EP2657019A2 - Offset Druckturm einer Rotationsdruckmaschine - Google Patents

Offset Druckturm einer Rotationsdruckmaschine Download PDF

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Publication number
EP2657019A2
EP2657019A2 EP13165800.7A EP13165800A EP2657019A2 EP 2657019 A2 EP2657019 A2 EP 2657019A2 EP 13165800 A EP13165800 A EP 13165800A EP 2657019 A2 EP2657019 A2 EP 2657019A2
Authority
EP
European Patent Office
Prior art keywords
level
printing
tower
unit
control module
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.)
Withdrawn
Application number
EP13165800.7A
Other languages
English (en)
French (fr)
Other versions
EP2657019A3 (de
Inventor
Philippe Lechat
Gérard Collet
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.)
Goss International LLC
Original Assignee
Goss International LLC
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 Goss International LLC filed Critical Goss International LLC
Publication of EP2657019A2 publication Critical patent/EP2657019A2/de
Publication of EP2657019A3 publication Critical patent/EP2657019A3/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/0008—Driving devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/0024—Frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F13/00—Common details of rotary presses or machines
    • B41F13/004—Electric or hydraulic features of drives
    • B41F13/0045—Electric driving devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F7/00—Rotary lithographic machines
    • B41F7/02—Rotary lithographic machines for offset printing
    • B41F7/12—Rotary lithographic machines for offset printing using two cylinders one of which serves two functions, e.g. as a transfer and impression cylinder in perfecting machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
    • B41P2213/00—Arrangements for actuating or driving printing presses; Auxiliary devices or processes
    • B41P2213/70—Driving devices associated with particular installations or situations
    • B41P2213/73—Driving devices for multicolour presses

