EP3426492B1 - Verfahren zur prüfung einer registerhaltigkeit von auf zwei gegenüberliegenden seiten eines bedruckstoffes zu druckenden druckbildern - Google Patents

Verfahren zur prüfung einer registerhaltigkeit von auf zwei gegenüberliegenden seiten eines bedruckstoffes zu druckenden druckbildern Download PDF

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Publication number
EP3426492B1
EP3426492B1 EP17710508.7A EP17710508A EP3426492B1 EP 3426492 B1 EP3426492 B1 EP 3426492B1 EP 17710508 A EP17710508 A EP 17710508A EP 3426492 B1 EP3426492 B1 EP 3426492B1
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EP
European Patent Office
Prior art keywords
printing
printed
register
cylinder
rotary
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.)
Active
Application number
EP17710508.7A
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German (de)
English (en)
French (fr)
Other versions
EP3426492A1 (de
Inventor
Florian BUMM
Steffen Fischer
Sebastian Franz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
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Koenig and Bauer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Publication of EP3426492A1 publication Critical patent/EP3426492A1/de
Application granted granted Critical
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Active legal-status Critical Current
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/0036Devices for scanning or checking the printed matter for quality control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F11/00Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination
    • B41F11/02Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination for securities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F13/00Common details of rotary presses or machines
    • B41F13/02Conveying or guiding webs through presses or machines
    • B41F13/025Registering devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F13/00Common details of rotary presses or machines
    • B41F13/08Cylinders
    • B41F13/10Forme cylinders
    • B41F13/12Registering devices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F13/00Common details of rotary presses or machines
    • B41F13/08Cylinders
    • B41F13/10Forme cylinders
    • B41F13/12Registering devices
    • B41F13/14Registering devices with means for displacing the cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F13/00Common details of rotary presses or machines
    • B41F13/08Cylinders
    • B41F13/10Forme cylinders
    • B41F13/12Registering devices
    • B41F13/16Registering devices with means for displacing the printing formes on the cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F27/00Devices for attaching printing elements or formes to supports
    • B41F27/005Attaching and registering printing formes to supports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/0009Central control units
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/0081Devices for scanning register marks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F35/00Cleaning arrangements or devices
    • B41F35/02Cleaning arrangements or devices for forme cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F35/00Cleaning arrangements or devices
    • B41F35/06Cleaning arrangements or devices for offset cylinders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41PINDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2213/00Arrangements for actuating or driving printing presses; Auxiliary devices or processes
    • B41P2213/90Register control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41PINDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2213/00Arrangements for actuating or driving printing presses; Auxiliary devices or processes
    • B41P2213/90Register control
    • B41P2213/91Register control for sheet printing presses
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41PINDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2233/00Arrangements for the operation of printing presses
    • B41P2233/10Starting-up the machine
    • B41P2233/13Pre-registering
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41PINDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2235/00Cleaning
    • B41P2235/10Cleaning characterised by the methods or devices
    • B41P2235/26Spraying devices

