WO2018212293A1 - 紡績システム、及び巻取阻止方法 - Google Patents

紡績システム、及び巻取阻止方法 Download PDF

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Publication number
WO2018212293A1
WO2018212293A1 PCT/JP2018/019156 JP2018019156W WO2018212293A1 WO 2018212293 A1 WO2018212293 A1 WO 2018212293A1 JP 2018019156 W JP2018019156 W JP 2018019156W WO 2018212293 A1 WO2018212293 A1 WO 2018212293A1
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WO
WIPO (PCT)
Prior art keywords
spinning
bobbin
unit
yarn
quality
Prior art date
Application number
PCT/JP2018/019156
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
川元　謙治
Original Assignee
村田機械株式会社
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 村田機械株式会社 filed Critical 村田機械株式会社
Priority to CN201880024721.2A priority Critical patent/CN110494380B/zh
Priority to EP18802240.4A priority patent/EP3626660B1/en
Publication of WO2018212293A1 publication Critical patent/WO2018212293A1/ja

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    • 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
    • B65H67/06—Supplying cores, receptacles, or packages to, or transporting from, winding or depositing stations
    • 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
    • B65H67/06—Supplying cores, receptacles, or packages to, or transporting from, winding or depositing stations
    • B65H67/063—Marking or identifying devices for packages
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H9/00—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine
    • D01H9/18—Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations ; Combination of spinning-winding machine for supplying bobbins, cores, receptacles, or completed packages to, or transporting from, paying-out or take-up stations ; Arrangements to prevent unwinding of roving from roving bobbins
    • 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 spinning system and a winding prevention method.
  • a ring spinning machine having a plurality of spinning units that form a spinning bobbin wound with a yarn, an automatic winder having a plurality of winding units that wind up the yarn of the spinning bobbin to form a package, and a ring spinning machine.
  • a spinning system including a conveying device that conveys a spinning bobbin from a spinning machine to an automatic winder. Such a spinning system is described in Patent Document 1, for example.
  • Such a winding unit of an automatic winder measures the quality of the yarn being wound by a clearer and detects the presence or absence of a yarn defect. When a yarn defect is detected, the winding unit stops winding the yarn, removes the yarn defect, resumes winding after performing yarn splicing. When the yarn defect is frequently detected, the winding unit determines that the spinning bobbin being wound is a defective bobbin and discharges the defective bobbin to the outside.
  • the spinning bobbin supplied to the winding unit is a defective bobbin, it is determined that the supplied spinning bobbin is determined to be a defective bobbin and is discharged to the outside before the winding is stopped, the yarn defect is removed, and Since the yarn splicing operation is repeated, the operating efficiency of the automatic winder decreases.
  • an object of the present invention is to provide a spinning system capable of winding a yarn of a finely-spun bobbin without reducing the operating efficiency of an automatic winder, and a winding prevention method.
  • the present invention relates to a ring spinning machine having a plurality of spinning units for forming a spinning bobbin wound with a yarn, and a winding unit for winding a yarn of a spinning bobbin formed by the ring spinning machine to form a package.
  • a quality information acquisition unit that is installed in a ring spinning machine and acquires quality information on the quality of the spinning bobbin, and the quality information acquired by the quality information acquisition unit.
  • a determination unit for determining whether the quality of the spinning bobbin satisfies a predetermined quality standard value for each spinning bobbin, and the spinning bobbin determined by the determination unit as not satisfying the quality standard value
  • a winding prevention mechanism for preventing the yarn from being wound by the winding unit.
  • the automatic winder can wind up the spinning bobbin yarn satisfying the quality standard value without winding the spinning bobbin yarn not satisfying the quality standard value. For this reason, the spinning system can wind up the yarn of the fine spinning bobbin without reducing the operating efficiency of the automatic winder.
  • the spinning system has a transport path for transporting the spinning bobbin and the empty bobbin between the automatic winder and the ring spinning machine, and the winding prevention mechanism transports the spinning bobbin determined not to meet the quality standard value.
  • the discharge device can prevent the spinning bobbin that does not satisfy the quality reference value from being wound by the winding unit by discharging the spinning bobbin that does not satisfy the quality reference value to the outside of the conveyance path.
  • the discharge device includes a defective bobbin discharge path that branches off from the conveyance path, and discharges the fine bobbin determined to not satisfy the quality standard value from the conveyance path to the defective bobbin discharge path. You may be comprised by the discharge device.
  • the defective bobbin discharging device discharges the fine spinning bobbin that does not satisfy the quality standard value from the conveyance path to the defective bobbin discharging path, so that the yarn of the fine bobbin that does not satisfy the quality standard value is wound by the winding unit. Can be prevented.
  • the defective bobbin discharge path may be provided by branching from a part of the conveyance path in which the spinning bobbin is conveyed from the ring spinning machine to the automatic winder in the conveyance path.
  • the defective bobbin discharging apparatus can discharge the spinning bobbin not satisfying the quality reference value to the defective bobbin discharging path before the spinning bobbin not satisfying the quality reference value is conveyed from the ring spinning machine to the automatic winder.
  • the discharge device may be configured by a defective bobbin removing device that is provided on the conveyance path and removes the fine spinning bobbin determined to not satisfy the quality standard value from the conveyance path.
  • the defective bobbin removing apparatus can prevent the spinning bobbin that does not satisfy the quality standard value from being wound by the winding unit by removing the spinning bobbin that does not satisfy the quality standard value from the conveyance path.
  • the spinning system includes a transport path for transporting a spinning bobbin and an empty bobbin between the automatic winder and the ring spinning machine.
  • the automatic winder supports the spinning bobbin transported through the transport path and performs spinning.
