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EP0845550B1 - Procédé et dispositifs pour filer et enrouler un fil - Google Patents

Procédé et dispositifs pour filer et enrouler un fil Download PDF

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Publication number
EP0845550B1
EP0845550B1 EP97119724A EP97119724A EP0845550B1 EP 0845550 B1 EP0845550 B1 EP 0845550B1 EP 97119724 A EP97119724 A EP 97119724A EP 97119724 A EP97119724 A EP 97119724A EP 0845550 B1 EP0845550 B1 EP 0845550B1
Authority
EP
European Patent Office
Prior art keywords
yarn
winding
delivery
rollers
thread
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP97119724A
Other languages
German (de)
English (en)
Other versions
EP0845550A1 (fr
Inventor
Jörg Spahlinger
Johannes Bruske
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
Barmag AG
Barmag Barmer Maschinenfabrik AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Barmag AG, Barmag Barmer Maschinenfabrik AG filed Critical Barmag AG
Publication of EP0845550A1 publication Critical patent/EP0845550A1/fr
Application granted granted Critical
Publication of EP0845550B1 publication Critical patent/EP0845550B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
    • B65H59/12—Stationary elements arranged to deflect material from straight path
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D7/00—Collecting the newly-spun products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/10—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
    • B65H54/20—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers forming multiple packages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
    • B65H59/20—Co-operating surfaces mounted for relative movement
    • B65H59/26—Co-operating surfaces mounted for relative movement and arranged to deflect material from straight path
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
    • B65H59/38—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension
    • B65H59/384—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension using electronic means
    • B65H59/388—Regulating forwarding speed
    • 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
    • B65H2553/80—Arangement of the sensing means
    • 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
    • B65H2701/313—Synthetic polymer threads
    • B65H2701/3132—Synthetic polymer threads extruded from spinnerets

Definitions

  • the invention relates to a method and devices for spinning and winding endless filaments of synthetic high polymer Plastics according to the preamble of claim 1 and according to the The preamble of claim 12 and the preamble of claim 30.
  • Such a method and such devices are from DE 42 03 076 known.
  • the threads by means of a delivery plant withdrawn from the spinning zone at high take-off speed.
  • the delivery plant consists of two godets, which are partially wrapped by the threads are.
  • the thread tension, with the thread to be wound on is less than that for drawing built thread tension.
  • thread tension is reduced by the Delivery plant is driven at a peripheral speed that is greater is than the thread take-up speed.
  • each thread has a specific thread tensile force which is dependent on the thread run.
  • the threads When entering the delivery plant, the threads have different thread tensile forces due to a more or less strong deflection after exiting the spinning zone.
  • the threads In spinning machines in particular, in which a plurality of threads are spun simultaneously in the spinning zone, the threads are gathered together before they come into contact with the delivery plant and the threads are spread apart after leaving the delivery plant in order to be guided to the respective winding position. This results in considerable thread tension fluctuations between the individual winding positions. Such differences in the thread tensile forces in the winding positions lead to bobbins that differ greatly in quality.
  • PCT patent application WO 96/09425 also includes a Method and an apparatus known in which in front of the winding device two long godets are arranged, one parallel Allow thread running.
  • two long godets are arranged, one parallel Allow thread running.
  • godets with one Length of over 120 cm can be used.
  • the godets are only cantilevered on one support stored. From this it follows that such long godets only for a medium one Speed of the thread can be used.
  • At thread speeds greater than 6,000 m / min and a godet diameter in the range of The godets have to operate from 100 to 150 mm at up to 20,000 rpm become what brings significant downtime problems.
  • a device for texturing a single thread is in the patent US 3,743,202.
  • the thread is pulled by means of a first Subtracted from a supply spool.
  • a thread brake between the supply spool and the first delivery plant arranged.
  • thread brake can lead to a clamping of the thread, so that this is damaged.
  • the thread is drawn by means of a second delivery unit and led to a winding device, between the second delivery unit and the winding device is arranged a thread tension meter is used to control the winding speed.
  • the device disclosed represents an independent unit, not for parallel processing several threads is suitable.
  • a method and Devices for spinning and winding endless threads create in which the threads with a preselectable thread tension in every winding point and a high thread speed become.
  • the problem is solved with a method using the Features of claim 1, with a spinning device with the Features of claim 12 and with a winding device with the features of claim 30.
  • the invention offers the advantage that the individual influences on the thread tension of a thread, which occur from spinning to winding, such as during cooling, preparation, threading, heating or thread guidance, can be eliminated.
  • a thread tension determined by the delivery mechanism assigned to the thread can be set on each thread independently of the neighboring threads.
  • the delivery mechanisms are formed by driven or non-driven rollers, which are partially wrapped in the thread.
