EP1927468B1 - Unités d'imprimante satellite comprenant neuf cylindres - Google Patents

Unités d'imprimante satellite comprenant neuf cylindres Download PDF

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Publication number
EP1927468B1
EP1927468B1 EP07118759A EP07118759A EP1927468B1 EP 1927468 B1 EP1927468 B1 EP 1927468B1 EP 07118759 A EP07118759 A EP 07118759A EP 07118759 A EP07118759 A EP 07118759A EP 1927468 B1 EP1927468 B1 EP 1927468B1
Authority
EP
European Patent Office
Prior art keywords
satellite
press unit
printing
unit according
cylinder
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
EP07118759A
Other languages
German (de)
English (en)
Other versions
EP1927468A2 (fr
EP1927468A3 (fr
Inventor
Bernd Masuch
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
Priority claimed from DE200610056828 external-priority patent/DE102006056828B4/de
Priority claimed from DE200710008539 external-priority patent/DE102007008539B4/de
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1927468A2 publication Critical patent/EP1927468A2/fr
Publication of EP1927468A3 publication Critical patent/EP1927468A3/fr
Application granted granted Critical
Publication of EP1927468B1 publication Critical patent/EP1927468B1/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
    • B41F7/00—Rotary lithographic machines
    • B41F7/02—Rotary lithographic machines for offset printing
    • B41F7/10—Rotary lithographic machines for offset printing using one impression cylinder co-operating with several transfer cylinders for printing on sheets or webs, e.g. satellite-printing units
    • 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
    • B41F27/00—Devices for attaching printing elements or formes to supports
    • B41F27/12—Devices for attaching printing elements or formes to supports for attaching flexible printing formes
    • B41F27/1206—Feeding to or removing from the forme cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F31/00—Inking arrangements or devices
    • B41F31/02—Ducts, containers, supply or metering devices
    • B41F31/10—Applications of feed or duct rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2227/00—Mounting or handling printing plates; Forming printing surfaces in situ
    • B41P2227/10—Attaching several printing plates on one cylinder

Definitions

  • the invention relates to satellite printing units and a printing tower according to the preamble of claim 1 or 74.
  • a plate changing device for the printing plates of the plate cylinder of a printing press which may have a plurality of plate cylinder known.
  • the disc changer may include a cartridge having a delivery chute and a discharge chute.
  • the respective cassette can be arranged above or below a horizontal plane passing through the axis of rotation of the associated plate cylinder.
  • the document further shows a printing tower with stacked U-printing units. All of the plate cylinders are each associated with a plate changing device comprising a cassette.
  • the respective plate changing device is always arranged in the case of all plate cylinder above a running through the axis of rotation of the associated plate cylinder horizontal.
  • this known plate changing device is always arranged on the same circumferential area of the respective associated plate cylinder. This is possible with a U-printing unit, since the opposite, operable from different sides of the side frame forth plate cylinder of a printing unit rotate in production in opposite directions of rotation.
  • a planographic printing machine in which the blanket cylinder, the printing plate cylinder, the Raserwalze and the ink transfer roller of the inking unit and all rollers of the dampening unit each have the same diameter.
  • a printing unit of a printing press in which the transfer cylinder has a substantially double circumference of the forme cylinder.
  • the form cylinder can in this case have a circumference which corresponds only to a newspaper page standing.
  • WO 2005/097505 A2 is a printing unit of a working example in wet offset web-fed rotary printing press for newspaper printing, wherein after Fig. 13 a transfer cylinder with double the circumference can cooperate with a forme cylinder in a simply large extent and color and dampening are each arranged below the substantially horizontally disposed plate changing devices.
  • the printing units are designed here as double printing units or bridge printing units.
  • the GB 111,078 discloses a satellite printing unit having a cylinder designed as a counter-pressure cylinder cylinder and four satellite cylinders associated printing units each with a plate cylinder and arranged between satellite cylinder and plate cylinder transfer cylinder, each plate cylinder is associated with an inking unit and wherein the inking units are each arranged on one side of a horizontal plane, the to the associated plate cylinder extends at least substantially tangentially.
  • the WO 02/07972 A1 discloses a satellite printing unit with a designed as a counter-pressure cylinder cylinder and two satellite cylinders associated printing units each with a plate cylinder and arranged between satellite cylinder and plate cylinder transfer cylinders, each plate cylinder is associated with an inking unit and wherein the inking units are each arranged on one side of a horizontal plane, the to the associated plate cylinder extends at least substantially tangentially.
  • the DE 10 2004 052 021 A1 and the DE 40 03 445 C2 describe printing plate gripping devices with suckers.
  • the EP 1 435 292 A1 describes disk feeders in a flexo satellite printing unit.
  • the DE 197 56 796 A1 describes a sheet-fed press, the plate cylinder carry on the circumference different printing plates.
  • the post-published DE 10 2005 046 303 A1 which subsequently published DE 10 2006 004 330 B3 and the post-published DE 10 2006 028 434 A1 describe plate changing devices in the context of satellite printing units.
  • the WO 02/07942 A1 shows a satellite printing unit with plate changing devices.
  • the invention has for its object to provide satellite printing units and a printing tower.
  • the achievable with the present invention consist in particular that it now Especially in the case of satellite printing units, ie in the case that different, especially laterally opposite plate cylinder of the printing unit have the same directions of rotation, but operated from opposite sides, it is possible to assign each printing units each identically constructed plate changing devices.
  • the invention thus makes it possible, regardless of the respective direction of rotation of the plate cylinder in the production of all plate cylinders of a printing unit or a printing tower assign plate changing devices, whereby a plate change can be performed extremely quickly and, accordingly, the productivity of the printing press can be increased. Due to the now possible identical structure of all plate changing devices also manufacturing costs can be saved and the handling can be simplified. In addition, the invention allows a particularly compact design of a nine-cylinder satellite printing unit.
  • the vibrations of the cylinders are minimized so that streaks in the printed image of the printed product can be avoided.
  • FIG. 1 Reference is made, one of two superposed, each for example, one, two, three, four, five, six or eight plates in the axial direction next to each other and, for example, one, two or four plates in the circumferential direction consecutively supporting pressure units 16 and 17, z.
  • the lower, z. B. six plates wide nine-cylinder satellite printing unit 16 includes a frame 02, a frame 02 mounted on the cylinder 18, z.
  • Each printing unit 03; 04; 21; 22 each includes a cylinder 06, z. B. a trained as a blanket cylinder 06 transfer cylinder 06, a cylinder 07, z. B. a designed as a plate cylinder 07 form cylinder 07, a plate cylinder 07 associated dampening unit 08 and the plate cylinder 07 associated inking 09.
  • the dampening 08 can be, for example, brush dampenings, film dampenings or spray dampenings.
  • two plate cylinders 07 are arranged at least substantially horizontally next to each other.
  • a guide roller 19 is arranged such that a guided through the nine-cylinder satellite printing unit 16 Bedruckstoff- or paper web 23 is not deducted from the transfer cylinders 06, d. H. This does not wrap around, which is essential for the possibility of using an imprinter.
  • the plate cylinders 07 of the printing units 03; 04; 21; 22 is associated with a plate changing device 11 in order to automate the laying of printing plates on the respective plate cylinder 07 and accelerate.
  • the plate changing devices 11 may be those which are explained in more detail below.
  • the arrangement is such that both the associated inking unit 09 and the associated dampening unit 08 are arranged below an upper area of the respective plate cylinder 07 in order to make room for the above the respective inking unit 09 arranged plate changing device 11th
  • the printing units 03; 04; 21; 22 of the nine-cylinder satellite printing unit 16 are arranged at least substantially symmetrically with respect to a vertical center plane M of the nine-cylinder satellite printing unit 16, including the corresponding inking units 09 and the corresponding dampening units 08, and also the printing units 03; 04; 21; 22 associated plate changing devices 11 arranged symmetrically with respect to the vertical center plane M.
  • Each printing unit 03; 04; 21; 22 of the nine-cylinder satellite pressure unit 16 has at least one preferably position-controlled drive motor 12 (see. Fig. 2a ) on. It can for each printing unit 03; 04; 21; 22 exactly one position-controlled drive motor 12 may be provided; Not least because of the spatially close position of the transfer cylinder 06 (small formats), the plate cylinder 07 are expediently driven in this case, as in Fig. 2a shown.
  • the plate cylinder 07 and the transfer cylinder 06 may be drivingly connected to each other, in particular by means of gears 36; 37.
  • Each plate cylinder 07 can be positively driven independently of the other plate cylinders 07 and / or independent of the satellite cylinder 18.
  • the satellite cylinder 18 may preferably have its own position-controlled drive motor 12. In this drive concept, a plate change on a plate cylinder 07 can be carried out independently of a plate change on another plate cylinder 07th
  • the upper nine-cylinder satellite pressure unit 17 corresponds in structure to the lower nine-cylinder satellite pressure unit 16.
  • the upper nine-cylinder satellite pressure unit 17 thus again comprises a serving as a satellite cylinder 18 impression cylinder 18 and four arranged thereon printing units 28; 29; 31; 32.
  • the arrangement of the printing units 03; 04; 21; 22 or cylinder 06; 07; 18 of a printing unit 16 according to the arrangement of the printing units 28; 29; 31; 32 or cylinder 06; 07; 18 of the other printing unit 17.
  • the plate changing devices 11 of the one printing unit 16 are arranged corresponding to the plate changing devices 11 of the other printing unit 17.
  • the upper nine-cylinder satellite printing unit 17 has a frame 27.
  • a frame 27 instead of the two stacked frames 02; 27 also a single common frame for the two nine-cylinder satellite pressure units 16; 17 and the printing tower 14 may be provided.
  • the plate changing devices 11 are all at least substantially the same and all arranged at least substantially horizontally, preferably they include an angle of less than 15 ° with the horizontal. In the case of the preferred embodiment, all the plate changing devices 11 are arranged in such a position as to always feed the printing plates to the corresponding plate cylinders 07 on an upper portion of the plate cylinders 07 (basically, they could always feed the printing plates to a lower portion of the plate cylinders 07). In particular, the plate changing devices 11 each have a PlattenzuWORKebene, which extends at least approximately tangential to the respective associated plate cylinder 07.
  • the plate changing devices 11 are arranged on the plate cylinders 07 so as to always enclose an acute angle with the incoming cylinder surface of the respective plate cylinder 07, which is essential for proper operation of the plate changing device 11, as will be apparent from the later explanations hereinafter.
  • Fig. 3 shows an embodiment of a plate-shaped pressure plate 101 made of elastically flexible metal. It may, for example, have a length L between 400 mm and 1,300 mm and a width B between 280 mm and 1,500 mm. Via a bearing surface 102, the pressure plate 101 is in the mounted state on the lateral surface of a plate cylinder 07.
  • the pressure plate 101 has two opposite ends 103; 104 with angled Einhotbringeln 113; 114, wherein the leading suspension leg 113 of a first, leading end 103 is angled, for example, acute angle and the trailing suspension leg 114 of a second, trailing end 104, for example, at right angles.
