EP0924152B1 - Verfahren und Vorrichtung zum Schneiden einer laufenden Materialbahn in einem Falzapparat einer Rollenrotationsdruckmaschine - Google Patents
Verfahren und Vorrichtung zum Schneiden einer laufenden Materialbahn in einem Falzapparat einer Rollenrotationsdruckmaschine Download PDFInfo
- Publication number
- EP0924152B1 EP0924152B1 EP19980124213 EP98124213A EP0924152B1 EP 0924152 B1 EP0924152 B1 EP 0924152B1 EP 19980124213 EP19980124213 EP 19980124213 EP 98124213 A EP98124213 A EP 98124213A EP 0924152 B1 EP0924152 B1 EP 0924152B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- web
- cutting
- cutting element
- carriage
- endless carrier
- 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.)
- Expired - Lifetime
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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
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/56—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which travels with the work otherwise than in the direction of the cut, i.e. flying cutter
- B26D1/60—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which travels with the work otherwise than in the direction of the cut, i.e. flying cutter and is mounted on a movable carriage
- B26D1/605—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which travels with the work otherwise than in the direction of the cut, i.e. flying cutter and is mounted on a movable carriage for thin material, e.g. for sheets, strips or the like
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- 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
- B65H45/28—Folding in combination with cutting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/465—Cutting motion of tool has component in direction of moving work
- Y10T83/4691—Interrelated control of tool and work-feed drives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/465—Cutting motion of tool has component in direction of moving work
- Y10T83/4734—Flying support or guide for work
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/647—With means to convey work relative to tool station
- Y10T83/6579—With means to press work to work-carrier
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/647—With means to convey work relative to tool station
- Y10T83/6668—Interrelated work-feeding means and tool-moving means
Definitions
- the present invention relates to a method and an apparatus for cutting a printed material web in a folder of a web-fed rotary printing press.
- the printed web is printed in a folder of a web-fed rotary printing press cut individual signatures, which are then used for further folding Processing to be fed.
- DE 34 34 671 A1 discloses a device for cross cutting a continuously manufactured plastic foam strand, the plastic foam strand through the Device for cross cutting is conveyed while doing so by a saw, for example a circular saw or an endless band saw, transverse to the conveying direction is severed.
- a saw for example a circular saw or an endless band saw
- the saw is arranged in a carriage which, on the one hand, is in opposite slide rails in the conveying direction parallel to the conveyed Plastic foam strand is movable as well as perpendicular to this conveying direction. It is it is also possible to close the conveyed plastic foam strand using two saws sever, using a saw in a carriage in slide rails in an orbit above and the other saw in slide rails below the plastic foam strand be performed.
- rotating cutting cylinder systems with one or several cutting knives which are attached to the circumference of the cutting cylinder and extend across the width of the running paper web for cross cutting the web used.
- a cutting cylinder system of the type described above is for example in the US 5,334,129.
- cutting cylinder systems of a known type do not allow any cuts Finish quality and often produce cut register errors as the knife or the Blast the cutting cylinder past the paper and cause the paper to the Knife or blade to follow.
- the conventional cutting systems when processing single-layer or multi-layer webs, the conventional cutting systems the further shortcoming that the signatures during and cannot be fully held after the cutting process. As a result, open the front edge of the multi-ply web formed with each cut and cause a jam or even damage in the subsequent fold section.
- the object of the invention is to achieve a method and a device for cross cutting a running material web, especially a printed one Paper web, which enable precise and fluid cutting of the web, which minimizes the risk of cutting register errors and continues to do so Occurrence of high-frequency web tension fluctuations eliminated.
- Another job the invention is to provide a method and an apparatus for Cross cutting of a running paper web in which no impulse forces act on the Drive system of the printing press are transmitted.
- the second transport system a slide and a guide element, preferably a rail for guiding the carriage in the transverse direction.
- the guide element is with connected to the first endless support system, and the cutting element is in the manner with coupled to the carriage, that the web is cut by the cutting element, when the carriage is moved along the guide member.
- a groove follower e.g. B. a Stylus, arranged and an associated guide groove for guiding the slot follower provided within the first endless carrier system.
- the guide groove for the Groove follower includes a section that is diagonal across the width of the web in the manner runs that the carriage from a first lateral edge of the track to a second Lateral edge of the web is moved when the carriage is in the direction of travel of the web is moved since the groove follower follows the guide groove when the slide and the Guide element are moved in the direction of travel of the web.