  • Each of the threads for thread tension treatment is guided by a separate feed mechanism from a plurality of feed mechanisms arranged in parallel, the feed mechanisms being arranged in each case in the thread path of the thread to be treated, so that each of the threads has a thread tension determined by the feed mechanism assigned to the thread when it enters the winding zone having.
  • the thread can be spooled with the thread tensile force which brings about an optimal bobbin build-up.
  • the threads have different properties; which also have an effect on winding in different bobbins.
  • the same coil qualities can be produced in each winding station by the method according to the invention.
  • a particularly advantageous process variant enables the threads with high thread tension until shortly before entering the winding zone be performed. This makes safe godet operation Stretching of the thread ensures that the godet runs off there is no risk of winder formation.
  • control or regulation can be changed with the help of Peripheral speed or the variable thread wrap be performed.
  • the method can also be modified such that a certain thread tension level is specified by about one to obtain certain quality of the winding.
  • the variant in which the delivery plants are driven by two driven rollers is formed, which are wrapped in an S-shaped thread, is in particular suitable for thread tension reduction, so that the thread tension in Thread run behind the delivery plants is at a lower level than the thread tension in front of the delivery plant.
  • Both conveyor rollers can too be arranged to each other so that they are Z-shaped from the thread are embraced.
  • the process variant in which the supplying plants do not have two driven rollers is formed, which is wound in an S-shaped thread are, in particular to increase the thread tension in the Suitable winding area.
  • the method according to the invention is suitable for in one operation fully or partially drawn threads (FOY or POY).
  • FY or POY fully or partially drawn threads
  • thread materials such as polypropylene, polyester, Polyamide and viscose advantageously spun and by this method be wound up.
  • the invention also has the advantage that the measurement of Thread tension also serves to monitor the thread quality, such as described in EP 0644 282.
  • the measurement signals could especially in the thread run in front of the delivery plant serve the actual process in the spinning zone and in the To influence the stretch zone.
  • a particularly advantageous development of the device provides that the delivery plants with the machine frame of the rewinder are connected.
  • a thread tension can be directly in the thread adjust before entering the winding head of the take-up device.
  • the operability of the delivery plants with the Connect operation of the rewinder One for the operation of the Rewinder responsible person could operate the Delivery plants have a direct influence on the quality of the wound coils.
  • Another preferred variant is a supply plant with three driven conveyor rollers formed.
  • Such a device is Particularly suitable for reducing high thread tension. In order to bobbins can be produced with a very low level of thread tension.
  • At least one of the roles in the Thread run is designed to swivel in or out. So that the Wrap angle on the rollers and thus the friction conditions between the thread and the respective surfaces of the conveyor rollers to be influenced.
  • the spinning device in which the delivery plant can assume a state in which the thread tension does not affect is, the advantage that a threading in the supply plants is simple to carry out. To support you can Conveyor rollers have a bevel attached to the circumference.
  • the conveyor rollers at the delivery plant are independent of each other driven. This gives another parameter to the setting to change the thread tension in the thread.
  • the Single motor drive is beneficial when large Differences in thread tension in the individual spun next to each other Threads occur.
  • the conveyor rollers of neighboring supply plants preferably by one Drive group drive.
  • Fig. 1 is a spinning device for performing the represented method according to the invention.
  • the spinning head 1 becomes a melted polymer fed by means of an extruder.
  • the polymer is then passed through a spinning pump to a spinneret 3 and over numerous nozzle bores in the spinneret 3 to a variety spun from filaments.
  • the spinning plant has a total of four Spinning on. Since every thread in a spinning station is treated equally, the process is described using a thread run.
  • the filament bundle 4 After the filament bundle 4 has emerged from the spinneret 3, the filament bundle 4 passes through a cooling shaft 2 preferably the filament bundle 4 is cooled with blowing air. After The filament bundle 4 becomes a thread in the thread guide 5 12 merged. The thread 12 then runs through Preparation device 6 to produce a thread closure.
  • the Preparation device 6 could also replace thread guide 5 be arranged: In this case, the thread guide 5 would be omitted. Then the thread 12 is guided into a drawing zone, which is formed by the godets 8 and 10.
  • the stretch zone is here characterized by a dash-dotted outline in FIG. 1.
  • the width of the spinning zone of the parallel arranged side by side Spinning positions is greater than the width of the tread of the godet 8, must the threads increase more or less depending on their location a thread guide 7 are deflected to the godets 8 and 10 to go through in parallel.
  • the godet 8 is driven by the godet motor 9 driven.
  • the godet 10 is driven by the godet motor 11.
  • the thread 12 wraps around the godets 8 and 10 S or Z-shaped. In this configuration, the stretching zone is Galette 8 heated to heat the thread.
  • the heater can be as straight heating tube or be designed as a heating rail.
