral speeds of forme cylinder 07th and applicator rollers 28 only by less than 10%, in particular less than 5%, from each other (this limit is also advantageous as a condition for the pressure-on-sites of the embodiments mentioned below).
  • a frequency or power specification suitable for this purpose can be empirically and / or computationally determined beforehand and kept either in the drive control itself, a machine control or a control computer.
  • the default value is preferably changeable by the operator, wherein the default value is preferably changeable by the operating personnel (advantageously also applies to the default values mentioned below).
  • the applicator rollers 28 are employed in rolling contact with the forme cylinder 07 and all inking rollers to each other, the rollers 28; 33; 34; 33; 34; 37 to a part of the forme cylinder 07 via the now produced friction gear between the rollers 28; 33; 34; 33; 34; 37 rotationally driven. so that the drive motor 128 only has to bring in the increasing power dissipation in the friction gears with increasing distance from the forme cylinder 07. That is, the drive motor 128 can be operated with a small drive torque, which merely contributes to keeping the rear portion of the inking unit 08 at the peripheral speed substantially determined by the frictional contact.
  • This drive power can be left constant in a first variant for all production speeds (or rotational speeds of the forme cylinder 07) and either correspond to that specification for starting in pressure-Ab or represent its own constant value for the production.
  • different specifications with regard to the frequency and / or drive power can be predetermined and stored for different production speeds (and possibly also for starting in pressure-off).
  • the specification for the drive motor 128 can then vary.
  • the drive in addition to the drive control 186 and the induction motor 128 of the first embodiment, a speed feedback, so that the drive motor 128 in the phase of the inking unit operation in pressure-Ab with the speed of the associated plate cylinder 07 and the printing cylinder 06; 07 is essentially synchronized.
  • a rotary encoder 187 on a non-rotatably connected to the distribution cylinder 33.2 rotating component, eg. Example, a rotor of the drive motor 128, the shaft 164, the shaft 164, etc. may be arranged. In Fig.
  • a rotary encoder 187 having a co-rotating initiator and stationary sensor 187 is shown by way of example on the coupling 163, the signal of which is fed to the drive control 186 for further processing via a signal connection shown by dashed lines.
  • the speed feedback the comparison with a Maschlnendiere representing the rotational speed M and a corresponding adjustment of the power or frequency specification Slip is avoidable at the moment of pressure on-set or at least minimized to a few percent.
  • the drive motor 128 is then preferably no longer strictly with respect to.
  • the described speed feedback but essentially operated according to the frequency or power specification described above.
  • a third embodiment has a synchronous motor 128 instead of the asynchronous motor 128 of the second embodiment.
  • a speed feedback and a related synchronization and control in the pressure-off phase is carried out according to the second embodiment, for. B. again in the drive control 186th
  • a drive motor 128, in particular a synchronous motor 128, is provided, which is optionally speed-controlled in a first mode (for inking unit 08 in print-Ab) and in a second mode with respect to a torque (for inking unit 08 in print-on). is controllable.
  • Drive control 186 and drive motor 128 preferably have an internal control loop for speed control, which, similarly to the second embodiment, comprises a return from an external rotary encoder 187 or else a motor-internal sensor system.
  • synchronous motors 128 are used, a plurality of these synchronous motors 128 of a printing unit 01 can be assigned a common frequency converter or converter.
  • a respect to versatility advantageous, but more complex development of the fourth embodiment is the formation of the drive motor 18 as a selectively position and torque controllable servo motor 128, ie a three-phase synchronous motor with a device that allows the current rotational position or the angle of rotation with respect to a To determine the initial position of the rotor.
  • the feedback of the rotational position can via a rotary encoder, z.
  • each drive motor 128 is assigned its own frequency converter or converter.
  • the drive control 186 is advantageously in signal connection with a so-called virtual master shaft in which an electronically generated master axis position ⁇ circulates.
  • the circumferential Leitachsposition ⁇ is the synchronization, with respect to correct angular position and its temporal change (angular velocity ⁇ ) mechanically independent drive motors of units, which are assigned to a same path, in particular drive motors 121 of individual printing cylinders 06; 07 or groups of printing cylinders (pairs) and / or the drive of a folder.
  • a signal connection to the virtual master axis can thus provide the drive control 186 with the information about the speed or speed of the machine.
  • the inking mechanism 08 is in operation, but is controlled and regulated in terms of a rotational speed and is driven when the inking unit 08 is running (but in parked applicator rollers 28) running machine, as soon as a pressure on the inking unit 08 (ie the applicator rollers 28) is done, the speed control or control is deliberately abandoned.
