EP3287283A1 - Ensemble machine modulaire pour le traitement séquentiel de feuilles - Google Patents

Ensemble machine modulaire pour le traitement séquentiel de feuilles Download PDF

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Publication number
EP3287283A1
EP3287283A1 EP17190102.8A EP17190102A EP3287283A1 EP 3287283 A1 EP3287283 A1 EP 3287283A1 EP 17190102 A EP17190102 A EP 17190102A EP 3287283 A1 EP3287283 A1 EP 3287283A1
Authority
EP
European Patent Office
Prior art keywords
sheet
transport
printing device
impact printing
transport direction
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
EP17190102.8A
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German (de)
English (en)
Other versions
EP3287283B1 (fr
Inventor
Arndt Jentzsch
Christian Ziegenbalg
Bernd Patzelt
Hartmut Nickell
Martin Riese
Stefan Singer
Michael Koch
Carsten Reinsch
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Koenig and Bauer AG
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Koenig and Bauer AG
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Filing date
Publication date
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/001—Apparatus or machines for carrying out printing operations combined with other operations with means for coating or laminating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/007—Apparatus or machines for carrying out printing operations combined with other operations with selective printing mechanisms, e.g. ink-jet or thermal printers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations
    • B41F19/008—Apparatus or machines for carrying out printing operations combined with other operations with means for stamping or cutting out
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
    • B41F23/044—Drying sheets, e.g. between two printing stations
    • B41F23/0443—Drying sheets, e.g. between two printing stations after printing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
    • B41F23/044—Drying sheets, e.g. between two printing stations
    • B41F23/045—Drying sheets, e.g. between two printing stations by radiation
    • B41F23/0453—Drying sheets, e.g. between two printing stations by radiation by ultraviolet dryers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
    • B41F23/08—Print finishing devices, e.g. for glossing prints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/0015—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
    • B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
    • B41J11/0021—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation
    • B41J11/00214—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation using UV radiation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/0015—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
    • B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
    • B41J11/0021—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation
    • B41J11/00216—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using irradiation using infrared [IR] radiation or microwaves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J11/00—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form
    • B41J11/0015—Devices or arrangements  of selective printing mechanisms, e.g. ink-jet printers or thermal printers, for supporting or handling copy material in sheet or web form for treating before, during or after printing or for uniform coating or laminating the copy material before or after printing
    • B41J11/002—Curing or drying the ink on the copy materials, e.g. by heating or irradiating
    • B41J11/0022—Curing or drying the ink on the copy materials, e.g. by heating or irradiating using convection means, e.g. by using a fan for blowing or sucking air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J13/00—Devices or arrangements of selective printing mechanisms, e.g. ink-jet printers or thermal printers, specially adapted for supporting or handling copy material in short lengths, e.g. sheets
    • B41J13/10—Sheet holders, retainers, movable guides, or stationary guides
    • B41J13/22—Clamps or grippers
    • B41J13/223—Clamps or grippers on rotatable drums
    • B41J13/226—Clamps or grippers on rotatable drums using suction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
    • B41J2/01—Ink jet
    • B41J2/015—Ink jet characterised by the jet generation process
    • B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/407—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed for marking on special material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J3/00—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed
    • B41J3/54—Typewriters or selective printing or marking mechanisms characterised by the purpose for which they are constructed with two or more sets of type or printing elements
    • B41J3/546—Combination of different types, e.g. using a thermal transfer head and an inkjet print head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2217/00—Printing machines of special types or for particular purposes
    • B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
    • B41P2217/11—Machines with modular units, i.e. with units exchangeable as a whole

Definitions

  • the invention relates to a machine arrangement for the sequential processing of sheet-shaped substrates according to the preamble of claim 1.
  • a method for sequential processing of sheet-shaped substrates and a machine arrangement with a plurality of processing stations for processing sheets can be removed, wherein in the transport direction of the sheet several processing stations are sequentially arranged for inline processing of these sheets, wherein at least one of these processing stations as a non-impact printing device and at least one in the transport direction of the sheet of non-impact printing device downstream processing station are designed as a dryer.
  • WO 02/48012 A2 are known devices for aligning sheets, wherein the sheets of a shingling flaky added to the device and transferred after aligning the leading edge and a side edge of the sheet to a downstream device, wherein by means of an alignment, on the circumference of an arc at least partially to Can be brought plant, the leading edge of the sheet can be aligned by arranged on the circumference of the alignment cylinder front marks.
  • a machine assembly for sequentially processing a plurality of arcuate each having a front side and a back having substrates comprising a first impression cylinder and a second impression cylinder, wherein each at the periphery of the first printing cylinder at least one of the front of the respective substrate printing first non-impact printing device and in Direction of rotation of the first printing cylinder after the first non-impact printing device, a drying of the first non-impact printing device front side of the respective substrate drying dryer are arranged, wherein in each case on the circumference of the second printing cylinder at least one of the back of the substrate in question printing second non-printing Impact printing device and in the direction of rotation of the second printing cylinder after the second non-impact printing device a the non-impact printing device printed by the back of the respective substrate drying dryer are arranged wherein the first pressure cylinder and the second pressure cylinder are arranged forming a common nip, wherein the first pressure cylinder in this common nip transfers the respective front-side printed and
  • a digital printing machine for sheetfed printing is known, with a circumferentially unformatted digital printing unit, a digital printing unit downstream of the intermediate cylinder, which is at least partially coated with an elastic material, and an intermediate cylinder downstream impression cylinder, wherein the impression cylinder bow holding gripper and the intermediate cylinder has at its periphery the gripper receiving recesses.
  • a device for the application of opaque white or an effect color layer wherein the effect color layer is dried or cured after application and then overprinted, wherein one or more ink-jet printheads is provided within a printing machine, wherein the ink jet or the Printheads for applying the opaque white or effect layer is arranged directly on the substrate or indirectly via an intermediate carrier on the substrate to the transport of the substrate prior to feeding to or within the printing press.
  • a sheet-fed printing machine with a feeder for feeding sheet to be printed in the sheet-fed press, with at least one printing unit and / or coating unit for printing the sheet with a static, identical for all sheets printed image, with a boom for discharging printed sheet from the sheet-fed press, and with at least one integrally formed in the sheetfed press formless printing device for printing the sheet with a particular dynamic, variable print image, the or each pressure-formless printing device in the sheetfed press depending on process parameters or operating parameters or Order parameters or quality parameters controllable integrated.
  • a sheet conveying apparatus comprising: a first conveying unit including a first holder holding an edge of a sheet and conveying the sheet held by the first holder; a second conveyor unit including a second holder holding the one edge of the sheet and conveying the sheet held by the second holder; a third conveyor unit, the third conveyor unit including a third holder which holds the other edge of the sheet conveyed by the first conveyor unit and conveys the sheet held by the third holder; an independent drive unit that independently drives the first conveyor unit; a device drive unit that drives the entire apparatus including the second conveyer unit and the third conveyer unit; and a control unit that controls the independent drive unit to adjust a speed at which the third conveyer unit conveys the sheet based on a dimension of the sheet in a conveyance direction, the first conveyer unit including a rotatably mounted transfer cylinder, and the independent drive unit has an independent drive motor comprising driving the transfer cylinder independently of a device drive system, the third conveyer unit being supported to
  • a sheet feeder for printing machines in which endless belts over a vacuum space so slide, the space is closed and the vacuum only in openings (suckers) of the tape against the paper stack or single sheet of paper takes effect and thus the sheet is taken from the belts, said the bands are made of wear-resistant steel, wherein next to and behind the Saugerstellen preferably blowing openings (chambers, tubes, slots) are located, which bring the bow for separation and levitation by means of blown air.
  • DE 44 13 089 A1 is a method for the shingled feeding of sheet-shaped substrates to a printing press using a conveyor known, in which counter to the conveying direction of the fed via the conveyor table printing material under the scale flow continuously compressed air flows.
  • a device is known on a conveyor table, preferably on a suction belt table, for transporting sheet material in a submerged sheet stream from a sheet feeder to a sheet processing machine, in particular a sheet-fed rotary printing press, with one or more conveyor belts,
  • suction air suction belts which are driven around endlessly around the conveyor table
  • a blowing device which blows outside the guide region of the conveyor belts in the region of laterally and parallel to the conveyor belts arranged guide areas of the conveyor table air under the sheet flow
  • a Blasluftzu entry is provided such that it is at least partially coupled for ventilation openings, such that the guide areas substantially in partial areas or over the entire surface with blast air can be acted upon, wherein the ventilation openings preferably in the region of the outlet-side end of the conveyor
  • a device for braking of printed sheets in the boom of a sheet-fed printing machine with a suction air working sheet brake wherein the sheet brake is connected via a line system and at least one valve with a vacuum generator, so that at the outer radius of the sheet brake in the suction region, a negative pressure can be applied, at least a sensor for determining the position of the printed sheet and a downstream control device are arranged and the valve can be controlled by the control device in dependence on the signals of the at least one sensor.
  • a method for operating a sheet-processing machine in which the sheets are displaced in the transport direction and treated in several processing stations, wherein the displacement speed of the sheet is independently adjustable, the speed of the respective sheet adapted to the processing step to be performed in the respective processing station , and wherein the speed of the sheet is different in at least two of the processing stations.
  • the processing power of the individual processing stations during a certain period of time may be the same size or the processing power of a first processing station is greater or smaller than the processing power of an upstream or downstream second processing station during a certain period.
  • DE 10 2004 014 521 B3 is a device for transporting bows in Printing presses known from the printing units for sheet stacking stack, consisting of at least one gripper carriage guided on both sides with gripper systems for gripping and guiding the sheet, wherein the gripper carriage on the sheet stacking a straight guideway describes and after filing of the sheet on the sheet stack within a deflection on a radius of curvature is guided and further consisting of leading edge gripper for detecting the leading edges of the sheet and depositing the sheet on the sheet stacking stack, wherein a gripper carriage support is provided exclusively on the linear guide track on the sheet stacking stack and the deflection.
  • the invention has for its object to provide a machine assembly for sequentially processing a plurality of arcuate substrates.
  • the solution described can be used in a hybrid, arcuate substrate processing machine assembly, preferably in a hybrid printing machine, which achieves the high productivity of a conventional, e.g. B. in an offset printing process or in a flexographic printing process or in a screen printing process printing device or a coating device, in particular a coating unit variably in combination with at least one flexibly in each case variable printed images printing, z.
  • B. uses as an inkjet printer formed non-impact printing device, both the conventional printing device or the coating device and the non-impact printing device are used in-line production inline each with the optimal working speed for them.
  • Such a hybrid machine arrangement is in particular for the production of packaging means, for. B.
  • bending-resistant arc-shaped substrates in a non-impact printing device can advantageously be printed in a flat state and in a horizontal position.
  • the length of a linear transport device can be with less effort to a different number of printing units or printing stations (color separations) and (intermediate) dryer configurations z. B. for water-based or UV-curing printing inks or inks, as would be the case with a rotary transport device via cylinder.
  • Fig. 1 illustrates in a block diagram various production lines, each with a machine arrangement with several particular different processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 for processing at least one sheet-shaped substrate, in particular a printing material, preferably a particular rectangular printed sheet, short of a bow can be realized, this at least one substrate depending on the material, material thickness and / or grammage is rigid or limp formed.
  • each of these processing stations is preferably 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 each as a z.
  • functionally independent module is formed, which is to be understood by a module usually an independently manufactured or at least one mounted for themselves machine unit or functional assembly.
  • Each of the processing stations 01, which are arranged in the respective machine arrangement; 02; 03; 04; 06; 07; 08; 09; 11; 12 is therefore preferably made independently and is in a preferred embodiment, for. B. individually in its respective function testable.
  • the relevant machine arrangement each by a selection and compilation of at least three different each sheet-processing, cooperating in a particular production processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 is formed, each embodies a specific production line.
  • Each of the illustrated production lines, each by a specific machine arrangement with multiple processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 is embodied, in each case in particular for the production of one of the printing substrate, preferably from formed the printed sheet packaging means.
