EP2739555B1 - Winding device - Google Patents

Winding device Download PDF

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Publication number
EP2739555B1
EP2739555B1 EP12745681.2A EP12745681A EP2739555B1 EP 2739555 B1 EP2739555 B1 EP 2739555B1 EP 12745681 A EP12745681 A EP 12745681A EP 2739555 B1 EP2739555 B1 EP 2739555B1
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EP
European Patent Office
Prior art keywords
winding
fiber strand
guide
take
winding device
Prior art date
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EP12745681.2A
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German (de)
French (fr)
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EP2739555A1 (en
Inventor
Jochen GRÖTZSCHEL
Peter Kroll
Peter Steinke
Jürgen Seifert
Andreas Rust
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Oerlikon Textile GmbH and Co KG
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Oerlikon Textile GmbH and Co KG
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H67/00Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
    • B65H67/04Arrangements for removing completed take-up packages and or replacing by cores, formers, or empty receptacles at winding or depositing stations; Transferring material between adjacent full and empty take-up elements
    • B65H67/044Continuous winding apparatus for winding on two or more winding heads in succession
    • B65H67/048Continuous winding apparatus for winding on two or more winding heads in succession having winding heads arranged on rotary capstan head
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00Winding, coiling, or depositing filamentary material
    • B65H54/70Other constructional features of yarn-winding machines
    • B65H54/71Arrangements for severing filamentary materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H65/00Securing material to cores or formers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/30Handled filamentary material
    • B65H2701/31Textiles threads or artificial strands of filaments

Definitions

  • the invention relates to a winding device for the continuous winding of a thread or fiber strand according to the preamble of claim 1.
  • a generic winding device is for example from the EP 0 450 085 A1 known.
  • winding devices are preferably used in order to be able to wind as many coils as possible without significant interruption successively.
  • Such automated winding devices have at least two winding spindles that wind the thread or fiber strand alternately to form a coil.
  • the winding spindles can be held on a movable spindle carrier or stationary on a stationary spindle carrier. In both variants of the spindle carrier, it is necessary that after completion of a coil on one of the winding spindles of the thread or fiber strand must be transferred to the adjacent winding spindle, so that a new coil can be formed.
  • the transfer of the thread or the fiber strand can be carried out in the variant with a movable spindle carrier in a simple manner such that the positions of the winding spindle are reversed by movement of the spindle carrier.
  • the variant of the winding device with two drivable winding spindles has prevailed on a movable spindle carrier in practice.
  • the spindle carrier is preferably designed as a winding turret, so that a yarn transfer after completion of a coil can be executed by simple rotational movement of the winding turret.
  • auxiliary devices are known in the art, which are guided via additional actuators for yarn guide and thread separation between the winding spindles. In that regard, complex controls are needed to coordinate the movement in the transfer of the thread or the fiber strand.
  • Such an auxiliary device is, for example, from the EP 0 436 395 A2 known.
  • a winding device of the generic type in which the auxiliary equipment required for yarn transfer are fixedly arranged on the winding turret and are automatically included by rotation of the winding turret to the transfer process of the thread or fiber strand.
  • the winding spindles are each assigned two separating devices and two catching devices. The necessary in the transfer of the thread or fiber strand positioning of the thread is done exclusively by a movable traversing yarn guide, which is positioned parallel to the winding spindle outside a traverse stroke.
  • the transfer of the thread or fiber strand from a winding spindle with a full roll to the other winding spindle can thus be carried out solely by rotational movement of the winding turret.
  • the separator is formed by a fixed cutting edge, which is held on the Spulrevolver.
  • such cutting edges require a certain delay of the thread or the fiber strand between the winding spindles to a defined and clean separation of the Make thread or fiber strand.
  • partial scabs can be carried out at insufficient yarn tension, which lead to defibration and Verfung the fiber ends.
  • Another object of the invention is to provide a generic winding device for the continuous winding of a fiber strand, in which the transfer of the fiber strand between the winding spindles after completion of a finished wound full bobbin essentially without external energy by additional actuators executable.
  • the invention is characterized in that during the transfer of the fiber strand between the winding spindles after completion of a full bobbin of the fiber strand is cut only after reaching a minimum yarn tension.
  • the winding spindle associated separating devices are each formed with a knife and a knife associated with the blocking means, wherein the fiber strand is passed through the barrier means before severing and wherein the fiber strand causes a release of the locking means upon reaching a minimum tensile force and the knife is fed.
  • the minimum tensile force The fiber strand is preferably chosen such that when the fiber strand meets with the knife an immediate separation of the fibers is effected. This can advantageously be avoided tangles and splices at the yarn ends.
  • the blocking means is preferably formed by mechanical means.
  • the knife is associated with a groove bottom of a guide groove and that the blocking means is formed by a rocker arm, which covers the groove bottom of a guide groove and which upon reaching the minimum tensile force of the fiber strand the groove bottom of the guide groove by folding away releases.
  • a force transmitter is preferably used, which cooperates with the rocker arm.
  • the rocker arm is formed by a holding arm and an arm arranged at an angle to the arm and that the rocker arm is mounted on a pivot axis, wherein on the support arm acts a force transmitter and wherein on the guide arm of the fiber strand feasible is.
  • leverage ratios can advantageously be used to allocate a relatively smaller or larger holding force to the rocker arm of the actuating force.
  • the actuating force of the rocker arm is determined by the yarn tension of the fiber strand, which acts on the guide arm.
  • a holding force can be generated via the force transmitter on the holding arm.
  • the use of a permanent magnet has proven particularly useful, which fixes the metallic support arm with a magnetic holding force. Once the through the thread tension of the fiber strand generated actuating force on the guide arm, taking into account the lever geometry overcomes the magnetic holding force, the rocker arm with its arm automatically releases from the permanent magnets and the folding away of the rocker arm to release the guide groove sets.
  • the winding turret two staggered by 180 mutually arranged support rods and two staggered by 180 guide rods carries, wherein during the transfer of the fiber strand one of the support rods and one of the guide rods lead the fiber strand between the two winding spindles.
  • the support rods each have a free end extending parallel to the winding spindles over a coil center and each have a thread holder, which has a Positioning of the fiber strand causes on a support rod.
  • the arrangement and design of the support rods and guide rods are independent of the design of the respective catcher, so that the fiber strand could be trapped for example by a clamping slot on the circumference of the winding tube.
  • the catching device is preferably formed by a plurality of fishing hooks, which are held distributed immediately adjacent to the winding tube on the circumference of the respective winding spindle.
  • the traversing yarn guide is formed by at least two pairs of rollers which are aligned orthogonal to each other.
  • the fiber strands can be fed as a flat band of the winding device.
  • the traversing yarn guide roller pairs are preferably attached to a holder which is positionable via a drivable threaded shaft. This can be controlled by driving the threaded shaft both a traversing movement of the roller pairs and a positioning for the transfer of the fiber strand.
  • a pressure roller is assigned, which is held by a movable rocker on the circumference of the coil to be wound.
  • the mobility of the pressure roller can be used to advantage to perform an evasive movement of the winding spindle by a rotational movement of the winding turret with increasing coil.
  • a sensor for monitoring the position of the pressure roller is provided, which is coupled via a control device with a turret drive of the winding turret.
  • FIG. 1 represents the embodiment in a front view
  • Fig. 2 As far as no explicit reference is made to one of the figures, the following description applies to both figures.
  • the embodiment of the winding device has a winding turret 2, which is rotatably mounted in a frame wall 1 and is rotatable counterclockwise via a turret drive.
  • the winding turret 2 carries two rotatably mounted winding spindles 3.1 and 3.2, which are held projecting, each with a free end.
  • the winding spindles 3.1 and 3.2 are held on the Spulrevolver 2 offset by 180 to each other.