  • At the leading end 103 of the suspension leg 113 is preferably acute-angled, in particular in an opening angle of 35 ° to 55 ° and at the trailing end 104 of the suspension leg 114 is preferably angled in an opening angle of 80 ° to 100 °.
  • the suspension legs 113; 114 of the pressure plate 101 is attached by means of a holding device 119, wherein the holding device 119 in a channel 108, z. B. cylinder channel 108 is arranged, which extends within the plate cylinder 07 id R. in the axial direction to the plate cylinder 07.
  • the rectified with the production direction P of the plate cylinder 07 end 103 of the pressure plate 101 is referred to as the leading or first end 103, whereas the opposite end 104 is referred to as trailing or second end 104 of the pressure plate 101.
  • the suspension legs 113; 114 are inserted into a narrow, in particular slot-shaped opening 109 of the channel 108 of the cylinder 07 and there by means of the holding device 119, z. B. a clamping device fastened.
  • the acute angle beveled suspension leg 113 at the leading end 103 of the pressure plate 101 is at the front edge 116, z. B. hooking edge 116 of the opening 109 can be suspended in a form-fitting manner and the right-angled bent-in suspension leg 114 at the trailing end 104 of the pressure plate 101 can be hooked on the rear edge 117 of the opening 109 in a form-fitting manner.
  • the channel 108 are z. B. at least one pivotally mounted holding means 121 and a biased spring element 122 is arranged, wherein the spring element 122, the holding means 121 z. B. against the folded suspension leg 114 at the trailing end 104 presses, which is mounted on the opening 109 at its rear edge 117, whereby the suspension leg 114 is held at the trailing end 104 at the extending from the rear edge 117 to the channel 108 toward wall.
  • an adjusting means 123 preferably a pneumatically actuable adjusting means 123 is provided in the channel 108, which pivots the holding means 121 against the force of the spring element 122 and releases the suspension leg 114 in its operation.
  • the holding device 119 described, for example, consists essentially of the holding means 121, the spring element 122 and the adjusting means 123.
  • the cylinder 07 preferably tangentially fed in its production direction P until the suspension leg 113 is present at the leading end 103 behind the second edge 117 of the opening 109 on the plate cylinder 07, so that the formed at the leading end 103 Einschschenkel 113 upon rotation of the plate cylinder 07 in the production direction P as a result of acting at least on the leading end 103, directed to the plate cylinder 07 radial force FR in the Opening 109 engages and hooked on the first edge 116.
  • the radial force FR z. B. acting on the lateral surface 107 of the plate cylinder 07 gravity FG be the pressure plate 101.
  • the leading end 103 may be resiliently biased (FIG. Fig. 7 ), so that the trained at the leading end 103 suspension leg 113 as a result of a directed to the plate cylinder 07 restoring moment MR springs into the opening 109 as soon as the opening 109 of the plate cylinder 07 and the contact line 127 of Einkowels 113 with the lateral surface 107 of the plate cylinder 07 due a relative movement between the pressure plate 101 and the plate cylinder 07 are directly opposite, wherein the relative movement takes place in particular by the rotation of the plate cylinder 07 in the direction of production P.
  • the restoring moment MR results from the fact that the pressure plate 101 consists of an elastically deformable material and thus immanently has an elastically resilient property, which is used insofar as the leading end 103 when approaching the plate cylinder 07 z. B. over a preferably axially to the plate cylinder 07 extending, spaced from the plate cylinder 07 arranged edge 126 of a support member 124 and bent there such that at the leading end 103, a bending stress with a plate cylinder 07 directed spring force builds (dashed line of the pressure plate 101st in Fig. 7 ).
  • the support member 124 may, for. B.
  • roller 124 in particular as a roller 124 or as one or more axially to the plate cylinder 07 juxtaposed rollers 124 may be formed, the or the z. B. in the function of a pressing member 124 to the plate cylinder 07 is adjustable or are.
  • the suspension leg 113 hooks on the leading end 103 of the elevator 101 at the first edge 116 of the opening 109.
  • a rolling element 124 attached to the plate cylinder 07 can assist in mounting the elevator 101 onto the plate cylinder 07, in that the rolling element 124 rolls up the elevator 101 onto the plate cylinder 07.
  • said suspension leg 114 is pressed by the rolling element 124 in the course of rolling up of the elevator 101 on the plate cylinder 07 in the opening 109 of the cylinder 07.
  • the printing forme magazine 138 is provided for a plate changing device 11 which feeds and discharges from above.
  • the printing form magazine 138 has a receiving device 141, z. B. a shaft 141, for receiving at least one of the respective plate cylinder 07 ab rawden, used pressure plate 101 and a receiving device 143, z. B. a shaft 143, for receiving a on the respective plate cylinder 07 to be mounted, new pressure plate 101, wherein the receiving device 141; 143 preferably has a plurality of storage positions respectively for ab Stephende, used printing plates 101 and to be mounted, new printing plates 101.
  • the shafts 141; 143 each arranged at least substantially parallel to each other, ie they are preferably arranged one above the other in a layered construction. It can be z. B. a partition 147 in the printing forme magazine 138, the shafts 141; 143 separate. Each shaft 141, 143 preferably has at least two memory positions for the printing plates 101 to be stored in them.
  • the printing forme magazine 138 preferably extends over the length of the bale of the plate cylinders 07, but at least over the width B of the printing plate 101, and is able to move in its shafts 141; 143 a printing plate 101 preferably completely, d. H. their length L after record. Through an opening o138 is in each case a pressure plate 101 to the plate cylinder 07 can be fed or inserted from this into the slot 141.
  • the chute 143 for the new printing plates 101 to be mounted is at the top and the chute 141 for the used printing plates 101 is located below.
  • the printing form magazine 138 may be movably mounted. Due to the movable arrangement of the printing forme magazine 138 results in better accessibility to the printing unit 03; 04; 21; 22; 28; 29; 31; 32 z. B. to carry out the work required there, z. B. Maintenance work.
  • the shafts 141; 143 of the printing plate magazine 138 In the working position, the shafts 141; 143 of the printing plate magazine 138, but at least the storage positions of the printing plates 101, horizontally or slightly inclined, preferably with an opening angle ⁇ less than 25 °, preferably with an opening angle ⁇ with less than 15 ° relative to the horizontal H aligned, the opening o138 the printing form magazine 138 advantageously has one of the openings 109 in that plate cylinder 07, with which the printing plate magazine 138 cooperates.
  • Reference numeral 148 designates a detent, for example a tapered bolt 148, in order to hold a movably arranged printing forme magazine 138 in its working position in front of the respective plate cylinder 07.
  • a detent for example a tapered bolt 148
  • FIG Fig. 9 to 14 The basic structure and further details of a preferred embodiment of a plate changing device 11 will now be described with reference to FIG Fig. 9 to 14 in connection with the structure and operation of an example of a top-feeding or discharging plate changing device 11 explained, for example, in connection with the printing unit 32. It is in this context on the WO 2004/085160 A1 Reference is made and their contents referenced, which explains a corresponding plate changing device 11 based on several embodiments.
  • Fig. 9 shows a plate cylinder 07 with two circumferentially offset by 180 ° channels 108 and two circumferentially successively arranged printing plates 101. It also shows an engageable by pneumatic actuation of the plate cylinder 07 pressure element 124 in the form of a pressure roller 124 or pressure roller 124. Close to the plate cylinder 07 is also a parallel to its axial direction pivotally mounted alignment device 151 with two diametrically arranged, laterally acting on a pressure plate 101, wing-shaped stops 152; 153 provided, wherein the alignment device 151 each with one of their stops 152; 153, a printing plate 101 to be mounted temporarily fixed during its feeding on the plate cylinder 07 .
  • a support 154 on which a to be mounted on the plate cylinder 07 first pressure plate 101 with its folded Ein vonbranches 113; 114 can be set up or stored.
  • a stored on the support 154 printing plate 101 is there z. B. with their entire extended length L on.
  • the suspension leg 114 at the trailing end 104 of the first pressure plate 101 is located in the shaft 143 on the side facing away from the plate cylinder 07 side on a preferably vertically standing Stop 156, wherein the stop 156 by a conveyor 157 linearly and parallel to the support 154 in the direction of the opening o138 of the printing forme magazine 138 is movable to promote this first pressure plate 101 by a translational movement and preferably free of deformation at least as long as from the shaft 143, until the suspension leg 113 at the leading end 103 of this first pressure plate 101 can engage in the slot-shaped opening 109 of the printing cylinder 07.
  • the stopper 156 thus serves in the shaft 143 for the first pressure plate 101 as an abutment position and at the same time has the function of a slider 156. If this first pressure plate 101 on the suspension leg 114 at its trailing end 104 has at least one register puncture, the stop 156 z. B. advantageously also as a perpendicular to the support 154 standing, connected to the conveyor 157 register pin 156 may be formed so that with the application of the first pressure plate 101 to the stop 156 for them a pre-registration with respect to their side register.
  • the conveyor 157 is z. B. as a belt drive 157 or as a linear drive 157, preferably as a pneumatic linear drive 157, in particular as a rodless, double-acting linear actuator 157 is formed.
  • a holder 158 in particular printing forme holder 158 for holding at least one second on the plate cylinder 07 to be mounted pressure plate 101.
  • the distance a154 in this case has a value, preferably between twice and four times the length of Einkowels 114 at the trailing end 104 of the second pressure plate 101 is located.
  • the clamping of the second pressure plate 101 takes place in that a clear distance a158 between the angle 161 of the extended slider 159 and the stop 162 is set shorter than the extended length L of the second pressure plate 101.
  • the stop 162 in the region of the opening o138 of the printing plate magazine 138 preferably has a chamfer 163, at which the suspension leg 113 can be supported on the leading end 103 of the second pressure plate 101, wherein the chamfer 163 of the stop 162 and the L-shaped angle 161 on which the suspension leg 114 is supported on the trailing end 104 of the second pressure plate 101, facing each other. Since the second pressure plate 101 is flexible, in particular along its length L, it bulges in its clamped between the angle 161 and the stop 162 state.
  • the slider 159 of the printing plate holder 158 is preferably linearly parallel to the support 154 movable and preferably has two stable operating positions, namely a stable operating position in the retracted, the second pressure plate 101 releasing state and in the extended, d. H. the second pressure plate 101 chucking state.
  • a further shaft 141 which serves to receive printing plates 101 remote from the plate cylinder 07.
  • This shaft 141 has a z. B. inclined support 172, which as well as the support 154 in the shaft 143 for providing on the plate cylinder 07 to be mounted pressure plates 101 is preferably not formed over the entire surface, but in the form of parallel strips 172 or slides 172.
  • the tray 141 for receiving the plate cylinder 07 remote printing plates 101 below the shaft 143 for providing to be mounted on the plate cylinder 07 printing plates 101 which is a preferred, but not mandatory arrangement.
  • a preferred embodiment of the duct 141 provides that at least two pressure plates 101 can be stored next to one another in the shaft 141 in the axial direction of the pressure cylinder 07. This embodiment allows a particularly rapid removal of printing plates 101, in particular when at least two printing plates 101 can be arranged on the plate cylinder 07 in its axial direction 101, because a plurality of printing plates 101 can be removed simultaneously from the plate cylinder 07.