  • the packaging materials to be produced are z. B. each a carton, each made of printed sheet.
  • the various production lines are therefore designed in particular for the production of different packaging means.
  • the processing of the printing material required during a specific production takes place in each case inline, ie the processing stations 01 involved in the specific production; 02; 03; 04; 06; 07; 08; 09; 11; 12 are selected during the passage of the printing material by the selected for the respective production, the respective processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 having machine arrangement in an orderly sequence successively and coordinated with each other for use, without an intermediate storage for the substrate, ie the processed sheet is provided during the production carried out with the respective machine arrangement production.
  • Allen in the Fig. 1 shown production lines have in common that they each cooperate with a processing station 06, the at least one non-impact printing device 06, preferably several, z. B. four, five, six or seven in each case in each case individually controlled non-impact printing devices 06, said non-impact printing devices 06 are preferably arranged in the transport direction T of the printing material one behind the other and are designed such that they at least almost the substrate can print in its full, transversely directed to the transport direction T width.
  • a non-impact printing device 06 uses a printing process without a fixed printing plate and can in principle print-to-print the substrate, for. B. print each of this printing device 06 just fed sheet with a different from the previous print image image.
  • the respective non-impact printing device 06 is in each case realized in particular by at least one ink-jet printer or by at least one laser printer.
  • Laser printers generate the respective print image in an electrophotography process.
  • the non-impact printing device 06 is z. B. also referred to as a digital printing machine.
  • cartons in particular cartons are used which have good printability and for subsequent finishing or processing such.
  • B. are suitable for painting and punching. These cartons are of their pulp z.
  • multi-layered cartons have a top layer, an inlay and a backing on the back. From their surface texture are cartons z.
  • a format of the bow is z. B. in the range between 340 mm x 480 mm and 740 mm x 1060 mm, wherein in the format specifications usually the first number indicates a length in the transport direction T of the sheet and the second number indicates an orthogonal to the transport direction T width of the sheet.
  • Each production begins with sheets provided in the processing station 01, the processing station 01 functioning as a feeder 01, e.g. B.
  • a sheet feeder 01 usually takes a z. B. stacked on a pallet stack of sheets, whereas a magazine feeder 01 has a plurality of compartments, in which each sheet, in particular stack of z. B. different types of sheets or sheets of different formats are inserted or at least inserted.
  • the feeder 01 z. B. by means of a suction head 41, the stacked sheets and performs them in a sequence of mutually separated sheet or in a scale flow of the next production in the specific production station 02; 03; 04; 06 too.
  • the next processing station 02; 03; 04 is z. B.
  • the next processing station 06 can also be directly z. B. be the at least one non-impact printing device 06.
  • the offset printing device 04 is preferably designed as a sheet-fed offset printing machine, in particular as a sheet-fed printing machine with a plurality of printing units 86 in a row construction.
  • the offset printing device 04 provides the sheets with at least one static printing image, that is to say a printing image which is invariable to the printing form used during the printing process, whereas the non-impact printing device 06 provides the sheets with at least one changing or at least variable printed image.
  • the sheet is then transported from there usually to formed as an offset printing device 04 processing station 04.
  • the cold foil applicator 03 is a transferred from a carrier foil metallized coating layer transferred to the substrate.
  • the cold foil applicator 03 is advantageously z. B. integrally formed in the offset printing device 04 by two additional printing units 87; 88 are provided in the offset printing device 04.
  • a special adhesive is applied to the substrate, ie the respective sheet by means of a standard printing form.
  • a second printing unit 88 in the transport direction T of the printing material is equipped with a film transfer device having the lacquer layer to be transferred.
  • the film carrying the lacquer layer is guided by a unwinding station into a printing gap between a transfer cylinder and a pressure cylinder cooperating with this transfer cylinder and brought into contact with the printing material.
  • the lacquer layer coloring are an aluminum layer and a protective lacquer layer whose color affects the color impression.
  • the transfer layers remain adhered to the substrate.
  • the carrier film is then wound up again.
  • overprinting with conventional printing inks as well as UV and hybrid inks is possible inline, in particular in the offset printing device 04, in order to produce different metallic color shades.
  • a z. B. particularly absorbent and / or for printing with a non-impact printing device 06 to be processed substrate from the investor 01 a z. B. as a primer applicator 02 trained next processing station 02 is supplied to at least one surface of this printing material before printing or painting with a z. B. to coat water-based primer, in particular to seal.
  • the primer is a primer or initial coating of the printing material, in particular to improve adhesion of a subsequently applied to the substrate ink or ink or only allow.
  • the Primerargues Marie issued 02 is z. B. formed in conjunction with a printing unit 86 of a rotary printing press and has z. B.
  • the primer is applied by means of the primer applicator 02 either over the entire surface or only at certain, ie predetermined locations, ie partially applied to the substrate.
  • the processed in the primer applicator 02 substrate, z. B. bow is the next processing station z. B. an offset printing device 04 and / or z. B. a non-impact printing device 06 is supplied.
  • the one of z. B. as a flexographic printing device 04 formed processing station 04 executed flexographic printing is a direct high-pressure process in which the raised areas of the printing plate are image bearing, which is often used for printing packaging materials made of paper, cardboard or cardboard, metallized film or a plastic such , As PE, PET, PVC, PS, PP, PC is used.
  • Flexographic printing uses low viscosity inks and flexible printing plates made of photopolymer or rubber.
  • a flexographic printing device 04 a) an anilox roller over which the printing form is colored, b) a printing cylinder, also called form cylinder, on which the printing form is fixed, and c) a counter-pressure cylinder which guides the substrate.
  • the sheet each with at least one static print image printing processing station 04 preferably has a plurality of, for. B. at least four printing units 86, wherein each printing unit 86 preferably prints a different ink, so that the substrate when passing through the flexographic printing device 04 or the offset printing device 04 each multicolored, z. B. in a four-color print is printed.
  • the inks yellow, magenta, cyan and black are used in particular as printing inks.
  • the processing station 04 which prints the sheets with at least one static print image, is designed as a printing device 04 that prints in a screen printing process.
  • this intermediate dryer 07 is formed by an irradiation with infrared or ultraviolet radiation drying, the type of radiation is particularly dependent on whether the ink applied to the substrate or ink is water-based or UV-curing.
  • the substrate is z. B. supplied as a painting 08 trained processing station 08.
  • the coating device 08 carries on the substrate z. B. a dispersion varnish, wherein dispersion varnishes essentially consist of water and binders (resins), wherein surfactants stabilize these dispersions.
  • a varnishing device 08 applying a dispersion varnish to the printing substrate comprises either an anilox roller, a chamber doctor blade and an applicator roller (comparable to a flexo printing unit) or from a dipping and application roller.
  • a printing plate preferably on Fotopolymerisationsbasis z. B. applied surface and / or partial coatings.
  • special rubber varnish plates for full-surface varnishing.
  • said dryer 09 is designed as a drying the respective substrate by irradiation with infrared radiation or hot air.
  • the dryer with the reference numeral 09 is preferably the last of these in the transport direction T of the printing material Dryer 07; 09, wherein the or the intermediate dryer 07 and the (end) dryer 09 structurally the same or may be formed differently.
  • a ultraviolet radiation-drying substrate is supplied, ie a substrate on which a curable by a UV-curing ink or ink or a UV-curing lacquer, for. B. a gloss varnish is applied, this dryer 09 is equipped with an ultraviolet radiation generating radiation source.
  • dispersion varnishes more intense gloss and matt effects can be achieved compared to the classic oil-based varnish. Special optical effects can be achieved by effect pigments in the paint.
  • the primer applicator 02, the cold foil applicator 03 and the painting device 08 can be described by the term coating device 02; 03; 08 summarized.
  • the substrate is z. B. a processing station 11, which performs mechanical processing on the substrate, z. B. by punching, grooving and / or separating parts, in particular breaking benefit from their respective composite in preferably printed sheet.
  • Each of the aforementioned further processing is carried out in or from a processing unit 46.
  • the mechanical further processing is preferably carried out in cooperation with a cylinder transporting the respective sheet.
  • Thereafter, or directly from the dryer 09 of the substrate reaches a display 12, which in each of the in the Fig. 1 represented, each by a specific arrangement of processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 embodied production lines respectively forms the last processing station 12.
  • the previously processed sheet z. B. preferably stacked on a pallet.
  • the respective machine arrangement is designed to print the sheets in each case with a water-based printing ink or with a curing by ultraviolet radiation ink.
  • An advantageous machine arrangement mentioned here by way of example has several processing stations for processing sheets, wherein in the transport direction T the sheet has several processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 are arranged one after the other for inline processing of these sheets, wherein at least one of these processing stations 06 is formed as a non-impact printing device 06, wherein in the transport direction T of the sheet of non-impact printing device 06 upstream first processing station 01 as a sheet feeder 01 or is designed as a magazine feeder 01, wherein a arranged between the first processing station 01 and the non-impact printing device 06 processing station 08 is formed as a respective paint on the arc-applying first coating device 08, wherein between the first coating device 08 and the Non Impact printing device 06 a first dryer 07 is arranged, wherein a first conveyor belt 17 is arranged to transport the sheets from the first dryer 07 to the non-impact printing device 06, wherein in the transport direction T the sheet after the non-impact printing device 06 a second Dryer 07 is arranged, with a e
  • a mechanical further processing device 11 may be arranged between the third dryer 09 and the display 12 additionally a mechanical further processing device 11 may be arranged. Furthermore, in the transport direction T of the sheet in front of the non-impact printing device 06 z. B. a cold foil applying coating device 03 is arranged. The non-impact printing device 06 preferably has several individually controlled along the transport path of the sheet Inkjet printer on.
  • the sheets are preferably each guided horizontally on a transport device 22 lying horizontally, wherein the transport device 22 at least in the area of action of the non-impact printing device 06 for the sheet each have a linear transport path or a curved transport path, wherein the curved transport path is formed by a concave or convex arc line lying in a vertical plane with a radius in a range between 1 m and 10 m.
  • the sheet In the transport direction T, the sheet is in front of the non-impact printing device 06 z. B.
  • a transfer device wherein the transfer device aligns the sheet in each case at least in its axial register and / or circumferential register in register relative to the printing position of the non-impact printing device 06, wherein the transfer device z. B. has a respective arc holding suction air 32 by suction air.
  • This machine arrangement is designed to print the sheets, in particular in each case with a water-based printing ink or with an ultraviolet curing ink.
  • This machine arrangement is in particular designed to produce different packaging means.
  • the device for transferring the coming of the non-impact printing device 06 arc to the second coating device 08 is z. B. as a swing gripper 19 and a cooperating with the swing gripper 19 transfer drum 31 is formed.
  • Fig. 2 shows an example of a machine arrangement with several processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 according to the aforementioned production line no. 6.
  • sheets are in a sheet feeder 01 z. B. with a suction head 41 individually picked up from a stack and successively in a cycle of z. B. 10,000 pieces per hour to an offset printing device 04 with z. B. passed four arranged in a row printing units 86.
  • a rotary body in particular a cylinder, preferably a transfer drum 43, which is arranged in each case between two directly adjacent printing units 86.
  • the offset printing device 04 takes over her from the sheet feeder 01 supplied sheet z. B. with a first swing gripper 13 and directs the sheet to a first transfer drum 14 of the offset printing device 04, wherein the sheets are then performed in the offset printing device 04 in a gripper closure from one to the next printing unit 86.
  • the sheets are printed on at least one side.
  • the sheets in the offset printing device 04 can also be printed on both sides, ie in perfecting.
  • first gripper system 16 in particular a first chain conveyor 16 and at least a first conveyor belt 17 to a non-impact printing device 06, wherein the first gripper system 16 and the first conveyor belt 17 cooperate in the transfer of the sheet to the non-impact printing device 06, in such a way that the first gripper system 16 emits the sheets respectively to the first conveyor belt 17, wherein the transfer of the sheet to the non-impact printing device 06 takes place from the first conveyor belt 17.
