EP1084975A2 - Méthode et dispositif pour couper une bande en mouvement - Google Patents

Méthode et dispositif pour couper une bande en mouvement Download PDF

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Publication number
EP1084975A2
EP1084975A2 EP00113972A EP00113972A EP1084975A2 EP 1084975 A2 EP1084975 A2 EP 1084975A2 EP 00113972 A EP00113972 A EP 00113972A EP 00113972 A EP00113972 A EP 00113972A EP 1084975 A2 EP1084975 A2 EP 1084975A2
Authority
EP
European Patent Office
Prior art keywords
material web
cutting
cutting device
winding
web
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP00113972A
Other languages
German (de)
English (en)
Other versions
EP1084975A3 (fr
Inventor
Zygmunt Madrzak
Walter Kaipf
Roland Möller
Matthias Wohlfahrt
Jörg Dr. Maurer
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.)
Voith Patent GmbH
Original Assignee
Voith Paper Patent GmbH
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 Voith Paper Patent GmbH filed Critical Voith Paper Patent GmbH
Publication of EP1084975A2 publication Critical patent/EP1084975A2/fr
Publication of EP1084975A3 publication Critical patent/EP1084975A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H19/00—Changing the web roll
    • B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
    • B65H19/26—Cutting-off the web running to the wound web roll
    • B65H19/265—Cutting-off the web running to the wound web roll using a cutting member moving linearly in a plane parallel to the surface of the web and along a direction crossing the web
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/41—Winding, unwinding
    • B65H2301/417—Handling or changing web rolls
    • B65H2301/4187—Relative movement of core or web roll in respect of mandrel
    • B65H2301/4189—Cutting
    • B65H2301/41898—Cutting threading tail and leading it to new core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/40—Type of handling process
    • B65H2301/46—Splicing
    • B65H2301/4606—Preparing leading edge for splicing
    • B65H2301/4607—Preparing leading edge for splicing by adhesive tape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5151—Cutting handled material transversally to feeding direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5153—Details of cutting means
    • B65H2301/51532—Blade cutter, e.g. single blade cutter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5153—Details of cutting means
    • B65H2301/51532—Blade cutter, e.g. single blade cutter
    • B65H2301/515326—Multiple blade cutter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5153—Details of cutting means
    • B65H2301/51534—Water jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00—Handling processes for sheets or webs
    • B65H2301/50—Auxiliary process performed during handling process
    • B65H2301/51—Modifying a characteristic of handled material
    • B65H2301/515—Cutting handled material
    • B65H2301/5153—Details of cutting means
    • B65H2301/51536—Laser
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2403/00—Power transmission; Driving means
    • B65H2403/20—Belt drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2403/00—Power transmission; Driving means
    • B65H2403/30—Chain drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2408/00—Specific machines
    • B65H2408/20—Specific machines for handling web(s)
    • B65H2408/23—Winding machines
    • B65H2408/236—Pope-winders with first winding on an arc of circle and secondary winding along rails
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00—Application field
    • B65H2801/84—Paper-making machines

