EP1045053A1 - Ailette et méthode pour l'entrainer - Google Patents

Ailette et méthode pour l'entrainer Download PDF

Info

Publication number
EP1045053A1
EP1045053A1 EP00102716A EP00102716A EP1045053A1 EP 1045053 A1 EP1045053 A1 EP 1045053A1 EP 00102716 A EP00102716 A EP 00102716A EP 00102716 A EP00102716 A EP 00102716A EP 1045053 A1 EP1045053 A1 EP 1045053A1
Authority
EP
European Patent Office
Prior art keywords
flyer
drive
rotation speed
yarn
rotative
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.)
Withdrawn
Application number
EP00102716A
Other languages
German (de)
English (en)
Inventor
Isao Nagao
Hiroshi Takada
Kenichi Inada
Manabu Tanaka
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.)
Murata Machinery Ltd
Original Assignee
Murata Machinery Ltd
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 JP11097582A external-priority patent/JP2000290843A/ja
Priority claimed from JP09728499A external-priority patent/JP3387444B2/ja
Priority claimed from JP11097462A external-priority patent/JP2000290842A/ja
Application filed by Murata Machinery Ltd filed Critical Murata Machinery Ltd
Publication of EP1045053A1 publication Critical patent/EP1045053A1/fr
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H7/00—Spinning or twisting arrangements
    • D01H7/02—Spinning or twisting arrangements for imparting permanent twist
    • D01H7/24—Flyer or like arrangements
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H13/00—Other common constructional features, details or accessories
    • D01H13/10—Tension devices
    • D01H13/104—Regulating tension by devices acting on running yarn and not associated with supply or take-up devices
    • D01H13/106—Regulating tension by devices acting on running yarn and not associated with supply or take-up devices for double-twist spindle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H57/00—Guides for filamentary materials; Supports therefor
    • B65H57/18—Guides for filamentary materials; Supports therefor mounted to facilitate unwinding of material from packages
    • B65H57/20—Flyers
    • 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
    • B65H59/02—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating delivery of material from supply package
    • B65H59/06—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating delivery of material from supply package by devices acting on material leaving the package
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H7/00—Spinning or twisting arrangements
    • D01H7/02—Spinning or twisting arrangements for imparting permanent twist
    • D01H7/86—Multiple-twist arrangements, e.g. two-for-one twisting devices ; Threading of yarn; Devices in hollow spindles for imparting false twist
    • D01H7/866—Means to facilitate the unwinding of yarn
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/10—Size; Dimensions
    • B65H2511/14—Diameter, e.g. of roll or 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
    • B65H2513/00—Dynamic entities; Timing aspects
    • B65H2513/10—Speed
    • B65H2513/11—Speed angular
    • 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 present invention relates to a flyer device for use in unwinding a yarn from a package or twisting a yarn after unwinding it from a package, and in particular, to a flyer device that can restrain variations in tension regardless of an unwinding position, that is, whether the yarn in unwound from an upper or a lower end side of the package and regardless of the winding diameter of the package and that can restrain balloon variations.
  • a flyer device constructed to rotate as a yarn is unwound from a package and to guide the unwound yarn is conventionally used for simply unwinding a yarn from a package, or twisting the yarn after unwinding it from the package as in a multiple twister.
  • This conventional flyer is constructed so as to rotate based on the tension of the yarn unwound from the package; that is, it is based on a negative drive type (free rotation type).
  • This conventional flyer based on the negative drive type has a low unwinding tension if a position of a package from which a yarn is unwound (an unwinding point) is shifted to an upper side of the package, and has a higher tension if the yarn unwinding position is shifted to a lower side because the yarn is unwound while rubbing a surface of the package. Further, while the winding diameter of the package is large, the unwinding tension is low, and the unwinding tension increases with decreasing winding diameter of the package. Thus, variations in tension during the yarn unwinding period has been pointed out as a major problem.
  • balloons are widened if the tension decreases.
  • an inner balloon and an outer balloon may come in contact with each other. This has often caused yarn breakage.
  • the present invention attempts to solve the above problems conventionally pointed out. It is an object of the present invention to provide a flyer device wherein a rotative-drive source is directly coupled to a flyer to positively drive the flyer in synchronism with a yarn unwinding speed in order to restrain variations in tension and balloon shape irrespective of an unwinding position, that is, whether the yarn is unwound from an upper or a lower end side of the package and irrespective of the winding diameter of the package, thereby eliminating the causes of yarn breakage.
  • the present invention specifically constructs a flyer device comprising a flyer for use in unwinding a yarn from a package or twisting a yarn after unwinding it from a package, the device having the flyer rotative-drive means rotating in an interlocking manner as the yarn is unwound, for positively rotatively driving the flyer.
