EP2571797B1 - Machine de bobinage et procédé de surveillance d'une machine de bobinage - Google Patents

Machine de bobinage et procédé de surveillance d'une machine de bobinage Download PDF

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Publication number
EP2571797B1
EP2571797B1 EP11720769.6A EP11720769A EP2571797B1 EP 2571797 B1 EP2571797 B1 EP 2571797B1 EP 11720769 A EP11720769 A EP 11720769A EP 2571797 B1 EP2571797 B1 EP 2571797B1
Authority
EP
European Patent Office
Prior art keywords
winding
bobbin
distance
turret
contour
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Not-in-force
Application number
EP11720769.6A
Other languages
German (de)
English (en)
Other versions
EP2571797A1 (fr
Inventor
Andreas LÖFFLER
Axel Blumberg
Roland Oesterwind
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oerlikon Textile GmbH and Co KG
Original Assignee
Oerlikon Textile GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE201010022193 external-priority patent/DE102010022193A1/de
Priority claimed from DE201010049849 external-priority patent/DE102010049849A1/de
Priority claimed from DE201110016929 external-priority patent/DE102011016929A1/de
Application filed by Oerlikon Textile GmbH and Co KG filed Critical Oerlikon Textile GmbH and Co KG
Publication of EP2571797A1 publication Critical patent/EP2571797A1/fr
Application granted granted Critical
Publication of EP2571797B1 publication Critical patent/EP2571797B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H63/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions ; Quality control of the package
    • 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
    • B65H67/044—Continuous winding apparatus for winding on two or more winding heads in succession
    • B65H67/048—Continuous winding apparatus for winding on two or more winding heads in succession having winding heads arranged on rotary capstan head
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2553/00—Sensing or detecting means
    • B65H2553/20—Sensing or detecting means using electric elements
    • B65H2553/24—Inductive detectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2601/00—Problem to be solved or advantage achieved
    • B65H2601/50—Diminishing, minimizing or reducing
    • B65H2601/52—Diminishing, minimizing or reducing entities relating to handling machine
    • B65H2601/524—Vibration
    • 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 winding machine for winding threads into coils according to the preamble of claim 1 and to a method for monitoring and / or controlling a winding machine according to the preambles of claims 16 and 20.
  • a generic winding machine and a generic method for controlling and monitoring a winding machine are from the WO 1996/033939 and from the DE 10 2005 030 714 A1 known.
  • the known winding machine is used in spinning systems for winding up freshly spun synthetic threads.
  • a group of filaments are wound together after spinning and drawing in parallel with spools.
  • the winding machine has two discharging winding spindles, which are held offset from one another on a rotatable winding turret.
  • the winding spindles are guided by the spool turret alternately into a winding area and into a changing area.
  • the group of threads is wound parallel to the coils.
  • the winding spindle cooperates with a pressure roller, which rests on the circumference of the wound coils.
  • the pressure roller is held on a movable roller wheels, which in this case performs the evasive movement to grow the coils.
  • the coils are held next to each other on the winding spindle.
  • high yarn speeds are achieved, which can be more than 6000 m / min.
  • the winding spindle held in the winding area is driven at a speed which results in a substantially constant peripheral speed of the bobbins and thus a constant take-up speed.
  • the winding spindle is driven in a speed range from about 2000 rpm to about 30,000 rpm when winding up the threads. With such high Speeds thus lead the least imbalance on the winding spindle to unwanted vibrations.
  • it is known to previously dynamically balance the winding spindles without load of the spools this does not allow unforeseen disturbances in the structure of the spools during winding, for example due to yarn tension fluctuations, to be detected.
  • the known winding machine In order to detect the vibrations occurring during operation on the winding spindles, the known winding machine on a measuring device.
  • the measuring device has per winding spindle to an acceleration sensor which is arranged directly on a spindle carrier of the winding spindle.
  • the measuring signals are transmitted by a rotary transformer or by radio signals to a measuring station, in which an evaluation of the measuring signal is feasible.
  • the known winding machine and the known method for monitoring the winding machine based on the fact that the measurement signals from the rotating Spulrevolver on which the winding spindles are held, is transmitted to a stationary measuring station.
  • additional disturbing influences on the one hand directly from the vibration excitation result and on the other hand act by external influences, inevitable.
  • a distance sensor is associated with each of the winding spindles in order to monitor a distance between a chuck and an axis of the winding spindle.
  • the measurement signals of the distance sensor are also transmitted without contact from the winding turret to a stationary measuring station.
  • disturbances by the signal transmission from a rotating component to a stationary measuring station are also possible here.
  • a winding machine in which the pressure roller is held on a pivotable rocker is, on which a damping means for vibration damping attacks.