  • D. h. It is no longer held at a speed, but the drive motor 128 is in the course of a torque, z. B. over a predetermined electrical power, and / or in terms of a controller on the drive motor 128, in particular asynchronous motor 128, adjustable torque operated.
  • the torque to be set or the power to be set for example, is selected to be smaller than a limit torque which would lead to a first rotation (under slip) of the driven friction cylinder 33.2 when the cooperating rollers 34 are set but fixed with respect to rotation.
  • the load characteristic of a drive motor 128 embodied as an asynchronous motor 128 counteracts the behavior intended for the purpose here in such a way that, as the load increases, the frequency is reduced while the drive torque increases. Goes in the friction gear between forme cylinder 07 and second friction cylinder 33.2, for example, already a lot of form cylinder 07 derived drive energy and thus peripheral speed lost, so that the load of the drive motor 128 grows, so the increased torque is provided at a reduced frequency. Conversely, little torque is transmitted by the drive motor 128 - it runs virtually empty - when sufficient energy is transmitted through the friction gear to the distribution cylinder 33.2.
  • the design of the cylinder bearings as bearing units 14 and / or the cylinder 06; 07 as a cylinder unit 17 and / or the inking 08 in the manner of modules and / or drives in the manner of drive modules and / or the separability of the printing unit 01 allows - depending on the equipment at different depths - a simplified on-site assembly and thus extremely short installation - and commissioning times at the customer.
  • the side frames 11; 12 or wall sections 11; 12; 47 set up and aligned and the cylinder units 17 and / or inking units 08 and / or dampening 09 in the manner of modules outside the side frames 11; 12 pre-assembled.
  • the cylinders 06; 07 are still outside of the racks 11; 12 equipped with their storage units 14 and then completely as a cylinder units 17 between the side frames 11; 12 introduced and fixed. From the outside of the side frame 11; Depending on the drive design, the drive unit in the manner of a drive module (eg, gear 150 or drive train 122 with the corresponding drive motor 121, if necessary via the shaft) is then produced by corresponding frame recesses 78) with the pin 63; 64 connected.
  • a drive module eg, gear 150 or drive train 122 with the corresponding drive motor 121, if necessary via the shaft
  • the cylinder units 17 are preferably opened when the printing unit 01 is open, from between the two partial printing units 01.1; 01.2 lying room introduced and only after introduction this again closed.
  • the cylinder units 17 are preferably at between printing cylinders 06; 07 and the inking units 08 receiving wall sections 47 open pressure unit 01 introduced from the space formed therefrom ago and closed only after introduction of these.
  • the own inking frames 16 and 147 are still outside the side frames 11; 12 equipped with the corresponding rollers (from 26 to 39) and the corresponding drive module 138 (possibly already including drive motor 128) and introduced as a whole in the printing unit 01 and fixed there
  • dampening 09 can dampened own racks still outside the side frames 11; 12 with the corresponding rollers (from 41, 42, 43, 47, 48) and, if required in the desired embodiment, the corresponding drive module 138 (optionally with or without its own drive motor 132) and introduced as a whole into the printing unit 01 and be fixed there.
  • FIGS. 39 a) to 39 d) schematically show four designs for a printing press, which has a plurality of above-described - divisible or possibly not divisible - printing units 01.
  • the printing presses have roll changers 236 with feed mechanisms (237) not explicitly shown, a superstructure 238 with at least one longitudinal cutting device, a turning end and a longitudinal register device for longitudinally cut partial webs, optionally one in Fig. 39d) 239 (dashed lines), a hopper assembly 241 with one, two or even three side by side arranged in a plane formers and a folder 242.
  • This three printing units 01 having printing machine are in the case of a design with double-wide, ie four printed pages (especially newspaper pages) wide and double-sized printing cylinders 06; 07 with three tracks 02 altogether 48 pages each four-color printable.
  • Fig. 39 a shows the printing press in Patterre setting, ie the printing units 01 and the roll changer 236 are placed on a same level.
  • Fig. 39b a printing machine is shown, wherein two each four double printing units 03 having printing units 01 are arranged on two different levels.
  • the upper printing unit 01 is arranged with its entire height above the lower printing unit 01.
  • this three printing units 01 having printing machine are in the case of an embodiment with double-wide, ie four printed pages (especially newspaper pages) wide and double-sized printing unit cylinders 06; 07 with three tracks 02 altogether 48 pages each four-color printable.
  • Fig. 39c shows a printing press on three levels, wherein in a lowermost level, the roll changer 236, and on the two levels above two each four double printing units 03 having printing units 01 are arranged one above the other.
  • the printing press has two such pairs of two printing units 01 arranged one above the other.