  • a yarn feeder that assists in unwinding the bobbin yarn and discharges the empty bobbin after all the yarn has been unwound to the transport path, and unwinds the yarn from the spinning bobbin and winds the unwound yarn
  • the winding prevention mechanism is constituted by a yarn feeding device, and the yarn feeding device is a spinning bobbin that is determined that the conveyed spinning bobbin does not satisfy the quality standard value, The spinning bobbin may be discharged to the conveyance path without unwinding the yarn from the spinning bobbin.
  • the yarn feeding device discharges the spinning bobbin to the conveyance path without unwinding the yarn from the fine spinning bobbin. It is possible to prevent the yarn of the spinning bobbin that does not satisfy the condition from being wound by the winding unit.
  • the spinning system includes an information writing unit that writes the determination result of the spinning bobbin quality in the determination unit, and an information reading unit that reads the determination result written by the information writing unit, and the spinning bobbin is placed in the tray.
  • the information writing unit writes the determination result to the storage unit provided in the tray, and the information reading unit reads the determination result from the storage unit of the tray to prevent winding.
  • the mechanism may prevent the yarn of the spinning bobbin from being wound by the winding unit based on the determination result read by the information reading unit. In this case, the take-up prevention mechanism, based on the determination result read by the information reading unit, out of the plurality of spinning bobbins that are transported while being set on the tray, does not satisfy the quality standard value Can be identified.
  • the spinning system includes a determination criterion setting unit that receives an input operation for setting a quality reference value by an operator, and the determination unit determines the quality of the spinning bobbin based on the quality reference value received by the determination criterion setting unit. It may be determined whether or not the above is satisfied. In this case, the operator of the spinning system can set the quality of the spinning bobbin that prevents the winding of the yarn in the winding unit by operating the determination reference setting unit.
  • the quality information may include at least one of the temperature around the ring spinning machine, the humidity around the ring spinning machine, the information indicating the state of each part of the spinning unit, and the operating state of the spinning unit. Good.
  • the determination unit can determine whether the quality of the spinning bobbin satisfies the quality standard value based on information such as the temperature around the ring spinning machine included in the quality information.
  • the present invention relates to a ring spinning machine having a plurality of spinning units for forming a spinning bobbin wound with a yarn, and a winding unit for winding a yarn of a spinning bobbin formed by the ring spinning machine to form a package.
  • a winding prevention method implemented in a spinning system comprising a plurality of automatic winders, and an acquisition step of acquiring quality information on the quality of the spinning bobbin by a quality information acquisition unit installed in the ring spinning machine;
  • the determination unit determines whether the quality of the spinning bobbin satisfies a predetermined quality standard value for each spinning bobbin based on the quality information acquired in the acquisition step, Winding that prevents the spinning bobbin yarn that has been judged not to meet the quality standard value from being wound by the winding unit using a winding prevention mechanism Includes a stop step, the.
  • the automatic winder can wind up the spinning bobbin yarn satisfying the quality standard value without winding the spinning bobbin yarn not satisfying the quality standard value.
  • the yarn of the fine spinning bobbin can be wound without reducing the operating efficiency of the automatic winder.
  • the spinning bobbin yarn can be wound without reducing the operating efficiency of the automatic winder.
  • FIG. 2 is a perspective view of a tray, an empty bobbin, and a fine spinning bobbin conveyed in the spinning system of FIG. 1.
  • FIG. 2 is a side view of a spinning unit of the spinning system of FIG. 1.
  • FIG. 2 is a control block diagram of the spinning system of FIG. 1. It is a top view of the spinning system of FIG. It is a front view of the automatic winder of the spinning system of FIG. It is a top view of the spinning system in the 1st modification. It is a control block diagram of the spinning system in the 1st modification. It is a side view of the defective bobbin removal apparatus of the spinning system in the 2nd modification.
  • the spinning system 100 includes an automatic winder 1, a ring spinning machine 2, and a transport device 3.
  • the ring spinning machine 2 generates a yarn Y from the roving yarn and winds the yarn Y around an empty bobbin E (a bobbin around which the yarn Y is not wound) to form a spinning bobbin B.
  • the automatic winder 1 winds the yarn Y of the fine spinning bobbin B to form a package P.
  • the transport device 3 transports the spinning bobbin B from the ring spinning machine 2 to the automatic winder 1, and transports the empty bobbin E from the automatic winder 1 to the ring spinning machine 2.
  • the spinning bobbin B and the empty bobbin E are each conveyed in a state of being set (placed) on the tray T.
  • the tray T includes a disk-shaped base portion T1, a pin T2 protruding upward from the base portion T1, and an RF (Radio Frequency) tag (storage portion) provided on the base portion T1.
  • the RF tag T3 may be built in the base portion T1 or attached to the outer surface of the base portion T1. Further, the RF tag T3 is not limited to a rectangular shape as shown in FIG. 2, and may be a donut shape (ring shape), for example.
  • the spinning bobbin B and the empty bobbin E are set on the tray T with the pin T2 inserted into the bottom part Ea of the bobbin E, with the top part Eb of the bobbin E facing upward.
  • the RF tag T3 stores information related to the spinning bobbin B set in the tray T.
  • the state of the spinning bobbin B set in the tray T is managed by RFID (Radio Frequency Identification) technology.
  • the configuration of the tray T is not limited to the above-described form.
  • the base portion T1 may not be a disk shape, and the means for setting the spinning bobbin B and the empty bobbin E may not be the insertion of the pin T2.
  • the installation place of the RF tag T3 may be a place where reading and writing can be performed by an RF writer (information writing unit) 31 and RF readers (information reading units) 18 and 41, which will be described later.
  • the ring spinning machine 2 performs a spinning process that is a pre-process of the automatic winder 1.
  • the ring spinning machine 2 includes a machine base control device 21 that controls the operation of the ring spinning machine 2 and a plurality of spinning units 20 that form the spinning bobbin B.
