EP0999015B1 - Dispositif à bande sans fin équipé d'un système intégré de coupe pour imprimantes rotatives - Google Patents

Dispositif à bande sans fin équipé d'un système intégré de coupe pour imprimantes rotatives Download PDF

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Publication number
EP0999015B1
EP0999015B1 EP99120042A EP99120042A EP0999015B1 EP 0999015 B1 EP0999015 B1 EP 0999015B1 EP 99120042 A EP99120042 A EP 99120042A EP 99120042 A EP99120042 A EP 99120042A EP 0999015 B1 EP0999015 B1 EP 0999015B1
Authority
EP
European Patent Office
Prior art keywords
knife
cutting
rotating component
belt
carrier layer
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
Application number
EP99120042A
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German (de)
English (en)
Other versions
EP0999015A3 (fr
EP0999015A2 (fr
Inventor
Roger Robert Belanger
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 Americas LLC
Original Assignee
Goss International Americas LLC
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Filing date
Publication date
Application filed by Goss International Americas LLC filed Critical Goss International Americas LLC
Publication of EP0999015A2 publication Critical patent/EP0999015A2/fr
Publication of EP0999015A3 publication Critical patent/EP0999015A3/fr
Application granted granted Critical
Publication of EP0999015B1 publication Critical patent/EP0999015B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B26D1/565—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 for thin material, e.g. for sheets, strips or the like
    • 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
    • B65H29/12—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers
    • 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
    • B65H35/06—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 from or with blade, e.g. shear-blade, cutters or perforators
    • 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
    • B65H35/08—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 from or with revolving, e.g. cylinder, cutters or perforators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/10—Handled articles or webs
    • B65H2701/19—Specific article or web
    • B65H2701/1932—Signatures, folded printed matter, newspapers or parts thereof and books
    • 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
    • Y10T83/04—Processes
    • 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
    • Y10T83/202—With product handling means
    • Y10T83/2092—Means to move, guide, or permit free fall or flight of product
    • Y10T83/2192—Endless conveyor
    • 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
    • Y10T83/343—With means to deform work temporarily
    • 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
    • Y10T83/4766—Orbital motion of cutting blade
    • Y10T83/4795—Rotary tool
    • Y10T83/483—With cooperating rotary cutter or backup
    • 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
    • Y10T83/4766—Orbital motion of cutting blade
    • Y10T83/4795—Rotary tool
    • Y10T83/483—With cooperating rotary cutter or backup
    • Y10T83/4838—With anvil backup
    • 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
    • Y10T83/929—Tool or tool with support
    • Y10T83/9372—Rotatable type
    • Y10T83/9396—Shear type
    • Y10T83/9399—Cutting edge wholly parallel to axis of rotation
    • 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
    • Y10T83/929—Tool or tool with support
    • Y10T83/9372—Rotatable type
    • Y10T83/9408—Spaced cut forming tool