  • the damping means is adjustable via a control device, wherein the control device is coupled to a vibration sensor.
  • the vibration sensor is attached to the rocker, so that the damping means is adjustable in dependence on the instantaneous vibration conditions of the rocker.
  • Another object of the invention is to design the measuring device within the winding machine reliable with the highest possible functionality.
  • the measuring device has a stationary distance sensor and that on one of the movable components, a distance contour is formed, which cooperates without contact with the distance sensor.
  • the solution results from the fact that during the winding of the coils caused by vibrations of a winding spindle change in position of the winding turret and / or the roller carrier is measured without contact by a distance measurement.
  • the invention is characterized in that the measurement of the oscillations is displaced in a region of the winding machine in which no rotational transmission of the measuring signals is required.
  • the invention makes use of the knowledge that the oscillations carried out on a winding spindle are transmitted via the bearing of the winding spindle and the bearing of the pressure roller to the components movably held in the machine frame.
  • the oscillations carried out on a winding spindle are transmitted via the bearing of the winding spindle and the bearing of the pressure roller to the components movably held in the machine frame.
  • Such component vibrations cause the layers of the component in the machine frame to change in short time intervals. This vibration-like position changes can be advantageously measured by a contactlessly held in the machine frame distance sensor.
  • the distance contour on the component is adapted to a movement path of the component relative to the machine frame. So it is common that such components can be performed as a linear slide or as a rotor or rocker on a circular path.
  • Another advantage of the invention is that the vibration detection does not depend on a connection between a vibration sensor and a vibrating component.
  • Such interference-sensitive compounds for producing a contact between the vibration sensor and the component can be avoided by the contactless detection of the vibration.
  • the distance sensor can be advantageous fasten in zones of the machine frame, which are less susceptible to vibration.
  • a movable component of the winding turret is particularly suitable as a carrier of the winding spindles to detect the vibrations of the winding spindle held in the winding spindle.
  • a circumferential distance contour on the winding turret.
  • the distance contour forms with the distance sensor a measuring distance, which is determined by the choice of the distance contour.
  • the spacing contour is rotationally symmetrical relative to the axis of rotation of the winding turret. This makes it even possible to carry out measurements in the stationary as well as in the rotating state of the winding turret.
  • a different static distance between the distance sensor and the distance contour can be provided for each rotation angle of the winding turret.
  • This development of the invention is particularly advantageous for carrying out particularly critical areas of the winding process, for example at the end of a winding cycle. Accordingly, in the states in which the reel turret assumes uncritical regions, it is not possible to carry out measurements.
  • the development of the invention is preferably used, in which the spacing contour is formed on a spacer ring and in which the spacer ring is held on the winding turret.
  • the spacer ring can be easily attached to a spool turret without any problems.
  • the spacing contour is preferably determined on the spacer ring by its shape. In principle, however, it is also possible to form the spacing contour on the spacer ring asymmetrically. Preferably, however, the spacer ring is circular and arranged centric or eccentric to the axis of rotation of the winding turret. Thus, the outer contour of the spacer ring can be used directly as a spacer contour.
  • the development of the invention is particularly advantageous, in which the measuring device has a second distance sensor, wherein the two distance sensors are offset by an angle of 90 ° to each other.
  • both measuring signals of the distance sensors can be used to uniquely determine the revolver vibrations.
  • the invention provides the variant in which the spacing contour is formed on the roller carrier.
  • the roll carrier can be designed both as a carriage with a linear trajectory or as a rocker with a circular trajectory.
  • the roller carrier is formed by a rocker
  • the spacing contour is formed on a sensor plate which is attached to the rocker in the vicinity of a pivot axis.
  • the distance sensor is preferably aligned at a short distance orthogonal to the distance contour.
  • the distance between the distance sensor and the distance contour is selected such that even with the largest amplitudes of the component vibration no contact between the distance contour and the distance sensor occurs.
  • the measuring device is connected according to an advantageous embodiment of the invention with a control device in which an evaluation unit analyzes the measurement signals and converts.
  • comparisons can advantageously be made with limit values for impermissible oscillation forms, so that a shutdown of the winding machine can be initiated directly if the limit value is exceeded.
  • the control device in which the control device is connected to a turret drive of the winding turret, offers the additional advantage that the measuring signals can also be used to control the Spulrevolvermony, for example, to increase the distance between the winding spindle and the pressure roller due to the coil growth.
  • the measurement signal can also be used advantageously for determining the angular position of the winding turret. Due to the geometric relationship between the position of the winding spindle on the winding turret, the coil diameter of the coil on the winding spindle and the position of the pressure roller or the roller carrier, a calculation or even a direct measurement of the angular position of the winding turret is possible.
