EP1352742A1 - Dispositif de commande pour l'alimentation en feuilles - Google Patents

Dispositif de commande pour l'alimentation en feuilles Download PDF

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Publication number
EP1352742A1
EP1352742A1 EP03006270A EP03006270A EP1352742A1 EP 1352742 A1 EP1352742 A1 EP 1352742A1 EP 03006270 A EP03006270 A EP 03006270A EP 03006270 A EP03006270 A EP 03006270A EP 1352742 A1 EP1352742 A1 EP 1352742A1
Authority
EP
European Patent Office
Prior art keywords
sheet
stack
sheets
machine
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
EP03006270A
Other languages
German (de)
English (en)
Other versions
EP1352742B1 (fr
Inventor
Karl Preuss
Guntram Diem
Bernd Kohl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koenig and Bauer AG
Original Assignee
Koenig and Bauer AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koenig and Bauer AG filed Critical Koenig and Bauer AG
Priority to EP09161195.4A priority Critical patent/EP2135743B1/fr
Publication of EP1352742A1 publication Critical patent/EP1352742A1/fr
Application granted granted Critical
Publication of EP1352742B1 publication Critical patent/EP1352742B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
    • B65H7/20—Controlling associated apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • B41F33/04—Tripping devices or stop-motions
    • B41F33/06—Tripping devices or stop-motions for starting or stopping operation of sheet or web feed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00—Separating articles from piles
    • B65H3/08—Separating articles from piles using pneumatic force
    • B65H3/0808—Suction grippers
    • B65H3/0816—Suction grippers separating from the top of pile
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00—Feeding articles separated from piles; Feeding articles to machines
    • B65H5/34—Varying the phase of feed relative to the receiving machine
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2403/00—Power transmission; Driving means
    • B65H2403/90—Machine drive
    • B65H2403/94—Other features of machine drive
    • B65H2403/943—Electronic shaft arrangement

