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WO2001079100A2 - Dispositifs pour transporter une bande ou des signatures dans un appareil de pliage - Google Patents

Dispositifs pour transporter une bande ou des signatures dans un appareil de pliage Download PDF

Info

Publication number
WO2001079100A2
WO2001079100A2 PCT/DE2001/001348 DE0101348W WO0179100A2 WO 2001079100 A2 WO2001079100 A2 WO 2001079100A2 DE 0101348 W DE0101348 W DE 0101348W WO 0179100 A2 WO0179100 A2 WO 0179100A2
Authority
WO
WIPO (PCT)
Prior art keywords
cylinder
signatures
puncture
web
transport
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.)
Ceased
Application number
PCT/DE2001/001348
Other languages
German (de)
English (en)
Other versions
WO2001079100A3 (fr
Inventor
Horst Bernhard Michalik
Manfred Wolfgang Hartmann
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 AU58207/01A priority Critical patent/AU5820701A/en
Publication of WO2001079100A2 publication Critical patent/WO2001079100A2/fr
Publication of WO2001079100A3 publication Critical patent/WO2001079100A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

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
    • B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/54—Article strippers, e.g. for stripping from advancing elements
    • B65H29/56—Article strippers, e.g. for stripping from advancing elements for stripping from elements or machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H45/00—Folding thin material
    • B65H45/12—Folding articles or webs with application of pressure to define or form crease lines
    • B65H45/16—Rotary folders