  • non-contact induction sensors are preferably used, which cooperates with the spacing contour of a metallic material.
  • directly current, voltage and / or frequency signals can be generated, which are directly convertible to corresponding control commands within the evaluation unit or the control device.
  • the induction sensor for picking up the signals according to a development of the invention has an analog output.
  • the inventive method for monitoring a winding machine is characterized in that during winding of the coils caused by vibrations of one of the winding spindles position change of one of the movable components is measured within a machine frame.
  • the vibration excitation of the component generated by the vibration of the winding spindle directly on measured the component.
  • the direct relationship between the vibrations of the winding spindle and those caused on the component component vibrations thus allows monitoring of the winding spindle vibrations without direct attack on the winding spindles. Impermissible vibration phenomena, which were previously transferred into impermissible vibration phenomena of the component, thus allow a direct intervention in the operation of the winding machine.
  • the conditional change of the component caused by the component oscillation is detected by a distance measurement.
  • the component vibrations of the winding turret are suitable as a carrier of the winding spindles and the roller carrier as a holder of the pressure roller adjacent to the circumference of the coils.
  • the method variant is preferably used, in which the changes in position of the winding turret at a standstill and / or a rotary movement of the winding turret is measured.
  • winding machines in which the Spulrevolver is operated cyclically for adjusting the winding spindle, and also winding machines, in which the Spulrevolver is rotated continuously during a winding cycle, be monitored without interruption.
  • the inventive method for controlling and monitoring a winding machine is characterized in that during the winding of the coils, a change in position of the pressure roller and / or a change in position of the winding turret due to a vibration of the winding spindle and is measured without contact due to a coil increase of the wound coils with a distance sensor and that the measurement signals of the distance sensor are used for controlling the turret drive and the spindle drives.
  • several functions of the winding machines can be linked directly via a sensor monitoring.
  • the direct relationship between the oscillations of the winding spindle and those caused on the roller carrier or on the winding turret component vibrations thus allows monitoring of the winding spindle vibrations without direct attack on the winding spindles.
  • Impermissible vibration phenomena which were previously transferred into impermissible vibration phenomena of the winding turret, thus permit direct intervention in the operation of the winding machine. This is superimposed on a drive control of Spulrevolvers instead, by which a continuous winding of the coils is possible with unchanged position of the pressure roller.
  • the change in position of the roller carrier or the change in position of the winding turret are preferably detected contactlessly by an idiometric sensor which generates proportional current, voltage and / or frequency signals per distance value.
  • an idiometric sensor which generates proportional current, voltage and / or frequency signals per distance value.
  • FIG. 1 a first embodiment of the winding machine according to the invention is shown schematically in a front view.
  • the winding machine has a rotatably mounted Spulrevolver 1, which is held in a rotary bearing 9 of a machine frame 2.
  • the machine frame 2 is preferably designed as a turret housing.
  • the winding turret 1 is coupled to a turret drive 10, by means of which the winding turret 1 can be driven for rotation in the direction of the arrow.
  • the winding turret 1 carries two winding spindles 3.1 and 3.2 arranged offset from each other by an angle of 180 °.
  • the winding spindles 3.1 and 3.2 are projectingly held on the winding turret 1 and each coupled to a spindle drive, not shown here.
  • the winding spindles 3.1 and 3.2 are alternately guided by rotation of the winding turret 1 in a winding area and a change area to continuously wind a plurality of filaments 15 to a respective coil 5.
  • the winding spindle 3.1 is in the winding area and the winding spindle 3.2 in a changing area.
  • the winding spindle 3.1 carries a plurality of winding tubes 4 and a respective wound coil 5, to which the threads 15 are wound.
  • the winding spindle 3.2 held in the change region is already freed from the finished wound coils and carries new winding tubes 4.
  • the number of simultaneously wound on a winding spindle 3.1 and 3.2 coils is dependent on the melt spinning process. Thus, for example, 6, 8, 10, 12 or even 16 threads can be wound simultaneously into coils on one of the winding spindles 3.1 and 3.2.
  • the winding spindle 3.1 cooperates with a pressure roller 6 and a traversing device 7.
  • the traversing device 7 and the pressure roller 6 are arranged on a traversing beam 8, which is projectingly connected to the machine frame 2.
  • the traversing beam 8 is fixedly coupled to the machine frame 2, wherein the pressure roller 6 is held on the traversing beam 8 via a movable roller carrier 20.
  • the traversing beam 8 movably connected to the machine frame 2 such that during winding of the coils 5, the pressure roller 6 is guided by an evasive movement of the traversing beam 8 to a coil growth of the coils 5 at a fixed position of the winding spindles 3.1 to enable.