  • the non-impact printing device 06 preferably has a plurality, z. B. five linearly arranged in a row in particular each individually controlled inkjet printer on.
  • Drying of the sheet provided in the offset printing device 04 with at least one static printed image and in the non-impact printing device 06 with at least one changing or at least variable printed image is then carried out in a dryer 07 or intermediate dryer 07, preferably with an IR radiation source ,
  • the sheets are in a mechanical processing device 11 z. B. further processed by punching and / or grooving and / or breaking benefit from the respective arc.
  • the sheets and / or in each case from the sheet dissolved benefits are collected in a display 12, in particular stacked.
  • a delivery 12 in particular a multi-stack delivery can be provided in each case along the transport path provided for the sheet.
  • the transport direction T of the sheet z. B. arranged according to the mechanical further processing device 11 a multi-stack delivery.
  • the sheets 01 picked up by a stack in the feeder 01, in particular in the sheet feeder 01, are transported at a distance from each other individually through the offset printing device 04 at a first transport speed.
  • the sheets transferred from the offset printing device 04 to the non-impact printing device 06 are transported in this non-impact printing device 06 at a second transport speed, wherein the second transport speed valid in the non-impact printing device 06 is generally lower as the valid in the offset printing device 04 first transport speed.
  • second transport speed z. B the gap between directly successive arc gap, ie the distance z. B.
  • a gripper channel width for the transported in the gripper closure by the offset printing device 04 sheet preferably reduced in the transfer of these sheets from the offset printing device 04 to the non-impact printing device 06, wherein such a reduction in distance relative to their original distance z. B. is in the range between 1% and 98%.
  • This second transport speed is preferably maintained when in the non-impact printing device 06 printed sheet first to an intermediate dryer 07 or dryer 09 and from there z. B. by means of a feed table 18 to a mechanical further processing device 11 further to the delivery 12 are transported.
  • the sheets can be brought from their second transport speed to a third transport speed, if z. B. the mechanical processing device 11 requires, wherein the third transport speed is usually higher than the second transport speed and z. B. again corresponds to the applicable in particular in the offset printing device 04 first transport speed.
  • a second swing gripper 19 is provided, which picks up the coming of the intermediate dryer 07 or dryer 09 sheet from the feed table 18 and z. B. to a arranged in the region of the mechanical further processing device 11 second transfer drum 31 passes, after which the sheet z. B. by means of a gripper closure through the area of the mechanical further processing device 11 are transported. Also in the field of mechanical, in series z. B.
  • processing units 46 having further processing device 11 is for transferring the sheet from one to the next arranged in a row processing units 46 each have a rotational body, in particular a cylinder, preferably a transfer drum 44 is provided, which is arranged between each two adjacent processing plants 46.
  • One of the processing units 46 is z. B. as a stamping, another processing plant 46 z. B. formed as a Rilltechnik.
  • the relevant processing unit 46 is designed to perform the mechanical further processing of the sheet preferably in cooperation with a cylinder transporting the respective sheet. After their mechanical processing, the sheets and / or cut out of them benefits z. B. transported by means of a second chain conveyor 21 to the display 12 and collected there, preferably stacked.
  • the sheets are from the output of the offset printing device 04 at least to the exit of the intermediate dryer 07 or dryer 09, preferably to the beginning of the mechanical finishing device 11 each by means of a multi-part, ie from several in the transport direction T of the sheet successively arranged assemblies, in particular transport units existing transport device 22 transported, wherein the transport device 22, the sheet with its respective direction in the transport direction T length at least in the area of action between the offset printing device 04 and the intermediate dryer 07 or dryer 09 arranged non-impact printing device 06 along a linear transport path preferably transported horizontal plan lying.
  • the linear transport path and the transport lying horizontally are preferably also continued during transport of the sheets through the intermediate dryer 07 or dryer 09 arranged downstream of the non-impact printing device 06.
  • an intermediate dryer 07 or a dryer 09 can also be arranged between the offset printing device 04 and the non-impact printing device 06.
  • FIG. 3 to 8 are other machine arrangements each with multiple processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 exemplified and shown schematically, wherein the respective reference numerals previously discussed processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 and more of their respective aggregates.
  • FIG. 3 is a machine assembly with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, sheet feeder 01; Primer applicator 02 or painting device 08; Intermediate dryer 07; Non-impact printing device 06; Intermediate dryer 07; Painting device 08; Dryer 09; Display 12.
  • FIG. 4 is a machine assembly with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, sheet feeder 01; Primer applicator 02; Intermediate dryer 07; Non-impact printing device 06; Dryer 09; Display 12.
  • FIG. 5 is a machine assembly with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, sheet feeder 01; Primer applicator 02; Intermediate dryer 07; Non-impact printing device 06; Intermediate dryer 07; Painting device 08; Intermediate dryer 07; Painting device 08; Dryer 09; Display 12.
  • FIG. 6 is a machine assembly with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, sheet feeder 01; a first offset printing device 04; Cold foil applicator 03; four other offset printing devices 04 in series construction; Intermediate dryer 07; Non-impact printing device 06; Intermediate dryer 07; Non-impact printing device 06; Dryer 09; Display 12.
  • FIG. 7 is a machine assembly shown in an offset due to their length with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, sheet feeder 01; a first offset printing device 04; Cold foil applicator 03; four other offset printing devices 04 in series construction; Intermediate dryer 07; Non-impact printing device 06; Intermediate dryer 07; Painting device 08; Dryer 09; two mechanical processing devices 11 in a row construction; Display 12.
  • Fig. 8 is a machine assembly with the following in the transport direction T of the printing material successively arranged processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, magazine feeder 01; Primer applicator 02; Intermediate dryer 07; Non-impact printing device 06; Intermediate dryer 07; Painting device 08; Dryer 09; Display 12.
  • the Fig. 9 shows exactly this machine arrangement in each case in a plan view and in a side view.
  • Fig. 10 shows in more detail the aforementioned multi-part transport device 22, which is preferred for use in a machine arrangement with several
  • Processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 is provided for processing sheets.
  • a gripper system 16 in particular a at least one rotating chain exhibiting first chain conveyor 16 is provided, which preferably spaced equidistantly spaced several gripper bars or preferably more gripper carriage 23 along its at least one revolving chain, each of the transporting sheet is preferably held at its front in the transport direction T edge, ie at its front edge, by one of the gripper carriage 23 and transported along the predetermined by the chain path transport path.
  • the gripper carriages 23 are each for holding a sheet with controlled or at least controllable holding means 79 (FIG. Fig.
  • the at least one chain of the first chain conveyor 16 runs in each case at a arranged at the output of the offset printing device 04 sprocket 24 in particular semicircular.
  • a first sprocket 81 arranged in the transfer region of the first chain conveyor 16 is preferably designed as a drive wheel which sets the at least one chain in motion, whereas the second sprocket 24 arranged at the exit of the offset printing device 04, preferably in the transfer region of the first chain conveyor 16, is preferably at least one a chain deflecting deflecting wheel is formed.
  • several individually controlled or at least controllable suction chambers 26 are arranged there in the transport direction T of the sheet. As indicated by the reference to the aforementioned other transport device, in this area below the at least one arranged at the output of the offset printing device 04 sprocket 24 z. B.
  • first arc circulating conveyor belt 17 for receiving and for further transport of a first chain conveyor 16 removed sheet, wherein the acquired from this first conveyor belt 17 sheet each further preferably in the direction of non-impact printing device 06th is transported.
  • a second circulating conveyor belt 27 is preferably provided on which the sheets are successively transported preferably horizontally lying plan along a linear transport path.
  • the transfer device is arranged in particular between the first conveyor belt 17 and the second conveyor belt 27.
  • a third circulating conveyor belt 28 is preferably provided, on which the sheets taken over by the non-impact printing device 06 are transported in succession, preferably horizontally and horizontally, along a linear transport path.
  • the third conveyor belt 28 transfers the sheet transported by the intermediate dryer 07 or dryer 09 to the feed table 18, from where the sheets are transported successively preferably to the mechanical further processing device 11.
  • the first conveyor belt 17, the second conveyor belt 27 and the third conveyor belt 28 preferably transport the sheets in a same z.
  • the transport device 22 for transporting sheets in a machine arrangement with processing stations each having a sheet thus comprises at least three transport units, namely the first gripper system 16 and the first chain conveyor 16, the first conveyor belt 17 and the second conveyor belt 27
  • the first chain conveyor 16 and the first conveyor belt 17 are cooperatively arranged for transferring a sequence of sheets from a first processing station to a second processing station preferably immediately following in the transport direction T of the sheets of the first processing station.
  • the sequence of sheets is transferred from the first conveyor belt 17 to the second conveyor belt 27 belonging to the next processing station.
  • a third conveyor belt 28 is also provided, the sequence of sheets being transferred from the second conveyor belt 27 to the third conveyor belt 28 belonging to a third processing station preferably immediately following in the direction of transport T of the sheets of the second processing station.
  • the respective transport path of the first conveyor belt 17 and / or the second conveyor belt 27 or optionally the third conveyor belt 28 are each not aligned linearly and / or not horizontally, transport the conveyor belts 17; 27; 28 of the transport device 22, the arc each along a curved transport path, in particular along a lying in a vertical plane concave or convex arc line with a radius of at least 1 m, preferably with a radius in the range between 2 m and 10 m, in particular with a Radius in the range between 3 m and 5 m.
  • the conveyor belts 17; 27; 28 are preferably each designed as a suction belt conveyor, ie in each case as a conveyor belt each having at least one respective suction chamber 26 sucking the respective sheet during its transport.
  • these suction chambers 26 are preferably individually and / or preferably independently controllable with respect to an action of their respective suction air.
  • Along the curved transport path are preferably arranged in each case a plurality of individually controlled non-impact printing devices 06, wherein the plurality of non-impact printing devices 06 z. B. are each formed as an ink-jet printer.
  • the conveyor belts 17; 27; 28 of the transport device 22 are each z. B.
  • each a gripper-free transport device Under a conveyor belt 17; 27; 28 is to be understood in contrast to the gripper system 16 each a gripper-free transport device, wherein the respective conveyor belt 17; 27; 28 is formed between each at least two deflection endlessly.
  • a transfer device in the region of the transfer of the sheet from the first conveyor belt 17 to the second conveyor belt 27 orthogonal to the transport direction T of the sheet, a transfer device is preferably arranged with a suction drum 32.
  • the suction drum 32 is preferably composed of several, for. B. six mutually parallel suction rings 76 on a common shaft 89.
  • the suction drum 32 are their suction rings 76 individually respectively subjected to suction or at least acted upon, which has the advantage that a directed in the axial direction of the suction drum 32 effect width of this suction drum 32 in particular depending on the format used, the sheet can be adjusted as needed or is set.
  • the suction drum 32 has at its periphery preferably at least one in each case in the transport plane 29 of the arc projecting stop 34, wherein a stop surface of the respective stopper 34 extends axially to the suction drum 32 and preferably vertically to the preferably horizontal transport plane 29.
  • the suction drum 32 has either a stop 34 which is continuous in its axial direction or preferably two stops 34 which are spaced apart in their axial direction. So that same suction drum 32 for sheets a plurality of different format widths is usable, in a suction ring 32 having a plurality of suction rings 76 is preferably arranged at each suction ring 76 in each case at least one stop 34.
  • the suction drum 32 is mounted rotatably and axially movable.
  • the suction drum 32 has a first drive for its circumferential movement and a second drive for its axial movement, wherein the circumferential movement and the axial movement are independently controlled by a control unit.
  • the circumferential movement and / or the axial movement of the suction drum 32 are controlled by the control unit in response to a position signal, which generates a suction of the drum 32 upstream in the transport direction T of the first sensor 33 by detecting the position of the suction drum 32 as the next reaching bow and to the control unit.
  • the suction drum 32 has the task of registering their sheet fed register and feed these sheets in their respective aligned state another processing station, in particular the non-impact printing device 06, so that the sheet can be further processed there.
