EP1502887A2 - Procédé et préréglage d'une machine d'impression et barre de retournement - Google Patents

Procédé et préréglage d'une machine d'impression et barre de retournement Download PDF

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Publication number
EP1502887A2
EP1502887A2 EP04103277A EP04103277A EP1502887A2 EP 1502887 A2 EP1502887 A2 EP 1502887A2 EP 04103277 A EP04103277 A EP 04103277A EP 04103277 A EP04103277 A EP 04103277A EP 1502887 A2 EP1502887 A2 EP 1502887A2
Authority
EP
European Patent Office
Prior art keywords
web
turning bar
roller
presetting
openings
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP04103277A
Other languages
German (de)
English (en)
Other versions
EP1502887A3 (fr
EP1502887B1 (fr
Inventor
Ernst Lohmüller
Thomas Potzkai
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 DE200410018401 external-priority patent/DE102004018401A1/de
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP1502887A2 publication Critical patent/EP1502887A2/fr
Publication of EP1502887A3 publication Critical patent/EP1502887A3/fr
Application granted granted Critical
Publication of EP1502887B1 publication Critical patent/EP1502887B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
    • B65H23/032—Controlling transverse register of web
    • B65H23/035—Controlling transverse register of web by guide bars
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2406/00—Means using fluid
    • B65H2406/10—Means using fluid made only for exhausting gaseous medium
    • B65H2406/11—Means using fluid made only for exhausting gaseous medium producing fluidised bed
    • B65H2406/111—Means using fluid made only for exhausting gaseous medium producing fluidised bed for handling material along a curved path, e.g. fluidised turning bar
    • B65H2406/1115—Means using fluid made only for exhausting gaseous medium producing fluidised bed for handling material along a curved path, e.g. fluidised turning bar pivoting around an axis perpendicular to the axis of the guided material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2555/00—Actuating means
    • B65H2555/20—Actuating means angular
    • B65H2555/26—Stepper motors

Definitions

  • the invention relates to methods for presetting a printing press and a Turning bar according to claim 1, 8 or 10 or 15.
  • EP 12 38 935 A2 is an apparatus for longitudinal cutting of films and Tapes known, with an upper blade for setting a cutting width across the Transport direction of the web is positionable.
  • DE 196 02 248 A1 discloses a former, which for lateral correction of folded strand along an inlet gap of two subordinate rolls movable is.
  • DE 42 18 761 C2 is a method for presetting a register in Sheet-fed presses known, wherein on the basis of a first printed sheet the Preset tab.
  • JP 61 98 836 discloses a turner bar whose wall between feed space and Surface consists of porous sintered material.
  • WO 01/70608 A1 is a positionable transversely to the direction of entry of the web Turning bar and a positionable along the inlet clearing of the web register roller known.
  • the turning bar is pivotable in such a way that they depending on the position Turn the track to the right or left.
  • the invention is based on the object, a method for presetting a To create a printing press and a turning bar.
  • a web-and / or processing machine, z. B. printing press, in particular a web-fed rotary printing press for printing one or more webs B, has several aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900 to supply, to Printing and for further processing.
  • a roll handling 100 is the to be covered by web B, especially paper web B, unwound before passing over Einzugstechnik 200 one or more printing units 300 is supplied.
  • To the standard for multi-color printing units 300 e.g. Piece for four-color printing
  • additional printing units 300 may be provided, Which then, for example, alternately to one or more of the others Pressure units 300 can be used for the flying printing form change.
  • a coating unit 450 may be provided in the web path be.
  • the web B passes through a dryer 500 and is optionally cooled again in a cooling unit 600, if the drying to thermal Way done.
  • a drying unit 600 After the dryer 500, in or after the cooling unit 600, at least another, not shown in Fig. 1 conditioning, such. a Coating device and / or a Wiederbefeuchtung be provided.
  • the web B via a superstructure 700 a Folder 800 After Cooling and / or conditioning, the web B via a superstructure 700 a Folder 800 are supplied.
  • the superstructure 700 has at least one not shown in FIG. 1 illustrated silicone work, a slitting and a turning device and a Funnel unit on. The said silicone work can also be applied in front of the superstructure 700, e.g. in the Be arranged portion of the cooling unit 600.
  • the overbuilt building 700 can continue to a in Fig. 1, not shown perforating, gluing, numbering and / or a Plow fold have. After passing through the superstructure 700, the web B will become Partial webs B1; B2 led into a folder 800.
  • the printing press additionally has a separate one Cross cutter 900, e.g. a so-called Planoausleger 900, on, in which a for example, not guided by the folding apparatus 800 web B in format sheet cut and possibly stacked or laid out.
  • a separate one Cross cutter 900 e.g. a so-called Planoausleger 900
  • the machine is a system S for default, z. B. as an additional program in assigned to a machine control and / or a planning system, which in logical signal connection to one or more of the aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900, in particular the aggregates 100; 300; 700 stands.
  • the aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900 of the printing press an effective width transverse to the transport direction T of the web B, which the Processing webs B having a maximum width b (Fig. 2) of e.g. up to 1,000 mm allowed.
  • effective width is the respective width or clear width of the with the Web B directly or indirectly cooperating components (e.g., roller, cylinder, Implementation, sensors, travel paths, etc.) of the aggregates, so that the web B in its full width b can be processed, conditioned and promoted.
  • the aggregates 100 defining or processing a section length a; 200; 300; 400; 500; 600; 700; 800; 900 are designed such that they, for example, a define section length a lying on track B between 540 and 700 mm.
  • the section length a is between 540 and 630 mm.
  • the section length a is 620 ⁇ 10 mm.
  • the aggregates 100; 200; 300; 400; 500; 600; 700; 800; 900 like that executed that with a few changes the printing press with optional Section length 546 mm, 578 mm, 590 mm or 620 mm is executable.
  • a is standard with four standing printed pages, e.g. DIN A4, in Transverse direction of the web B side by side and two pressure sides in the longitudinal direction occupied one behind the other.
  • superstructure 700 and folder 800 are also other page numbers each Section length a possible.
  • the roll handling 100 can be used as a standstill roll changer with web storage or advantageous, as shown in Fig. 3, as a reel changer 100 for the flying Role change executed.
  • He has several, here two, pairs of brackets 101; 102 on which on a support 103 in pairs in an alignment parallel to Rotation axis of a roll to be unwound 104; 106 are mounted individually movable.
  • the split, individually movable support arms 101; 102 allow simultaneous Inclusion of rollers 104; 106 different width b '; b by the support arms 101 and 102 (FIG. 3).