  • the evasive movement to increase the center distance between the winding spindle 3.1 and the pressure roller 6 is performed by the rotational movement of the winding turret 1, so that the winding spindle 3.1 occupies several positions in the winding area.
  • the turret drive 10 is controlled via a control device 14.
  • the control device 14 is also connected to the drives of the winding spindles 3.1 and 3.2 and the traversing device 7, which are not shown here.
  • the traversing device 7 has per thread each a traversing unit, in which traversing means are provided for reciprocating the thread.
  • Such traversing means can be formed for example by rotating blades or rotating Kehrgewindewalzen.
  • the distance sensor 11.1 is held stationary on the machine frame 2 and directly upstream of the pivot bearing 9 of the winding turret 1.
  • a circumferential distance contour 13 is formed on the winding turret 1, which cooperates with the distance sensor 11.1 and spans with this a common measuring plane.
  • the spacing contour 13 is formed symmetrically with respect to a rotation axis 12 of the winding turret 1.
  • the distance contour 13 is circular in shape with an outer diameter which is smaller than the diameter of the pivot bearing 9.
  • the circular distance contour 13 is formed centrally to the axis of rotation 12 on the Spulrevolver 1, so that upon rotation of the Spulrevolvers 1 a between the distance sensor 11.1 and the distance contour 13 trained measuring distance sets.
  • the distance sensor 11.1 is coupled via a signal line to an evaluation unit 19, in which the measurement signals of the distance sensor 11.1 are converted into a revolver oscillation.
  • the evaluation unit 19 of the instantaneous actual state of the turret vibration of the winding turret 1 is compared with permissible borderline vibration states of the winding turret to generate upon detection of impermissible vibrations directly in the control device 14, a control command for shutdown.
  • the evaluation unit 19 is coupled to the control device 14.
  • the measurement of the change in position of the winding turret 1 can be detected by the circular formation of the spacer contour 13 in any angular position of the winding turret.
  • the changes in position of the winding turret which make themselves directly proportional to the distance contour noticeable, can be detected with a stationary winding turret or with rotating winding turret 1.
  • the winding turret 1 is cyclically rotated in such a way that the bobbin 5 can grow during the winding cycle at a substantially unchanged position of the pressure roller 6.
  • the distance sensor 11.1 of the measuring device 11 is preferably designed as a non-contact indication sensor so that the distance sensor 11.1 directly generates current and voltage signals which can advantageously be converted directly into control pulses in the evaluation device 19 ,
  • the spacing contour 13 on the winding turret 1 made of a metallic material, which also facilitates an immediate Anformung the distance contour 13 to the winding turret 1.
  • FIG. 2 and FIG. 3 a further embodiment of the winding machine according to the invention is shown.
  • the further training example is in FIG. 2 schematically in a side view and in FIG. 3 shown schematically in a rear view. Unless an explicit reference is made to one of the figures, the following description applies to both figures.
  • FIG. 2 and 3 is essentially identical to the embodiment according to FIG. 1 constructed so that the components with the same functions have been given identical reference numerals and so that then only the differences will be explained and otherwise reference is made to the above description.
  • the winding spindles 3.1 and 3.2 are rotatably mounted on the Spulrevolver 1 and coupled to the arranged at the rear spindle drives 16.1 and 16.2.
  • the winding turret 1 is rotatably mounted in the pivot bearing 9 of the machine frame 2 and is driven by a drive chain 17 which is connected to the turret drive 10.
  • the turret drive 10 and the spindle drives 16.1 and 16.2 are coupled to the control device 14.
  • a spacer ring 18 is attached to the winding turret 1.
  • the spacer ring 18 forms at its outer diameter, the distance contour 13.
  • the spacer ring 18 is circular in this embodiment, wherein the distance contour 13 is equivalent to the shape of the spacer ring 18.
  • the spacer ring 18 is held eccentrically to the axis of rotation 12 of the winding turret 1.
  • the spacer ring 18 is associated with a measuring device 11, which has two offset by an angle of 90 ° to each other distance sensors 11.1 and 11.2.
  • the distance sensors 11.1 and 11.2 are arranged stationary within the machine frame 2 and aligned at a short distance orthogonal to the circumferential distance contour 13 of the spacer ring 18.
  • the distance sensors 11.1 and 11.2 of the measuring device 11 are coupled to an evaluation unit 19, which is integrated directly in the control device 14. Within the evaluation unit 19, the measurement signals of the distance sensors 11.1 and 11.2 are converted directly to a revolver vibration.