  • a roller 173 is formed and has the task of leading the trailing end 104 of the plate cylinder 07 to be removed pressure plate 101 in the well 141.
  • a distance a173 of the guide element 173 from the lateral surface 107 of the printing cylinder 07 is preferably not much greater than the length of the folded Einpatinlegeels 114 at the trailing end 104 of the pressure plate 101.
  • a sensor 191 On the guide member 173 may be mounted a sensor 191, either in contact with the of Plate cylinder 07 to be removed printing plate 101 or advantageously contactless, z. B. inductive, checks whether the suspension leg 114 has actually solved at the trailing end 104 of the plate cylinder 07 to be removed pressure plate 101 after actuation of the arranged in the channel 108 of the printing cylinder 07 holding means 121.
  • the first ramp 174 is preferably rigidly connected to the support 172.
  • pressure plate 101 in the shaft 141 hits their suspension leg 114 at the trailing end 104 on a second ramp 177, the edge of which after its summit point 178, d. H. So on the side facing away from the plate cylinder 07 side, preferably abruptly steeply drops to support 172 out.
  • a stop 179 rigidly connected to the second ramp 177 is arranged a short distance behind the summit point 178, against which the suspension leg 114 abuts the trailing end 104 of the pressure plate 101.
  • the suspension leg 114 abuts against the stop 179 at the trailing end 104 of the pressure plate 101, it preferably engages behind the second ramp 177, in that the suspension leg 114 engages in the intermediate space formed by said distance.
  • the second ramp 177 and the stop 179 connected to it are movable by a conveyor 181 linearly and parallel to the support 172 in order to move the printing plate 101 to be removed from the plate cylinder 07 completely into the shaft 141.
  • the conveyor 181, which forms in particular together with the steep flank on the second ramp 177 for the folded suspension leg 114 at the trailing end 104 of the pressure plate 101 a pressure plate 101 in the well 141 promotional entrainment is z. B. as a belt drive 181 or as a linear drive 181, preferably as a pneumatic linear drive 181, in particular as a rodless, double-acting linear drive 181 is formed.
  • a lift 182 in particular a pressure molding lifter 182 is arranged in the shaft 141, wherein the printing form lifter 182, for example, a preferably perpendicular to the support 172 movable piston 183, at the end of a z.
  • L-shaped, in particular U-shaped lifting arm 184 is arranged, wherein the bent suspension leg 114 on trailing end 104 of the pressure plate 101 is placed on the lifting arm 184 or set encompassing.
  • the printing form lifter 182 preferably has two stable operating positions, namely a stable operating position with the piston 183 retracted, in which the lifting arm 184 is below the level defined by the support 172, and another stable operating position with the piston 183 extended, in which the lifting arm 184 the printing plate 101 removed from the plate cylinder 07 lifts from the support 172.
  • the printing form lifter 182 thereby executes a stroke s182, which is greater than the length of the folded EinHonbringels 114 at the trailing end 104 of the pressure plate 101.
  • the stroke s182 has a value between the single and double the length of Einophlegeels 114.
  • the printing form lifter 182 thus lifts a printing plate 101 remote from the plate cylinder 07 from a preliminary first storage position to a final second storage position.
  • a securing element 186 which is preferably pivotable about a pivot axis extending substantially parallel to the width B of the printing plate 101, is arranged, for. B. in the form of a strip-shaped flap 186, whose or the lower edge is located at a distance a186 from the lifting arm 184, wherein the distance a186 is preferably dimensioned smaller than the length of the folded Einpatinlegeels 114 at the trailing end 104 of the pressure plate 101st
  • Fig. 9 indicates a direction arrow to the pivoting of the fuse element 186.
  • the securing element 186 secures a printing plate 101 raised by the printing form lifter 182 against unintentional slipping in the shaft 141 or removal from the shaft 141. Thus, an operator first has to pivot the securing element 186 before the lifted printing plate 101 can be removed from the shaft 141.
  • the 10 to 14 By way of example, several stages of the process sequence for changing printing plates 101 on a plate cylinder 07. It is initially assumed that in the upper shaft 143 to provide new on the Plate cylinder 07 to be mounted printing plates 101 two printing plates 101 are arranged that on the plate cylinder 07 along the circumference of two printing plates 101 are placed and that the lower slot 141 for receiving the plate cylinder 07 remote printing plates 101 is empty, ie free of printing plates 101, see , Fig.
  • the plate cylinder 07 rotates the opening 109 of a channel 108, in which the suspension leg 114 is held at the trailing end 104 of the printing plate 101 to be removed by the plate cylinder 07 by a holding means 121, in a first position, which is below the guide member belonging to the lower tray 141 173 is located.
  • the pressing element 124 is set on the plate cylinder 07 ( Fig. 10 ).
  • the holding means 121 is pivoted against the force of a spring element 122, whereby the suspension leg 114 at the trailing end 104 of the pressure plate 101 due to its elastic residual stress from the opening 109 snaps and strikes the guide member 173.
  • the employed pressure element 124 secures the pressure plate 101 against further detachment from the lateral surface 107 of the plate cylinder 07.
  • the plate cylinder 07 then rotates counter to its production direction P and pushes the trailing end 104 of the pressure plate 101 into the shaft 141.
  • the suspension leg 114 first slides along the trailing end 104 of this pressure plate 101 along the guide element 173 and then positions itself on the first ramp 174 belonging to the shaft 141.
  • the suspension leg 114 slides the ramp 174 up to about the summit 176 and then reaches the support 172.
  • the pressing member 124 is still employed on the plate cylinder 07, the pressure plate 101 by rotation of the plate cylinder 07 against its production direction P in the slot 142th inserted.
  • their suspension legs 114 at the trailing end 104 also overcomes the second ramp 177 connected to the conveying device 181 and abuts against the stop 179 connected to the second ramp 177.
  • the pressing element 124 is turned off by the plate cylinder 07.
  • the pressure plate 101 is now with its leading end 103 freely on the lateral surface 107 of the printing cylinder 07 on.
  • the plate cylinder 07 has performed from the release of Einkowels 114 at the trailing end 104 until now less than half a turn.
  • the bent suspension leg 114 at the trailing end 104 has hooked between the second ramp 177 and the stop 179.
  • the conveying device 181 connected to the second ramp 177 and the stop 179 can now completely draw the pressure plate 101 into the shaft 141, cf. Fig. 11 ,
  • the pressure plate 101 is now removed from the plate cylinder 07 and is in its length L to the shaft 141.
  • Her suspension leg 114 at the trailing end 104 is located on the summit point 178 of the second ramp 177, while their leading end 103 on the summit point 176 of the first ramp 174 rests, whereby at least the suspension leg 113 at the leading end 103 preferably hangs freely.
  • the storage of the pressure plate 101 in the shaft 141 is therefore preferably carried out by a support at two points, namely on the summit points 176; 178 of the two ramps 174; 177th
  • the z. B. pneumatically actuated printing form lifter 182 now raises the retracted into the well 141 pressure plate 101 at its trailing end 104 to briefly below the fuse element 186, wherein the suspension leg 114 rests on the associated with the printing forme lifter 182 lifting arm 184, see. Fig. 12 ,
  • the latter To mount a printing plate 101 to be mounted on the plate cylinder 07, the latter first further rotates counter to its production direction P into a receiving position.
  • the first pressure plate 101 to be mounted on the plate cylinder 07 rests with its suspension leg 114 at its trailing end 104 on the stop 156 connected to a conveyor 157.
  • the conveyor 157 is set in operation, so that the stop 156 in a direction preferably directed tangentially on the plate cylinder 07, the first pressure plate 101 as far from the shaft 143 moves until its leading end 103 touches the employee on the plate cylinder 07 pressing member 124 and the this leading end 103 bent suspension legs 113 between the rear in the production direction P of the printing cylinder 07 edge 117 of the opening 109 and the contact point 188 of the pressure element 124 on the plate cylinder 07, see. Fig. 13 ,
  • the plate cylinder 07 now changes its direction of rotation and begins to rotate in its production direction P, whereby the suspension leg 113 set up on the plate cylinder 07 slips into the opening 109 at the leading end 103 of the pressure plate 101 and hooks form-fittingly against the front edge 116 of the opening 109 , Due to the further rotation of the plate cylinder 07 in its production direction P, the printing plate 101 is completely conveyed out of the shaft 143 and mounted on the plate cylinder 07. During the winding, the pressure plate 101 by the pressure applied to the plate cylinder 07 pressing member 124 on the plate cylinder 07 rolled on.
  • the pressing member 124 presses the folded suspension leg 114 at the trailing end 104 of the pressure plate 101 in the opening 109.
  • the holding means 121 in the opening 108 belonging to this channel 108 was released and is then in that Operating position brought in which it introduced into the opening 109 suspension leg 114 at the trailing end 104 of the pressure plate 101 z. B. fixed by a clamp.
  • the conveyor 157 drives the stop 156 connected to it again into its end position on the side facing away from the printing cylinder 07 side in the shaft 143, see. Fig. 14 ,
  • the pressure element 124 is turned off by the pressure cylinder 07 and the alignment device 151 pivots with its diametrical stops 152; 153 again preferably in a horizontal position.
  • printing plates 101 may preferably be provided in a manner not shown that seen in the plate changing device 11 in the axial direction of the plate cylinder 07 a plurality of printing plates 101 are arranged side by side.
  • each of the juxtaposed printing plates 101 is assigned at least one pressing element 124, wherein it is particularly preferred if each at least one pressure plate 07 associated pressing member 124 is independently operable by the associated with other printing plates 101 Pressing elements 124, so that the supply and discharge for each printing plate 101 can be performed independently of another printing plate 101.
  • this can a plurality of shaft-like areas 141; 143 and shafts 141; 143, wherein at least two shaft-like regions 141; 143 may be arranged side by side, but preferably the number of juxtaposed shaft-like areas 141; 143 corresponds to the number of on the associated plate cylinder 07 in the axial direction next to each other can be arranged pressure plates 101.
  • the plate changing device 11 comprises a number of printing plates 101 on the associated plate cylinder 07 corresponding number of juxtaposed Zu SwitzerlandDraum 143 and a corresponding number of below the Zu manufacturedMchte 143 arranged Abriostempochten 141.
  • the number of juxtaposed feed chutes 143 of the plate changing device 11 may be four or six in particular.
  • each printing plate 101 is in each case a channel 108 (cf. Fig. 4 ) or a portion of a channel 108 for receiving the angled front end 113 of each pressure plate 101 assign.
  • a channel 108 cf. Fig. 4
  • a portion of a channel 108 for receiving the angled front end 113 of each pressure plate 101 assign is provided.
  • each have a correspondingly long channel 108 is formed, which may be formed continuously in particular in the axial direction of the plate cylinder 07.
  • holding means 119 for holding the suspension legs 113 of the printing plates 101 are provided in the channels 108 (see FIG. Fig. 4 ), which in particular may comprise the holding means 121, the spring elements 122 and the adjusting means 123.