Definitions

  • the present invention relates to an offset printing tower comprising a plurality of vertically superimposed printing units for successively printing different colors on a strip of continuous material passing through the printing units.
  • Such a printing tower comprises for example four vertically superimposed printing units, for the printing of four colors, which are usually: yellow, cyan, magenta and black.
  • Each printing unit comprises at least one printing unit comprising a forme cylinder (or plate cylinder), a transfer cylinder (or blanket cylinder), an inking unit comprising a plurality of rolls of inking of which at least one is motorized.
  • Each printing unit comprises at least one drive motor for driving the rolls and the or each motorized inking rollers and an electronic drive control module for controlling the or each drive motor.
  • Each printing unit further comprises group actuators for performing functions of a printing group other than driving in rotation of the rolls and the ink rollers, such as adjusting the wetting of the forme cylinder, adjusting the ink distribution on the web, mounting and dismounting plates automatically on a plate cylinder, and electronic actuator control modules for controlling the group actuators.
  • group actuators for performing functions of a printing group other than driving in rotation of the rolls and the ink rollers, such as adjusting the wetting of the forme cylinder, adjusting the ink distribution on the web, mounting and dismounting plates automatically on a plate cylinder, and electronic actuator control modules for controlling the group actuators.
  • the printing units are arranged at a first level and a second level of the printing tower, the first level and the second level being located one above the other.
  • the rotary press With fixed bridges and / or lifts moving vertically to move from one level to another.
  • One of the aims of the present invention is to propose a printing tower whose operation and maintenance are easy.
  • the invention proposes a printing tower comprising a plurality of vertically superimposed printing units for offset printing of a web of continuous material, each printing unit comprising at least one printing unit having a cylinder of form, a transfer cylinder and an inking unit comprising inking rollers, the printing tower comprising at least one electronic control module associated with each printing unit for controlling the printing unit, the a printing tower comprising a first level and a second level each containing at least one printing unit, the first level and the second level level being located one above the other, wherein at least one control module of a second level printing unit is disposed at the first level.
  • the invention also relates to a rotary press comprising at least one printing tower as defined above.
  • the rotary offset press 2 comprises a printing tower 4 for the offset printing of a continuous web 6, in particular a paper web.
  • the rotary press 2 conventionally comprises several printing towers, each for the printing of a respective strip, a unwinding device associated with each printing tower 4 to unwind the strip 6 from a reel, and a set combinations of the strips printed by the different printing towers 4 to ensure the meeting, folding and longitudinal and / or transverse cutting of the strips and / or the assembly of the strips by stapling and / or bonding, to provide in leaving notebooks or signatures.
  • the printing tower 4 is printing units 8.
  • Each printing unit 8 comprises at least one printing unit 10 for printing a face of the strip 6.
  • Each printing unit 10 comprises a shape cylinder 12, a transfer cylinder 14, an inking unit 16, a wetting unit 18, and a plate changing unit 20.
  • the shape cylinder 12 carries on its periphery the forms to be printed.
  • the shaped cylinder 12 is for example a plate cylinder provided for the removable attachment of flexible plates (not shown) carrying the forms to be printed.
  • the plates are changed according to the productions to be made.
  • such a cylinder of form 12 carries several plates side by side axially along the axis of the cylinder, and one or more plates in turn, one behind the other on the circumference of the cylinder of form 12.
  • the number of plates side by side axially is for example between 4 and 6, and the number of plates per turn is for example between 1 and 2.
  • the cylinder shape 12 is for example of the type 4x1, 4x2, 5x2 or 6x2.
  • the transfer cylinder 14 is arranged to be in pressure on the forme cylinder 12 and to transfer ink of the forme cylinder 12 onto the strip 6.
  • the transfer cylinder 14 is here a blanket cylinder adapted to receive on its periphery a blanket (not shown).
  • the axes of the shape cylinder 12 and the transfer cylinder 14 are parallel.
  • the printing tower 4 comprises four four-cylinder front / back printing units 8 in transfer transfer configuration.
  • Each printing unit comprises two printing units 10, the transfer cylinders 14 of which are arranged to press against each other by pinching the band.
  • Each transfer cylinder 14 defines for the other a printing cylinder.
  • Each printing unit 8 is provided to print a respective color on the strip 6.
  • the colors usually used are: black, cyan, magenta and yellow.
  • Each inking unit 16 comprises an ink source 22 and an inking roller assembly 26 for transferring the ink from the ink source to the forme cylinder 12.
  • the ink source 22 is for example formed from an inkwell and an inkwell roller motorized by a dedicated motor.
  • Each wetting unit 18 is configured to apply wetting liquid, usually water, to the shape cylinder 12.
  • the wetting unit is optional and may be omitted to perform waterless printing ("waterless printing”). in English).
  • Each plate changing unit 20 is designed for the automatic unloading of the plates of the form cylinder 12 and the automatic loading of new plates onto the shape cylinder 12.
  • the plate changing unit 20 is optional, the change being alternatively be done manually.
  • the printing tower 4 comprises a first level 36 comprising at least one printing unit 8 and a second level 38 having at least one printing unit 8.
  • Each level here comprises two printing units 8.
  • the printing tower 4 is composed of a first tower element 32 and a second tower element 34 stacked on top of each other, each comprising at least one printing unit 8 and respectively defining the first level 36 and the second level 38 of the printing tower 4.
  • Each printing unit 8 comprises at least one drive motor for driving in rotation at least one shaped cylinder 12, at least one transfer cylinder 14 and / or at least one inking roller 26 of the invention. printing unit 8.
  • the drive motors 40 are arranged on a first lateral face 41 of the printing tower 4 ( Figure 2 ).
  • each printing unit 8 comprises a single driving motor 40 per printing unit 8, coupled to the shape cylinders 12, to the transfer cylinders 14 and to the motorized inking rollers 26 of the two groups of printing 10 of the printing unit 8.
  • the group actuators 42 are shown disposed on a second side face 43 of the printing tower 4, opposite to the first side face, in a linear arrangement. Of course, they present in practice a different arrangement. Some group actuators 42 may further be received within the printing tower 4.
  • the print tower 4 comprises electronic control modules for controlling the motors 40 and / or the group actuators 42.
  • the control modules include drive control modules 50 for controlling the drive motors 40 and actuator control modules 52 for controlling the group actuators 42.
  • the control modules are arranged on the lateral faces 41, 43 of the printing tower 4 to facilitate their access.
  • the drive control modules 50 are arranged on the first lateral face 41 on the same side as the drive motors 40.
  • the actuator control modules 52 are arranged on the second lateral face 43.
  • At least one control module of a printing unit 8 of the second level 38 is arranged at the first level 36.
  • all the drive control modules 50 of the second level printing units 38 are located at the first level 36 (FIG. Figure 2 ). All of the actuator control modules 52 of the printing units 8 of the second level 38 are arranged at the first level 36. Thus, the control modules are all accessible at the first level 36, which facilitates access for the control operations. operation and maintenance.
  • At least one control module of a printing unit 8 of the second level 38 is arranged at the first level 36.
  • the first level is the lower level and the second level is the upper level, located above the first level.
  • the control units are thus grouped at the lower level (first level), which allows operators to access them without having to go up to the next level (second level), via fixed gangways or vertically movable lifts.
  • the configuration could of course be reversed, the first level being the upper level and the second level the lower level.
  • the lower level control modules would thus be arranged at the top level and grouped together with the higher level control modules.
  • first level drive control modules 50 are grouped at the first level in a first drive control cabinet 54
  • second level 38 drive control modules 38 are grouped at the first level in a second level. drive control cabinet 56.
  • the first drive control cabinet 54 and the second drive control cabinet 56 are separated. They are arranged on both sides of a median transverse plane of the printing tower 4.
  • the actuator control modules 52 of the first level 36 are grouped at the first level in a first cabinet of actuator control 58, and the actuator control modules 52 of the second level 38 are grouped at the first level in a second actuator control cabinet 60.
  • the first actuator control cabinet 58 and the second control cabinet actuator 60 are separated. They are arranged on both sides of a median transverse plane of the printing tower 4.
  • each level has dedicated cabinets, which facilitates operation and maintenance operations.
  • control modules of the first level and the second level are arranged in one or more common cabinet (s) each containing first level control modules and second level control modules.
  • the drive control modules 50 of the or each printing unit 8 of the first level 36 and the or each printing unit 8 of the second level 38 are arranged in the same cabinet at the first level 36 and / or the actuator control modules 52 of the or each printing unit 8 of the first level 36 and the or each printing unit 8 of the second level 38 are arranged in the same cabinet.
  • the printing tower is compact while allowing easy operation and maintenance. Maintenance or control of drive motors and / or group actuators can easily be done from the same level.
  • the invention is not limited to a printing tower with four double-sided printing units superimposed in a four-cylinder blanket blanket configuration.
  • the print tower may include several superimposed printing units, in a simplex configuration, in a blanket blanket configuration or in a satellite configuration, front or back, five, seven or nine cylinders.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rotary Presses (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
EP13165800.7A 2012-04-27 2013-04-29 Offset Druckturm einer Rotationsdruckmaschine Withdrawn EP2657019A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1253961A FR2989924A1 (fr) 2012-04-27 2012-04-27 Tour d'impression offset pour presse rotative