Definitions

  • the invention relates to a method for checking a registration of printed images to be printed on two opposite sides of a printing material according to the preamble of claim 1.
  • print images printed on the two opposite sides of the printing material must preferably be in a predefined relationship with regard to their relative position to one another, taking into account previously defined tolerances, this ratio remaining as unchanged as possible in the continuous printing of the rotary printing press, since a deviation from one for This ratio predetermined setpoint, in particular a beyond the predetermined tolerances exceeding deviation as a quality-reducing effect.
  • the relation which relates to the relative position of printed images printed on both sides of the printing substrate consists, for example, of B. in that these printed images as congruent or complement each other to a single geometric figure or z. B. separated in their respective position from each other in a z. B. are arranged by the setpoint predetermined fixed distance from each other.
  • the printed images can z. B.
  • the printed image may be a security feature z. B. a banknote or other value document.
  • This security feature is z. B. such that on the front and back at one point of the bill or the document of value z. B.
  • Such security features are preferably produced in a so-called simultaneous printing process.
  • the printing material is preferably designed as at least one printed sheet and consists for. B. of paper, cardboard or cardboard.
  • a method for arranging at least one printing plate on at least one plate cylinder of a printing press, wherein depending on at least one register pattern of a printing material new settings for at least one temperature of at least one arranged on the at least one plate cylinder pressure plate and / or at least one cylinder bale of the at least one plate cylinder and / or at least one temperature control means cooperating with this pressure plate and / or this at least one plate cylinder and the at least one temperature of at least one pressure plate and / or this at least one cylinder bale and / or this at least one temperature control is changed according to the new settings.
  • a method for checking the color separations printed on a carrier material in which a first color separation of a first color is produced on the carrier material, wherein the first color separation comprises at least a first part of an image of binary symbols with coded data, at least a second color separation of one second color on the support material is generated, wherein the second color separation comprises a second part of the image of the binary symbols with coded data, in which detected by means of a sensor arrangement, the image and the data are determined.
  • JP S60 85961 A a method for determining color register errors in offset printing is known, in which determined by means of a camera distances between predetermined applied on a sheet marks and with the distances be compared between corresponding markers in a template.
  • a see-through security element for value documents which has superimposed patterns on two opposite sides of a translucent carrier material, the two patterns complementing each other in register-accurate arrangement to form a complete image.
  • a device for determining the turning passport in a double-sided printed sheet in which a first registration element on a recto printing side and a second registration element on a reverse side of the sheet illuminated and the illuminated Passerimplantation are comparable with respect to their position to each other, with a recording for introducing a the Passeremia bearing pressure sheet having beam deflection, which reflects the reflected by the illuminated passer elements images one above the other or side by side, so that the position of the passer elements is evaluated by an observation device.
  • a device for measuring marks on a printed product top side and a printed product underside with respect to each other and to a printed product edge consisting of two transducers, each associated with a printing material side, at least one reference mark carrier and a clamping device, wherein the clamping device consists of two clamping elements, wherein the clamping elements about a common bearing axis of a bearing are rotatably mounted to each other, wherein the clamping elements in the bearing axis extending each have a longitudinal gap opening, the folded form a nip, wherein the printed product insertable into this nip and fixable by rotation of the clamping elements and the measuring marks including the printed product edge lie in the region of the longitudinal gap opening.
  • DE 298 19 735 U1 is a device for determining a turning passport in a double-sided sheet known, in which a first registration element on the Schön- and a second registration element on the reverse side of the sheet are illuminated and the illuminated Passerimplantation are comparable with respect to their position to each other, one a sheet recording for Introduction of a Passerimplantation bearing arc section having Strahlumlenk issued reflected from the illuminated Passerimplantationn images above or next to each other reflects that the position of the register element of the recto printing side and the position of the register element of the back pressure side are evaluated by an observation device.
  • a register mark inspecting device which inspects a positional relationship between register marks on a front side and a back side of a printed product, the register mark inspecting device having two lenses each of which generates an image of the register marks on the front side and the back side of the printed product and which are arranged opposite to each other.
  • a side register correcting apparatus which has a register correcting unit capable of correcting register movement of a fiber web through each plural printing units and a fan correcting unit capable of correcting a width of the fiber web stretched in a width direction
  • the side register correcting device comprising: a) a register detecting and estimating unit capable of estimating and detecting a register correction amount by the register correcting unit based on at least two register marks printed on the fiber web through each of the printing units when plural printing units are in one traveling fiber web to print a correction by the register correction unit and the fan correction unit; b) a register correction control unit capable of automatically controlling the register correction unit in real time based on the register correction amount derived by the register detecting and estimating unit; c) a fan detection and estimation unit capable of estimating and detecting a fan correction amount by the fan correction unit based on a register flag; and d) a fan correction control unit capable of automatically controlling the fan correction unit in real time based on the fan