  • the axial movement takes place, for example, via drive motors 107 and / or not shown spindle drives.
  • the carrier 103 the total as shown in FIG. 4, e.g.
  • a roll core receiving Konen 7541 are rotatory, for example, via a Belt drive from a drive motor 7542 on a cone 754 per pair of support arms 101; 102 drivable. The other cone is not driven in each case.
  • the axial positioning of the respective support arm 101; 102 is for example by an only schematically indicated control and / or regulation 7544 based on a for example, manually (e.g., from the control panel) or a machine control predetermined setpoint y-soll for the position of the roller 104; 106 or y-soll, i for the Support arms 101; 102 made.
  • the setpoint values y-soll, i for the support arms 101; 102 can also in the controller 7544 or otherwise, e.g. formed from the setpoint y-soll become.
  • 102 For detecting the actual position y-ist of the respective support arm 101; 102 can the drive and / or the carrier 103 associated with a sensor, not shown which reports the situation to the control and / or regulation 7544.
  • One Sensor can be omitted if, for example, via a rotor position, etc., the actual axial position is correlated and present as information. Is the current situation y-ist (over the sensor or the correlation) does not match the current setpoint y-soll, so acts the control and / or regulation 7544 in turn with a corresponding control command to the respective drive motors 107.
  • a control process may be more advantageous Be provided in which the newlypopulatedachste role, e.g. Roll 106, to the straight running roll, e.g.
  • Roller 104 (or web) in the axial direction automatically is aligned before the new train B; B 'by means of an adhesive and cutting device 108 to the trajectory B '; B glued, and the old train B '; B from her roll 104; 106 is separated. Also, it is by the driven support arms 101; 102 possible and provided that after receiving a new roll 104; 106, or before Start of production, roll 104; 106 in its axial position with respect to desired web edge course automatically positioned and thus the web edge is preset. Corresponding information about the planned production and / or Default values receives the control of the roll changer 100 by the system S or the machine control. The reel changer can then use an inner loop for Implementation of the specification from the system S included.
  • An axial adjustment range of Support arms 101; 102 of the roll changer 100 is then designed such that it Receiving a roller 104; 106 with a width b of up to 1,000 mm and in addition one Correction possible from a middle position by at least ⁇ 50 mm.
  • the Setting and / or keeping constant one for the processing of the web B; B 'suitable Web tension is provided by a corresponding means, e.g. a dancer roller 7543, ge
  • the web tension already a default for the trouble-free unwinding (bag formation and excessive tension is avoided), is ultimately the course of the path B; B 'through the following printing units 747 and subsequent units essential adjustment of the web tension and / or the lateral orientation of the web B; B 'in the infeed 200.
  • the retraction unit 200 has at least one device for adjusting the Web tension as well as a device for lateral alignment (Fig. 5).
  • the infeed 200 has a Pull roller 202 driven by a drive motor 201. Slip on the one hand by large wrap the draw roller 201 from 90 to 180 ° (by S-shaped curve the web B) and, secondly, to the draw roll 202 e.g. pneumatically adjustable Rollers 203 avoided / reduced.
  • the drive motor 201 can in terms of a variant. be executed regulated by its moment, in which case over that of a Voltage regulation predetermined moment the web tension is adjustable.
  • the driven tension roller 202 can in this case at the same time as a device for Setting the web tension to be effective over the applied moment. In the example is the drive motor 201, however, regulated with respect to its speed.
  • the speed to be set is e.g.
  • the web tension is in the illustrated embodiment with one of the tension roller 202nd determined downstream device and set.
  • the web B circumscribes a in their position movable roller 204, in particular a dancer roller 204, and a Measuring roller 206.
  • the dancer roller 204 is by means of a drive 207, for example a pressurizable with pressure cylinder 207, changeable in position and with a force against a generated by the roller 204 wrapping web B Traction acted upon.
  • the infeed 200 also has a web guide to the side Alignment of the web B by means of a corresponding device, which means for lateral displacement 208, e.g. a rotating frame 208, and a measuring device for Detecting the position of the web edge 209 has.
  • the measurement takes place for example via a transmitter, a mirror and a receiver for the reflected beam.
  • a in Fig. 5 only schematically indicated control and / or regulating device 211st a comparison of the actual value x-ist with a example of the Machine control predetermined setpoint x-soll for the position of the web edge.
  • the control and / or regulating device 211 a Deviation compensating control command ⁇ to an only schematically indicated Drive 212 given.
  • the measuring device 209 is in its axial position can be changed, e.g. remotely operated via a drive means, executed. This can be based on control command from a control panel or automatically by the Machine control positioning on the basis of information regarding a to make the planned production used web width.
  • the web guide 208, 209, 211, 212 of the Infeed 200 and the control and / or regulation 7544 of the support arms 101; 102 of the roll changer 100 with each other in procedural operative connection (in Fig. 3rd and 5 indicated).
  • the web guide 208, 209, 211, 212 has - viewed from a zero position - a limited by the mechanics limited adjustment range. Will a predefined and / or reached predefinable limit range, it is, for example by the controller 211, a correction value K, for example, as an offset for the setpoint y-soll the role or Tragarmposition to the roll changer 100 and its control 7544 given. at Reaching a limit range for the travel of the web guiding control 208, 209, 211, 212 Thus, a correction of the roll position is made in the reel changer. In Further, the correction is made such that the web guide 208, 209, 211, 212 again into a permissible range, advantageously close to its zero position can return.
  • the press has several, e.g. at least four, in particular five essentially the same Printing units 300.
  • the printing units 300 are preferably side by side arranged and used by the railway B; Go through B 'horizontally.
  • the printing unit 300 is preferred as a printing unit for offset printing, in particular as a double printing unit 300 or as I-printing unit 300 with two offset printing units 301 for the two-sided printing in so-called rubber-against-rubber operation performed.
  • At least one of the printing units 300 are at least in the lower area, and optionally in the upper area, rollers 302 before and downstream, by means of which an incoming web B; B 'around the printing unit 300 at the bottom or at the top, one around an upstream printing unit 300 Guided track B; B 'by the printing unit 300 feasible, or by the Printing unit 300 passed through web B; B 'around the downstream printing unit 300 is feasible.
  • Fig. 6 shows schematically the arrangement of two over the web B; B 'acting together
  • Printing units 301 each with a transfer cylinder 303 and a form cylinder 304 executed cylinder 303; 304, also as printing cylinder 303; 304 denotes an inking unit 305 and a dampening unit 306.