- the first endless carrier system comprises a pair of parallel transport chains that are on either side of the current one Paper web are located and essentially at the speed of the web are driven.
- the guide element is on the Coupled transport chains and extends substantially across the width of the Train.
- the movement of the carriage is along of the guide element achieved by an electric drive and a belt system that attached to the guide element or the transport chain of the first transport system is.
- the cutting element can be a conventional knife or a rotary knife preferably touches an anvil element which is on the other side of the web located.
- the cutting element can be a laser beam from a laser source or a High pressure liquid jet or an electrically heated element like a wire that is firmly attached to the sled.
- Another advantage of the present invention is that it is continuous Production of signatures possible without the printing process for replacement or Sharpening worn or blunt knives must be interrupted, especially if a conventional cutting knife or a rotary cutting knife in combination is used with an automatic knife sharpening system.
- a web-fed rotary printing press 1 comprises one for printing one multicolored image on a running web of material 2 in one or more Printing units 4a to 4d a folding section 6 for cutting, folding and others Processing the printed web 2.
- the fold section 6 contains a cutting device 8 according to the invention for cutting the printed web 2 into individual signatures 2a, which are then a transverse folder 10 known type are supplied, the cross fold known type on the signatures 2a attaches, as shown schematically in the embodiment of FIG. 1.
- a cutting element 12 for example a knife, a laser beam or a high-pressure liquid jet or a heated wire element, is along a path 14, which is indicated by dashed lines in Fig. 2, moved forward.
- the path 14 includes a first section 14a in which the cutting element 12 is advanced substantially parallel to the running web 2 at a distance from a first lateral edge 16a of the web such that the cutting element 12 does not contact the web 2 is.
- the direction and the speed V 1 of the cutting element 12 in the first section 14a of the path 14 are indicated by arrow 11.
- the speed V 1 of the cutting element 12 in the first section 14a is preferably greater than or equal to the web speed V W.
- the path 14 of the cutting element 12 further includes a second section 14b in which the cutting element 12 is advanced from the first side edge 16a to the second side edge 16b of the web 2 at a lateral speed V L which is indicated by the arrows 18 in FIG 2 is indicated.
- V L lateral speed
- the cutting element is in contact with the web 2 and progressively cuts the web 2 in a diagonal direction with respect to the running direction 10 of the web 2, as is shown by the increasing length of the cross section 20 in the various stages of FIG. 2 shown cutting method is indicated.
- the speed V 2 of the cutting element 12 in the running direction 10 of the web 2 is substantially equal to the running speed V W of the web 2.
- the cross section 20 is essentially perpendicular to the running direction 10 of the web 2, regardless of the speed V L of the cutting element 12.
- the cutting element 12 After the cutting element 12 has reached the second lateral edge 16b of the web 2 and a signature 2a has been completely separated from the web 2, the cutting element 12 is moved along a third section 14c of the path 14 in which it is not in contact with the web 2 or the signature 2a and in which it is preferably moved back to the first section 14a of the path 14.
- the speed V 3 in the third section 14 c is preferably greater than or equal to the speed V W of the running web 2.
- the cutting device 8 of the present invention preferably for performing the method for cutting a running material web, preferably one Paper web 2, used in individual signatures 2a, will now be referred to 3 to 9 are described in detail.
- the cutting device 8 of the present invention includes first transport system 22, which includes a first endless carrier system 24, which on a first side 26a of the web 2, preferably the upper side of one horizontally running web.
- the cutting device 8 further comprises a second endless carrier system 28, which is connected to the first endless carrier system 24 and on the second side 26b of the web 2.
- each of the first and / or second comprises Endless carrier systems 24, 28 a pair of parallel endless conveyor chains or belts 30, 32, each of which is close to the first and second lateral edges 16a, 16b of the web 2 are located.
- the length of the second endless carrier system is preferably longer than the length of the first endless carrier system 24, so that after the cutting process, the individual signatures 2a on top of the second endless support system 28 are arranged and for further processing to a subsequent one Section of the printing press are transported, for example a transverse fold section 10 of the folder 6.
- the first and / or the second endless carrier system 24, 28 are preferably each driven independently of respective first and second drive systems 34, 36.
- first and / or second cross members 38, 40 are preferably molded from a notched rubber-like material and extending over the entire width of the web 2, such that they contact sections 41 (Fig. 5) to Hold the running web 2 before and during the cutting process.