  • US 5 036 763 A is a convertible multicolor printing machine for perfecting, in particular of banknotes, known with two substantially identically constructed halves, each a first cylinder, one against this pressed image transfer cylinder, a second cylinder designed as a rubber cylinder, which is adjustable between a compressed against the first cylinder offset printing position and a spaced from this collective pressure position, several standing in contact with this blanket cylinder convertible, formed in the offset printing position as offset plate cylinder and in the collective pressure position as a color selection cylinder , each of an inking unit einstärbbare cylinder, a rubber cylinder associated with the adjustable collective plate cylinder, which is penetrate Kohlbar in the offset printing position from the blanket cylinder in an inoperative position and cooperates in the collective pressure position with both the blanket cylinder and the image transfer cylinder, and in at least one of the machine halves an additional printing unit having a plate cylinder colored by its own inking unit, the two first cylinders being adjacent to each machine half adjacent printing cylinder act, the pressure cylinder and the image transfer
  • the invention has for its object to provide a method for checking a register of printing on two opposite sides of a printing material to be printed images.
  • the achievable with the present invention consist in that an examination of the register accuracy of printed on two opposite sides of a printing material images is made possible without the aid of a print image foreign reference.
  • Printed images intended for opposite sides of the printing substrate are checked directly and directly by viewing the same side of the printing substrate or by simultaneously recording these printed images in the same photographic image. Therefore, the proposed method is also suitable for substrates with low transparency.
  • Fig. 1 and Fig. 2 show by way of example in each case schematically and greatly simplified a printing unit 01 a z. B. used in value printing or packaging printing rotary printing machine, z. B. a printing in an offset printing process rotary printing machine, wherein the printing unit 01 two cooperating in the printing process, ie against each other employed printing cylinder 02; 03 has.
  • the preferably not assigned by one of the rotary printing press shown control station from remotely operated or at least remotely operable printing unit 01 has for each of the two cooperating printing cylinder 02; 03 in each case at least one inking unit (in the Fig. 1 and 2 not shown) and optionally in each case at least one dampening unit (in the Fig. 1 and 2 not shown).
  • each of the two cooperating printing cylinder 02; 03 which are then each formed as a transfer cylinder or as a blanket cylinder, in each case at least one forme cylinder (in the Fig. 1 and 2 not shown) assigned.
  • For each of the two cooperating printing cylinder 02; 03 is preferably also a washing device 04; 06 provided, with which each of the printing cylinder 02; 03 each of ink can be cleaned.
  • Each printing cylinder 02; 03 can transfer at least one print image to a substrate 07 ( Fig. 2 ), wherein in the circumferential direction of each printing cylinder 02; 03 each preferably several print images can be arranged one behind the other.
  • each printing cylinder 02; 03 each have multiple print images next to each other.
  • the respective print images can be monochrome or multicolored.
  • the respective direction of rotation of each printing cylinder 02; 03 is indicated in the figures in each case by a directional arrow.
  • a transport direction T provided for the transport of the printing material 07 by the printing unit 01 is indicated by a directional arrow ( Fig. 2 ).
  • printing unit 01 is z. B. in the continuous printing of the rotary printing machine, the first page of the printing material 07, z. B. whose front printed by means of the first printing cylinder 02 and the first side opposite the second side of the printing substrate 07, z. B.
  • the printing unit 01 of the rotary printing press is thus suitable for printing on opposite sides of the printing substrate 07 simultaneously in perfecting without turning this printing material 07, ie in a simultaneous printing process.
  • a method is proposed with the following method steps: Preferably, during setup of the rotary printing machine, a print image of the first printing cylinder 02 is first printed on the second printing cylinder 03 by the inked with at least one ink first printing cylinder 02 is made in a contact with the second printing cylinder 03, so that during a z. B. triggered at the control center rotation of the juxtaposed printing cylinder 02; 03 a printed image to be printed by the first printing cylinder 02 is transferred directly and directly to the lateral surface of the second printing cylinder 03.
  • the substrate 07, z. B. a single sheet or a sequence of multiple sheets or a printing substrate, through the nip of the two mutually employed printing cylinder 02; 03 out, so that the substrate 07 in contact with the two cooperating printing cylinder 02; 03 is printed such that printed on the second printing unit cylinder 03 printed image is printed on the same side of the printing material 07 together with a same or another each printed by the second printing cylinder 03 in a continuous printing of the rotary printing machine print image.
  • these two printed together on the same side of the printing substrate 07 printed images are checked for their registration and / or also measured.
  • the specified tolerances are usually in the range of significantly less than 1 millimeter.
  • the relative position of the printing press to be printed in the continuous printing of the rotary printing press on both sides of the printing substrate 07, but to test its register accuracy but jointly printed on the same side of the printing material 07 relationship exists z. B. in that these printed images as congruent or complementary to each other to a single geometric figure or z. B. separated in their respective position from each other in a z. B. are arranged by the setpoint predetermined fixed distance from each other.
  • a deviation, in particular beyond the previously defined tolerances, from the setpoint value specified for this ratio has the effect of reducing the quality.
  • a detected deviation can also z. B. by means of the optical system to determine from the measured value at least one manipulated variable for setting the rotary printing press.
  • the optical system has at least one detection device z. B. in the form of a camera and usually a lighting device and a particular digital image processing device for evaluating the recorded by the at least one detection device photographic image of the relevant printed image or the relevant printed images.