  • Winding machine can be the distance sensors 11.1 and 11.2 additionally use to capture the respective angular position of the winding turret 1. Due to the eccentric arrangement of the spacer ring 18 to the axis of rotation 12 turns with rotation of the winding turret 1 between the distance contour 13 and the distance sensors 11.1 and 11.2 a continuously variable distance. The absolute size of the distance value between the distance sensors 11.1 or 11.2 and the distance contour 13 can be converted directly into an angular position of the winding turret.
  • the distance measurements for the identification of impermissible vibrations in dependence on an angular position on the winding machine can be performed.
  • the monitoring of the winding machine can be carried out independently of the respective operating state of the winding turret.
  • the changes in position of the winding turret resulting from the oscillations of the winding turret can be measured at a standstill or during a rotary movement of the winding turret.
  • FIGS. 1 to 3 illustrated embodiments are exemplary only in their execution. In principle, it is also possible to form a spacer ring 18 centrally and to combine it with only one distance sensor. Alternatively, however, there is also the possibility in which in FIG. 1 illustrated embodiment, the outer contour 13 asymmetric to form the axis of rotation 12, so that set on the rotation angle of the winding turret different distance values between the distance sensor 11.1 and the outer contour 13. Thus, in addition to the vibration monitoring, a determination of the angular position of the winding turret would be possible.
  • the distance contour is exemplary circular.
  • Such asymmetrical shapes of the spacing contour 13 allow one over the entire circumference of the winding turret reaching angular positioning.
  • each angular position of the winding turret can be assigned a specific value of the measuring distance, so that each measuring signal of the distance sensor 11 can be assigned a specific angular position.
  • the winding spindles 3.1 and 3.2 can be guided, in particular in the winding area, into exact predetermined angular positions by the winding turret 1, so that the measuring signals can advantageously also be used to control the turret 10.
  • the measuring distance to the distance sensor 11.1 between a minimum value and a maximum value is changed during a revolution of the winding turret 1 through 180 °.
  • the signals generated by the distance sensor 11.1 can be converted directly into an angular position of the winding turret 1 within the control device 14.
  • to perform a Spul Touch is in the in Fig. 1 shown situation of the turret drive 10 via the control device 14 is activated.
  • the Spulrevolver 1 pivots the winding spindle 3.1 from the Aufspul Scheme and leads them into the exchange area.
  • the distance contour 13 is guided past the distance sensor 11.1, so that the measuring distance and thus the measuring signals of the distance sensor 11.1 change.
  • the revolver drive 10 is deactivated.
  • the winding spindle 3.2 in the winding area and winding spindle 3.1 is in the change area. Now the yarn transfer can be done and wound on the winding spindle 3.2 a new coil.
  • the measuring device 11 can therefore be used advantageously for monitoring the vibrations in the winding machine and for controlling the winding machine for winding the threads.
  • FIG. 4 and 5 is a further embodiment of the winding machine according to the invention shown schematically in a front view and a side view.
  • the embodiment is essentially identical to the embodiment of the winding machine according to FIG. 1 and 2 so that reference is made to the above description and only the differences will be explained below.
  • the winding spindle 3.1 projecting on the winding turret 1 interacts with a pressure roller 6 and a traversing device 7.
  • the traversing device 7 and the pressure roller 6 are arranged on a traversing beam 8, which is projectingly connected to the machine frame 2.
  • the traversing beam 8 is fixedly coupled to the machine frame 2, wherein the pressure roller 6 is held on the traversing beam 8 via a movable roller carrier 20.
  • the roller carrier 20 is formed as a rocker 21, which is held at one end via a pivot axis 22 on the machine frame 2 and the traversing beam 8. At the free end of the rocker 21, the pressure roller 6 is rotatably mounted with their ends.
  • the rocker 21 may be fork-shaped or formed by two partial oscillations.
  • the roll carrier as a lifting slide, which is held linearly displaceably on the machine frame 2 in order to allow a winding increase of the wound coils 5 in a fixed position of the winding spindles 3.1.
  • the evasive movement to increase the center distance between the winding spindle 3.1 and the pressure roller 6 is performed by the rotational movement of the winding turret 1, so that the winding spindle 3.1 occupies several positions in the winding area.
  • the turret drive 10 is controlled via a control device 14.
  • the control device 14 is also connected to the spindle drives 16.1 and 16.2 of the winding spindles 3.1 and 3.2 and the traversing device 7.
  • the traversing device 7 has per thread each a traversing unit, in which traversing means are provided for reciprocating the thread.
  • Such traversing means can be formed for example by rotating blades or rotating Kehrgewindewalzen.
  • the winding machine has a measuring device 11, which is formed in this embodiment by a distance sensor 11.1.
  • the distance sensor 11.1 is held stationary on the machine frame 2 or the traversing beam 8 and assigned directly to the roller carrier 20 of the pressure roller 6.
