EP2042461B1 - Support de noyau autobloquant - Google Patents

Support de noyau autobloquant Download PDF

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Publication number
EP2042461B1
EP2042461B1 EP08163407.3A EP08163407A EP2042461B1 EP 2042461 B1 EP2042461 B1 EP 2042461B1 EP 08163407 A EP08163407 A EP 08163407A EP 2042461 B1 EP2042461 B1 EP 2042461B1
Authority
EP
European Patent Office
Prior art keywords
core carrier
core
tension ring
ring
winding shaft
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.)
Active
Application number
EP08163407.3A
Other languages
German (de)
English (en)
Other versions
EP2042461A3 (fr
EP2042461A2 (fr
Inventor
Gerd Hebbel
Reiner Schulze
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.)
Tesa SE
Original Assignee
Tesa SE
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 Tesa SE filed Critical Tesa SE
Priority claimed from DE102008045109A external-priority patent/DE102008045109A1/de
Publication of EP2042461A2 publication Critical patent/EP2042461A2/fr
Publication of EP2042461A3 publication Critical patent/EP2042461A3/fr
Application granted granted Critical
Publication of EP2042461B1 publication Critical patent/EP2042461B1/fr
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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
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/24—Constructional details adjustable in configuration, e.g. expansible
    • B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
    • B65H75/245—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages by deformation of an elastic or flexible material
    • B65H75/2455—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages by deformation of an elastic or flexible material deformation resulting from axial compression of elastic or flexible material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H49/00—Unwinding or paying-out filamentary material; Supporting, storing or transporting packages from which filamentary material is to be withdrawn or paid-out
    • B65H49/36—Securing packages to supporting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/40—Arrangements for rotating packages
    • B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
    • B65H54/543—Securing cores or holders to supporting or driving members, e.g. collapsible mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/24—Constructional details adjustable in configuration, e.g. expansible
    • B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
    • B65H75/243—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
    • B65H75/2437—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid comprising a fluid-pressure-actuated elastic member, e.g. a diaphragm or a pneumatic tube