- a second transport system 42 for moving the cutting elements 12 over the Width of the web 2 in the transverse direction is on the first side 26a, preferably that Top of the web 2, provided.
- the second transport system comprises 42 a carriage 44 on which the cutting element 12 is fixedly attached.
- the sled 44 is received in a guide element, for example in a hollow rail 46 and stirred therein, on the chains or belts 30 of the first endless carrier system 24 is attached, the orientation of the guide rail 46 preferably perpendicular to the running direction 10 of the web 2.
- the cutting element 12 is passed through a knife 48a is formed, which is preferably fixedly coupled to the carriage 44 and itself extends through a first longitudinal opening 50, which in a first surface 52 of the Guide rail 46 is formed (Fig. 4).
- the opening 50 extends substantially over the entire width of the web 2.
- a slot follower 54, z. B. a probe is on that Carriage 44 attached.
- the groove follower extends through a second longitudinal slot 56 through which is formed in a second surface 57 of the guide rail 46.
- the first and the second surface 52 are preferably on opposite sides of the Guide rail 46 arranged, the first surface 52, as indicated in Fig. 5, the Lane 2 is facing.
- a guide groove 58 for receiving and guiding the groove follower 54 is the Groove follower 54 assigned.
- the guide groove 58 is preferably an endless groove that extends on the inside of the first endless carrier system 24 in the manner shown in FIG. 6 extends.
- the guide groove 58 includes a groove portion 60 that is diagonal across the width the web 2 extends, for example from the first lateral edge 16a to the second lateral edge 16b so that the carriage 44 transversely to the direction 10 of the web 2 forward is moved when the guide member 46 and the carriage 44 in the direction 10 of the Lane 2 can be moved forward.
- the carriage 44 with the Cutting element 12 automatically from one side edge of the web 2 to the second lateral edge of the web 2 moves when the guide rail 46 with the carriage 44th is moved in the running direction 10 of the web 2 by the transport chains or belts 30.
- the endless groove 58 can comprise a reversing section 61, in which the carriage 44 from the second side edge 16b to the first side edge 16a of the web 2 is moved back in the transverse direction.
- the reverse section 61 of the endless groove 58 is preferably opposite the groove portion 60 as shown by Dashed lines are indicated in Fig. 6. Therefore, the carriage 44 with the Cutting element 12 moves back and forth in the transverse direction when the Guide rail 46 through the endless conveyor belts or chains 30 of the first endless carrier system 24 is moved forward.
- the guide rail 46 is on the endless chains or belts 30 of the first Carrier system 24 may preferably be attached so that the first opening 50 of the Guide rail 46 coincides with a gap 43 which is between two adjacent Cross members 38 (Fig. 5) is shaped so that the paper web 2nd is securely held by the associated contact portions 41, which between the associated cross beams 38 and 40 of the first and second endless beam systems 24 and 28 are formed.
- the cutting knife 48 can be, for example, a conventional cutting knife 48a be of known type, which is fixedly attached to the carriage 44, as shown in Fig. 4, or it can be a rotary cutting knife 48b rotatably supported on the carriage 44 (Fig. 7).
- an anvil element 62 can be provided, which with the Cutting blades 48a and 48b is connected.
- the anvil member 62 may be a metal or be a rubber stick that is in contact with the knives 48a, 48b when the respective one Knife for cutting the web 2 is moved in signatures in the transverse direction.
- a automatic knife sharpener 64 for sharpening the respective knives 48a, 48b during or be provided after the cutting process.
- the automatic knife sharpener 64 may be a piece of abrasive material as is for example for sharpening knives in contact with the intersecting portion of the rotary knife 48b is brought.
- the knife sharpener 64 is schematically indicated in Fig. 5 and in Fig. 7.
- the cutting element 12 a laser beam 66, which is emitted by a laser source 68, which on the carriage 44 is attached, as indicated schematically in Fig. 8.
- the web 2 can also be known by means of a high-pressure liquid jet 70 Type are cut, the nozzle 72 onto the surface of the paper web 2nd is directed, or by a heated metal wire 74 connected to an electrical Power supply 76 is connected, as indicated schematically in FIG. 9.
- an electric drive 78 with a first pulley 82 attached to a first end of the guide rail 46 and a second pulley 84 is rotatable with the second end of the guide rail 46 coupled.