  • the printing unit 300 has per form cylinder 304 via devices for half or fully automatic plate feeder 307 or change of a printing forme 310.
  • the printing press for an imprint operation has at least one or more printing units 300 additional Guide elements 308 closely before and after the nip of the printing unit 300.
  • additional Guide elements 308 closely before and after the nip of the printing unit 300.
  • the web B; B ' goes through the Nippstelle such that they are connected to a line of rotation axes the two transfer cylinders 303 substantially at an angle of 80 ° to 100 °, e.g. forms about 90 °.
  • the guide elements 308 are preferably as luftum Whyte rods or Rollers performed. This reduces the risk of abrasion from previously freshly printed Colour.
  • each transfer cylinder 303 associated with a washing device 309.
  • the washing device 309 By means of the washing device 309, the elastic surface of the transfer cylinder 303 to be cleaned.
  • the cylinders 303; 304 each have a circumference between 540 and 700 mm, wherein preferably form and transfer cylinders have the same circumference.
  • the circumferences are between 540 and 630 mm.
  • the section length a is 620 ⁇ 10 mm.
  • the Pressure unit designed so that with a few changes optional Cylinder 303; 304 with a circumference of 546 mm, 578 mm, 590 mm or 620 mm is executable. For example, only an exchange of bearing elements or a changed position of the bores in the side frame (and sprue, s.u.) for the cylinders 303; 304 and an adjustment of the drive (lever, s.u).
  • the transfer cylinder 303 does not have at least one on its circumference illustrated elevator, which in at least one axially on the lateral surface extending channel is held.
  • the transfer cylinder 303 only one over the effective length or substantially over the entire printing width of the web B; B 'reaching and essentially (except for a push or a channel opening) around the entire circumference of the transfer cylinder 303 reaching elevator.
  • the elevator is preferably designed as a so-called.
  • Metal blanket which comprises an elastic layer (e.g., rubber) on a substantially dimensionally stable carrier layer, e.g. a thin metal plate. The ends This elevator will now be through an opening on the lateral surface in the channel introduced and held there friction or form-fitting.
  • the ends are bent / folded (eg in the area of its leading end to about 45 ° and in the region of its trailing end by about 7575 °). These ends are enough through an opening of an axially over the entire width of the Transmission cylinder 303 reaching channel, which, for example, also a Has locking, clamping or clamping device.
  • the opening to the channel points in Area of the circumferential surface in the circumferential direction of the cylinder 304, preferably a width from 1 to 5 mm, in particular less than or equal to 3 mm.
  • the clamping is advantageous pneumatically operable, e.g. as one or more pneumatically operated levers which in the closed state by spring force against the reaching into the channel trailing end are biased executed.
  • actuating means is preferably a can be acted upon with pressure medium hose used.
  • the inking unit 305 has a color feeder, e.g. a color box 311 with a Adjustment device 312 for regulating the flow of color, a plurality of rollers 313 to 325 on.
  • the ink feed can also be designed as a doctor bar.
  • the color arrives at each other employed rollers 313 to 325 from the ink fountain 311 on the Ductor roller 313, the film roller 314 and a first ink roller 315 on a first Grit cylinder 316. From there, the ink passes depending on the mode of operation of the inking unit (see below), via at least one ink roller 317 to 320 on at least one other Distribution cylinder 321; 324 and from there via at least one application roller 323 to 325 the surface of the forme cylinder 304.
  • the Color of the first distribution cylinder 316 via different possible ways either or simultaneously (in series or in parallel) via two further distribution cylinders 321; 324 to the Application rollers 323 to 325.
  • the second distributor cylinder 324 may be driven simultaneously with a roller 328, e.g. applicator roll 328, the dampening unit 306 act together.
  • the roller 328 cooperates with another roller 329 of the dampening unit 306, e.g. one Friction roll 329, in particular an iridescent chrome roller 329 together.
  • the Chrome roller 329 receives the dampening solution from a moistening device, e.g. one Roller 330, in particular a dipping roller 330, which into a dampening solution supply 332, e.g. a water tank, dives.
  • a moistening device e.g. one Roller 330, in particular a dipping roller 330, which into a dampening solution supply 332, e.g. a water tank, dives.
  • Under the water box is preferably a Drip tray 335 for collecting condensation water forming on the water box arranged, which in an advantageous embodiment can be heated, e.g. by means of heating coil, is executed.
  • the friction roller 329 and the fountain roller 330 is ever a rotatory Single drive (not visible in D7), in particular a drive motor, provided, which e.g. via a corner or bevel gear, the respective roller 329; 330 mechanically independently rotatory individually drives.
  • the drive motor is preferably as regards the speed adjustable (in particular continuously) electric motor, in particular Three-phase motor running.
  • the setting of the speeds or the dampening can advantageously from the control desk, e.g. from the color desk, where they too is shown.
  • the machine control is a Correlation between machine speed and dampening or speed stored, by which the speed of the two rollers 329 to be adjusted; 330, in particular the roller 330, can be specified.
  • the rollers 317; 318; 328 are in an advantageous embodiment in the solid and dashed lines indicated manner arranged movable. Under the Movability of the rollers 317; 318; 328 is not the usual one here for adjustment purposes Given adjustability to understand, but the operational mobility for Changeover from one operating position to another. That they are manual or through Actuatable actuators and / or stops (e.g., adjustable) - both for the one as well as for the other operating position. Furthermore, is larger allowed Travel before or the roller assembly is chosen so that the Both layers can be reached by the usual travel.
  • the chrome roller 329 and the roller 330 are each in one Direction movable perpendicular to its axis, e.g. in levers, stored so that the position the applicator roll 328 in o.g. Way is changeable.
  • Fig. 7 is schematically (only for the upper printing unit 301) a mode of operation shown, wherein the roller 317 is turned off by the second distribution cylinder 324, on Gripping cylinder 316 remains employed, and in a development at the same time to the roller 314 is employed. At the same time, the roller 318 is detached from the second distributor cylinder 324 employed the first distribution cylinder 316. The color path is thus over the first and third distribution cylinder 316; 321.
  • the application roller 328 of the dampening unit 306 is located in contact with the second distribution cylinder 324, so that a fountain solution directly and over a total of five rolls 324, 325 and 328 to 330 (five-roller dampening unit) takes place.
  • inking and dampening unit 305 is particularly suitable; 306 at Operation with special colors, especially for colors with high metallic content, and / or if for other reasons (e.g., emulsifying behavior and / or unnecessary Roller contamination) no indirect dampening should take place.