Definitions

  • the invention relates to devices for transporting a web or signatures in a folder according to the preamble of claims 1 or 4.
  • DE 21 26 610 A discloses a folder with a waste switch, with a transport cylinder having point needling and deflectors.
  • DE 43 01 093 A1 discloses a device for taking specimens in a folder. Punctures are arranged on a groove cylinder, which interact with a stationary scraper.
  • the invention has for its object to provide devices for transporting a web start or a signature in a folder.
  • webs or paper webs are derived in the form of cut strand sections or signatures, which are easier to handle than web windings.
  • the signatures are automatically sent to a rejection system for disposal, differentiated according to whether they are printed or unprinted. It is also possible to feed an undivided web strand to the reject system.
  • a web feed can be made automatically into the folder without the paper web speed having to be reduced. There is no need to manually wind up a paper web in front of the folder inlet.
  • the device can also be used in the event of malfunctions in the folding system in the cylinder fold group or in the delivery belt, so that a known paper strand knock-off system arranged before entry into the cylinder fold group can be dispensed with.
  • Figure 1 is a schematic representation of a cross section through the cylinder group of a folder with a device.
  • FIG. 2 shows an enlarged illustration of the dispensing device, guidance and the entry into the detection and transport device
  • FIG. 4 shows a section IV - IV according to FIG. 3;
  • FIG. 5 shows a detail of the drive and the control of a stripping device according to FIG. 2 or 3; 6 shows an enlarged illustration of a cutting cylinder and a puncture and counter-cutting bar cylinder with a further embodiment variant of a dispensing device for discharging a signature;
  • Fig. 7 is a section VII - VII of Fig. 6;
  • Fig. 8 is an enlarged view of a cutting cylinder and a puncture and counter cutting bar cylinder with a further embodiment of a device for discharging a paper web.
  • a cylinder fold group of a folder 1 of a web-fed rotary printing press consists, for. B. from a two-field cutting knife cylinder 2 with cutting knives 3, which cooperates with a three-field transport cylinder or a counter cutting bar and collecting cylinder 4.
  • the collecting cylinder 4 has counter cutting strips 6, holding means or holding elements, for. B. controlled puncture systems 7 with puncture needles 10 and 8 folding knife.
  • the collecting cylinder 4 works together with a three-field, controlled folding jaw system 9 having folding jaw cylinder 11.
  • a paddle wheel 12 and a delivery belt 13 are arranged downstream of the jaw cylinder 11.
  • the folder 1 can also be constructed differently.
  • the counter cutting bar and collecting cylinder 4 can also be designed as a five-field or seven-field cylinder with a corresponding folding jaw cylinder 11.
  • the cutting knife cylinder 2 and transport cylinder 4, z. B. collecting cylinder 4 existing cross cutting device are two known pulling roller pairs 14; 16 upstream.
  • the collecting cylinder 4 and the jaw cylinder 11 are nearby its scope not shown paper guide devices, which z. B. consist of spaced apart side rails in the direction of production.
  • the cylinder fold group 2; 4; 11 and the paddle wheel 12 are mounted in side frames 21, 22.
  • the side frames 21; 22 can on underlying machine frames 23; 24 may be arranged.
  • a device for treating and in particular for deriving a web or material web e.g. B. paper web or a paper web strand consisting of several paper webs 26 has a switchable delivery device 27 or 25 to a disposal device 28 before or after a transfer point 17, 18 for signatures 19.
  • the transfer point 17 for signatures 19 is located in a gap between the cylinder 4 and the cylinder 11 and the transfer point 18 is located between the cylinder 11 and the paddle wheel 12.
  • the switchable dispensing device 27 can be arranged on the circumference of the cylinder 2 or 4 and the dispensing device 25 can be arranged on the cylinder 11 and can be actuated by means of control devices.
  • the dispenser 27 cannot in the cutting area of the cylinder 2; 4 or in the area of the transfer points 17; 18 take effect.
  • the dispensing device 27 is preferably in the area of the outlet gusset 29 of the cylinders 2; 4; that is, actuated in front of the transfer point 17 at a release point 31 or after the transfer point 18 in an area e at a release point 32.
  • the dispensing device 25 consists of folding jaw systems 9 controlled in this area e.
  • the holding devices 7 and 9 respectively become ineffective at the release point 31 of the cylinder 4 (FIG. 3) and 32 of the cylinder 11 (FIG.
  • the holding devices consist of puncture systems 7.
  • the delivery device 27 of the cylinder 4 is designed as a stripping device 37 for the needles of the puncture systems 7.
  • the stripping devices 37 viewed in the direction of production of the cylinder 4, are each arranged behind the puncture systems 7 and consist of the puncture needles 10 in the form of a fork, that is to say partially encompassing lifters 40. B. if the lifters 40 have holes through which the puncture needles 10 protrude.
  • scraper devices 37 are connected to a pivotable cam segment 38 which can be swiveled in and out, which is mounted on the side frame and is pivotable.
  • the signatures 19, i.e. H. the paper web 26 cut into pieces transversely by means of the lifters 40 of the stripping device 37 is pushed down from the puncture needles 10 of the puncturing systems 7 and fed to the disposal device 28 (FIG. 1).
  • a guide 39 or switchable switch is advantageously arranged at a distance A from the circumference of the collecting cylinder 4 into a rest position A — shown in broken lines — or can be swiveled into a working position B.
  • the guide 39 is z. B. from a Auswickzwickei 29 of the cross cutting device 2; 4 near part of the paper guide.
  • the guide 39 is z. B. actuated by means of a pneumatic working cylinder 41 (FIG. 2) and is about a pivot axis 42 in the aforementioned positions A; B swiveling.
  • the ends 43 of the guides 39 remote from the pivot axis cooperate in the working position B. a wedge-shaped narrowing inlet gap 44 between two co-operating endless belt systems 46; 47 of the strand or signature detection and transport device 36 together.
  • the tape systems 46; 47 are each via deflection rollers 48; 49; 51; 52 and guide rollers 53; 54 guided, the deflection rollers 49; 52 z. B. are driven by motors.
  • Both belt systems 46; 47 are e.g. B. arranged in a frame, not shown. This frame is by means of a drive, not shown, for. B. pneumatic cylinder, from a horizontal rest position C - shown in dashed lines - about a side frame fixed pivot axis 42 in a vertical working position D (Fig. 1).
  • outlet gusset 29 of the cross cutting device 2; 4 continuous puncture systems 7 can also be temporarily withdrawn if necessary.
  • Signatures 19 are sections of a paper web strand 26 or a paper web cut transversely and possibly previously longitudinally folded.
  • the disposal device 28 consists of a known chopper 56.
  • the signatures 19, which have been comminuted there, are fed by means of a pipeline 57 subjected to suction air, optionally via a piping switch 58 to a further pipeline 59 or 61, optionally to a delivery point 62 for white paper residues or a delivery point 63 printed paper residues.
  • the piping switch 58 can be used to select its position via the machine control station with a signal, for. B. for "pressure-down" or "pressure-on".
  • the outlet of the strand or signature detection and transport device 36 can also be assigned to vertically arranged pipelines and subsequent conveyor belts for transporting the signatures 19 to one or optionally several containers. This can be done for both unprinted and printed signatures.