  • the suction drum 32 is thus directed in the preferred embodiment, the respective the range of action of the non-impact printing device 06 supplied sheet z. B. by the at least one projecting into the transport plane 29 of the respective sheet stop 34 and / or by an axial displacement of the respective sheet holding the suction drum 32 in register relative to the printing position of the non-impact printing device 06 from.
  • One of the suction drum 32 preferably by means of suction air, that is, by means of a negative pressure arc is aligned by the controlled in response to the generated from the first sensor 33 position signal axial movement of the suction drum 32 in particular laterally to its transport direction T.
  • the suction drum 32 engages an aligned sheet in particular by clocked suction, ie the suction air is z. B.
  • the control unit in certain, preferably dependent on the transport speed and / or position of the sheet angular positions of the suction drum 32 is quickly turned on by the control unit and switched off again.
  • a in the transport plane 29 to the transport direction T rectangular orientation of the front edge of the sheet concerned is preferably by a shock this Edge against the at least one stop 34 of the suction drum 32 is reached.
  • the first sensor 33 is z. B. as an optical sensor, in particular as a line sensor, preferably as a CCD line sensor.
  • the first sensor 33 detects to generate the position signal preferably a longitudinally to the transport direction T of the sheet extending edge of the sheet in question or arranged on the sheet marks, wherein the marks are arranged in the printed image of this sheet or outside of the respective printed image.
  • the second sensor 36 preferably detects a front edge of the respective sheet in the transport direction T of the sheet and is used primarily for sheet arrival control.
  • the second sensor 36 is z. B. as an optical sensor, in particular as a reflex sensor or as a light sensor.
  • z. B at least one in the direction of the effective range of the non-impact printing device 06, ie in the direction of the second conveyor belt 27, preferably linearly, in particular longitudinally to the transport path of the sheet extending guide member 37 is provided, wherein the relevant guide member 37 with the lateral surface of the suction drum 32 forms a gusset, in which the sheets are introduced from the first conveyor belt 17 coming.
  • the relevant guide member 37 with the lateral surface of the suction drum 32 forms a gusset, in which the sheets are introduced from the first conveyor belt 17 coming.
  • In the region of the first conveyor belt 17 and optionally also in the region of the second conveyor belt 27 are each z. B. one or more preferably each z. B. controllable by the control unit suction chambers 26 are provided.
  • the suction chambers 26 are optionally part of the transport means 22.
  • Including at least one suction chamber 26 of the first conveyor belt 17 is carried out in a preferred embodiment, the lateral alignment of the sheet by axial displacement of the suction drum 32 in particular after alignment of the relevant sheet on the at least one stop 34 and a shutdown of the suction air in the last direction in the transport direction T of the relevant sheet suction chamber 26.
  • This lateral orientation of the sheet is superimposed on the rotational movement of the suction drum 32 in time. This rests of the suction drum 32 to a next processing stations 06; 07; 08; 09; 11; 12 to be submitted sheet in this transfer device at any time.
  • the suction drum 32 aligns the sheets at least in their axial register and / or in their circumferential register in register relative to a processing position of the processing station 01 following the suction drum 32; 02; 03; 04; 06; 07; 08; 09; 11; 12 off.
  • the sheet between the non-impact printing device 06 and one of the non-impact printing device 06 downstream processing station 01; 02; 03; 04; 07; 08; 09; 11; 12 z.
  • said further alignment means the sheet at least in its axial register and / or in its circumferential register in register relative to a processing position of the non-impact printing device 06 downstream processing station 01; 02; 03; 04; 07; 08; 09; 11; 12 aligns.
  • the arranged in particular in the transfer device suction drum 32 is z. B. also used by the offset printing device 04 to the non-impact printing device 06 to adapt to be submitted bow in their respective transport speed. Since the second transport speed valid in the non-impact printing device 06 is generally lower than the first transport speed valid in the offset printing device 04, the suction drum 32 brakes the sheets fed successively thereto each time with the first transport speed from the offset printing device 04 in each case by a shock from the front edge of the at least one stop 34 from initially, directs the respective sucked sheet if necessary, ie at a correction need indicating corresponding position signal of the first sensor 33 at least laterally by an axial movement of the respective sheet holding suction drum 32 and then accelerates or retards the arc taken by a rotation of this suction drum 32 to the required in the non-impact printing device 06 second transport speed, wherein the arc in question z.
  • a position information necessary for the rotation position control of the suction drum 32 from the front edge of the sheet provides a z. B. arranged on a sprocket 24 rotary encoder 47 or alternatively a rotary encoder of the offset printing device 04, in particular the printing press.
  • the respective sheet is preferably each force-locking z. B. during its transport from the transport device. B. held by suction.
  • the respective bow its transport speed is preferably in each case by suction rings 76 acting on it a suction drum 32 or by at least one endless circulating suction belt 52; 78 imprinted.
  • the transport speed to be applied to the relevant sheet is adjusted by a preferably electronic control unit, wherein the control unit makes the adjustment of the transport speed, in particular to maintain the constant distance between successive sheets in a control loop, as previously described, for example.
  • the control unit makes the adjustment of the transport speed, in particular to maintain the constant distance between successive sheets in a control loop, as previously described, for example.
  • I. V. m. the rotation position control of the suction drum 32 has been described or z.
  • I. V. m. a control device to be explained in more detail below and connected to this control device z. B. optical sensors 33; 36 will be described.
  • each of several processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 for the processing of sheets and for the transport of these sheets have at least two transport devices, flimsy sheets are transported and processed, d. H. Arc low bending stiffness, especially thin sheets that can not transmit shear forces, so that put on such a sheet attacking shear forces this sheet in waves, then it is difficult to such arc of the respective processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 in a for this processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 provided desired position.
  • a non-impact printing device 06 is preferably used as a processing station 02; 03; 04; 06; 07; 08; 09; 11; 12, a non-impact printing device 06 is preferably used.
  • the sheets are in each case transported in the first transport device and / or in the second transport device in a same transport plane 29.
  • a first transport device z. B. a first, in particular endless circulating conveyor belt 17 and / or used as a second transport device, a second, in particular endless circulating conveyor belt 27, said conveyor belts 17; 27 z. B. are each formed as a suction belt.
  • these are each formed as a suction ring 76 of a suction drum 32.
  • the first transport device holds the respective processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 supplying sheet with the at least one holding element in each case preferably by a frictional connection, for. B. by suction.
  • the sheets are preferably each after an examination of their respective actual position in the transport plane 29 and in the case of a deviation of the actual position of one for the relevant sheet in the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 provided desired position passed after an executed position correction in the intended position to the second transport device.
  • Fig. 12 shows in an enlarged section of the Fig. 10 the transfer of the sheet on the feed table 18, in particular from the third conveyor belt 28 in the area of action of the intermediate dryer 07 or dryer 09 to the area of action of the mechanical processing device 11.
  • the feed table 18 has z. B. at least a fourth conveyor belt 38, which is preferably arranged inclined at an acute angle ⁇ to the preferably horizontal transport plane 29. Also in connection with the fourth conveyor belt 38 is z. B. a third sensor 39 is provided which generates a respective position signal from the transported with the fourth conveyor belt 38 sheet and passes to the control unit. It can, for. B.
  • a mechanical further processing device 11 supplied sheet is brought by the second swing gripper 19 and the second transfer drum 31 from the second transport speed to the third transport speed, which means that the relevant sheet in particular by the controlled by the control unit rotation of second transfer drum 31 is accelerated.
  • the sheet z. B. for mechanical finishing device 11 a Unterschuppung this sheet instead.
  • a sheet transported by the fourth conveyor belt 38 is raised in its rear region by means of pulsed blown air and delayed by the fourth conveyor belt 38 in connection with the suction chamber 42. A follower sheet is then pulled under the predecessor sheet by the faster moving front belt conveyor 48.
  • the transfer device of the sheet z. B. for mechanical further processing device 11 is therefore a method for arranging sheets in a shingled position in a between a first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 and a subsequent in the transport direction T of the arc of the first processing station second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 arranged transfer device executed in which the sheets to be scarfed by the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 in a transport plane 29 are each individually transported one after the other to the transfer device, in each case one in the transport direction T rear edge of the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 upcoming bow raised exclusively by blowing air relative to the transport plane 29 and a subsequent sheet are pushed under the rear edge of the respective previous arc.
  • the blowing air acts with at least 50% of its intensity, preferably in the direction of a normal in the transport plane 29 normal against gravity.
  • further blowing air counter to the transport direction T of the sheet substantially tangentially under an acute angle formed with the transport plane 29 in the range of z. B. 0 ° to 45 ° from above, that is blown onto the surface facing away from the transport plane 29 of the sheet on the transfer device to be transported to the bow.
  • the direction of transport T of the arc directed opposite further blowing air from a to the transport plane 29 of the arc a converging acute angle in the range of z. B.
  • the blown air acting against the gravitational force in the direction of the transport plane 29 is preferably clocked by the control unit.
  • the of the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to the subsequent second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to be transported sheet is held in each case by means of preferably acting in the transport direction T front half of the sheet suction air in the transport plane 29.
  • first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to the subsequent second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to be transported sheet in the transport plane 29 holding suction air from the control unit preferably clocked.
  • control unit is an orthogonal to the transport direction T of the arc directed impact width acting in the direction of the transport plane 29 against gravity blowing air and / or a range of action of the transport direction T of the bow directed further blown air and / or a range of action for the from the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to the subsequent second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to be transported sheet in the transport plane 29 holding suction air in each case in response to an orthogonal to the transport direction T of the sheet directed width of the sheet set.
  • the setting of the respective action width of the blowing air acting against the gravitational force in the direction of the transport plane 29 and of the transport direction T of the sheet is directed counter to further blast air and for those of the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to the subsequent second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to be transported sheet in the transport plane 29 holding suction air respectively mechanically or electrically coupled, z. B. geared coupled by means of a single adjustment.
  • This adjustment is z. B. automatically depending on the format of the first processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 to the subsequent second processing station 01; 02; 03; 04; 06; 07; 08; 09; 11; Controlled 12 to be transported sheet.
  • the sheet 51 which is preferably formed in each case as a printing sheet, is in the region, that is to say in the working region, of the in particular in one of the machine arrangements described above (US Pat. Fig. 1 to 9 ) arranged transfer device to which the sheet 51 in particular from an offset, flexo or non-impact printing device 04; 06 coming z. B. to the mechanical further processing device 11 are disclosed, arranged a device for undercutting of sheets 51, which is also referred to below as Unterschuppungs sexual 132.
  • Several sheets 51 are the Unterschuppungs Rhein 132 successively individually, ie, spaced from each other, fed to a feed table 134, wherein the feed table 134 z.
  • the feed table 134 has z. B. a suction chamber 42 or in the transport direction T of the sheet 51 in a row more in particular individually and independently switchable in their respective pressure suction chambers 42, as it is also z. B. in the Fig. 12 is shown.
  • the Unterschuppungs worn 132 is in the FIGS. 30 and 31 exemplified.
  • the Unterschuppungs engaged 132 has above the feed table 134, preferably over the entire width b51 of the sheet 51 extending box-shaped housing, the so-called blow box 133, wherein in the blow box 133 on its side facing the feed table 134 in the transport direction T of the Unterschuppungs Rhein 132 individually supplied Arc 51 one behind the other a plurality of nozzles 136; 137 are arranged.
  • the sheet 51 are successively and each transverse to the transport direction T of the sheet 51 at least two rows of a plurality of juxtaposed blowing nozzles 136; 137, ie arranged Blasdüsengoln.
  • a respective blowing direction of the blowing nozzles 136; 137 is directed substantially parallel to the feed table 134 against the transport direction T of the sheet 51 and in the FIGS. 30 and 31 each indicated by directional arrows.
  • the respective blowing direction of the blowing nozzles 136; 137 is z. B. by at least one each channeling the flow of blown air, each at the respective blowing nozzle 136; 137 arranged and / or molded guide surface 144 set.