  • a separate holding device 119 is provided for each printing plate 101 in the case of a plurality of axially adjacent to each other on a plate cylinder 07 printing plates 101 and each holding device 119 is independent of the other holding means 119 operable, in particular pneumatically actuated.
  • Fig. 1 Referenced. It is assumed that in the nine-cylinder satellite printing unit 16, the substrate web 23 in the printing unit 22 with the color black, in the printing unit 04 with the color cyan, in the printing unit 03 with the color magenta and in the printing unit 21 with the color yellow printed one after the other , Accordingly, the wear the printing units 22; 04; 03; 21 associated printing plates 101 a; 101b; 101 c and 101 d printed images 105 of the corresponding color, namely the printing plates 22 associated printing plates 101 a a print image 105 a for the color black, the printing unit 04 associated printing plates 101 b, a printed image 105 b for the color cyan associated with the printing unit 03 Printing plates 101c, a printed image 105c for the Color magenta and the printing plate 21 associated printing plates 101d a printed image 105d for the color yellow, see. Fig. 5 ,
  • Fig. 5 outlines the printing plates 101 a; 101b; 101c and 101d in conjunction with the associated print images 105a; 105b, 105c and 105d for this nine-cylinder satellite printing unit 16.
  • the orientation of the printed images 105a; 105b; 105c and 105d relative to the associated printing plates 101a; 101b; 101 c and 101 d to recognize and by the respective arrow the production direction P or direction P of the respective printing plate 101 a; 101b; 101 c and 101 d shown on the corresponding plate cylinder 07 during production operation.
  • each print image 105a; 105b; 105c; 105d is denoted by the reference numeral 106, the trailing end in the production process with the reference numeral 110.
  • the printed images 105a and 105b opposite the printed images 105c and 105d are applied in opposite orientation on the respective printing plates 101 a and 101 b.
  • the orientation of the printing plates 101 a and 101 b relative to the direction of production P is opposite to the orientation of the printing plates 101 c and 101 d, so that ultimately all the printed images 105 a; 105b; 105c and 105d are aligned in the same orientation to the direction of production P.
  • the above embodiments are applicable to the overhead nine-cylinder satellite pressure unit 17 accordingly, in which case the printing units 31; 28 those printing units 31; 28 are in which the printing plates have 101 c and 101 d in the printing operation leading second ends 104 and applied in relation to the prior art opposite orientation printed images 105c; 105d wear.
  • these printing units 31; 28 assigned the colors magenta or yellow.
  • Fig. 15 shows different operating phases of the plate cylinder 07, for example, the printing units 29; 28 or 32; 31, namely phase A, in which the first end 103 of the respective pressure plate 101 has been hooked into the channel 108 of the plate cylinder 07, more precisely via its first front edge 116 and the process of drawing up a pressure plate 101 begins, phase B, in FIG the plate cylinder 07 rotates to mount the printing plate 101 and the printing plate 101 is already partially wound up, phase C, in which the mounting of the printing plate 101 is finished on the plate cylinder 07 and thus also the second end 104 of the pressure plate 101 in the channel 108, more precisely has been suspended over its second rear edge 117 and possibly fixed there, and phase D, in which the plate cylinder 07 rotates for the purpose of printing in the direction of production P.
  • phase A in which the first end 103 of the respective pressure plate 101 has been hooked into the channel 108 of the plate cylinder 07, more precisely via its first front edge 116 and the process of drawing up a pressure plate 101 begins
  • phase B in FIG the plate
  • the left column shows a plate cylinder 07, for example, the printing units 29; 32 and the right column shows a plate cylinder 07, for example, the printing units 28; 31 of the nine-cylinder satellite printing unit 17.
  • the plate cylinder 07 rotates here during the phase of drawing up a pressure plate 101c; 101d in the direction of production P, while in the case of the right column, the rotational direction D of the plate cylinder 07 when mounting a printing plate 101 a; 101 b is directed opposite to the direction of production P and is reversed after mounting.
  • the circumference of the satellite cylinder 18 corresponds to the circumference of the plate cylinder 07 or forme cylinder 07; in the case of a circumference of the plate cylinder 07 from one side, especially newspaper page, the circumference of the satellite cylinder 18 also corresponds to one side, especially newspaper page, in the case of a circumference of the plate cylinder 07 from two sides, especially newspaper pages, the circumference of the satellite cylinder 18 also corresponds to two sides, in particular newspaper pages.
  • the circumference of the satellite cylinder 18 is thus in the case of the first alternative mentioned above equal to the section length of the plate cylinder 07 and in the case of the second alternative mentioned above equal to twice the section length of the plate cylinder 07th
  • the circumferential ratio of the satellite cylinder 18 and the plate cylinder 07 can in particular be designed such that the circumference of the satellite cylinder 18 corresponds to an integral multiple of the section length of the plate cylinder 07.
  • Fig. 16 is an example of a part of the printing unit 21 of the printing tower 14 according to Fig. 1 shown; the other printing units 03; 04; 22; 28; 29; 31; 32 are formed accordingly.
  • the rotary press operates in a wet offset printing process.
  • the transfer cylinder 06 generates with each of its revolutions on the printing substrate 23, preferably on a paper web 23, at least one printed image.
  • operating case of the printing unit 21 are at the forme cylinder 07 at least one inking unit 09 and a dampening unit 08 employed.
  • the inking unit 09 has a plurality, preferably at least three rollers 203; 204; 206, z. B. inking rollers 203; 204; 206, which are employed in an ongoing production process of the rotary printing machine to the forme cylinder 07. Between a printing ink from a color reservoir 207 receiving ink fountain roller 208 and the ink on the forme cylinder 07 applying inking rollers 203; 204; 206 are a plurality of rollers 209; 211; 212; 213 arranged. The roller 209 following the ink fountain roller 208 in the direction of conveyance of the ink is formed as a film roller 209.
  • a roller 211 formed as a paint flow separating roller 211 which divides a paint stream 2A coming from the ink fountain roller 208 into a main stream 2B and a sub stream 2C.
  • the leading to the forme cylinder 07 course of the main flow 2B is indicated by a solid line and also leading to the forme cylinder 07 course of the secondary flow 2C by a dashed line.
  • one of the ink flow separating roller 211 on at least one of the inking rollers 203; 204; 206 ink transferring roller 212; 213, said roller 212; 213 each as a rubbing roller 212; 213 is formed.
  • the two friction rollers 212; 213 perform a running in their respective axial direction traverse stroke, the traverse stroke of a friction roller 212 z. B. may be coupled by a lever assembly with the traverse stroke of the other friction roller 213.
  • the traverse stroke of the respective friction roller 212; 213 generated by independent drives. In both drive variants, the two traversing strokes can be designed in opposite directions.
  • the traverse stroke of the respective friction roller 212; 213 can z. B. be generated by means of a gear from the rotational movement.
  • Both in the main stream 2B and in the secondary stream 2C ink taken from the ink reservoir 207 is in each case by means of a five juxtaposed rollers 208; 209; 211; 212; 213; 203; 204; 206 having roller compactor applied to the forme cylinder 07, wherein the ink fountain roller 208, the film roller 209, the ink flow separation roller 211, one of the friction rollers 212; 213 and one of the inking rollers 203; 204; 206 are each part of each of the forme cylinder 07 leading compactor. Accordingly, only a single roller 209 is arranged in the roller train between the ink fountain roller 208 and the ink flow separation roller 211, this roller 209 being designed as a film roller 209
  • the main current 2B is that part of the Farbduoms 2A coming from the ink fountain roller 208, which is taken in the direction of rotation of the ink flow separation roller 211 of this Farbstromtrennwalze 211 and first passed through the arranged in this main flow 2B Reibwalze 212 in the direction of the forme cylinder 07. That part of the Farbduoms coming from the ink fountain roller 201 211 downstream of the main stream 2B is removed in the direction of rotation of the Farbstromtrennwalze 211 of this Farbstromtrennwalze 211 and forwarded in the direction of the forme cylinder 07 is referred to as the secondary stream 2C taken from the ink reservoir 207 ink.
  • the secondary stream 2C can turn into further partial streams 2D; 2E be divided if at the arranged in the secondary flow 2C friction roller 213 more, in particular two of the inking rollers 204; 206; 203 are employed. Since the main stream 2B of color ink coming from the ink fountain roller 208 2A the forme cylinder 07 in the direction of rotation first, ie at least spatially before the side stream 2C and its partial streams 2D; 2E, such an inking unit 09 is referred to as front-heavy. The in the secondary stream 2C of coming from the ink fountain roller 208 color flow 2A ink is transported z. B. applied to the pre-colored by the main stream 2B form cylinder 07.
  • the ink reservoir 207, from which the ink fountain roller 208 removes the ink to be transported to the forme cylinder 07 is z. B. as a color box 207 or as a color tray 207, wherein the color box 207 or on the ink tray 207 in the axial direction of the ink fountain roller 208 strung together several, z. B. thirty to sixty color knives (not shown) are provided, which are each preferably remotely adjustable with an adjusting means, not shown in their respective employment of the ink fountain roller 208 and actually employed, whereby a zonewise metering of the ink fountain roller 208 recorded ink is possible.
  • the dosage of the ink quantity made with the setting of the respective inking knife is expressed in a layer thickness of the printing ink proportional to this setting in the relevant zone on the jacket surface of the ink fountain roller 208.
  • the inking unit is accordingly designed as a zone inking unit in the preferred embodiment.
  • the rollers 203; 204; 206; 208; 209; 211; 212; 213 of the inking unit 09 have in their respective axial direction a length z. B. in the range of 500 mm to 2,600 mm, in particular in the range of 1,400 mm to 2,400 mm.
  • Your outer diameter is z. B. in the range between 50 mm and 300 mm, preferably between 80 mm and 250 mm.
  • the Farbstromtrennwalze 211 has a lateral surface preferably made of an elastic material, for. B. made of a rubber.
  • the dampening unit 08 is preferably as a dampening means contactless applying dampening 08, z. B. formed as a spray dampening unit, so that it has a spray bar 219, wherein preferably a plurality of arranged in the spray bar 219 spray nozzles the dampening solution to a z. B. as a dampening drive roller 221 formed roller 221 of the dampening 08 spray.
  • the dampening agent sprayed on the dampening drive roller 221 is replaced by another z. B. as a smoothing roller 222nd formed roller 222 of the dampening unit 08 on the dampening roller 218 and transferred from there to the forme cylinder 07.
  • FIG. 16 is the direction of rotation of the respective rollers 203; 204; 206; 208; 209; 211; 212; 213 of the inking unit 09, the rollers 218; 221; 222 of the dampening unit 08 and the cylinder 06; 07 each indicated by an associated arrow.
  • the cylinders 06; 07 are driven as described above.
  • In the inking unit 09 is only one of the friction rollers 212; 213, namely either the friction roller 212 or the friction roller 213 by a drive 253; 254, z. B. an electric motor 253; 254 driven.
  • the friction roller 212 is driven and the friction roller 213 has no motor.