  • the machine base control device 21 includes a display unit 21a such as a display and an operation unit 21b such as an input key.
  • the display unit 21a displays the operation status of each spinning unit 20 and the like.
  • the operation unit 21b is operated by an operator or the like in order to set operation conditions of each spinning unit 20 or the like.
  • the display unit 21a and the operation unit 21b may be configured with a touch panel.
  • the spinning unit 20 has a draft device 22 and a twisting device 23.
  • the draft device 22 includes a back roller pair 22a, a middle roller pair 22b, and a front roller pair 22c.
  • the back roller pair 22a, the middle roller pair 22b, and the front roller pair 22c are constituted by a bottom roller and a top roller, respectively.
  • An apron belt is hung on each roller constituting the middle roller pair 22b.
  • the back yarn pair 22a, the middle roller pair 22b, and the front roller pair 22c are rotated at a predetermined speed ratio, so that the coarse yarn Y1 unwound from the coarse yarn bobbin is drafted.
  • the twisting device 23 includes a spindle shaft 24, a ring rail 25, a ring 26, and a traveler 27.
  • the spindle shaft 24 holds the bottom portion Ea of the bobbin E with the top portion Eb of the bobbin E facing upward, and rotates the bobbin E.
  • the ring rail 25 is movable in the axial direction of the bobbin E.
  • the ring 26 is fixed to the ring rail 25.
  • the traveler 27 is supported by the ring 26 and is movable along the ring 26.
  • the roving yarn Y1 drafted in the drafting device 22 is inserted into the gap between the ring 26 and the traveler 27, and the end of the roving yarn Y1 is fixed to the bobbin E.
  • the traveler 27 moves along the ring 26 so as to be pulled by the roving Y1.
  • the ring rail 25 gradually moves from the bottom portion Ea side to the top portion Eb side while reciprocating within a predetermined range along the axial direction of the bobbin E.
  • the rotation of the traveler 27 is delayed with respect to the rotation of the bobbin E, whereby the roving yarn Y1 is twisted to generate the yarn Y.
  • the yarn Y is wound around the bobbin E, and the spinning bobbin B is It is formed.
  • the ring spinning machine 2 having a plurality of spinning units 20 configured as described above is configured as a so-called simultaneous doffing type. That is, the ring spinning machine 2 stocks a plurality of empty bobbins E conveyed from the automatic winder 1 by the conveying device 3, and sets empty bobbins E in each spinning unit 20 at the same time. Start winding all at once. When winding of the yarn Y is completed in each spinning unit 20 and the spinning bobbin B is formed, the ring spinning machine 2 doffs all the spinning bobbins B all at once. Then, the ring spinning machine 2 removes the empty bobbins E stocked in the meantime from the tray T and sets them again in the spinning units 20 at the same time. Instead, the spinning bobbins B that have been doffed are placed in the tray T. Set all at once. The doffed spinning bobbin B is conveyed to the automatic winder 1 via the conveying device 3.
  • the ring spinning machine 2 is provided with a spinning sensor (quality information acquisition unit) 28 and a sensor management control unit 29.
  • the spinning sensor 28 is installed for each of the plurality of spinning units 20 included in the ring spinning machine 2.
  • the spinning sensor 28 acquires quality information of the spinning bobbin B formed by the spinning unit 20.
  • only one spinning sensor 28 may be provided for each of the plurality of spinning units 20, or one or a plurality of spinning sensors 28 may be provided for each spinning unit 20.
  • the spinning sensor 28 includes, as quality information, information indicating the ambient environment (for example, ambient temperature and ambient humidity) of the ring spinning machine 2 and the state of each part of the spinning unit 20 (for example, installation failure, equipment or component consumption). ) And the operating state of the spinning unit 20 (for example, the speed at which the spinning bobbin B is formed in each spinning unit 20 (for example, the rotational speed of the traveler 27, the rotational speed of the spinning bobbin B)) To do.
  • the ambient environment for example, ambient temperature and ambient humidity
  • the state of each part of the spinning unit 20 for example, installation failure, equipment or component consumption.
  • the operating state of the spinning unit 20 for example, the speed at which the spinning bobbin B is formed in each spinning unit 20 (for example, the rotational speed of the traveler 27, the rotational speed of the spinning bobbin B)
  • the sensor management control unit 29 manages the quality information acquired by each spinning sensor 28.
  • the sensor management control unit 29 outputs the quality information to be managed to the machine control device 11 of the automatic winder 1.
  • the ring spinning machine 2 includes a transport path L2 for transporting the tray T and a transport conveyor C2.
  • the conveyance path L2 includes a conveyance path L21 for conveying the tray T on which the spinning bobbins B formed by the respective spinning units 20 are set to the conveyance apparatus 3, and a tray on which an empty bobbin E is set from the conveyance apparatus 3.
  • the transport conveyor C2 transports the tray T on which the spinning bobbin B or the empty bobbin E is set along the transport path L2.
  • the automatic winder 1 includes a plurality of winding units 10 that form a package P from the spinning bobbin B, a doffing device 19 that doffs the package P, and each winding unit 10 and And a machine base control device 11 for controlling the doffing device 19.
  • the automatic winder 1 includes a transport path L1 for transporting the tray T and a transport conveyor C1.
  • the conveyance path L1 includes a conveyance path L11 for conveying the tray T on which the spinning bobbin B conveyed from the conveyance device 3 is set to each winding unit 10, and after the yarn Y is wound in the winding unit 10.
  • the transport conveyor C1 transports the tray T on which the spinning bobbin B or the empty bobbin E is set along the transport path L1.