  • the present invention constructs a flyer device wherein the flyer rotative-drive means comprises the flyer rotative-drive source and a one-way clutch combined with a rotating shaft of the flyer rotative-drive shaft, and wherein the flyer is connected via the rotating shaft of the flyer rotative-drive source and the one-way clutch.
  • the present invention constructs a flyer device comprising a flyer for use in a multiple twister for twisting a yarn after unwinding it from a package, wherein a power supply for the flyer rotative-drive source comprises generation means for generating power in response to rotative driving of the twister.
  • the present invention constructs a generation system for a motor-driven flyer operative in a multiple twister for twisting a yarn after unwinding it frown a package using a flyer, wherein the system includes a flyer drive motor for driving the flyer, and wherein a spindle rotative-drive system and a stationary system in the multiple twister each have generation means for converting relative rotational motion into electric energy for output, so that an electric output from the generation means is used to rotatively drive the flyer drive motor.
  • the present invention constructs a generation system for a motor-driven flyer wherein the generation means comprises a permanent magnet comprising S-pole elements and N-pole elements alternately and concentrically arranged on a rotating disc section in the spindle rotative-drive system of the multiple twister, and also comprises magnetic field members provided in the stationary system of the multiple twister so as to be opposed to the permanent magnets via a field gap.
  • the generation means comprises a permanent magnet comprising S-pole elements and N-pole elements alternately and concentrically arranged on a rotating disc section in the spindle rotative-drive system of the multiple twister, and also comprises magnetic field members provided in the stationary system of the multiple twister so as to be opposed to the permanent magnets via a field gap.
  • the present invention constructs a generation system for a motor-driven flyer wherein a control substrate is provided in the stationary system of the multiple twister for driving and controlling the flyer drive motor.
  • the present invention constructs a generation system for a motor-driven flyer wherein the system has rotation speed measuring means for measuring the rotation speed of the flyer driven by the flyer drive motor to compare a measured value with a set rotation speed while automatically setting a new rotation speed depending on the ratio of the measured value to the set value.
  • the present invention provides a flyer drive method operative in a multiple twister for twisting a yarn after unwinding it from a package using a flyer, wherein the method comprises a flyer drive motor for driving the flyer and rotation speed measuring means for measuring the rotation speed of the flyer drive motor, and wherein the rotation speed of the flyer is measured for a predetermined period of time at the beginning of operation, so that a new value is set for the drive motor based on the measured flyer rotation speed.
  • the present invention configures a flyer drive method wherein the rotation speed of the flyer is measured for a predetermined period of time at the beginning of operation, so that a rotation speed corresponding to a predetermined percentage of the measured flyer rotation speed is set as an initial set value of the motor drive speed.
  • the present invention configures a flyer drive method wherein the initial set value of the motor drive speed is set smaller than the value of the measured rotation speed.
  • the present invention configures a flyer drive method wherein a rotation speed measured by the rotation speed measuring means during operation is compared with the set rotation speed, while a new rotation speed is automatically set based on the ratio of the measured value to the set value.
  • the single-spindle twisting unit TU comprises a spindle device 61 and a winding device 62.
  • the spindle device 61 has a stationary disc (not shown in the drawing) and a rotating disc 64 fixed to a spindle shaft 63.
  • a yarn Y1 is unwound from a supplying package SP placed on the stationary disc kept stationary by a magnetic attraction, and then enters a tension device 65, where it is subjected to a predetermined tension. Subsequently, the yarn Y1 is ballooned by means of a fast rotation of a rotating disc 64 located below the stationary disc, and then reaches a balloon guide 67 located above the tension device 65.
  • each spindle constitutes a individual-spindle-driving type twisting unit including a spindle drive source 68.
  • the winding device 62 winds up the twisted yarn Y2 toward a winding package 69.
  • the twisted yarn Y2 reaches a traverse guide 73 via guide rollers 70, 71 and a feed roller 72.
  • the twisted yarn Y2 is traversed by the traverse guide 73, and then wound around the winding package 69 supported by a cradle arm 74 and in rolling contact with a winding drum 75.
  • Number of twists [rotation speed of the rotating disc (rpm) ⁇ 2] / yarn speed (m/min.)
  • the above single-spindle twisting unit is of a filament yarn or a spun yarn supplying package construction, and the flyer drive method is applicable to both constructions.
  • FIG. 1 shows a specific example of a construction in which the flyer drive method according to the present invention is applied to a quadruple twister T.
  • the quadruple twister T including a flyer device FA comprises a first rotative-drive system section 11, a second rotative-drive system section 12, a third rotative-drive system section 13, and a stationary-system section 14.