  • this four printing units 01 having printing machine are in the case of an embodiment with double-wide, ie four printed pages (especially newspaper pages) wide and double-sized printing unit cylinders 06; 07 with four lanes 02 a total of 64 pages each can be printed in four colors.
  • a printing press is shown on two levels, being in the bottom Level, the roll changer 236 and in the plane above the four double printing units 03 having printing units 01 are arranged.
  • this three printing units 01 having printing machine are in the case of an embodiment with double-wide, ie four printed pages (especially newspaper pages) wide and double-sized printing unit cylinders 06; 07 with three tracks 02 altogether 48 pages each four-color printable.
  • a folder 242 is preferably provided with its own drive motor and / or with variable format or section length (i.e., a variable format folder 242) mechanically independently of the printing units 01.
  • the schematic in Fig. 40 shown folder 242 has z.
  • a knife cylinder 243 a transport cylinder 244 and a jaw cylinder 246.
  • At least the transport cylinder 244 designed as a folding blade cylinder 244 has a variable-format configuration, ie a distance AU in the circumferential direction between holding means 247 and respectively downstream folding blades 248 on the circumference of the transporting cylinder 244 is variable.
  • the holding means 247, z. B. asillonurologyn or gripper, on the one hand and the folding blade 248 on the other hand be arranged on two different coaxial drums, which can be rotated in the circumferential direction to each other.
  • a product section 249 transversely cut off from a strand 251 by the knife cylinder 243 is folded transversely on extension of the folding blade 248 to a shorter section length and vice versa.
  • the strand 251 may consist of one or more longitudinally folded or unfolded webs 02 or partial webs exist.
  • Fig. 41 shows an example of the drive of a printing machine with several, here two exemplary, designed as printing towers 01 printing units 01, which each have multiple printing units 03, here double printing units 03 have.
  • the printing units 03 of a printing tower 01 together with their drive controllers 221, briefly drives 221 and the drive motors 121; 128 a group 223, z. B. drive motor 223, in particular a pressure point group 223, which is connected via a subordinate drive control 224 of this group 223 with a signal of a respective Leitachsposition ⁇ a virtual leading axis leading first signal line 226.
  • the slave drive controller 224 may also manage subgroups of printing units 01 or other divisions.
  • own subordinate drive control 224 having units, for. B. one or more guide elements of a superstructure 238 and / or funnel structure 241 and / or one or more folders 242 connected.
  • the signal line 226 is here advantageously designed as a first network 226 in ring topology, in particular as a Sercos ring, which transmits the master axis position ⁇ through a superordinate network connected to the network 226 Drive control 227 receives. This generates the circulating Leitachsposition ⁇ on the basis of specifications relating to a given production speed, which they from a computing and / or data processing unit 228, z.
  • B. a section computer receives.
  • the computing and / or data processing unit 228, receives the specification of the production speed from a control station 229 or control center computer 229 connected to it.
  • the transmission of the offset values ⁇ i to the subordinate drive control means 224 is carried out,.
  • Example either via corresponding signal lines from the second network 231 directly to the drive controller 224 (not shown), or advantageously via a control system 232, which is assigned to the respective group 18 and the own subordinate drive control 224 having unit.
  • the control system 232 is connected to the second network 231 (or to the computing and data processing unit 227).
  • the control system 232 controls and / or controls, for example, those of the drive motors 121; 128 different actuators and drives the printing units 03 and folders 242, z.
  • ink supply positioning movements of rollers and / or cylinders, dampening, positions, etc.
  • the control system 232 has one or more (in particular programmable) control units 233 on.
  • This control unit 233 is connected to the subordinate drive control 224 via a signal line 234. In the case of several control units 233, these are connected by the signal line 234, z. B. a bus system 234, also interconnected.
  • the absolute and dynamic information for circulating a common underlying DETERMINED ligand master axis position ⁇ and via a second signal path, in particular via at least a second network 231 are the steps necessary to correct in registration processing information, in particular offset values ⁇ l, for the register-oriented relative position of the mechanically independent drives 221 or units transmitted.
  • the lying for the double printing unit 03 lying in the above-mentioned individual or several communicating advantageous features are also on I-pressure units, ie substantially rotated by 90 ° double printing 03, apply , Except for the feature of the planar printing unit 03, the features of the storage unit 14 and / or the linear travel S and / or modularity and or the drive trains are also applicable to nine- or ten-cylinder satellite printing units individually or in combinations.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Presses (AREA)
  • Rolls And Other Rotary Bodies (AREA)
  • Support Of The Bearing (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Replacement Of Web Rolls (AREA)
  • Advancing Webs (AREA)