  • roller 328 Due to the adjustability of the roller 328 is thus a choice between direct moisture in the "three-roll dampening unit” and - depending on the Position of roller 317 - indirect humidification or direct humidification "Five-roller dampening unit” possible.
  • Design is a default on the system S as a function of one intended production. Depending on occupancy / not occupancy, color variety and / or print density, the operating mode is selected and the default is made.
  • the inking unit 305 advantageously has, in addition to the rollers 313 to 325 mentioned at least a further roller 326, by means of which in the ink path, in particular before the first Friction cylinder 316, color from the inking unit 305 can be removed. This is done by adding this roller 326 itself, or, as shown in an interacting with this Roller 327 a corresponding removal device 333 can be adjusted (Fig. 6).
  • Fig. 9 shows the removal device 333, as with the roller 327 (also possible roller 326, but adapted to the direction of rotation) works together.
  • the roller 327 also possible roller 326, but adapted to the direction of rotation
  • the roller 327 works together.
  • about the length of the roller 327 are a plurality of e.g. as stripping elements 334 executed sections 334th adjustable to the lateral surface.
  • the removal device 33 respectively at least in one edge region of the roller 327, at least one such stripping element 334 on.
  • a middle zone 340 (inactive zone 340) of the roller 334 are e.g. no stripping elements 334 provided.
  • stripping elements 334 which, however, depending on Requirements are adjusted so that they are used when hiring the pickup device 333 do not come into contact with the lateral surface.
  • one or several stripping elements 334 in particular in the edge region, can in the corresponding portion of the roller 327 taken color and e.g. in one Container 336 collected and in a further development of the ink supply again be returned.
  • Over the roller 326 is thus in this section of the roller 315, and thus also approximately the subsequent ink path to the forme cylinder 304 (z.T. also via reverse coloring) color removed (sink).
  • each edge region of Roller 327 are each a group of several stripping elements 334, here five, im substantially flush with each other then juxtaposed. Between Both groups may have a section (corresponding to a minimum width b 'of a to be printed web B ') without stripping elements 334 may be provided.
  • the stripping elements 334 are in the embodiment of FIG. 9 on a common Spindle 337 and are arranged by pivoting the spindle 337 by means of a Drive 338, here on both sides depending on a pressure actuated cylinder 338, on or suppressible.
  • the definition of the effective stripping elements 334 takes place here via the manual placement of knives 339 via respective adjusting means 341, e.g. lever mechanisms 341.
  • the placement of the knives 339 may also be advantageous in an advantageous development by individual drives, for example by means of small pressure cylinder, magnetic, piezoelectric or motor, done.
  • Advantageous here are remote-operated drives, For example, from a control room and / or a machine control ago.
  • the stripping elements 334 are not altogether turned on but a place is made for each stripping element 334 individually, e.g. by individual drives, for example by means of small pressure cylinder, magnetic, piezoelectric or motor.
  • individual drives for example by means of small pressure cylinder, magnetic, piezoelectric or motor.
  • remote-controlled drives For example, from a control room and / or a machine control ago.
  • a procedure described below in the setting of the inking unit 305th advantageous: when adjusting the flow of color to the product and / or the width b; b ' the web B to be printed; B 'is the color flow from the ink fountain 311 in the Inking unit 305 zones by setting passage gaps between ink fountain 311 and the first roller 313 (Fig. 10). This is done e.g. remotely operated Placing colorimeters 343 by means not shown in Fig. 10 drives. Will one centered web B ', which is only partially wide, e.g. basically closed on each side of the roller 313 at least one of the color meter 343.
  • the number of basically due to the web width to be closed color meter 343 depends on the width b; b 'and possibly the lateral position of the web B; B '(the latter for example, if a narrower web B; B 'is not centered.
  • color meter be closed depending on the printed image, i. from the color requirement in the respective zones of the area to be printed.
  • the width of the web B; B 'dependent basic setting of the stripping elements 334 and / or the color meter 343 is now in an advantageous embodiment by the system S or the machine control automatically depending on the printing Web width made.
  • the automatic adjustment can only on the Color knife 343, only on the stripping elements 334, or in a development on be both directed.
  • This information about the web width and / or position is e.g. in the Product information and / or in reel changer 100 and / or one Product planning system and is provided to the system S.
  • the information about the web width (possibly position) or the information on closed color meter 343 is now to control the o.g. Drives for the individually operable stripping elements 334 or knife 339 used.
  • the superstructure 700th comprises as essential modules at least one longitudinal cutting device 701, a Turning 702 and a funnel unit 703 (Fig. 11). In the figure are vertical Supports between different levels as well as stairs and other structural Measures for clarity largely not shown. In a The simplest standard version is the superstructure without slitter 701 and Turning 702 executed and only for a one-lane straight ahead of the train B; B 'provided.
  • the superstructure 700 may functionally and / or structurally still a web edge or Web center control device with e.g. Revolving frame 713 and sensor 714, a silicone movement 716 with two consecutively brought into contact with the track, each individually motor driven applicator rollers, possibly a scanning device 717 for measuring the Color density and possibly a perforator 718 (only indicated by dashed lines) assigned and in particular the longitudinal cutting device 701 upstream.
  • a scanning heads 715 for the color register control on both sides of the railway B may functionally and / or structurally still a web edge or Web center control device with e.g. Revolving frame 713 and sensor 714, a silicone movement 716 with two consecutively brought into contact with the track, each individually motor driven applicator rollers, possibly a scanning device 717 for measuring the Color density and possibly a perforator 718 (only indicated by dashed lines) assigned and in particular the longitudinal cutting device 701 upstream.
  • the slitter 701 is adapted to receive the incoming web B; B 'in several partial webs, e.g. two partial webs B1; B2 cut lengthwise.
  • the blade unit 705 formed as a paper cutter.
  • the counter knife 707 may u.U. also as Roller 707 may be formed.
  • the lower blade 706 is preferably electrical independent of other units or blade units 705 individually motor driven and preferably has a lead over the web B of 2 - 5%.
  • the upper knife 707 is driven by friction with the lower knife 706.
  • the blade unit 705 is on a frame-fixed traverse designed to be axially movable.
  • the axial alignment can be up manually adjusted techniques (loosening and moving, manually driven Spindle (s), etc.) or in an advantageous embodiment by drives (for example, motor over Spindles).
  • drives for example, motor over Spindles.
