EP0922796B1 - Procédé et appareil de fabrication d'un fil en dents de scie - Google Patents

Procédé et appareil de fabrication d'un fil en dents de scie Download PDF

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Publication number
EP0922796B1
EP0922796B1 EP19970121612 EP97121612A EP0922796B1 EP 0922796 B1 EP0922796 B1 EP 0922796B1 EP 19970121612 EP19970121612 EP 19970121612 EP 97121612 A EP97121612 A EP 97121612A EP 0922796 B1 EP0922796 B1 EP 0922796B1
Authority
EP
European Patent Office
Prior art keywords
machining
feeder device
wire
rotation
profiled wire
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
EP19970121612
Other languages
German (de)
English (en)
Other versions
EP0922796A1 (fr
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.)
Graf und Cie AG
Original Assignee
Graf und Cie AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DE29723685U priority Critical patent/DE29723685U1/de
Priority to AT97121612T priority patent/ATE220431T1/de
Application filed by Graf und Cie AG filed Critical Graf und Cie AG
Priority to ES97121612T priority patent/ES2134748T3/es
Priority to DK97121612T priority patent/DK0922796T3/da
Priority to PT97121612T priority patent/PT922796E/pt
Priority to DE59707690T priority patent/DE59707690D1/de
Priority to EP19970121612 priority patent/EP0922796B1/fr
Priority to TW87119170A priority patent/TW429187B/zh
Priority to ARP980106087 priority patent/AR009925A1/es
Priority to US09/205,471 priority patent/US6195843B1/en
Priority to BR9805244A priority patent/BR9805244A/pt
Priority to JP34806398A priority patent/JP4237854B2/ja
Publication of EP0922796A1 publication Critical patent/EP0922796A1/fr
Application granted granted Critical
Publication of EP0922796B1 publication Critical patent/EP0922796B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
    • D01G15/84—Card clothing; Manufacture thereof not otherwise provided for
    • D01G15/88—Card clothing; Manufacture thereof not otherwise provided for formed from metal sheets or strips
    • 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
    • Y10T83/9319—Toothed blade or tooth therefor
    • Y10T83/9346—Uniformly varying teeth or tooth spacing