  • Each of the winding spindles 3.1 and 3.2 is coupled in a drive, which, as in Fig. 2 is shown, for example, could be formed by a respective spindle drive 19.1 and 19.2.
  • the winding spindles 3.1 and 3.2 each carry a winding sleeve 5.1 and 5.2, on the circumference of a coil can be wound.
  • Each of the winding spindles 3.1 and 3.2 has a catching device 4.1 and 4.2, which are arranged laterally next to the winding tube 5.1 and 5.2 on the circumference of the winding spindle 3.1 and 3.2 in the region of the bearing end of the winding spindle 3.1 and 3.2 as in Fig. 2 shown.
  • the catching devices 4.1 and 4.2 on the winding spindles 3.1 and 3.2 are identical, so that at this point only the capturing device 4.2 of the winding spindle 3.2 is described.
  • the fishing device 4.2 has a plurality of fishing hooks 40, which are distributed uniformly on the circumference of the winding spindle 3.2.
  • the catch hook 40 is associated with a catch groove 39 on the circumference of the winding spindle, which has a width which is greater than the catch hook 40 projecting into the catch groove 39.
  • each winding spindle 3.1 and 3.2 are each assigned a separating device 7.1 and 7.2, a guide rod 23.1 and 23.2 and a holding rod 22.1 and 22.2.
  • the separating devices 7.1 and 7.2, the guide rods 23.1 and 23.2 and the support rods 22.1 and 22.2 are arranged distributed between the winding spindles 3.1 and 3.2 and firmly connected to the winding turret 2.
  • FIG. 2 shows the separators 7.1 and 7.2 are held by a respective carrier 28.1 and 28.2 in a fishing plane, which is spanned by the capturing devices 4.1 and 4.2.
  • the support rods 22.1 and 22.2 and the guide rods 23.1 and 23.2 are different lengths projecting on the Spulrevolver 2 arranged.
  • the longer support rods 22.1 and 22.2 protrude with a free end over a coil center, which is determined substantially by half the length of the winding tubes 5.1 and 5.2.
  • the support rods 22.1 and 22.2 each have a yarn guide 24.1 and 24.2, which serves to position a sliding on the support rod 22.1 or 22.2 fiber strand.
  • the shortening guide rods 23.1 and 23.2 protrude with their free ends into the winding area of the winding tube 5.1 and 5.2 and cover the capturing devices 4.1 and 4.2.
  • a traversing device 8 is held on the frame wall 1 projecting laterally next to the winding turret 2.
  • the changer device 8 has a traversing yarn guide 9, which is formed in this embodiment by two orthogonally arranged pairs of rollers 15.1 and 15.2.
  • the roller pair 15.1 is aligned transversely to the winding spindles 3.1 and 3.2 and takes over a fiber strand fed from a process.
  • the arranged in the direction of yarn travel below the first pair of rollers 15.1 second pair of rollers 15.2 is held orthogonal to the first pair of rollers 15.1 and extends parallel to the winding spindles 3.1 and 3.2.
  • roller supports 16.1 and 16.2 which are fixed together on a holder 17.
  • the holder 17 can be moved back and forth parallel to the winding spindles.
  • the holder 17 is guided over a threaded shaft 13 which extends parallel to the winding spindles 3.1 and 3.2.
  • the threaded shaft 13 is rotatably mounted on a cantilevered traverse support 14 and coupled at one end with a traction drive 18.
  • the holder 17 can be positioned on the threaded shaft 13 in such a way that the roller pairs 15.1 and 15.2 can be positioned laterally next to the winding area.
  • position of the traversing yarn guide 9 of the traversing device 8 outside a traverse stroke and allows positioning of the fiber strand in a fishing plane to catch the fiber strand in a transfer from a full package to an empty winding tube.
  • the holder 17 is reciprocated on the threaded shaft 13 within a traverse stroke, which is preferably somewhat smaller as the width of the winding tubes 5.1 and 5.2.
  • a traverse stroke which is preferably somewhat smaller as the width of the winding tubes 5.1 and 5.2.
  • the coil area on the circumference of the winding tubes 5.1 to 5.2 is determined by the traversing stroke.
  • the traversing device 8 is associated with a rotatably mounted pressure roller 10, which applies to the circumference of the winding tube 5.1 or when winding a fiber strand on the circumference of the wound coil.
  • the pressure roller 10 is held by a fork-shaped rocker 11, which is pivotally mounted on a auskrangenden pivot axis 12.
  • the rocker 11 is associated with a sensor 25 which detects a deflection movement of the pressure roller 10 during the winding of a coil. In this case, the deflection movement of the pressure roller 10 is used in order to perform a further indexing of the winding turret 2 for winding a coil at a substantially unchanged position of the pressure roller 10 can.
  • the sensor 25 is for this purpose coupled to a control device 20, which, as in Fig. 2 shown coupled to the drives 19.1, 19.2, 21 and 18.
  • Spooling device shown is suitable to continuously wind a thread or fiber strand to form a coil, wherein the coils are formed alternately on the winding spindles 3.1 and 3.2.
  • the transfer of the fiber strand from a full bobbin to the adjacent winding spindle is carried out solely by the rotational movement of the winding turret and the positioning of the traversing yarn guide.
  • Fig. 5 shown.
  • each of the separators 7.1 and 7.2 is identical. In the following, therefore, the structure and the function of only one of the capturing devices 4.1 and 4.2 will be described.
  • the separating device 7.1 has a knife 27, which is preceded by a blocking means 26.
  • the locking means 26 is formed in this embodiment as a mechanical rocker arm 32.
  • the rocker arm 32 may be L-shaped and has a guide arm 34 which extends above the knife 27 substantially parallel to a cutting edge 41 of the knife 27. Orthogonal to the guide arm 34, the rocker arm 32 has a holding arm 33 which cooperates with a force transmitter 36 and by a holding force in the in the FIGS. 3 and 4 shown position is held.
  • the rocker arm 32 is pivotally mounted on a pivot axis 35.
  • the power transmitter 36 is formed in this case by a permanent magnet 37, on the contact surface of the holding arm 33 is held.
  • the holding arm 33 is made metallic, so that a magnetic holding force on the rocker arm 32 can be generated.
  • the permanent magnet 37 is held by a magnet holder 43 in the separator 7.1.
  • the knife 27 is disposed below the rocker arm 32 and held by a knife carrier 38.
  • the rocker arm 32 and the knife 27 are associated with two opposing guide plates 30.1 and 30.2, each having a guide groove 31.
  • the guide groove 31 extends to the knife 27, wherein a groove bottom of the guide groove 31 is below the cutting edge 41 of the knife 27.
  • Above the groove bottom of the guide groove 31, the guide arm 34 of the rocker arm 32 extends substantially parallel to the groove base and penetrates a guide plane spanned by the respective guide groove 31 in the guide plates 30.1 and 30.2.
  • the fiber strand is automatically inserted into the guide groove 31 during the yarn transfer and guided on the surface of the guide arm 34 from the rocker arm 32. This process is achieved by rotation of the winding turret 2 and positioning of the traversing yarn guide 9.
  • the traversing yarn guide 9 in the lateral change position next to the winding tube (as in Fig. 1 shown), wherein the fiber strand automatically into the guide groove 31 of the separator 7.1 (as in Fig. 3 shown).
  • the fiber strand falls into the catching groove 39 of the winding spindle 3.2 and is detected by a fishing hook 40.
  • the fiber strand is still wound by the full bobbin 6 on the winding spindle 3.1.
  • the fiber strand 42 is fixed to the winding spindle 3.2 by the catcher 4.1 and the winding tube 5.2, a yarn tension is generated on the thread piece between the full bobbin 6 and the winding spindle 3.2.
  • the winding spindle 3.1 is braked, so that the increase in the yarn tension in the fiber strand 42 causes the rocker arm 32 is pivoted and the guide groove 31 for immersing the fiber strand releases, so that the fiber strand in the cutting edge 41 of the knife 27 is cut.
  • the rocker arm 32 remains in its locked function as long as the holding force on the support arm 33, in this case by the permanent magnet 37 as Magnetic holding force is generated, is greater than the actuation force on the guide arm 34.
  • lever lengths and attack points are taken into account, so that the absolute values of the forces can be different.
  • the actuating force acting on the guide arm 34 is determined by the yarn tension of the fiber strand 42 which is guided on the surface of the guide arm 34. By acting on the holding arm 33 holding force can thus be determined a minimum tensile force of the fiber strand, through which a pivoting of the rocker arm 32 takes place.
  • the rocker arm 32 flips away, the fiber strand 42 reaches the cutting edge 41 of the knife 27 and is severed immediately. Subsequently, the rocker arm 32 can be guided back into a starting position by the permanent magnet, which has an attractive effect on the holding arm 33.
  • the procedure described above for transferring the fiber strand takes place in an identical manner during the transfer of the fiber strand from the winding spindle 3.2 to the winding spindle 3.1.
  • the winding device according to the invention is thus particularly suitable for enabling reliable yarn transfers at relatively low winding speeds and low process speeds. Premature or irregular separations of the respective winding material are excluded by the construction of a minimum tensile stress.
  • the embodiment of the winding device according to the invention Fig. 1 and 2 is exemplary.
  • the drive of the traversing device can also be by a linear motor or a driven Kehrgewindewelle To run.
  • the traversing yarn guide could also be formed by a yarn guide element or a pair of rollers.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Winding Filamentary Materials (AREA)
  • Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)