  • the Fixed head thread guide 14 belongs to one of a total of four Winding points 41 of a winding device. In each winding station 41 the thread passes through a traversing device 15 which the thread 12 in essentially transverse to the thread running direction along a traversing stroke moved back and forth.
  • the traversing device 15 can be used as Wing traversing or as a reversible thread shaft traversing. This is formed between the traversing device 15 and the head thread guide 14 so-called traverse triangle.
  • the thread runs on one behind the Traversing device arranged pressure roller 16, which in the Machine frame 20 is rotatably mounted. The pressure roller 16 is from Partially wrapped thread and then placed on the spool 18.
  • the sink 18 is placed on a winding spindle 17.
  • the winding spindle 17 will driven by the spindle motor 19.
  • the spindle motor 19 is in Dependence on the peripheral speed of the pressure roller in such a way regulated that the peripheral speed of the coil is always constant, so that the thread with a constant winding speed is wound up.
  • the delivery plants 13 is arranged between the thread guide 21 and the head thread guide 14.
  • In the supply mechanism 13 is a thread tension on or off the thread 12 built up.
  • the Yarn tension In the spinning plant shown in Fig. 1, the Yarn tension.
  • the setting of the supply plants 13 in each Thread run adjusted so that the threads in the thread run behind the Delivery mechanism 13 have a substantially equal thread tension. Therefore, the tension release in the outer threads is due to the stronger Deflection higher than with the middle threads.
  • Each of the delivery plants thus has a predefined setting that is dependent on the yarn path.
  • Fig. 2 a spinning device is shown, which is especially for production of FDY yarns is suitable. Since the process flow from spinning to for winding is similar to the spinning process shown in Fig. 1, only the deviations from the procedure and the device of FIG. 1 described. Otherwise, the Description to Fig. 1 referenced.
  • the threads 12.1 to 12.4 become like this summarized that they are close to each other on the godet 24 can accumulate.
  • Thread guide 22 one arranged in front of the godet 24 is used Thread guide 22.
  • the godet 24 is repeated by the threads looped, the threads between an overflow roller 23 and the Galette 24 to be moved back and forth. From a stretch godet 27 the threads are removed from the godet 24.
  • the godet 27 with the Overlap roll 26 is also wrapped several times by the threads 12.
  • the godet 24 is driven by the godet motor 25.
  • the Galette 27 is driven by the godet motor 28. to Drawing of the threads becomes the godet 27 at a higher peripheral speed operated as the godet 24.
  • godet 24 heated to heat the threads.
  • Thread into the godet 24 through a steam nozzle before emergence to lead is also possible.
  • a delivery unit 13 in the Thread run arranged between the thread guide 21 and the head thread guide 14 .
  • the servomotor 34 is provided with a control device 32 coupled.
  • a thread tension sensor 31 is arranged in the thread path between the thread guide 21 and the Delivery mechanism 13, a thread tension sensor 31 is arranged.
  • the Thread tension sensor 31 is also connected to the control device 32 connected.
  • Thread tension changes that occur during the ongoing process in the Thread can occur, e.g. through wear and tear, directlygrafregeln.
  • the delivery plants 13 do not receive a predefined setting.
  • the Thread tension in the thread is thus dependent on the process parameters constantly the thread tension required for winding customized.
  • a delivery plant 13 is shown schematically, which enables to reduce a thread tension in the thread.
  • the delivery plant has one disc-shaped carrier 33.
  • the rollers 35 are on the carrier 33 and 36 rotatably mounted.
  • the roller 35 and the roller 36 are driven.
  • the disk-shaped carrier 33 is in via the adjusting motor 34 Adjustment direction 37 rotatable.
  • the thread 12 is S-shaped around the roller 35 and 36 guided.
  • the rollers 35 and 36 become more or less wrapped in the thread 12.
  • the wrap angle on the rollers 35 becomes the degree of Reduction of the thread tension set.
  • the thread tension is reduced in this case via a slip which is between the thread and the roller 35 or 36 is set. This is the peripheral speed of the roll 35 or 36 higher than the thread speed.
  • FIG. 4 and 5 are two further modifications of the delivery plant shown as used in a spinning device in Fig. 1 or 2 could be.
  • Fig. 4 it is shown that the thread tension sensor 31 in Thread run is arranged in front of the delivery mechanism 13 and via a Control device 32 coupled to the delivery unit 13.
  • the Control devices 32.1, 32.2 and 32.4 have a control device 39 connected.
  • the control device 39 is connected to the control device 32.3 coupled.
  • the control device 32.3 is also with a Thread tension sensor 31.3 connected, wherein the thread tension sensor 31.3 is arranged in the thread path behind the delivery mechanism 13.3.
  • the thread tension measurement on the thread 12.3 is used here as a reference measuring point used.