Definitions

  • the invention relates to a method and a device for producing sawtooth wires with a foot region and a plurality of in the longitudinal direction of the Wire arranged one behind the other, starting from the foot area and teeth each having a tooth tip.
  • Fig. 4 One for making sawtooth wires at the beginning specified type operable device according to the prior art Technique is shown in Fig. 4.
  • This device comprises a feed device 410 mounted on a machine bed 400, with which a profile wire 450 along a predetermined Conveyor line 454 is funded.
  • the profile wire 450 pinched between two conveyor rollers 418, one of which is around a perpendicular to the given conveyor line 454 Axis 420 is driven.
  • This machining tool 430 includes one in a headstock 434 bearing spindle 436 with a three-phase motor 432 can be driven in the direction indicated by arrow 437 is.
  • a punch holder 438 At the front end of spindle 436 is a punch holder 438 non-rotatably attached. With one on the punching tool holder 438 attached punch 440 can cooperate with a stamping die 442 of the machining tool 430 for production of saw teeth material-free spaces from the profile wire 450 are punched out.
  • the three-phase motor 432 is together with the headstock 434, the spindle 436 and the punch die 442 fixed on a base plate 444 in steps of 5 ° with respect to the machine bed 400 and the feed device 410 is pivotable, such as that marked on the base plate 444 Angle scale 446 indicated.
  • a bevel gear 412 non-rotatably attached.
  • This bevel gear 412 meshes with the machining tool facing end of a worm wheel 416 rotatably attached bevel gear 414.
  • the pair of feed rollers 418 can the worm gear 416, the bevel gear 414, the bevel gear 412 and the Spindle 436 are driven by three-phase motor 432.
  • a constant tooth pitch i.e. a constant distance between the tips of successive teeth become.
  • the shape of the teeth and the pitch of the teeth so produced Sawtooth wire depends on the position of the base plate 444 with respect to the machine bed 400 or the feed device 410, the punching tool used and that of the screw edge 416 cooperating with the gear wheel rotatable about the axis of rotation 420 produced gear reduction.
  • a similar device is described in FR 2 435 540 A.
  • Type sawtooth wires for machining Textile fibers are used especially at high processing speeds increased staple fiber damage and accumulations of disorderly Fibers, especially short fibers (pilling effect) observed.
  • From GB 2 258 471 A are for the production of trimmings Saw tooth wires intended for the cover of a card, at which the distance between the tooth tips of two successive Teeth of the one between the tooth tips of others of successive teeth.
  • the invention has for its object a method specify for the production of such sawtooth wires, and a to provide operable device for performing this method. This object is achieved by what is stated in claim 1 Method and the device specified in claim 4 solved. Preferred embodiments of the invention are in the dependent Claims specified.
  • the desired one For example, this achieves the pitch of sawtooth wires between saw teeth of the same shape, e.g. in Pointed shape, curved tooth shape or flat pointed shape material-free spaces of different shapes.
  • this purpose for example thought of material-free spaces between two consecutive Teeth by a number of successively executed Machining operations with a machining tool, in particular Punching tool.
  • the sawtooth wire but also saw teeth of different shapes e.g. in Have Morel shape, thanks to material-free spaces of the same shape are separated from each other.
  • For the production of such sawtooth wires can create all material-free rooms through one machining process getting produced.
  • the feed distance of the profile wire is continuously recorded and the feed device and / or the processing device controlled depending on the detected feed distance becomes.
  • the feed device can be attached to the profile wire have applicable conveyor roller, the rotational position of which is continuous is detected with a second angle encoder.
  • the device shown in Fig. 1 comprises one a machine bed 100 mounted feed device 110 and a processing tool also mounted on the machine bed 100 130.
  • the feed device 110 consists essentially from a servo motor 112, a reduction gear 114 and a pair of feed rollers 116 between which a sawtooth wire 150 is jammed.
  • a feed roller of the feed roller pair 116 is mounted directly on the axis of the reduction gear 114, so that the profile wire 150 by rotating this feed roller lengthways in the direction indicated by arrow 152 a predetermined funding path 154 is promoted.
  • the processing tool 130 consists essentially of a servo motor 132 and one mounted in a headstock 134 Spindle 136, which with the servo motor 132 in the by Direction arrow 137 is driven.
  • the spindle 136 has a punch tool holder 131 mounted in a rotationally fixed manner.
  • a punch tool 140 is fastened to the punch tool holder 138, interacting with a punch die 142 for Production of saw teeth material-free spaces from the profile wire 150 can be punched out.
  • the servo motor 132, the Headstock 134 and thus also the spindle 136 and the punch die 140 are mounted on a base plate 144, which with respect the machine bed 100 and thus also with respect to the feed device 110 is pivotable in steps of 5 °, such as indicated by the degree scale labeled 146.
  • the servo motor 132 of the machining tool 130 is from a controller 160 according to a predetermined program a control line 166 is driven.
  • the rotary position the spindle 136 is detected by an angle encoder 162 and passed on to the controller 160 via a line 164.
  • the spindle 136 becomes the servo motor 112 of the feed device 110 from controller 160 via a control line 172 driven.
  • the by the operation of the servo motor 112 of the feed device 110 produced feed section of the sawtooth wire 150 along the predetermined conveyor line 154 detected with an angle encoder 168.
  • a the detected feed distance representing signal is from the angle encoder 168 via a Line 170 applied to controller 160.
  • the known mechanical coupling between the spindle of the machining tool and the feed device through an electronic coupling replaced.
  • This electronic coupling is done with the help of Controller 160 and the predetermined program causes, which Parallel operation of both servomotors 132 and 112, especially in the Start and stop phase is of the utmost importance.
  • FIGS. 2a) to 2c) With the device shown in Fig. 1 are sawtooth wires with variable division of those in FIGS. 2a) to 2c) shown type producible.
  • These sawtooth wires 10 each have a foot region 12 with a plurality of one behind the other in the longitudinal direction of the wire arranged, starting from the foot area 12 and each a tooth tip 16 having teeth 14.
  • Sawtooth wires shown increases the distance between the Tooth tips of successive teeth, i.e. the tooth pitch, initially along a first wire section of predetermined length continuously to then over a second wire section the specified length continuously decrease.
  • sawtooth wires with saw teeth in pointed form, curved tooth form or flat pointed form the shape of the material-free spaces 18 between the individual Teeth changed.
  • the device can be used Fig. 1 for the manufacture of the individual material-free spaces 18 each a corresponding number of punching operations become.
  • Fig. 3 can be produced with the device of FIG. 1 Graduation curves of sawtooth wires are shown.
  • 3a) it is possible, for example, according to a predetermined one Program to generate a division course in which the distance between the tips of successive teeth along one Wire section of predetermined length ⁇ 1 starting from a first predetermined distance up to a second predetermined Distance increases continuously and then from the second predetermined distance to the first predetermined distance decreases continuously, the amount of the difference between successive distances between the tooth tips consecutive Teeth is about constant.
  • the division course can also be wavy or can be designed variably.
  • the invention is not based on the drawing illustrated embodiments limited. For example it is also possible to use sawtooth wires with different tooth shapes manufacture. As an alternative to that shown in FIG. 1 Operation is also contemplated to the servo motor 112 Feed device 110 to use as a master and the servo motor 132 of the processing tool 130 to be used as a slave.