Claims (64)

  1. Unité d'impression d'une machine d'impression rotative, comprenant deux châssis latéraux frontaux (11 ; 12) et au moins un groupe d'impression (03 ; 04) avec au moins deux cylindres d'impression (06 ; 07) coopérant ensemble, caractérisée en ce qu'au moins un des deux cylindres (06 ; 07) est pré-monté en tant qu'unité de cylindre (17) avec des unités de palier frontales (14) correspondantes et peut dans son ensemble, en tant qu'unité de cylindre (17) comportant un cylindre individuel (06 ; 07), être amené entre les châssis latéraux (11 ; 12) de l'unité d'impression (01), en ce que l'unité de palier (14) comprend au moins un actionneur (82) pour le réglage de la pression de serrage de cylindres (06 ; 07) à serrer l'un contre l'autre et/ou pour l'exécution d'une mise en pression/mise hors pression, en ce que l'unité de palier (14) est réalisée à la manière d'une unité de construction amovible en tant qu'ensemble du tourillon (63 ; 64) du cylindre (06 ; 07) et à l'intérieur de laquelle est disposé le boîtier de l'actionneur (82).
  2. Unité d'impression selon la revendication 1, caractérisée en ce que le profil circulaire de la section transversale du cylindre (06 ; 07) se trouvant en position de montage finale présente, vu en direction axiale, un chevauchement au moins partiel avec les châssis latéraux (11 ; 12), si bien que le cylindre (06 ; 07), en particulier son logement, est frontalement au moins partiellement enserré de l'extérieur par les deux châssis latéraux (11 ; 12).
  3. Unité d'impression selon la revendication 1, caractérisée en ce que les deux cylindres (06 ; 07) sont pré-montés en tant qu'unités de cylindre (17) avec des unités de palier frontales (14) correspondantes et peuvent dans leur ensemble, en tant qu'unités de cylindre (17), être amenés individuellement entre les châssis latéraux (11 ; 12) de l'unité d'impression (01).
  4. Unité d'impression selon la revendication 1 ou la revendication 3, caractérisée en ce que l'unité de palier (14) comprend un palier radial (71) pour le logement rotatif du cylindre (06 ; 07).
  5. Unité d'impression selon la revendication 1 ou la revendication 3, caractérisée en ce que l'unité de palier (14) comprend un palier radial (71) pour le logement rotatif du cylindre (06 ; 07), ainsi que des moyens de palier (72 ; 73) pour un mouvement perpendiculaire à l'axe de rotation du cylindre (06 ; 07).
  6. Unité d'impression selon la revendication 3, caractérisée en ce que les unités de palier (14) du premier cylindre (07) comprennent chacune un palier radial (71) pour le logement rotatif du cylindre (06 ; 07), ainsi que des moyens de palier (72 ; 73) pour un mouvement perpendiculaire à l'axe de rotation du cylindre (06 ; 07), et en ce que les unités de palier (14) de l'autre cylindre (06) ne comprennent chacune qu'un palier radial (71) pour le logement rotatif du cylindre (06 ; 07).
  7. Unité d'impression selon la revendication 1, caractérisée en ce que l'unité de palier (14) présente des moyens de palier (72 ; 73) permettant une course de réglage linéaire, sensiblement perpendiculaire à l'axe de rotation du cylindre (06 ; 07) le long d'une direction de réglage (S).
  8. Unité d'impression selon la revendication 7, caractérisée en ce que les moyens de palier (72 ; 73) sont réalisés comme paliers linéaires (70), en particulier comme guidages linéaires (70).
  9. Unité d'impression, selon la revendication 1, caractérisée en ce que les unités de palier (14) sont en état de montage fixées sur les parois intérieures correspondantes des châssis latéraux (11 ; 12).
  10. Unité d'impression selon la revendication 1, caractérisée en ce qu'une largeur intérieure (L) entre les châssis latéraux (11 ; 12) au moins sur une course de passage d'un bord de châssis à l'emplacement de position finale de l'unité de cylindre (17) est inférieure ou égale à la longueur de l'unité de cylindre (17) avec les corps de cylindre (67 ; 68), les tourillons (63 ; 64) et l'unité de palier (14).
  11. Unité d'impression selon la revendication 1, caractérisée en ce que plusieurs cylindres d'impression (06 ; 07) de formats de circonférence définis sont montés de manière à pouvoir être entraînés en rotation contre le châssis latéral (11 ; 12) et en ce que peut être mis en oeuvre au moins un premier mécanisme d'encrage (08) réalisé comme module, d'un type sélectionné parmi plusieurs types de mécanisme d'encrage, sensiblement le même châssis latéral (11 ; 12) étant configurable avec des cylindres d'impression (06 ; 07) d'un autre format de circonférence et avec un deuxième mécanisme d'encrage (08) présentant le même schéma de cylindres, à l'exception de la disposition géométrique des cylindres encreurs (28).
  12. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) sont exécutés sans alésages de palier recevant des paliers de cylindre.