  • the winding unit 10 includes a yarn feeding device 12, a tension applying device 13, a yarn joining device 14, a yarn clearer 15 (hereinafter simply referred to as a clearer), a winding device 16, In order from the upstream side to the downstream side of the yarn path. Furthermore, the winding unit 10 includes a unit control unit 17 and an RF reader (information reading unit) 18 as shown in FIG.
  • the yarn supplying device 12 supports the spinning bobbin B conveyed through the conveying path L11 and assists the unwinding of the yarn Y of the spinning bobbin B. Further, the yarn supplying device 12 discharges the empty bobbin E after the yarn Y is all unwound to the transport path L12.
  • the tension applying device 13 applies a predetermined tension to the yarn Y traveling from the yarn supplying device 12 toward the winding device 16.
  • the yarn joining device 14 is a device that connects ends of the yarn Y that has been divided for some reason, such as when a yarn defect is detected and the yarn Y is cut.
  • the clearer 15 monitors the state of the yarn Y traveling from the yarn supplying device 12 toward the winding device 16 between the yarn supplying device 12 and the winding device 16, and detects a yarn defect (for example, abnormal yarn thickness). , Foreign matter mixed into the yarn).
  • the clearer 15 determines whether or not to detect the detected yarn defect based on the set clearing condition.
  • the yarn Y is cut (cut) by the cutter to remove the yarn defect.
  • the cutter is attached to the clearer 15. However, the cutter may be provided separately from the clearer 15.
  • the winding device 16 unwinds the yarn Y from the fine spinning bobbin B supported by the yarn feeding device 12, and winds the unwound yarn Y to form a package P.
  • the RF reader 18 reads a determination result as to whether or not the conveyed spinning bobbin B satisfies the quality standard value from the RF tag T3 of the tray T on which the spinning bobbin B conveyed to the winding unit 10 is set. . Details of the information stored in the RF tag T3 will be described later.
  • the unit control unit 17 controls the operation of each unit of the winding unit 10 such as the yarn feeding device 12 based on an instruction from the machine base control device 11 or the like. Further, the unit control unit 17 controls the operation of the yarn feeding device 12 based on the determination result of whether or not the spinning bobbin B read by the RF reader 18 satisfies the quality reference value. Details of the operation of the yarn feeding device 12 when the spinning bobbin B does not satisfy the quality reference value will be described later.
  • the doffing device 19 duffs the package P formed by each winding unit 10.
  • One doffing device 19 is provided for the plurality of winding units 10.
  • the doffing device 19 sends the duffed package P to a predetermined position (for example, a conveyor provided behind the machine base).
  • the machine base control device 11 includes a display unit 11a, an operation unit (determination reference setting unit) 11b, and a defective bobbin determination unit (determination unit) 11c.
  • the machine control device 11 includes, for example, a CPU [Central Processing Unit], a ROM [Read Only Memory], a RAM [Random Access Memory], an EEPROM [Electrically Erasable Programmable Read Only Memory], a communication device, a storage device, a display device, and the like. It is comprised by the electronic control unit which has an operating device etc.
  • the display unit 11a and the operation unit 11b are configured by a touch panel in the present embodiment.
  • the display part 11a and the operation part 11b are not limited to being comprised with a touch panel.
  • the display unit 11a displays at least the winding conditions and operation data in the winding unit 10.
  • the operation unit 11b is operated by an operator or the like in order to set the operating conditions of each winding unit 10 or the like.
  • the defective bobbin determination unit 11c acquires the quality information of the spinning bobbin B acquired by each spinning sensor 28 from the sensor management control unit 29 via communication.
  • the defective bobbin determination unit 11c determines whether the quality of the spinning bobbin B satisfies a predetermined quality standard value for each spinning bobbin B based on the acquired quality information.
  • the spinning bobbin B that does not satisfy the quality standard value is referred to as a defective bobbin B1 (see FIG. 5).
  • the defective bobbin determination unit 11c outputs a determination result (whether or not it is a defective bobbin B1) to the RF writer 31 of the transport device 3.
  • the determination result includes identification information for specifying the spinning unit 20 that formed the spinning bobbin B.
  • the spinning unit 20 in which the spinning bobbin B is formed can be specified based on the installation position of the spinning sensor 28 that acquired the quality information of the spinning bobbin B.
  • the defective bobbin B1 tends to include many yarn defects to be removed as compared with the fine spinning bobbin B that satisfies the quality standard value. For this reason, when the defective bobbin B1 is wound in the winding unit 10, the operation efficiency of winding tends to be low because the yarn defect removal operation occurs frequently.
  • the quality standard value may be changed by the operator.
  • the operation unit 11b of the machine base control device 11 may accept an input operation for setting a quality reference value by an operator. Then, the defective bobbin determination unit 11c may determine whether or not the quality of the spinning bobbin B satisfies the quality reference value based on the quality reference value changed by the operator's input operation.
  • the operation unit that receives an input operation for setting the quality reference value by the operator is not limited to the operation unit 11b provided in the machine base control device 11, and may be an operation unit other than the operation unit 11b.
  • the transport device 3 transports the spinning bobbin B from the ring spinning machine 2 to the automatic winder 1 and transports the empty bobbin E from the automatic winder 1 to the ring spinning machine 2 as described above. To do.
  • the transport device 3 includes a transport path L3 for transporting the tray T and a transport conveyor C3.
  • the conveyance path L3 includes a conveyance path L31 for conveying the tray T on which the spinning bobbin B conveyed from the ring spinning machine 2 is set to the automatic winder 1, and after the yarn Y is wound up in the automatic winder 1.
  • the transport path L32 connects the transport path L22 of the ring spinning machine 2 and the transport path L12 of the automatic winder 1.
  • the transport path L3 includes bypass paths L33 and L34 that connect the transport path L31 and the transport path L32.