Definitions

  • the present invention relates to a web cutting device with an integrated Knife arrangement in a web-fed rotary printing press, according to the preamble of Claim 1.
  • US 5,107,733 discloses an apparatus for cutting and transporting a Paper web in a folder of a printing press.
  • This device includes a A pair of knife cylinders through which the web is cut into sections and one Transport device that transports the web sections away from the knife cylinders.
  • the first knife cylinder has at least one set of grooved strips and the second Knife cylinder has at least one cutting knife, which in the gap between the Knife cylinders hits the anvil of the first knife cylinder and thus the cuts through the gap moving web.
  • On the first and the second Knife cylinders each have a large number of strips.
  • the stripes are on the knife cylinders arranged so that they have a temporary reinforcing profile Emboss on each newly formed front part of the web when the stripes go through move the cylinder gap.
  • Located on the first and second knife cylinders each have at least one smoothing surface on the knife cylinders is arranged that the temporary reinforcing profile again from the front part of the Web is removed when the smoothing surface moves through the cylinder gap.
  • This known solution is the knife arrangement in one of the two knife cylinders molded grooves integrated.
  • US 5,186,444 relates to a method and an apparatus that a precise web run in ensure a folder through holes punched in the direction of the paper width.
  • the method includes the step of punching one out of the other Web parts shaped layered structure along respective strips of the web parts, a plurality of tongue-like elements on the surfaces of the web parts get caught and protrude from the holes that are simultaneously punched into the web parts so that the web parts are stacked on the respective strips to hold them together; there is a device for carrying out this method intended.
  • the cutting knife arrangements are one Pair of knife cylinders assigned and in on the surface of each Knife cylinder integrated laterally extending recesses.
  • Document US 2,547,157 describes a device for cutting a material web a first endless rotating component and a second rotating component shown with an integrated cutting knife. Form the rotating components a cutting area between them, in which the material web is guided, in which Supporting area arranged, which are endless with respect to the first and second revolving components are arranged in such a way that in the second circumferential component integrated cutting knife when passing through the support body this is actuated and cuts the material web.
  • a device for cutting a Material web a first rotating component and a second rotating component with a cutting knife integrated in it, the rotating components form a cutting area between them.
  • Support bodies are provided, which rotating components in the cutting area are assigned.
  • the first is rotating Component a belt that runs in an endless loop.
  • the second circulating component preferably also circulates in an endless loop and has a layered structure, which is described in more detail below.
  • As a support for the first and the second rotating component are advantageously deflecting rollers arranged within the endless loops around which the revolving Moving components.
  • the second circumferential component has openings which are integrated into the layered structure during a cutting process Cutting knife protrudes and cuts off a signature.
  • An advantage of the present invention is the elimination of relative movements of the signatures cut off from the incoming web; so no kicking Relative movements between the cut signatures and / or the Transport straps more open, so that the cut signatures in a precise Position transported to further downstream transport facilities become. Since a supporting body is assigned to the rotating components, the are with the first component interacting cutting knife during a cutting process supported so that a precise lateral section of the web can take place and thus a high quality signature is created.
  • the first and the second rotating component preferably each have one multi-part structure.
  • the first rotating component is included belt-shaped and has a variety of rubber parts, which in lateral Recesses of the belt are inserted, alternatively a continuous rubber layer can be applied to the belt.
  • the second rotating component can be made consist of a belt construction, which has a carrier layer with a smooth surface has, which contacts a rotating support body, or a support layer with a serrated surface, the circumferential surface of the support body during a cutting operation contacted.
  • This carrier layer comprises a reinforcing element, which is in Longitudinal direction of the carrier layer, d. H. parallel to the transport direction of the signature extends.
  • a reinforcing element can consist of a cord or fibers, e.g. B. from Kevlar fibers are made.