  13. Unité d'impression selon la revendication 1, caractérisée en ce que le groupe d'impression (03) est réalisé comme groupe d'impression double (03) pour une impression sur deux côtés.
  14. Unité d'impression selon la revendication 1 ou la revendication 13, caractérisée en ce que l'unité comprend au moins quatre groupes d'impression (03 ; 04).
  15. Unité d'impression selon la revendication 13, caractérisée en ce que les axes de rotation des cylindres d'impression (06 ; 07) du groupe d'impression double (03) sont situés sensiblement sur un plan commun (E) en position de mise en pression.
  16. Unité d'impression selon la revendication 15, caractérisée en ce que le plan (E) est incliné par rapport au plan de bande (02) entrante et sortante, de préférence suivant un angle (α) compris entre 75° et 88° sur chaque face de la bande.
  17. Unité d'impression selon les revendications 7 et 15, caractérisée en ce que la direction de réglage (S) de chaque cylindre réglable (06 ; 07) s'étend sur le plan (E).
  18. Unité d'impression selon les revendications 7 et 15, caractérisée en ce que la direction de réglage (S) de chaque cylindre réglable (06 ; 07) s'étend inclinée suivant un angle (β) compris entre 2° et 15° par rapport au plan (E).
  19. Unité d'impression selon la revendication 1, caractérisée en ce que ladite unité d'impression (01) comprend au moins un mécanisme d'encrage (08) affecté aux deux cylindres d'impression (06 ; 07) coopérant ensemble.
  20. Unité d'impression selon la revendication 19, caractérisée en ce que le mécanisme d'encrage (08) est réalisé comme module pré-montable.
  21. Unité d'impression selon la revendication 1, caractérisée en ce que ladite unité d'impression (01) peut, en fonction du procédé d'impression et/ou de la qualité, être configurée avec des mécanismes d'encrage (08) réalisés comme modules pré-montables de différents types.
  22. Unité d'impression selon la revendication 19, caractérisée en ce que, pour une même configuration de l'unité d'impression (01) avec des cylindres d'impression (06 ; 07), des mécanismes d'encrages (08) modulaires de différents types de mécanismes d'encrages sont utilisables.
  23. Unité d'impression selon la revendication 11, caractérisée en ce qu'à l'exception de la disposition géométrique des cylindres encreurs (28) pour les différents formats de cylindre, les mécanismes d'encrage (08) présentant le même schéma de cylindres comportent un ou plusieurs cylindres de transfert (33 ; 31) de même circonférence.
  24. Unité d'impression selon la revendication 11, caractérisée en ce que le mécanisme d'encrage (08) comporte un train d'entraînement (138) réalisé comme unité de construction.
  25. Unité d'impression selon la revendication 24, caractérisée en ce que qu'à l'exception de la disposition géométrique des cylindres encreurs (28) pour les différents formats de cylindre, les mécanismes d'encrage (08) présentant le même schéma de cylindres comportent un même train d'entraînement (138), réalisé comme unité de construction.
  26. Unité d'impression selon la revendication 1, caractérisée en ce que les deux cylindres d'impression (06 ; 07) réalisés comme cylindre gravé et cylindre de transfert (06 ; 07) comportent chacun un moteur d'entraînement propre, mécaniquement indépendant des autres cylindres (06 ; 07).
  27. Unité d'impression selon la revendication 1, caractérisée en ce que les deux cylindres d'impression (06 ; 07) réalisés comme cylindre gravé et cylindre de transfert (06 ; 07) d'un groupe d'impression (04) comportent un moteur d'entraînement (121) mécaniquement indépendant des autres groupes d'impression (04) pour la paire.
  28. Unité d'impression selon la revendication 27, caractérisée en ce que l'entraînement (121) pour la paire comporte un train d'entraînement (122) réalisé comme unité de construction.
  29. Unité d'impression selon la revendication 1, caractérisée en ce qu'un groupe mouilleur (09) réalisé à la manière d'un module est prévu par groupe d'impression (03 ; 04).
  30. Unité d'impression selon la revendication 29, caractérisée en ce que l'unité d'impression (01) peut, en fonction du procédé d'impression et/ou de la qualité, être configurée avec des groupes mouilleurs (09) de différents types, réalisés comme modules.
  31. Unité d'impression selon la revendication 29, caractérisée en ce que le groupe mouilleur (09) comporte un train d'entraînement (139) réalisé comme unité de construction.
  32. Unité d'impression selon la revendication 24 et/ou 28 et/ou 31, caractérisée en ce que le train d'entraînement (122 ; 138 ; 139) réalisé comme unité de construction est prévu fermé par rapport à l'extérieur.