  • the measurement signal of the thread tension sensor 13.3 is via the Control device 32.3 supplied to control device 39. From control unit 39 the reference signal is forwarded to the control devices 32.1, 32.2 and 32.4.
  • a comparison takes place in the control device 32.1, 32.2 and 32.4 between the reference signal and the signal from the thread tension measurement in the thread run in front of the respective delivery plant. The The difference is then used as a control signal from the respective supplier specified. It is thus achieved that the threads 12.1, 12.2, 12.3 and 12.4 an equal thread tension when entering the winding zone exhibit.
  • the Thread tension sensor 31 not in the thread run in front of the delivery plant but is arranged in the thread path after the feed mechanism 13.
  • This arrangement is particularly suitable for regulating the thread tension.
  • the Control device 40 each have a thread tension by a control device 39 predetermined, which is set with the delivery plant 13. Through the Measurement of the thread tension according to the delivery plant by the thread tension sensor 31 the control signal 40 is supplied with the measurement signal compared to the specified value. The deviations between that The default value and the measured value are sent to the supplying plant 13 as a controlled variable fed.
  • This arrangement also has the advantage that Thread tension fluctuations that result from the winding by the Supply plant 13 can be compensated.
  • the method according to the invention is for changing the thread tension of the threads in a multi-digit spinning plant for the production of FDY, POY, BCF, technical yarn and HOY yarns are suitable.
  • thread materials such as polypropylene, polyester, Machining polyamide and viscose using the process.
  • the winding device consists of a Machine frame 20. There are a total of four on the machine frame 20 Winding points 41.1, 41.2, 41.3 and 41.4 arranged. Each of the Winding points 41.1 to 41.4 initially point in the thread running direction Delivery plant 13 on.
  • the delivery plants 13.1 to 13.4 are on a carrier 44 arranged.
  • the carrier 44 is fixed to the machine frame 20 connected.
  • Each of the delivery plants 13.1 to 13.4 have two below one another arranged conveyor rollers 42 and 43. Since each winding point 41 den has the same structure, the device parts are based on a winding point explained.
  • the conveyor roller 42 is with a drive shaft 47 connected, which is driven by a motor 49.
  • the supporting role 43 is attached to the drive shaft 48, which by means of the motor 50 is driven.
  • the conveyor rollers 42 and 43 are Z-shaped by the thread 12 entwined.
  • the traversing device 15 is in this case as wing traversing executed.
  • the thread becomes counter-rotating by two or more driven wings back and forth within a traversing stroke.
  • On the transfer ends are transferred between two in wings meeting at a transfer point.
  • Below the traversing device 15 is a pressure roller 16 in a rocker 46 with an axis 51 stored.
  • the pressure roller 16 lies on the with a predetermined force Coil surface of the coil 18.
  • the coil 18 is on a sleeve 52 wound.
  • the sleeve 52 is placed on a winding spindle 17.
  • the Spool spindle 17 is rotatably cantilevered in the machine frame 20.
  • the incoming thread 12 in the winding station 41.1 initially runs into the Delivery plant 13.1.
  • the conveyor rollers 42 and 43 of the delivery plant 13.1 are driven at a peripheral speed that is greater than that Yarn speed.
  • the voltage reduction is essentially about determines the set peripheral speed.
  • the Wrap angles on the conveyor rollers are in this Embodiment predefined.
  • the thread runs into it Traverse triangle and is by means of the traversing device 15 and the pressure roller 16 placed on the spool 18.
  • the peripheral speed of the coil 18 is constant.
  • the regulation the peripheral speed of the coil is carried out by a spindle motor is controlled depending on the speed of the pressure roller.
  • the Be winding spindle 17 in a winding turret (not shown here).
  • the winding turret is rotatably arranged in the machine frame.
  • On the winding turret is offset by 180 ° to the first winding spindle further winding spindle arranged.
  • the delivery plant consists of three conveyor rollers 42, 43 and 53.
  • the Conveyor rollers 42 and 43 are parallel to each other at a distance Thread run of the thread 12 arranged.
  • the conveyor roller 42 is over the drive shaft 47 and the conveyor roller 43 via the drive shaft 48 driven.
  • the conveyor roller 53 is connected to a drive shaft 54, which is mounted in a fork 55.
  • the fork 55 is on an adjusting device 56 arranged so that the fork 55 is substantially transverse to Thread running direction is displaceable.
  • the conveyor roller 53 is one of the Conveyor rollers 42 and 43 on the opposite side of the thread path arranged.
  • the adjusting device 56 is included the conveyor roller 53 in the retracted state, that is, from the thread path swung out, shown.
  • the thread 12 can be looped pass the delivery plant unhindered.