- a (tooth) belt 80 extending from the first pulley 82 to the second Pulley 84 extends is preferably fixedly connected to the carriage 44, so that the carriage 44 with the cutting element 12 along the guide rail 46 forward is moved when the first pulley 82 is rotated by the electric drive 78 becomes.
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Description
- Fig. 1
- eine schematische Ansicht einer Rollenrotationsdruckmaschine mit einer Schneidvorrichtung gemäß vorliegender Erfindung;
- Fig. 2
- eine schematische Darstellung des Grundprinzips des Verfahrens zum Schneiden einer laufenden Bahn gemäß vorliegender Erfindung;
- Fig. 3
- eine schematische Ansicht des ersten und des zweiten in einer Schneidvorrichtung gemäß vorliegender Erfindung verwendeten Endlos-Trägersystems;
- Fig. 4
- eine perspektivische Darstellung des Schlittens und des zugehörigen Führungselements, die in der bevorzugten Ausführung der vorliegenden Erfindung verwendet werden;
- Fig. 5
- eine ausführlichere Schnittansicht des Schlittens, des Führungselements, der Transportketten und der jeweiligen kontaktierenden Abschnitte zum Festhalten der Bahn während des Schneidvorgangs;
- Fig. 6
- eine perspektivische Darstellung des ersten Endlos-Trägersystems mit einer im ersten Endlos-Trägersystem befindlichen Endlos-Führungsnut zur Aufnahme eines Nutenfolgers, der an den Schlitten gekoppelt ist und der bei einer Bewegung des Schlittels in Laufrichtung der Bahn den Schlitten automatisch in der Querrichtung bewegt;
- Fig. 7
- eine schematische Schnittansicht des Schlittens mit einem Rotationsschneidmesser und einem zugehörigen Amboßelement gemäß eines weiteren Ausführungsbeispiels der Erfindung;
- Fig. 8
- eine schematische Seitenansicht des Schlittens, der eine Laserquelle zum Schneiden der Bahn trägt; und
- Fig. 9
- eine weitere Ausführung der Erfindung, in welcher der Schlitten einen Hochdruck-Flüssigkeitsstrahl oder alternativ ein elektrisch beheiztes Drahtelement zum Schneiden der Papierbahn trägt.
- VW
- Bahngeschwindigkeit
- V1,2,3
- Geschwindigkeit des Schneidelements in Laufrichtung der Bahn
- VL
- seitliche Geschwindigkeit des Schneidelements
- 1
- Rollenrotationsdruckmaschine
- 2
- Bahn
- 2a
- Signaturen
- 4a
- Druckwerk
- 4b
- Druckwerk
- 4c
- Druckwerk
- 4d
- Druckwerk
- 6
- Falzapparat
- 8
- Schneidvorrichtung
- 10
- Pfeil, Laufrichtung und Geschwindigkeit der Bahn andeutend
- 11
- Pfeil, Laufrichtung und Geschwindigkeit der Bahn andeutend
- 12
- Schneidelement
- 14
- Pfad
- 14a
- erster Abschnitt des Pfades
- 14b
- zweiter Abschnitt des Pfades
- 14c
- dritter Abschnitt des Pfades
- 16a
- erste seitliche Kante der Bahn
- 16b
- zweite seitliche Kante der Bahn
- 18
- Pfeil, die seitliche Geschwindigkeit V2 des Schneidelements andeutend
- 20
- Querschnitt
- 22
- erstes Transportsystem
- 24
- erstes Endlos-Trägersystem
- 26a
- erste Seite der Bahn
- 26b
- zweite Seite der Bahn
- 28
- zweites Endlos-Trägersystem
- 30
- Endlos-Transportketten des ersten Trägersystems
- 32
- Endlos-Transportketten des zweiten Trägersystems
- 34
- erster Antrieb
- 36
- zweiter Antrieb
- 38
- Querträger
- 40
- Querträger
- 41
- Kontakt-Abschnitte
- 42
- zweites Transportsystem
- 44
- Schlitten
- 46
- Führungselement
- 48a
- Messer
- 48b
- Rotationsmesser
- 50
- erster Schlitz
- 52
- Oberfläche der Führungsschiene, der Bahn zugewandt
- 54
- Nutenfolger
- 56
- zweiter Schlitz
- 57
- zweite Oberfläche der Führungsschiene
- 58
- Führungsnut
- 60
- diagonaler Nutenabschnitt
- 62
