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
  • B65H67/00—Replacing or removing cores, receptacles, or completed packages at paying-out, winding, or depositing stations
  • B65H67/04—Arrangements 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
  • B65H67/0405—Arrangements for removing completed take-up packages or for loading an empty core
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
  • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
  • B65H2701/00—Handled material; Storage means
  • B65H2701/30—Handled filamentary material
  • B65H2701/31—Textiles threads or artificial strands of filaments

Definitions

• the invention relates to a device for winding a thread according to the preamble of claim 1.
• the known device for winding a thread has two winding spindles, which are held cantilevered on a spindle carrier.
• the spindle carrier is rotatably mounted in the form of a turntable in a machine frame, so that the winding spindles are alternately performed in an operating position for winding a thread and in a change position for changing a thread winding.
• a doffer is arranged in the lower part of the machine frame, which has a movable storage table.
• the storage table can in this case from a lower below the winding spindle arranged rest position out in the horizontal direction and vertical direction move.
• a device for winding threads in which the thread is also wound alternately on two winding spindles to a filament winding.
• the arranged in the lower machine frame of the winding doffer device also has a storage table, which is held vertically and horizontally movable in the machine frame.
• the parking position of the tray table is provided for automation in a lower region below the winding spindle, so that can be the thread winding Mosselen from the operating side of the winding spindle, so that the free end of the winding spindle for attaching an empty winding tube immediately after the yarn change is ready, but with the disadvantage that the Doffereinrich- tion must have a plurality of drive means for horizontal and vertical movement of the tray table.
• Another object of the invention is to provide a device for winding a thread of the generic type, with which very short changeover times for taking over a thread winding and equipping a winding tube on a winding spindle are executable.
• a device for winding a thread characterized in that the storage table is arranged in the machine frame immediately before the winding spindle held in the change position, and can be guided by a pivoting movement from the removal position to the parking position, wherein the thread winding in the Parking position of the tray table outside an imaginary axis extension of the held in the change position winding spindle is arranged.
• the invention has the particular advantage that the doffing device takes over the thread winding of the winding spindle with simple movements and short distances and thereby immediately freed the operation of the winding spindle for attaching a winding tube. It is irrelevant here whether the winding spindle carries only one thread winding or several thread windings.
• the thread wrap is deported from the winding spindle by separate means not associated with the tray table.
• the storage table can thus be guided with a simple pivoting movement from the removal position immediately in front of the winding spindle in a lower parking position. In the parking position of the tray table, the thread winding can be cached without the winding process is disturbed. In that regard, the final removal of the thread winding can be done shortly before the end of the winding time of the subsequent thread winding, so that a relatively long time corridor is created for the removal of the filament winding.
• To execute the pivoting movement of the storage table is preferably connected on one side via a pivot axis with the machine frame, wherein the pivotal movement of the delivery table is transverse to the winding spindle via a pivot actuator controllable.
• the storage table by a trough-shaped holding plate which, on a free longitudinal side, extends substantially parallel to the winding spindle.
• the trough-shaped holding plate is designed to be open on both end faces of the thread winding and in which in the park position the holding plate is assigned a push-off device for pushing off the yarn package, is particularly advantageous to automate the removal of the yarn package.
• the push-off device can be controlled, for example via a higher-level control device, at a point in time in which a removal of the thread winding is desired.
• the development of the invention is particularly advantageous in which a pivotable sleeve mandrel is held opposite to the winding spindles on a support of the machine frame and that the sleeve mandrel between a magazine position for takeover a winding tube and a spindle position for the transfer of the winding tube can be guided, wherein the sleeve mandrel is arranged in the spindle position in alignment with the winding spindle held in the change position.
• the integration of the pivoting sleeve mandrel in the machine frame guarantees alignment of the winding spindle and the sleeve mandrel without major misalignments.
• an automated transfer of the winding tube is possible without the risk of interference.
• the removal and transfer of the winding tube from a sleeve magazine can be formed particularly advantageous in that the sleeve mandrel is vertically aligned in the magazine position and is associated with a free end in the sleeve magazine for receiving the winding tube.