Description

Die Erfindung betrifft eine Aufspulvorrichtung zum kontinuierlichen Aufwickeln von einem Faden oder Faserstrang gemäß dem Oberbegriff des Anspruchs 1.The invention relates to a winding device for the continuous winding of a thread or fiber strand according to the preamble of claim 1.

Eine gattungsgemäße Aufspulvorrichtung ist beispielsweise aus der EP 0 450 085 A1 bekannt.A generic winding device is for example from the EP 0 450 085 A1 known.

Kontinuierlich zugeführte, beispielsweise in einem Herstellungsprozess erzeugte Fäden oder Faserstränge oder sonstige endlose Stränge werden zur Speicherung üblicherweise zu Spulen aufgewickelt. Hierzu werden automatisierte Aufspulvorrichtungen vorzugsweise verwendet, um möglichst eine Vielzahl von Spulen ohne wesentliche Unterbrechung nacheinander wickeln zu können. Derartige automatisierte Aufspulvorrichtungen besitzen zumindest zwei Spulspindeln, die den Faden oder Faserstrang abwechselnd zu einer Spule wickeln. Grundsätzlich können die Spulspindeln dabei an einem beweglichen Spindelträger oder stationär an einem ortsfesten Spindelträger gehalten werden. Bei beiden Varianten der Spindelträger ist es erforderlich, dass nach Fertigstellung einer Spule an einer der Spulspindeln der Faden oder Faserstrang zur benachbarten Spulspindel übergeben werden muss, damit eine neue Spule gebildet werden kann. Die Übergabe des Fadens oder des Faserstranges lässt sich bei der Variante mit einem beweglichen Spindelträger in einfacher Art und Weise derart ausführen, dass die Positionen der Spulspindel durch Bewegung des Spindelträgers vertauscht werden. Insoweit hat sich die Variante der Aufspulvorrichtung mit zwei antreibbaren Spulspindeln an einem beweglichen Spindelträger in Praxis durchgesetzt. Der Spindelträger wird bevorzugt als Spulrevolver ausgeführt, so dass durch einfache Drehbewegung des Spulrevolvers eine Fadenübergabe nach Fertigstellung einer Spule ausführbar ist. Für den Erfolg der Übergabe des Fadens oder des Faserstranges ist dabei wesentlich, dass der Faden oder der Faserstrang von der Spulspindel oder einer mit der Spulspindel zusammenwirkenden Fangeinrichtung übernommen und eine Durchtrennung des Fadens in dem Fadenstück zwischen der Vollspule und der den Faden oder den Faserstrang übernehmenden Spulspindel erfolgt. Hierzu sind im Stand der Technik eine Vielzahl von Hilfsvorrichtungen bekannt, die über zusätzliche Aktoren zur Fadenführung und Fadentrennung zwischen die Spulspindeln geführt werden. Insoweit werden komplexe Steuerungen benötigt, um den Bewegungsablauf bei der Übergabe des Fadens oder des Faserstranges zu koordinieren. Eine derartige Hilfsvorrichtung ist bspw. aus der EP 0 436 395 A2 bekannt. Diese offenbart eine Aufspulvorrichtung zum kontinuierlichen Aufwickeln von einem Faserstrang mit einem drehbar gelagerten Spulrevolver, wobei die Aufspulvorrichtung außerhalb des Spulrevolvers einen zusätzlichen Schwenkarm mit Schneidvorrichtung zur Fadentrennung zwischen zwei Spulspindeln aufweist.Continuously supplied, for example produced in a manufacturing process threads or fiber strands or other endless strands are usually wound into coils for storage. For this purpose, automated winding devices are preferably used in order to be able to wind as many coils as possible without significant interruption successively. Such automated winding devices have at least two winding spindles that wind the thread or fiber strand alternately to form a coil. In principle, the winding spindles can be held on a movable spindle carrier or stationary on a stationary spindle carrier. In both variants of the spindle carrier, it is necessary that after completion of a coil on one of the winding spindles of the thread or fiber strand must be transferred to the adjacent winding spindle, so that a new coil can be formed. The transfer of the thread or the fiber strand can be carried out in the variant with a movable spindle carrier in a simple manner such that the positions of the winding spindle are reversed by movement of the spindle carrier. In that regard, the variant of the winding device with two drivable winding spindles has prevailed on a movable spindle carrier in practice. The spindle carrier is preferably designed as a winding turret, so that a yarn transfer after completion of a coil can be executed by simple rotational movement of the winding turret. For the success of the transfer of the thread or the fiber strand is essential that the thread or the fiber strand of taken over the winding spindle or a cooperating with the winding spindle catching device and a severing of the thread in the thread section between the full bobbin and the thread or the fiber strand taking over the winding spindle. For this purpose, a plurality of auxiliary devices are known in the art, which are guided via additional actuators for yarn guide and thread separation between the winding spindles. In that regard, complex controls are needed to coordinate the movement in the transfer of the thread or the fiber strand. Such an auxiliary device is, for example, from the EP 0 436 395 A2 known. This discloses a winding device for the continuous winding of a fiber strand with a rotatably mounted Spulrevolver, wherein the winding device outside the Spulrevolvers has an additional arm with cutting device for thread separation between two winding spindles.

Aus der EP 0 450 085 A1 ist eine Aufspulvorrichtung der gattungsgemäßen Art bekannt, bei welcher die zur Fadenübergabe erforderlichen Hilfseinrichtungen fest an dem Spulrevolver angeordnet sind und selbsttätig durch Drehung des Spulrevolvers an den Übergabeprozess des Fadens oder Faserstranges einbezogen werden. Hierzu sind den Spulspindeln jeweils zwei Trenneinrichtungen sowie zwei Fangeinrichtungen zugeordnet. Die bei der Übergabe des Fadens oder Faserstranges erforderliche Positionierung des Fadens erfolgt ausschließlich durch einen beweglichen Changierfadenführer, der parallel zur Spulspindel außerhalb eines Changierhubes positionierbar ist. Die Übergabe des Fadens oder Faserstranges von einer Spulspindel mit einem Vollwickel zur anderen Spulspindel lässt sich somit allein durch Drehbewegung des Spulrevolvers ausführen. Die Trenneinrichtung wird dabei durch eine feststehende Schneidkante gebildet, die an dem Spulrevolver gehalten ist. Derartige Schneidkanten erfordern jedoch einen bestimmten Verzug des Fadens oder des Faserstranges zwischen den Spulspindeln, um eine definierte und saubere Trennung des Fadens bzw. Faserstranges vorzunehmen. Insbesondere bei der Verwendung von Fasersträngen können bei unzureichender Fadenzugkraft Teildurchtrennungen erfolgen, die zu einer Zerfaserung und Verfransung der Faserenden führen. Desweiteren besteht das Problem, dass der Zeitpunkt, in welchem der Faserstrang durchtrennt wird undefiniert ist, so dass bereits eine Durchtrennung des Faserstranges vor seiner Fixierung und Wicklung einer neuen Spule erfolgen könnte und eine Prozessunterbrechung zur Folge hätte. Diese Problematik tritt insbesondere in Prozessen auf, bei welchem der Faden oder Faserstrang mit relativ geringen Geschwindigkeiten gewickelt wird.From the EP 0 450 085 A1 a winding device of the generic type is known in which the auxiliary equipment required for yarn transfer are fixedly arranged on the winding turret and are automatically included by rotation of the winding turret to the transfer process of the thread or fiber strand. For this purpose, the winding spindles are each assigned two separating devices and two catching devices. The necessary in the transfer of the thread or fiber strand positioning of the thread is done exclusively by a movable traversing yarn guide, which is positioned parallel to the winding spindle outside a traverse stroke. The transfer of the thread or fiber strand from a winding spindle with a full roll to the other winding spindle can thus be carried out solely by rotational movement of the winding turret. The separator is formed by a fixed cutting edge, which is held on the Spulrevolver. However, such cutting edges require a certain delay of the thread or the fiber strand between the winding spindles to a defined and clean separation of the Make thread or fiber strand. In particular, when using fiber strands partial scabs can be carried out at insufficient yarn tension, which lead to defibration and Verfung the fiber ends. Furthermore, there is the problem that the time in which the fiber strand is severed is undefined, so that already could be a severing of the fiber strand prior to its fixation and winding a new coil and a process interruption would result. This problem occurs especially in processes in which the thread or fiber strand is wound at relatively low speeds.

Es ist somit Aufgabe der Erfindung, eine Aufspulvorrichtung zum kontinuierlichen Aufwickeln von einem Faden oder Faserstrang der gattungsgemäßen Art derart weiterzubilden, dass nach Fertigstellung einer Vollspule der Faserstrang selbsttätig sicher durchtrennt wird.It is therefore an object of the invention to develop a winding device for the continuous winding of a thread or fiber strand of the generic type such that after completion of a full bobbin of the fiber strand is automatically cut through safely.

Ein weiteres Ziel der Erfindung liegt darin, eine gattungsgemäße Aufspulvorrichtung zum kontinuierlichen Aufwickeln eines Faserstrangs bereitzustellen, bei welchem die Übergabe des Faserstranges zwischen den Spulspindeln nach Fertigstellung einer fertig gewickelten Vollspule im wesentlichen ohne Fremdenergie durch zusätzliche Aktoren ausführbar ist.Another object of the invention is to provide a generic winding device for the continuous winding of a fiber strand, in which the transfer of the fiber strand between the winding spindles after completion of a finished wound full bobbin essentially without external energy by additional actuators executable.

Diese Aufgabe wird erfindungsgemäß durch eine Aufspulvorrichtung zum kontinuierlichen Aufwickeln von einem Faden oder Faserstrang mit den Merkmalen nach Anspruch 1 gelöst.This object is achieved by a winding device for continuously winding a thread or fiber strand with the features of claim 1.

Vorteilhafte Weiterbildungen der Erfindung sind durch die Merkmale und Merkmalskombinationen der Unteransprüche definiert.Advantageous developments of the invention are defined by the features and feature combinations of the subclaims.

Die Erfindung zeichnet sich dadurch aus, dass während der Übergabe des Faserstranges zwischen den Spulspindeln nach Fertigstellung einer Vollspule der Faserstrang erst nach Erreichen einer Mindestfadenzugkraft durchtrennt wird. Somit wird einerseits sichergestellt, dass der Faserstrang an der den Faserstang übernehmenden Spulspindel erfasst ist, so dass in dem Fadenstück zwischen der Vollspule und der übernehmenden Spulspindel eine Mindestfadenzugkraft erzeugbar ist. Hierzu sind die der Spulspindel zugeordnete Trenneinrichtungen jeweils mit einem Messer und einem dem Messer zugeordneten Sperrmittel ausgebildet, wobei der Faserstrang vor dem Durchtrennen durch das Sperrmittel geführt ist und wobei der Faserstrang bei Erreichen einer Mindestzugkraft eine Freigabe des Sperrmittels bewirkt und dem Messer zuführbar ist. Die Mindestzugkraft des Faserstranges wird dabei vorzugsweise derart gewählt, dass beim Zusammentreffen des Faserstranges mit dem Messer eine sofortige Durchtrennung der Fasern bewirkt wird. Damit können vorteilhaft Verfransungen und Spleißungen an den Fadenenden vermieden werden.The invention is characterized in that during the transfer of the fiber strand between the winding spindles after completion of a full bobbin of the fiber strand is cut only after reaching a minimum yarn tension. Thus, on the one hand, it is ensured that the fiber strand is grasped at the winding spindle which takes over the fiber strand, so that a minimum yarn tension can be generated in the yarn section between the full bobbin and the take-up winding spindle. For this purpose, the winding spindle associated separating devices are each formed with a knife and a knife associated with the blocking means, wherein the fiber strand is passed through the barrier means before severing and wherein the fiber strand causes a release of the locking means upon reaching a minimum tensile force and the knife is fed. The minimum tensile force The fiber strand is preferably chosen such that when the fiber strand meets with the knife an immediate separation of the fibers is effected. This can advantageously be avoided tangles and splices at the yarn ends.