  • the bypass path L33 is provided closer to the automatic winder 1 than the bypass path L34.
  • the automatic winder 1 and the ring spinning machine 2 are connected to each other by the conveyance path L2 provided in the ring spinning machine 2, the conveyance path L3 provided in the conveyance device 3, and the conveyance path L1 provided in the automatic winder 1.
  • a conveyance path for conveying the fine spinning bobbin B and the empty bobbin E is formed between them.
  • the conveying device 3 includes an RF writer (information writing unit) 31, a remaining yarn amount confirmation sensor 32, a yarn end preparation device 33, a yarn presence / absence confirmation sensor 34, a remaining yarn removal device 35, and defective bobbin discharge. And a device (winding prevention mechanism, discharge device) 4.
  • the RF writer 31 is provided in the vicinity of the conveyance path L31 for conveying the spinning bobbin B formed by the ring spinning machine 2 to the automatic winder 1.
  • the RF writer 31 determines the defective bobbin in the spinning bobbin B to the RF tag T3 of the tray T on which the spinning bobbin B is set.
  • the determination result of the part 11c (whether it is a defective bobbin B1 and the identification information of the spinning unit 20 that formed the spinning bobbin B) is written.
  • the RF writer 31 is not limited to being provided in the transport device 3.
  • An RF writer 31 may be provided at the exit in the conveying direction of the spinning bobbin B of the ring spinning machine 2. Further, an RF writer 31 may be provided for each spinning unit 20.
  • the transport device 3 further includes a transfer unit, and in the transfer unit, the tray for the ring spinning machine 2 is changed into a tray for the automatic winder 1. The spinning bobbin B may be transferred.
  • the RF writer 31 is provided at a position slightly away from the transfer unit or the transfer unit on the downstream side in the transport direction of the spinning bobbin B, and is attached to the RF tag attached to the tray for the automatic winder 1. Information about bobbin B may be written.
  • the remaining yarn amount confirmation sensor 32 detects the remaining yarn amount of bobbins (spun bobbin B and empty bobbin E) conveyed along the conveyance path L31.
  • the yarn end preparation device 33 allows the automatic winder 1 to capture the yarn end so that the yarn end can be captured.
  • the yarn end is processed for B.
  • the yarn end preparation device 33 does not perform the yarn end processing.
  • the conveyance conveyor C3 conveys the fine spinning bobbin B that has been subjected to the yarn end processing in the yarn end preparation device 33 to the automatic winder 1 along the conveyance path L31.
  • the transport conveyor C3 passes the empty bobbin E through the bypass path L33. Through the transport path L31 to the transport path L32.
  • the yarn presence / absence confirmation sensor 34 detects whether or not the yarn Y remains on the bobbin (spun bobbin B or empty bobbin E) conveyed along the conveyance path L32.
  • the transport conveyor C3 passes the spinning bobbin B with the thread Y remaining from the transport path L32 via the bypass path L34. Then, it is conveyed to the remaining yarn removing device 35.
  • the residual yarn removing device 35 removes the yarn Y from the fine spinning bobbin B on which the yarn Y conveyed along the bypass path L34 remains, and turns it into an empty bobbin E.
  • the empty bobbin E from which the yarn Y has been removed by the residual yarn removing device 35 is transported from the bypass route L34 to the transport route L31 by the transport conveyor C3.
  • the defective bobbin discharging device 4 discharges the defective bobbin B1 returned to the conveying device 3 without being wound by the winding unit 10 to the outside of the conveying path L3.
  • yarn Y of defective bobbin B1 in the winding unit 10 is mentioned later in detail.
  • the defective bobbin discharging device 4 includes an RF reader 41, a discharging control unit 42, a defective bobbin discharging path L4, and a discharging conveyor C4.
  • the defective bobbin discharge path L4 is branched from the middle part of the transport path L32 for transporting the tray T from the automatic winder 1 to the ring spinning machine 2.
  • the discharge conveyor C4 takes in the tray T in which the defective bobbin B1 is set from the conveyance path L32 to the defective bobbin discharge path L4 based on the control of the discharge control unit 42.
  • the RF reader 41 is provided in the vicinity of the conveyance path L32 and at a position closer to the automatic winder 1 than the connecting portion between the conveyance path L32 and the defective bobbin discharge path L4.
  • the RF reader 41 determines from the RF tag T3 of the tray T transported along the transport path L32 whether the defective bobbin determining unit 11c determines whether the spinning bobbin B set on the tray T is the defective bobbin B1. ) Without contact.
  • the RF reader 41 outputs the read determination result to the discharge control unit 42.
  • the discharge controller 42 controls the discharge conveyor C4 so that the defective bobbin B1 is discharged from the conveyance path L32 to the defective bobbin discharge path L4. .
  • the winding unit 10 does not wind the yarn Y from the defective bobbin B1 when the spinning bobbin B conveyed from the conveying device 3 is the defective bobbin B1.
  • the RF reader 18 determines from the RF tag T3 of the tray T in which the spinning bobbin B is set, the determination result in the defective bobbin determination unit 11c (the spinning bobbin B set in the tray T is the defective bobbin B1). Read out). The RF reader 18 outputs the read determination result to the unit controller 17.
  • the unit controller 17 When the determination result read by the RF reader 18 is the defective bobbin B1, the unit controller 17 does not unwind the yarn Y from the defective bobbin B1, that is, the yarn Y is supplied to the winding device 16. The yarn feeding device 12 is controlled so that the defective bobbin B1 is discharged to the transport path L12 without being supplied. If the determination result read by the RF reader 18 is not a defective bobbin B1, the unit controller 17 controls the operation of each part of the winding unit 10 to set the spinning bobbin set in the yarn feeder 12 The yarn Y of B is supplied to the winding device 16.