  • the latter is particularly advantageous when the axial positioning or at least presetting of the machine control automatically based on the Printing intended width b; b 'of the web B and the product specific be made to cut lines or from a control panel ago. For this is, for example, before the start of production of the system S (from the machine control or a corresponding software program) the current setting on for scheduled production required preset values checked and / or a Default setting.
  • the Longitudinal cutting device 701 each whole in the printing machine to be printed web B. only one, z. B. pneumatically on / off adjustable blade unit 706.
  • a more variable execution are per track B 'two such blade units 706 axially next to each other and e.g. individually adjustable by motor.
  • either from a web B up to five partial webs B1; B2 are cut, or optionally three partial webs, wherein by means of the outer Knife units 705 a trimming of the outer webs on their outer edges is vorrisebar.
  • B2 are z.
  • Three Knife units 706 one for the middle longitudinal section and two for the outer edges intended.
  • the superstructure 700 has a downstream of the possibly existing dryer 600 Area, z. B. at least before the possibly existing turning 702, a towing device, e.g. a pull group, which includes at least one draw roller 708.
  • the draw roller 708 is preferably mechanically independent of other aggregates by a own drive motor, e.g. a servomotor, driven. He is preferably with respect. Its speed is controlled and receives a setpoint based on a measured value (s.u.) and of e.g. setpoint value (or setpoint range) specified by the machine control for the tension.
  • the train group has several axial juxtaposed rollers 709 which, for example, in groups or preferably individually pneumatic on or from the tension roller 708 on or off are. With the individual On / Ab auskeit a varying web width can be considered become.
  • the superstructure 700 In spatial proximity to this train group, here a last as measuring roller 709 executed guide roller 709 in front of the train group, the superstructure 700 a Measuring device 709 for determining the web tension.
  • the measuring device 709 is e.g. designed as a measuring roller or otherwise.
  • the web tension is by means of the measuring device 709 determined and used for voltage regulation.
  • the turning tool 702 has at least one turning tail 711, by means of which a Sub-railway B1; B2 can be brought to another flight and / or can be overthrown. It includes a pair of turning bars 712. In an advantageous illustrated here Execution are two turning corners 711, i. two pairs of turner bars 712 to Offset or to fall two partial webs B1; B2 provided.
  • the turning bars 712 of a pair can be either parallel to each other and 45 ° to the incoming Track B may be inclined (offset), or they are perpendicular to each other arranged and inclined by 45 ° or 7575 ° against the incoming web B (falls and if necessary offset). As shown in FIG.
  • each turning corner is 711 at least one guide element 710 upstream, by means of which the respective sub-web B1; B2 is supplied to the turning deck 711.
  • another guide element 710 be provided, by means of which a track of an example, uncut B or a partial web B1, B2 without turning - i. in "straight ahead" - to Funnel unit 703 is enabled.
  • the guide element 710 is in an embodiment as Guide roll 710 executed. It is either solid but rotatable with the not explicit illustrated frame or structurally fixed but rotatable with the associated Reversible corner 711 connected.
  • the two turning tables 711 can have the same width be executed. It is advantageous if the length of the turning bars in Projection to incoming web B or part web B1; B2 are such that they at least a three-quarter wide web B of the maximum width b of a full web B, z. B. at least 750 mm. This is also an advantage if only a reversible deck 711 is provided.
  • turning table 711 is one of the turning corners 711 with the said width, z. B. the three quarters of web B correspondingly, and the other turning blank 711 smaller, e.g. at least two-thirds of a full maximum trajectory B in projection, e.g. approx. 666 to 680 mm, executed. Under length or width of the turning table 711 is in In this context, the length of the web guide effective lateral surface understand, to which possibly still pin, storage, untreated lateral surface, etc. added can come.
  • all turner bars 712 in the plane of incoming web B swiveled or tilted by 90 °. It is also advantageous a flying mounting of the turning bars 712, i. with a fastened and a free end.
  • the turning bars 712 are each not shown Means associated with the current position of the turning bar 712 - to the left or tilted to the right - detected and sent to the machine control or the control console of Machine reports. This can be, for example, only schematically in FIG. 12 be indicated initiators 744, which mechanically (switch) or electromagnetically (Induction, photocell) be activated or deactivated as soon as the turning bar 712 located in one of the intended positions.
  • the printer or a program can then check if the turner bars 712 are in for the planned production required position. It can by the system S an error signal or even a start - up lock can be issued for the machine when the position of the Turning bar 712 to the intended production (or web run) does not match.
  • Each turning bar 712 in a preferred embodiment is generally transverse in one direction to the incoming web B; B 'movably arranged in the superstructure 700.
  • the turning bar 712 is for this purpose on a carriage 710, z. B. Cart 710, a so-called turning cart 710, which is arranged in a direction transverse to incoming train B; B 'is movable.
  • This is preferably done by means of a drive 737, e.g. an electric motor 737, via a corresponding mechanism, for. B. one Spindle drive 741 or alternatively a belt drive or linear drive).
  • a drive 737 e.g. an electric motor 737
  • each of the two turning bars 712 of a pair of at least one, in particular on two carriers 738, z. B. raw-shaped guides 710, mounted movable transversely to the direction of the incoming web, which in turn to Rack walls 739 are arranged.
  • the lateral movement of the slide 710 on the at least one guide 738 is carried by the electric motor 737 via a through this driven spindle drive 741, z. B. the threaded spindle 741.
  • Each turning bar 712 z. B. such a drive 737, 741, and preferably a means for adjustment and / or Detection of the axial position provided.
  • the latter can for example by a Sensor be formed, which detects the axial position of the carriage.
  • a sensor detecting the angular position and / or number of revolutions on the spindle drive 741 or the motor shaft may be arranged.
  • the motor 737 itself as a stepping motor be executed, which a defined positioning by appropriately calibrated Control enabled.
  • Essential to the mentioned means is that an axial Position is at least measurable or defined adjustable, in particular remotely operated.
  • the turning bar 712 at one, in particular between two slide-fixed tabs 742 to a - z. B. to the axial direction of the guide and the Plane of the incoming vertical web - swivel axis S712 mounted pivotally.
  • a feed 743 for the blown air is coaxial with Swivel axis S712, z. B. as rotary feedthrough 743 executed. So is a spatial Movement of the feed during pivoting avoided.
  • a merely indicated locking mechanism 746 be provided, by means of which the Turning bar 712 can be fixed in their respective end position.
  • the turning bars are preferably pivotally mounted at one end and free at the other end, d. H. they are stored on the fly.