Damit allein aus der Drehbewegung des Spulrevolvers eine wiederkehrende Übergabe und Durchtrennung des Faserstranges an den am Spulrevolver gehaltenen Trenneinrichtungen in einfacher Art und Weise sicher ausführbar ist, wird das Sperrmittel vorzugsweise durch mechanische Mittel ausgebildet. So ist gemäß einer vorteilhaften Weiterbildung der Erfindung vorgesehen, dass das Messer einem Nutgrund einer Führungsnut zugeordnet ist und dass das Sperrmittel durch einen Kipphebel gebildet ist, welcher den Nutgrund einer Führungsnut abdeckt und welcher bei Erreichen der Mindestzugkraft des Faserstranges den Nutgrund der Führungsnut durch ein Wegklappen freigibt.In order that a recurring transfer and severing of the fiber strand from the separating turrets held on the turret can be safely carried out in a simple manner solely from the rotational movement of the turret, the blocking means is preferably formed by mechanical means. Thus, according to an advantageous embodiment of the invention, it is provided that the knife is associated with a groove bottom of a guide groove and that the blocking means is formed by a rocker arm, which covers the groove bottom of a guide groove and which upon reaching the minimum tensile force of the fiber strand the groove bottom of the guide groove by folding away releases.

Zur Einhaltung einer Betätigungskraft des Kipphebels, die der Mindestzugkraft des Faserstranges entspricht, wird vorzugweise ein Kraftgeber verwendet, der mit dem Kipphebel zusammenwirkt. Gemäß einer voreilhaften Weiterbildung der Erfindung wird hierzu vorgeschlagen, dass der Kipphebel aus einem Haltearm und einem winkelig zum Haltearm angeordneten Führungsarm gebildet ist und dass der Kipphebel an einer Schwenkachse gelagert ist, wobei an dem Haltearm ein Kraftgeber wirkt und wobei an dem Führungsarm der Faserstrang führbar ist. Dabei lassen sich vorteilhaft Hebelübersetzungen nutzen, um an dem Kipphebel der Betätigungskraft eine im Verhältnis kleinere oder größere Haltekraft zuzuordnen. Die Betätigungskraft des Kipphebels ist durch die Fadenzugkraft des Faserstranges bestimmt, die an dem Führungsarm wirkt. Demgegenüber lässt sich über den Kraftgeber an dem Haltearm eine Haltekraft erzeugen.To comply with an actuation force of the rocker arm, which corresponds to the minimum tensile force of the fiber strand, a force transmitter is preferably used, which cooperates with the rocker arm. According to a premature embodiment of the invention, it is proposed for this purpose that the rocker arm is formed by a holding arm and an arm arranged at an angle to the arm and that the rocker arm is mounted on a pivot axis, wherein on the support arm acts a force transmitter and wherein on the guide arm of the fiber strand feasible is. In this case, leverage ratios can advantageously be used to allocate a relatively smaller or larger holding force to the rocker arm of the actuating force. The actuating force of the rocker arm is determined by the yarn tension of the fiber strand, which acts on the guide arm. In contrast, a holding force can be generated via the force transmitter on the holding arm.

Als Kraftgeber hat sich besonders die Verwendung eines Permanentmagneten bewährt, welcher den metallischen Haltearm mit einer magnetischen Haltekraft fixiert. Sobald die durch die Fadenzugkraft des Faserstranges erzeugte Betätigungskraft an dem Führungsarm unter Berücksichtigung der Hebelgeometrie die magnetische Haltekraft überwindet, löst sich der Kipphebel mit seinem Haltearm automatisch von den Permanentmagneten und das Wegklappen des Kipphebels zur Freigabe der Führungsnut setzt ein.As a power transmitter, the use of a permanent magnet has proven particularly useful, which fixes the metallic support arm with a magnetic holding force. Once the through the thread tension of the fiber strand generated actuating force on the guide arm, taking into account the lever geometry overcomes the magnetic holding force, the rocker arm with its arm automatically releases from the permanent magnets and the folding away of the rocker arm to release the guide groove sets.

Um bei der Übergabe des Faserstranges zwischen den Spulspindeln einen gewünschten Fadenlauf des Faserstranges zu erhalten, ist gemäß einer vorteilhaften Weiterbildung der Erfindung vorgesehen, dass der Spulrevolver zwei um 180 versetzt zueinander angeordnete Haltestangen und zwei um 180 versetzt zueinander angeordnete Führungsstangen trägt, wobei während der Übergabe des Faserstranges eine der Haltestangen und eine der Führungsstangen den Faserstrang zwischen den beiden Spulspindeln führen. So besteht die Möglichkeit, dass einerseits der Zulauf des Faserstranges zu der Vollspule und das Einlaufen des Faserstranges in eine Fangeinrichtung unabhängig voneinander führbar sind. So ist vorgesehen, dass die Haltestangen jeweils den Fadenlauf des Faserstranges zur Vollspule und die Führungsstange den Fadenlauf des Faserstranges zur Fangeinrichtung beeinflussen.In order to obtain a desired yarn path of the fiber strand in the transfer of the fiber strand between the winding spindles, according to an advantageous embodiment of the invention provides that the winding turret two staggered by 180 mutually arranged support rods and two staggered by 180 guide rods carries, wherein during the transfer of the fiber strand one of the support rods and one of the guide rods lead the fiber strand between the two winding spindles. Thus, it is possible that, on the one hand, the inlet of the fiber strand to the full bobbin and the shrinkage of the fiber strand into a catching device are independently feasible. Thus, it is provided that the support rods in each case influence the yarn path of the fiber strand to the full package and the guide rod the yarn path of the fiber strand to the capture device.

Da bei der Übergabe des Faserstranges zwischen den Spulspindeln ein Abfall des Faserstranges vom Umfang der Vollspule vermieden werden muss, weisen die Haltestangen jeweils ein freies Ende auf, das sich parallel zu den Spulspindeln bis über eine Spulenmitte hinweg erstreckt und jeweils einen Fadenhalter aufweisen, welcher eine Positionierung des Faserstranges an einer Haltestange bewirkt.Since a waste of the fiber strand from the circumference of the full bobbin must be avoided in the transfer of the fiber strand between the winding spindles, the support rods each have a free end extending parallel to the winding spindles over a coil center and each have a thread holder, which has a Positioning of the fiber strand causes on a support rod.

Die Anordnung und Ausbildung der Haltestangen und Führungsstangen sind unabhängig von der Ausbildung der jeweiligen Fangeinrichtung, so dass der Faserstrang beispielsweise durch einen Klemmschlitz am Umfang der Spulhülse gefangen werden könnte. Um möglichst Spulhülsen mit glatten Oberflächen verwenden zu können, ist die Fangeinrichtung bevorzugt durch mehrere Fanghaken gebildet, die unmittelbar neben der Spulhülse am Umfang der betreffenden Spulspindel verteilt gehalten sind. Damit lassen sich alle Positionierungen und Führungen des Faserstranges unabhängig von der jeweils verwendeten Spulhülse vornehmen. Der Zulauf des Faserstranges wird dabei ausschließlich durch den positionierbaren Changierfadenführer bestimmt.The arrangement and design of the support rods and guide rods are independent of the design of the respective catcher, so that the fiber strand could be trapped for example by a clamping slot on the circumference of the winding tube. In order to use possible winding tubes with smooth surfaces, the catching device is preferably formed by a plurality of fishing hooks, which are held distributed immediately adjacent to the winding tube on the circumference of the respective winding spindle. Thus, all positions and guides of the fiber strand can be made independently of the winding tube used in each case. The feed of the fiber strand is determined exclusively by the positionable traversing yarn guide.

Zur Zuführung eines Faserstranges hat sich insbesondere die Weiterbildung der Erfindung bewährt, bei welcher der Changierfadenführer durch zumindest zwei Rollenpaare gebildet ist, die orthogonal zueinander ausgerichtet sind. So lassen sich die Faserstränge als ein flaches Band der Aufspulvorrichtung zuführen. Durch eine Verdrehung um 90 über die beiden Rollenpaare besteht so die Möglichkeit, den Faserstrang bandförmig am Umfang der Spule zu wickeln.For the supply of a fiber strand, in particular the development of the invention has been proven in which the traversing yarn guide is formed by at least two pairs of rollers which are aligned orthogonal to each other. Thus, the fiber strands can be fed as a flat band of the winding device. By a rotation of 90 over the two pairs of rollers so there is the possibility to wrap the fiber strand band-shaped on the circumference of the coil.

Zur Positionierung des Changierfadenführers sind die Rollenpaare bevorzugt an einem Halter befestigt, der über eine antreibbare Gewindewelle positionierbar ist. Hierbei lässt sich durch Antrieb der Gewindewelle sowohl eine Changierbewegung der Rollenpaare als auch eine Positionierung zur Übergabe des Faserstranges steuern.For positioning the traversing yarn guide roller pairs are preferably attached to a holder which is positionable via a drivable threaded shaft. This can be controlled by driving the threaded shaft both a traversing movement of the roller pairs and a positioning for the transfer of the fiber strand.