Definitions

  • the invention relates to a core carrier for clamping cores, wound on the winding material, in particular sheet-like materials such as self-adhesive tapes or from which winding material is unwound.
  • the individual core carriers on the winding shaft before starting the winding shaft with empty cores which may for example be in the case of winding a tape made of cardboard, be equipped.
  • the intended number of core carriers is first pushed onto the winding shaft.
  • the core beams are firmly clamped together axially.
  • the core carrier are equipped with a corresponding number of cores, in particular, the cores must be performed in the middle of the winding shaft over a larger number of core carriers.
  • winding material When unwinding on cores winding material shows in principle the same picture.
  • a roll with the winding material which is located for example on a core of cardboard, is pushed onto the core carrier and must be fixed on this in such a way that slipping is excluded. Only in this way can a predetermined value of the web tension be ensured within the material to be unwound.
  • Comparable requirements are made of the core carrier, if this is a core with winding material to be unwound. This can be the case, for example, when the good is donated to a production process.
  • the DE 43 09 062 A1 discloses a single driven core carrier for winding shafts.
  • the essential components of the core carrier form a bushing, a base body, a pressure piece and a slotted clamping ring, wherein both the base body and the clamping ring have circumferential grooves for receiving two elastic rings.
  • the transmission of the rotational movement of the winding shaft on the core located on the clamping ring takes place by the pressure element connected to the main body presses against the tightly clamped on the winding shaft sleeve.
  • the resulting frictional force during the rotation of the winding shaft generates a torque which is transmitted to the base body and passed by means of the elastic rings on the clamping ring.
  • From the DE 12 52 032 A1 is a storage for a coil for unwinding and wrinkle-free winding of band-shaped material on a very small winding mandrel known, wherein the coil is mounted on one side and tiltable on all sides about the center of the axis.
  • the bearing consists of a sleeve, in which circumferential grooves are provided, and an elastic element which serves at the same time for transmitting the torque of the shaft and for tensioning the coil.
  • the DE 21 42 286 A1 describes a core sleeve tensioning device having a hub for insertion into the end of a core sleeve.
  • the core sleeve tensioning device is formed by a hub on which an O-ring is mounted.
  • a recess in the hub it is possible to fix the core sleeve by the O-ring when pushing a core sleeve in the axial direction of the core sleeve tensioning device.
  • a core carrier for winding shafts which consists of a bushing, a friction body, a transmission element, two ball bearings and other components such as snap rings.
  • the friction body is not inseparably connected to the liner.
  • This core carrier is mounted on a winding shaft in which a pressure hose is inserted. If air is applied to the pressure hose, a friction body in the core carrier is pressed by the pressure hose against a transmission element, which in turn carries a core. This creates between the friction body and transmission element, a torque which serves to drive the transmission element.
  • the core carrier due to the complicated structure on a large height, so that the applications are limited for cores with small inner diameters.
  • the JP 02 132043 A1 discloses a core carrier which is comparable to the core carrier of FIG JP 62 041144 A1 shows a very complicated structure.
  • the core carrier essentially consists of a bushing, in which on the side facing the core wedge-shaped grooves are inserted, which serve to receive balls.
  • a pressure hose is inserted, which presses with appropriate action of the friction body against the underside of the liner, whereby the liner is driven.
  • the US 3,817,468 A1 describes a core carrier / winding shaft combination, which consists of a variety of individual components.
  • At least one pressure hose is inserted, which presses a friction body against a bushing with appropriate filling.
  • Grooves are present in the other raceway of the liner in which balls transmit torque from the liner to the core.
  • Each core carrier consists of an inner ring, an outer ring and guided in openings of the outer ring, slidably mounted clamping pieces.
  • the US 4,220,291 A1 describes a winding shaft on which several cores can be wound simultaneously.
  • the friction is generated by means of balls, which act by means of a pressure hose directly on the cores.
  • a winding shaft is set out in which many individual, loose friction body are pressed by means of a pressure hose against shoulder rings, which in turn carry the equipped with the cores tensioners.
  • a core carrier for clamping cores known to wind winding material, in particular self-adhesive tapes wherein the Core carrier has a base body which serves to receive the core and to transmit the torque of the winding shaft to the core.