- Amboßelement
- 64
- automatischer Messerschärfer
- 66
- Laserstrahl
- 68
- Laserlichtquelle
- 70
- Flüssigkeitsstrahl
- 74
- Metalldraht, beheiztes Element
- 76
- Stromversorgung
- 78
- elektrischer Antrieb
- 80
- Zahnriemen
- 82
- erste Riemenscheibe
- 84
- zweite Riemenscheibe
Claims (18)
- Verfahren zum Schneiden einer laufenden Materialbahn (2) in einem Falzapparat (6) einer Rollenrotationsdruckmaschine (1), wobei ein Schneidelement (12) in Laufrichtung (10) der Bahn (2) entlang eines im wesentlichen geradlinig verlaufenden Bahnabschnitts mit einer Geschwindigkeit, die im wesentlichen gleich der Bahngeschwindigkeit (Vw) ist, bewegt wird, und gleichzeitig das Schneidelement (12) in Querrichtung der Bahn (2) in der Weise bewegt wird, daß Signaturen von vorbestimmter Länge gebildet werden, und wobei ein erstes Endlos-Trägersystem (24), das sich auf einer ersten Seite der Bahn (2) befindet, und ein zweites Endlos-Trägersystem (28), das sich auf einer zweiten Seite der Bahn (2) befindet, vorgesehen sind, welche im Wesentlichen mit Bahngeschwindigkeit angetrieben werden,
dadurch gekennzeichnet, daß das erste Endlos-Trägersystem (24) und das zweite Endlos-Trägersystem (28) Kontaktabschnitte (41) umfassen, und daß die Bahn beim Schneiden der Bahn in Querrichtung zwischen den Kontaktabschnitten (41) festgehalten wird. - Verfahren nach Anspruch 1,
dadurch gekennzeichnet, daß das Schneidelement (12) ein Messer (48a, 48b), insbesondere ein Rotationsmesser (48b), zum Schneiden der Bahn umfaßt. - Verfahren nach Anspruch 1,
dadurch gekennzeichnet, daß das Schneidelement (12) einen Laserstrahl (66) zum Schneiden der Bahn umfaßt. - Verfahren nach Anspruch 1,
dadurch gekennzeichnet, daß das Schneidelement (12) einen Hochdruck-Flüssigkeitsstrahl (70) zum Schneiden der Bahn umfaßt. - Verfahren nach Anspruch 1,
dadurch gekennzeichnet, daß das Schneidelement (12) ein beheizbares Element (74) zum Schneiden der Bahn umfaßt. - Vorrichtung zum Schneiden einer laufenden Materialbahn (2) in einem Falzapparat (6) einer Rollenrotationsdruckmaschine (1),mit einem Schneidelement (12);einem ersten Transportsystem (22) zum im wesentlichen geradlinigen Vorwärtsbewegen des Schneidelements (12) in Laufrichtung (10) der Bahn (2) mit einer Geschwindigkeit, die im wesentlichen gleich der Geschwindigkeit (VW) der laufenden Bahn (2) ist; undeinem zweiten Transportsystem (42) zum gleichzeitigen Vorwärtsbewegen des Schneidelements (12) in eine Richtung (18), die im wesentlichen quer zur Laufrichtung der Bahn (2) verläuft;
dadurch gekennzeichnet, daß das erste und das zweite Endlos-Trägersystem (24, 28) Konbkt-Abschnitte (41) umfassen, zwischen denen die Bahn (2), während das Schneidelement (12) zum Schneiden der Bahn (2) in Querrichtung vorwärts bewegt wird, festgehalten wird. - Vorrichtung nach Anspruch 6,
dadurch gekennzeichnet, daß das zweite Transportsystem (42) einen Schlitten (44) und ein Führungselement (46) zum Führen des Schlittens (44) in seitlicher Richtung umfaßt, wobei das Führungselement (46) mit dem ersten Endlos-Trägersystem und das Schneidelement (12) mit dem Schlitten (44) in der Weise verbunden sind, daß die Bahn (2) von dem Schneidelement (12) durchschnitten wird, wenn der Schlitten (44) entlang des Führungselements (46) vorwärts bewegt wird. - Vorrichtung nach Anspruch 7,