  33. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) sont réalisés d'un seul tenant par face frontale, dans le sens où ils supportent chacun tous les cylindres d'impression (06 ; 07) de l'unité d'impression (01) dans une même paroi inséparable de châssis (11 ; 12).
  34. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) sont réalisés de manière à être séparables par face frontale, dans le sens où une partie de paroi (11) supporte les cylindres d'impression (06 ; 07) de plusieurs groupes d'impression (04) imprimant sur le même côté de la bande (02) et l'autre partie de paroi (11) supporte les cylindres d'impression (06 ; 07) de plusieurs groupes d'impression (04) imprimant sur l'autre côté de la bande (02), et où les parties de paroi (11 ; 12) d'un même côté de l'unité d'impression (01) sont déplaçables l'une par rapport à l'autre.
  35. Unité d'impression selon la revendication 33, caractérisée en ce que les mécanismes d'encrage (08) affectés aux cylindres d'impression (06 ; 07) sont disposés dans une partie de paroi (49) différente des châssis latéraux (11 ; 12), et en ce que le châssis latéral (11 ; 12) et la partie de paroi (49) sont déplaçables l'un par rapport à l'autre.
  36. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) peuvent dans un premier mode d'exécution être configurés avec des cylindres gravés (07b) de circonférence simple, et en ce que dans un deuxième mode d'exécution, sensiblement les mêmes châssis latéraux (11 ; 12), à l'exception d'aides au montage (89), peuvent être configurés avec des cylindres gravés (07a) de circonférence doublée.
  37. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) peuvent dans un premier mode d'exécution être configurés avec des cylindres gravés (07a ; 07b) ayant une première longueur d'impression et en ce que dans un deuxième mode d'exécution, sensiblement les mêmes châssis latéraux (11 ; 12), à l'exception d'aides au montage (89), peuvent être configurés avec des cylindres gravés (07c) ayant une longueur d'impression différente de la première longueur d'impression.
  38. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) sans exigence d'alésages de palier peuvent dans un premier mode d'exécution être configurés avec des cylindres gravés (07b) ayant une première longueur d'impression, et dans un deuxième mode d'exécution avec des cylindres gravés (07a) de circonférence doublée.
  39. Unité d'impression selon la revendication 1, caractérisée en ce que les châssis latéraux (11 ; 12) sans exigence d'alésages de palier peuvent dans un premier mode d'exécution être configurés avec des cylindres gravés (07a ; 07b) ayant une première longueur d'impression, et dans un deuxième mode d'exécution avec des cylindres gravés (07c) ayant une longueur d'impression différente de la première longueur d'impression.
  40. Unité d'impression selon la revendication 1, caractérisée en ce que les cylindres d'impression (06 ; 07) d'un groupe d'impression (04) comportent au moins un moteur d'entraînement (121) propre, mécaniquement indépendant des autres groupes d'impression (06 ; 07) et des mécanismes d'encrage et éventuellement des groupes mouilleurs (08 ; 09) correspondants.
  41. Unité d'impression selon la revendication 40, caractérisée en ce qu'un train d'entraînement (122) comporte un nombre impair de roues intermédiaires (124 ; 126) entre des roues d'entraînement (123) de cylindre gravé et de cylindre de transfert (06 ; 07) non engrenées l'une à l'autre.
  42. Unité d'impression selon la revendication 1, caractérisée en ce que l'actionneur (82) est réalisé comme piston (82) pouvant être actionné par un fluide sous pression.
  43. Unité d'impression selon la revendication 1, caractérisée en ce que l'actionneur présente une course possible d'au moins 1,5 mm.
  44. Unité d'impression selon la revendication 1, caractérisée en ce que l'unité de palier (14) comporte deux actionneurs (82).
  45. Unité d'impression selon la revendication 42, caractérisée en ce qu'un fluide sous pression à base d'eau est utilisé.
  46. Unité d'impression selon la revendication 42, caractérisée en ce qu'un fluide sous pression à base d'huile est utilisé.
  47. Unité d'impression selon la revendication 1 ou la revendication 7, caractérisée en ce que l'unité de palier (14) comporte deux paliers linéaires (70), réalisés notamment comme guidages linéaires (70).
  48. Unité d'impression selon la revendication 47, caractérisée en ce que le palier linéaire (70) comporte un moyen de palier fixe sur le châssis et un moyen de palier mobile (72 ; 73), notamment raccordé à un bloc de palier (74).
  49. Unité d'impression selon la revendication 48, caractérisée en ce que le palier linéaire (70) est réalisé de manière que les deux moyens de palier (72 et 73) qui se correspondent comportent chacun au moins deux surfaces de guidage (72.1 ; 72.2 ; 73.1 ; 73.2) situées sur deux plans inclinés l'un par rapport à l'autre.