Claims (8)

  1. Procédé de fabrication d'un fil en dents de scie, où un fil profilé pour la fabrication de dents de scie disposées les unes derrière les autres dans la direction longitudinale du fil est usiné, et par l'usinage, des dente de scie successives avec des écarts de pointe différents les uns des autres sont produits, caractérisé en ce qu'il est produit au moyen d'une installation de poussée un mouvement relatif entre le fil profilé et une installation d'usinage, et le fil profilé, au cours du déplacement relatif, est usiné par des étapes de traitement successives pour la fabrication des dents de scie, où les soi-disant étapes de traitement comprennent au moins des opérations de découpage, et où l'installation de poussée est commandée selon un programme prédéterminé pour produire des trajets de déplacement différents entre les opérations de traitement effectuées successivement, ou en outre, l'installation d'usinage présente une broche tournante avec un outil de découpage fixé à celle-ci qui détecte la position de rotation de la broche, et l'installation de poussée est commandée en fonction de la position de rotation détectée.
  2. Procédé selon la revendication 1, caractérisé en ce que le fil profilé est convoyé avec l'installation de poussée le long d'un chemin de convoyage prédéfini et en ce que les différentes étapes de traitement par l'installation d'usinage ont lieu à un emplacement prédéfini le long du chemin de convoyage.
  3. Procédé selon l'une des revendications 1 ou 2, caractérisé en ce que le trajet de poussée du fil profilé est détecté et que l'installation de poussée et/ou l'installation d'usinage est commandée en fonction du trajet de poussée détecté.
  4. Procédé selon la revendication 3, caractérisé en ce que l'installation de poussée présente un rouleau de convoyage applicable au fil profilé, dont la position de rotation est détectée, et la commande de l'installation de poussée a lieu en fonction de la position de rotation ainsi détectée du rouleau de convoyage.
  5. Procédé de fabrication d'un fil en dents de scie avec un outil d'usinage (130) actionnable pour la réalisation de dents de scie successives (14) avec des écarts de pointe (t) se différenciant les uns des autres, caractérisé par une installation de poussée (110) pouvant être amenée à fonctionner pour produire un déplacement relatif entre le fil profilé (150) et l'outil d'usinage (130) et une installation de commande (160) au moyen de laquelle l'installation de poussée (110) peut être commandée selon un programme prédéfini pour produire des trajets de déplacement différents entre des étapes d'usinage successives par l'outil d'usinage (130), où l'outil d'usinage (130) présente une broche tournante (136) avec un outil de découpage fixé à celle-ci et un codeur d'angle (162) détectant la position de rotation de la broche (136), et en ce que l'installation de poussée (110) est réglable en fonction de la position de rotation détectée avec le codeur d'angle (162).
  6. Dispositif selon la revendication 5, caractérisé en ce que le fil profilé (150) peut être convoyé avec l'installation de poussée (110) le long d'un chemin de convoyage prédéfini (154), et en ce que les différentes étapes de traitement peuvent être exécutées à un emplacement prédéterminé le long du chemin de convoyage (154).
  7. Dispositif selon la revendication 6, caractérisé en ce qu'il est associé à l'installation de poussée (110) une installation de détection (168) détectant le trajet de poussée du fil profilé (150) et en ce que l'installation de poussée (110) et/ou l'installation d'usinage (130) peuvent être commandées en fonction du trajet de poussée.
  8. Dispositif selon la revendication 7, caractérisé en ce que l'installation de poussée présente un rouleau de convoyage (116) applicable au fil profilé, et en ce que l'installation de détection comprend un deuxième codeur d'angle (168) détectant la position de rotation du rouleau de convoyage (116).
EP19970121612 1997-12-08 1997-12-08 Procédé et appareil de fabrication d'un fil en dents de scie Expired - Lifetime EP0922796B1 (fr)