dadurch gekennzeichnet, daß am Schlitten (44) ein Nutenfolger (54) und eine zugehörige Endlos-Führungsnut (58) zum Führen des Nutenfolgers (54) innerhalb des ersten Endlos-Trägersystems (24) vorgesehen sind, wobei der Nutenfolger (54) einen Abschnitt (60) aufweist, der in der Weise diagonal über die Breite der Bahn (2) verläuft, daß der Schlitten (44) von einer ersten seitlichen Kante (16a) zu einer zweiten seitlichen Kante (16b) der Bahn (2) bewegt wird, wenn der Schlitten (44) in Laufrichtung (10) der Bahn (2) vorwärts bewegt wird. - Vorrichtung nach Anspruch 7 oder 8,
dadurch gekennzeichnet, daß das erste Endlos-Trägersystem (24) ein Paar paralleler Endlos-Transportketten (30) umfaßt, die sich auf beiden Seiten der Bahn (2) befinden und im wesentlichen mit Bahngeschwindigkeit angetrieben werden, wobei das Führungselement (46) sich quer über die Bahn (2) erstreckt und mit den Transportketten (30) gekoppelt ist. - Vorrichtung nach einem der Ansprüche 7 bis 9,
dadurch gekennzeichnet, daß die Vorrichtung einen elektrischen Antrieb (78) zum Bewegen des Schlittens (44) entlang des Führungselementes (46) umfaßt. - Vorrichtung nach einem der Ansprüche 6 bis 10,
dadurch gekennzeichnet, daß das Schneidelement (12) ein Messer (48a, 48b), insbesondere ein Rotationsmesser (48b), zum Schneiden der Materialbahn (2) umfaßt. - Vorrichtung nach Anspruch 11,
dadurch gekennzeichnet, daß dem Messer (48a, 48b) ein Amboßelement (62) zugeordnet ist, wobei das Messer beim Schneiden der Bahn (2) in Kontakt mit dem Amboßelement ist. - Vorrichtung nach Anspruch 11 oder 12,
dadurch gekennzeichnet, daß ein Messerschärfer (64) zum automatischen Schärfen des Messers (48a, 48b) vorgesehen ist. - Vorrichtung nach einem der Ansprüche 6 bis 10,
dadurch gekennzeichnet, daß das Schneidelement (12) eine Laserlichtquelle (68) umfaßt, die einen Laserstrahl (66) aussendet, der zum Schneiden der Bahn (2) auf diese gerichtet ist. - Vorrichtung nach einem der Ansprüche 6 bis 10,
dadurch gekennzeichnet, daß das Schneidelement (12) einen Hochdruck-Flüssigkeitsstrahl (70) zum Schneiden der Bahn (2) umfaßt. - Vorrichtung nach einem der Ansprüche 6 bis 10,
dadurch gekennzeichnet, daß das Schneidelement (12) ein beheizbares Element (74) zum Schneiden der Bahn (2) umfaßt. - Falzapparat,
gekennzeichnet durch eine Vorrichtung nach einem der Ansprüche 6 bis 16. - Rollenrotationsdruckmaschine,
gekennzeichnet durch einen Falzapparat nach Anspruch 17 oder eine Vorrichtung nach einem der Ansprüche 6 bis 16.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/996,476 US6056682A (en) | 1997-12-22 | 1997-12-22 | Method and apparatus for severing a running material web in a folding apparatus of a web-fed rotary printing press |
US996476 | 1997-12-22 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0924152A2 EP0924152A2 (de) | 1999-06-23 |
EP0924152A3 EP0924152A3 (de) | 2000-04-19 |
EP0924152B1 true EP0924152B1 (de) | 2002-03-06 |
Family
ID=25542974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19980124213 Expired - Lifetime EP0924152B1 (de) | 1997-12-22 | 1998-12-17 | Verfahren und Vorrichtung zum Schneiden einer laufenden Materialbahn in einem Falzapparat einer Rollenrotationsdruckmaschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US6056682A (de) |
EP (1) | EP0924152B1 (de) |
JP (1) | JPH11240664A (de) |
DE (2) | DE19858330A1 (de) |
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US6684746B2 (en) * | 1999-12-02 | 2004-02-03 | Heidelberger Druckmaschinen Ag | Variable-length cut-off folder and method |
DE10129889A1 (de) * | 2000-07-14 | 2002-01-24 | Heidelberger Druckmasch Ag | Verfahren und Vorrichtung zur Störungserfassung beim Transport einer Bahn |