Zur Ablage des Faserbandes am Umfang der Spule ist desweiteren dem Chanigerfadenführer eine Andrückwalze zugeordnet, die über eine bewegliche Schwinge am Umfang der zu wickelnden Spule gehalten ist. Die Beweglichkeit der Andrückwalze lässt sich dabei vorteilhaft dazu nutzen, um bei wachsender Spule eine Ausweichbewegung der Spulspindel durch eine Drehbewegung des Spulrevolvers ausführen. Hierzu ist ein Sensor zur Überwachung der Lage der Andrückwalze vorgesehen, welche über eine Steuereinrichtung mit einem Revolverantrieb des Spulrevolvers gekoppelt ist.For filing the sliver on the circumference of the coil further Chanigerfadenführer a pressure roller is assigned, which is held by a movable rocker on the circumference of the coil to be wound. The mobility of the pressure roller can be used to advantage to perform an evasive movement of the winding spindle by a rotational movement of the winding turret with increasing coil. For this purpose, a sensor for monitoring the position of the pressure roller is provided, which is coupled via a control device with a turret drive of the winding turret.

Die erfindungsgemäße Aufspulvorrichtung wird nun anhand eines Ausführungsbeispiels unter Bezug auf die beigefügten Figuren näher erläutert.The winding device according to the invention will now be explained in more detail with reference to an embodiment with reference to the accompanying figures.

Es stellen dar:

Fig. 1
schematisch eine Vorderansicht eines Ausführungsbeispiels der erfindungsgemäßen Aufspulvorrichtung
Fig. 2
schematisch eine Draufsicht des Ausführungsbeispiels aus Fig. 1
Fig. 3
schematisch eine Querschnittansicht einer der Trenneinrichtungen des Ausführungsbeispiels nach Fig. 1 und 2
Fig. 4
schematisch eine Längsschnittansicht des Ausführungsbeispiels der Trenneinrichtung aus Fig. 3
Fig. 5
schematisch die Seitenansicht des Ausführungsbeispiels aus Fig. 1 während einer Übergabe des Faserstranges zwischen den Spulspindeln
They show:
Fig. 1
schematically a front view of an embodiment of the winding device according to the invention
Fig. 2
schematically a plan view of the embodiment of Fig. 1
Fig. 3
schematically a cross-sectional view of one of the separation devices of the embodiment according to Fig. 1 and 2
Fig. 4
schematically a longitudinal sectional view of the embodiment of the separator from Fig. 3
Fig. 5
schematically the side view of the embodiment Fig. 1 during a transfer of the fiber strand between the winding spindles

In den Fig. 1 und 2 ist ein Ausführungsbeispiel der erfindungsgemäßen Aufspulvorrichtung in mehreren Ansichten dargestellt. Fig. 1 stellt das Ausführungsbeispiel in einer Vorderansicht und Fig. 2 in einer Draufsicht dar. Insoweit kein ausdrücklicher Bezug zu einer der Figuren gemacht ist, gilt die nachfolgende Beschreibung für beide Figuren.In the Fig. 1 and 2 an embodiment of the winding device according to the invention is shown in several views. Fig. 1 represents the embodiment in a front view and Fig. 2 As far as no explicit reference is made to one of the figures, the following description applies to both figures.

Das Ausführungsbeispiel der Aufspulvorrichtung weist einen Spulrevolver 2 auf, der in einer Gestellwand 1 drehbar gelagert ist und über einen Revolverantrieb entgegen dem Uhrzeigersinn verdrehbar ist. Der Spulrevolver 2 trägt zwei drehbar gelagerte Spulspindeln 3.1 und 3.2, die auskragend mit jeweils einem freien Ende gehalten sind. Die Spulspindeln 3.1 und 3.2 sind an dem Spulrevolver 2 um 180 versetzt zueinander gehalten. Jede der Spulspindeln 3.1 und 3.2 ist in einem Antrieb gekoppelt, der wie in Fig. 2 gezeigt ist, beispielsweise durch jeweils einen Spindelantrieb 19.1 und 19.2 gebildet sein könnte.The embodiment of the winding device has a winding turret 2, which is rotatably mounted in a frame wall 1 and is rotatable counterclockwise via a turret drive. The winding turret 2 carries two rotatably mounted winding spindles 3.1 and 3.2, which are held projecting, each with a free end. The winding spindles 3.1 and 3.2 are held on the Spulrevolver 2 offset by 180 to each other. Each of the winding spindles 3.1 and 3.2 is coupled in a drive, which, as in Fig. 2 is shown, for example, could be formed by a respective spindle drive 19.1 and 19.2.

Die Spulspindeln 3.1 und 3.2 tragen jeweils eine Spulhülse 5.1 und 5.2, an dessen Umfang eine Spule gewickelt werden kann. Jede der Spulspindeln 3.1 und 3.2 weist eine Fangeinrichtung 4.1 und 4.2 auf, die seitlich neben der Spulhülse 5.1 und 5.2 am Umfang der Spulspindel 3.1 und 3.2 im Bereich des Lagerendes der Spulspindel 3.1 und 3.2 angeordnet sind wie in Fig. 2 gezeigt. Die Fangeinrichtungen 4.1 und 4.2 an den Spulspindeln 3.1 und 3.2 sind identisch ausgebildet, so dass an dieser Stelle nur die Fangeinrichtung 4.2 der Spulspindel 3.2 beschrieben wird. Die Fangeinrichtung 4.2 weist mehrere Fanghaken 40 auf, die gleichmäßig am Umfang der Spulspindel 3.2 verteilt angeordnet sind. Den Fanghaken 40 ist am Umfang der Spulspindel eine Fangnut 39 zugeordnet, die eine Breite aufweist, die größer ist als die in die Fangnut 39 hineinragenden Fanghaken 40.The winding spindles 3.1 and 3.2 each carry a winding sleeve 5.1 and 5.2, on the circumference of a coil can be wound. Each of the winding spindles 3.1 and 3.2 has a catching device 4.1 and 4.2, which are arranged laterally next to the winding tube 5.1 and 5.2 on the circumference of the winding spindle 3.1 and 3.2 in the region of the bearing end of the winding spindle 3.1 and 3.2 as in Fig. 2 shown. The catching devices 4.1 and 4.2 on the winding spindles 3.1 and 3.2 are identical, so that at this point only the capturing device 4.2 of the winding spindle 3.2 is described. The fishing device 4.2 has a plurality of fishing hooks 40, which are distributed uniformly on the circumference of the winding spindle 3.2. The catch hook 40 is associated with a catch groove 39 on the circumference of the winding spindle, which has a width which is greater than the catch hook 40 projecting into the catch groove 39.

Wie aus der Darstellung in den Figuren 1 und 2 hervorgeht, sind jeder Spulspindel 3.1 und 3.2 jeweils eine Trenneinrichtung 7.1 und 7.2, eine Führungsstange 23.1 und 23.2 sowie eine Haltestange 22.1 und 22.2 zugeordnet. Die Trenneinrichtungen 7.1 und 7.2, die Führungsstangen 23.1 und 23.2 sowie die Haltestangen 22.1 und 22.2 sind zwischen den Spulspindeln 3.1 und 3.2 verteilt angeordnet und fest mit dem Spulrevolver 2 verbunden.As from the presentation in the FIGS. 1 and 2 As can be seen, each winding spindle 3.1 and 3.2 are each assigned a separating device 7.1 and 7.2, a guide rod 23.1 and 23.2 and a holding rod 22.1 and 22.2. The separating devices 7.1 and 7.2, the guide rods 23.1 and 23.2 and the support rods 22.1 and 22.2 are arranged distributed between the winding spindles 3.1 and 3.2 and firmly connected to the winding turret 2.

Wie aus der Darstellung in Fig. 2 hervorgeht, werden die Trenneinrichtungen 7.1 und 7.2 durch jeweils einen Träger 28.1 und 28.2 in einer Fangebene gehalten, die durch die Fangeinrichtungen 4.1 und 4.2 aufgespannt ist.As from the illustration in Fig. 2 shows the separators 7.1 and 7.2 are held by a respective carrier 28.1 and 28.2 in a fishing plane, which is spanned by the capturing devices 4.1 and 4.2.

Die Haltestangen 22.1 und 22.2 sowie die Führungsstangen 23.1 und 23.2 sind unterschiedlich lang auskragend an dem Spulrevolver 2 angeordnet. Die längeren Haltestangen 22.1 und 22.2 ragen mit einem freien Ende über eine Spulenmitte hinweg, die im Wesentlichen durch die halbe Länge der Spulhülsen 5.1 und 5.2 bestimmt ist. Innerhalb eines Spulbereiches, der im wesentlichen durch die Länge der Spulhülse 5.1 und 5.2 bestimmt ist, weisen die Haltestangen 22.1 und 22.2 jeweils einen Fadenführer 24.1 und 24.2 auf, der zur Positionierung eines an der Haltestange 22.1 oder 22.2 gleitenden Faserstranges dient.The support rods 22.1 and 22.2 and the guide rods 23.1 and 23.2 are different lengths projecting on the Spulrevolver 2 arranged. The longer support rods 22.1 and 22.2 protrude with a free end over a coil center, which is determined substantially by half the length of the winding tubes 5.1 and 5.2. Within a Spulbereiches, which is determined essentially by the length of the winding tube 5.1 and 5.2, the support rods 22.1 and 22.2 each have a yarn guide 24.1 and 24.2, which serves to position a sliding on the support rod 22.1 or 22.2 fiber strand.