  • the respective guide surface 144 is at the feed table 18; 134 facing side of the blow box 133 z. B. formed as a protruding from this blow box 133 ramp.
  • One from the respective blowing nozzles 136; 137 outflowing blown air is preferably by adjustable valves 138; 139 z. B. time and / or controlled in intensity, the valves 138; 139 z. B. are controlled by a preferably digital program executing a control unit 61 or are.
  • the valves 138; 139 are z. B. switched by the control unit 61 in particular in one cycle, wherein a clock period and / or a clock frequency is preferably set depending on the feed of the Unterschuppungs liked 132 fed sheet 51 or are.
  • the sheet 51 is in a range between the feed table 18; 134 and the feed table 18; 134 facing side of the blow box 133 before the first blowing nozzle 136 and the first tuyere series a bulkhead 141 arranged, wherein the bulkhead 141, the leading edge of a sheet 51, one of the blowing air of at least one of the blowing nozzles 136; 137 raised sheet 51 follows directly, against the arranged in the blow box 133 blowing nozzles 136; 137 shielded suction effect shields.
  • the bulkhead 141 has at its end located in the blowing direction preferably a concave curvature, said curvature of the blowing air from the feed table 18; 134 facing away, ie away directed discharge direction there.
  • one of the blowing air of at least one of the blowing nozzles 136; 137 raised sheet 51 follows directly, as long as uninfluenced until the raised sheet 51 by its own directed in the direction of transport T movement progress or feed with its rear end of the bow of this 51st first reached tuyere 136 or tuyere row sets free.
  • One of the blowing nozzles 136; 137 or Blasdüsen-2n raised sheet 51 is due to the induced by the respective blowing air suction (Venturi effect) on the feed table 18; 134 in a certain, z. B. by a distance from the feed table 18; 134, the flying height SH is dependent on the intensity of the respective blowing air and / or on the mass of the relevant sheet 51 and / or on the transport speed of the relevant sheet 51. In order to prevent that bow 51 z. B.
  • 134 start to vibrate and flutter is in the area between the feed table 18; 134 and the feed table 18; 134 facing side of the blow box 133 preferably provided a raised sheet 51 supporting support plate 142, wherein the z. B. at an acute angle to the feed table 18; 134 facing side of the blow box 133 arranged support plate 142 z. B. is designed in the form of an air-permeable grid.
  • the raised by the suction of the blowing air and applied to the support plate 142 sheet 51 is there in a quiet movement, ie without fluttering, guided in its transport direction T along this support plate 142.
  • a plurality of holes 143 and openings are provided, through which flows after the pressure equalization of air under the currently raised bow 51.
  • These holes 143 are z. B. circular formed with a
  • Diameter d143 in the range of a few millimeters.
  • Fig. 13 shows schematically in a simplified representation and by way of example a transport device for the sequential transport of individual sheet-shaped substrates, wherein these substrates are preferably each formed as a sheet 51, in particular printing sheet.
  • This transport device is preferably between two successive processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; Arranged 12 of a respective sheet 51 processing machine, wherein one of these processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12, z. B. in the transport direction T of the relevant sheet 51 second processing station in particular as a non-impact printing device 06, preferably as at least one inkjet printing device is formed.
  • the basis of the Fig. 13 described transport device is as a sheet 51 transporting assembly z. B. formed within one of the production lines described above and corresponds z. B. with the previously described conveyor belt with the position number 17 or 27th
  • the basis of the Fig. 13 described transport device for sequential transport of individual arcuate substrates has at least one endless circulating suction belt 52, wherein the at least one suction belt 52 z. B. between at least two spaced-apart guide rollers 53 is arranged.
  • the at least one suction belt 52 has in the in Fig. 13 indicated by an arrow transport direction T of the arc 51 in succession two different surface areas formed differently, wherein the surface 56 of one of these surface areas closed and the surface 57 is formed perforated by the other of these surface areas. These two surface areas alternate alternately along the circumference of the suction belt 52, ie they are arranged alternately in the direction of rotation of the relevant suction belt 52 and thus in the transport direction T of the sheet 51.
  • the sheet 51 to be transported is in its transport partly on the closed surface 56 of the respective suction belt 52nd and partly arranged flat on the perforated surface 07 of the same suction belt 52.
  • the at least one suction belt 52 slides z. B. over a preferably table-shaped surface 69 of at least one of these suction chambers 58; 59.
  • the first suction chamber 58 in the transport direction T of the sheet 51 to be transported is arranged in the region of a load run 54 of the respective suction belt 52, whereas the transport direction T of the sheet 51 to be transported second suction chamber 59 either in the region of the load passage 54 of the respective suction belt 52 the first suction chamber 58 in the transport direction T of the sheet 51 to be transported below or in the transport direction T of the sheet 51 to be transported to the region of the Lasttrums 54 of the respective suction belt 52, ie the respective suction belt 52 in the transport direction T of the transported sheet 51 is arranged downstream ,
  • a strand is a free, non-resting portion of a running, preferably endless revolving traction element, wherein the tension member z.
  • the tension member is formed as a chain, rope, belt or belt, in particular toothed belt is formed. If the tension member is formed as a chain, the at least one chain z. B. guided in a chain rail.
  • the Lasttrum is that side of the tension member, which is pulled and is taut, whereas an empty strand is the loose, not drawn and sagging strand.
  • the first suction chamber 58 in the transporting direction T of the sheet 51 generally has a much larger volume, in particular at least twice as large as the second suction chamber 59 in the transporting direction T of the sheet 51 Transporting direction T of the sheet 51 to be transported first suction chamber 58 prevailing negative pressure permanently present and in the transport direction T of the relevant sheet 51 second suction chamber 59th clocked negative pressure, ie this negative pressure is alternately switched on or off for each adjustable duration.
  • the second suction chamber 59 in the direction of transport T of the sheet 51 is therefore designed to be relatively small in volume, in view of the applicable for the sheet 51 transport speed of particular several thousand, z. B.
  • a circulation speed v of the relevant suction belt 52 is set by the preferably digital program-executing control unit 61 with a drive 62 which sets this suction belt 52 in motion.
  • This control unit 61 preferably also controls or regulates the aforementioned synchronization of the negative pressure in the second direction in the transport direction T of the sheet 51 suction chamber 59 with the sweeping of the sheet 51 covered by the perforated surface 57 of this suction belt 52 z. B. by means of a valve 67.
  • the preferably controllable valve 67 is z. B. arranged in a line which the second suction chamber 59 with a z. B. controlled by the control unit 61 pump (not shown) connects.
  • the preferably designed as an electric motor drive 62 acts z. B.
  • the circulation speed v of the relevant suction belt 52 adjusting drive 62 is preferably controlled by the control unit 61. From the control unit 61 is preferably a discontinuous rotational velocity v of the relevant Adjusted suction belt 52, ie due to the control of the drive 62, the rotational speed v of the respective suction belt 52 is different from an otherwise uniform speed phase-wise accelerated or decelerated.
  • At least one position of the respective suction belt 52 at least one register mark 63 is arranged in each case.
  • a sensor 54 detecting the respective register mark 53 is provided and connected to the control unit 61.
  • the rotational speed v of the relevant suction belt 52 by the control unit 61 preferably in response to a z. B. determined by the control unit 61 difference between a corresponding with an actual rotational speed generated by the sensor 64 first signal s1 and a corresponding with a target rotational speed second signal s2 set.
  • the second signal s2, which indicates the desired rotational speed of the respective circulating suction belt 52 is z. B. from a (not shown) higher-level machine control tapped.
  • the sensor 64 which detects the relevant register mark 63 is arranged in particular in the region of an empty run 66 of the relevant suction belt 52.
  • the relevant register mark 63 detecting sensor 64 is as a respective register mark 63 z. B. optically or inductively or capacitively or electromagnetically or ultrasonically sensing sensor 64 is formed.
  • the register mark 63 is corresponding to the respective design of the sensor 64 z. B. formed as an applied on the respective suction belt 52 optical signal surface or as a magnetic strip on the respective suction belt 52 or as a recess or perforation in the respective suction belt 52 or as a arranged in the respective suction belt 52 signal giving body.
  • a point in time of the control of the control unit 61 controlling the circulation speed v of the respective suction belt 52 is preferably synchronized with the sweeping of the area covered by the transported sheet 51 perforated surface 57 of the respective suction belt 52.
  • the transport device for the sequential transport of individual arcuate substrates or sheets 51 has at least one stationarily arranged suction chamber 58; 59 with a preferably in the form of a table-shaped surface 69 in the region of the load tunnel 54, wherein a preferably single, in particular at least partially perforated endless circulating suction belt 52, during transport of the respective arcuate substrate, d. H. preferably a sheet 51, moving over this surface 69, in particular slidably disposed, wherein the respective suction chamber 58; 59 is covered in the region of the load tube 54 of the suction belt 52 of the table-shaped surface 69.
  • This table-shaped surface 69 is z. B. realized by a tabletop.
  • This holding the respective sheet 51 in its transport suction belt 52 is in particular centrally with respect to the orthogonal to the transport direction T directed width b51 of the sheet 51 and / or centered with respect to a direction orthogonal to the transport direction T width b69 of the table-shaped surface 69 ,
  • an orthogonal to the transport direction T directed width b52 of the suction belt 52 is formed smaller than the orthogonal to the transport direction T directed width b51 of the respective transported sheet 51 and also less than the orthogonal to the transport direction T directed width b69 of the table-shaped surface 69th Die orthogonal to the transport direction T directed width b52 of the suction belt 52 is z. B.
  • At least two blowing suction nozzle 68 are arranged in at least two of the non-swept by the suction belt 52 areas of the table-shaped surface 69 each.
  • one emerging from the respective blow-suction nozzle 68 is Air flow z. B. in its intensity (ie in the pressure and / or in the
  • Flow rate and / or duration is preferably controlled or at least controllable, wherein the respective blow-suction nozzle 68 during the transport of the relevant sheet 51 allows air to flow against the underside thereof, whereby an air cushion between the underside of the relevant sheet 51 to be transported and the table-shaped Surface 69 is built or at least buildable.
  • the blow-suction nozzles 68 are each designed as Venturi nozzle, wherein the venturi sucks a side region of the relevant sheet 51 to be transported by a negative pressure in the direction of the table-shaped surface 69.
  • the blow-suction nozzles 68 are preferably arranged in each case in the table-shaped surface 69.
  • An exemplary configuration of the blow-suction nozzles 68 shows the Fig. 14 in a plan view with two corresponding side views, wherein the illustrated blow-suction nozzle 68 z. B. in the form of a slot nozzle, wherein an opening 49 of this slot nozzle preferably as a cross-section z. B. rectangular portion of a preferably cylindrical or conical lateral surface is formed, wherein a running in or parallel to the table-shaped surface 69 extending length I49 of this section at least three times, preferably ten times greater than its perpendicular to the table-shaped surface 69 standing height h49, wherein the length I49 of this opening 49 in the preferred embodiment extends along an arc of an inner circumferential line of a circular ring.
  • the height h49 is about 1 mm and the length l49 of this opening 49 formed along a curved line is more than 10 mm.
  • An emerging from the respective blow-suction nozzle 68 air flow LS is preferably in a particular by a shaping of a z. B. ramped guide surface directed certain direction, said guide surface z. B. is formed by an outwardly extending portion of the aforementioned annulus.
  • a blow direction B of the blow-suction nozzles 68 is preferably in the transport direction T of the relevant sheet 51 to be transported under an outgoing from the transport direction T angle ⁇ in the range of 30 ° to 60 °, preferably at an angle ⁇ of 45 ° obliquely directed outside, as exemplified in the Fig. 15 indicated by directional arrows.
  • the at least one suction chamber 58; 59 covering table-shaped surface 69 each more, in particular two z. B.
  • blow-suction nozzles 68 are z. B. in a sheet 51 each of a chain conveyor 16 receiving transport device 17 is arranged, in particular in a transfer area below the at least one sprocket 24 of the chain conveyor 16 and in front of a transport direction in the direction of transporting the sheet 51 51 further transport device, eg. B.