  • the other alternative is intended to be indicated by the fact that a drive 253 is shown for the friction roller 212 only in dashed representation.
  • the remaining rollers 203; 204; 206; 208; 209; 211 of the inking 09 are friction-driven and thus have no own motor drive.
  • the upper friction roller 213 is pivoted by a mechanical device in a direction that increases its axial distance a213 to the forme cylinder 07, so that the central inking roller 204 substantially by a vertically upward movement of the Region between the forme cylinder 07 and the upper friction roller 213 can be removed.
  • the uppermost inking roller 206 of the inking unit 09 is arranged in such a way that, in its operating state applied to the forme cylinder 07, a horizontal tangent T206 applied to the circumference of this inking roller 206 projects from a horizontal tangent T07 applied to the circumference of the forme cylinder 07 at a vertical distance a206 at least 50 mm.
  • This vertical distance a206 forms, so to speak, an offset between the uppermost inking roller 206 and the forme cylinder 07.
  • Fig. 17 and 18 show in a schematic sketch again in the Fig. 16 shown part of the printing unit 21, now in particular the storage of the cylinder 06; 07 and a respective adjustment of the inking rollers 203; 204; 206, the film roller 209, the ink jet separating roller 211, the dampening roller 218 and the dampening driving roller 221 are highlighted.
  • the representations in the Fig. 17 and 18 differ in that Fig. 17 shows a first operating state with preferably each closed compactors, which means that z. B.
  • Fig. 18 shows, however, a second operating state with preferably each open, ie interrupted by a gap pulleys, which means that z. B. the inking rollers 203; 204; 206 and / or the dampening roller 218 are at least offset from the forme cylinder 07.
  • All rollers 203; 204; 206; 208; 209; 211; 212; 213 of the inking unit 09, the rollers 218; 221; 222 of the dampening unit 08 and the cylinder 06; 07 are each arranged at a distance from each other, in opposite standing frames 02 and 27 of the printing tower 14 (FIG. Fig. 1 rotatably mounted, wherein at least the inking rollers 203; 204; 206 and the dampening roller 218, but preferably also the film roller 209 and the ink flow separation roller 211 of the inking unit 09 and the dampening drive roller 221 of the dampening unit 08 are each arranged radiallyhubtext.
  • the radial stroke of these rollers 203; 204; 206; 209; 211; 218; 221 refers to that the respective axis of these rollers 203; 204; 206; 209; 211; 218; 221 or at least one of the ends of these rollers 203; 204; 206; 209; 211; 218; 221 opposite to the respective roller 203; 204; 206; 209; 211; 218; 221 belonging frame-fixed bearing point is eccentrically adjustable.
  • the eccentric displacement of each of the rollers 203; 204; 206; 209; 211; 218; 221 is carried out in each case by means of preferably several, z. B.
  • each actuated actuator 223 each with respect to the roller 203; 204; 206; 209; 211; 218; 221, to which it belongs, exerts a radial force, this force being the axis of this roller 203; 204; 206; 209; 211; 218; 221 moves radially or at least tries to move.
  • actuators 223 are actuated simultaneously, resulting from the axis of the respective roller 203; 204; 206; 209; 211; 218; 221 executed radial stroke from a vector sum of the respective radial force of actuated actuators 223.
  • the actuators 223 are z. B. subjected to a pressure medium; Preferably, they are pneumatically operated.
  • the actuators 223 are z. B. in each case one end of the respective roller 203; 204; 206; 209; 211; 218; 221 receiving roller lock arranged.
  • the from the axis of the respective roller 203; 204; 206; 209; 211; 218; 221 executable radial stroke is preferably in the range of a few millimeters, z. B. it is up to 10 mm, which is sufficient to the respective roller 203; 204; 206; 209; 211; 218; 221 of at least one adjacent cylindrical rotary body, for. B. the forme cylinder 07, turn off.
  • one of the respective roller 203; 204; 206; 209; 211; 218; 221 is set against its at least one adjacent rotating body applied contact pressure, wherein the amount of the set contact force by the controlled with this setting transport of ink or dampening influences the quality of the printed product generated in conjunction with this inking 09 and / or dampening 08.
  • the contact force is built up when already a physical contact between the respective roller 203; 204; 206; 209; 211; 218; 221 and its adjacent body of revolution, but still by the operation of one or more actuators 223, the at least one effective radial force is increased.
  • an existing contact force in its amount changed, for. B. also be reduced.
  • one of the rollers 203; 204; 206; 209; 211; 218; 221 exerts on its adjacent body rotation, also a width of a in touch contact between this roller 203; 204; 206; 209; 211; 218; 221 and the adjacent rotary body forming roller strip set, wherein the roller strip as a flattening on the lateral surface of the roller 203; 204; 206; 209; 211; 218; 221, on the lateral surface of the with the roller 203; 204; 206; 209; 211; 218; 221 cooperating cylindrical rotating body or on the lateral surface of both represents.
  • the width of the roller strip is the chord forming by the flattening on the otherwise circular cross section of the roller 203; 204; 206; 209; 211; 218; 221 or the rotating body cooperating with it.
  • the flattening is due to an elastically deformable lateral surface of the roller 203; 204; 206; 209; 211; 218; 221 or the cooperating with her body of revolution possible.
  • a roll strip is also referred to as a nip point.
  • values may be stored for their respective pressure level, to which the respective actuators 223 are to be set, in order to apply to a specific roller 203; 204; 206; 209; 211; 218; 221 form a roller strip of a certain width to its adjacent body of revolution by the contact force resulting from the respective setting of the actuators 223.
  • the cylinders 06; 07, ie the transfer cylinder 06 and the forme cylinder 07 are, as shown in the Fig. 17 and 18 each stored in a storage unit 224, preferably both ends of the respective cylinder 06; 07 each in such a storage unit 224, z. B. linear bearing 224 are stored.
  • the bearing unit 224 allows the respective cylinder 06; 07 a linear displacement S. Details of the preferred bearing unit 224 are in the Fig. 19 shown.
  • the one on / Abstellmechanismus for the respective cylinder 06; 07 integrating bearing unit 224 has in addition to a bearing 226, z. B. radial bearing 226, for example a Cylindrical roller bearing 226, for rotatably supporting the respective cylinder 06; 07 storage means 227; 228 for a radial movement of the respective cylinder 06; 07 - for pressure on or pressure off - on.
  • the bearing unit 224 after its installation in or on a frame of the printing press frame-fixed, carrier-fixed bearing elements 227 and the movable against these bearing elements 228 on.
  • the carrier-fixed and movable bearing elements 227; 228 are as cooperating linear elements 227; 228 and together with corresponding sliding surfaces or rolling elements between them as a total of a linear bearing 227, 228 formed.
  • the linear elements 227; 228 take in pairs a radial bearing 226 receiving, z. B. formed as a carriage 229 bearing block 229 between them. Bearing block 229 and the movable bearing elements 228 may also be made in one piece.
  • the carrier-fixed bearing elements 227 are arranged on a support 231, which in total with one of the frames 02; 27 ( Fig. 1 ) is connected.
  • the carrier 231 is designed, for example, as a carrier plate which, for example, at least on a drive side of the respective cylinder 06; 07 a recess for the passage of a shaft, z. B. a drive shaft of an in Fig. 19 Having not shown cylinder pin.
  • the frame wall on the drive side preferably has a recess or an opening for a drive shaft.
  • On the opposite side of the drive side does not necessarily have a recess or a recess in the frame 02; 27 may be provided.
  • a length of the linear bearing 227, 228, in particular at least one length of the bearing means 227 of the linear bearing 227, 228 that is fixed in the assembled state, is preferably smaller than a diameter of the associated cylinder 06 in the direction of the travel S; 07.
  • the bearing block 229 preferably has only a single degree of freedom of movement in the direction of the travel S.
  • the storage unit 224 which is preferably designed as a unit which can be assembled as a whole, forms z. B. an optionally partially open housing from z. B. the carrier 231 and / or z. B. a frame (in Fig. 19 without reference z. B. the four storage unit 224 to all four sides outwardly bounding plates).
  • a frame within this housing or this frame are the radial bearing 226 bearing block 229, the bearing elements 227; 228, z. B. the linear guides 227; 228, z. B. linear bearing 227; 228 and in an advantageous embodiment, for. B. a bearing block 229 linearly adjusting actuator 232 or more such actuators 232 housed.
  • the frame-fixed bearing elements 227 are arranged substantially parallel to one another and define the direction of the travel S ( Fig. 19 ).
  • Pressure is applied by moving the bearing block 229 in the direction of the pressure point by means of a force F applied to the bearing block 229 by at least one actuator 232, in particular by at least one force-controlled actuator 232, by means of which a defined or definable force F in is provided for setting Pressure on direction can be brought to the bearing block 229 ( Fig. 19 ).
  • line force in the respective nip point is therefore not by a travel S, but by the force equilibrium between the force F and between the cylinders 06; 07 resulting line force F L and the resulting equilibrium defined.
  • the cylinder 06; 07 employed in pairs by the bearing block 229 is acted upon by the correspondingly set force F via the / the actuator (s) 232.
  • the respective transfer cylinder 06 of the printing unit 03; 04; 21; 22; 28; 29; 31; 32 is fixable in a Anstelllage found by the balance of power or at least wegbegrenzbar.
  • This is - in contrast to the pure Wegbegrenzung - on the one hand a maximum line force in the interaction of the cylinder 06; 07 defined, and on the other hand allows yielding, for example, in a web break with subsequent winder on one of the cylinder 06; 07th
  • the bearing unit 224 has on its side facing a pressure point - at least during the setting process - a location-adjustable stop 233, which limits the travel S to the pressure point out.
  • the stop 233 is spatially variable in such a way that an effective as a stop stop surface 234, whose reference numerals in the Fig. 19 is shown in an outbreak of the bearing block 229, along the travel S at least in one area is variable. It is thus provided by adjustable stop 233 in an advantageous embodiment, an adjusting device by means of which the position of a pressure near the end position of the bearing block 229 is adjustable. For Wegbegrenzung / adjustment serves z. B. a wedge drive described below.
  • the placement of the stop 233 can basically be done manually or via an actuating means 236 designed as an actuator 236.
  • Fig. 19 Next is an advantageous embodiment in Fig. 19 not shown holding or clamping means provided by means of which the stop 233 can be set in the desired position.
  • at least one resilient element 237, z. B. spring element 237 is provided, which applies a force F R from the stop 233 in a direction away from there on the bearing block 229. Ie. the spring element 237 causes pressure-off in the event that the bearing block 229 is not prevented from moving in any other way.
  • a pressure-on points by moving the bearing block 229 in the direction of the stop 233 by at least one actuator 232, in particular a force-controlled actuator 232, by means of which for the employment of the respective cylinder 06; 07 either a defined or definable force F in print-on direction on the bearing block 229 can be brought. If this force F is greater than the restoring force F R of the spring elements 237, so takes place with appropriate spatial training a hiring of the respective cylinder 06; 07 to the adjacent cylinder 06; 07 and / or a hire of the bearing block 229 to the stop 233rd
  • the applied force F, the restoring force F R and the position of the stop 233 is selected such that no substantial force ⁇ F is transmitted between the stop 233 and the abutment surface of the bearing block 229 in the set position, for example
  • the contact force between the cylinders 06; 07 substantially determined by the voltage applied by the actuator 232 force F.