  • the main body has a flexible outer ring, which is designed as a unilaterally slotted ring, and a support ring, wherein in the outer ring and / or the support ring, a plurality of recesses are provided, in which an evasion of at least one elastic clamping ring of the body, the Ensuring the frictional connection between the support ring and the outer ring, takes place when a radially acting pressure is exerted on the outer ring from the outside, as occurs in particular when mounting cores on the core carrier.
  • a winding shaft for clamping one or more cores on one or more, in the axial direction side by side on the winding shaft arranged core carriers and for generating a torque in the core carriers for winding winding material, in particular of self-adhesive tapes, disclosed, wherein in the winding shaft, a device for the targeted delivery of a radially outwardly acting, freely selectable within a wide range force, in particular a pressure medium hose.
  • one or more friction tongues in each core carrier which are each arranged in at least one recess in the running surface of the bushing of the respective core carrier, can be pressed radially against the transmission element of the respective core carrier, thus being deflected by the friction between the friction tongue and Transmission element to generate a torque which serves to drive the transmission element.
  • the DE 101 15 297 A1 shows a core carrier for clamping cores to winding, in particular self-adhesive tapes, up and / or unwind, wherein the core carrier has a base body which serves to receive the core and for transmitting a torque to the core.
  • the outer running surface of the base body is substantially cylindrically shaped, and at least one recess extending into the running surface is present in the base body.
  • the body further at least one pin is rotatably mounted, wherein the pin has an eccentric portion which turns upon rotation of the pin From the recess of the body rises, so that this section is partially outside the contour of the body.
  • the eccentric portion of the same is also set in rotation. Since the central axis of the pin is not identical to that of the eccentric portion, this rises with a corresponding arrangement of the tread of the body and is pressed against the core of the winding material. The further the pin is rotated, the more the eccentric portion of the pin is guided against the core, so that at some point the core press sits on the section.
  • the core then no longer slips through, even if good is unrolled from it.
  • the invention is based on the object to provide a core carrier, which does not have the disadvantages of the prior art, or at least not to the extent and at the same time meets the requirements, ie when pushing a core of cardboard, for example, over the core carrier no damage of the core, which safely fixes the core, which has a low weight, as versatile as possible and which is characterized by a long service life combined with excellent ease of maintenance.
  • the invention relates to a core carrier for clamping cores to winding and, in particular web-like materials such as adhesive tapes, up and / or unwind
  • the core carrier comprises a clamping ring which is for receiving a core and on a winding shaft located to transmit a torque serves on the core and whose outer running surface has substantially the shape of a straight circular cylinder.
  • the clamping ring is designed so flexible that the outer diameter of the clamping ring can be varied, and is designed as a self-contained ring and has at least one recess which extends into the inner and / or outer tread.
  • the core carrier may consist solely of the clamping ring and thus comprise only a single component. In principle, however, it is also possible that the core carrier comprises additional components in addition to the clamping ring.
  • the clamping ring in the form of a thick-walled hollow cylinder.
  • the hollow cylinder is designed as a straight circular cylinder.
  • the edges of the clamping ring are advantageously slightly bevelled. At the same time, this reduces the risk of damaging the cores during the mounting process.
  • the bushing can be positively or non-positively connected by clamping (for example via grub screws) or by drivers with the winding shaft, so that the bushing rotates at the same speed as the winding shaft, so no slip is observed.
  • the bushing is shaped so that it serves as a spacer between the individual core carriers on the winding shaft.
  • it has on one side a disc-shaped collar on the edge, whose diameter is preferably approximately equal to the outer diameter of the clamping ring.
  • the clamping ring in a further advantageous embodiment of the invention, at least one, preferably a plurality of recesses are present, which extend into the inner and / or outer running surface and which ensure the flexibility of the clamping ring. These recesses do not go through the entire body shaped as a hollow cylinder of the clamping ring. Because the clamping ring in this way, although flexible, but still closed, no dust or dirt can penetrate through the clamping ring on the inner tread, so that the life of the winding shaft and other components on the winding shaft due to non-occurring friction losses can be significantly extended.
  • the core carrier advantageously consists only of the clamping ring, so that a simple structure and a cost-effective production can be ensured.
  • the recesses are in the form of blind holes extending from the inner and / or outer tread into the clamping ring.
  • the recesses in the form of axially arranged slots extending from the inner and / or outer tread into the clamping ring.