  • the distance sensor 11.1 is arranged at a bearing end of the rocker 21 in the vicinity of the pivot axis 22.
  • a sensor plate 23 is attached to the rocker 21 with a distance contour 13, which cooperates with the distance sensor 11.1 and spans with this a common measurement plane.
  • the distance contour 13 is selected relative to the sensor head of the distance sensor 11.1 so that for each height position of the pressure roller 6 and thus for each angular position of the rocker 21, a certain distance value between the sensor plate 23 and the distance sensor 11.1 sets.
  • the distance sensor 11.1 is formed as an induction sensor with an analog output, wherein the sensor plate 23 is formed of a metallic material.
  • the analogue output on the induction sensor is used to pick up the current or voltage signals, each of which corresponds to a specific distance value.
  • the distance sensor 11.1 is coupled via a signal line to an evaluation unit 19, in which the measurement signals of the distance sensor 11.1 are analyzed and converted.
  • a time course of the measuring signals is detected and analyzed for vibration detection. Both maximum vibration amplitudes and vibration frequencies can be analyzed and evaluation in the evaluation unit 19 are used. It is likewise possible for the measurement signals to be compared directly with stored limit values for oscillation amplitudes and oscillation frequencies. If unacceptable vibrations are detected, a control command for switching off the relevant spindle drive 16.1 or 16.2 is generated within the control device 14 so that the winding process of the threads on the relevant winding spindle 3.1 or 3.2 can be interrupted.
  • the evaluation unit 19 is coupled to the control device 14.
  • the absolute size of the distance value between the distance sensors 11.1 of the distance contour 13 determines an altitude of the pressure roller 6, which is determined by the increase of the wound coils 5 with stationary winding spindle 3.1 or 3.2. From this, an angular position of the winding turret can be determined. In that regard, the distance measurements for the identification of impermissible vibrations in dependence on an angular position on the winding machine can be performed. In this case too, the monitoring of the winding machine can be carried out independently of the respective operating state of the winding turret. So can be measured from the vibrations of the roller carrier at standstill or during a rotary movement of the winding turret.
  • the absolute distance values or the angular positions of the winding turret 1 are used within the control device 14 in order to control the turret drive 10 of the winding turret 1 for carrying out the deflection movement of the winding spindle 3.1 or 3.2 during the winding of the threads 5.
  • the control device 14 is connected to the turret drive 10.
  • FIGS. 4 and 5 illustrated embodiment is in the embodiment only exemplary.
  • the distance contour and the distance sensor set distance would be advantageously set by the distance contour to a constant value.

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  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
  • Replacement Of Web Rolls (AREA)
  • Winding Filamentary Materials (AREA)

Claims (20)

  1. Machine de bobinage pour enrouler des fils en bobines comprenant deux broches de bobine pouvant être entraînées (3.1, 3.2) pour recevoir et enrouler les bobines (5), comprenant une tourelle de bobine (1) montée à rotation dans un bâti de machine (2), laquelle retient en porte-à-faux les broches de bobine (3.1, 3.2) et laquelle guide les broches de bobine (3.1, 3.2) par rotation en alternance dans une région de bobinage et dans une région de changement, comprenant un rouleau de pressage (6) associé aux broches de bobine (3.1, 3.2) dans la région de bobinage, lequel est retenu sur un support de rouleau mobile (20) et comprenant un dispositif de mesure (11) pour détecter des vibrations d'au moins l'une des broches de bobine (3.1, 3.2), caractérisée en ce que
    le dispositif de mesure (11) présente un capteur d'espacement fixe (11.1) et en ce qu'un contour d'espacement (13) est réalisé au niveau de l'un des composants (1, 20) retenus de manière mobile dans le bâti de machine (2), lequel coopère sans contact avec le capteur d'espacement (11.1).
  2. Machine de bobinage selon la revendication 1,
    caractérisée en ce que
    le contour d'espacement (13) est réalisé tout autour de la tourelle de bobine (1).
  3. Machine de bobinage selon la revendication 2,
    caractérisée en ce que
    le contour d'espacement (13) est réalisé par rapport à l'axe de rotation (12) de la tourelle de bobine (1) avec une symétrie de révolution ou avec une asymétrie de révolution.
  4. Machine de bobinage selon la revendication 2 ou 3,
    caractérisée en ce que
    le contour d'espacement (13) est réalisé au niveau d'une bague d'espacement (18) et en ce que la bague d'espacement (18) est retenue sur la tourelle de bobine (1).
  5. Machine de bobinage selon la revendication 4,
    caractérisée en ce que
    la bague d'espacement (18) est réalisée sous forme circulaire et en ce que la bague d'espacement (18) est disposée de manière centrée ou excentrée par rapport à l'axe de rotation (12) de la tourelle de bobine (1).