  • the Drives 737 of the turning bars 712 are in signal communication with the system S. Based on the production data (eg planned web guide, resulting theoretical cutting line, and / or web or partial web width b; b ') becomes the current situation the turning bar 712 with a predetermined or predetermined for this production Lü and possibly a corresponding movement übe control commands to the relevant drives 737 causes. Such default values can be tabulated for the various productions are deposited, or it can be found in the system Calculation using the through the web widths and the to be obtained lateral offset instead.
  • the production data eg planned web guide, resulting theoretical cutting line, and / or web or partial web width b; b '
  • Such default values can be tabulated for the various productions are deposited, or it can be found in the system Calculation using the through the web widths and the to be obtained lateral offset instead.
  • the pivotable turner bars 712 associated with an unillustrated drive for panning, which, for example, like for the drives 737 set forth by the o. System S according to the planned Production and / or web guide is preset.
  • a drive can as fluid-actuable drive means, for. B. a pneumatic or hydraulic drive, be executed.
  • micro-openings In contrast to known components with conventional openings or holes of opening cross sections in the range of millimeters and a hole spacing of several millimeters, a much more homogeneous surface structure is advantageously created in the formation of micro-openings on the surface.
  • openings on the surface of the component which have a diameter less than or equal to 500 microns, advantageously less than or equal to 300 microns, in particular less than or equal to 150 microns.
  • microapertures can advantageously be referred to as open pores on the surface of a porous, in particular microporous, air-permeable material or as openings be carried out through holes of small cross-section, which through the Extend the wall of a feed chamber to the outside.
  • porous material the version with through holes are on there applied principle of the pivotable turning bar apply equally.
  • microporous material uniform distribution of on the surface of the material to escape air leakage, without high It is to require layer thicknesses of the material with high flow resistance expedient that the component has a solid, air-permeable support on the the microporous material is applied as a layer.
  • a carrier can with Compressed air can be supplied, which flows out of the carrier through the microporous layer flows and forms an air cushion on the surface of the component.
  • This carrier can in turn with a better air permeability than that of the be porous to microporous material; but he can also from a one cavity enclosing, provided with air passage openings flat material or molded Material be formed. Combinations of these alternatives are also possible.
  • the thickness of the layer at least the distance of adjacent openings of the carrier equivalent.
  • the turning bar 712 By means of the turning bar 712 is - depending on their position relative to the direction of incoming or incoming train B; B1; B2 - by wrapping the turning bar 712 for the web B; B1; B2 causes a change of direction by about + 90 ° or about -90 °.
  • the Turning bar 712 can be used as a pair of two parallel, 45 ° to the web transport direction inclined turning bars 712 for lateral offset, or as a pair of less than 90 ° crossed to each other, inclined by 45 ° or -45 ° to the web transport direction Turning bars 712 serve to topple the web 712.
  • several Turner pairs arranged.
  • the turning bar 712 or the turning bar pair after a printing unit and before a folder or a dryer and a folder before a Rotary printing machine can be arranged. It has z. B. an outer diameter of 60-100 mm and, for example, a length of more than 1,200 mm.
  • the Turning bar 712 (or both turning bars 712 respectively) at least two Positions and is (or are) in particular pivotable through 90 °, wherein in a first Positioning a first half of the circumferential surface in the circumferential direction of a web B; B1; B2 is wrapped (Fig. 13a) and in a second position, a second half of Jacket surface is looped around (Fig. 13b).
  • the lateral surface of the turning bar 712 has openings 747, z. Micro openings 747 on, by which in operation from an internal cavity 748, z. B. one Chamber 748, in particular pressure chamber 748, under pressure against the environment standing fluid, e.g. As a liquid, a gas or a mixture, in particular air, flows. In the figures, a corresponding supply of compressed air into the cavity 748 not shown.
  • the turning bar 712 has on its lateral surface in the circumferential direction both on the in the respective operating situation embraced side as well as on the not by the Lane B; B1; B2 covered, d. H. the opposite side micro openings 747 on. At least on a provided for wrapping longitudinal section of the turning bar 712 thus has this over the full circumference of 360 ° (facing as well remote side) distributed micro-openings 747 on.
  • the Turning bar 712 no device or mechanism provided, which (r) in Operating the flow of fluid from the cavity 748 through the micro-openings 747 on the the railway B; B1; B2 remote side prevented.
  • micro-openings 747 are in each of the at least two mentioned operational situations in a complete Circumferential region of 360 ° can be flowed through or through fluid.
  • a change of the Turning bar 712 from one to the other position requires only pivoting, and no additional covering of the openings or no interruption of the füreriesweges between cavity 748 and micro-opening 747th
  • This simple embodiment is characterized by the formation of the openings 747 Micro-openings 747 makes sense, as this gives a thinner but more homogeneous Created air cushion, at the same time a required or resulting volume flow and thus a leakage current over the "open" side is significantly reduced.
  • the height Resistance of the micro-openings 747 in contrast to openings large Cross-section that a "not covering” a range of openings not to a kind Short-circuit current leads. In the total resistance of receives over the openings 747 sloping part resistance increased weight.
  • the micro-openings 747 are open pores on the Surface of a porous, in particular microporous, air-permeable material 749, z. B. of an open-pore sintered material 749, in particular of sintered metal, educated.
  • the pores of the air-permeable porous material 749 have a average diameter (average size) of less than 150 microns, z. B. 5 to 60 microns, in particular 10 to 30 microns.
  • the material 749 is with an irregular, amorphous Structure formed.
  • Choice of material, dimensioning and pressurization are selected such that from the air outlet surface of the sintered material 749 1 - 20 standard cubic meters per m 2 , in particular 2 to 15 standard cubic meters per m 2 , emerge. Particularly advantageous is the air outlet of 3 to 7 standard cubic meters per m 2 .
  • the sintered surface is removed from the cavity 748 with an overpressure of at least 1 bar, in particular with more than 4 bar applied.
  • cavity 748 of the turning bar 712 at least on its with the web B; B1; B2 cooperating longitudinal section, essentially alone from a Cavity 748 forming body of porous solid material formed (i.e., without further load-bearing layers), this is z.
  • the turning bar 712 a solid, at least partially permeable carrier 751, on which the microporous material 749 is applied as layer 749 (FIG. 14).
  • a carrier 751 can be compressed air be applied from the carrier 751 through the microporous layer 749 flows and thus forms an air cushion on the surface of the turning bar 712.
  • the porous material 749 does not become a load-bearing solid (with or without frame construction), but as a coating 749 on one Feedthroughs 752 and passage openings 752, in particular metallic, carried carrier material.