  • the second circumferential belt construction consisting of several layers comprises preferably a mounting groove for the cutting knife, which acts as a T-shaped slot or a laterally extending groove for the knife base of the cutting knife can be.
  • the mounting groove can be used to hold the knife base either on the Carrier layer or below it to be arranged for secure attachment to ensure the cutting elements or the cutting knife.
  • On the backing can be arranged an elastic, preferably volume-compressible layer, the yields when it comes into contact with an opposite surface, so that the second Belt construction protrudes integrated cutting knife.
  • the cutting knife can be equipped with a resilient base, which is a protruding movement of the knife tip allows when the knife base with the Surface of the second support body, which in the endless loop of the second orbiting Belt construction is integrated, comes into contact.
  • Fig. 1 shows a known cutting cylinder arrangement with a knife cylinder 8 and a grooved cylinder 6 having grooved strips 6, 7.
  • an incoming material web 1 is by a pair of draw rollers 2, which are above one of the groove cylinder 4 and a knife cylinder 8 existing cutting cylinder pair are arranged in one Cutting area 3 promoted.
  • the knife cylinder 8 comprises a first knife arrangement 12 and a second knife assembly 13. Between the first and the second Knife arrangement 12, 13 are preferably respective envelopes 10 on the Scope 9 of the knife cylinder 8 attached.
  • the first and the second Knife assembly 12 and 13 face each other, so that in a complete Rotation of the knife cylinder 8 two signatures from the incoming material web 1 be cut off.
  • the groove cylinder 4 preferably has two rectangular ones Grooved strips 6, 7, which are opposite each other and each with the first and second knife assembly 12 and 13 of the knife cylinder 8 cooperate.
  • the in Cutting area 3 of signatures 15 cut off from the incoming material web 1 are conveyed into a left and a right transport device 16 and 18. Both Transport devices 16, 18 are each a rotating transport belt 17 assigned to the material web 1 entering the cutting area 3 to continuously transport cut off signatures.
  • FIG. 2 shows a first embodiment of a cutting device according to the invention shown, which comprises a conveyor belt, the function of a slot bar or one with the knife arrangement 12, 13 interacting anvil element or rubber part takes over.
  • a conventional knife cylinder 8 is also shown, the one moving along the surface 23.1 of a support body 23 Transport belt 20 cooperates.
  • the knife cylinder 8 is with two Knife arrangements 12, 13 equipped and its surface is with two enveloping or Covered parts of the jacket, which are arranged opposite one another.
  • the Knife arrangements 12, 13 each comprise knife bars 22, between which each a knife is attached which cooperates with the transport belt 20 in the manner that the rubber parts 20.1 of the conveyor belt 20 function during the cutting process a grooved strip.
  • the path of movement of the material web is determined by Transport belt 20 determines that in the area above the knife cylinder 8 with Hold down bands 19 cooperate.
  • Below the knife cylinder 8 is one further transport device 24 arranged, the cut signatures 15 to transported for further processing.
  • the knife cylinder 8 comprises cams 41, each are mounted rotatably about an axis of rotation 40.
  • the cams 41 have one Cam surface 42 with a contact part 43.
  • the cams 41 are with Spring elements 44 connected.
  • the Contact part 43 of the cam 41 the rear edge of the signature 15 after this from the Material web 1 was cut off.
  • the contact part 43 holds the rear edge of the respective signature 15 in contact with the surface of the conveyor belt 20.
  • Die Cams 41 can be, for example, magnetic coils, pneumatic or hydraulic Cylinders, cams or electric motors activated and by the spring elements 44 be withdrawn into the inside of the knife cylinder 8.
  • a belt 24 rotating in an endless loop is passed over a deflection roller 25 guided.
  • the cut signatures 15 are between the belt 24 and the Transport belt 20, which bridges the above-mentioned signature cutting area 3, taken.
  • Fig. 3a shows a further embodiment of the present invention, in which the Cutting area 3 is formed between two belts 20, 27 moving downstream and the straps 20, 27 by a first and a second support body 23, 26 be supported.
  • This embodiment according to the invention offers the essentials Advantage that an incoming material web 1 between two receiving surfaces can be held down so that no relative movement between the incoming Track 1 and the support bodies 23, 26 is possible. The same applies to the part of the Movement paths downstream of the cutting area 3.
  • the cut ones Signatures 15 are between the surfaces of the two belts 20, 27 added. Within each orbital path the belt 20, 27 is preferred each a support body 23, 26, z. B. a roller or a cylinder with a smooth Surface provided that the respective circumferential during the cutting process Belts 20, 27 are supported within the cutting area 3.