  • the conveyor roller 53 is now in the Placed midway between conveyor rollers 42 and 43. Because the distance between the conveyor rollers 42 and 43 is larger than the diameter of the Conveyor roller 53, the conveyor roller 53 can by means of the adjusting device 56 in the Space between the conveyor rollers 42 and 43 are pivoted. there passes through the conveyor roller 53, the thread running plane, so that the thread 12th is positively guided by the conveyor roller 53 and each of the conveyor rollers 42, 43 and 53 partially wrapped. This position is dashed in Fig. 8 shown.
  • the adjustment path in the conveyor roller 53 is variable, so that different wrap angles are adjustable.
  • the conveyor rollers 42, 43 and 53 are attached to a carrier 61.
  • a thread lifting device is attached laterally to the carrier 61 has a swivel arm 59 and a thread guide 58.
  • the Swivel arm 59 is mounted on the axis 60.
  • the thread guide 58 penetrates the thread running plane with its free end. Thus at Swiveling the swivel arm in the direction from the drawing plane out the thread 12 gripped by the thread guide 58.
  • FIG. 9 is a schematic side view of the delivery plant from FIG. 8 shown.
  • the conveyor rollers 42, 43 and 53 are on a carrier 61 arranged.
  • the conveyor rollers 42, 43 and 53 each have a contact slope 57. This supports the threading.
  • the swivel arm 59 is pivotally mounted on the axis 60.
  • the thread guide 58 is attached. The thread guide 58 penetrates the thread running plane. In the operating position the swivel arm is aligned parallel to the thread running direction. In this situation, the thread 12 on the thread guide 21 by the Feeding plant led to the thread guide 14.
  • the swivel arm 59 pivoted in the direction of the thread 12, it penetrates the Thread running level, so that the thread after 90 ° pivoting through the Thread guide 58 is lifted out of the delivery plant.
  • the swivel arm is in its starting position swiveled back. The thread 12 then slides automatically into the area the conveyor rollers 42 and 43.
  • Fig. 10 is a further arrangement of supply plants, such as it could be used in the spinning device of FIG. 1 or 2, shown.
  • each of the supply plants is in turn by two Conveyor rollers, as previously described in Fig. 6, formed.
  • the conveyor rollers 42 and 43 are each mounted on a shaft 63 and 64.
  • the input conveyor rollers 42.1 and 42.2 of adjacent supply plants 13.1 and 13.2 connected to each other via a belt 66.
  • One of the Waves 64.1 of the conveyor rollers 42 is then a Belt drive 71 driven.
  • the belt drive 71 is here with a drive shaft 68 and belt 67 driven by a motor executed.
  • the belt 67 wraps around the shaft 64.1 and Drive shaft 68.
  • each two conveyor rollers driven together by one drive. It is however, it is also possible to use several conveyor rollers with just one drive drive. Such coupling of the drives of the conveyor rollers is However, this only makes sense if the thread tensile forces are present in the threads Entry into the supply plants are essentially at the same level.
  • the output conveyor rollers 43.1 and 43.2 are driven analogously by means of the group drive 62 via the drive shaft 65 and the belt 70 and 69th
  • the supplying plants 13.3 and 13.4 as well as the supplying plants 13.5 and 13.6 are likewise - as before using the supplying plants 13.1 and 13.2 described - driven.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Claims (46)

  1. Procédé pour filer et pour enrouler une pluralité de fils sans fin (12) de matières plastiques synthétiques hautement polymères, dans lequel les fils (12) sont filés dans une zone de filage et sont enroulés en même temps dans une zone d'enroulement en bobines (18) qui sont toutes supportées l'une derrière l'autre en alignement sur une broche de bobinage (17) entraínée et dans lequel les fils reçoivent un traitement de tension de fil par des dispositifs d'alimentation (13) avant d'entrer dans la zone d'enroulement, les dispositifs d'alimentation (13) étant formés par des galets (35, 36 ; 42, 43) entraínés ou non entraínés qui sont enlacés partiellement par le fil (12), caractérisé en ce que pour le traitement de tension de fil chacun des fils (12) est guidé par un dispositif d'alimentation (13) séparé d'une pluralité de dispositifs d'alimentation (13) agencés parallèlement, les dispositifs d'alimentation (13) étant agencés respectivement dans le trajet de fil du fil devant être traité, de sorte qu'en entrant dans la zone d'enroulement chacun des fils (12) présente une force de tension de fil déterminée par le dispositif d'alimentation (13) associé au fil.
  2. Procédé selon la revendication 1, caractérisé en ce qu'en entrant dans la zone d'enroulement les fils (12) ont une force de tension de fil sensiblement égale.
  3. Procédé selon la revendication 1 ou 2, caractérisé en ce qu'avant le traitement de tension de fil les fils (12) sont étirés dans une zone d'étirage.