Definitions

  • the invention relates to a method for controlling the sheet feed to a sheet processing Machine with a sheet feeder, which has a sheet separator for separating the sheets from a stack and supported by clock rollers for transporting the isolated Has sheet in a transport direction to a belt table or suction belt table, from which the sheets are transported to the machine, with regard to double, missing or skewed sheets be checked and if such a sheet is present or in the event of faults in the downstream machine is stopped the sheet feed, one of which is the height level of the stack detecting scanner is provided and the drive of the Sheet feeder is carried out by individual drives, which by means of processing electronics is linked to a control device of the downstream machine can be controlled.
  • a control method is described in DE 195 05 560 C2 described the sheet feed to sheet printing machines. This procedure will only Double or missing sheet detected.
  • a double or missed sheet check is in the Area of the clock rollers, that is provided in the upper area of the conveyor table. If found a double or missed sheet is the removal of additional sheets from the sheet stack stopped and the number of double or in the sheet transport direction on the conveyor line Missing preceding sheet determined and still fed into the printing press. Before the missed or double sheet arrives, the sheet transport is stopped and the faulty sheet can be removed.
  • This method has the disadvantage that it occurs only with a small number of Disruptions come into play. Disorders that are caused by double or missing sheets occur when operating sheet-fed printing machines in relation to other faults infrequently, so that a reduction in paper waste due to the removal of the Sheet scale after a machine stop, is possible to a small extent.
  • the object of the invention is to develop a generic method such that with a sheet of time from the area in a short amount of time and without waste the sheet feeder can be removed.
  • the object is achieved by a method according to the features of claim 1 or claim 3.
  • the solution according to the invention makes it possible, regardless of whether a stop is caused by an error in the sheet processing machine or by an error in the sheet feeder, to transport the sheets already on the belt table or suction belt table back to the stack and to process them.
  • a sheet feeder 1 is shown with a belt table 2.
  • the belt table 2 is as Suction belt table 2.1 formed.
  • the solution according to the invention is on a sheet feeder 1 with a suction belt table 2.1, in the sheet 8 by means of vacuum on suction belts 26.1 are explained, the solution according to the invention also being used in a sheet feeder 1 can be realized with a belt table 2, in which the sheet 8 on known Way by pressing rollers arranged on a bar grid against conveyor belts 26 of the conveyor table.
  • the suction belt table 2.1 is a feed table 3 with Front brands 4, a vibrating system 5 and a feed cylinder 6 of a system printing unit 7 downstream of a sheet printing machine.
  • sheet feeder 1 In sheet feeder 1 is an existing sheet 8 Stack 9 positioned on a stacking plate 10.
  • the stacking plate 10 is on means of transport 11 attached, which are connected to an elevator, not shown.
  • the top a sheet separator 12 is assigned to the stack 9.
  • the sheet separator 12 has a suction cup 13 and transport suction device 14 and rear edge stops 15.
  • the bow separator 12 is provided in the sheet feeder 1 in a height-adjustable manner by means of an actuator 16. About that In addition, the sheet separator 12 can be used to adapt the format in or against a transport direction 17 are moved.
  • the sheet separator 12 is one in the embodiment associated with the height level of the stack 9 scanning device 18.
  • the scanner 18 can also be provided at any other point on the sheet feeder 1.
  • the sheet separator 12 is driven by means of a first individual drive 19 which e.g. as Electric motor can be formed.
  • a first individual drive 19 which e.g. as Electric motor can be formed.
  • Blowers 36 are also provided for pre-loosening the sheets 8 on the stack 9 and to blow off the sheet 8 during transport.
  • 9 side plates 20 are arranged laterally on the stack. It is also possible to only assign laterally delimiting guide elements 20.1 to the stack 9.
  • a flap shaft 21 extends across the width of the stack 9 and is driven by a third individual drive 31, followed by a blowing rod 22, the blowing direction of which runs approximately counter to a transport direction 17.
  • the suction belt table 2.1 arranged downstream of the blowing rod 22 consists of a drive roller 23 and a deflection roller 24, between which a suction box 25 is provided, the rollers 23, 24 being wrapped around by at least one suction belt 26.1.
  • the suction belt 26.1 is tensioned by tensioning rollers 27.
  • the suction belt 26.1 is provided in a known manner with suction openings, which come into operative connection with suction bores provided in the suction box 25 during their movement in the transport direction 17, driven by the drive roller 23.