  • the yarn feeding device 12 constitutes a winding prevention mechanism that prevents the yarn Y of the defective bobbin B1 from being wound up by the winding device 16.
  • the yarn supplying device 12 can prevent the yarn Y of the defective bobbin B1 from being wound by the winding device 16 based on the determination result of the defective bobbin determining unit 11c read by the RF reader 18.
  • the RF reader 18 reads identification information for specifying the spinning unit 20 that formed the spinning bobbin B from the RF tag T3 of the tray T. .
  • the RF reader 18 outputs identification information for specifying the read spinning unit 20 to the machine control device 11.
  • the machine control device 11 can identify the spinning unit 20 that forms the spinning bobbin B for the spinning bobbin B set in the yarn feeding device 12.
  • the machine control device 11 may not specify the spinning unit 20 that forms the spinning bobbin B.
  • the yarn feeding device 12 of the winding unit 10 conveys the defective bobbin B1 without unwinding the yarn Y from the defective bobbin B1.
  • the sheet is discharged to L12 and returned to the transfer device 3. That is, the yarn feeding device 12 of the winding unit 10 prevents the yarn Y of the defective bobbin B1 from being wound.
  • the automatic winder 1 can wind the yarn Y of the fine spinning bobbin B that satisfies the quality standard value without winding the yarn Y of the defective bobbin B1. For this reason, the spinning system 100 can wind the yarn Y of the fine spinning bobbin B without reducing the operating efficiency of the automatic winder 1.
  • the defective bobbin discharging device 4 discharges the defective bobbin B1 from the conveyance path L32 to the defective bobbin discharging path L4. This prevents the defective bobbin B1 from being conveyed to the automatic winder 1 again. In this manner, the defective bobbin discharging device 4 can also prevent the yarn Y of the defective bobbin B1 from being wound up by the winding unit 10.
  • the RF writer 31 writes the determination result determined by the defective bobbin determination unit 11c in the RF tag T3 of the tray T.
  • the RF reader 18 reads the determination result from the RF tag T3.
  • the winding unit 10 is based on the determination result read by the RF reader 18, and among the plurality of spinning bobbins B transported in the state of being set on the tray T, the defect does not satisfy the quality standard value.
  • Bobbin B1 can be specified.
  • the operation unit 11b of the winding unit 10 receives an input operation for setting a quality reference value by an operator. Then, the defective bobbin determination unit 11c may determine whether the quality of the spinning bobbin B satisfies the quality standard value based on the accepted quality standard value. In this case, the operator of the spinning system 100 can set the quality of the spinning bobbin B that prevents the winding of the yarn Y in the winding unit 10 by operating the operation unit 11b.
  • the spinning sensor 28 acquires at least one of the ambient environment of the ring spinning machine 2, information indicating the state of each part of the spinning unit 20, and the operating state of the spinning unit 20 as quality information.
  • the defective bobbin determination unit 11c can determine whether or not the quality of the spinning bobbin B satisfies the quality standard value based on information such as the surrounding environment of the ring spinning machine 2 included in the quality information.
  • the winding prevention method implemented in the spinning system 100 includes an acquisition step of acquiring quality information regarding the quality of the spinning bobbin B by the spinning sensor 28 installed in the ring spinning machine 2, and the quality acquired in the acquisition step.
  • a determination step for determining whether or not the quality of the spinning bobbin B satisfies a predetermined quality reference value for each spinning bobbin B based on the information, and the quality reference value in the determination step A winding prevention step of preventing the yarn Y of the fine spinning bobbin B determined not to satisfy the condition from being wound by the winding unit 10 by the yarn feeding device 12. According to this winding prevention method, as described above, the yarn Y of the spinning bobbin B can be wound without reducing the operating efficiency of the ring spinning machine 2.
  • the spinning system 100A according to the first modification includes a transport device 3A instead of the transport device 3 of the spinning system 100 according to the embodiment.
  • the transfer device 3A includes a defective bobbin discharge device (winding prevention mechanism, discharge device) 5 instead of the defective bobbin discharge device 4 of the transfer device 3 in the embodiment.
  • the defective bobbin discharging device 5 discharges the defective bobbin B1 from the conveyance path L31 along which the fine spinning bobbin B is conveyed.
  • the defective bobbin discharge device 5 includes a discharge control unit 51, a defective bobbin discharge path L5, and a discharge conveyor C5.
  • the defective bobbin discharge path L5 is provided to be branched from a middle portion of the transport path L31 for transporting the tray T (spun bobbin B) from the ring spinning machine 2 to the automatic winder 1.
  • the defective bobbin discharge path L5 is connected to a position closer to the ring spinning machine 2 than the connection part between the bypass path L34 and the transfer path L31 in the transfer path L31.
  • the discharge conveyor C5 takes in the tray T in which the defective bobbin B1 is set from the conveyance path L31 to the defective bobbin discharge path L5 based on the control of the discharge control unit 51.
  • the discharge control unit 51 acquires the determination result from the defective bobbin determination unit 11c, and identifies the spinning unit 20 that formed the defective bobbin B1 from the acquired determination result.
  • the discharge control unit 51 determines that the defective bobbin B1 is defective when the spinning bobbin B (defective bobbin B1) formed by the specified spinning unit 20 passes through the connecting portion between the defective bobbin discharge path L5 and the conveyance path L31.
  • the discharge conveyor C5 is controlled so as to be discharged to the bobbin discharge path L5.
  • the ring spinning machine 2 doffs all the spinning bobbins B all at once, and sets the fine spinning bobbins B on the tray T all at once and conveys them to the conveying device 3. Accordingly, the plurality of spinning bobbins B respectively formed by the plurality of spinning units 20 are sequentially transported to the transport device 3 along the order of the spinning units 20, for example. For this reason, since the discharge control unit 51 has already identified the identification information of the spinning unit 20 that formed the defective bobbin B1 from the obtained determination result, for example, the spinning bobbin B that is sequentially transported along the transport path L31. The defective bobbin B1 can be specified based on the order.