  4. Procédé selon l'une des revendications 1 à 3, caractérisé en ce que l'enlacement de fil sur les galets (35, 36 ; 42, 43) peut être ajusté par la modification de la position relative des galets par rapport au trajet de fil.
  5. Procédé selon l'une des revendications 1 à 4, caractérisé en ce que chacun des dispositifs d'alimentation (13) est formé par deux galets de transports entraínés ou non entraínés qui sont enlacés en forme de S ou en forme de Z par le fil (12), dans quel cas l'enlacement de fil sur les galets peut être ajusté par la modification de la position relative d'au moins un galet par rapport au trajet de fil.
  6. Procédé selon l'une des revendications précédentes, caractérisé en ce que la force de tension de fil dans le trajet de fil est plus faible en amont du dispositif d'àlimentation (13) respectif que la force de tension de fil dans le trajet de fil en aval du dispositif d'alimentation (13).
  7. Procédé selon l'une des revendications 1 à 6, caractérisé en ce que la force de tension de fil est mesurée dans le trajet de fil en amont du dispositif d'alimentation (13) respectif et que le dispositif d'alimentation (13) peut être commandé ou réglé en fonction de la force de tension de fil actuelle en amont du dispositif d'alimentation (13).
  8. Procédé selon l'une des revendications 1 à 7, caractérisé en ce que la force de tension de fil est mesurée dans le trajet de fil en aval du dispositif d'alimentation (13) respectif et que le dispositif d'alimentation (13) peut être commandé ou réglé en fonction de la force de tension de fil actuelle en aval du dispositif d'alimentation (13).
  9. Procédé selon l'une des revendications 1 à 8, caractérisé en ce que l'ajustement de la force de tension de fil sur un dispositif d'alimentation (13) est effectué en fonction de la différence entre une force de tension de fil de référence et la force de tension de fil actuelle dans le trajet de fil en amont ou en aval du dispositif d'alimentation (13).
  10. Procédé selon la revendication 9, caractérisé en ce que la force de tension de fil de référence est déterminée par la force de tension de fil d'un fil (12) choisi, notamment d'un des fils moyens.
  11. Procédé selon la revendication 9, caractérisé en ce que la force de tension de référence est déterminée par une valeur prédéterminée.
  12. Dispositif de filature pour la mise en oeuvre du procédé selon l'une des revendications 1 à 11 avec un dispositif d'enroulement, dans quel cas les fils reçoivent un traitement de tension de fil par des dispositifs d'alimentation (13) avant d'entrer dans une zone d'enroulement, les dispositifs d'alimentation (13) sont formés par des galets (35, 36 ; 42, 43) entraínés ou non entraínés qui sont enlacés partiellement par le fil (12), dans quel cas le dispositif d'enroulement présente en outre une pluralité de postes d'enroulement (41) et après le filage et après le traitement de tension de fil il enroule les fils (12) en bobines (18) respectivement dans un des postes d'enroulement (41), dans quel cas les fils (12) arrivent parallèlement dans un plan de trajet de fil dans le dispositif d'enroulement et les bobines (18) sont supportées l'une derrière l'autre en alignement sur une broche de bobinage (17) entraínée, caractérisé en ce que pour le traitement de tension de fil chacun des fils (12) est guidé par un dispositif d'alimentation (13) séparé d'une pluralité de dispositifs d'alimentation (13) agencés parallèlement, les dispositifs d'alimentation (13) étant agencés respectivement dans le trajet de fil du fil devant être traité en amont du poste d'enroulement (41), dans quel cas en arrivant dans la zone d'enroulement chacun des fils (12) a une force de tension de fil déterminée par le dispositif d'alimentation (13) associé au fil.
  13. Dispositif de filature selon la revendication 12, caractérisé en ce que les dispositifs d'alimentation (13) sont agencés respectivement dans le trajet du fil en amont d'un guide-fil de tête (14) du dispositif d'enroulement.
  14. Dispositif de filature selon la revendication 13, caractérisé en ce que les dispositifs d'alimentation (13) sont reliés solidement au bâti de machine (20) du dispositif d'enroulement.
  15. Dispositif de filature selon la revendication 12, 13 ou 14, caractérisé en ce que chacun des dispositifs d'alimentation (13) a deux galets de transport (42, 43) entraínés et en ce que les deux galets de transport (42, 43) sont agencés l'un par rapport à l'autre de telle manière dans le trajet de fil qu'ils sont enlacés partiellement par le fil (12).
  16. Dispositif de filature selon la revendication 12, 13 ou 14, caractérisé en ce que chacun des dispositifs d'alimentation (13) a trois galets de transport (42, 43, 53) entraínés et en ce que les galets de transport (42, 43, 53) sont agencés l'un par rapport à l'autre de telle manière dans le trajet de fil qu'ils sont enlacés partiellement par le fil (12).