Definitions

  • the invention relates to a method for cutting a running Material web, in particular a paper web, in which the material web successively wound on several winding cores, in particular reels and each started with winding on a new winding core when one is formed on a previous old winding core Has reached a predetermined diameter, the new winding core between a winding roller, in particular a support roller, and the old winding core, to which the material web is fed via the winding roller is brought and the running material web in front of the winding roller is severed.
  • the invention also relates to a device for carrying out a such method with at least one cutting device.
  • Such separation methods and devices are for example in the Papermaking applied to the finished paper web without a break the manufacturing process, i.e. without switching off the paper machine, one after the other on several winding cores, which are also called reels be referred to wind up.
  • this object is achieved in that the material web by means of at least one cutting device which is in a material web approximately parallel plane is moved relative to the material web, is completely severed.
  • the Cutting device with an at least approximately constant speed at least substantially perpendicular to the direction of the Material web moves.
  • a cutting line can be generated in the material web at an angle to the running direction of the material web from an edge of the material web runs to the opposite edge.
  • the generated by it The sloping edge of the new web start can also be used at very high web speeds comparatively easy on the new winding core be wound up. This creates a conically wound start of winding.
  • two cutters in opposite directions at least approximately perpendicular to the direction of travel of the material web moved with preferably at least approximately constant speed.
  • the two cutting devices can - with respect to the transverse direction - in this way on the material web in the region of its center or from the edges of which are set so that two intersecting, each diagonally to the running direction of the material web from about the middle to one the edges or reverse cut lines are created.
  • the leading edge of the new path start can be cut to a point be made, which makes winding on the new winding core easier becomes.
  • the object underlying the invention is also by the Device for performing the method according to the invention solved, those with at least one for completely severing the material web trained cutting device is provided.
  • a machine for papermaking is used Winding device a paper web 10 over a winding roller 18 a winding core, hereinafter referred to as the old winding core is supplied, on the already in the state shown in FIG. 1 a winding roll 16 has been formed.
  • the paper web 10 runs through one Gap 21 between the winding roller 16 and a pressure roller 32.
  • the axes of rotation of the winding roller 18 and the old winding core lie in the same horizontal plane, in which a bearing the old winding core Winding carriage (not shown) in a direction perpendicular to the Axes of rotation is movable.
  • Fig. 1 shows the winding device in a state in which the desired Final diameter of the winding roller 16 reached and the old winding core from a winding position adjacent to the winding roller 18 in FIG. 1 has moved to the right.
  • a new winding core 12 on which the paper web 10 is further wound 1 the winding roller 18 is in a position as shown in FIG driven in which the axes of rotation of the new winding core 12 and the Winding roller 18 perpendicular cutting line at an angle ⁇ to Horizontal runs.
  • the new winding core 12 and the winding roller 18 form a gap 20 for the paper web 10.
  • a cutting device which comprises two knives 24, is in the direction of web travel B in front of a deflecting roller 54 upstream of the winding roller 18 and thus positioned in front of the winding roller 18.
  • the two knives 24 are each coupled to a transport device 36 with which the knives 24 can be moved perpendicular to the web running direction B.
  • the cutting device is relative to the paper web 10 movable so that it is between a waiting position and a 1 for cutting the paper web 10 back and forth can be moved.
  • the cutting device can for example be attached to a carrier which by means of an actuator between the waiting position and the separating position can be moved or pivoted is.
  • Winding paper web 10 onto the new winding core 12 will initially the state shown in FIG. 1.
  • the cutting device is in the 1, wherein the knife 24 in one Position in which they are not yet in with the paper web 10 Engagement.
  • Fig. 2 differs from that of Fig. 1 in that the paper web 10 in the web running direction B before Winding roller 18 is deflected by a deflecting roller 56, the axis of rotation below the horizontal plane defined by the axes of rotation of the Winding roller 18 and the old winding core carrying the winding roller 16 is determined, is arranged.
  • the deflection roller 56 is positioned in such a way that the paper web 10 before running onto the winding roller 18 approximately in vertical direction.
  • Fig. 2 in the web running direction B is immediate arranged in front of the deflecting roller 56, which as Cutting elements has two nozzles 26, each of which has a fluid jet, especially a jet of water, are expelled under high pressure can, who is able to cut through the paper web 10.