  • the first rotative-drive system section 11 of the quadruple twister T comprises a spindle 17 installed in a spindle rail 15 via a bearing mechanism 16, a first rotative-drive source 18 for rotatively driving the spindle 17, and an outer pot structure 19 attached to the spindle 17.
  • the first rotative-drive source 18 in the first rotative-drive system section 11 is a motor M1 constructed to rotate the spindle 17 at a rotation speed between about 8,000 ⁇ 10,000 rpm using a motor belt 20.
  • the spindle 17 has the outer pot structure 19 fixedly attached thereto on its upper-end side 17a, and the outer pot structure 19 is constructed to rotate at a rotation speed between about 8,000 ⁇ 10,000 rpm by means of the motor M1.
  • the spindle 17 has an unwound yarn passage 21 formed on the upper-end side 17a and extending in an axial direction, and the outer pot structure 19 has an unwound yarn passage 22 formed therein and extending in a radial direction so as to penetrate through the outer pot structure 19 to its exterior.
  • An outer surface 19a of the outer pot structure 19 is shaped like a trumpet widening in an upward direction.
  • the second rotative-drive system section 12 of the quadruple twister T comprises a rotating pulley 24 attached to the spindle 17 via a bearing mechanism 23, a second rotative-drive source 25 for rotatively driving the rotating pulley 24, and an inner pot structure 27 magnetically connected to the rotating pulley 24 via a magnet coupling mechanisms 26A, 26B.
  • the second rotative-drive section 25 in the second rotative-drive system section 12 is a motor M2 constructed to rotate the inner pot structure 27 via the rotating pulley 24 and the magnet coupling mechanisms 26A, 26B at a rotation speed between about 3,000 ⁇ 10,000 rpm.
  • the inner pot structure 27 is designed to rotate in a rotational direction opposite to that of the outer pot structure 19.
  • the inner pot structure 27 has a base 27A supported on the spindle 17 via a bearing mechanism 29, and has an unwound yarn passage 30 located on its base 27A side and extending in the radial direction so as to penetrate through the inner pot structure 27 to its exterior.
  • the inner pot structure 27 further has a permanent-magnets-arranged disc 32 located on its base 27A side and fixedly attached thereto for placement of permanent magnets 31, which will be described below.
  • Figure 1C shows an example of a arrangement aspect of the permanent magnets 31 arranged on the permanent-magnets-arranged disc 32.
  • the permanent magnets 31 comprise S-pole elements 31S and N-pole elements 31N alternately arranged concentrically with the rotating disc section of the spindle rotative-drive system of the quadruple twister T.
  • the inner pot structure 27 includes a cylindrical pot section 27B extending upward from the base 27A and opened on an upper-end side thereof, so as to restrict the locus of an inner balloon IB, which will be described below, by means of an inner peripheral surface of the cylindrical pot section 27B.
  • the stationary-system section 14 of the quadruple twister T comprises a package support section 33 for supporting a package P on the axis of the spindle 17, and a package cover section 34 for forming covers in the outer periphery of the package P at a desired interval, with the package supported by the package support section 33.
  • the stationary-system section 14 is kept stationary by stationary magnet means 35A, 35B during a rotation period of the first rotative-drive system section 11 and the second rotative-drive system section 12.
  • the stationary-system section 14 comprises magnetic field members 36 comprising magnetic field coils opposed via a field gap G to the permanent magnets 31 arranged on the permanent-magnets-arranged disc 32 in the second rotative-drive system section 12.
  • the permanent magnets 31 and the magnetic field members 36 constitute generation means GM.
  • the stationary-system section 14 has a control substrate 37 combined therewith for driving and controlling the flyer drive motor.
  • the stationary-system section 14 comprises a detection section 39 such as an optical sensor which is attached to the package support section 33 at its upper-end side 33a to respond to a pulse-measuring counter 38, which will be described below.
  • the pulse-measuring counter 38 and the detection means 39 constitute rotation speed-measuring means RSM.
  • the pulse-measuring counter 38 is formed of a disc member fixedly attached to a flyer support 40 and divided into pieces at appropriate angular intervals by means of a plurality of radial lines, as shown in Figure 1B.
  • the pulse-measuring counter 38 is designed to provide, for example, 30 or 6 counts per round.
  • the third rotative-drive system section 13 of the quadruple twister T constitutes an essential part of the present invention.
  • the third rotative-drive system section 13 comprises a flyer support 40 for supporting a flyer F in such a manner that the rotational axis of the flyer aligns with the axis of the spindle 17, a tenser 41 attached to the flyer support 40, and flyer rotative-drive means FRM for rotating the flyer F using a one-way clutch mechanism 42 interposed between the flyer rotative-drive means FRM and the flyer support 40.
  • the flyer rotative-drive means FRM rotates in an interlocking manner as the yarn is unwound and positively rotatively drives the flyer in synchronism with a yarn unwinding speed. That is, the flyer rotative-drive means FRM comprises a flyer rotative-drive source 43 comprising a motor M3, and the one-way clutch 42 combined with a rotating shaft 43a of the flyer rotative-drive source. The flyer rotative-drive source FRM has the flyer F connected thereto via the rotating shaft 43a of the flyer rotative-drive source 43 and the one-way clutch 42.