  • FIG. 3b shows the cutting area 3 according to the present invention in an enlarged view Scale.
  • the circulating belts 20, 27 are passed through within the cutting area 3 the respective surfaces 23.1 and 26.1 of the respective rotating support bodies 23 and 26 supported.
  • the respective smooth surfaces 23.1, 26.1 serve as elements that one Generate cutting pressure, d. H. it only becomes a force during a lateral cutting process exerted on the respective circulating belts 20, 27.
  • Move both belts 20, 27 each in the direction indicated by an arrow 31.
  • the of the first support body 23 supported and moving in the direction 31 Transport belt 20 have lateral recesses 21, in which as groove strips Acting rubber parts 20.1 are integrated. These rubber parts 20.1 can be separated from one another be spaced as shown in Fig. 3b.
  • a continuous one Rubber layer may be attached to the conveyor belt 20, which when activating the in the belt construction 27 attached cutting knife 29 serves as a grooved strip.
  • the Belt construction 27 shown in Fig. 3b has one of several layers existing structure in which there is an opening 28 for receiving the Cutting knife 29 is located.
  • the cutting knife 29 is, for example, in a T shape formed, one part of which is received in a groove of the belt construction 27.
  • the knife base 30 received in the groove preferably has resilient elasticity Properties that activate and deactivate the knife tip 30.3. With the Reference numeral 30.2 indicates the inactive position of the knife base 30 in which this is not supported by the surface 26.1 of the second support body 26.
  • the knife tip 30.3 does not jump out the opening 28 and thus does not cut a signature 15 from the incoming Material web 1 from.
  • the knife tip 30.3 cuts a signature 15 from the incoming material web 1.
  • the knife base 30 of the Surface 26.1 of the second support body 26 is supported, or out of the opening 28 urged to cut lane 1.
  • the knife base 30 With the further downstream movement of the Belt construction 27 then moves the knife base 30 again back to its inactive position 30.2, in which the knife tip 30.3 preferably remains completely within its opening 28.
  • the conveyor belt 20 and the belt structure 27 are driven such that they rotate synchronously to each other and a knife tip 30.3 during a cutting process strikes a rubber part 20.1.
  • FIG. 4 shows the respective endless loops along which the transport belt 20 and continuously rotate the belt structure 27.
  • the running material web 1 is gripped by a pair of pull rollers 2 and between the conveyor belt 20 and the Belt construction 27 transported.
  • the two along the endless loop revolving belts 20, 27 are each supported by a plurality of deflection rollers 32, 33 out.
  • the conveyor belt 20 can, for. B. separately from the Belt construction 27 are driven and for the latter can also be a individual drive can be provided.
  • the two support bodies 23 and 26 can each driven by the drive of the transport belt 20 or the belt construction 27 will or can have their own drive.
  • the arrangement according to FIG. 4 of the present Invention is preferably integrated in a folder which, for. B. one Web-fed rotary printing press is assigned.
  • FIG. 5a shows a further embodiment of an integration of the knife into the Belt construction of the present invention, in which the knife 29 in a Carrier layer of the belt structure 27 is embedded or mounted.
  • This Embodiment of the invention provides the multi-layered structure of the Belt construction 27 on an enlarged scale.
  • the incoming Material web 1 is between the surface of the conveyor belt 20 and the top one Layer of the belt construction 27 detected.
  • the embodiment of a Belt construction 27 has a carrier layer 27.4 with a plurality of one another rowed teeth or tooth-like projections. Is over the backing 27.4 a layer of compressible material 27.5 arranged with the incoming Material web 1 or comes into contact with the cut-off signature 15.
  • the Carrier layer 27.4 has a T-shaped opening 27.3 in which the cutting knife 29 is included with its knife base 30.
  • the carrier layer 27.4 is preferably provided with a reinforcing element 27.2 provided, which is substantially in the longitudinal direction of the belt structure 27th extends.
  • This reinforcing element 27.2 can be made of a cord or fibers, e.g. B. Kevlar fibers or another suitable material.
  • the cutting knife 29 is embedded in the opening 27.3 of the carrier layer 27.4.
  • the in Fig. 5a Knife tip 30.3 shown is not in the position shown there in one Cutting position and is therefore almost completely from the compressible layer 27.5 surround.
  • FIG. 5b shows a further embodiment of the integration of a knife 29 into a Carrier layer 27.4 and in a reinforcing element 27.2.
  • the belt construction 27 comprises a compressible upper contacting the incoming material web 1 Layer 27.5 and a further carrier layer 27.4, which are preferably a multiplicity of Has teeth 27.1 to the movement of the belt structure 27 around deflection rollers to facilitate a smaller diameter.