  • FIG. 11 A preferred arrangement of the blow-suction nozzles 68 in the table-shaped surface 69 each with respect to a position of a gripper carriage 23 moved by the chain conveyor 16 show the Fig. 15 and 16 , This position is in particular the one at which the respective gripper carriage 23 emits or transfers a sheet 51 transported by it for further transport to the suction belt 52.
  • the transport device for sequentially transporting individual sheet-shaped substrates having the central suction belt 52 and blow-suction nozzles 68 can advantageously be used when the sheets 51 to be transported are surface-lacquered and these surface-coated sheets 51 are still in their moist state through the transport device described above z. B. be removed from a chain conveyor 16.
  • the proposed solution not only further, parallel to the centrally arranged suction belt 52 to be arranged suction belts 78 can be saved, but it also those problems are avoided, which would be solved with a synchronization of these other suction belts 78 to the centrally located suction belt 52.
  • blow-suction nozzles 68 it is achieved that a leading edge of the sheets 51, after their respective release by the respective gripper carriage 23, are in short supply from the level of a gripper impact level to a levitation level. H. a few millimeters above the table-shaped surface 69 is spent and that the respective released by the gripper front edge of the relevant sheet 51 remains at the level of the table-shaped surface 69 remains. Without the blow-suction nozzles 68 is at high speed of z. B. more than 10,000 pieces per hour transported sheet 51 the risk that the respective released or transported in the case of scalloped transported bow 51 freely pushed front edge of the relevant sheet 51 is buoyed by an air wedge and takes off again. In addition, in non-rigid sheets 51 and substrates in which only limited internal transverse forces are transmitted from the center belt to the outer edge regions of the substrate in question, supports these outer edge regions caused by the air flow LS air friction in their respective conveying component.
  • Fig. 17 shows a section of a perspective view of a chain conveyor 16.
  • This chain conveyor 16 is z. B. in a machine arrangement with several processing stations 01; 02; 03; 04; 06; 07; 08; 09; 11; 12 each arranged for processing arcuate substrates 51, and preferably at the in the transport direction T guided by the machine assembly arcuate substrates 51 rear end of a trained as a Primer réelle Skeller 02 or as an offset printing device 04 processing station 02; 04, wherein the chain conveyor 16 in the previous processing station 02; 04 processed arcuate substrates 51 individually transported in a sequential transport to a next processing station 06, wherein this next processing station 06 z. B.
  • the offset printing device 04 preferably as a sheet-fed offset printing machine and / or the non-impact printing device 06 z. B. formed as at least one inkjet printing device.
  • the problem is that in the previous z. B. as an offset printing device 04 formed processing station 02; 04 machined arcuate substrates 51 of z. B.
  • the arcuate substrates 51 are each transported individually with a gripper carriage 23 moved along a movement path ( Fig. 10 and 11 ), wherein the respective gripper carriage 23 is generally guided along two mutually spaced apart chain tracks 77 running parallel to its movement path.
  • the relevant substrate 51 to be transported is held, in particular on a longitudinally extending to the respective gripper carriage 23 edge, ie at the front edge of this substrate 51, at least one arranged on this gripper carriage 23 holding means 79, that is held by the at least one gripper.
  • the respective gripper carriage 23 is in the arranged at a certain position of its trajectory takeover, in which the respective gripper carriage 23, the respective substrate 51 to be transported each receives, and / or in the arranged at a certain position of its trajectory transfer area, in which the respective gripper carriage 23 in each case the particular transported substrate 51 in particular emits to the other transport device, z. B. by at least one between the spaced-apart chain webs 77 along the path of movement of the respective gripper carriage 23 arranged guide member 71 is guided, wherein cooperating with the chain conveyor 16 other Transport device is designed in particular as a conveyor belt 17 ( Fig. 11 ).
  • the relevant at least one guide element 71 in the transfer area or in the transfer area between the spaced apart chain tracks 77 in a fixed manner and by means of the gripper carriages 23 guided along the spaced-apart chain tracks 77 of the relevant guide element 71 to fix transversely to the movement path.
  • This fixing is preferably carried out in that on the respective gripper carriage 23 each have a two each with their respective running surfaces against each other employed employees 72; 73 exhibiting pair of rollers is arranged, wherein the respective guide element 71 at least in the transfer area or in the transfer area in each case by a gap between the respective running surfaces of the two rollers 72; 73 of the respective pair of rollers is performed.
  • the at least one guide element 71 is preferably designed as a rigid rail and / or has a wedge-shaped run-up 74.
  • the relevant guide element 71 is z. B. integrally formed and extends z. B. from the transfer area to the transfer area of the chain conveyor 16.
  • the respective running surfaces of the mutually employed rollers 72; 73 of the respective pair of rollers roll z. B. on both sides of the relevant z. B. formed as a rail guide member 71 from ( 17 to 19 ).
  • endlessly circulating conveyor chains are arranged, wherein these conveyor chains are each driven by at least one sprocket 81.
  • the preferably at one end of the chain conveyor 16 either in the transfer area or in the transfer area arranged sprocket 24; 81 of a chain track 77 and arranged at the same end of the chain conveyor 16 in the same area sprocket 24; 81 of the other chain track 77 are preferably connected by a common shaft 89 in particular rigidly together.
  • the respective guide element 71 preferably fixes in cooperation with the roller pair laterally the respective along the spaced-apart chain tracks 77 guided gripper carriage 23, that blocks its transversely to the movement path directed degree of freedom.
  • the lateral positioning of the Substrates 51 is improved in that both in the transfer region, in which the substrates 51 are each taken over by one of the gripper carriages 23, and in the transfer region, in which the substrates 51 transported by the chain conveyor 16 are transferred from the respective gripper carriage 23 to the transfer belt 17, the respective gripper carriage 23 is aligned in each case by a guide element 71 ( Fig. 10 ).
  • These guide elements 71 are designed either as two individual guide elements 71 that are separate from one another or as a one-piece guide element 71 in a coherent manner.
  • the following method for operating a single arcuate substrate 51 of a processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 perform sequentially feeding transport device, wherein by means of cooperating with the transport device control device of each substrate 51 before reaching the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 whose actual position in the transport plane 29 determined by machine and automatically with a for the relevant substrate 51 in this processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 provided target position is compared.
  • the relevant substrate 51 is aligned by a controlled by the control device in its movement transport element of the transport device such that the respective substrate 51 before reaching the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 his in this processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 assumed desired position occupies.
  • the relevant substrate 51 is aligned in a very advantageous embodiment alone of the transport element in each case in the transport plane 29 both in the transport direction T and transversely thereto and about a lying in the transport plane 29 fulcrum. This means that, in particular, mechanical stops on the alignment of the relevant substrate 51 are not involved in this embodiment variant for the operation of the transport device.
  • the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12, the relevant substrate 51st is fed and aligned with respect to its desired position, is preferably formed as a non-impact printing device.
  • the relevant substrate 51 is preferably frictionally, for. B. held by suction or by a clamp and in this held by the transport element operating state with respect to the for this substrate 51 in the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 intended target position aligned.
  • a transport element is in particular a suction drum 32 or a suction belt 52; 78 used.
  • the transport element transports each of the substrates 51 individually.
  • the control device has z. B. the control unit and at least one of its associated z. B.
  • optical sensors 33; 36, wherein the sensors 33; 36 with regard to the detection of the actual position of the relevant substrate 51 z. B. are formed as a side edge sensor and / or as a front edge sensor.
  • the desired position, with respect to which the relevant substrate 51 is to be aligned, is or is stored in the control unit and / or z. B. deposited by a program preferably changeable.
  • the transport element is driven by a first drive moving the relevant substrate 51 in its transport direction T and by a second drive moving the respective substrate 51 transversely to its transport direction T and by a third drive rotating about the relevant substrate 51 about the pivot point lying in the transport plane 29 , this z. B.
  • the transport element in each case as a motor, in particular as a preferably electric servomotor formed drives in each case by the control device, that is controlled by the control unit.
  • the transport element is driven by its three drives in particular at the same time.
  • the relevant substrate 51 is transported by the transport device at a non-zero transport speed of the processing station 02; 03; 04; 06; 07; 08; 09; 11; Supplied 12 and preferably aligned while maintaining this transport speed in the event of a deviation of the actual position of the desired position.
  • the transport element as a suction belt 52; 78 corresponds to the transport speed at which the relevant substrate 51 of the respective processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 is supplied, for. B. the circulation speed v of this suction belt 52; 78th
  • FIG. 20 An embodiment for carrying out the aforementioned method for operating a single arcuate substrates 51 of a processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 sequentially feeding transport device is in the Fig. 20 and 21 represented, in which example a suction drum 32 is used as a transport element.
  • Fig. 20 shows an enlarged detail of the Fig. 11
  • a formed on the suction drum 32 stop 34 is not provided.
  • Each individually transported substrates 51, in particular sheets are passed by means of an upstream in the transport direction T of the suction drum 32 suction belt 78 of the suction drum 32 and the suction drum 32 to another conveyor belt 27, said conveyor belt 27, the substrate in question 51 in particular a non-impact -Druck worn 06 supplies.
  • the substrate 51 is frictionally held by the suction drum 32 by means of suction alone of this suction drum 32 in the transport plane 29 both in the transport direction T and transversely thereto and about lying in the transport plane 29 fulcrum in terms of non-impact printing device 06th aligned for the relevant substrate 51 intended position.
  • the suction drum 32 has a first drive 91 for its circumferential movement and a second drive 92 for its axial movement and a third drive 93 for a perpendicular to the transport plane 29 stationary axis of rotation 94 running or at least executable pivotal movement of the rotation axis 96 of the suction drum 32, wherein these three drives 91; 92; 93 each z. B. are formed as a preferably electric servomotor.
  • the suction drum 32 is with its first drive 91 z. B. stored in a first frame 97, said first frame 97 in turn z. B.
  • the second frame 99 carrying the first frame 97 is in turn arranged in or on a third frame 101, the second frame 99 being movable in or on the third frame 101 when the second drive 92 is actuated transversely to the transport direction T of the relevant substrate 51, in particular is displaceable.
  • the second frame 99 in or on the third frame 101 in a z. B. prism-shaped guide member 102 is linearly guided.
  • Fig. 21 shows the in the Fig. 20 shown transport device again in a plan view, wherein the suction drum 32 respectively executed or at least executable orientation of the substrate 51 in the transport direction T as well as transversely thereto and about a lying in the transport plane 29 rotation angle is indicated by a double arrow.
  • Another method for operating a device for transporting sheet-shaped substrates 51 likewise uses a transport element conveying the relevant substrate 51 in its transport plane 29, the transport element comprising the relevant substrate 51 of a processing station 02 downstream of the transport element in the transport direction T of the relevant substrate 51; 03; 04; 06; 07; 08; 09; 11; 12 in register, this processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 z. B. is designed as a non-impact printing device 06.
  • a transport element is preferably a suction drum 32 having a plurality of axially juxtaposed respectively formed as a holding element suction rings 76 or an array of several each longitudinal to the transport direction T of the substrate 51 rotating, transverse to the transport direction T of the respective substrate 51 juxtaposed suction belts 52; 78 used.
  • the transport element for transporting the respective substrate 51 always uses a plurality of holding elements which are arranged at a distance from each other transversely to the transport direction T, the respective substrate 51 being of at least two of these Holding elements in each case up to a related to the transport plane 29 output position is held in each case frictionally.
  • the respective output positions of all the substrate 51 holding force-locking holding elements are located on a same straight line 103.
  • a diagonal register of the relevant substrate 51 is set.
  • the diagonal register of the relevant substrate 51 is thereby adjusted by setting a rotation angle ⁇ of this line 103 about a rotation axis 94 perpendicular to the transport plane 29, the angle of rotation ⁇ of this line 103 corresponding to the diagonal register of the substrate 51 to be set by actuation by a control unit a single on all the substrate in question 51 holding force-locking holding elements simultaneously acting mechanical coupling element is set, whereby the respective output position of at least one of the substrate in question frictionally retaining holding elements is changed by acting on the respective holding element mechanical coupling element.