  • a method for treating a paper web start or a signature 19 proceeds as follows: B. new paper webs 26 drawn into a web-fed rotary printing press, the paper webs 26 arrive one after the other and, if necessary, individually before the inlet of the cross-cutting device 2; 4 of the folding apparatus 1. There the beginnings 33 of the paper webs 26 are continuously fed to the cross cutting device 2; 4 supplied, with holding means 7 and by means of the guide 39 or switch in working position B with the aid of the lifter 40 of the stripping device 37, the belt system 46 in working position D; 47 fed, d. H. derived from the usual production process. Generally speaking, the beginning of the paper web strand 26 of holding means, e.g. B.
  • point systems 7 of the cylinder 4 seized or needled and transported.
  • the delivery device 27 stops its operation by changing the position of the cam segment 38 and the switch or guide 39.
  • the strand or signature detection and transport device 36 assumes its rest position C and the tape systems 46; 47 are pivoted into their rest position C.
  • the signatures 19 now run through the folder 1 in the usual manner.
  • the devices 27; 36 can be put back into operation. The same applies if new paper webs are fed.
  • the collecting cylinder 4 has side disks 71; 72, which are firmly connected to a shaft 73.
  • the shaft 73 is on both sides via bearings 74; 76 and side frame fixed bearing bushes 77; 78 freely rotatable and driven by a gear 79 (Fig. 4).
  • the side windows 71; 72 have three puncture waves 81 distributed around the circumference, which each carry the puncture systems 7 with the puncture needles 10. Alternatively, five or seven point waves 81 can also be arranged.
  • Each puncture shaft 81 is via a lever arm and rollers 82; 83 is connected to a known cam plate 84, fixed to the side frame, for puncture systems 7 and to a cam plate 86, a so-called cover plate, which can be driven by means of a gear mechanism and is rotatably arranged on the bearing bush 77.
  • the puncture needles 10 are arranged in the form of fork-shaped stripping devices 37 on a hollow shaft 87 which is fixedly mounted on the side disks and has an internal torsion bar spring.
  • z. B. in the outlet gusset 29 of the cross cutting device 2; 4 is the side frame fixed, Arranged in an angular amount alpha from a rest position G into a working position F, segmented cam segment 38.
  • the cam disk segment 38 is connected to a shaft 88, which is guided in the axis-parallel direction to the shaft 73 through the bearing bush 78, via a lever arm 89 to a hydraulically acting working cylinder 91 which is fixedly arranged on the side frame.
  • the bearing bush 78 carries on its side disk-distant side a cylindrical cam 92 arranged coaxially to the shaft 73 with a circumferential circular control surface 93.
  • a roller 94 with a double-width running surface 96 rotates on this control surface 93. Double width means that the running surface 96 is connected to both the control surface 93 and the control surface 35 of the cam segment 38.
  • the roller 94 is connected to the hollow shaft 87 by means of a lever arm 95.
  • the working cylinder 91 is double-acting and is connected to a pressure supply station 98 via a control valve 97 (FIG. 5).
  • the pressure supply station 98 includes e.g. B. a hydraulic pump, a pressure regulator, a check valve, a hydraulic accumulator and a measuring device.
  • the control valve 97 is also by means of control lines 99; 101 is connected to a control device 102, which in turn is connected both via lines 103; 104 is connected to a computer or control center and also via a line 106 to a sensor 107 fixed to the side frame.
  • the sensor 107 detects the respective position of the cutting knives 3 by means of a cam 109 located on the shaft 108 of the cylinder 2.
  • the control device 102 is connected via the lines 103; 104 signals sent.
  • the working cylinder 91 is thus supplied with pressure oil via the control valve 97 and a line 111, so that the cam segment 38 is brought from the rest position G into the working position F.
  • the deflection of the lever arm 89 and thus of the cam segment 38 is fixed by the side frame Stops 112; 113 limited.
  • the double-width roller 94 already has a certain speed during the rolling operation on the control surface 93, which is advantageously increased only insignificantly when the control surface 35 of the cam disk segment 38 is passed over.
  • the working cylinder 91 receives pressure oil via the control valve 97 and a line 114, with which the cam segment 38 in Rest position G is brought.
  • a device for treating, discharging or redirecting signatures 19 or a beginning 33 of a paper web 26 or a paper web strand exists according to a further embodiment variant, e.g. B. from releasable holding means, for. B. from retractable puncture systems 7.
  • the puncture systems 7 are located on the collecting cylinder 4 of the first pair of cylinders 2; 117 and are at least in the range of one Outlet gusset 118 is arranged retractably within the circumference 137 of the collecting cylinder 117 by means of a puncture system control 81, 119, 121, 122, 134, 140 (FIG. 6).
  • the signatures 19 can be removed from the normal production process (FIG. 6).
  • the cutting knife cylinder 2 on its circumference, as already described, for. B. two cutting blades 3.
  • the puncture needles 10 are each held in puncture needle holders 119 arranged on a puncture shaft 81.
  • a roller lever 121 attached to each puncture shaft 81 carries a double-wide roller 122 at its end.
  • the roller 122 runs on the one hand on a control surface 133 of the cam plate 134 fixed on the side frame.
  • the control surface 133 is designed so that. H. flattened so that the tip of the puncture needles 10 can be retracted in the area of a roller gap 136 between the cutting knife cylinder 2 and the collecting cylinder 117 within the circumference 137 of the collecting cylinder 117.
  • the signatures 19 cut by means of the cutting knives 3 and the counter-cutting bars 6 can be fed to a strand or signature detection and transport device 36 and / or a disposal device 28, ie be discarded.
  • the drivable cover disk 140 (FIG. 6) is rotated counterclockwise by approximately 90 °, which then covers a flattening 142 of the control surface 133 with an elevation 139 in its control surface 141.
  • the cover plate 140 is fixed on the rotatable bearing bush 129, which carries a ring gear 143.
  • the cover disk 140 is rotated by means of a gearwheel segment 144, which is pivotably mounted on the side frame and can be adjusted in two positions by means of a working cylinder 146.
  • the cutting knives 3 located on the cutting knife cylinder 2 or 116 can be drawn in at least in the area of the roller gap 136 within the circumference 148 of the cutting knife cylinder 116. 8, both the puncture needles 10 of the cylinder 117 and the cutting knives 3 of the cutting knife cylinder 116 are retracted in the region of the roller gap 136.
  • the start 33 of the web 26 and subsequently the entire web 26 can be fed to the strand or signature acquisition and transport device 36 and / or the disposal device 28.
  • This control body 147 can by means not shown, for. B. working cylinder at an angle beta, z. B. from 90 ° to the outer cutting knife cylinder 116, so that the vertical axis 150 of the cross-sectionally oval control body 147 no longer points as shown in FIG. 8, in the direction of rollers 152, but in the direction of the cutting knife 3.
  • the cutting knives 3 are located in the area of the roller gap 136 either inside the circumference 148 of the cutting knife cylinder 116 (FIG. 8) or in the normal position, ie outside the circumference 148 - not shown.
  • the cutting blades 3 are each mounted on both sides by means of two-armed angle levers 149 in side disks 151.
  • a plurality of angle levers 149 can be provided per cutting knife 3.
  • a first side of the angle lever 149 carries a roller 152 and a second side of the angle lever 149 carries the cutting knife 3 in a cutting knife holder 153.
  • the side of the cutting knife holder 153 facing away from the cutting knife 3 carries a friction-reducing sliding layer 154 with which the cutting knife holder 153 is in contact supported on the surface of the control body 147.
  • the cutting knife cylinder 116 expediently has 148 brushes 156 on its lateral surface or circumference, with which the paper web strand 26 is pressed against the counter-cutting bar and collecting cylinder 117.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Collation Of Sheets And Webs (AREA)