  • the Nozzles 26 are each aligned so that the water jets at least approximately perpendicular to that defined by the paper web 10
  • the rays can also be inclined be directed onto the paper web 10.
  • the deflection roller 56 and the cutting device can be within the Papermaking machine e.g. be arranged near the ground.
  • the cutting device provided with the nozzles 26 according to FIG. 2 can - Like the cutting device according to FIG. 1 - between a waiting position and a separating position can be moved or pivoted.
  • this mobility of the cutting device is not essential required because by interrupting the fluid or water supply to the Nozzles 26 of the cutting operation can be interrupted.
  • the paper web can 10 with the cutting devices each in the area of a free Be severed Basically, it is according to the invention also possible to position the cutting devices so that the Paper web 10 is severed in an area in which the paper web 10 touches a roller upstream of the winding roller 18, e.g. one of the reels 53, 54 and 55 or 56, 57 and 58.
  • FIGS. 3 to 5 each describe an embodiment of a cutting device, which correspond to the exemplary embodiments explained in FIGS. 1 and 2 on a machine for producing a paper web 10 can be arranged to cut the paper web 10.
  • the in The following described cutting devices each include one or two knifes. However, it is hereby expressly pointed out that with otherwise the same structure instead of the knife also others Cutting elements or cutting tools can be provided, for example Nozzles for ejecting a jet of water under high pressure, Laser devices or rotating toothed cutting wheels.
  • a cutting device is shown, the only one Knife 24 '.
  • the transport device 36 for the knife 24 ' comprises an endless organ designed, for example, as a chain, belt or band 40, on which the knife 24 'is attached and which is vertical to the web running direction indicated by an arrow B, i.e. longitudinal a roller 52 extends, the direction of rotation by an arrow C is indicated and in the vicinity of which the cutting device is arranged.
  • the roller 52 can be, for example, a deflection roller, that is upstream of the winding roller 18 shown in FIGS. 1 and 2, e.g. around the deflecting roller 54 in FIG. 1 or the deflecting roller 56 in FIG. 2. According to the invention, however, it is also possible to have the cutting device in one larger distance to the rollers.
  • the endless member 40 is tensioned by two deflecting rollers 42.
  • One of the Deflection rollers 42 is coupled to a drive device, not shown, let it rotate around the endless member 40 and thus the knife 24 ' to be able to.
  • a cutting line is formed which runs obliquely to the web running direction B. 46, the angle that the cutting line 46 with the web running direction B includes the ratio of the speeds of the knife 24 'and the paper web 10 depends.
  • Paper web 10 cut at an angle to web running direction B becomes one 1 and Fig. 2 trained winding arrangement supplied, i.e. the new start of the web 10a is over the roller 52 of a winding roller fed through by the winding roller and a new winding core formed gap (in Fig. 1 and Fig. 2 through the gap 20) passed and then, if necessary, with the help of suitable funds the new winding core.
  • the new path start 10a can do this for example blown onto the new winding core by means of compressed air become.
  • the cutting device can also be moved diagonally to the web running direction B, whereby - With unchanged speed of the paper web 10 and the knife 24 '- the angle between the cutting line 46 and the web running direction B smaller, i.e. the paper web 10 is cut more sharply.
  • the cutting device shown in Fig. 4 comprises two knives 24 '' in each case perpendicular to the web running direction indicated by the arrow B in FIG. 4 are movable in opposite directions.
  • the transport device 36 ′′ not shown in detail in FIG. 4 comprises an endless organ, as explained in connection with FIG. 3 and on which the two knives 24 '' are attached.
  • the two knives 24 ′′ are at a distance from one another in the web running direction B. arranged and are for cutting the paper web 10 each with respect to their transverse direction set approximately in the middle. Around the paper web To completely cut through 10, the two knives 24 '' are accelerated and depending on their own speed as well from the speed of the paper web 10 to the paper web 10 assuming that the two intersecting lines 46 intersect, as shown in Fig. 4.
  • the knives 24 '' can also each start from one of the edges of the Paper web 10 perpendicular to the web running direction B in the direction of the center the paper web 10 are in turn moved such that the cutting lines to cut.
  • a V-like or dovetail incised new start of path would be a V-like or dovetail incised new start of path.
  • a knife 24 '' ' is provided with a cylinder-piston unit 28 comprehensive transport device 36 '' 'is movable.
  • the knife 24 '' ' is coupled to a cylinder that is perpendicular to the direction of web travel B extending in a plane running parallel to the paper web 10 Piston is reciprocable.
  • the transport devices for the cutting members can also each comprise a carriage positively guided on a linear guide, the accelerated at the start of the separation process and over the full Width of the paper web is shot to a certain extent.
  • An advantage of the invention is that the movement of the new Winding core 12 to the winding roller 18 for severing the Paper web 10 does not have to be interrupted.