  • the decisive for the color transfer and thus the print quality, among others decisive line force F L in the respective nip point is therefore not primarily by a travel S, but at quasi-free stop 233 defined by the force F and the resulting balance. In principle, after finding the basic setting with the appropriate forces F, it would be conceivable to remove the stop 233 or a corresponding fixation effective only during the basic setting.
  • the actuator 232 can in principle be designed as an arbitrary actuator 232 applying a defined force F.
  • the actuator 232 is designed as actuatable by a pressure medium adjusting means 232, in particular as a piston 232 movable by a fluid.
  • Advantageous in terms of possible tilting is the arrangement of several, here two, such actuators 232.
  • a liquid for.
  • a controllable valve 238 is provided in the bearing unit 224. This is performed, for example, electronically controlled and provides a hydraulic piston 232 in a first position without pressure or at least to a lower pressure level, while in another position a force F conditional pressure 2P is applied.
  • a non-designated leakage line is provided here for safety.
  • overload protection 239 z. B can on the remote pressure side of the bearing block 229 a travel limit by a mobile, force-limited stop 239 as overload protection 239 z. B. be provided in conjunction with a spring element, which in the operative pressure-off position, d. H. the pistons 232 are unloaded and / or retracted, although serve as a stop 239 for the bearing block 229, but in the case of a web winder or other excessive forces originating from the pressure point yields and gives way to a greater distance.
  • a spring force of this overload protection 239 is therefore chosen to be greater than the sum of the forces from the spring elements 237.
  • the stop 233 is in the illustrated embodiment ( Fig. 19 ) as a transversely movable to the direction of the travel S wedge 233, wherein the same moves the position of the respective effective stop surface 234 along the travel S varies.
  • the wedge 233 is supported, for example, on a carrier-fixed stop 241.
  • the executed here as a wedge 233 stop 233 is moved by an actuator 236, for example, by a pressure medium actuatable actuating means 236, z.
  • This actuator 236 can either be effective in both directions or, as shown here, designed as a one-way actuator, which operates when activated against a return spring 243 ,
  • the force of the return spring 243 is from o.
  • G. Reasons (largely force-free stop 233) chosen so weak that the wedge 233 is held only against gravity or vibration forces in its correct position.
  • the stop 233 can also be of other type (for example, as the direction of adjustment adjustable and fixable plunger, etc.) be executed in such a way that it forms a variable in the direction of the travel S, and - at least during the adjustment process - fixable abutment surface 234 for the movement of the bearing block 229 toward pressure point.
  • a location of the stop 233 takes place, for example, directly parallel to the direction of the travel S by a drive means, for example, a pressure medium actuated cylinder with (double-acting) piston or an electric motor.
  • the satellite printing units 16; 17 according to Fig. 20 differ from those according to Fig. 1 and 2 essentially in that now plate cylinder 07 are provided, whose circumference is half as large as the circumference of the transfer cylinder 06 that the inking units 39 of the printing units 03; 04; 21; 22; 28; 29; 31; 32 are formed differently in detail than the inking units 09 according to Fig. 1 and 2 and that the dampening units 38 of the printing units 21; 22; 31; 32 are arranged differently, at least in part, than the dampening units 08 in the case of Fig. 1 and 2 ,
  • the plate cylinder 07 of each printing unit 03; 04; 21; 22; 28; 29; 31; 32 in particular the extent of a stationary newspaper page, for example in broadsheet format, thus has a simple scope, whereas the transfer cylinder 06, as well as the satellite cylinder 18, has a double circumference.
  • the satellite cylinder 18 may also have a circumference based on the plate cylinder 07 greater than 2, ie 3 or 4. Because of the simple size the plate cylinder 07 has this preferably only a single continuous cylinder channel 108 (see. Fig. 4 ) for receiving a single pressure plate 101 (see. Fig. 3 ) on the circumference.
  • the plate cylinder 07 may preferably accommodate two, three, four, five, six, seven or eight printing plates 101 side by side.
  • the printing tower 14 may be formed as a 4/1 satellite printing tower 14.
  • the rotary press operates in a wet offset printing process.
  • the transfer cylinder 06 generates two printed images with each of its revolutions on the printing material web, preferably on a paper web.
  • an inking unit 39 and a dampening unit 38 are employed on the forme cylinder 07.
  • the inking unit 39 has a roller 41, z. B. inking roller 41, which is employed in a current production process of the rotary printing machine to the forme cylinder 07.
  • a printing ink from a ink reservoir 42 or ink fountain 42 and a paint tray 42 receiving ink fountain roller 43 and the ink on the forme cylinder 07 applying inking roller 41 are a plurality of rollers 44; 46; 47; 48; 49; 51, arranged.
  • the roller 44 following the ink ductor 43 in the transporting direction of the ink is formed as a film roller 44.
  • a roller 46 formed as a transfer roller 46 having a preferably smooth surface is provided.
  • the transfer roller 46 bears against a roller 47 formed as a friction roller 47, the in turn, upstream of the ink with two further, preferably soft rolls 48; 49, z. B. transfer rollers 48; 49 cooperates, both of which rest on a further formed as a friction roller 51 roller 51, which in turn cooperates with the inking roller 41.
  • the two friction rollers 47; 51 perform a running in their respective axial direction traverse stroke, the traverse stroke of a friction roller 47 z. B. may be coupled by a lever arrangement with the traverse stroke of the other friction roller 51.
  • the traverse stroke of the respective friction roller 47; 51 generated by independent drives. In both drive variants, the two traversing strokes can be designed in opposite directions.
  • the traverse stroke of the respective friction roller 47; 51 can z. B. be generated by means of a gear from the rotational movement.
  • the inking roller 41 should be employed on the forme cylinder 07 with a defined force. This can be done, for example, either by a storage of the corresponding roll necks in a linear bearing corresponding to Fig. 19 described linear bearing 224 or by a pivotable by a pressure medium-actuatable actuator lever (not shown).
  • the circumference of the inking roller 41 is preferably at least substantially equal to the circumference of the plate cylinder 07, thus corresponds to a standing newspaper page.
  • the circumference of the friction roller 51 co-operating with the inking roller 41 is at least substantially equal to the circumference of the plate cylinder 07 and thus also corresponds to a stationary newspaper page.
  • the respective circumference of the remaining rollers 44; 46; 47; 48; 49 does not need to correspond to the circumference of the plate cylinder 07 and may in particular be smaller, as in the case of the illustrated embodiment, this in the case of the rollers 46; 48 and 49, while here the respective circumference of the further friction roller 47 and the film roller 44th in turn corresponds to that of the plate cylinder 07 at least substantially. Essentially corresponds to a deviation of ⁇ 2%, in particular 1%.
  • the friction roller 51 is arranged according to an advantageous embodiment, that the connection plane of the axes of rotation of plate cylinder 07 and inking roller 41 with a joint plane between the axes of rotation of inking roller 41 and friction roller 51 at an angle of z. B. 70 - 110 °, preferably 80 - 100 °, in particular 90 ° + - / 5% cut.
  • the dampening unit 38 may in terms of its general structure of the dampening unit 08 z. B. according to Fig. 1 or 17 correspond. It is preferably as a dampening contactless applying dampening 38, z. B. formed as a spray dampening unit 38 so that it has a spray bar 219, wherein preferably a plurality of arranged in the spray bar 219 spray nozzles the dampening solution to a z. B. as a dampening drive roller 221 formed roller 221 of the dampening 38 spray.
  • the dampening agent sprayed on the dampening drive roller 221 is replaced by another z. B. as a smoothing roller 222 formed roller 222 of the dampening unit 08 on the dampening roller 218 and transferred from there to the forme cylinder 07.
  • the circumference of the dampening roller 218 is at least substantially equal to the circumference of the plate cylinder 07 and thus corresponds to the circumference of a stationary newspaper page.
  • the other two rollers 221; 222 may be made smaller.
  • the respective dampening roller 218 including the entire associated dampening unit 38 is at the overhead printing units 21; 22; 31; 32 according to a first arrangement on the respect to the plate changing device 11 seen the respective inking unit 39 opposite side of the respective plate cylinder 07 and the dampening unit 38 extends with its adjoining the dampening roller 218 smoothing roller 222 and with its dampening drive roller 221 steeply upwards, while at the underlying printing units 03; 04; 28; 29 according to a second arrangement, the respective dampening roller 218 including the entire associated dampening unit 38 on the same with respect to the plate changing device 11 same page of the respective plate cylinder 07 as the inking unit 39 and the dampening unit is with its adjoining the dampening roller 218 smoothing roller 222 and with his Dampening drive roller 221 extends steeply downwards.
  • the respective dampening roller 218 including the entire associated dampening unit 38 is at the overhead printing units 21; 22; 31; 32 according to a first arrangement on the respect to the plate changing device 11 seen the
  • Fig. 21 shows an enlarged view of a printing unit 03 according to Fig. 20 , In the enlarged view, the linear bearings 224 of the cylinder 06; 07 and the actuators 223 of the rollers 41; 46; 48; 49; 218; 221 to recognize.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Presses (AREA)
  • Supply, Installation And Extraction Of Printed Sheets Or Plates (AREA)

Claims (80)

  1. Unité d'impression satellite (16 ; 17), avec un cylindre satellite (18) réalisé sous forme de cylindre de contre-pression (18) et quatre groupes d'impression (03 ; 04 ; 21 ; 22 ou 28 ; 29 ; 31 ; 32) associés au cylindre satellite (18), avec chaque fois un cylindre de forme (07) et un cylindre de transfert (06), disposé entre cylindre satellite (18) et cylindre de forme (07), l'unité d'impression satellite (16 ; 17) étant une unité d'impression satellite (16 ; 17) à neuf cylindres, un groupe d'encrage (09 ; 39) étant associé à chaque cylindre de forme (07), chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; ou 28 ; 29 ; 31 ; 32) comprenant au moins un rouleau encreur (203 ; 204 ; 206 ; 41), coopérant directement avec le cylindre de forme (07) correspondant, du groupe d'encrage (09 ; 39) associé au groupe d'impression (03 ; 04 ; 21 ; 22 ou 28 ; 29 ; 31 ; 32), les groupes d'encrage (09 ; 39) étant chacun disposés au-dessous d'un plan horizontal, s'étendant tangentiellement à une zone supérieure du cylindre de forme (07) associé, caractérisée en ce qu'un dispositif de changement de plaques (11) est associé à chaque cylindre de forme (07).
  2. Unité d'impression satellite selon la revendication 1, caractérisée en ce que les groupes d'encrage (09 ; 39) sont disposés au moins symétriquement par rapport à un plan médian (M) vertical de l'unité d'impression satellite (16 ; 17).