Priority Applications (12)

Application Number Priority Date Filing Date Title
AT97121612T ATE220431T1 (de) 1997-12-08 1997-12-08 Verfahren und vorrichtung zum herstellen eines sägezahndrahtes
ES97121612T ES2134748T3 (es) 1997-12-08 1997-12-08 Procedimiento y dispositivo para la fabricacion de alambres con dentado desierra.
DK97121612T DK0922796T3 (da) 1997-12-08 1997-12-08 Fremgangsmåde og anordning til fremstilling af en savtandtråd
PT97121612T PT922796E (pt) 1997-12-08 1997-12-08 Processo e dispositivo para o fabrico de um arame provido de dentes de serra
DE59707690T DE59707690D1 (de) 1997-12-08 1997-12-08 Verfahren und Vorrichtung zum Herstellen eines Sägezahndrahtes
EP19970121612 EP0922796B1 (fr) 1997-12-08 1997-12-08 Procédé et appareil de fabrication d'un fil en dents de scie
DE29723685U DE29723685U1 (de) 1997-12-08 1997-12-08 Vorrichtung zum Herstellen eines Sägezahndrahtes sowie damit hergestellter Sägezahndraht
TW87119170A TW429187B (en) 1997-12-08 1998-11-19 Process and apparatus for manufacturing a saw-toothed wire as well as the saw-toothed wire made by using the process and apparatus
ARP980106087 AR009925A1 (es) 1997-12-08 1998-12-01 Procedimiento para producir un alambre de dientes de sierra y dispositivo para llevarlo a cabo.
US09/205,471 US6195843B1 (en) 1997-12-08 1998-12-04 Process and apparatus for manufacturing a saw-toothed wire
BR9805244A BR9805244A (pt) 1997-12-08 1998-12-08 Processo e dispositivo para a fabricação de um arame de dente de serra, bem como arame de dente de serra assim produzido.
JP34806398A JP4237854B2 (ja) 1997-12-08 1998-12-08 鋸歯状ワイヤー、鋸歯状ワイヤーの製造方法及びその装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19970121612 EP0922796B1 (fr) 1997-12-08 1997-12-08 Procédé et appareil de fabrication d'un fil en dents de scie

Publications (2)

Publication Number Publication Date
EP0922796A1 EP0922796A1 (fr) 1999-06-16
EP0922796B1 true EP0922796B1 (fr) 2002-07-10