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  • Replacement Of Web Rolls (AREA)
EP00113972A 1999-09-17 2000-07-01 Méthode et dispositif pour couper une bande en mouvement Withdrawn EP1084975A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19944704 1999-09-17
DE1999144704 DE19944704A1 (de) 1999-09-17 1999-09-17 Verfahren und Vorrichtung zum Durchtrennen einer laufenden Materialbahn

Publications (2)

Publication Number Publication Date
EP1084975A2 true EP1084975A2 (fr) 2001-03-21
EP1084975A3 EP1084975A3 (fr) 2002-04-17

Family

ID=7922438

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00113972A Withdrawn EP1084975A3 (fr) 1999-09-17 2000-07-01 Méthode et dispositif pour couper une bande en mouvement

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EP (1) EP1084975A3 (fr)
DE (1) DE19944704A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10159360A1 (de) * 2001-12-04 2003-06-12 Voith Paper Patent Gmbh Verfahren zum Aufwickeln einer laufenden Materialbahn sowie Wickelmaschine zur Durchführung des Verfahrens
CN110436241A (zh) * 2019-08-12 2019-11-12 梅州雁中实业有限公司 一种一体化布匹上卷剪切装置

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10137252A1 (de) 2001-07-31 2003-02-13 Voith Paper Patent Gmbh Verfahren zum Aufwickeln einer laufenden Materialbahn sowie Wickelmaschine zur Durchführung des Verfahrens
DE10245322A1 (de) * 2002-09-27 2004-04-08 Man Roland Druckmaschinen Ag Verfahren zum Querschneiden einer Bahn
DE10315703A1 (de) * 2003-04-07 2004-10-21 Voith Paper Patent Gmbh Wasserstrahlschneiden
DE10342213A1 (de) * 2003-09-12 2005-04-07 Voith Paper Patent Gmbh Verfahren zum Aufwickeln einer laufenden Materialbahn sowie Wickelmaschine zur Durchführung des Verfahrens
DE10343453A1 (de) * 2003-09-19 2005-04-14 Voith Paper Patent Gmbh Wickelmaschine
DE10343424A1 (de) * 2003-09-19 2005-04-14 Voith Paper Patent Gmbh Wickelmaschine und Verfahren zum Heraustrennen eines Querstreifens aus einer Materialbahn in einer Wickelmaschine

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137455A (en) * 1961-11-29 1964-06-16 Bonura John Plastic bag machine
FR1397452A (fr) * 1964-03-20 1965-04-30 Repiquet Sa Perfectionnements aux enrouleuses pour feuilles de papier et analogues
DE1449677A1 (de) * 1962-05-15 1969-07-24 Reifenhaeuser Kg Schneidvorrichtung fuer automatische Wechselwickler von Kunststoff-Folien
US3805652A (en) * 1972-05-03 1974-04-23 Ind Res & Eng Inc Automatic tail cutter
US4458852A (en) * 1981-06-05 1984-07-10 American Hoechst Corporation Web transfer apparatus
US4695004A (en) * 1985-04-30 1987-09-22 J. M. Voith Gmbh Method for transferring a web from a finished roll to a new core, and drum winder for the application of the method
US5288033A (en) * 1992-10-29 1994-02-22 E. I. Du Pont De Nemours And Company Method and apparatus for contact winding
US5314132A (en) * 1991-11-26 1994-05-24 Mitsubishi Jukogyo Kabushiki Kaisha Method for changing spools and apparatus therefor
WO1998017564A1 (fr) * 1995-10-04 1998-04-30 Valmet Corporation Procede pour enrouler une bande, notamment une bande de papier ou de carton

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI915432A (fi) * 1991-11-18 1993-05-19 Valmet Paper Machinery Inc Foerfarande vid rullning av en bana
FI94231C (fi) * 1993-12-16 1995-08-10 Valmet Paper Machinery Inc Menetelmä ja laite paperi- tai kartonkirainan kiinnirullauksessa pope-rullaimessa tai vastaavassa
DE19848810A1 (de) * 1998-10-22 2000-04-27 Voith Sulzer Papiertech Patent Verfahren und Vorrichtung zum Durchtrennen einer laufenden Materialbahn

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3137455A (en) * 1961-11-29 1964-06-16 Bonura John Plastic bag machine
DE1449677A1 (de) * 1962-05-15 1969-07-24 Reifenhaeuser Kg Schneidvorrichtung fuer automatische Wechselwickler von Kunststoff-Folien
FR1397452A (fr) * 1964-03-20 1965-04-30 Repiquet Sa Perfectionnements aux enrouleuses pour feuilles de papier et analogues
US3805652A (en) * 1972-05-03 1974-04-23 Ind Res & Eng Inc Automatic tail cutter
US4458852A (en) * 1981-06-05 1984-07-10 American Hoechst Corporation Web transfer apparatus
US4695004A (en) * 1985-04-30 1987-09-22 J. M. Voith Gmbh Method for transferring a web from a finished roll to a new core, and drum winder for the application of the method
US5314132A (en) * 1991-11-26 1994-05-24 Mitsubishi Jukogyo Kabushiki Kaisha Method for changing spools and apparatus therefor
US5288033A (en) * 1992-10-29 1994-02-22 E. I. Du Pont De Nemours And Company Method and apparatus for contact winding
WO1998017564A1 (fr) * 1995-10-04 1998-04-30 Valmet Corporation Procede pour enrouler une bande, notamment une bande de papier ou de carton

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10159360A1 (de) * 2001-12-04 2003-06-12 Voith Paper Patent Gmbh Verfahren zum Aufwickeln einer laufenden Materialbahn sowie Wickelmaschine zur Durchführung des Verfahrens
CN110436241A (zh) * 2019-08-12 2019-11-12 梅州雁中实业有限公司 一种一体化布匹上卷剪切装置
CN110436241B (zh) * 2019-08-12 2020-05-19 梅州雁中实业有限公司 一种一体化布匹上卷剪切装置

Also Published As

Publication number Publication date
DE19944704A1 (de) 2001-03-22
EP1084975A3 (fr) 2002-04-17

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