Die kürzen Führungsstangen 23.1 und 23.2 ragen mit ihren freien Enden bis in den Spulbereich der Spulhülse 5.1 und 5.2 und überdecken die Fangeinrichtungen 4.1 und 4.2.The shortening guide rods 23.1 and 23.2 protrude with their free ends into the winding area of the winding tube 5.1 and 5.2 and cover the capturing devices 4.1 and 4.2.

Der Aufbau und die Funktion der Trenneinrichtungen 7.1 und7.2 sowie die Funktion der Haltestangen 22.1 und 22.2 sowie der Führungsstangen 23.1 und 23.2 werden nachfolgend noch näher erläutert.The structure and function of the separators 7.1 and 7.2 and the function of the support rods 22.1 and 22.2 and the guide rods 23.1 and 23.2 will be explained in more detail below.

Wie aus der Darstellung in den Fig. 1 und 2 hervorgeht, ist seitlich neben dem Spulrevolver 2 eine Changiereinrichtung 8 auskragend an der Gestellwand 1 gehalten. Die Chanigereinrichtung 8 weist einen Changierfadenführer 9 auf, der in diesem Ausführungsbeispiel durch zwei orthogonal zueinander angeordnete Rollenpaare 15.1 und 15.2 gebildet ist. Das Rollenpaar 15.1 ist quer zu den Spulspindeln 3.1 und 3.2 ausgerichtet und übernimmt einen aus einem Prozess zugeführten Faserstrang. Das in Fadenlaufrichtung unterhalb des ersten Rollenpaars 15.1 angeordnete zweite Rollenpaar 15.2 ist orthogonal zu dem ersten Rollenpaar 15.1 gehalten und erstreckt sich parallel zu den Spulspindeln 3.1 und 3.2. Die Rollenpaare 15.1 und 15.2 werden durch Rollenträger 16.1 und 16.2 gehalten, die gemeinsam an einem Halter 17 fixiert sind. Der Halter 17 ist parallel zu den Spulspindeln hin- und herführbar. Hierzu ist der Halter 17 über eine Gewindewelle 13 geführt, die sich parallel zu den Spulspindeln 3.1 und 3.2 erstreckt. Die Gewindewelle 13 ist an einem auskragenden Changierträger 14 drehbar gelagert und mit einem Ende mit einem Changierantrieb 18 gekoppelt.As from the presentation in the Fig. 1 and 2 As can be seen, a traversing device 8 is held on the frame wall 1 projecting laterally next to the winding turret 2. The changer device 8 has a traversing yarn guide 9, which is formed in this embodiment by two orthogonally arranged pairs of rollers 15.1 and 15.2. The roller pair 15.1 is aligned transversely to the winding spindles 3.1 and 3.2 and takes over a fiber strand fed from a process. The arranged in the direction of yarn travel below the first pair of rollers 15.1 second pair of rollers 15.2 is held orthogonal to the first pair of rollers 15.1 and extends parallel to the winding spindles 3.1 and 3.2. The pairs of rollers 15.1 and 15.2 are held by roller supports 16.1 and 16.2, which are fixed together on a holder 17. The holder 17 can be moved back and forth parallel to the winding spindles. For this purpose, the holder 17 is guided over a threaded shaft 13 which extends parallel to the winding spindles 3.1 and 3.2. The threaded shaft 13 is rotatably mounted on a cantilevered traverse support 14 and coupled at one end with a traction drive 18.

Wie insbesondere aus der Darstellung in Fig. 2 hervorgeht, lässt sich der Halter 17 an der Gewindewelle 13 derart positionieren, dass die Rollenpaare 15.1 und 15.2 seitlich neben dem Spulbereich positionierbar sind. In der in Fig. 2 dargestellten Position befindet sich der Changierfadenführer 9 der Changiereinrichtung 8 außerhalb eines Changierhubes und ermöglicht eine Positionierung des Faserstranges in einer Fangebene, um den Faserstrang bei einer Übergabe von einer Vollspule zu einer leeren Spulhülse zu fangen.As in particular from the illustration in Fig. 2 As can be seen, the holder 17 can be positioned on the threaded shaft 13 in such a way that the roller pairs 15.1 and 15.2 can be positioned laterally next to the winding area. In the in Fig. 2 shown position of the traversing yarn guide 9 of the traversing device 8 outside a traverse stroke and allows positioning of the fiber strand in a fishing plane to catch the fiber strand in a transfer from a full package to an empty winding tube.

Im Betrieb wird der Halter 17 an der Gewindewelle 13 innerhalb eines Changierhubes hin- und hergeführt, der vorzugsweise etwas kleiner ist als die Breite der Spulhülsen 5.1 und 5.2. Somit wird durch den Changierhub der Spulenbereich am Umfang der Spulhülsen 5.1 bis 5.2 bestimmt.In operation, the holder 17 is reciprocated on the threaded shaft 13 within a traverse stroke, which is preferably somewhat smaller as the width of the winding tubes 5.1 and 5.2. Thus, the coil area on the circumference of the winding tubes 5.1 to 5.2 is determined by the traversing stroke.

Wie aus den Figuren 1 und 2 weiter hervorgeht, ist der Changiereinrichtung 8 eine drehbar gelagerte Andrückwalze 10 zugeordnet, die am Umfang der Spulhülse 5.1 bzw. beim Wickeln eines Faserstranges am Umfang der gewickelten Spule anlegt. Die Andrückwalze 10 wird über eine gabelförmige Schwinge 11 gehalten, die an einer auskrangenden Schwenkachse 12 schwenkbar gelagert ist. Der Schwinge 11 ist ein Sensor 25 zugeordnet, der eine Ausweichbewegung der Andrückwalze 10 während des Wickelns einer Spule erfasst. Dabei wird die Ausweichbewegung der Andrückwalze 10 genutzt, um bei einer im wesentlichen unveränderten Lage der Andrückwalze 10 ein Weitertakten des Spulrevolvers 2 zum Bewickeln einer Spule ausführen zu können. Der Sensor 25 ist hierzu mit einer Steuereinrichtung 20 gekoppelt, die wie in Fig. 2 gezeigt, mit den Antrieben 19.1, 19.2, 21 und 18 gekoppelt ist.Like from the FIGS. 1 and 2 is further apparent, the traversing device 8 is associated with a rotatably mounted pressure roller 10, which applies to the circumference of the winding tube 5.1 or when winding a fiber strand on the circumference of the wound coil. The pressure roller 10 is held by a fork-shaped rocker 11, which is pivotally mounted on a auskrangenden pivot axis 12. The rocker 11 is associated with a sensor 25 which detects a deflection movement of the pressure roller 10 during the winding of a coil. In this case, the deflection movement of the pressure roller 10 is used in order to perform a further indexing of the winding turret 2 for winding a coil at a substantially unchanged position of the pressure roller 10 can. The sensor 25 is for this purpose coupled to a control device 20, which, as in Fig. 2 shown coupled to the drives 19.1, 19.2, 21 and 18.

Die in Fig. 1 und 2 dargestellte Aufspulvorrichtung ist geeignet, um einen Faden oder Faserstrang kontinuierlich zu einer Spule aufzuwickeln, wobei die Spulen abwechselnd auf den Spulspindeln 3.1 und 3.2 gebildet werden. Nach Fertigstellung einer Spule wird die Übergabe des Faserstranges von einer Vollspule zu der benachbarten Spulspindel allein durch die Drehbewegung des Spulrevolvers und die Positionierung des Changierfadenführers ausgeführt. Eine derartige Situation ist in Fig. 5 gezeigt. Zur Übergabe des Faserstranges von der Vollspule 6 zu der Spulspindel 3.2 ist es erforderlich, dass der Faserstrang in dem Fadenabschnitt zwischen der Spulspindel 3.2 und der Vollspule 6 durchtrennt wird. Um trotz geringer Wickelgeschwindigkeiten eine sichere Übergabe und Trennung des Faserstranges zu erhalten, ist jede der Trenneinrichtungen 7.1 und 7.2 identisch ausgebildet. Im nachfolgenden wird daher der Aufbau und die Funktion nur einer der Fangeinrichtungen 4.1 und 4.2 beschrieben.In the Fig. 1 and 2 Spooling device shown is suitable to continuously wind a thread or fiber strand to form a coil, wherein the coils are formed alternately on the winding spindles 3.1 and 3.2. After completion of a coil, the transfer of the fiber strand from a full bobbin to the adjacent winding spindle is carried out solely by the rotational movement of the winding turret and the positioning of the traversing yarn guide. Such a situation is in Fig. 5 shown. For the transfer of the fiber strand from the full bobbin 6 to the winding spindle 3.2, it is necessary that the fiber strand in the thread section between the winding spindle 3.2 and the full bobbin 6 is severed. In order to obtain a safe transfer and separation of the fiber strand despite low winding speeds, each of the separators 7.1 and 7.2 is identical. In the following, therefore, the structure and the function of only one of the capturing devices 4.1 and 4.2 will be described.

In den Fig. 3 und 4 sind mehrere Ansichten der Fangeinrichtung 4.1 gezeigt. Das Ausführungsbeispiel der Fangeinrichtung ist in Fig. 3 in einer Querschnittansicht und in Fig. 4 in einer Längsschnittansicht gezeigt. Insoweit kein ausdrücklicher Bezug zu einer der Figuren gemacht ist, gilt die nachfolgende Beschreibung für beide Figuren.In the 3 and 4 Several views of the fishing device 4.1 are shown. The embodiment of the catcher is in Fig. 3 in a cross-sectional view and in Fig. 4 shown in a longitudinal sectional view. Unless an explicit reference is made to one of the figures, the following description applies to both figures.