Family

ID=8227769

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19970121612 Expired - Lifetime EP0922796B1 (fr) 1997-12-08 1997-12-08 Procédé et appareil de fabrication d'un fil en dents de scie

Country Status (11)

Country Link
US (1) US6195843B1 (fr)
EP (1) EP0922796B1 (fr)
JP (1) JP4237854B2 (fr)
AR (1) AR009925A1 (fr)
AT (1) ATE220431T1 (fr)
BR (1) BR9805244A (fr)
DE (2) DE59707690D1 (fr)
DK (1) DK0922796T3 (fr)
ES (1) ES2134748T3 (fr)
PT (1) PT922796E (fr)
TW (1) TW429187B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19936049A1 (de) * 1999-07-30 2001-02-01 Graf & Co Ag Rundkamm-Garnitur
GB2382355B (en) * 2001-11-21 2006-06-21 Indian Card Clothing Company L Varying geometry metallic card clothing wire
ATE425878T1 (de) * 2005-10-27 2009-04-15 Oce Tech Bv Drucker mit schneckengetriebener zufuhrwalze
US8745826B2 (en) 2010-05-04 2014-06-10 Nv Bekaert Sa Wire profile for card clothing
CN103930604B (zh) * 2011-11-15 2017-03-15 格罗茨-贝克特两合公司 金属针布
CN108486701B (zh) * 2018-05-22 2023-08-15 海盐兴达纺针科技有限公司 一种多功能针板
CN113070935B (zh) * 2021-03-31 2023-03-28 浙江中盛新材料股份有限公司 一种聚酯薄膜自动化加工系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US85417A (en) * 1868-12-29 Improvement in saws
US29688A (en) * 1860-08-21 Reciprocating saw
US2141504A (en) * 1936-10-20 1938-12-27 Balfour Robert Arthur Saw teeth
US2534424A (en) * 1944-11-17 1950-12-19 Dryden Ernest Hacksaw blade
US3005478A (en) * 1958-10-09 1961-10-24 Laviano Don Cutting implement
US4233711A (en) * 1978-09-06 1980-11-18 Hollingsworth John D Metallic card clothing
US4537096A (en) * 1978-09-06 1985-08-27 Hollingsworth John D Metallic card clothing and method and apparatus for making same
US4453431A (en) * 1978-09-06 1984-06-12 Hollingsworth John D Metallic card clothing and method and apparatus for making same
JPS60181326A (ja) * 1984-02-29 1985-09-17 Iwao Wada 金属針布
US4964195A (en) * 1988-11-18 1990-10-23 Hollingsworth John D Metallic card clothing
SE462523B (sv) * 1988-11-30 1990-07-09 Sandvik Ab Saett och anordning foer slipning av saagar
DE3904178A1 (de) * 1989-02-11 1990-08-16 Staedtler & Uhl Garnitur fuer kaemmwalzen, insbesondere fuer woll- und baumwollkaemm-maschinen
DE4125035A1 (de) * 1991-07-29 1993-02-04 Truetzschler & Co Vorrichtung an einer karde fuer textilfasern, z. b. baumwolle, chemiefasern u. dgl.
DE4323364A1 (de) * 1993-07-13 1995-01-19 Schlafhorst & Co W Auflösewalze für eine OE-Spinnvorrichtung

Also Published As

Publication number Publication date
BR9805244A (pt) 1999-11-16
ES2134748T1 (es) 1999-10-16
AR009925A1 (es) 2000-05-03
ATE220431T1 (de) 2002-07-15
DK0922796T3 (da) 2002-11-04
DE59707690D1 (de) 2002-08-14
EP0922796A1 (fr) 1999-06-16
DE29723685U1 (de) 1999-01-28
JP4237854B2 (ja) 2009-03-11
TW429187B (en) 2001-04-11
ES2134748T3 (es) 2002-12-01
PT922796E (pt) 2002-11-29
US6195843B1 (en) 2001-03-06
JPH11241232A (ja) 1999-09-07

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