  • a recess is provided in the carrier layer 27.4 (FIG. 5b), in which the Knife base 30 of the cutting knife 29 is received.
  • the cutting knife 29 has a notch or opening through which the above mentioned Reinforcing element 27.2 extends to the cutting knife 29 on the To fasten the belt construction.
  • the cutting area of the blade of the cutting knife 29 extends through both layers, i.e. H. through the carrier layer 27.4 and the compressible layer 27.5.
  • the respective knife tip 30.3 is not in one Cutting position, but in a transport position to part of the incoming To let material web 1 pass.
  • FIG. 5c shows a cross section of the cutting knife arrangement according to FIG. 5b.
  • the end a cord or fibers formed reinforcing element 27.2 extends through the Notch or opening 27.6 of the cutting knife 29 therethrough.
  • Knife tip 30.3 of the cutting knife 29 does not match the surface of the one to be cut Material web 1 in contact and rather remains completely from the respective Layers 27.4, 27.5 of the belt construction 27 surround.
  • FIG. 6a shows an embodiment of a cutting knife according to the invention, in which the cutting knife 29 with its base 30 in a laterally extending groove 27.2 Carrier layer 27.4 is added. On the carrier layer 27.4 is the compressible Layer 27.5 arranged, which secures the knife base 30 on the carrier layer 27.4.
  • the support layer 27.4 is penetrated by the reinforcing element 27.2 and has a toothed shape 27.1, as described above.
  • the stage of the cutting process shown is the cutting knife 29 and its Knife tip 30.3 completely embedded in the layers 27.4, 27.5.
  • Fig. 6b the knife arrangement, which is in a laterally extending groove Carrier layer of the belt construction according to the invention is attached during a Shown cutting process.
  • the incoming material web 1 moves in the direction 31, it becomes between the surfaces of the conveyor belt 20 and the compressible layer 27.5 the belt construction 27 detected.
  • the conveyor belt 20 contacts the Surface 23.1 of the support body 23, the transport belt 20 against the Belt construction 27 pressed and thus its compressible layer 27.5 pressed together. Consequently, what is arranged in the carrier layer 27.4 penetrates Cutting knife 29 the incoming material web 1 and cuts one of these Signature 15 onwards.
  • the knife tip 30.3 of the cutting knife 29 contacts the Surface of the conveyor belt 20, either integrated into this rubber parts or has a rubber coating, both of which are not shown in detail in FIG. 6b.
  • the compressible layer 27.5 deforms, so that the Knife blade of the cutting knife 29 is exposed.
  • the belt structure 27 during a cutting process by the flat Supported surface 261 of the second support body 26. Since the conveyor belt 20 and move the belt structure 27 in parallel in the direction 31, keep the clipped signatures 15 their position with respect to the surfaces of the Transport belt 20 and the belt construction 27 at.
  • the cutting knife 29 is here received in a laterally extending groove, but it can also be in a T-shaped Integrated opening or over notches or slots with which the length extending reinforcing element 27.2 may be connected.
  • a cutting process in that a Knife base 30 by contact with the smooth peripheral surface 23.1 of a first Support body 23 is activated, the knife base 30 deforms in the manner that the knife tip 30.3 moves out of the belt construction 27 and the incoming material web 1 pierces through a signature 15 from the material web 1 to cut off.
  • a material web becomes the one supporting the incoming material web 1 Transport belt 20 pressed against the belt construction 27.
  • this layer 27.5 is compressed so that the Knife tip 30.3 protrudes from the layer and when in contact with the Transport belt 20 cuts off a signature 15 from an incoming material web 1.
  • FIG. 7 shows a further embodiment of the integration of a knife 29 into a Circumferential belt construction in which a metal belt 34, similar to that in Fig. 4th described belt construction 27, rotates in an endless loop.
  • the Metal belt 34 includes a surface portion 35 on which blocks 36, e.g. B. in a welding process.
  • the knife 29, the blade 30.3 the signatures cuts from a material web 1 is attached between the blocks 36.
  • the Blocks 36 are assigned to the side edges of the metal belt 34, which extends over a Width 39 extends.
  • the knife 29 is by means of screws 37 and nuts 38 on the Blocks 36 attached to easily replace the knife 29 on the Allow metal belt 34.
  • one compressible layer 27.5 extends to the next on the metal belt 34 arranged interchangeable knife 29. For reasons of illustration technology the right side of the compressible layer 27.5 at a distance from the replaceable one Knife 29 drawn.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Details Of Cutting Devices (AREA)
  • Advancing Webs (AREA)
  • Handling Of Sheets (AREA)
  • Nonmetal Cutting Devices (AREA)