  • the relevant substrate 51 frictionally retaining holding elements shape the substrate 51 in each case a different from holding element to holding element transport speed, wherein the respective holding member of the relevant substrate 51 impressed transport speed is in each case dependent on the set for the respective holding element output position.
  • a mechanical coupling element z As a mechanical coupling element z.
  • the proposed method for operating a device for transporting sheet-shaped substrates has the advantage that for adjusting the diagonal register in the transport device, an oblique position of the relevant transport element does not occur and therefore a z. B. already set page register and / or axial register of the substrate in question can not be adversely affected by the setting of the diagonal register. Rather, between the at the attitude of the Diagonal register involved holding elements of the transport element by the operation of a single actuator each set one of the respective position of the respective holding element differential speed, whereby the substrate in question is aligned according to the desired diagonal register.
  • control unit connected to the control of the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 to be supplied in register substrate 51 before reaching the transport element whose actual position determined in the transport plane 29 and with a for the respective substrate 51 in the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 provided target position, wherein in the case of a deviation of the actual position of the target position, the control unit controls a mechanical coupling element drive 93 controls such that the relevant substrate 51 with a reaching the respective output positions of all the substrate in question frictionally retaining holding elements in the processing station 02; 03; 04; 06; 07; 08; 09; 11; 12 assumed desired position with respect to the diagonal register occupies.
  • FIG. 22 shows in a plan view of an arcuate substrate 51, in particular a sheet 51, with a transverse to the transport direction T directed width b51.
  • Transverse to the transport direction T are also several, z. B. five retaining elements z. B. in the form of juxtaposed suction rings 76 of a suction drum 32, wherein these holding elements the respective substrate 51 in the transport plane 29 each hold force-locking, in particular by a negative pressure.
  • z. B is z.
  • two further holding elements are arranged in each case to the right and to the left of the machine center M.
  • the respective planes of rotation of all retaining elements holding the respective substrate 51 in a force-fitting manner are each arranged parallel to one another and in each case along the transport direction T of the relevant substrate 51.
  • the respective substrate 51 is in each case held non-positively in its transport of at least two of these holding elements up to a transport plane 29 related to the output position, wherein the respective output positions of all the respective substrate 51 frictionally retaining holding elements are on the same line 103.
  • the substrate in question 51 is rotated by a rotation angle ⁇ about a perpendicular to the transport plane 29 axis of rotation 94, which takes place in that the straight line 103 is rotated by this rotational angle ⁇ , which in turn takes place in that the respective output position of at least one of the substrate 51 is frictionally engaged holding holding elements is changed by acting on the relevant holding element mechanical coupling element.
  • the rotation angle ⁇ is usually in the range only a few degrees, z. B. between greater than zero and less than 30 °, in particular less than 10 °.
  • the axis of rotation 94 perpendicular to the transport plane 29 is preferably arranged in the machine center M.
  • the output position of the arranged in the machine center M retaining element remains unchanged, whereas each arranged by the respective holding elements in common mechanical coupling element arranged in the example shown to the right of the machine center M output positions of the respective holding elements with respect to their respective rotational speed v are set in advance and each of the arranged on the left of the machine center M output positions of the respective holding elements with respect to their rotational speed v are each trailing set.
  • the respective substrate 51 holding frictionally holding, set to their respective rotational speed v holding elements characterize the respective substrate 51 during the execution of the position correction in each case from holding element to holding element different transport speed, wherein the respective holding member of the relevant substrate 51 impressed transport speed respectively from the set for the respective holding element, ie the target position of the respective substrate 51 corresponding output position S11; S12; S21; S22 is dependent.
  • the Fig. 23 and 24 show an embodiment of the mechanical coupling element z. B. in the form of a linear gear member with rocking levers.
  • the Fig. 25 and 26 show an embodiment of the mechanical coupling element z. B. in the form of a linear gear member with gear coupling gears.
  • all the substrate 51 in question holding force-locking retaining elements is either in accordance with the Fig. 23 and 24 a rocker arm or according to the Fig. 25 and 26 assigned a gear coupling.
  • Similar in the Fig. 20 The arrangement shown is in the FIGS. 23 to 26 shown suction drum 32 z. B. stored in a first frame 97, said first frame 97th in turn z. B.
  • the first frame 97 forms the mechanical coupling element acting on the respective holding elements, wherein the drive 93 designed in particular as a preferably electric servomotor is provided for carrying out the rotary movement of the mechanical coupling element about the axis of rotation 94 perpendicular to the transport plane 29.
  • the drive 93 acts on its operation by the control unit preferably via a hinge 104 on the mechanical coupling element forming the first frame 97.
  • the second frame 99 has at least two diametrically opposed frame walls 106, in which frame walls 106 a parallel to the suction drum 32nd extending drive shaft 107 z. B. is rotatably mounted at both ends.
  • a plurality of oscillating levers 108 are preferably arranged, wherein each of these oscillating levers 108 in each case to one of each z. B. as a suction ring 76 formed holding elements is in operative connection.
  • the respective rocker arms 108 are each rotatably connected to the drive shaft 107, so that the drive shaft 107 for the respective rocker arm 108 each forms a frame-fixed hinge point.
  • Each of the respective rocker arm 108 thus acts driven by the drive shaft 107 optionally via a drive pinion 113 with one of its ends, z. B. its upper end on one of the retaining elements.
  • the embodiment according to the Fig. 25 and 26 is the embodiment according to the Fig. 23 and 24 very similar, so that same components with the same Reference numerals are provided.
  • the embodiment according to the Fig. 25 and 26 differs from the embodiment according to the Fig. 23 and 24 in that a pair of coupling wheels 114 is provided, which is coupled to one another via a gear coupling 116, wherein a drive pinion 117 introduces a torque in the pair of coupling wheels 114 and a driven pinion 118 transmits the introduced into the pair of coupling wheels 114 torque on the relevant holding element for adjusting its angular position ,
  • the pair of coupling wheels 114 together with the drive pinion 117 and the output pinion 118 form a gear coupling mechanism.
  • Fig. 27 shows a further machine arrangement with a plurality of generally different processing stations for sequentially processing a plurality of arcuate substrates.
  • the flat substrates each having a front and a back, are in a feeder 01 z.
  • B. grabbed by a suction head 41 and individually passed by means of a swing gripper 13 to a transfer drum 14 and from there to a rotating system pressure cylinder 119, said plant pressure cylinder 119 on its lateral surface in each case at least one of these substrates or more, for.
  • B. receives two or three in the circumferential direction one behind the other arranged substrates.
  • Each of the substrates to be transported is on the lateral surface of the contact pressure cylinder 119 by means of at least one z.
  • pliable and / or thin substrates with a thickness of z. B. up to 0.1 mm or a maximum of 0.2 mm z. B. also be held by suction air on the lateral surface of the system pressure cylinder 119, wherein a resting of such a substrate on the lateral surface of the system pressure cylinder 119, in particular at the edges of this substrate, for. B. is supported by particular radially directed onto the lateral surface of the contact pressure cylinder 119 blowing air.
  • To the plant pressure cylinder 119 is in the direction of rotation, in the Fig.
  • the system pressure cylinder 119 transfers a substrate primed on both sides to a first at least one tension member having, in particular endlessly circulating transport device, for. B. to a first chain conveyor 16, wherein the first chain conveyor 16 transports this substrate to a first non-impact printing device 06, said first non-impact printing device 06, the front of the substrate in question at least partially printed.
  • the first non-impact printing device 06 transmits the front-side printed substrate to a second at least one tension member having, in particular endlessly circulating transport device, for. B. to a second chain conveyor 21, said second chain conveyor 21, the substrate in question z. B. in the region of its first sprocket 81 ( Fig. 10 ).
  • a second non-impact printing device 127 is arranged, said second non-impact printing device 127 at least partially printed on the back of the respective previously printed on the front side substrate.
  • the first non-impact printing device 06 and the second non-impact printing device 127 are successively arranged in the transport direction T of the respective sheet-shaped substrate at different positions of the transport path of the respective substrate.
  • the relevant now double-sided substrate is then z. B. stored on a stack in a display 12.
  • the in the Fig. 27 or 28 illustrated machine substrate processing on both sides of the respective substrate has a plurality, preferably four dryer 121; 122; 123; 124, namely a first dryer 121 for drying the on the front of the relevant substrate applied primer and a second dryer 122 for drying the applied on the back of the respective substrate primer.
  • a third dryer 123 for drying the respective substrate printed on the front side with the first non-impact printing device 06 and a fourth dryer 124 for drying the substrate printed on the reverse side with the second non-impact printing device 127 are provided.
  • the z. B. identically constructed dryer 121; 122; 123; 124 are the substrate in question z. B.
  • the transport direction T of the relevant substrate transported by the machine arrangement is in the Fig. 27 each indicated by arrows.
  • the first non-impact printing device 06 and the second non-impact printing device 127 are each z. B. formed as at least one inkjet printing device.
  • a third transport device 128 is arranged, which takes over the substrate primed on both sides from the first transport device comprising at least one pulling element, transports it to the second transport device having at least one pulling element and delivers it to this second transport device.
  • the substrate in question in the area of action of the first non-impact printing device 06 transporting third transport device 128 is z. B. as a transport cylinder ( Fig. 27 ) or as a particular endlessly circulating conveyor belt ( Fig. 28 ), wherein in the case of the transport cylinder, preferably several inkjet printing devices of the first non-impact printing device 06 are each arranged radially to this transport cylinder and wherein in the case of the conveyor belt preferably several inkjet printing devices of the first non-impact printing device 06 in particular horizontally next to each other in parallel are arranged this conveyor belt.
  • the conveyor belt is z. B. as a suction belt 52 with at least one suction chamber 58; 59 trained ( Fig. 13 ).
  • the third transport device 128 transporting the relevant substrate in the area of action of the first non-impact printing device 06 and the second transport device comprising at least one traction element in the area of action of the second non-impact printing device 127 preferably each have a single drive 129; 131, these individual drives 129; 131 each z. B. are designed as a regulated in its respective speed and / or angular position or at least controllable preferably electrically powered motor, said means of transporting the relevant transport devices in their respective movement behavior influencing individual drives 129; 131, the printing of the respective substrate on the front side by the first non-impact printing device 06 and on the back by the second non-impact printing device 127 is synchronized or at least synchronized.
  • the first dryer 121 is for drying the applied on the front of the substrate in question primer z. B. in the area of the system pressure cylinder 119 ( Fig. 27 ) or in the region of a run, in particular of the load passage of the first at least one pulling member having transport device ( Fig. 28 ) arranged.
  • the second dryer 122 for drying the primer applied to the rear side of the relevant substrate is preferably arranged in the region of a run, in particular of the load run of the first transport device comprising at least one pulling element.
  • the third dryer 123 for drying the relevant front side of the printed with the first non-impact printing device 06 substrate is z. B.
  • the fourth dryer 124 for drying the respective back printed substrate with the second non-impact printing device 127 is z. B. in the area arranged in the transport direction T of the relevant substrate of the second non-impact printing device 127 downstream run of the second at least one tension member having transport device. If one of the dryers 121; 122; 123; 124 is arranged in a strand of one of the transport devices, determines a length of the drying line a minimum length of the strand in question.
  • the substrates of the system pressure cylinder 119 receiving first at least one tension member having transport device and the substrates in the area of action of the second non-impact printing device 127 transporting second transport at least one traction device transport the substrates each by means of gripper carriage 23, said gripper carriage 23 each in a preferably solid, in particular equidistant spacing follow one another, these gripper carriages 23 each having controlled or at least controllable holding means 79 (FIG. Fig. 15 ) are provided for holding a substrate, in particular with grippers. Each of these gripper carriages 23 is moved by the relevant at least one traction element of the relevant transport device in the transport direction T of the relevant substrate. The gripper carriage 23 are in the transport direction T of the respective substrate z. B.