Die Trenneinrichtung 7.1 weist ein Messer 27 auf, dem ein Sperrmittel 26 vorgeordnet ist. Das Sperrmittel 26 ist in diesem Ausführungsbeispiel als ein mechanischer Kipphebel 32 ausgebildet. Der Kipphebel 32 kann L-förmig ausgeführt sein und weist einen Führungsarm 34 auf, der sich oberhalb des Messers 27 im Wesentlichen parallel zu einer Schneide 41 des Messers 27 erstreckt. Orthogonal zu dem Führungsarm 34 weist der Kipphebel 32 einen Haltearm 33 auf, der mit einem Kraftgeber 36 zusammenwirkt und durch eine Haltekraft in der in den Figuren 3 und 4 dargestellten Stellung gehalten wird. Der Kipphebel 32 ist an einer Schwenkachse 35 schwenkbar gelagert. Der Kraftgeber 36 ist in diesem Fall durch einen Permanentmagneten 37 gebildet, an dessen Anlagefläche der Haltearm 33 gehalten ist. Der Haltearm 33 ist metallisch ausgeführt, damit eine magnetische Haltekraft an dem Kipphebel 32 erzeugt werden kann. Der Permanentmagnet 37 wird durch einen Magnethalter 43 in der Trenneinrichtung 7.1 gehalten.The separating device 7.1 has a knife 27, which is preceded by a blocking means 26. The locking means 26 is formed in this embodiment as a mechanical rocker arm 32. The rocker arm 32 may be L-shaped and has a guide arm 34 which extends above the knife 27 substantially parallel to a cutting edge 41 of the knife 27. Orthogonal to the guide arm 34, the rocker arm 32 has a holding arm 33 which cooperates with a force transmitter 36 and by a holding force in the in the FIGS. 3 and 4 shown position is held. The rocker arm 32 is pivotally mounted on a pivot axis 35. The power transmitter 36 is formed in this case by a permanent magnet 37, on the contact surface of the holding arm 33 is held. The holding arm 33 is made metallic, so that a magnetic holding force on the rocker arm 32 can be generated. The permanent magnet 37 is held by a magnet holder 43 in the separator 7.1.

Das Messer 27 ist unterhalb des Kipphebels 32 angeordnet und von einem Messerträger 38 gehalten. Dem Kipphebel 32 und dem Messer 27 sind zwei sich gegenüberliegende Führungsbleche 30.1 und 30.2 zugeordnet, die jeweils eine Führungsnut 31 aufweisen. Die Führungsnut 31 erstreckt sich bis zum Messer 27, wobei ein Nutgrund der Führungsnut 31 unterhalb der Schneide 41 des Messers 27 liegt. Oberhalb von dem Nutgrund der Führungsnut 31 erstreckt sich der Führungsarm 34 des Kipphebels 32 im Wesentlichen parallel zum Nutgrund und durchdringt eine durch die jeweilige Führungsnut 31 in den Führungsblechen 30.1 und 30.2 aufgespannte Führungsebene.The knife 27 is disposed below the rocker arm 32 and held by a knife carrier 38. The rocker arm 32 and the knife 27 are associated with two opposing guide plates 30.1 and 30.2, each having a guide groove 31. The guide groove 31 extends to the knife 27, wherein a groove bottom of the guide groove 31 is below the cutting edge 41 of the knife 27. Above the groove bottom of the guide groove 31, the guide arm 34 of the rocker arm 32 extends substantially parallel to the groove base and penetrates a guide plane spanned by the respective guide groove 31 in the guide plates 30.1 and 30.2.

Im Betrieb wird während der Fadenübergabe der Faserstrang selbsttätig in die Führungsnut 31 eingeführt und an der Oberfläche des Führungsarms 34 vom Kipphebel 32 geführt. Dieser Vorgang wird durch Verdrehung des Spulrevolvers 2 sowie Positionierung des Changierfadenführers 9 erreicht.In operation, the fiber strand is automatically inserted into the guide groove 31 during the yarn transfer and guided on the surface of the guide arm 34 from the rocker arm 32. This process is achieved by rotation of the winding turret 2 and positioning of the traversing yarn guide 9.

In Fig. 5 ist diese Situation gezeigt. Nachdem der Spulrevolver 2 den Wechsel der Spulspindeln 3.1 und 3.2 ausgeführt hat und die Positionierung des Faserstranges durch den Changierfadenführer 9 erfolgt ist, beginnt die Übergabe. Der zulaufende Faserstrang, der mit dem Bezugszeichen 42 gekennzeichnet ist, wird über die Rollenpaare 15.1 und 15.2 seitlich neben der Spulhülse 5.2 der Spulspindel 3.2 geführt. Durch Drehung des Spulrevolvers 2 sind dabei die Haltestange 22.1 und die Führungsstange 23.1 in dem Fadenlauf des Faserstranges geführt. Beim Start des Spulrevolvers 2 wird zunächst der Changierfadenführer 9 in einen mittleren Spulenbereich gehalten. Anschließend wird der Changierfadenführer 9 in die seitliche Wechselposition neben der Spulhülse (wie in Fig. 1 gezeigt) geführt, wobei der Faserstrang selbsttätig in die Führungsnut 31 der Trenneinrichtung 7.1 (wie in Fig. 3 dargestellt) geführt. Der Faserstrang fällt dabei in die Fangnut 39 der Spulspindel 3.2 ein und wird von einem Fanghaken 40 erfasst. Bis zu diesem Zeitpunkt wird der Faserstrang nach wie vor von der Vollspule 6 an der Spulspindel 3.1 gewickelt. Sobald der Faserstrang 42 an der Spulspindel 3.2 durch die Fangeinrichtung 4.1 und der Spulhülse 5.2 fixiert ist, wird an dem Fadenstück zwischen der Vollspule 6 und der Spulspindel 3.2 ein Fadenzugkraft erzeugt. Um dabei ein ungewolltes Abziehen der Vollspule zu verhindern, wird die Spulspindel 3.1 gebremst, so dass die Erhöhung der Fadenzugkraft in dem Faserstrang 42 dazu führt, dass der Kipphebel 32 verschwenkt wird und die Führungsnut 31 zum Eintauchen des Faserstranges freigibt, so dass der Faserstrang in der Schneide 41 des Messers 27 geschnitten wird.In Fig. 5 this situation is shown. After the winding turret 2 has carried out the change of the winding spindles 3.1 and 3.2 and the positioning of the fiber strand is done by the traversing yarn guide 9, the transfer begins. The incoming fiber strand, which is identified by the reference numeral 42, is guided over the roller pairs 15.1 and 15.2 laterally next to the winding tube 5.2 of the winding spindle 3.2. By rotation of the winding turret 2 while the support rod 22.1 and the guide rod 23.1 are guided in the yarn path of the fiber strand. When starting the winding turret 2, the traversing yarn guide 9 is first held in a central coil area. Subsequently, the traversing yarn guide 9 in the lateral change position next to the winding tube (as in Fig. 1 shown), wherein the fiber strand automatically into the guide groove 31 of the separator 7.1 (as in Fig. 3 shown). The fiber strand falls into the catching groove 39 of the winding spindle 3.2 and is detected by a fishing hook 40. Until this time, the fiber strand is still wound by the full bobbin 6 on the winding spindle 3.1. Once the fiber strand 42 is fixed to the winding spindle 3.2 by the catcher 4.1 and the winding tube 5.2, a yarn tension is generated on the thread piece between the full bobbin 6 and the winding spindle 3.2. In order to prevent unintentional removal of the full bobbin, the winding spindle 3.1 is braked, so that the increase in the yarn tension in the fiber strand 42 causes the rocker arm 32 is pivoted and the guide groove 31 for immersing the fiber strand releases, so that the fiber strand in the cutting edge 41 of the knife 27 is cut.

Wie aus den Darstellungen in Fig. 3 und 4 hervorgeht, bleibt der Kipphebel 32 so lange in seiner gesperrten Funktion, solange die Haltekraft am Haltearm 33, die in diesem Fall durch den Permanentmagneten 37 als magnetische Haltekraft erzeugt wird, größer ist als die Betätigungskraft am Führungsarm 34. Dabei sind Hebellängen und Angriffspunkte zu berücksichtigen, so dass die Absolutwerte der Kräfte unterschiedlich sein können. Die Betätigungskraft, die auf den Führungsarm 34 wirkt, wird durch die Fadenzugkraft des Faserstranges 42 bestimmt, der an der Oberfläche des Führungsarmes 34 geführt ist. Durch die an dem Haltearm 33 wirkende Haltekraft lässt sich somit eine Mindestzugkraft des Faserstranges bestimmen, durch welche eine Verschwenkung des Kipphebels 32 erfolgt. Sobald der Kipphebel 32 wegklappt, gelangt der Faserstrang 42 zur Schneide 41 des Messers 27 und wird unmittelbar durchtrennt. Anschließend lässt sich der Kipphebel 32 durch den Permanentmagneten, der auf den Haltearm 33 anziehend wirkt, wieder in eine Ausgangsposition führen.As from the illustrations in 3 and 4 shows, the rocker arm 32 remains in its locked function as long as the holding force on the support arm 33, in this case by the permanent magnet 37 as Magnetic holding force is generated, is greater than the actuation force on the guide arm 34. Here lever lengths and attack points are taken into account, so that the absolute values of the forces can be different. The actuating force acting on the guide arm 34 is determined by the yarn tension of the fiber strand 42 which is guided on the surface of the guide arm 34. By acting on the holding arm 33 holding force can thus be determined a minimum tensile force of the fiber strand, through which a pivoting of the rocker arm 32 takes place. As soon as the rocker arm 32 flips away, the fiber strand 42 reaches the cutting edge 41 of the knife 27 and is severed immediately. Subsequently, the rocker arm 32 can be guided back into a starting position by the permanent magnet, which has an attractive effect on the holding arm 33.