  6. Machine de bobinage selon l'une quelconque des revendications 2 à 5,
    caractérisée en ce que
    le dispositif de mesure (11) présente un deuxième capteur d'espacement (11.2) et en ce que les deux capteurs d'espacement (11.1, 11.2) sont associés au contour d'espacement (13) de manière décalée l'un par rapport à l'autre d'un angle de 90°.
  7. Machine de bobinage selon l'une quelconque des revendications 2 à 6,
    caractérisée en ce que
    le capteur d'espacement (11.1) et le contour d'espacement (13) sont réalisés sur un côté d'entraînement de la tourelle de bobine (1) à l'intérieur d'un boîtier de tourelle (2).
  8. Machine de bobinage selon la revendication 1,
    caractérisée en ce que
    le contour d'espacement (13) est réalisé sur le support de rouleau (20).
  9. Machine de bobinage selon la revendication 8,
    caractérisée en ce que le contour d'espacement (13) est réalisé au niveau d'une plaque de palpeur (23) qui est fixée, à proximité d'un axe de pivotement (22) du support de rouleau (20) réalisé sous forme de bras oscillant (21), sur ledit bras oscillant (21).
  10. Machine de bobinage selon l'une quelconque des revendications 1 à 9,
    caractérisée en ce que
    le capteur d'espacement (11.1) est orienté à faible distance perpendiculairement au contour d'espacement (13) au niveau du bâti de la machine (2).
  11. Machine de bobinage selon l'une quelconque des revendications 1 à 10,
    caractérisée en ce que
    le dispositif de mesure (11) est connecté à un dispositif de commande (14) et en ce que le dispositif de commande (14) présente une unité d'analyse (19) pour traiter et convertir des signaux de mesure.
  12. Machine de bobinage selon l'une quelconque des revendications précédentes,
    caractérisée en ce que
    le dispositif de commande (14) est accouplé à des entraînements de broche (16.1, 16.2) associés aux broches de bobine (3.1, 3.2) et en ce que les entraînements de broche (16.1, 16.2) peuvent être commandés en fonction des signaux de mesure du capteur d'espacement (11.1).
  13. Machine de bobinage selon la revendication 11 ou 12,
    caractérisée en ce que
    le dispositif de commande (14) est accouplé à un entraînement de tourelle (10) et en ce que l'entraînement de tourelle (10) peut être commandé en fonction des signaux de mesure du capteur d'espacement (11.1).
  14. Machine de bobinage selon l'une quelconque des revendications 1 à 13,
    caractérisée en ce que
    le capteur d'espacement (11.1) est réalisé sous forme de capteur à induction sans contact, qui coopère avec le contour d'espacement (13) constitué d'un matériau métallique.
  15. Machine de bobinage selon la revendication 14,
    caractérisée en ce que
    le capteur à induction présente une sortie analogique permettant de prélever des signaux de tension, de courant et/ou de fréquence.
  16. Procédé pour surveiller une machine de bobinage comprenant deux broches de bobine (3.1, 3.2) montées en porte-à-faux sur une tourelle de bobine (1), sur lesquelles plusieurs fils sont enroulés en alternance pour former des bobines (5), dans lequel l'une des broches de bobine (3.1, 3.2), pendant l'enroulement des fils pour former des bobines, coopère avec un rouleau de pressage (6) qui est retenu au niveau d'un support de rouleau mobile (20),
    caractérisé en ce que
    pendant l'enroulement des bobines (5), une variation de position provoquée par des vibrations de l'une des broches de bobine (3.1, 3.2) de l'un des composants retenus de manière mobile à l'intérieur d'un bâti de machine (2), à savoir de la tourelle de bobine (1) et/ou du support de rouleau (20), est mesurée sans contact par une mesure d'espacement.
  17. Procédé selon la revendication 16,
    caractérisé en ce que
    la variation de position du rouleau de pressage (6) et/ou la variation de position de la tourelle de bobine (1) est/sont détectée(s) par une mesure d'espacement sans contact par un capteur à induction (11.1) qui produit un signal de courant, de tension et/ou de fréquence proportionnel pour chaque valeur d'espacement.
  18. Procédé selon la revendication 16,
    caractérisé en ce que
    la mesure d'espacement est réalisée par un capteur d'espacement (11.1) orienté perpendiculairement à un contour d'espacement (13) ou par deux capteurs d'espacement (11.1, 11.2) disposés par rapport à un contour d'espacement (13) de manière décalée suivant un angle de 90°.
