EP2684826A1 - Vorrichtung zum aufspulen eines fadens - Google Patents

Vorrichtung zum aufspulen eines fadens Download PDF

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Publication number
EP2684826A1
EP2684826A1 EP12757986.0A EP12757986A EP2684826A1 EP 2684826 A1 EP2684826 A1 EP 2684826A1 EP 12757986 A EP12757986 A EP 12757986A EP 2684826 A1 EP2684826 A1 EP 2684826A1
Authority
EP
European Patent Office
Prior art keywords
yam
accumulating
winding
wound
unwinding
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Withdrawn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
EP12757986.0A
Other languages
English (en)
French (fr)
Other versions
EP2684826A4 (de
EP2684826A9 (de
Inventor
Isao Fukuda
Hiroshi Mima
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
Application filed by Murata Machinery Ltd filed Critical Murata Machinery Ltd
Publication of EP2684826A1 publication Critical patent/EP2684826A1/de
Publication of EP2684826A9 publication Critical patent/EP2684826A9/de
Publication of EP2684826A4 publication Critical patent/EP2684826A4/de
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00—Forwarding filamentary material
    • B65H51/20—Devices for temporarily storing filamentary material during forwarding, e.g. for buffer storage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H51/00—Forwarding filamentary material
    • B65H51/20—Devices for temporarily storing filamentary material during forwarding, e.g. for buffer storage
    • B65H51/22—Reels or cages, e.g. cylindrical, with storing and forwarding surfaces provided by rollers or bars
    • 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
    • B65H67/08—Automatic end-finding and material-interconnecting arrangements
    • B65H67/081—Automatic end-finding and material-interconnecting arrangements acting after interruption of the winding process, e.g. yarn breakage, yarn cut or package replacement
    • 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 an art of a yam winding device.
  • a yam winding device is well known as a device which rewinds a package while eliminating threading defects of a yam feeding bobbin around which is wound a yam that is spun by a fine spinning machine.
  • the yam winding device provided therein with a yam accumulating device (accumulator) is known (for example, see the Patent Document 1).
  • the yam winding device provided therein with the yam accumulating device can continue yam winding work without stopping a package winding device.
  • the package winding device winds a yam accumulated in the yarn accumulating device and continues the yam winding work.
  • a yam accumulated in the yam accumulating device is led out (a yam end is pulled out) and introduced into a yam splicing device, and the introduced yam end is yam together with a yam end at the side of the yam feeding bobbin.
  • the yam accumulating device when sloughing (loop cast-off) occurs in a yam wound out from the yam accumulating device toward a package, yam breakage occurs and the winding of the package is stopped.
  • the conventional yam accumulating device represented by the Patent Document 1 since a yam wound former is pushed upward by a yam wound later, fluffs may be intertwined with each other, thereby causing sloughing at the time of unwinding of the yam. Since the yam wound former is pushed upward by the yarn wound later, at the time of pulling out the yarn end accumulated in the yam accumulating device, the fluffs may be intertwined with each other, thereby causing draw-out defect.
  • Patent Document 1 the Japanese Patent Laid Open Gazette 2009-242042
  • the purpose of the present invention is to provide a yam winding device which can prevent sloughing.
  • the invention is a yam winding device which rewinds a package while eliminating threading defects of a yam feeding bobbin around which is wound a yam that is spun by a fine spinning machine, including a yam feeding part which supports the yam feeding bobbin, a yam accumulating device which winds and accumulates the yam of the yam feeding bobbin, a winding part which winds the yam accumulated in the yam accumulating part for a predetermined winding speed so as to form the package, a threading defect detection part which supervises threading defect, and a yam splicing part which splices broken yam ends when the yam is broken.
  • the yam accumulating device has a yam accumulating part accumulating the yam and a winding part winding the yam to the yam accumulating part while rotating, and the yam accumulating part has a yam accumulating body to which the yam is wound and a yam conveying mechanism applying conveying power from a winding side to a unwinding side on the whole wound yarn.
  • the invention is the yam winding device according to the first aspect, wherein the yam accumulating device has a draw-out part which sucks the yam end wound to the yam accumulating part when the yam is broken.
  • the invention is the yam winding device according to the second aspect, wherein the yam accumulating device has a yam unwinding assistant part which is attached to the unwinding side of the yam accumulating part and assists unwinding of the yam.
  • the invention is the yam winding device according to the third aspect, wherein the yam accumulating device has a yam accumulation amount detection part which detects a accumulation amount of the yam accumulated in the yam accumulating device.
  • the invention is the yam winding device according to the first to fourth aspects, wherein the yam accumulating body is a belt, and the yarn conveying mechanism is a pulley which drives the belt.
  • the invention is the yam winding device according to the first to fourth aspects, wherein the yam conveying mechanism has a swinging member which is swung concerning the yam accumulating body and a rotation shaft which is rotated eccentrically.
  • the yam wound to the yam accumulating body that is, the whole yam wound to the yam accumulating part can be sent from the winding side toward the unwinding side of the yam accumulating body, and the wound yam is conveyed while maintaining equal spaces in the yam, whereby accumulated yam layers are not intertwined with each other. Accordingly, sloughing can be prevented.