  • Incorporation of the flyer rotative-drive means FRM by connecting the flyer F and the flyer rotative-drive source 43 comprising the motor M3 together via the one-way clutch mechanism 42 (the flyer rotates freely when its rotation speed is higher than that of the flyer rotative-drive source 43) is based on the fact that the flyer speed and the unwinding tension are low when the yarn is unwound from an upper side position P1 of the package P as shown in Figures 2A and 3A.
  • the flyer By feeding back this speed to the motor M3, the flyer is rotated faster than the flyer rotative-drive source 43 to eliminate the unwinding tension when the yarn is unwound from a position of the package P other than its upper side positions, thereby keeping the unwinding tension almost constant regardless of the package diameter and of whether the yarn is unwound from the upper side position P1 of the package P or a lower-side position P2 thereof.
  • the third rotative-drive system section 13 has the pulse-measuring counter 38 such as one shown in Figures 1A and 1B, and the pulse-measuring counter 38 and the detection means 39 provided in the stationary-system section 14 serve to subject the motor M3 in the flyer rotative-drive means FRM to feedback control.
  • the flyer device is constructed to be rotatively driven at a speed at which the yarn is unwound from the upper side of the package P, that is, a maximum unwinding speed.
  • the power supply for the flyer rotative-drive source can be constructed using a battery or a solar battery instead of the generation means GM.
  • the yarn Y1 unwound from the package P passes through a yarn guide section Fa of the flyer F, the tenser 41 provided in the third rotative-drive system section 13, a cylindrical void between the package cover 34 and the inner pot structure 27, the unwound yarn passage 30 formed in the inner pot structure 27 of the second rotative-drive system section 12, the unwound yarn passage 21 formed in the spindle 17 of the first rotative-drive system section 11, the unwound yarn passage 22 formed in the outer pot structure 19, and a balloon guide BG, before it is wound by a winding device.
  • the yarn Y1 unwound from the package P forms a locus of the inner balloon IB between the tenser 41 and the inner pot structure 27, while forming a locus of an outer balloon OB between the outer pot structure 19 and the balloon guide BG.
  • the yarn Y1 unwound from the package P is twisted four times, so that the twisted yarn Y2 is finally supplied.
  • the flyer drive motor using self-generation means as a drive power supply remains inoperative for about five seconds despite the activation of the device, thereby providing a time zone in which the flyer rotates freely.
  • the yarn unwinding speed is determined.
  • a pulse-measuring counter is provided for counting six pulses per round using an optical sensor so that the frequency can be determined based on a count obtained in five seconds.
  • the flyer drive motor is driven at a speed corresponding to 80% of the frequency determined. In this manner, over-unwinding caused by an extremely high rotation speed can be prevented by reducing the rotation speed of the flyer drive motor.
  • the amount of time required for one pulse (1/6 rotation) is measured a predetermined number of times, and the difference between a maximum amount of time obtained and a minimum amount of time obtained is determined. If, for example, the difference is 50 msec. or more, the rotation speed of the flyer drive motor is determined to be too low, and the frequency is then slightly increased. In addition, if, for example, the difference is determined to be less than 50 msec. a predetermined number of times, the frequency is slightly reduced in order to prevent the flyer from rotating one round faster than desired due to an extremely high rotation speed of the flyer drive motor.
  • the rotation speed of the flyer drive motor is measured for a predetermined amount of time during the start of operation, and a predetermined percentage (about 80%) of the measured rotation speed is controllably set as an initial set value of the motor drive speed.
  • a rotation speed measured by the rotation speed-measuring means during operation is compared with the set rotation speed, while a new rotation speed is automatically set depending on the ratio of the measured value to the set value.
  • the flyer drive method according to the present invention will be compared with a conventional freely-rotating flyer drive method without a rotative-drive source, so that variations in unwinding tension are comparatively examined.
  • Figure 4 is a graph indicating the time on the horizontal axis while indicating the tension on the vertical axis (this applies to the following description), in other words, this figure is a tension waveform diagram showing variations in unwinding tension in a case where the package P has a large diameter (about ⁇ 135mm to ⁇ 133mm).
  • Figure 4A is a graph showing variations in unwinding tension in a conventional freely-rotating flyer device without a rotative-drive source
  • Figure 4B is a graph showing variations in unwinding tension in a positively-rotating flyer device with a rotative-drive source according to the present invention.
  • Figure 5 is a tension waveform diagram showing variations in unwinding tension in a case where the package P has a small diameter (about ⁇ 48mm to ⁇ 46mm).
  • Figure 5A is a graph showing variations in unwinding tension in the conventional freely-rotating flyer device without a rotative-drive source
  • Figure 5B is a graph showing variations in unwinding tension in the positively-rotating flyer device with a rotative-drive source according to the present invention.