  • Each slot may be present across the entire width of the tread so that it forms a narrow gap in the tread.
  • the depth of the recesses in the clamping ring is chosen so that on one side of the clamping ring is movable by the material thinning at this point. On the other hand, however, so much residual material should remain between the running surface and the end of the recess, that the strength of the clamping ring is also under load such that a mechanical failure is excluded.
  • the depth is preferably based on the thickness of the cylindrical clamping ring 50 to 80%.
  • the depth is between 5 and 8 mm.
  • a plurality of recesses are arranged in the immediate vicinity of one another, for example three, which form a group.
  • Particularly advantageous three slots form a group. Of the three, two slots aligned in parallel extend from the outer raceway of the tensioning ring into the interior, while the third extends from the inner raceway into the tensioning ring centered between the other two.
  • the clamping ring has at least one interruption.
  • the clamping ring is not designed as a self-contained ring, but has at least one point on an interruption.
  • the interruption may be formed, for example, as a continuous, radial cut through the ring at the point of interruption.
  • the clamping ring in this embodiment consists of two, preferably the same size, ring sections.
  • the clamping ring in this embodiment two interruptions, which are arranged substantially opposite one another.
  • the clamping ring can therefore be composed of two ring halves. In this way, a clamping ring can be created in a particularly simple manner, the outer diameter can be varied.
  • the clamping ring provided with at least one interruption can form the sole component of the core carrier.
  • the core carrier additionally comprises a spring element for applying a bias voltage to the clamping ring. Due to the inherent prestressing of the core carrier, the latter alone can exert a frictional force on a core seated on the core carrier without the need for additional devices for applying radially outwardly acting clamping forces. The size of the applied friction force is dependent on the size of the biasing force.
  • the spring element radially expands the clamping ring, so that the outer diameter of the clamping ring is variable.
  • any suitable spring-acting component can be used here as a spring element.
  • the spring element is designed as a snap ring, which is advantageously used in an inside groove of the clamping ring.
  • a snap ring usually made of spring steel or a similar material having spring properties is a commercially available component which has a simple structure and can therefore be used cost-effectively. At the same time an efficient and substantially uniform application of the biasing force is achieved on the clamping ring in a simple manner. Through the provision of the groove of the snap ring is fixed in position and thus ensures a safe function of the core carrier.
  • a snap ring usually consists of a ring bent strand of spring steel or similar material, the two strand ends are spaced from each other, so that there is a ring that is not self-contained.
  • the device is formed from one or more pressure fluid hoses, which are arranged in the axial direction in the winding shaft and thereby distributed as evenly as possible over the circumference of the winding shaft.
  • these have a distance of 120 °.
  • the pressure hoses are in particular in grooves that are present in the winding shaft, so that when empty pressure hoses these are completely in the grooves.
  • the power transmission from the device into the clamping ring is preferably effected via friction elements. If liners are present, they must have recesses in which the friction elements can run.
  • the torque of the winding shaft is transmitted to the inner raceway of the clamping ring under slip.
  • the core carrier according to the invention allows that during the winding or unwinding even a slight slip between friction and core carrier occurs.
  • the diameter of the clamping ring is increased such that the core located on the outer surface press sits. The core then does not slip through, even if good is rolled on this.
  • the cores can be easily preloaded by the flexibility of the clamping ring during insertion and removal of the core carrier.
  • the outer diameter of the core carrier is slightly higher to choose than the inner diameter of the cores.
  • the clamping ring is made of plastic.
  • the core carrier according to the invention has a further set of advantages.
  • the core carrier made of plastic for example from Novatron HPV ® PolyPenco (a plastic based on polyethylene terephthalate)
  • a low weight of the core carrier is still achieved.
  • the core carrier from the mentioned material are characterized by a high stability.
  • the core carrier according to the invention has, in particular in combination with others on a winding shaft, a number of advantages.
  • the winding torque is reproducible and controllable for each individual core carrier, because a mutual influence of the individual frictions transmitting core carrier, when they are arranged on a winding shaft, is excluded.
  • a desired winding characteristic is adjustable, that is, relevant for the quality of the subsequent winding and technically important data can be specified from the outside.