  50. Unité d'impression selon la revendication 49, caractérisée en ce que les deux surfaces de guidage (72.1 ; 72.2 ; 73.1 ; 73.2) du même moyen de palier (72 ; 73) sont inclinées en formant un V l'une par rapport à l'autre.
  51. Unité d'impression selon la revendication 49, caractérisée en ce que les deux surfaces de guidage (73.1 ; 73.2 ; 72.1 ; 72.2) du premier moyen de palier (73 ; 72) sont disposées en complémentarité de forme par rapport aux surfaces de guidage (72.1 ; 72.2 ; 73.1 ; 73.2) de l'autre moyen de palier (72 ; 73) coopérant avec celui-ci.
  52. Unité d'impression selon l'une des revendications 48 à 51, caractérisée en ce que les surfaces de guidage (72.1 ; 72.2) du moyen de palier (72) fixe sur le châssis sont dirigées vers le demi-espace opposé au tourillon (63 ; 64).
  53. Unité d'impression selon la revendication 48, caractérisée en ce que les moyens de palier (72) fixes sur le châssis enserrent le bloc de palier (74) disposé entre eux.
  54. Unité d'impression selon la revendication 49, caractérisée en ce que les surfaces actives inclinées sont disposées de manière à s'opposer à un déplacement relatif des moyens de palier (72 ; 72) du palier linéaire (70) en direction axiale du cylindre (06 ; 07).
  55. Unité d'impression selon la revendication 49, caractérisée en ce que l'unité de palier (14) comporte deux paliers linéaires (70), chaque palier linéaire (70) présentant deux paires de surfaces de guidage (72.1 ; 72.2 ; 73.1 ; 73.2) coopérant ensemble et disposées l'une par rapport à l'autre de manière à s'opposer à un déplacement relatif des pièces de palier du palier linéaire (70) en direction axiale du cylindre (06 ; 07).
  56. Unité d'impression selon la revendication 1, caractérisée en ce qu'un mécanisme d'encrage (08) est affecté aux cylindres d'impression (06 ; 07).
  57. Unité d'impression selon la revendication 56, caractérisée en ce que le mécanisme d'encrage (08) est entraîné en rotation par un moteur d'entraînement (128) propre, mécaniquement indépendant des cylindres d'impression (06 ; 07).
  58. Unité d'impression selon la revendication 57, caractérisée en ce que deux cylindres de transfert (33) du mécanisme d'encrage (08) sont entraînés en rotation par le moteur d'entraînement (128) via un train d'entraînement (138) réalisé comme unité de construction.
  59. Unité d'impression selon la revendication 57, caractérisée en ce que le mécanisme d'encrage (08) comporte au moins deux cylindres de transfert (33.1, 33.2), et en ce que le plus proche du cylindre gravé des deux cylindres de transfert (33.1) ou plus n'est entraîné que par friction avec les cylindres coopérant ensemble (28 ; 34), le cylindre de transfert (33.2) le plus éloigné du cylindre gravé étant entraîné en rotation par le moteur d'entraînement (128).
  60. Unité d'impression selon la revendication 58 ou la revendication 59, caractérisée en ce que les deux cylindres de transfert (33.1 ; 33.2) sont également entraînés par le moteur d'entraînement (128) via un engrenage oscillant (122) couplé en direction axiale.
  61. Unité d'impression selon la revendication 1, caractérisée en ce que chaque cylindre (06 ; 07) mobile comporte deux unités de palier (14) propres, exclusivement affectées audit cylindre (06 ; 07), avec des paliers linéaires (70) propres, exclusivement affectés auxdites unités de palier (14).
  62. Unité d'impression selon la revendication 8 ou la revendication 47, caractérisée en ce qu'une longueur du palier linéaire (70), en particulier une longueur d'un moyen de palier (72) du palier linéaire (70) fixe sur le châssis en état de montage, est inférieure, vue en direction de réglage (S), à un diamètre du cylindre d'impression (06,07) correspondant.
  63. Unité d'impression selon la revendication 1, caractérisée en ce que l'unité de palier (14) comporte un support (76) différent du châssis latéral (11) de l'unité d'impression (01), auquel le moyen de palier (72) fixe sur le châssis en état de montage ainsi que l'actionneur (82) sont fixement raccordés, et qui peut dans son ensemble être raccordé au châssis latéral (11 ; 12).
  64. Unité d'impression selon la revendication 1, caractérisée en ce que le châssis latéral (11 ; 12) présente, vu en direction axiale, un chevauchement au moins partiel avec la face frontale du cylindre monté (06 ; 07).
EP05717142A 2004-04-05 2005-03-23 Unites d'impression d'une rotative a bobines Not-in-force EP1732761B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP07123776A EP1894719B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une rotative à bobines
EP07123766A EP1900522B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une machine d'impression rotative
PL07123766T PL1900522T3 (pl) 2004-04-05 2005-03-23 Jednostka drukująca rolkowej rotacyjnej maszyny drukarskiej