  • the positively-rotating flyer device with a rotative-drive source according to the present invention shown in Figures 4B and 5B maintains an almost constant unwinding tension during the unwinding period (the period of a reciprocating run between the upper side position P1 and lower side position P2 of the package) regardless of the winding diameter of the package P, thereby providing substantially improved effects compared to conventional freely-rotating flyer device without a rotative-drive source shown in the graph in Figures 4A and 5A, which is subjected to large variations in unwinding tension during the unwinding period.
  • the flyer drive method is configured as follows: in an operation start stage of a multiple twister, the flyer makes negative rotations, and the rotation speed of the flyer is measured using the rotation speed-measuring means. Then, the initial rotation speed is set equal to about 80% of the measured value, and the measured value is compared with the set value. When no difference is found for a fixed period of time (the measured value does not exceed the set value), an instruction for deceleration is issued; when a difference occurs (the measured value exceeds the set value), an instruction for acceleration is issued.
  • the flyer can be driven at a rotation speed optimum for unwinding of the yarn.
  • the flyer rotates in a fashion following the yarn despite its rapid rotation, thereby enabling the yarn to be unwound without applying an excessive tension to the yarn.
  • possible yarn breakage can be prevented.
  • the power supply for the motor M3 in the third rotative-drive system section for positively rotatively driving the flyer is constructed so as to supply electricity using the generation means based on rotative driving by the twister, thereby reducing operation costs. Consequently, the present flyer device is very effective.
  • the flyer device in unwinding the yarn around the lower part of the package, performs this operation in a fashion tearing off the yarn from the package, thereby preventing possible fluffing and allowing the formation of stable balloons, compared to the conventional unwinding method of unwinding the yarn while rewinding it around the surface of the package.
  • the present flyer device is also very effective.
  • the present flyer device in a quadruple twister forming the inner balloon IB and the outer balloon OB the present flyer device can preclude a possible contact between the inner balloon IB and the outer balloon OB caused by variations in tension during unwinding, thereby preventing possible yarn breakage. In this point, the present invention is also very effective.
  • the rotation of the rotating disc of the multiple twister can be used for generation to obtain a drive force that requires no external power supply.
  • the present generation system is very effective.
  • each twisting section can be independently controlled to enable stable unwinding and twisting.
  • the present generation system is also very effective.
  • the rotation speed of the flyer can be reliably controlled so as to increase with decreasing package diameter associated with unwinding of the yarn from the package.
  • the present generation system is also very effective.
  • the flyer can be driven at a rotation speed optimum for unwinding of the yarn, and the flyer rotates in a fashion following the yarn despite its rapid rotation, thereby enabling the yarn to be unwound without applying an excessive tension to the yarn. As a result, possible yarn breakage can be prevented.
  • the flyer device performs this operation in a fashion tearing off the yarn from the package, thereby preventing possible fluffing and allowing the formation of stable balloons, compared to the conventional unwinding method of unwinding the yarn while rewinding it around the surface of another package.
  • the present flyer device is also very effective.
  • the present flyer device can preclude a possible contact between the inner balloon IB and the outer balloon OB caused by variations in tension during unwinding, thereby preventing possible yarn breakage. In this point, the present invention is also very effective.
  • the flyer drive method of the present invention configured as described above is effective in that an optimum rotation speed can be set depending on the yarn unwinding conditions for each spindle of the multiple twister, thereby enabling the flyer to be driven at a rotation speed optimum for unwinding of the yarn. It is also very effective in that the flyer rotates in a fashion following the yarn despite its rapid rotation, thereby enabling the yarn to be unwound without applying an excessive tension to the yarn to prevent possible yarn breakage.
  • the flyer can be driven by the motor immediately after the start of operation, and even if the flyer is rotated at an extremely high speed immediately after the start of operation, the drive rotation speed is set equal to 80% of this high rotation speed. Consequently, the flyer can be precluded from rotating one round faster than desired due to an extremely high rotation speed of the flyer drive motor, thereby preventing damage to the yarn. In this point, the present flyer drive method is very effective.
  • the rotation speed of the flyer can be reliably controlled so as to increase with decreasing winding diameter associated with unwinding of the yarn from the package.
  • the present flyer drive method is also very effective.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
EP00102716A 1999-04-05 2000-02-09 Ailette et méthode pour l'entrainer Withdrawn EP1045053A1 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP9758299 1999-04-05
JP11097582A JP2000290843A (ja) 1999-04-05 1999-04-05 モータ駆動式フライヤの発電システム
JP09728499A JP3387444B2 (ja) 1999-04-05 1999-04-05 フライヤ装置
JP9728499 1999-04-05
JP9746299 1999-04-05
JP11097462A JP2000290842A (ja) 1999-04-05 1999-04-05 フライヤ駆動方法