Bei der Übergabe des Faserstranges lässt sich dieser sowohl an der Spulspindel als auch an der Spulhülse durch Klemmen oder über Wickeln fixieren. Wesentlich hierbei ist, dass eine Durchtrennung des Faserstranges erst nach Aufbau einer Mindestzugspannung in dem Fadenstück des Faserstranges zwischen der Vollspule 6 und der zu übernehmenden Spulspindel 3.2 erfolgt.When transferring the fiber strand, it can be fixed to both the winding spindle and the winding tube by clamping or by winding. It is essential here that a severing of the fiber strand takes place only after the construction of a minimum tensile stress in the thread piece of the fiber strand between the full bobbin 6 and the winding spindle 3.2 to be taken over.

Der zuvor beschriebene Ablauf zur Übergabe des Faserstranges erfolgt in identischer Art und Weise bei der Übergabe des Faserstranges von der Spulspindel 3.2 zur Spulspindel 3.1. Die erfindungsgemäße Aufspulvorrichtung ist somit besonders geeignet, um bei relativ geringen Wickelgeschwindigkeiten und geringen Prozessgeschwindigkeiten sichere Fadenübergaben zu ermöglichen. Vorzeitige oder unregelmäßige Trennungen des jeweiligen Wickelgutes sind durch den Aufbau einer Mindestzugspannung ausgeschlossen.The procedure described above for transferring the fiber strand takes place in an identical manner during the transfer of the fiber strand from the winding spindle 3.2 to the winding spindle 3.1. The winding device according to the invention is thus particularly suitable for enabling reliable yarn transfers at relatively low winding speeds and low process speeds. Premature or irregular separations of the respective winding material are excluded by the construction of a minimum tensile stress.

Das Ausführungsbeispiel der erfindungsgemäßen Aufspulvorrichtung nach Fig. 1 und 2 ist beispielhaft. So lässt sich der Antrieb der Changiereinrichtung auch durch einen Linearmotor oder eine angetriebene Kehrgewindewelle ausführen. Je nach Spulgut könnte der Changierfadenführer auch durch ein Fadenführerelement oder ein Rollenpaar gebildet sein.The embodiment of the winding device according to the invention Fig. 1 and 2 is exemplary. Thus, the drive of the traversing device can also be by a linear motor or a driven Kehrgewindewelle To run. Depending on the Spulgut the traversing yarn guide could also be formed by a yarn guide element or a pair of rollers.

BezugszeichenlisteLIST OF REFERENCE NUMBERS

11
Gestellwandframe wall
22
Spulrevolverspindle turret
3.1, 3.23.1, 3.2
Spulspindelwinding spindle
4.1, 4.24.1, 4.2
Fangeinrichtungcatcher
5.1, 5.25.1, 5.2
Spulhülsewinding tube
66
Vollspulefull package
7.1, 7.27.1, 7.2
Trenneinrichtungseparator
88th
ChangiereinrichtungTraversing device
99
ChangierfadenführerTraversing thread guide
1010
Andrückwalzepressure roller
1111
Schwingewing
1212
Schwenkachseswivel axis
1313
Gewindewellethreaded shaft
1414
ChangierträgerTraversing carrier
15.1, 15.215.1, 15.2
Rollenpaarroller pair
16.1, 16.216.1, 16.2
Rollenträgerroller carrier
1717
Halterholder
1818
ChangierantriebTraversing drive
19.1, 19.219.1, 19.2
Spindelantriebspindle drive
2020
Steuereinrichtungcontrol device
2121
Revolverantriebrevolver drive
22.1, 22.222.1, 22.2
HaltestangeHandrail
23.1, 23.223.1, 23.2
Führungsstangeguide rod
24.1, 24.224.1, 24.2
Fadenführerthread guides
2525
Sensorsensor
2626
Sperrmittelblocking means
2727
Messerknife
28.1, 28.228.1, 28.2
Trägercarrier
29.1, 29.229.1, 29.2
Messerhalterknife holder
30.1, 30.230.1, 30.2
Führungsblechguide plate
3131
Führungsnutguide
3232
Kipphebelrocker arm
3333
Haltearmholding arm
3434
Führungsarmguide
3535
Schwenkachseswivel axis
3636
Kraftgeberforce transmitter
3737
Permanentmagnetpermanent magnet
3838
Messerträgerblade carrier
3939
Fangnutcatching groove
4040
Fanghakenhook
4141
Schneidercutter
4242
Faserstrangtow

Claims (12)

  1. A take-up winding device for the continuous winding of a fiber strand, having a rotatably mounted winding turret (2) with two rotationally drivable winding spindles (3.1, 3.2), which are retained in a projecting manner on the winding turret (2) and which have in each case one winding tube (5.1, 5.2) and one arrester unit (4.1, 4.2), with two severing units (7.1, 7.2), which are retained on the winding turret (2) and which are assigned to the winding spindles (3.1, 3.2), and with a traversing unit (8), which has a traversing thread guide (9) which can be moved parallel to the winding spindles (3.1, 3.2), wherein the traversing thread guide (9), for the transfer of the fiber strand from one of the winding spindles (3.1, 3.2) having a wound full package (6) to the other winding spindle (3.1, 3.2), is positionable outside of a traversing stroke,
    characterized in that
    both of the severing units (7.1, 7.2) have in each case one knife (27) and one blocking means (26) assigned to the knife (27), wherein the fiber strand (42) prior to severing is guided by the blocking means (26) and wherein the fiber strand (42), upon attaining a minimum tensile force, effects an unblocking of the blocking means (26) and can be fed to the knife (27).
  2. The take-up winding device as claimed in claim 1,
    characterized in that
    the knife (27) is assigned to a groove base of a guide groove (31) and in that the blocking means (26) is formed by a tilt lever (32) which is applied above the groove base of the guide groove (31) and which, upon attaining the minimum tensile force of the fiber strand, by folding away unblocks the groove base of the guide groove (31).
  3. The take-up winding device as claimed in claim 2,
    characterized in that
    the tilt lever (32) is formed from a retaining arm (33) and a guide arm (34) which is arranged in an angled manner to the retaining arm (33), and in that the tilt lever (32) is mounted on a pivot axle (35), wherein a force generator (36) acts on the retaining arm (33) and wherein the fiber strand (42) can be guided on the guide arm (34).
  4. The take-up winding device as claimed in claim 3,
    characterized in that
    the force generator (36) is formed by a permanent magnet (37), wherein the metallic retaining arm (33) can be releasably held on the permanent magnet (37).
  5. The take-up winding device as claimed in one of claims 1 to 4, characterized in that the winding turret (2) carries two retaining rods (22.1, 22.2), which are arranged offset against one another by 180°, and two guide rods (23.1, 23.2), which are arranged offset against one another by 180°, wherein during the transfer of the fiber strand one of the retaining rods (22.1, 22.2) and one of the guide rods (23.1, 23.2) guide the fiber strand between the two winding spindles (3.1, 3.2).
  6. The take-up winding device as claimed in claim 5,
    characterized in that
    the retaining rods (22.1, 22.2) have in each case a free end which extends parallel to the winding spindles (3.1, 3.2) up to beyond a package center, and in that the retaining rods (22.1, 22.2) have in each case a thread guide (24.1, 24.2) which effects a positioning of the fiber strand on the retaining rod (22.1, 22.2).
  7. The take-up winding device as claimed in claim 5 or 6, characterized in that the guide rods (23.1, 23.2) have in each case a free end which extends parallel to the winding spindles (3.1, 3.2) up to beyond the arrester units (4.1, 4.2).
  8. The take-up winding device as claimed in one of claims 1 to 7,
    characterized in that
    the arrester unit (4.1, 4.2) is formed by a plurality of arrester hooks (40) which are retained immediately next to the winding tube (5.1, 5.2) and distributed on the circumference of the respective winding spindle (3.1, 3.2).
  9. The take-up winding device as claimed in one of claims 1 to 8,
    characterized in that
    the traversing thread guide (9) is formed by at least two roller pairs (15.1, 15.2) which are oriented orthogonally to one another.
  10. The take-up winding device as claimed in claim 9, characterized in that the roller pairs (15.1, 15.2) are fastened on a mount (17) and in that the mount (17) is positionable via a drivable thread shaft (13).
  11. The take-up winding device as claimed in one of claims 1 to 10,
    characterized in that
    the traversing thread guide (9) is assigned a pressure roller (10) which is retained on the circumference of the package to be wound by a movable swing arm (11).
  12. The take-up winding device as claimed in claim 11, characterized in that a sensor (25) for monitoring the position of the pressure roller (10) is provided and in that the sensor (25) is coupled to a control unit (20) by which a turret drive (21) of the winding turret (2) can be controlled.
EP12745681.2A 2011-08-03 2012-08-03 Winding device Active EP2739555B1 (en)

Applications Claiming Priority (2)

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DE102011109263 2011-08-03
PCT/EP2012/065287 WO2013017694A1 (en) 2011-08-03 2012-08-03 Winding device

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CN (1) CN103717519B (en)
DE (1) DE102012107015A1 (en)
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Also Published As

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CN103717519B (en) 2016-06-29
EP2739555A1 (en) 2014-06-11
WO2013017694A1 (en) 2013-02-07
DE102012107015A1 (en) 2013-02-07
CN103717519A (en) 2014-04-09
JP6016509B2 (en) 2016-10-26
JP2013035686A (en) 2013-02-21

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