  3. Unité d'impression satellite selon la revendication 1, caractérisée en ce qu'un groupe de mouillage (08)est associé à chaque cylindre de forme (07) et en ce que les groupes de mouillage (08) sont disposés chaque fois au-dessous du plan horizontal s'étendant tangentiellement au cylindre de forme (07) associé.
  4. Unité d'impression satellite selon la revendication 3, caractérisée en ce que les groupes de mouillage (08) sont symétriquement par rapport à un plan médian (M) vertical de l'unité d'impression satellite (16 ; 17).
  5. Unité d'impression satellite selon la revendication 1 ou 4, caractérisée en ce que le plan médian (M) passe par l'axe de rotation de l'unité satellite (18).
  6. Unité d'impression satellite selon la revendication 1, caractérisée en ce que le dispositif de changement de plaques (11) est disposé sur l'autre côté du plan horizontal.
  7. Unité d'impression satellite selon la revendication 1, caractérisée en ce que tous les rouleaux encreurs (203 ; 204 ; 206 ; 41) du groupe d'encrage (09 ; 39) respectif sont disposés au-dessous du dispositif de changement de plaques (11) correspondant.
  8. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque groupe d'encrage (09) comprend au moins trois rouleaux encreurs (203 ; 204 ; 206).
  9. Unité d'impression satellite selon la revendication 8, caractérisée en ce chaque groupe d'encrage (09) comprend précisément trois rouleaux encreurs (203 ; 204 ; 206).
  10. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque groupe d'impression (03 ; 04 ; 21 ; 22 ou 28 ; 29 ; 31 ; 32) comprend au moins un rouleau mouilleur (218), coopérant directement avec le cylindre de forme (07) correspondant d'un groupe de mouillage (08) associé au groupe d'impression (03 ; 04 ; 21 ; 22 ou 28 ; 29 ; 31 ; 32).
  11. Unité d'impression satellite selon la revendication 10, caractérisée en ce que tous les rouleaux mouilleurs (218) du groupe de mouillage (08) respectif sont disposés au-dessous du dispositif de changement de plaques (11) correspondant.
  12. Unité d'impression satellite selon la revendication 1, caractérisée en ce que le dispositif de changement de plaques (11) respectif est disposé au-dessus du groupe d'encrage (09 ; 39) associé.
  13. Unité d'impression satellite selon la revendication 1, caractérisée en ce que, chaque fois, deux cylindres de forme (07) sont disposés l'un au-dessus de l'autre en direction verticale.
  14. Unité d'impression satellite selon la revendication 1, caractérisée en ce que le dispositif de changement de plaques (11) présente un plan d'amenée (143) pour l'extrémité avant (103) d'une nouvelle plaque d'impression (101) à appliquer sur un cylindre de forme (07).
  15. Unité d'impression satellite selon la revendication 14, caractérisée en ce que l'embouchure du plan d'amenée (143) du dispositif de changement de plaques (11) sur le cylindre de forme (07) est disposée sur un tronçon supérieur du cylindre de forme (07) associé.
  16. Unité d'impression satellite selon la revendication 14, caractérisée en ce que chaque dispositif de changement de plaques (11) présente un plan d'amenée (143) et un plan d'évacuation (141), différent du plan d'amenée (143), disposé au-dessous du plan d'amenée (143).
  17. Unité d'impression satellite selon la revendication 1, caractérisée en ce que le dispositif de changement de plaques (11) présente une pluralité de zones (141 ; 143), réalisées à la manière de puits, pour des plaques d'impression (101).
  18. Unité d'impression satellite selon la revendication 17, caractérisée en ce qu'au moins deux zones (141 ; 143), réalisées à la manière de puits, sont disposées les unes à côté des autres.
  19. Unité d'impression satellite selon la revendication 18, caractérisée en ce que le nombre des zones (141 ; 143), réalisées à la manière de puits, situées les unes à côté des autres, correspond au nombre des plaques d'impression (101), susceptibles d'être agencées les unes à côté des autres en direction axiale, sur le cylindre de forme (07) associé.
  20. Unité d'impression satellite selon l'une des revendications 17 à 19, caractérisée en ce que, chaque fois, deux zones (141, 143) réalisées à la manière d'un puits sont disposées l'une au-dessus de l'autre.
  21. Unité d'impression satellite selon la revendication 20, caractérisée en ce que l'une des deux zones (143 ; 141) du genre d'un puits, disposées l'une au-dessus de l'autre, est un puits d'amenée (143) et l'autre des deux zones (141 ; 143) du genre d'un puits, disposées l'une au-dessus de l'autre, est un puits d'évacuation (141).
  22. Unité d'impression satellite selon la revendication 1 ou 21, caractérisée en ce que le dispositif de changement de plaques (11) comprend un nombre, correspondant au nombre des plaques d'impression (101), sur le cylindre de forme (07) associé, de puits d'amenée (143) situés les uns à côté des autres, et un nombre correspondant de puits d'évacuation (141), disposés au-dessous des puits d'amenée (143).
  23. Unité d'impression satellite selon la revendication 22, caractérisée en ce que le nombre de puits d'amenée (143), disposés les uns à côté des autres, du dispositif de changement de plaques (11) est de quatre ou de six.
  24. Unité d'impression satellite selon l'une des revendications précédentes, caractérisée en ce que les plaques d'impression (101), associées aux cylindres de forme (07), présentent chacune une extrémité avant (103) pliée, ainsi qu'une extrémité arrière (104) pliée.
  25. Unité d'impression satellite selon l'une des revendications précédentes, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction axiale au moins une plaque d'impression (101).
  26. Unité d'impression satellite selon la revendication 25, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction axiale, les unes à côté des autres, deux, quatre, cinq, six, ou huit plaques d'impression (101).
  27. Unité d'impression satellite selon la revendication 25 ou 26, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction périphérique au moins une plaque d'impression (101).
  28. Unité d'impression satellite selon la revendication 27, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction périphérique au moins deux plaques d'impression (101), les unes derrière les autres.
  29. Unité d'impression satellite selon la revendication 27, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction périphérique quatre plaques d'impression (101), les unes derrière les autres.
  30. Unité d'impression satellite selon la revendication 1, caractérisée en ce qu'au moins un canal (108), pour recevoir les extrémités (103 ; 104) de la au moins une plaque d'impression (101) est réalisé dans les cylindres de forme (07).
  31. Unité d'impression satellite selon la revendication 30, caractérisée en ce que le au moins un canal (108) est continu dans la direction axiale des cylindres de forme (07).
  32. Unité d'impression satellite selon la revendication 30 ou 31, caractérisée en ce que des dispositifs de maintien (119), pour maintenir les extrémités (104) des plaques d'impression (101), sont prévues dans le au moins un canal (108).
  33. Unité d'impression satellite selon la revendication 32, caractérisée en ce que le cylindre de forme présente, les uns à côté des autres en direction axiale, plusieurs plaques d'impression (101), en ce que, pour chaque plaque d'impression (101) est prévu un dispositif de maintien (119) spécifique, et en ce que chaque dispositif de maintien (119) est actionnable, indépendamment des autres dispositifs de maintien (119).
  34. Unité d'impression satellite selon l'une des revendications précédentes, caractérisée en ce que le cylindre de forme (07) présente une arête d'accrochage (116) pour accrocher une première extrémité (103) d'une plaque d'impression (101) et un dispositif d'accrochage (119) pour maintenir l'autre extrémité (104) d'une plaque d'impression (101).
  35. Unité d'impression satellite selon la revendication 34, caractérisée en ce que la première extrémité (103) de la plaque d'impression (101) est l'extrémité (103) en position avant lors de l'application de la plaque d'impression (101) sur le cylindre de forme (07).
  36. Unité d'impression satellite selon la revendication 34 ou 35, caractérisée en ce que la première extrémité (103) est l'extrémité (103) en position avant lors de la production ou l'extrémité (103) en position arrière lors de la production.
  37. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) de l'unité d'impression satellite (16 ; 17) présente au moins un moteur d'entraînement (12).
  38. Unité d'impression satellite selon la revendication 37, caractérisée en ce que chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) présente précisément un moteur d'entraînement (12), et en ce que le cylindre de forme (07) et le cylindre de transfert (06) de chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) sont reliés ensemble quant à l'entraînement.
  39. Unité d'impression satellite selon la revendication 38, caractérisée en ce que le cylindre de forme (07) et le cylindre de transfert (06) de chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) sont reliés ensemble par l'intermédiaire de roues dentées (36 ; 37).
  40. Unité d'impression satellite selon la revendication 38 ou 39, caractérisée en ce que le cylindre de forme (07) de chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) est susceptible d'être entraîné au moyen d'un moteur d'entraînement (12).
  41. Unité d'impression satellite selon l'une des revendication 37 à 40, caractérisée en ce que le moteur d'entraînement (12) est un moteur d'entraînement (12) à régulation de position.
  42. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque cylindre de forme (07) est susceptible d'être entraîné chaque fois au moyen d'un moteur d'entraînement (12) à régulation de position, par une liaison à ajustement de formes, indépendamment des autres cylindres de forme (07).
  43. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque cylindre de forme (07) est susceptible d'être entraîné chaque fois au moyen d'un moteur d'entraînement (12) à régulation de position, par une liaison à ajustement de formes, indépendamment du cylindre satellite (18).
  44. Unité d'impression satellite selon la revendication 43, caractérisée en ce que le cylindre satellite (18) présente un moteur d'entraînement à régulation de position spécifique.
  45. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque cylindre de forme (07) et chaque cylindre de transfert (06) de chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) est chaque fois supporté dans un montage en palier linéaire (224).
  46. Unité d'impression satellite selon la revendication 45, caractérisée en ce que les déplacements de pressage et de dégagement, rendus possibles par les deux montages en palier linéaire (224) d'un groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32), du cylindre de forme (07) et du cylindre de transfert (06) s'étendent parallèlement.
  47. Unité d'impression satellite selon la revendication 45 ou 46, caractérisée en ce que les montages en palier linéaire (224) sont orientés de manière à permettre un déplacement de pressage ou de dégagement, en direction de rapprochement ou d'éloignement vis-à-vis du cylindre satellite (18).
  48. Unité d'impression satellite selon l'une des revendications 45 à 47, caractérisée en ce que la course de réglage (S), rendue possible par les montages en palier linéaire (224), s'étend au moins sensiblement perpendiculairement à la bande de matériau à imprimer (23), à imprimer par le groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) respectif, dans la zone d'impression.
  49. Unité d'impression satellite selon l'une des revendications 45 à 48, caractérisée en ce qu'un organe de réglage (236) spécifique est associé à chaque montage en palier linéaire (224).
  50. Unité d'impression satellite selon l'une des revendications 45 à 49, caractérisée en ce que chaque montage en palier linéaire (224) comprend respectivement un bloc palier (229), présentant un palier radial (226).
  51. Unité d'impression satellite selon la revendication 50, caractérisée en ce que le bloc palier (229) est déplaçable dans la direction de réglage, le long de paliers linéaires (227 ; 228).
  52. Unité d'impression satellite selon la revendication 27, caractérisée en ce que le au moins un cylindre de forme (07) présente en direction périphérique précisément une plaque d'impression (101).