  • the drive roller 23 is driven by a second individual drive 28, for example by an electric motor.
  • Clock rollers 29 correspond to the drive roller 23 and are periodically controlled against the drive roller 23 within one work cycle.
  • the front marks 4 are controlled into a working position from a latching position located below the feed table 3.
  • a control device 32 is assigned to the feed table 3.
  • the vibration system 5 arranged downstream of the feed table 3 has a sheet holding system 30 and carries out a pivoting movement between the feed table 3 and the feed cylinder 6 of the feed printing unit 7.
  • the sheet separation and sheet conveying means driving individual drives 19, 28, 31, the actuator 16 and the control device 32, whereby further drives or measuring and control devices can be provided in the sheet feeder 1, are connected to processing electronics 33 of the sheet feeder 1, which are connected to a controller 34 of the downstream sheet-processing machine is linked.
  • the sheet feeder 1 is tracked synchronously to the machine via the machine control 34 and the processing electronics 33.
  • a rotation angle sensor 35 can be assigned to the feed cylinder 6, for example, which is connected to the machine control 34.
  • the individual drives 19, 28, 31 run synchronously with each other both over 360 ° of a single-turn shaft and within a unit of time.
  • the separating suction devices 13, driven by the first individual drive 19 assigned to the sheet separator 12 separate the uppermost sheet 8 from the stack 9 and transfer it to the transport suction device 14, which conveys the separated sheet 8 in the transport direction 17.
  • the separation of the sheets 8 is supported by the fact that the stack 9 is loosened by blowers 36 and the sheet 8 conveyed by the transport suction devices 14 is blown through by further blowers 36.
  • the sheets 8 conveyed by the transport suction devices 14 are guided against the drive roller 23 by the cycle rollers 29, which are applied in cycles, and are then released by the transport suction devices 14.
  • the flap shaft 21, driven by the third individual drive 31, is pivoted out of the path of the sheet 8 and the blown air supply to the blow rod 22 is interrupted.
  • the sheets 8 guided by the timing rollers 29 against the drive roller 23 are picked up by the suction belts 26.1, which are constantly subjected to negative pressure via the suction box 26, and are transported underlaped on the feed table 3 and with the front edge against the front marks 4 in the working position.
  • the feed table 3 is provided with a control device 32 which detects the sheets 8.
  • the sheets 8 located on the suction belt table 2.1 are initiated by a start signal which is fed manually to the processing electronics 33.
  • the blowing and suction air supply to the sheet separator 12 and the blowing air supply to the blowers 36 are interrupted and the blowing rod 22 is supplied with blowing air.
  • the actuator 16 is activated and the sheet separator 12 is raised thereby.
  • the second individual drive 28 and the third individual drive 31 are also activated, the direction of rotation of the second individual drive 28 and thus the direction of rotation of the drive roller 23 leading the suction belts 26.1 being reversed.
  • the sheets 8 held on the suction belt table 2 by the suction belts 26.1 are conveyed counter to the transport direction 17 and are thus returned to the stack 9.
  • the return of the sheets 8 is supported by the clock rollers 29 being clocked against the drive roller 23, the clock rollers 29 either being assigned a further individual drive, which is controlled by the processing electronics 33, or the clock rollers 29 being connected on the drive side to the drive roller 23 ,
  • the sheets 8 are guided through the blown air stream emanating from the blowing rod 22 and pushed onto the stack 9 by the pivoting movement of the flap shaft 21.
  • the sheets 8 transported on the stack 9 are separated by the rear edge stops 15 and centered by the side plates 20 or guide elements 20.1.
  • the scanner 18 By returning the sheet 8 on the stack 9 changes the height level of the stack 9, the is constantly detected by the scanner 18. If a limit is exceeded a signal is generated in a known manner by the scanning device 18 and the Processing electronics 33 supplied, which drives a drive through which the Stacking plate 10 is lowered until a working level is reached. After that, the bow 8 again from the stack 9 by the separating suction device 13 and with the help of Transport suction device 14 are conveyed in the transport direction 17.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
  • Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
EP03006270A 2002-04-12 2003-03-21 Dispositif de commande pour l'alimentation en feuilles Expired - Fee Related EP1352742B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP09161195.4A EP2135743B1 (fr) 2002-04-12 2003-03-21 Procédé de commande de l'introduction de feuilles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10216135 2002-04-12
DE2002116135 DE10216135A1 (de) 2002-04-12 2002-04-12 Verfahren zur Steuerung der Bogenzufuhr