• the winding tube can be positioned on the circumference of the sleeve mandrel.
• the sleeve magazine is preferably formed above the winding spindles in front of the winding machine, the sleeve magazine having a guide tube for transferring the winding tube, which faces the sleeve tube in an open end.
• To transfer the winding tube to the winding spindle of the sleeve mandrel is preferably equipped on the circumference with a movable sleeve slide, which is controlled and activated by a separate actuator.
• the inventive device for winding only a single thread it is necessary to arrange in a spin line in several such devices for winding the plurality of threads side by side. It is particularly advantageous if, for the removal of the plurality of thread windings, a bobbin transport device is assigned, so that the deported from the tray table filament can be directly absorbed and removed.
• the device according to the invention is basically also suitable for winding several threads parallel to one another on a winding spindle, so that each of the winding spindles holds a plurality of thread windings next to one another.
• the device according to the invention will be explained in more detail below with reference to some exemplary embodiments with reference to the attached FIGURE.
• Fig. 1 shows schematically a side view of an embodiment of the device according to the invention
• FIG. 2 schematically shows a front view of the embodiment according to FIG. 1
• FIG. 3 and FIG. 4 shows schematically the front view of the embodiment according to FIG. 1 in several operating situations
• Fig. 5 shows schematically the side view of the embodiment of FIG. 1 at a sleeve transfer
• Fig. 1 shows the device in a side view
• Fig. 2 shows the device in a front view. Unless an explicit reference is made to one of the figures, the following description applies to both figures.
• the embodiment of the device according to the invention for winding a thread has a multi-part machine frame 1 for receiving the individual modules.
• the machine frame 1 has a stand 1.2, on which the uprising support in the form of a longitudinal member 1.3 and a cross member 1.4 are arranged.
• a spindle carrier 2 is held in the form of a rotatably mounted turntable.
• the spindle carrier 2 is coupled to a drive, not shown here.
• two rotatably mounted winding spindles 3.1 and 3.2 are arranged projecting.
• the winding spindle 3.1 and 3.2 are on a bearing side, each with a not shown here Drive coupled.
• winding spindle 3.1 and 3.2 each have a winding tube 18 is tensioned, which serves to receive a yarn winding 8.1.
• the winding spindles 3.1 and 3.2 are guided by the spindle carrier 2 alternately in an operating position and a change position. In Fig. 1 and Fig. 2, the winding spindle 3.1 is in an operating position and the winding spindle 3.2 in a change position.
• the winding spindle 3.1 cooperates with a pressure roller 4 and a traversing device 6 to wind a yarn 7 to a yarn winding 8.1.
• the pressure roller 4 is held for this purpose on a roller carrier 5, which is preferably held pivotably on the cross member 1.4.
• a winding thrust device 20 is arranged on the cross member 1.4, which is associated with a winding fork 20.1 of the winding spindle held in the alternating position in this case of the winding spindle 3.2.
• the push fork 20.1 of the winding thruster 20 is activated via a push cylinder 20.2 in order to deport a finished wound filament winding 8.2 from the circumference of the winding spindle 3.2.
• the push fork 20.1 parallel to the winding spindle 3.2 and forth.
• a doffer 9 is held in the machine frame 1.
• the Doffereinrich- device 9 has a storage table 10 which is connected via a pivot axis 12 with the side rail 1.3 of the machine frame 1.
• the storage table 10 is for this purpose formed as a trough-shaped holding plate 11.
• the holding plate 11 is U-shaped and has a free leg 11.1, a flat bottom 11.2 and a coupled to the pivot axis 12 leg 11.3.
• the free leg 11.1 and the flat bottom 11.2 enclose an angle which is formed in the range between 90 ° and 180 °. The angle is indicated in Fig. 2 by the reference numeral ⁇ .
• a pivoting actuator 13 Through which the retaining plate 11 between an upper acceptance position and a lower parking position is Agenkbar.
• the holding plate 11 is arranged in the parking position below in front of the winding spindle 3.2.
• the limb 11.1 protrudes toward the side of the device opposite the pivot axis 12 such that at least the angular range of the spindle support 2 is covered beyond the center of the spindle support.
• the holding plate 11 In the parking position, the holding plate 11 cooperates with a push-off device 14.
• the push-off device 14 has a punch 14.1 and a push actuator 14.2.
• the punch 14.1 cooperates with an end face of the held on the holding plate 11 thread winding 8.2.
• the holding plate 11 open to both end faces, so that by activating the push-off device 14, a held on the holding plate 11 filament winding can be deported.
• a mandrel carrier 1.1 is arranged, on which a pivotable sleeve mandrel 15 is held at a distance from the free ends of the winding spindles 3.1 and 3.2.
• the distance of the mandrel carrier 1.1 in the machine frame 1 is formed such that the sleeve mandrel 11 is held freely strig between a hori- zontalen spindle position and a vertical magazine position.
• the sleeve mandrel 15 is held in the spindle position with a short distance in alignment with the winding spindle held in the change position 3.2.