  • the tested register accuracy of the printing press to be printed on the opposite sides of the printing substrate 07 during continuous printing of the rotary printing press but jointly printed on the same side of the printing substrate 07 is found to be good, preferably at least for the second printing cylinder 03 to which a printed image was transferred from the first printing cylinder 02, in particular before a start of the continuous printing of the rotary printing machine for the purpose of removing the printed image transferred to it a cylinder washing by this second printing cylinder 03 associated Washing device 06 automatically or manually z.
  • B. is operated from the control room.
  • both printing cylinder 02; 03 washed by their respective washing device 04; 06 is actuated.
  • the at least one manipulated variable for setting the rotary printing press due to the determination of the at least one manipulated variable for setting the rotary printing press, as this manipulated variable from the measured value for the determined deviation of the predetermined ratio for the relative position of the imprinting the rotary press on opposite sides of the printing substrate 07 to be printed, for testing their registry but has resulted in common printed on the same side of the substrate 07 printed images of the target value. It is preferably provided that at least the second printing group cylinder 03, to which a printed image has been transferred from the first printing cylinder 02, is washed after each registration check.
  • the printing unit 01 has, in a cooperative arrangement, the first printing cylinder 02 and the second printing cylinder 03, wherein the first printing cylinder 02 z. B. for the Perfecting and the second printing cylinder 03 z. B. is used for the perfecting.
  • the printing cylinder 02; 03 can be a through the nip between the first Printing cylinder 02 and the second printing cylinder 03 guided substrate 07, which is designed in particular as a sheet, simultaneously, so be printed on both sides simultaneously.
  • the in the Fig. 3 exemplified rotary printing machine is z.
  • the two printing cylinder 02; 03 each as a transfer cylinder, in particular each formed as a blanket cylinder.
  • this exemplified printing unit 01 both the z. B. used for the Perfecting first printing cylinder 02 each z. B. four forme cylinder 11 to 14 and to the z. B. for the perfecting second printing cylinder 03 each z. B. four forme cylinder 16 to 19 employed or at least employable.
  • the form cylinder 11 to 14; 16 to 19 are each referred to as a plate cylinder.
  • To each of the form cylinder 11 to 14; 16 to 19 are each at least one inking unit 21 to 24; 26 to 29 employed or at least employable.
  • each inking unit 21 to 24; 26 to 29 each also a dampening unit 31 to 34; 37 to 39, which is needed in a wet offset printing process.
  • the beautiful printing-side inking units 21 to 24 and possibly also the beautiful pressure side dampening units 31 to 34 are z. B. arranged in a movable frame carriage 61.
  • the rebate-side inking units 26 to 29 and, where appropriate, the offset-side dampening units 37 to 39 z. B.
  • both frame carriage 61; 62 are movable apart in each case in the opposite direction and in each direction facing each other zufahrbar, said rack carriage 61; 62 to the stationary arranged printing unit 01 each can be adjusted or turned off.
  • At the periphery of the two printing cylinder 02; 03 are consecutively several, z. B. each arranged three blankets.
  • the form cylinder 11 to 14; 16 to 19 have at their respective perimeter z. B. only a single printing plate, wherein a directed in the circumferential direction printing form length each preferably corresponds with a directed in the circumferential direction blanket length.
  • an inspection unit 08 is preferably provided, wherein this inspection unit 08 is designed in particular as an optical system with a detection device in the form of a camera and a lighting device.
  • the inspection unit 08 is z. B. also used to check the register validity of printed images.
  • a provided by a sheet feeder 41 sheet is using a z. B. as a conveyor belt formed first conveyor 42 in the transport direction T of a sheet fed 43, wherein the sheet metal system 43 introduces the relevant sheet in the printing unit 01.
  • the printing unit 01 accepts the relevant sheet from the sheet metal plant 43 z. B. a first transfer drum 44.
  • Rotary printing machine shown by way of example is provided that the straight printing page of the relevant sheet first with at least one ink, preferably with several, z. B. is printed with two inks, each z. B. by irradiation with ultraviolet light (UV) to be dried.
  • UV ultraviolet light
  • a (counter) pressure cylinder 46 is provided in cooperation with the first transfer drum 44, to which a designed as a blanket cylinder transfer cylinder 47 is employed or at least employable.
  • a transfer cylinder 47 z. B one or more each designed as a plate cylinder form cylinder 48; 49 employed or at least employable.
  • These form cylinder 48; 49 are each of a further inking unit 51; Colored 52, whereby these inking units 51; 52 in turn, if necessary, in each case with a dampening unit 53; 54 can interact.
  • a specially designed as a blanket washing device washing device 56 may also be provided for the optionally provided transfer cylinder 47.
  • Printing sheet is preferably initially passed past at least one UV dryer 57 before this sheet is transferred by means of a second transfer drum 58 to the second printing cylinder 03 and guided into the nip between the first printing couple cylinder 02 and the second printing cylinder 03.
  • a sheet After a sheet has passed through the nip between the first printing cylinder 02 and the second printing cylinder 03, it can already be inline, ie inspected within the rotary printing machine by means of the inspection unit 08 and z. B. to register validity of his printed images are checked before he then by means of a third transfer drum 63 a z. B. passed as a chain conveyor second conveyor 64 is passed.
  • the second conveyor 64 conveys the sheet from the printing unit 01 to a display 66, the display 66 in particular more, z. B. three delivery tray compartments 67; 68; 69 has.
  • the proposed method in an exemplary according to Fig. 3 Run illustrated rotary printing machine. Because the proposed method allows a simple check of the register on both sides simultaneously printed on a substrate 07 printed images.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quality & Reliability (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Rotary Presses (AREA)
  • Printing Methods (AREA)
EP17710508.7A 2016-03-11 2017-03-07 Verfahren zur prüfung einer registerhaltigkeit von auf zwei gegenüberliegenden seiten eines bedruckstoffes zu druckenden druckbildern Active EP3426492B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016204072.3A DE102016204072B4 (de) 2016-03-11 2016-03-11 Verfahren zur Prüfung einer Registerhaltigkeit von auf zwei gegenüberliegenden Seiten eines Bedruckstoffes zu druckenden Druckbildern
PCT/EP2017/055317 WO2017153404A1 (de) 2016-03-11 2017-03-07 Verfahren zur prüfung einer registerhaltigkeit von auf zwei gegenüberliegenden seiten eines bedruckstoffes zu druckenden druckbildern