Claims (14)

  1. Dispositif pour couper une bande de matériau, avec un premier composant à rotation sans fin (20) et un deuxième composant à rotation sans fin (27, 8) dans lequel un couteau (29) est intégré, les composants en rotation (20, 27, 8) formant entre eux une zone de coupe (3) dans laquelle la bande de matériau (1) est guidée à travers les composants (20, 27, 8), un premier corps d'appui (23) destiné à soutenir le premier composant à rotation sans fin (20) étant disposé dans la zone de coupe (3),
       caractérisé en ce que
       le premier composant à rotation sans fin (20) est réalisé en forme de courroie, ce composant présentant une structure en plusieurs parties et des évidements dans lesquels des pièces en caoutchouc sont intégrées étant prévus, ou en ce que le premier composant à rotation sans fin (20) a une structure multicouches, une couche de caoutchouc continue servant de barre à rainure.
  2. Dispositif selon la revendication 1,
       caractérisé en ce que
       le deuxième composant à rotation sans fin (27) est une construction à courroie qui tourne dans une boucle sans fin et en ce qu'un deuxième corps d'appui (26) qui soutient le deuxième composant à rotation sans fin (27) est prévu.
  3. Dispositif selon la revendication 2,
       caractérisé en ce que le deuxième composant à rotation sans fin (27) possède une structure multicouches dans laquelle le couteau (29) est intégré.
  4. Dispositif selon une des revendications 2 ou 3,
       caractérisé en ce que
       le premier corps d'appui (23) est disposé à l'intérieur du premier composant à rotation sans fin (20).
  5. Dispositif selon une des revendications 2 à 4,
       caractérisé en ce que
       le deuxième composant à rotation sans fin (27) comporte une couche de support (27.4).
  6. Dispositif selon la revendication 5,
       caractérisé en ce que
       la couche de support (27.4) comporte une surface pour l'essentiel plane qui est en contact avec une surface (26.1) du deuxième corps d'appui (26).
  7. Dispositif selon la revendication 6,
       caractérisé en ce que
       la couche de support (27.4) comporte une surface en forme de dents (27.1) tournée vers la surface (26.1) du deuxième corps d'appui (26).
  8. Dispositif selon la revendication 6,
       caractérisé en ce que
       la couche de support (27.4) comporte un élément de renforcement (27.2) qui s'étend en particulier pour l'essentiel dans le sens longitudinal de la couche de support (27.4).
  9. Dispositif selon la revendication 8,
       caractérisé en ce que
       l'élément de renforcement (27.2) est composé de fibres, en particulier de fibres de Kevlar, en contient ou est une ficelle.
  10. Dispositif selon une des revendications 5 à 9,
       caractérisé en ce que
       la couche de support (27.4) comporte une rainure de fixation pour le couteau (29), qui est en particulier réalisée comme fente en forme de T qui entoure un socle de couteau (30) du couteau (29).
  11. Dispositif selon une des revendications 8 ou 9,
       caractérisé en ce que le couteau (29) est fixé à la couche de support (27.4) par l'élément de renforcement (27.2).
  12. Dispositif selon la revendication 11,
       caractérisé en ce que
       l'élément de renforcement (27.2) s'étend à travers une entaille du couteau (29) logé dans la couche de support (27.4).
  13. Dispositif selon une des revendications précédentes,
       caractérisé en ce que
       le couteau (29) comporte un socle de couteau (30) élastique monté sur ressorts.
  14. Procédé de coupe d'une bande de matériau (1),
       un premier composant (20) étant déplacé dans une boucle sans fin et un deuxième composant (27, 8) dans lequel un couteau (29) est intégré étant déplacé dans une boucle sans fin et une bande de matériau (1) étant guidée entre le premier et le deuxième composant,
       caractérisé en ce que
       le premier composant à rotation sans fin (20) est réalisé sous forme de courroie et en plusieurs parties, celui-ci comportant une structure en plusieurs parties et des évidements dans lesquels des pièces en caoutchouc sont intégrées étant prévus, ou le premier composant à rotation sans fin (20) ayant une structure multicouches, une couche de caoutchouc continue servant de barre à rainure et en ce que, lors du passage près d'un corps de soutien (23) le couteau (29) coupe un cran (15) de la bande de matériau, le premier composant à rotation sans fin remplissant la fonction d'une barre à rainure.
EP99120042A 1998-11-04 1999-10-18 Dispositif à bande sans fin équipé d'un système intégré de coupe pour imprimantes rotatives Expired - Lifetime EP0999015B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/185,544 US6460439B2 (en) 1998-11-04 1998-11-04 Integrated knife assembly
US185544 1998-11-04