  • the defective bobbin discharging apparatus 5 can discharge the defective bobbin B1 without reading the determination result from the RF tag T3.
  • the RF writer 31 may not write the determination result as to whether or not the spinning bobbin B satisfies the quality reference value in the RF tag T3 of the tray T.
  • the RF writer 31 may write only the identification information of the spinning unit 20 that formed the spinning bobbin B on the RF tag T3 of the tray T.
  • the RF writer 31 acquires the determination result and identification information from the defective bobbin determination unit 11c via the discharge control unit 51. can do.
  • the RF writer 31 may acquire the determination result and the identification information directly from the defective bobbin determination unit 11c. Note that when the defective bobbin discharging apparatus 5 discharges the defective bobbin B1 without reading the determination result from the RF tag T3, the RF writer 31 and the RF reader 18 may not be provided.
  • the defective bobbin discharging device 5 can discharge the defective bobbin B1 from the conveying path L31 for conveying the fine spinning bobbin B to the defective bobbin discharging path L5 outside the conveying path L31.
  • the spinning system 100A can prevent the yarn Y of the defective bobbin B1 from being wound by the winding unit 10, and winds the yarn Y of the fine spinning bobbin B without reducing the operating efficiency of the automatic winder 1. Can do.
  • the defective bobbin discharging path L5 of the defective bobbin discharging apparatus 5 is connected to a conveying path L31 for conveying the spinning bobbin B from the ring spinning machine 2 to the automatic winder 1.
  • the defective bobbin discharging device 5 can discharge the defective bobbin B1 to the defective bobbin discharging path L5 before the defective bobbin B1 is conveyed from the ring spinning machine 2 to the automatic winder 1.
  • the defective bobbin discharging device 5 in the first modified example reads the determination result stored in the RF tag T3 of the tray T by the RF reader and transports the defective bobbin B1 in the same manner as the defective bobbin discharging device 4 in the embodiment. It may be discharged from the path L31 to the defective bobbin discharge path L5. That is, the defective bobbin discharging device 4 in the embodiment may be provided for the transport path L31.
  • the position where the defective bobbin discharging device 5 is provided is not limited to the transport path L31.
  • the defective bobbin discharging device 5 may be provided at any position on the transport paths L1 to L3 as long as the defective bobbin B1 passes through. That is, the defective bobbin discharging device 5 is not limited to being provided in the transport device 3, and may be provided in the automatic winder 1 or the ring spinning machine 2.
  • the spinning system in the second modified example includes a defective bobbin removing device (winding prevention mechanism, discharging device) 6 shown in FIG. 9 instead of the defective bobbin discharging device 5 in the first modified example.
  • the defective bobbin removing device 6 is provided on a conveyance path L31 for conveying the spinning bobbin B from the ring spinning machine 2 to the automatic winder 1.
  • the defective bobbin removing device 6 includes a bobbin removing unit 61, a bobbin inserting unit 62, a defective bobbin housing unit 63, and an RF reader (information reading unit) 64.
  • the RF reader 64 is configured such that the transported spinning bobbin B is defective from the RF tag T3 of the tray T on which the spinning bobbin B transported to the defective bobbin removing device 6 is set. The determination result of whether or not it is B1 is read.
  • the bobbin removing unit 61 is a member extending in the vertical direction.
  • the bobbin removing unit 61 extracts the conveyed defective bobbin B1 from the tray T.
  • the bobbin removing unit 61 includes a plurality of rollers (not shown) and the like, and the defective bobbin B1 can be extracted from the tray T by rotating the rollers. Note that when the transported spinning bobbin B is not the defective bobbin B1, the bobbin removing unit 61 does not extract the spinning bobbin B from the tray T.
  • the defective bobbin B1 is discharged out of the conveyance path L31 (removed from the conveyance path L31).
  • the upper part of the bobbin inserting part 62 is attached to the upper part of the bobbin removing part 61.
  • the lower end portion of the bobbin inserting portion 62 extends to the vicinity of the upper portion of the defective bobbin accommodating portion 63.
  • the bobbin removing unit 61 lifts the defective bobbin B1 extracted from the tray T upward and sends it to the bobbin inserting unit 62.
  • the bobbin loading part 62 is formed in a slide shape, and slides the defective bobbin B1 sent from the bobbin removing part 61 into the defective bobbin accommodating part 63.
  • the defective bobbin accommodating portion 63 is formed in a box shape having an upper portion opened.
  • the defective bobbin accommodating portion 63 accommodates the defective bobbin B1 thrown from the bobbin throwing portion 62.
  • the defective bobbin removing device 6 removes the defective bobbin B1 from the transport path L31 by pulling out the defective bobbin B1 from the tray T.
  • the spinning system in the second modification can prevent the yarn Y of the defective bobbin B1 from being wound by the winding unit 10, and the yarn Y of the fine spinning bobbin B without reducing the operating efficiency of the automatic winder 1. Can be wound up.
  • the bobbin removing unit 61 of the defective bobbin removing device 6 acquires the determination result from the defective bobbin determining unit 11c in the same manner as the defective bobbin discharging device 5 of the second modification, and determines the defective bobbin B1 from the acquired determination result.
  • the formed spinning unit 20 may be specified.
  • the bobbin removing unit 61 may pull out the defective bobbin B1 from the tray T when the spinning bobbin B (defective bobbin B1) formed by the specified spinning unit 20 passes through the bobbin removing unit 61.
  • the defective bobbin removing device 6 can remove the defective bobbin B1 without reading the determination result from the RF tag T3.