Publications (1)

Publication Number Publication Date
EP1045053A1 true EP1045053A1 (fr) 2000-10-18

Family

ID=27308365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00102716A Withdrawn EP1045053A1 (fr) 1999-04-05 2000-02-09 Ailette et méthode pour l'entrainer

Country Status (3)

Country Link
EP (1) EP1045053A1 (fr)
KR (1) KR20010020707A (fr)
CN (1) CN1271259C (fr)

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1457447A2 (fr) * 2003-03-13 2004-09-15 Murata Kikai Kabushiki Kaisha Dispositif de réglage de tension et d'élimination des relâchements de fil pour un dispositif de bobinage
NL1024504C2 (nl) * 2003-10-10 2005-04-12 Ten Cate Thiolon Bv Inrichting voor het opwikkelen van een langgerekt, draadvormig lichaam op een wikkellichaam.
EP1550749A2 (fr) * 2004-01-03 2005-07-06 Saurer GmbH & Co. KG Disposifif pour réguler la tension de fil dans une broche à retordre, en particulier, dans une broche à retordre à double torsion
FR2887237A1 (fr) * 2005-06-21 2006-12-22 Rieter Textile Machinery Fr Methode de pilotage d'un procede de transformation de fils
EP1847637A2 (fr) * 2006-04-21 2007-10-24 Murata Kikai Kabushiki Kaisha Tordoir avec une couvercle pour bobine croisée
EP2028301A3 (fr) * 2007-08-01 2009-12-30 SAVIO MACCHINE TESSILI S.p.A. Dispositif de compensation pour les pulsations de tensions dans des broches de torsion quatre en un
EP2028300A3 (fr) * 2007-08-01 2009-12-30 SAVIO MACCHINE TESSILI S.p.A. Dispositif de contrôle et de réduction des pulsations de tension dans l'alimentation d'une broche retordeuse quatre en un
CN101857992A (zh) * 2010-06-25 2010-10-13 张朝山 带有上锭筒的捻纱锭子
CN101864625A (zh) * 2010-06-25 2010-10-20 张朝山 一次能捻一至三股纱线的捻纱锭子
EP2366818A1 (fr) 2010-02-22 2011-09-21 Savio Macchine Tessili S.p.A. Dispositif pour régler automatiquement la tension d'alimentation de fil de broches à quatre torsions
WO2014167221A1 (fr) * 2013-04-10 2014-10-16 Verdol Dispositif destiné à maintenir stationnaire, dans une position angulaire requise, un élément à stabiliser inaccessible et utilisation du dispositif dans une machine de transformation de fils textiles
CN106987937A (zh) * 2017-05-16 2017-07-28 江苏田园新材料股份有限公司 一种防止倍捻机加工过程纱线落底装置