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102004017287 2004-04-05
DE102004022704 2004-05-05
DE102004037888A DE102004037888B4 (de) 2004-04-05 2004-08-05 Druckeinheiten einer Rollenrotationsdruckmaschine
PCT/EP2005/051363 WO2005096691A2 (fr) 2004-04-05 2005-03-23 Unites d'impression d'une rotative a bobines

Related Child Applications (4)

Application Number Title Priority Date Filing Date
EP07123766A Division EP1900522B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une machine d'impression rotative
EP07123776A Division EP1894719B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une rotative à bobines
EP07123766.3 Division-Into 2007-12-20
EP07123776.2 Division-Into 2007-12-20

Publications (2)

Publication Number Publication Date
EP1732761A2 EP1732761A2 (fr) 2006-12-20
EP1732761B1 true EP1732761B1 (fr) 2012-05-02

Family

ID=34962515

Family Applications (3)

Application Number Title Priority Date Filing Date
EP05717142A Not-in-force EP1732761B1 (fr) 2004-04-05 2005-03-23 Unites d'impression d'une rotative a bobines
EP07123766A Not-in-force EP1900522B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une machine d'impression rotative
EP07123776A Not-in-force EP1894719B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une rotative à bobines

Family Applications After (2)

Application Number Title Priority Date Filing Date
EP07123766A Not-in-force EP1900522B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une machine d'impression rotative
EP07123776A Not-in-force EP1894719B1 (fr) 2004-04-05 2005-03-23 Unité d'impression d'une rotative à bobines

Country Status (8)

Country Link
US (1) US7779757B2 (fr)
EP (3) EP1732761B1 (fr)
CN (1) CN1964849B (fr)
AT (3) ATE552112T1 (fr)
DE (2) DE102004037888B4 (fr)
ES (2) ES2382658T3 (fr)
PL (1) PL1900522T3 (fr)
WO (1) WO2005096691A2 (fr)

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Also Published As

Publication number Publication date
ES2383913T3 (es) 2012-06-27
EP1900522B1 (fr) 2012-04-04
CN1964849B (zh) 2012-08-29
DE102004063944A1 (de) 2006-02-23
EP1900522A1 (fr) 2008-03-19
US7779757B2 (en) 2010-08-24
US20070234911A1 (en) 2007-10-11
WO2005096691A3 (fr) 2006-02-02
ATE552112T1 (de) 2012-04-15
ATE555908T1 (de) 2012-05-15
CN1964849A (zh) 2007-05-16
EP1894719A3 (fr) 2011-04-13
PL1900522T3 (pl) 2012-08-31
ES2382658T3 (es) 2012-06-12
EP1732761A2 (fr) 2006-12-20
EP1894719A2 (fr) 2008-03-05
DE102004037888A1 (de) 2005-10-27
ATE552113T1 (de) 2012-04-15
DE102004063944B4 (de) 2008-04-10
DE102004037888B4 (de) 2008-09-04
EP1894719B1 (fr) 2012-04-04
WO2005096691A2 (fr) 2005-10-20

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