  • the clever regulation of the friction prevents the formation of voids in the winding as well as the telescoping of the finished roll.
  • a core offset is excluded because the core carrier can not move on the winding shaft because of the federal government at the edge of the bush when sliding the cores.
  • This collar also ensures that the individual core carrier on the winding shaft at a defined point can be tensioned.
  • inventive core carrier will be illustrated below by six figures, without wishing to be unnecessarily limited by the choice of the figures shown.
  • FIG. 1 is a particularly advantageous executed core carrier 1 shown in the side view.
  • the core carrier 1 consists of a clamping ring 11, which is on its outer side for receiving a core 6 and on a winding shaft 3 is located to transmit a torque to the core 6.
  • the outer tread has the shape of a straight circular cylinder, the clamping ring 11 itself in the form of a thick-walled hollow cylinder.
  • a plurality of recesses 21, 22, 23 are present, which extend into the inner and outer tread and provide the flexibility of the clamping ring 11.
  • the recesses 21, 22, 23 are slot-shaped and extend in the axial direction.
  • Each slot 21, 22, 23 is present over the entire width of the tread so that it forms a narrow gap in the tread.
  • Each slot 21, 22, 23 has a width of one millimeter and a depth of five millimeters. At the end, the slots 21, 22, 23 expand cylindrically.
  • Three recesses 21, 22, 23 are arranged in the immediate vicinity of each other and form a group 2, wherein two slots 21, 22 extend from the outer running surface of the clamping ring 11 into the interior, while the third 23 of the inner raceway in the clamping ring eleventh goes and thereby centrally between the other two 21, 22 is arranged. All three 21, 22, 23 extend in the axial direction parallel to each other.
  • the clamping ring 11 eight groups 2 are present, which are arranged at a regular distance over the circumference of the clamping ring. By these eight groups 2, the clamping ring is weakened in its strength, so that the core carrier 1 is able to increase its outer diameter when pressure from inside.
  • FIG. 2 represents in the side view of the particularly advantageous running core carrier 1 with a deferred core 6 for an adhesive tape, wherein the core carrier 1 is seated on a winding shaft 3.
  • a liner 5 made of metal.
  • the bushing 5 is positively connected by (not shown) driver with the winding shaft 3, so that the bushing 5 rotates at the same speed as the winding shaft 3, so no slip is observed.
  • three pressure hoses 31, which allow the targeted delivery of a radially outwardly acting, within a wide range freely selectable force.
  • the pressure fluid hoses 31 are arranged in the axial direction in the winding shaft 3 and distributed uniformly over the circumference of the winding shaft 3.
  • the pressure hoses 31 are in the winding shaft 3 milled grooves, so that when emptied pressure hoses 31, these are completely in the grooves.
  • the torque of the winding shaft 3 is transmitted to the inner raceway of the clamping ring 11 under slip.
  • FIG. 3 shows the core carrier 1 along with the winding shaft 3 after FIG. 2 in the lateral section along the line AA.
  • the edges of the clamping ring 11 are slightly bevelled.
  • the bushing 5 is shaped so that it serves as a spacer between the individual core carriers 1 on the winding shaft 3.
  • it has on one side a disc-shaped collar 51 on the edge, whose diameter is equal to the outer diameter of the clamping ring 11.
  • FIG. 4 shows a further embodiment, which is not covered by the invention, a core carrier 1 in an exploded view.
  • the core carrier 1 comprises a clamping ring 11, which is composed of two approximately equal halves or ring portions 11 a, 11 b. In combination, both ring sections 11a, 11b provide a complete self-contained ring.
  • the core carrier 1 comprises a snap ring 12 Spring steel.
  • the snap ring 12 is in an inside groove 14 (see FIG. 5 ) of the clamping ring 11 and the ring sections 11 a, 11 b used.
  • the snap ring 12 consists of a ring-shaped bent strand whose ends are arranged opposite and spaced from each other.
  • the assembled, unloaded state of the present core carrier is dimensioned such that between the two ring sections 11 a, 11 b at a point of interruption 13 a gap exists, which is about the same size as the distance between the two ring ends of the snap ring 12. For example, this can Distance at a clamping ring diameter of 7.6 cm 4 mm.
  • the ring sections 11a, 11b have on both sides outer recesses 15, which are formed as continuous grooves.
  • FIG. 5 shows a detailed perspective view of one of the ring portions 11 a, 11 b, which are identical.
  • the snap ring 12 see FIG. 4 .
  • FIG. 6 The view of FIG. 6 is essentially the same as FIG. 2 , wherein in the embodiment according to FIG. 6 which is not covered by the invention, the core carrier 1 according to FIG. 4 has been used.
  • the clamping ring 11 from the FIG. 6 two interruption points 13a, 13b.
  • both ring portions 11a, 11b abut against each other, whereas at the point of interruption 13a there is a gap between the two ring portions 11a, 11b.
  • the size of the distance depends on the inner diameter of the core 6 or on the applied by the friction elements 4 radial forces.
  • the remaining elements of the representation from the FIG. 6 correspond to those from the FIG. 2 ,