Publications (2)

Publication Number Publication Date
EP3426492A1 EP3426492A1 (de) 2019-01-16
EP3426492B1 true EP3426492B1 (de) 2019-10-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17710508.7A Active EP3426492B1 (de) 2016-03-11 2017-03-07 Verfahren zur prüfung einer registerhaltigkeit von auf zwei gegenüberliegenden seiten eines bedruckstoffes zu druckenden druckbildern

Country Status (6)

Country Link
US (1) US10308012B2 (ja)
EP (1) EP3426492B1 (ja)
JP (1) JP6567200B2 (ja)
CN (1) CN108778749B (ja)
DE (1) DE102016204072B4 (ja)
WO (1) WO2017153404A1 (ja)

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DE102018104534B3 (de) * 2018-02-28 2019-04-25 Baldwin Technology Gmbh Sprührohr und druckmaschinenwalzen-reinigungsvorrichtung mit einem sprührohr
CN117584641B (zh) * 2024-01-19 2024-03-29 山东盈科杰数码科技有限公司 一种高速轮转喷墨印刷机正背套印精度的控制方法和装置

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US20190084293A1 (en) 2019-03-21
DE102016204072A1 (de) 2017-09-14
DE102016204072B4 (de) 2018-05-03
JP6567200B2 (ja) 2019-08-28
EP3426492A1 (de) 2019-01-16
US10308012B2 (en) 2019-06-04
CN108778749B (zh) 2019-10-25
JP2019507696A (ja) 2019-03-22
WO2017153404A1 (de) 2017-09-14
CN108778749A (zh) 2018-11-09

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