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100412247C (zh) * 2004-10-29 2008-08-20 绍兴县华裕纺机有限公司 纱线六倍捻加捻装置
CN101256115B (zh) * 2007-07-27 2011-04-06 天津工业大学 一种吊锭式粗纱锭翼性能参数检测装置
CN101871143B (zh) * 2010-06-22 2012-02-29 青岛宏大纺织机械有限责任公司 倍捻机电锭离合及制动装置
CN102251338A (zh) * 2011-07-25 2011-11-23 青岛铠硕纺机有限公司 纬纱筒旋转松捻机构
CN105401267A (zh) * 2014-09-06 2016-03-16 程国民 四倍捻线机
CN104495524A (zh) * 2014-12-20 2015-04-08 桐梓县创兴自动化设备有限公司 纺织绕线轮
CN105506796B (zh) * 2016-02-06 2018-09-04 华卫国 改进的光杆纱锭
CN106757577A (zh) * 2016-12-31 2017-05-31 山西海利普电子科技有限公司 一种用于环锭纺纱机的主动旋转式吊锭
CN109735973A (zh) * 2019-01-25 2019-05-10 绍兴华裕纺机有限公司 化纤倍捻锭子的外加捻气圈扩张结构
CN110699796A (zh) * 2019-11-07 2020-01-17 浙江日发纺织机械股份有限公司 一种纱线的纺纱机构
CN114150405B (zh) * 2021-11-30 2023-07-25 宜昌经纬纺机有限公司 倍捻锭子及节能倍捻机

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1108456A (en) * 1965-08-06 1968-04-03 Palitex Project Co Gmbh Method of and apparatus for twisting or spinning and ballooning yarn from a supply package
DE1924003A1 (de) * 1969-05-10 1970-11-12 Palitex Project Co Gmbh Doppeldrahtzwirnspindel
US4687151A (en) * 1984-08-08 1987-08-18 Gustav Memminger Textile yarn pull-off system
DE9411246U1 (de) * 1994-07-12 1995-11-16 Saurer Allma Gmbh Vorrichtung zur Stromversorgung einer elektrisch steuerbaren Fadenbremse o.dgl. an einer Kablier- oder Doppeldrahtzwirnspindel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1108456A (en) * 1965-08-06 1968-04-03 Palitex Project Co Gmbh Method of and apparatus for twisting or spinning and ballooning yarn from a supply package
DE1924003A1 (de) * 1969-05-10 1970-11-12 Palitex Project Co Gmbh Doppeldrahtzwirnspindel
US4687151A (en) * 1984-08-08 1987-08-18 Gustav Memminger Textile yarn pull-off system
DE9411246U1 (de) * 1994-07-12 1995-11-16 Saurer Allma Gmbh Vorrichtung zur Stromversorgung einer elektrisch steuerbaren Fadenbremse o.dgl. an einer Kablier- oder Doppeldrahtzwirnspindel