WO2002047980A2 (en) * | 2000-10-30 | 2002-06-20 | Pactiv Corporation | Laser for forming bags from a web of material |
US7367931B2 (en) * | 2000-10-30 | 2008-05-06 | Pactiv Corporation | Laser cutoff stacker assembly |
US20050076759A1 (en) * | 2003-10-08 | 2005-04-14 | Brian Westfall | Linear saw with stab-cut bevel capability |
US20040069106A1 (en) * | 2002-10-14 | 2004-04-15 | Mcadoo David L. | Linear feed cutting apparatus and method |
US20060191426A1 (en) * | 2003-06-03 | 2006-08-31 | Lee Timmerman | Bundled printed sheets |
US20050000842A1 (en) * | 2003-06-03 | 2005-01-06 | Lee Timmerman | Bundled printed sheets |
US20130101331A1 (en) * | 2010-06-24 | 2013-04-25 | Hewlett-Packard Development Company, L.P. | Web press and a method of initiating printing |
US20130276971A1 (en) * | 2010-12-22 | 2013-10-24 | Hideki Seto | Method of manufacturing pneumatic tire |
DE102011103982A1 (de) | 2011-06-10 | 2012-12-13 | Heidelberger Druckmaschinen Ag | Verfahren zur Erzeugung eines Falzvorbereitungsmusters, Rechner zur Durchführung des Verfahrens und System mit einem solchen Rechner |
DE102011103977A1 (de) | 2011-06-10 | 2012-12-13 | Heidelberger Druckmaschinen Ag | Bogenfalzmaschine mit Laser und Verfahren zur Vorbereitung eines Bogens |
DE102011103979A1 (de) | 2011-06-10 | 2012-12-13 | Heidelberger Druckmaschinen Ag | Beschnittvorrichtung zur Bearbeitung eines Bogenstapels und Druckmaschine oder Falzmaschine oder Papierbearbeitungsmaschine mit einer solchen |
ES2551417T3 (es) * | 2012-02-14 | 2015-11-18 | Albert Handtmann Maschinenfabrik Gmbh & Co. Kg | Procedimiento y dispositivo para la separación de productos |
JP5656915B2 (ja) * | 2012-05-21 | 2015-01-21 | ユニ・チャーム株式会社 | トウを含む複数の繊維を有するウエブ部材の切断装置、及び切断方法 |
JP5871711B2 (ja) * | 2012-05-21 | 2016-03-01 | ユニ・チャーム株式会社 | トウを含む複数の繊維を有するウエブ部材の切断装置、及び切断方法 |
JP5836194B2 (ja) * | 2012-05-21 | 2015-12-24 | ユニ・チャーム株式会社 | トウを含む複数の繊維を有する連続ウエブの切断装置、及び切断方法 |
DE102012013470A1 (de) * | 2012-07-09 | 2014-05-08 | Mann + Hummel Gmbh | Verfahren und Vorrichtung zum Fertigen von Filterelementen sowie Filterelement |
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CN107072837A (zh) | 2014-11-07 | 2017-08-18 | 宝洁公司 | 用于使用激光源制造吸收制品的方法和设备 |
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US10806635B2 (en) * | 2016-03-15 | 2020-10-20 | The Procter & Gamble Company | Methods and apparatuses for separating and positioning discrete articles |
ES2731276T3 (es) * | 2016-08-29 | 2019-11-14 | Siemens Ag | Procedimiento para el funcionamiento de una máquina para la fabricación y/o el tratamiento de una banda de material |
CN106799762A (zh) * | 2016-12-27 | 2017-06-06 | 芜湖市天申新材料科技有限公司 | 一种多维可调的纸板切割装置 |
CN110509323B (zh) * | 2019-08-22 | 2021-03-12 | 安徽天瑞塑业有限公司 | 一种磨料丝生产高精度自动化断丝装置 |
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-
1997
- 1997-12-22 US US08/996,476 patent/US6056682A/en not_active Expired - Fee Related
-
1998
- 1998-12-17 DE DE1998158330 patent/DE19858330A1/de not_active Withdrawn
- 1998-12-17 EP EP19980124213 patent/EP0924152B1/de not_active Expired - Lifetime
- 1998-12-17 DE DE59803264T patent/DE59803264D1/de not_active Expired - Lifetime
- 1998-12-22 JP JP36507398A patent/JPH11240664A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH11240664A (ja) | 1999-09-07 |
DE59803264D1 (de) | 2002-04-11 |
US6056682A (en) | 2000-05-02 |
DE19858330A1 (de) | 1999-06-24 |
EP0924152A3 (de) | 2000-04-19 |
EP0924152A2 (de) | 1999-06-23 |
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