Publications (2)

Publication Number Publication Date
EP2657019A2 true EP2657019A2 (de) 2013-10-30
EP2657019A3 EP2657019A3 (de) 2014-06-18

Family

ID=48143221

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13165800.7A Withdrawn EP2657019A3 (de) 2012-04-27 2013-04-29 Offset Druckturm einer Rotationsdruckmaschine

Country Status (4)

Country Link
US (1) US20140020581A1 (de)
EP (1) EP2657019A3 (de)
CN (1) CN103373046A (de)
FR (1) FR2989924A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2019408B1 (nl) * 2017-08-10 2019-02-21 Mps Holding Bv Samenstel voor het bewerken van een substraatbaan

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19636987C2 (de) * 1996-09-12 2000-03-23 Koenig & Bauer Ag Vorrichtung zur Diagnose bei einer Rotationsdruckmaschine
US6374731B1 (en) * 1997-04-18 2002-04-23 Heidelberger Druckmaschinen Ag Lithographic newspaper printing press
EP0882587B1 (de) * 1997-06-02 2003-07-23 Maschinenfabrik Wifag Registerhaltige Abstimmung von Druckzylindern einer Rollenrotationsmaschine
ATE506189T1 (de) * 2001-10-05 2011-05-15 Koenig & Bauer Ag Rollenrotationsdruckmaschine und trichteranordnung
DE10243454C5 (de) * 2002-09-19 2009-10-08 Koenig & Bauer Aktiengesellschaft Antriebsvorrichtung einer Bearbeitungsmaschine
DE10311284B4 (de) * 2003-03-14 2005-11-24 Koenig & Bauer Ag Druckmaschine mit zumindest zwei Druckwerken
DE102005036450B3 (de) * 2005-05-13 2006-12-21 Koenig & Bauer Ag Druckmaschine
DE102008064625A1 (de) * 2008-03-14 2009-09-24 Koenig & Bauer Aktiengesellschaft Druckeinheit einer Druckmaschine
DE102008042090A1 (de) * 2008-09-15 2010-03-25 Koenig & Bauer Aktiengesellschaft Vorrichtungen und Verfahren zur Temperierung einer Druckeinheit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Also Published As

Publication number Publication date
US20140020581A1 (en) 2014-01-23
EP2657019A3 (de) 2014-06-18
CN103373046A (zh) 2013-10-30
FR2989924A1 (fr) 2013-11-01

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