  17. Dispositif de filature selon la revendication 15 ou 16, caractérisé en ce qu'au moins un des galets (53) d'un dispositif d'alimentation (13) peut être pivoté dans le trajet du fil ou pivoté hors de celui-ci.
  18. Dispositif de filature selon la revendication 17, caractérisé en ce que les galets de dispositifs d'alimentation adjacents (13.1, 13.2) peuvent être pivotés conjointement.
  19. Dispositif de filature selon l'une des revendications 15 à 18, caractérisé en ce que les galets (42, 43, 53) d'un dispositif d'alimentation (13) sont agencés l'un par rapport à l'autre de telle manière que chacun des galets (42, 43, 53) n'est enlacé partiellement par le fil (12) qu'en état pivoté.
  20. Dispositif de filature selon l'une des revendications 15 à 19, caractérisé en ce que les galets (42, 43, 53) ont une obliquité d'application (57) en direction axiale sur une extrémité libre sur la périphérie.
  21. Dispositif de filature selon l'une des revendications 15 à 20, caractérisé en ce que les galets (42, 43) d'un dispositif d'alimentation (13) peuvent être entraínés indépendamment l'un de l'autre.
  22. Dispositif de filature selon la revendication 21, caractérisé en ce que les galets (42, 43)sont entraínés au moyen de moteurs individuels (49, 50).
  23. Dispositif de filature selon l'une des revendications 15 à 21, caractérisé en ce que les galets (42, 43, 53) de dispositifs d'alimentation adjacents (13.1, 13.2) peuvent être entraínés par un entraínement par groupe (62).
  24. Dispositif de filature selon l'une des revendications 12 à 23, caractérisé en ce que les dispositifs d'alimentation (13) sont reliés à un appareil de commande (39) qui commande l'enroulement des fils (12) dans les postes d'enroulement.
  25. Dispositif de filature selon l'une des revendications 12 à 24, caractérisé en ce que les dispositifs d'alimentation (13) sont reliés à un appareil de commande (39) auquel on fournit le signal d'un capteur de force de tension de fil (31) agencé dans le trajet de fil.
  26. Dispositif de filature selon l'une des revendications 12 à 25, caractérisé en ce que chacun des dispositifs d'alimentation (13) est relié à un dispositif de commande (32) respectif auquel on fournit le signal d'un capteur de force de tension de fil (31) agencé dans le trajet de fil.
  27. Dispositif de filature selon les revendications 25 ou 26, caractérisé en ce que le capteur de force de tension de fil (31) est agencé entre le poste d'enroulement (41) et le dispositif d'alimentation (13).
  28. Dispositif de filature selon l'une des revendications 25 ou 26, caractérisé en ce que le capteur de force de tension de fil (31) est agencé dans le trajet de fil en amont du dispositif d'alimentation (13).
  29. Dispositif de filature selon l'une des revendications 12 à 28, caractérisé en ce que chacun des dispositifs d'alimentation (13) a un dispositif d'ensimage (6) agencé dans le trajet de fil.
  30. Dispositif d'enroulement pour enrouler une multiplicité de fils (12) fraíchement filés et étirés, avec une pluralité de postes d'enroulement dans lesquels les fils sont enroulés respectivement en une bobine, dans le cas duquel les fils (12) sont filés dans une zone de filage et sont enroulés en même temps dans une zone d'enroulement en bobines (18) qui sont toutes supportées l'une derrière l'autre en alignement sur une broche de bobinage (17) entraínée et dans le cas duquel les fils reçoivent un traitement de tension de fil par des dispositifs d'alimentation (13) avant d'entrer dans la zone d'enroulement, les dispositifs d'alimentation (13) étant formés par des galets (35, 36 ; 42, 43) entraínés ou non entraínés qui sont enlacés partiellement par le fil (12), caractérisé en ce que dans le trajet de fil de chaque fil (12) un dispositif d'alimentation séparé (13) d'une pluralité de dispositifs d'alimentation (13) est agencé en amont de chaque poste d'enroulement (41), les dispositifs d'alimentation (13) étant agencés respectivement dans le trajet de fil du fil devant être traité, de sorte qu'en entrant dans la zone d'enroulement chacun des fils (12) a une force de tension de fil déterminée par le dispositif d'alimentation (13) associé au fil.
  31. Dispositif d'enroulement selon la revendication 30, caractérisé en ce que chacun des dispositifs d'alimentation (13) a deux galets de transport (42, 43) entraínés et en ce que les deux galets de transport (42, 43) sont agencés l'un par rapport à l'autre de telle manière dans le trajet de fil qu'il sont enlacés partiellement par le fil (12).