  • the defective bobbin removing device 6 in the second modified example is not limited to the configuration in which the defective bobbin B1 is pulled upward from the tray T.
  • the defective bobbin removing device 6 may have another configuration as long as the defective bobbin B1 can be removed from the tray T.
  • the position where the defective bobbin removing device 6 is provided is not limited to the transport path L31.
  • the defective bobbin removing device 6 may be provided in the remaining yarn removing device 35.
  • the defective bobbin removing device 6 may be provided at any position on the transport paths L1 to L3 as long as the defective bobbin B1 passes through. That is, the defective bobbin removing device 6 is not limited to being provided in the transport device 3, and may be provided in the automatic winder 1 or the ring spinning machine 2.
  • the defective bobbin determination unit 11 c that determines the quality of the spinning bobbin B based on the quality information acquired by the spinning sensor 28 is not limited to being provided in the machine control device 11 of the automatic winder 1.
  • the defective bobbin determination unit 11c may be provided in the spinning sensor 28 itself, may be provided in the machine control device 21 of the ring spinning machine 2, or may be a sensor that manages the spinning sensor 28. It may be provided in the management control unit 29 or may be provided in the unit control unit 17 of the winding unit 10.
  • the quality information of the spinning bobbin B for determining whether or not it is a defective bobbin B1 is obtained from the sensor management control unit 29.
  • This quality information is obtained from the RF of the tray T. It may be written in the tag T3. And based on the quality information written in RF tag T3, the unit control part 17 of the winding unit 10 may determine whether it is a defective bobbin B1.
  • the RF writer 31 provided in the transfer device 3 acquires the quality information of each spinning bobbin B acquired by the spinning sensor 28 via communication from the sensor management control unit 29 and acquires the quality information.
  • the quality information is written in the RF tag T3 of the tray T in which the fine spinning bobbin B is set.
  • the RF writer 31 may or may not write identification information for specifying the spinning unit 20 in which the spinning bobbin B is formed.
  • Each winding unit 10 includes an RF writer in addition to the RF reader 18.
  • the RF reader 18 reads the quality information of the spinning bobbin B from the RF tag T3 of the tray T on which the spinning bobbin B is set.
  • Each unit controller 17 determines whether or not the bobbin B1 is defective based on the quality information of the spinning bobbin B read by the RF reader 18.
  • the RF writer provided in the winding unit 10 writes the discharge flag of the defective bobbin B1 to the RF tag T3 when the determination result of the unit control unit 17 is the defective bobbin B1. Then, the RF reader 41 of the defective bobbin discharging apparatus 4 reads the discharge flag from the RF tag T3. When the discharge flag is read by the RF reader 41, the defective bobbin discharging device 4 discharges the tray T in which the discharge flag is written (the tray T in which the defective bobbin B1 is set) to the defective bobbin discharging path L4.
  • the RF readers 18, 41 and 64 are not limited to reading information from the RF tag T3 in a non-contact manner, and may read information by a contact type.
  • the conveyance devices 3 and 3A are provided with a remaining yarn amount confirmation sensor 32, a yarn end preparation device 33, a yarn presence / absence confirmation sensor 34, a remaining yarn removal device 35, and bypass paths L33 and L34.
  • these can be omitted as appropriate.
  • the yarn of the spinning bobbin can be wound without reducing the operating efficiency of the automatic winder.
  • SYMBOLS 1 Automatic winder, 2 ... Ring spinning machine, 4, 5 ... Defective bobbin discharge device (winding prevention mechanism, discharge device), 6 ... Defective bobbin removal device (winding prevention mechanism, discharge device), 10 ... Winding unit , 11b ... operation unit (determination reference setting unit), 11c ... defective bobbin determination unit (determination unit), 12 ... yarn feeding device (winding prevention mechanism), 16 ... winding device, 18, 41, 64 ... RF reader ( (Information reading unit), 20 ... spinning unit, 28 ... spinning sensor (quality information acquisition unit), 31 ... RF writer (information writing unit), 100 ... spinning system, B ... spinning bobbin, B1 ...

Landscapes

  • Engineering & Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Replacing, Conveying, And Pick-Finding For Filamentary Materials (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
PCT/JP2018/019156 2017-05-19 2018-05-17 紡績システム、及び巻取阻止方法 WO2018212293A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201880024721.2A CN110494380B (zh) 2017-05-19 2018-05-17 纺纱系统及卷绕阻止方法
EP18802240.4A EP3626660B1 (en) 2017-05-19 2018-05-17 Spinning system and winding prevention method

Applications Claiming Priority (2)

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JP2017099429A JP2018193198A (ja) 2017-05-19 2017-05-19 生産力表示制御装置及び方法並びに自動ワインダ
JP2017-099429 2017-05-19

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EP3919426A1 (en) 2020-06-05 2021-12-08 Murata Machinery, Ltd. Yarn winding machine and spinning system
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US11459676B2 (en) * 2018-05-28 2022-10-04 Uster Technologies Ag Automatic ring spinning system and method for automatically operating same
CN111060418A (zh) * 2019-12-16 2020-04-24 广东溢达纺织有限公司 纱线干涩判断装置及其判断方法
EP3919426A1 (en) 2020-06-05 2021-12-08 Murata Machinery, Ltd. Yarn winding machine and spinning system

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EP3626660A1 (en) 2020-03-25
CN110494380B (zh) 2022-03-25
EP3409626A1 (en) 2018-12-05
EP3409626B1 (en) 2021-06-30
CN108946326A (zh) 2018-12-07
JP2018193198A (ja) 2018-12-06
EP3626660B1 (en) 2023-07-12
EP3626660A4 (en) 2021-05-05
CN108946326B (zh) 2021-04-30
CN110494380A (zh) 2019-11-22

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