Landscapes

  • Winding Of Webs (AREA)
  • Storage Of Web-Like Or Filamentary Materials (AREA)

Claims (12)

  1. Support de noyau (1) pour serrer des noyaux (6), afin d'enrouler et/ou de dérouler des produits enroulés, en particulier des matériaux en bande tels que des bandes adhésives, le support de noyau (1) se composant d'une bague de serrage (11) qui sert à recevoir un noyau (6) et, se trouvant sur un arbre d'enroulement (3), sert à transmettre un couple au noyau (6), et dont la surface de roulement extérieure présente essentiellement la forme d'un cylindre circulaire droit, la bague de serrage (11) étant configurée de manière flexible de telle sorte que le diamètre extérieur de la bague de serrage (11) puisse être varié, caractérisé en ce que
    la bague de serrage (11) est réalisée sous forme de bague fermée et présente au moins un évidement (21) qui s'étend dans la surface de roulement intérieure et/ou extérieure.
  2. Support de noyau (1) selon la revendication 1, caractérisé en ce que la bague de serrage (11) est réalisée sous forme de cylindre circulaire droit.
  3. Support de noyau (1) selon la revendication 1 ou 2, caractérisé en ce que la bague de serrage (11) est légèrement biseautée au niveau de ses arêtes extérieures.
  4. Support de noyau (1) selon au moins l'une quelconque des revendications 1 à 3, caractérisé en ce qu'entre l'arbre d'enroulement (3) et la bague de serrage (11) se trouve une douille de glissement (5) qui est connectée à l'arbre d'enroulement (3), la douille de glissement (5) présentant de préférence d'un côté au niveau du bord un épaulement en forme de disque (51).
  5. Support de noyau (1) selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que dans la bague de serrage (11) sont prévus plusieurs évidements (21, 22, 23), qui s'étendent dans la surface de roulement intérieure et/ou extérieure et qui assurent la flexibilité de la bague de serrage (11).
  6. Support de noyau (1) selon la revendication 5, caractérisé en ce que les évidements (21, 22, 23) présentent la forme de trous borgnes qui s'étendent depuis la surface de roulement intérieure et/ou extérieure dans la bague de serrage.
  7. Support de noyau (1) selon la revendication 5, caractérisé en ce que les évidements (21, 22, 23) présentent la forme de fentes disposées dans la direction axiale qui s'étendent depuis la surface de roulement intérieure et/ou extérieure dans la bague de serrage.
  8. Support de noyau (1) selon au moins l'une quelconque des revendications 5 à 7, caractérisé en ce qu'à chaque fois plusieurs évidements (21, 22, 23) sont disposés les uns à côté des autres à proximité immédiate, lesquels forment un groupe 2, plusieurs de ces groupes 2 étant de préférence prévus à intervalles réguliers dans la bague de serrage (11).
  9. Support de noyau (1) selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que la bague de serrage (11) est serrée par un dispositif (31) se trouvant dans l'arbre de d'enroulement (3), lequel permet de fournir de manière spécifique une force agissant radialement vers l'extérieur, librement sélectionnable à l'intérieur d'une large plage.
  10. Support de noyau (1) selon la revendication 9, caractérisé en ce que le dispositif (31) se compose d'un ou de plusieurs tuyaux souples pour fluide sous pression, qui sont disposés dans la direction axiale dans l'arbre d'enroulement (3).
  11. Support de noyau (1) selon au moins l'une quelconque des revendications 9 à 10, caractérisé en ce que le transfert de force du dispositif (31) à la bague de serrage (11) s'effectue par le biais d'éléments de friction (4).
  12. Support de noyau (1) selon au moins l'une quelconque des revendications précédentes, caractérisé en ce que la bague de serrage (11) est fabriquée en plastique.
EP08163407.3A 2007-09-25 2008-09-01 Support de noyau autobloquant Active EP2042461B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007045864 2007-09-25
DE102008045109A DE102008045109A1 (de) 2007-09-25 2008-09-01 Selbstspannender Kernträger

Publications (3)

Publication Number Publication Date
EP2042461A2 EP2042461A2 (fr) 2009-04-01
EP2042461A3 EP2042461A3 (fr) 2011-08-17
EP2042461B1 true EP2042461B1 (fr) 2016-12-07

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EP08163407.3A Active EP2042461B1 (fr) 2007-09-25 2008-09-01 Support de noyau autobloquant

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IT1402282B1 (it) * 2010-09-29 2013-08-28 Svecom P E S R L Albero espansibile perfezionato per l'avvolgimento di bobine multiple
CN106629164B (zh) * 2017-02-09 2019-03-08 苏州威仕薄膜科技有限公司 一种贴膜卷绕管芯的张紧机构
CN109727746B (zh) * 2019-01-07 2020-12-25 中国科学院合肥物质科学研究院 一种超导限流器中超导线圈张紧调节装置

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1252032B (fr) 1967-10-12
DE1143074B (de) 1958-11-13 1963-01-31 Kampf Maschf Erwin Wickelwelle
DE1237398B (de) 1959-05-12 1967-03-23 Kampf Maschf Erwin Aufwickelwelle
GB1365477A (en) 1970-08-28 1974-09-04 Drg Packaging Ltd Core chucks
GB1367081A (en) 1970-09-30 1974-09-18 Agfa Gevaert Winding shaft mechanism
US3937412A (en) * 1975-04-23 1976-02-10 Damour Lawrence R Expanding outer sleeve for a mandrel or chuck
US4220291A (en) 1979-08-27 1980-09-02 Papa Robert B Apparatus for winding tape on cores
JPS6241144A (ja) 1985-08-16 1987-02-23 Shinko Seisakusho:Kk テ−プ巻取装置
JP2678482B2 (ja) 1988-11-14 1997-11-17 株式会社片岡機械製作所 シート巻軸
DE4309062C2 (de) 1992-06-24 1995-11-23 Beiersdorf Ag Wickelwelle mit Kernträgern
DE19517225C2 (de) 1995-05-11 1998-03-12 Beiersdorf Ag Wickelwelle
DE19517226C2 (de) 1995-05-11 1998-03-12 Beiersdorf Ag Kernträger
DE10115297A1 (de) 2001-03-28 2002-10-02 Tesa Ag Schnell extremspannender Kernträger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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EP2042461A2 (fr) 2009-04-01

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