Publications (3)

Publication Number Publication Date
EP0999015A2 EP0999015A2 (fr) 2000-05-10
EP0999015A3 EP0999015A3 (fr) 2002-08-07
EP0999015B1 true EP0999015B1 (fr) 2004-12-22

Family

ID=22681443

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99120042A Expired - Lifetime EP0999015B1 (fr) 1998-11-04 1999-10-18 Dispositif à bande sans fin équipé d'un système intégré de coupe pour imprimantes rotatives

Country Status (5)

Country Link
US (1) US6460439B2 (fr)
EP (1) EP0999015B1 (fr)
JP (1) JP2000141285A (fr)
AT (1) ATE285315T1 (fr)
DE (1) DE59911319D1 (fr)

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US20030092551A1 (en) * 2001-11-14 2003-05-15 Roland Boss Methods and apparatus for scoring and trimming imaged sheet media
DE10221794A1 (de) * 2002-05-15 2003-11-27 Heidelberger Druckmasch Ag Falzapparat in einer Rollenrotationsdruckmaschine
US7775015B1 (en) 2007-09-04 2010-08-17 Crowley H W System and method for high-speed insertion of envelopes
GB2458687A (en) * 2008-03-28 2009-09-30 True Gap Ltd Rotary perforator or cutter having anvil belt with resilient surface
WO2011046854A2 (fr) 2009-10-13 2011-04-21 3M Innovative Properties Company Rouleau pinceur à bords ondulés
US20130255861A1 (en) 2012-03-30 2013-10-03 Uwe Schneider Apparatuses and Methods for Making Absorbent Articles
US8440043B1 (en) 2012-03-30 2013-05-14 The Procter & Gamble Company Absorbent article process and apparatus for intermittently deactivating elastics in elastic laminates
US9050213B2 (en) 2012-03-30 2015-06-09 The Procter & Gamble Company Apparatuses and methods for making absorbent articles
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US9028632B2 (en) 2012-03-30 2015-05-12 The Procter & Gamble Company Apparatuses and methods for making absorbent articles
US20130269493A1 (en) * 2012-04-17 2013-10-17 Goss International Americas, Inc. Variable cutoff in a cutter folder
CN108818668A (zh) * 2018-03-30 2018-11-16 句容市兴武包装有限公司 一种滚动式板材切割压印装置

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Also Published As

Publication number Publication date
ATE285315T1 (de) 2005-01-15
EP0999015A3 (fr) 2002-08-07
US6460439B2 (en) 2002-10-08
DE59911319D1 (de) 2005-01-27
JP2000141285A (ja) 2000-05-23
EP0999015A2 (fr) 2000-05-10
US20010002564A1 (en) 2001-06-07

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