  • each driven by a precision drive wherein the precision drive in question z. B. in the form of a linear drive system, wherein the precision drive in question the respective gripper carriage 23 and thus the particular of the respective gripper carriage 23 in particular frictionally held substrate with an accuracy of less than ⁇ 1 mm, preferably less than ⁇ 0.5 mm, in particular of less than ⁇ 0.1 mm at a along the transport path z. B. with respect to one of the non-impact printing devices 06; 127 predetermined position positioned.
  • the respective gripper carriage 23 having transport device are at least longitudinally to the transport direction T of the relevant substrate between immediately successive gripper carriage 23 preferably arranged a plurality of bands, wherein the respective held by the respective gripper carriage 23 substrate rests for its stabilization during its transport at least partially on these preferably mutually parallel bands.
  • arranged between successive gripper carriage 23 bands along the transport direction T of the respective substrate in particular sprung arranged or formed of an elastic material.
  • the gripper carriages 23 are arranged at least in the area of action of the first non-impact printing device 06 and / or in the area of action of the second non-impact printing device 127 respectively for stabilizing their respective movement path through at least one along the path of movement of the respective gripper carriage 23 Guide element 71 out ( 17 to 19 ).
  • z. B a catching mechanism for the respective gripper carriage 23 is provided, said catching mechanism z. B.
  • the illustrated machine arrangement can also be described as a machine arrangement for the sequential processing of a plurality of curved substrates each having a front side and a back side, a first non-impact printing device 06 and a second non-impact printing device 127 and a first primer application device 02 and a second primer application device 126, the first primer applicator 02 priming the front side and the second primer applicator 126 priming the backside, and with respect to this substrate, the first non-impact printing device 06 printing on the front side primed by the first primer applicator 02 the second non-impact printing device 127, the printed by the second primer applicator 126 back printed are arranged.
  • the second primer application device 126 can be arranged in the transport direction T of the respective substrate, optionally before or after the second non-impact printing device 127.
  • the first dryer 121 for drying the primer applied on the front side of the respective substrate and / or the second dryer 122 for drying the on the backside of the relevant substrate applied primer and / or the third dryer 123 for drying the relevant printed with the first non-impact printing device 06 front side substrate and / or the fourth dryer 124 for drying the relevant back printed with the second non-impact printing device 127 substrate are respectively z. B.
  • At least one transport device transporting the relevant substrate is provided, this transport device being designed as a transport cylinder or as a circulating conveyor belt or as a chain conveyor.
  • the at least one transport device transporting the relevant substrate has at least one holding element, wherein the at least one holding element is formed holding the respective substrate by a frictional connection or by a positive fit.
  • the Fig. 29 shows yet another advantageous machine arrangement for sequentially processing a plurality of arcuate each having a front and a back having substrates.
  • This machine arrangement which is preferably designed as a printing machine, in particular as a sheet-fed printing press, has at least one first printing cylinder and one second printing cylinder.
  • the first non-impact printing device 06 and the second non-impact printing device 127 are z. B. each formed as at least one inkjet printing device.
  • the first non-impact printing device 06 and / or the second non-impact printing device 127 each print several, for. B. four inks, especially the printing inks yellow, magenta, cyan and black, wherein for each of these inks with respect to the relevant non-impact printing device 06; 127 each preferably a particular inkjet printing device is provided.
  • the first pressure cylinder and the second pressure cylinder are arranged forming a common nip, wherein the first pressure cylinder in this common nip transfers the respective front-side printed and dried substrate directly to the second pressure cylinder.
  • a first primer applicator 02 and a second primer applicator 126 are provided, each primer applicator 02 priming the front side and primer applicator 126 priming the back surface with respect to the same arcuate substrate, with respect to this substrate the first Non Impact printing device 06 printing the primed by the first primer applicator 02 front side printing and the second non-impact printing device 127, the primed by the second Primerargues heard 126 rear printed are arranged.
  • the first primer applicator 02 and the second primer applicator 126 each have z.
  • a system pressure cylinder 119 wherein these two contact pressure cylinders 119 are arranged forming a common nip, wherein the first primer applicator 02 having system pressure cylinder 119 in this common nip the substrate in question directly to the second primer applicator 126 having system pressure cylinder 119 passes.
  • the second primer applicator 126th having bearing pressure cylinder 119 and the first non-impact printing device 06 having first pressure cylinder forming a common nip
  • the second primer applicator 126 bearing pressure cylinder 119 passes the substrate in question directly to the first non-impact printing device 06 having first impression cylinder.
  • Plant pressure cylinder 119 is i. d. R. immediately after the first primer applicator 02 z. B. the one of these first primer applicator 02 primed front side of the respective substrate drying dryer 121 and / or arranged on the circumference of the second primer applicator 126 bearing pressure cylinder 119 i. d. R. immediately after the second primer applicator 126 z. B. arranged one of the second primer applicator 126 primed back of the respective substrate drying dryer 122.
  • the dryer 121 is for drying the primer applied to the front side of the substrate in question and / or the dryer 122 for drying the primer applied to the rear side of the substrate in question and / or the dryer 123 for drying the relevant one with the first non Impact printing device 06 front-side printed substrate and / or the dryer 124 for drying the respective printed on the back of the second non-impact printing device 127 substrate each as a respective primed and / or printed substrate by hot air and / or by irradiation with formed infrared dryer or ultraviolet radiation drying dryer.
  • the respective primed and / or printed substrate is dried by irradiation with infrared or ultraviolet radiation drying dryer 121; 122; 123; 124 formed as an LED dryer, d. H. as a dryer producing the infrared or ultraviolet radiation respectively by means of semiconductor diodes.
  • the first impression cylinder and the second impression cylinder and the first primer applicator 02 having bearing pressure cylinder 119 and the second primer applicator 126 bearing pressure cylinder 119 each preferably in a single drive train formed from gears, ie connected together in a gear train and driven in their respective rotation together by a single drive, said this drive is preferably designed as a particular speed-controlled and / or position-controlled electric motor.
  • the first pressure cylinder and the second pressure cylinder and the first primer applicator 02 having system pressure cylinder 119 and the second primer applicator 126 having system pressure cylinder 119 are each z. B. formed multiple times, ie on the lateral surface are each more, z. B.
  • Each of the substrates to be transported is on the lateral surface of the first printing cylinder and / or the second printing cylinder and / or the first primer applicator 02 bearing system pressure cylinder 119 and / or of the second primer applicator 126 bearing pressure cylinder 119 each by means of at least one z. B. designed as a gripper holding element frictionally and / or positively held.
  • pliable and / or thin substrates with a thickness of z. B. up to 0.1 mm or a maximum of 0.2 mm can be frictionally z. B.
  • the respective substrate printed on both sides is after its transport through the second printing cylinder preferably by means of a transport device z. B. transported to a display 12 and stored there in the display 12 on a stack.
  • the subsequent to the second printing cylinder transport device is z. B. formed as a chain conveyor, wherein the substrate in question during its transport before being deposited in the display 12 by this transport device, it is again preferably dried on both sides by at least one dryer 09.
  • it may be intended to print the substrate printed on the reverse side by the first non-impact printing device 06 on the front side and / or by the second non-impact printing device 127 on one or both sides with further printing inks, in particular spot colors, and / or z. B. to refine by a paint job.
  • the relevant substrate can be processed on both sides, in particular can be printed, without the need for a turning device in this machine arrangement for this substrate.
  • the proposed machine arrangement is thus very compact and inexpensive.
  • the in the Fig. 29 shown machine arrangement is particularly advantageous i. V. m. UV curing inks z. B. used in packaging for food or cosmetics.
EP17190102.8A 2015-04-30 2016-04-29 Ensemble machine modulaire pour le traitement séquentiel de feuilles Active EP3287283B1 (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DE102015208041 2015-04-30
DE102015213431 2015-07-17
DE102015215003 2015-08-06
DE102015216874 2015-09-03
DE102015217229 2015-09-09
PCT/EP2016/059647 WO2016174225A2 (fr) 2015-04-30 2016-04-29 Procédé et ensembles de machines pour traiter séquentiellement des substrats cintrés
EP16723679.3A EP3253574B1 (fr) 2015-04-30 2016-04-29 Procédé et systèmes de machines à imprimer pour traiter en séquence substrats en forme de feuille

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EP16723679.3A Division EP3253574B1 (fr) 2015-04-30 2016-04-29 Procédé et systèmes de machines à imprimer pour traiter en séquence substrats en forme de feuille
EP16723679.3A Division-Into EP3253574B1 (fr) 2015-04-30 2016-04-29 Procédé et systèmes de machines à imprimer pour traiter en séquence substrats en forme de feuille

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EP3287283A1 true EP3287283A1 (fr) 2018-02-28
EP3287283B1 EP3287283B1 (fr) 2018-09-26

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EP17190102.8A Active EP3287283B1 (fr) 2015-04-30 2016-04-29 Ensemble machine modulaire pour le traitement séquentiel de feuilles
EP17190098.8A Active EP3287282B1 (fr) 2015-04-30 2016-04-29 Procédé de traitement séquentiel de substrats en forme de feuilles comprenant appliquer un revêtement d'appret, sécher, imprimer et traiter
EP16723679.3A Active EP3253574B1 (fr) 2015-04-30 2016-04-29 Procédé et systèmes de machines à imprimer pour traiter en séquence substrats en forme de feuille
EP18177223.7A Active EP3392039B1 (fr) 2015-04-30 2016-04-29 Ensemble machine modulaire destiné au traitement séquentiel de feuilles
EP18156678.7A Active EP3339029B1 (fr) 2015-04-30 2016-04-29 Ensemble machine modulaire destiné au traitement séquentiel de feuilles

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EP17190098.8A Active EP3287282B1 (fr) 2015-04-30 2016-04-29 Procédé de traitement séquentiel de substrats en forme de feuilles comprenant appliquer un revêtement d'appret, sécher, imprimer et traiter
EP16723679.3A Active EP3253574B1 (fr) 2015-04-30 2016-04-29 Procédé et systèmes de machines à imprimer pour traiter en séquence substrats en forme de feuille
EP18177223.7A Active EP3392039B1 (fr) 2015-04-30 2016-04-29 Ensemble machine modulaire destiné au traitement séquentiel de feuilles
EP18156678.7A Active EP3339029B1 (fr) 2015-04-30 2016-04-29 Ensemble machine modulaire destiné au traitement séquentiel de feuilles

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US (3) US10052885B2 (fr)
EP (5) EP3287283B1 (fr)
JP (2) JP6873046B2 (fr)
CN (2) CN107567385B (fr)
DE (1) DE102016207402A1 (fr)
WO (1) WO2016174225A2 (fr)

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US10052885B2 (en) 2018-08-21
DE102016207402A1 (de) 2016-11-03
US20180147859A1 (en) 2018-05-31
JP2018514419A (ja) 2018-06-07
CN107567385B (zh) 2020-12-01
EP3287282B1 (fr) 2018-09-26
CN112339425A (zh) 2021-02-09
EP3392039A1 (fr) 2018-10-24
JP2019147380A (ja) 2019-09-05
EP3392039B1 (fr) 2023-12-06
EP3339029A1 (fr) 2018-06-27
EP3287283B1 (fr) 2018-09-26
EP3253574B1 (fr) 2018-09-26
EP3339029B1 (fr) 2018-12-19
WO2016174225A3 (fr) 2016-12-15
JP7387272B2 (ja) 2023-11-28
JP6873046B2 (ja) 2021-05-19
EP3253574A2 (fr) 2017-12-13
US20190224989A1 (en) 2019-07-25
CN107567385A (zh) 2018-01-09
CN112339425B (zh) 2022-09-06
US10293623B2 (en) 2019-05-21
US10940699B2 (en) 2021-03-09
WO2016174225A2 (fr) 2016-11-03
US20180311973A1 (en) 2018-11-01

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