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP09161195.4A Division EP2135743B1 (fr) 2002-04-12 2003-03-21 Procédé de commande de l'introduction de feuilles

Publications (2)

Publication Number Publication Date
EP1352742A1 true EP1352742A1 (fr) 2003-10-15
EP1352742B1 EP1352742B1 (fr) 2009-08-19

Family

ID=28051268

Family Applications (2)

Application Number Title Priority Date Filing Date
EP09161195.4A Expired - Fee Related EP2135743B1 (fr) 2002-04-12 2003-03-21 Procédé de commande de l'introduction de feuilles
EP03006270A Expired - Fee Related EP1352742B1 (fr) 2002-04-12 2003-03-21 Dispositif de commande pour l'alimentation en feuilles

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP09161195.4A Expired - Fee Related EP2135743B1 (fr) 2002-04-12 2003-03-21 Procédé de commande de l'introduction de feuilles

Country Status (2)

Country Link
EP (2) EP2135743B1 (fr)
DE (2) DE10216135A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2085221A1 (fr) * 2008-01-29 2009-08-05 Koenig & Bauer AG Engrenage pour une presse au sol
US7946571B2 (en) * 2007-10-31 2011-05-24 Koenig & Bauer Ag Method for controlling the feed of sheets to a sheet-fed printing press
CN113614010A (zh) * 2019-08-21 2021-11-05 柯尼格及包尔公开股份有限公司 用于供应单张纸的装置

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008036139A1 (de) 2008-08-02 2010-02-04 Koenig & Bauer Aktiengesellschaft Verfahren und Vorrichtung zum Zuführen von in einem Schuppenabstand angeordneten Bogen
DE102008036232A1 (de) 2008-08-02 2010-02-04 Koenig & Bauer Aktiengesellschaft Verfahren zum Zuführen von in einem Schuppenabstand angeordneten Bogen
DE102011011322A1 (de) * 2011-02-16 2012-08-16 Heidelberger Druckmaschinen Ag Anleger für drucktechnische Maschine und Verfahren zum Betreiben eines solchen
CN106185391A (zh) * 2016-08-29 2016-12-07 张家港精工包装彩印有限公司 一种印刷纸的单张提取送料装置
DE102019122496B4 (de) * 2019-08-21 2021-09-09 Koenig & Bauer Ag Vorrichtung zum Zuführen von Bogen
DE102019122495A1 (de) * 2019-08-21 2021-02-25 Koenig & Bauer Ag Vorrichtung zum Zuführen von Bogen
DE102019122494B4 (de) * 2019-08-21 2021-09-09 Koenig & Bauer Ag Vorrichtung zum Zuführen von Bogen

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727374A1 (fr) * 1995-02-18 1996-08-21 MAN Roland Druckmaschinen AG Procédé de commande d'alimentation de feuille
DE10105991A1 (de) * 2001-02-09 2002-08-14 Heidelberger Druckmasch Ag Verfahren zur Steuerung der Bogenzufuhr zu einer drucktechnischen Maschine
EP1281647A2 (fr) * 2001-08-01 2003-02-05 Heidelberger Druckmaschinen Aktiengesellschaft Procédé pour transporter des feuilles sur la table de marge d'une machine de traitement de feuilles

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19755521A1 (de) * 1997-12-13 1999-06-17 Koenig & Bauer Ag Bogentrenner

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0727374A1 (fr) * 1995-02-18 1996-08-21 MAN Roland Druckmaschinen AG Procédé de commande d'alimentation de feuille
DE19505560C2 (de) 1995-02-18 1998-07-02 Roland Man Druckmasch Verfahren zum Steuern der Bogenzufuhr
DE10105991A1 (de) * 2001-02-09 2002-08-14 Heidelberger Druckmasch Ag Verfahren zur Steuerung der Bogenzufuhr zu einer drucktechnischen Maschine
EP1281647A2 (fr) * 2001-08-01 2003-02-05 Heidelberger Druckmaschinen Aktiengesellschaft Procédé pour transporter des feuilles sur la table de marge d'une machine de traitement de feuilles

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7946571B2 (en) * 2007-10-31 2011-05-24 Koenig & Bauer Ag Method for controlling the feed of sheets to a sheet-fed printing press
EP2055657A3 (fr) * 2007-10-31 2011-11-02 Koenig & Bauer AG Procédé de commande de l'alimentation de feuilles vers une presse au sol
EP2085221A1 (fr) * 2008-01-29 2009-08-05 Koenig & Bauer AG Engrenage pour une presse au sol
CN113614010A (zh) * 2019-08-21 2021-11-05 柯尼格及包尔公开股份有限公司 用于供应单张纸的装置
US11530102B2 (en) 2019-08-21 2022-12-20 Koenig & Bauer Ag Device for feeding sheets

Also Published As

Publication number Publication date
EP1352742B1 (fr) 2009-08-19
EP2135743B1 (fr) 2014-05-14
EP2135743A2 (fr) 2009-12-23
EP2135743A3 (fr) 2012-04-04
DE10216135A1 (de) 2003-10-23
DE50311819D1 (de) 2009-10-01

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