  • “non-bearing" layer 749 i.V.m. the Carrier 751 is - in contrast to, for example, known from the prior art "supporting" layers - a structure understood, with the layer 749 on their entire layer length and total layer width each on a variety of Supporting points of the carrier 751 is supported.
  • the carrier 751 has z. B. on his with the Layer 749 cooperating width and length in each case a plurality not connected feedthroughs 752 on.
  • the carrier material takes substantially the Weight, shear, torsional, bending and / or shear forces of the component, which is why a corresponding wall thickness (eg greater than 3 mm, in particular greater than 5 mm) of the Support 751 and / or a corresponding stiffened construction is selected.
  • the z. B. the Cavity 748 to the layer 749 limiting, or by appropriate shaping (For example, tubular) forming the cavity 748 carrier 751 has on the with the porous Material coated side a variety of openings 753 for the supply of compressed air in the porous material 749. Also in the openings 753 of the carrier 751 may be in Area of the walls z. T. porous material are.
  • the porous material 749 outside the feedthrough 752 has a layer thickness, the is less than 1 mm, up. Particularly advantageous is a layer thickness between 0.05 mm and 0.3 mm.
  • a proportion of open area in the area of the effective outer surface of the porous material, here called opening degree, is between 3% and 30%, preferably between 10% and 25%.
  • the thickness of the layer be at least the distance adjacent openings 753 of the carrier 751 corresponds.
  • Fig. 14 illustrated embodiment is as a carrier 751 and inner body 751 in the Turning rod 712 a support tube 751 with any, but advantageous annular Profile arranged, wherein the wall thickness of the support tube 751 is greater than 3 mm, in particular greater than 5 mm, is.
  • the support tube 751 has a plurality of Feedthroughs 752 with openings 753 for supplying the compressed air into the porous material 749 on.
  • the support 751 which may also be designed as a carrier tube 751
  • the support 751 may itself also made of porous material, but with a better air permeability - z. B. a larger pore size than the microporous material of layer 749 be executed.
  • the openings 753 of the carrier 751 are open Pores in the area of the surface, and the passages 752 through which over the Porosity formed inside randomly formed channels.
  • the carrier 751 can also from any, the cavity 748 enclosing, with bushings 752nd be formed flat material or molded material. Also combinations these alternatives come into consideration.
  • the inner cross section of a feed line, not shown, for supplying the compressed air to the turning bar is less than 100 mm 2 , preferably between 10 and 60 mm 2 .
  • the micro-openings 747 are designed as openings through-holes 754, in particular micro-bores 754, which extend through a z. B. as a pressure chamber 748 formed cavity 748 limiting wall 756, z. B. chamber wall 756, extend outward.
  • the holes 754 have z. B. a diameter (at least in the region of the openings 747) of less than or equal to 500 .mu.m, advantageously less than or equal to 300 .mu.m, in particular between 60 and 150 .mu.m.
  • the opening degree is z. B. at 3 to 25%, especially at 5 to 15%.
  • a hole density is at least 1/5 mm 2 , in particular at least 1 / mm 2 up to 4 / mm 2 .
  • the wall 756 thus has, at least in one of the web B; B1; B2 opposite area, a microperforation on.
  • the microperforation extends - as in the first embodiment, the feedthroughs 752 and layer 749 - by the full circumference of 360 °.
  • the flow resistance affecting wall thickness of the holes containing chamber wall 756 is z. B. at 0.2 to 3.0 mm, advantageously at 0.2 to 1.5 mm. in particular from 0.3 to 0.8 mm.
  • Inside the turning bar712, especially in the Cavity 748 may include a reinforcing structure, not shown, such as a in the longitudinal direction of the turning bar 712 extending carrier, in particular Metal support, be arranged, on which the chamber wall 756 at least supported in sections or at points.
  • the chamber 748 enclosing wall 756 is z. B. by a hollow profile body, preferably a tubular hollow profile body, in particular a hollow profile body formed with annular profile.
  • an overpressure in the chamber 748 of 0.5 to 2 bar, in particular from 0.5 to 1.0 bar of advantage.
  • the bores 754 may be cylindrical, funnel-shaped or other special Shaping (eg in the form of a Laval nozzle) be executed.
  • the microperforation, d. H. the production of bores 754, preferably by Drilling by means of accelerated particles (eg liquid such as water jet, Ions or elementary particles) or by means of electromagnetic radiation higher Energy density (eg light by laser beam). Particularly advantageous is the production by electron beam.
  • accelerated particles eg liquid such as water jet, Ions or elementary particles
  • electromagnetic radiation higher Energy density eg light by laser beam
  • a stainless steel formed wall 756, in a preferred embodiment has a dirt and / or color-repellent finishing on. It has an unillustrated, the Openings 747 and bores 754 not covering coating - z. B. nickel or advantageous chromium - on which z. B. is additionally processed - z. B. with micro ribs or structuring a lotus flower effect or preferably highly polished).
  • the wall having the holes is in one variant as one or more Inserts formed in a carrier.
  • the insert can be fixed or changeable with the Be associated carrier. The latter is advantageous in terms of a cleaning or else one Exchange of inserts of various microperforations for adaptation to different materials and web widths.
  • openings 747 such inserts, for example be arranged on a running in the cavity 748 carrier.
  • FIG. 16 for a pivotable turner bar 712 are shown in Figs this plurality of chambers 748 arranged, each chamber 748 part of the Lateral surface of the turning bar 712 (sintered surface as shown or microperforated Surface, not shown) is assigned in the circumferential direction.
  • Each chamber is 748 selectively acted upon by compressed air, so that in each position of each looped Area of the turning bar 712 is supplied with compressed air.
  • a source acted upon Fig. 17.
  • the possibly existing turning plant B; B1; Subordinated B2, runs the train B or a Strand of successive tracks B or partial tracks B1; B2 in the hopper unit 703.
  • the funnel unit 703 is arranged in an advantageous embodiment, at least one Register device 719, e.g. with a roller movable along a web running direction 721, by a length of a web path from the slitter 701 to the Funnel casserole is changeable. Is the superstructure 700 for processing two partial webs B1; B2 executed, so in principle a register device is sufficient to the align both tracks in the longitudinal direction.
  • each register means a Measuring means for determining the cut register 722, e.g. a scanning head is subordinate.
  • the two register devices can then for example, the two partial webs B1; B2 to other parts, not shown (For example, from a second line of printing units or a second, through the Pressed web) with respect to the cutting register to be aligned before they e.g. with these in the hopper unit 703 to a strand for further processing be summarized.