Abstract

L'invention concerne un procédé permettant de transporter une bande ou des signatures sur une première section de transport dans un appareil de pliage. Ladite bande ou lesdites signatures peuvent être séparées par triage le long d'une seconde section de transport, en cas de maculature.
PCT/DE2001/001348 2000-04-15 2001-04-06 Dispositifs pour transporter une bande ou des signatures dans un appareil de pliage Ceased WO2001079100A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU58207/01A AU5820701A (en) 2000-04-15 2001-04-06 Device for the transport of a web or signatures in a folding apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2000118775 DE10018775B4 (de) 2000-04-15 2000-04-15 Vorrichtung zum Transportieren von Signaturen in einem Falzapparat
DE10018775.7 2000-04-15

Publications (2)

Publication Number Publication Date
WO2001079100A2 true WO2001079100A2 (fr) 2001-10-25
WO2001079100A3 WO2001079100A3 (fr) 2002-03-07

Family

ID=7638898

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2001/001348 Ceased WO2001079100A2 (fr) 2000-04-15 2001-04-06 Dispositifs pour transporter une bande ou des signatures dans un appareil de pliage

Country Status (3)

Country Link
AU (1) AU5820701A (fr)
DE (1) DE10018775B4 (fr)
WO (1) WO2001079100A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10329672B4 (de) 2003-07-02 2007-02-15 Koenig & Bauer Ag Punkturzylinder eines Falzapparates mit wenigstens einer Punkturleiste

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2126610A1 (de) * 1970-07-27 1972-02-03 Polygraph Leipzig Rotationsfalzapparat
US3679201A (en) * 1971-02-02 1972-07-25 Polygraph Leipzig Collecting device especially for transverse folders for web-fed rotary printing presses
DD137795A3 (de) * 1976-12-23 1979-09-26 Klaus Hertrich Falzklappenzylinder fuer rotationsfalzer
DE4120630C1 (fr) * 1991-06-22 1992-11-05 Man Roland Druckmaschinen Ag, 6050 Offenbach, De
US5249493A (en) * 1992-01-21 1993-10-05 Heidelberg-Harris Gmbh Device for extracting samples from a folder

Also Published As

Publication number Publication date
DE10018775A1 (de) 2001-10-18
DE10018775B4 (de) 2005-03-03
WO2001079100A3 (fr) 2002-03-07
AU5820701A (en) 2001-10-30

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