  32. Dispositif d'enroulement selon la revendication 30, caractérisé en ce que chacun des dispositifs d'alimentation (13) a trois galets de transport (42, 43, 53) et en ce que les galets de transport (42, 43, 53) sont agencés l'un par rapport à l'autre de telle manière dans le trajet de fil qu'ils sont enlacés partiellement par le fil (12).
  33. Dispositif d'enroulement selon l'une des revendications 30 à 32, caractérisé en ce que l'enlacement du fil sur les galets (35, 36 ; 42, 43) peut être ajusté par la modification de la position relative des galets par rapport au trajet de fil.
  34. Dispositif d'enroulement selon l'une des revendications 31 à 33, caractérisé en ce qu'au moins un des galets (53) d'un dispositif d'alimentation (13) peut être pivoté dans le trajet de fil ou pivoté hors du trajet de fil.
  35. Dispositif d'enroulement selon la revendication 34, caractérisé en ce que les galets de dispositifs d'alimentation adjacents (13.1, 13.2) peuvent être pivotés conjointement.
  36. Dispositif d'enroulement selon l'une des revendications 30 à 35, caractérisé en ce que les galets (42, 43, 53) d'un dispositif d'alimentation (13) sont agencés l'un par rapport à l'autre de telle manière que chacun des galets (42, 43, 53) n'est enlacé partiellement par le fil (12) qu'en état pivoté.
  37. Dispositif d'enroulement selon l'une des revendications 30 à 36, caractérisé en ce que les galets (42, 43, 53) ont une obliquité d'application (57) en direction axiale sur une extrémité libre sur la périphérie.
  38. Dispositif d'enroulement selon l'une des revendications 30 à 37, caractérisé en ce que les galets (42, 43) d'un dispositif d'alimentation (13) peuvent être entraínés indépendamment l'un de l'autre.
  39. Dispositif d'enroulement selon la revendication 38, caractérisé en ce que les galets (42, 43) sont entraínés au moyen de moteurs individuels (49, 50).
  40. Dispositif d'enroulement selon l'une des revendications 30 à 38, caractérisé en ce que les galets (42, 43, 53) de dispositifs d'alimentation adjacents (13.1, 13.2) peuvent être entraínés par un entraínement par groupe (62).
  41. Dispositif d'enroulement selon l'une des revendications 30 à 40, caractérisé en ce que les dispositifs d'alimentation (13) sont reliés à un appareil de commande (39) qui commande l'enroulement des fils dans les postes d'enroulement.
  42. Dispositif d'enroulement selon l'une des revendications 30 à 41, caractérisé en ce que les dispositifs d'alimentation (13) sont reliés à un appareil de commande (39) auquel on fournit le signal d'un capteur de force de tension de fil (31) agencé dans le trajet de fil.
  43. Dispositif d'enroulement selon l'une des revendications 30 à 42, caractérisé en ce que chacun des dispositifs d'alimentation (13) est relié à un dispositif de commande (32) respectif auquel on fournit le signal d'un capteur de force de tension de fil (31) agencé dans le trajet de fil.
  44. Dispositif d'enroulement selon les revendications 42 ou 43, caractérisé en ce que le capteur de force de tension de fil (31) est agencé entre le poste d'enroulement (41) et le dispositif d'alimentation (13).
  45. Dispositif d'enroulement selon l'une des revendication 42 ou 43, caractérisé en ce que le capteur de force de tension de fil (31) est agencé dans le trajet de fil en amont du dispositif d'alimentation (13).
  46. Dispositif d'enroulement selon l'une des revendications 30 à 45, caractérisé en ce que chacun des dispositifs d'alimentation (13) a un dispositif d'ensimage (6) agencé dans le trajet de fil.
EP97119724A 1996-12-02 1997-11-11 Procédé et dispositifs pour filer et enrouler un fil Expired - Lifetime EP0845550B1 (fr)

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DE19649791 1996-12-02
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JP6763744B2 (ja) * 2015-10-30 2020-09-30 Ｔｍｔマシナリー株式会社 紡糸巻取設備
CN108884596B (zh) * 2016-03-24 2021-07-06 欧瑞康纺织有限及两合公司 用于熔纺、抽出和卷绕丝片的装置
CN107963517A (zh) * 2017-12-19 2018-04-27 江苏华灵纺机有限公司 自动调节纱线张力装置
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CN108821023B (zh) * 2018-08-01 2023-09-29 宁波建嵘科技有限公司 一种多工位送丝机构
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EP0845550A1 (fr) 1998-06-03
US5928579A (en) 1999-07-27
DE59711445D1 (de) 2004-04-29
TW420731B (en) 2001-02-01
KR100484086B1 (ko) 2006-01-27
CN1131898C (zh) 2003-12-24
KR19980063681A (ko) 1998-10-07

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