  • the drives not shown, the register devices 719 in signal communication with the o. g. System S stand.
  • the production data eg intended Web guide, resulting theoretical cut line, and / or web or web width b; b '
  • the current layer becomes register devices 719 with one for that production predetermined or predetermined position compared and possibly a corresponding movement via positioning commands to the respective drives causes.
  • the production data eg intended Web guide, resulting theoretical cut line, and / or web or web width b; b '
  • the current layer becomes register devices 719 with one for that production predetermined or predetermined position compared and possibly a corresponding movement via positioning commands to the respective drives causes.
  • the resulting Partial webs B1; B2 in the longitudinal register to each other and the roller 721 position accordingly.
  • Such default values can be tabulated for the Dependent on different productions, or it can be found in the system Calculated on the basis of the web widths and the lateral offset railways instead.
  • the funnel unit 703 has as main components at least one roller 731, z. Legs Funnel inlet or funnel roller 731, at least one folder 732 and a pair of folding rollers 733 on.
  • the Trichterzugwalze 731 is preferably mechanical independent of other units by its own drive motor, e.g. one Servomotor, driven. It is preferably regulated with respect to its speed and receives a setpoint based on a measured value (s.u.) and a e.g. of the Machine control preset setpoint (or setpoint range) for the Web tension.
  • the Trichterzugwalze 731 are several axially associated with adjacent rollers 734, which groups, for example or individually pneumatic on or off of the roller 731 on or off.
  • the superstructure 700 a not having shown measuring device for determining the web tension.
  • the Measuring device is e.g. designed as a measuring roller with measuring pin.
  • the web tension is determined by means of the possibly existing measuring device and for voltage regulation used over the Trichterzugwalze 731.
  • the Trichterzugwalze 731 is a longitudinal cutting device 736 assigned by means of which, for example, a central section of an incoming web B is feasible.
  • the longitudinal cutting device 736 can also be used as a perforating device Instead of a continuous blade wear a perforator.
  • the Longitudinal cutting device 736 is preferably made of one, for example pneumatically on / off, Upper knife unit formed, which in Anstelllage with the blade in a encircles the circumferential groove of the hopper roller 731.
  • the former 732 (with Trichterzugwalze 731) not as in Figure 11 be oriented such that webs B; B 'im Straight run on these are feasible, but the former 732 is transverse (about 90 °) to Running direction of the upstream aggregates of the printing press continuous web B; B 'oriented.
  • the Trichterzugwalze 732 is not at least one arranged deflecting bar upstream, which in 45 ° inclination to the transport direction of the incoming train B; B 'but is arranged in the plane.
  • the former 732 is in an advantageous embodiment in one direction (at least one Component) which is perpendicular to theassifalz of the former 732 leaving strand and / or substantially parallel to a rotation axis of a Cylinder (cross cutting cylinder, folding blade and / or jaw cylinder) of Subordinate folder 800. This allows the correct inlet into the cylinder the folder 900 for different web or strand widths and / or layers to adjust.
  • an unillustrated drive for the described movement of the former 732 in Signal connection with the system S is.
  • the production data eg the railway or partial web width b; b '
  • the former 732 is z. B. Positioned such that the folded strand for each width in a suitable manner - z. B. substantially centered on the Lateral surface of the following cylinder - in the folding apparatus 800 and the Conveyors arrives.
  • Preset values can be tabulated for the various Productions are deposited, or it finds in the system a calculation on the basis of due to the web widths and the lateral offset resulting web paths.
  • the folding rollers 733 are individually in their spreading angle in a direction perpendicular to Strand adjustable executed. Further, the folding rollers 733 are common or single along the strand on the folding hopper 732 out or away adjustable executed.
  • the former 732 is in the o. G. individually or together with the Folding roller pair 738 in the horizontal in and against the direction of the in the Folding unit 703 incoming web B arranged movably.
  • the pair of folding rollers 733 e.g. for removal of air cushions, per strand side each followed by a further roller 746, with which the strand successively in slightly S-shaped leadership cooperates.
  • the system S is now replaced by a product planning system.
  • a pre-press stage the printer itself and / or a present one Imposition scheme for presetting relevant data for the planned production.
  • the Imposition scheme includes z.
  • the railways planned for the planned production or partial web paths and the assignment of the form cylinder 304 with the printed pages. Details of the web width and / or the intended lateral position of the web can entered by the printer or by a machine control, the Reel changer 100 itself, a logistics system or a product planning system be obtained.
  • the information on the planned web width and / or location of the former 732 used the partial web width.
  • the information on the intended train or Partial railways processed are z.
  • the default setting of colorimeters is z. More colorful Use of data from the prepress and / or imposition scheme (Color densities, occupancy, etc.) made.
  • the presetting of the removal device 333 accesses the web width to be printed and, if necessary, the imposition scheme (occupancy) back.
  • the printing machine is at least by the system S the slitter 701 preset.
  • the roll changer 100 may be without an "external" presetting by its own internal control loop always be centered.
  • Expansion stages can advantageously be a default of Color meter 343 and / or the stripping 343 done by the system S.
  • one of o. G. various selection of pre-set units or sub-units be provided.
  • a default setting can only be applied to the Adjusting the color meter 343 and the longitudinal cutter 701, while in other design all intended for web guiding and cutting Aggregates or sub-assemblies, in particular those of the superstructure 700 to Presetting are provided.
  • the system S can be designed as a control unit S, which is a User interface for inputting and / or reading in at least one width B; B ' and / or a web path of a web to be processed, computing means for determining a target position of the pre-set units, sub-units or units such the paster 100, the slitter 701, the turning bar 712, the Register device 719 and / or the former 732 based on the web width and / or the Bruweg and drivers for driving the associated actuators to each set determined target position includes.

Landscapes

  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
EP04103277A 2003-07-11 2004-07-09 Procédé de préréglage d'une machine d'impression Expired - Lifetime EP1502887B1 (fr)

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DE10331595 2003-07-11
DE10331595 2003-07-11
DE102004018401 2004-04-16
DE200410018401 DE102004018401A1 (de) 2004-04-16 2004-04-16 Verfahren und Vorrichtung zur Voreinstellung einer Druckmaschine

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EP1502887A2 true EP1502887A2 (fr) 2005-02-02
EP1502887A3 EP1502887A3 (fr) 2005-05-18
EP1502887B1 EP1502887B1 (fr) 2010-04-21

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AT (1) ATE465113T1 (fr)
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ATE465113T1 (de) 2010-05-15

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