  53. Unité d'impression satellite selon la revendication 52, caractérisée en ce que la circonférence du cylindre de forme (07) correspond à une page de journal verticale.
  54. Unité d'impression satellite selon la revendication 52 ou 53, caractérisée en ce que le au moins un cylindre de forme (07) présente, en direction axiale, deux, trois, quatre, cinq, six, sept ou huit plaques d'impression (101) disposées les unes à côté des autres.
  55. Unité d'impression satellite selon la revendication 1, caractérisée en ce que la circonférence du au moins un rouleau encreur (41) est au moins sensiblement égale à la circonférence du cylindre de forme (07).
  56. Unité d'impression satellite selon les revendications 55 et 53, caractérisée en ce que la circonférence du au moins un rouleau encreur (41) correspond au moins sensiblement à une page de journal verticale.
  57. Unité d'impression satellite selon la revendication 1, caractérisée en ce que chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) comprend au moins un rouleau mouilleur (218), coopérant directement avec le cylindre de forme (07) correspondant.
  58. Unité d'impression satellite selon la revendication 57, caractérisée en ce que la circonférence du au moins un rouleau mouilleur (218) est au moins sensiblement égale à la circonférence du cylindre de forme (07).
  59. Unité d'impression satellite selon les revendications 57 et 53, caractérisée en ce que la circonférence du au moins un rouleau mouilleur (218) correspond au moins sensiblement à une page de journal verticale.
  60. Unité d'impression satellite selon la revendication 1, caractérisée en ce que le groupe d'encrage (39) comprend au moins un rouleau encreur (41) et au moins un rouleau de friction (51) associé au au moins un rouleau encreur (41).
  61. Unité d'impression satellite selon la revendication 60, caractérisée en ce que la circonférence du au moins un rouleau de friction (51) correspond au moins sensiblement à une page de journal verticale.
  62. Unité d'impression satellite selon l'une des revendication 52 à 61, caractérisée en ce que la circonférence du cylindre de transfert (06) correspond au moins sensiblement à deux pages de journal verticales.
  63. Unité d'impression satellite selon l'une des revendication 52 à 62, caractérisée en ce que la circonférence du cylindre satellite (18) correspond au moins sensiblement à deux pages de journal verticales.
  64. Unité d'impression satellite selon l'une des revendication 52 à 63, caractérisée en ce que, dans chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32), un cylindre de forme (07) à circonférence simple est associé à un cylindre de transfert (06) à circonférence double.
  65. Unité d'impression satellite selon la revendication 64, caractérisée en ce qu'un rouleau encreur (41) à circonférence simple est associé à chaque cylindre de forme (07).
  66. Unité d'impression satellite selon la revendication 65, caractérisée en ce qu'un rouleau de friction (51) à circonférence simple est associé à chaque rouleau encreur (41).
  67. Unité d'impression satellite selon la revendication 64, caractérisée en ce qu'un rouleau mouilleur (218) à circonférence simple est associé à chaque cylindre de forme (07).
  68. Unité d'impression satellite selon la revendication 64, caractérisée en ce que chaque groupe d'impression (03 ; 04 ; 21 ; 22 ; 28 ; 29 ; 31 ; 32) est associé à un cylindre satellite (18) à circonférence simple.
  69. Unité d'impression satellite selon la revendication 1 et selon l'une des revendications 52 à 68, caractérisée en ce que, dans le cas de deux groupes d'impression (21 ; 22 ou 31 ; 32) de l'unité d'impression satellite (16 ou 17) selon un premier agencement, le groupe de mouillage (38) respectif est disposé sur le côté, opposé au groupe d'encrage (39) respectif, en observant par rapport au dispositif de changement de plaques (11), du cylindre de forme (07).
  70. Unité d'impression satellite selon la revendication 65, caractérisée en ce que, dans le cas de deux groupes d'impression (03 ; 04 ou 28 ; 29) de l'unité d'impression satellite (16 ou 17) selon un deuxième agencement, le groupe de mouillage (38) respectif est disposé sur le même côté, en observant par rapport au dispositif de changement de plaques (11), que le groupe d'encrage (39) respectif.
  71. Unité d'impression satellite selon la revendication 69, caractérisée en ce que les deux groupes d'impression (21 ; 22 ou 31 ; 32) du premier agencement sont deux groupes d'impression (21 ; 22 ou 31 ; 32) situés en position supérieure de l'unité d'impression satellite (16 ou 17).
  72. Unité d'impression satellite selon la revendication 70 ou 71, caractérisée en ce que les deux groupes d'impression (03 ; 04 ou 28 ; 29) du deuxième agencement sont deux groupes d'impression (21 ; 22 ou 31 ; 32) situés en position inférieure de l'unité d'impression satellite (16 ou 17).
  73. Unité d'impression satellite selon la revendication 1, caractérisée en ce que, chaque fois, deux cylindres de forme (07) sont disposés les uns à côté des autres en direction au moins sensiblement horizontale.
  74. Tour d'impression (14), comprenant deux unités d'impression satellite (16 ; 17) disposées l'une au-dessus de l'autre, selon l'une ou plusieurs des revendications précédentes.
  75. Tour d'impression selon la revendication 74, caractérisée en ce que l'agencement des groupes d'impression (03 ; 04 ; 21 ; 22) ou cylindres (06 ; 07 ; 18) d'une première unité d'impression satellite (16) est au moins sensiblement identique à l'agencement des groupes d'impression (28 ; 29 ; 31 ; 32) ou cylindre (06 ; 07 ; 18) de l'autre unité d'impression satellite (17).
  76. Tour d'impression selon la revendication 75, caractérisée en ce que l'agencement des dispositifs de changement de plaques (11) d'une première unité d'impression satellite (16) est au moins sensiblement identique à l'agencement des dispositifs de changement de plaques (11) de l'autre unité d'impression satellite (17).
  77. Tour d'impression selon l'une des revendications 74 à 76, caractérisée en ce qu'il est réalisé symétriquement à un plan médian (M) vertical, au moins eu égard à l'agencement des cylindres (06 ; 07 ; 18) ainsi que des groupes d'encrage (09 ; 39) et/ou des groupes de mouillage (08 ; 38) et/ou des dispositifs de changement de plaques (11).
  78. Unité d'impression satellite selon la revendication 1, 4, 48, 55, 56 58, 59, 61, 62, 63, 73, 75 ou 76, caractérisée en ce que l'écart est au maximum de 10 %.
  79. Unité d'impression satellite selon la revendication 1, 4, 48, 55, 56 58, 59, 61, 62, 63, 73, 75 ou 76, caractérisée en ce que l'écart est au maximum de 5 %.
  80. Unité d'impression satellite selon la revendication 1, 4, 48, 55, 56 58, 59, 61, 62, 63, 73, 75 ou 76, caractérisée en ce que l'écart est au maximum de 3 %.
EP07118759A 2006-12-01 2007-10-18 Unités d'imprimante satellite comprenant neuf cylindres Not-in-force EP1927468B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610056828 DE102006056828B4 (de) 2006-12-01 2006-12-01 Satellitendruckeinheit und ein Druckturm
DE200710008539 DE102007008539B4 (de) 2007-02-21 2007-02-21 Satellitendruckeinheit und ein Druckturm

Publications (3)

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EP1927468A2 EP1927468A2 (fr) 2008-06-04
EP1927468A3 EP1927468A3 (fr) 2011-07-06
EP1927468B1 true EP1927468B1 (fr) 2011-12-07

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EP07118759A Not-in-force EP1927468B1 (fr) 2006-12-01 2007-10-18 Unités d'imprimante satellite comprenant neuf cylindres
EP07118756A Withdrawn EP1927467A3 (fr) 2006-12-01 2007-10-18 Unité d'imprimante satellite comprenant neuf cylindres

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP07118756A Withdrawn EP1927467A3 (fr) 2006-12-01 2007-10-18 Unité d'imprimante satellite comprenant neuf cylindres

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EP (2) EP1927468B1 (fr)
AT (1) ATE536256T1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3223352A1 (de) 1982-06-23 1983-12-29 Basf Farben + Fasern Ag, 2000 Hamburg Flachdruckmaschine
DD261769A1 (de) 1987-07-02 1988-11-09 Polygraph Leipzig Vorrichtung zum befestigen einer biegsamen druckplatte
DE4003445A1 (de) 1990-02-06 1991-08-08 Roland Man Druckmasch Automatisches plattenzufuehr- und zylinderbeschickungssystem
DE19756796A1 (de) 1997-12-19 1999-07-22 Koenig & Bauer Ag Verfahren zum Bedrucken von Bogen im Schön- und Widerdruck sowie Schöndruck
AU2001273823A1 (en) * 2000-07-22 2002-02-05 Koenig And Bauer Aktiengesellschaft Printer of an offset printing machine with separable frame modules
JP2002036235A (ja) 2000-07-24 2002-02-05 Mitsubishi Rayon Co Ltd 炭素繊維強化樹脂複合材料および隔壁構造物
ATE320346T1 (de) 2003-01-02 2006-04-15 Cerutti Spa Off Mec Vorrichtung und verfahren zum automatischen zuführen und abführen von druckplatten für zylinder von einer flexographischen druckmaschine
DE10314344B3 (de) * 2003-03-28 2004-08-26 Koenig & Bauer Ag Vorrichtung zum Speichern eines einem Zylinder einer Druckmaschine zuzuführenden Aufzugs
BRPI0509605A (pt) * 2004-04-05 2007-09-18 Koenig & Bauer Ag unidade impressora de uma impressora rotativa de rolo
DE102004052021A1 (de) 2004-10-26 2006-05-04 Maschinenfabrik Wifag Druckformmanipulator
DE102005029167A1 (de) 2005-06-23 2006-12-28 Maschinenfabrik Wifag Druckzylinderbelag, Kombination aus Druckzylinder und Druckzylinderbelag sowie Druckzylinder mit klemmend befestigtem Druckzylinderbelag
DE102006028434B4 (de) 2005-06-23 2014-01-30 Koenig & Bauer Aktiengesellschaft Druckeinheit einer Druckmaschine mit mindestens zwei Druckwerken
DE102005042756A1 (de) 2005-09-08 2007-03-29 Maschinenfabrik Wifag Druckformspeicher, Druckwerk mit Druckformspeicher und Verfahren zum Wechseln von Druckformen
DE102005046303A1 (de) 2005-09-27 2007-03-29 Man Roland Druckmaschinen Ag Druckeinheit
DE102006051219A1 (de) 2006-01-31 2007-08-09 Koenig & Bauer Aktiengesellschaft Druckeinheit mit mehreren Druckwerken
DE102006030290B3 (de) * 2006-03-03 2007-10-18 Koenig & Bauer Aktiengesellschaft Druckwerk

Also Published As

Publication number Publication date
EP1927468A2 (fr) 2008-06-04
ATE536256T1 (de) 2011-12-15
EP1927468A3 (fr) 2011-07-06
EP1927467A2 (fr) 2008-06-04
EP1927467A3 (fr) 2011-07-06

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