• the sleeve mandrel 15 is held by a pivot bearing 16 on the mandrel carrier 1, wherein here not shown pivot drive controls the movement of the sleeve mandrel 15 between the spindle position of the magazine position.
• the free end of the sleeve mandrel 15 is associated with a guide tube 19, which forms the outlet of a sleeve magazine 17.
• the sleeve magazine 17 is arranged above the machine frame 1.
• winding tubes 18 are kept ready, which are connected via the opening of the guide tube 19 to the sleeve mandrel 15 located in the magazine position.
• a sleeve distributor 22 is shown by way of example, which, when activated, supplies a winding tube 18 to the guide tube 19.
• a sleeve slide 21 is formed, which is formed with a projecting beyond the circumference of the sleeve mandrel 15 collar and in the axial direction of the sleeve mandrel 15 reciprocally guided.
• the sleeve slide 21 is associated with a drive which can be activated for insertion in the winding tube 18 on a winding spindle 3.2.
• FIGS. 3 and 4 shows, as already shown in FIG. 2, the operating situation, with the mandrel carrier 1.1 not being shown with the sleeve mandrel 15 for clarity.
• the yarn is supplied continuously and wound, for example, on the winding spindle 3.1 to form a thread winding 8.1.
• the yarn 7 is guided back and forth by the traversing device 6 within a traverse stroke, and then subsequently applied over the circumference of the pressure roller 4 to the filament winding 8.1.
• the thread winding 8.1 is wound on a winding tube 18, which is firmly clamped on the winding spindle 3.2.
• the winding spindle 3.1 is driven in such a way that the yarn 7 is wound at a substantially constant peripheral speed of the yarn winding 8.1.
• the diameter of the thread winding 8.1 is constantly increasing.
• the spindle carrier 2 is driven, so that the winding spindle 3.1 moves out of the operating position.
• the direction of movement of the spindle carrier is indicated by an arrow.
• the drive of the spindle carrier 2 is controlled such that a permanent contact between the pressure roller 4 and the thread winding 8.1 remains.
• the pressure roller 4 is preferably held on a pivotable roller carrier 5.
• the spindle carrier 2 is activated for rotation, so that the winding spindle passes with the finished wound filament winding in a change position. In this case, the opposite winding spindle is pivoted into the operating position, whereby the thread still moving to the finished wound thread winding is caught and severed, so that a winding winding can begin at the winding spindle pivoted into the operating position.
• the operating situation is shown after a change of thread, so that held in the change position winding spindles 3.2 holds a finished wound filament winding 8.2.
• the pivot actuator 13 Upon reaching the change position of the pivot actuator 13 is activated to actuate the tray table 10 at the same time.
• the storage table 10 is guided to the removal position.
• This situation can be seen in particular in Fig. 3.
• the retaining plate 11 lies with its bottom 11.2 at a height which is slightly lower than the peripheral surface of the thread winding 8.2 on the winding spindle 3.2.
• the winding thrust device 20 is activated so that the push fork 20.1 shifts the thread winding 8.2 from the winding spindle 2 and the thread winding 8.2 slides onto the holding plate 11.
• a control signal is generated to the pivoting actuator 13 of the deposition table 10 to press.
• the Schwenkaktor 13 leads the tray 10 from the removal position in the lower parking position. This situation is shown in FIG.
• a distance is formed between an imaginary axis extension of the winding spindle 3.2 and the circumference of the thread winding 8.2 in the parking position, so that an operation of the winding spindle 3.2 is free for attaching a winding tube.
• the push-off device 14 is activated after the parking position has been reached, so that the punch 14.1, driven by the push actuator 14, drives the flap. denwickel 8.2 departs from the support plate 11.
• the filament winding 8.2 can thus be transported fully automated without manual support to the reels.
• the delivery table 10 is preferably held in the parking position after delivery of the yarn package 8.2, as shown in Figures 1 and 2.
• the sleeve mandrel 15 is guided from its magazine position into the spindle position. This situation is shown in FIG. Previously, a winding tube 18 was fed from the sleeve magazine 17 via the guide tube 19 to the sleeve mandrel 15. Once the sleeve mandrel 15 has reached its Spulspindel ein aligned with the winding spindle 3.2, the sleeve valve 21 is activated so that the winding tube 18 is transferred from the sleeve mandrel 15 to the winding spindle 3.2.
• FIGS. 1 to 5 The embodiment of the device according to the invention shown in FIGS. 1 to 5 is particularly suitable for enabling fully automatic operation during winding and in particular in the production of synthetic threads. In this case, several threads can also be wound simultaneously in parallel on a winding spindle to thread windings. LIST OF REFERENCE NUMBERS

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• Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
• Preliminary Treatment Of Fibers (AREA)

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• 2008
  • 2008-02-07 CN CN2008800022662A patent/CN101583551B/zh not_active Expired - Fee Related
  • 2008-02-07 WO PCT/EP2008/051504 patent/WO2008095982A1/fr active Application Filing
  • 2008-02-07 EP EP08708784A patent/EP2132122B1/fr not_active Not-in-force
  • 2008-02-07 AT AT08708784T patent/ATE513781T1/de active

Non-Patent Citations (1)

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