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1457447A2 (fr) * 2003-03-13 2004-09-15 Murata Kikai Kabushiki Kaisha Dispositif de réglage de tension et d'élimination des relâchements de fil pour un dispositif de bobinage
EP1457447A3 (fr) * 2003-03-13 2005-04-27 Murata Kikai Kabushiki Kaisha Dispositif de réglage de tension et d'élimination des relâchements de fil pour un dispositif de bobinage
NL1024504C2 (nl) * 2003-10-10 2005-04-12 Ten Cate Thiolon Bv Inrichting voor het opwikkelen van een langgerekt, draadvormig lichaam op een wikkellichaam.
WO2005035844A1 (fr) * 2003-10-10 2005-04-21 Ten Cate Thiolon B. V. Dispositif d'enroulement d'un element de forme allongee de type fil sur un enrouleur
AU2004280204B2 (en) * 2003-10-10 2010-01-28 Ten Cate Thiolon B.V. Device for winding an elongate, threadlike element on a winding element
EP1550749A2 (fr) * 2004-01-03 2005-07-06 Saurer GmbH & Co. KG Disposifif pour réguler la tension de fil dans une broche à retordre, en particulier, dans une broche à retordre à double torsion
EP1550749A3 (fr) * 2004-01-03 2007-03-07 Saurer GmbH & Co. KG Disposifif pour réguler la tension de fil dans une broche à retordre, en particulier, dans une broche à retordre à double torsion
FR2887237A1 (fr) * 2005-06-21 2006-12-22 Rieter Textile Machinery Fr Methode de pilotage d'un procede de transformation de fils
WO2006136747A2 (fr) * 2005-06-21 2006-12-28 Ritm Methode de pilotage d'un procede de transformation de fils
WO2006136747A3 (fr) * 2005-06-21 2007-11-22 Ritm Methode de pilotage d'un procede de transformation de fils
EP1847637A3 (fr) * 2006-04-21 2010-01-13 Murata Kikai Kabushiki Kaisha Tordoir avec une couvercle pour bobine croisée
EP1847637A2 (fr) * 2006-04-21 2007-10-24 Murata Kikai Kabushiki Kaisha Tordoir avec une couvercle pour bobine croisée
EP2028301A3 (fr) * 2007-08-01 2009-12-30 SAVIO MACCHINE TESSILI S.p.A. Dispositif de compensation pour les pulsations de tensions dans des broches de torsion quatre en un
EP2028300A3 (fr) * 2007-08-01 2009-12-30 SAVIO MACCHINE TESSILI S.p.A. Dispositif de contrôle et de réduction des pulsations de tension dans l'alimentation d'une broche retordeuse quatre en un
EP2366818A1 (fr) 2010-02-22 2011-09-21 Savio Macchine Tessili S.p.A. Dispositif pour régler automatiquement la tension d'alimentation de fil de broches à quatre torsions
CN101857992A (zh) * 2010-06-25 2010-10-13 张朝山 带有上锭筒的捻纱锭子
CN101864625B (zh) * 2010-06-25 2011-08-24 张朝山 一次能捻一至三股纱线的捻纱锭子
CN101864625A (zh) * 2010-06-25 2010-10-20 张朝山 一次能捻一至三股纱线的捻纱锭子
WO2014167221A1 (fr) * 2013-04-10 2014-10-16 Verdol Dispositif destiné à maintenir stationnaire, dans une position angulaire requise, un élément à stabiliser inaccessible et utilisation du dispositif dans une machine de transformation de fils textiles
FR3004578A1 (fr) * 2013-04-10 2014-10-17 Verdol Dispositif destine a maintenir stationnaire, dans une position angulaire requise, un element a stabiliser inaccessible et utilisation du dispositif dans une machine de transformation de fils textiles
CN105358748A (zh) * 2013-04-10 2016-02-24 韦多尔 设计为将待稳定的不可触及的物体保持稳定在所需角度位置的设备和该设备在用于变换纺织纱线的机器中的用途
CN105358748B (zh) * 2013-04-10 2017-12-12 苏拉德国有限责任两合公司 设计为将待稳定的不可触及的物体保持稳定在所需角度位置的设备和该设备在用于变换纺织纱线的机器中的用途
US10544523B2 (en) 2013-04-10 2020-01-28 Saurer Technologies GmbH & Co. KG Device for keeping an inaccessible element to be stabilised stationary in a required angular position and use of the device in a machine for processing textile threads
CN106987937A (zh) * 2017-05-16 2017-07-28 江苏田园新材料股份有限公司 一种防止倍捻机加工过程纱线落底装置

Also Published As

Publication number Publication date
KR20010020707A (ko) 2001-03-15
CN1269433A (zh) 2000-10-11
CN1271259C (zh) 2006-08-23

Similar Documents

Publication Publication Date Title
EP1045053A1 (fr) Ailette et méthode pour l'entrainer
EP1717182B1 (fr) Dispositif d'élimination des relâchements de fil dans une machine textile
JP3515574B2 (ja) 精紡機並びにその制御および調整装置
JP2008509064A (ja) 精紡機の綾振り装置
JP2002138331A (ja) 多重撚糸機のテンション制御装置
EP0933322A2 (fr) Bobinoir pour fil continu
JP3387444B2 (ja) フライヤ装置
JP2000290842A (ja) フライヤ駆動方法
EP0963937A1 (fr) Procédé pour contrÔler la tension en utilisant un dispositif de suppression de peluches
JP2000290843A (ja) モータ駆動式フライヤの発電システム
EP0310848A1 (fr) Procédé et dispositif de production de fils guipés
JP4853631B2 (ja) 撚糸機
KR870005129A (ko) 오픈-엔드 정방기의 피싱방법 및 그 장치 및 마찰식 정방기
JP2008223157A (ja) 繊維機械
CN108360105A (zh) 一种多功能涤纶丝并线捻线一体机
JPH0243882Y2 (fr)
US2549821A (en) Double-twist twisting mechanism
WO1991002112A1 (fr) Procede et appareil de commande d'une unite annulaire rotative de metier a filer ou analogue
JP3591438B2 (ja) 紡機の単錘駆動モータの制御方法
JP2847431B2 (ja) タレット型巻取機
JP2004244773A (ja) 撚糸機の制御装置
JPH08311731A (ja) スピンドルの回転を阻止するための装置を備えたリング精紡機
JP2001139224A (ja) 糸条繰り出し装置
JPS61160457A (ja) 糸の貯留・繰出装置
JPH11208993A (ja) 紡糸巻取機

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE IT

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20010208

AKX Designation fees paid

Free format text: DE IT

17Q First examination report despatched

Effective date: 20011112

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20040107