  19. Procédé selon la revendication 16 ou 18,
    caractérisé en ce que
    la variation de position de la tourelle de bobine (1) est mesurée lors d'un arrêt et/ou d'un mouvement de rotation de la tourelle de bobine.
  20. Procédé de commande et de surveillance d'une machine de bobinage comprenant deux broches de bobine (3.1, 3.2) montées en porte-à-faux sur une tourelle de bobine (1), sur lesquelles plusieurs fils sont enroulés en alternance pour former des bobines (5), dans lequel l'une des broches de bobine (3.1, 3.2), pendant l'enroulement des fils pour former des bobines, coopère avec un rouleau de pressage (6) qui est retenu au niveau d'un support de rouleau mobile (20),
    caractérisé en ce que
    pendant l'enroulement des bobines (5), une variation de position du rouleau de pressage (6) et/ou une variation de position de la tourelle de bobine (1) causées par vibration de la broche de bobine et par une augmentation de bobine des bobines enroulées (5) sont mesurées sans contact avec un capteur d'espacement (11.1) et en ce que les signaux de mesure du capteur d'espacement sont utilisés pour commander l'entraînement de la tourelle et les entraînements de broche.
EP11720769.6A 2010-05-20 2011-05-20 Machine de bobinage et procédé de surveillance d'une machine de bobinage Not-in-force EP2571797B1 (fr)

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DE201010022193 DE102010022193A1 (de) 2010-05-20 2010-05-20 Aufspulmaschine
DE201010049849 DE102010049849A1 (de) 2010-10-27 2010-10-27 Aufspulmaschine und Verfahren zur Überwachung einer Aufspulmaschine
DE201110016929 DE102011016929A1 (de) 2011-04-13 2011-04-13 Aufspulmaschine und Verfahren zur Überwachung einer Aufspulmaschine
PCT/EP2011/058247 WO2011144732A1 (fr) 2010-05-20 2011-05-20 Machine de bobinage et procédé de surveillance d'une machine de bobinage

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JP2016508473A (ja) * 2013-01-24 2016-03-22 エーリコン テクスティル ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフトＯｅｒｌｉｋｏｎ Ｔｅｘｔｉｌｅ ＧｍｂＨ ＆ Ｃｏ． ＫＧ 巻取り機
CN104444603A (zh) * 2014-11-03 2015-03-25 竺珺 一种含有单条键和多个键槽的纺织绕线机
CN104828639A (zh) * 2015-04-28 2015-08-12 苏州如盛化纤有限公司 精密卷绕的纺丝卷绕装置
WO2020144530A1 (fr) * 2019-01-07 2020-07-16 Lohia Corp Limited Procédé permettant de positionner précisément une broche dans un enrouleur automatique de type à tourelle
CN115379998A (zh) * 2020-04-11 2022-11-22 欧瑞康纺织有限及两合公司 用于卷绕机的卷绕转台的旋转控制的方法和卷绕机
CN114044405B (zh) * 2021-11-08 2023-01-10 杭州天启机械有限公司 自动换筒络纱机及其控制方法

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JPH06117837A (ja) * 1992-10-07 1994-04-28 Tamagawa Seiki Co Ltd コイル終端の段差検出方法
JPH08301523A (ja) * 1995-04-28 1996-11-19 Toray Ind Inc 糸条の巻取方法およびその巻取装置
JP3147820B2 (ja) * 1997-06-05 2001-03-19 村田機械株式会社 紡糸巻取機
JPH11334999A (ja) * 1998-05-27 1999-12-07 Toray Eng Co Ltd 糸条の巻取方法およびその巻取装置
DE10046603A1 (de) 1999-09-28 2001-03-29 Barmag Barmer Maschf ERF-Schwingungsdämpfung
DE10156454A1 (de) 2000-11-24 2002-06-06 Barmag Barmer Maschf Verfahren zur Überwachung eines Spannfutters beim Aufwickeln und Vorrichtung zum Aufwickeln
JP2003341934A (ja) * 2002-05-28 2003-12-03 Sumitomo Electric Ind Ltd 線状体の巻き取り方法及び装置
DE102005030714A1 (de) * 2004-07-14 2006-02-02 Saurer Gmbh & Co. Kg Aufspulmaschine und Verfahren zum Auswuchten einer Aufspulspindel einer Aufspulmaschine
JP4469893B2 (ja) * 2004-07-28 2010-06-02 ザウラー ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフト 巻取り装置

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Publication number Publication date
CN102905998B (zh) 2014-11-05
JP5889285B2 (ja) 2016-03-22
CN102905998A (zh) 2013-01-30
WO2011144732A1 (fr) 2011-11-24
JP2013529164A (ja) 2013-07-18
EP2571797A1 (fr) 2013-03-27

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