  • the yam wound to the yam accumulating body is sent from the winding side toward the unwinding side of the yam accumulating part and equal spaces in the wound yam are maintained, whereby accumulated yam layers are not intertwined with each other. Accordingly, at the time of sucking and pulling out the yam end wound to the yam accumulating body, draw-out defect caused by intertwining of yarns can be prevented.
  • the yam winding device of the third aspect only one yarn Y can pass through the yam unwinding assistant part, whereby yam breakage can be prevented.
  • correct length of the yam wound to the yam accumulating part can be detected.
  • the yam wound to the yam accumulating body is sent from the winding side toward the unwinding side of the yam accumulating part and equal spaces in the wound yam are maintained, whereby accumulated yam layers are not intertwined with each other. Accordingly, sloughing can be prevented.
  • the yam wound to the yam accumulating body is sent from the winding side toward the unwinding side of the yam accumulating part and equal spaces in the wound yam are maintained, whereby accumulated yam layers are not intertwined with each other. Accordingly, sloughing can be prevented.
  • FIG. 1 An explanation will be given on a winding unit 10 which is a first embodiment of an automatic winding device of the present invention referring to Fig. 1 .
  • the winding unit 10 winds a package P while eliminating threading defects of a yam feeding bobbin B1 around which is wound a yam Y that is spun by a fine spinning machine.
  • the winding unit 10 is arranged in parallel in a lengthwise direction of a machine bed of an automatic winder.
  • the winding unit 10 has a controller 5, a frame 6, a yam feeding part 20, a yam splicing part 30, a threading defect detection part 40, a yam accumulating device (accumulator) 100, and a winding part 50.
  • the frame 6 supports the devices constituting the winding unit 10.
  • the frame 6 supports the yam feeding part 20, the yam splicing part 30, the threading defect detection part 40, the yam accumulating device 100 and the winding part 50 along a winding direction from an upstream side to a downstream side.
  • the controller 5 is housed in the frame 6.
  • the controller 5 is connected electrically to the devices constituting the winding unit 10.
  • the controller 5 has a function for controlling the devices constituting the winding unit 10 so as to wind a package P while eliminating threading defects of a yam feeding bobbin B1.
  • the yam feeding part 20 has a bobbin supply device (not shown), a yam feeding bobbin holding part 21, a yam unwinding assistant device 22, a yam feeler 23, and a first tenser 24.
  • the bobbin supply device supplies a new yam feeding bobbin B 1 to the yam feeding bobbin holding part 21.
  • the yam feeding bobbin holding part 21 receives and holds the yam feeding bobbin B1 from the bobbin supply device.
  • the yam unwinding assistant device 22 assists unwinding of a yam from the yam feeding bobbin B1.
  • the yam feeler 23 detects that no yam Y pulled out from the yam feeding bobbin B1 exists.
  • the first tenser 24 applies predetermined tension on a running yam Y.
  • the yam splicing part 30 has a splicer device 31, a lower yam guide pipe 32 and an upper yam guide pipe 33.
  • the splicer device 31 splices a yam Y at a side of a yam feeding bobbin B1 (lower yam) together with a yam Y at a side of a package P (upper yam) at the time of detection of threading defects of a clearer 41 discussed later or at the time of yam breakage under unwinding from the yam feeding bobbin B1.
  • the lower yam guide pipe 32 catches and guides a lower yam at the side of the yam feeding bobbin B1.
  • the upper yam guide pipe 33 catches and guides an upper yam at the side of the package P.
  • the threading defect detection part 40 has the clearer 41 and a waxing device 42.
  • the clearer 41 supervises thickness of a yam Y with a suitable sensor so as to detect defects.
  • the waxing device 42 applies wax on a running yam Y
  • the yarn accumulating device (accumulator) 100 accumulates a yam Y sent from a yam feeding bobbin B1.
  • the yarn accumulating device 100 will be explained in detail later.
  • the winding part 50 has a second tenser 51 and a winding drum 52.
  • the second tenser 51 controls tension of a yam Y unwound from the yarn accumulating device 100.
  • the winding drum 52 makes a yam Y traverse and rotates a winding bobbin B2.
  • the yam accumulating device 100 has a yam unwinding assistant part 110, a yam accumulation amount detection part 120, a yam accumulating part 130, a winding part 140 and a draw-out part 150.
  • the controller 5 mentioned above is connected to a accumulation upper limit sensor 121, a accumulation lower limit sensor 122, a accumulation lowest limit sensor 123, a motor 143, an electromagnetic valve 152 and a compressed air generator 153.
  • the yam unwinding assistant part 110 will be explained in detail later.
  • the yam accumulation amount detection part 120 has the accumulation upper limit sensor 121, the accumulation lower limit sensor 122 and the accumulation lowest limit sensor 123.
  • the accumulation upper limit sensor 121, the accumulation lower limit sensor 122 and the accumulation lowest limit sensor 123 are arranged on an attachment frame (not shown) of the yam accumulating device 100.
  • the accumulation upper limit sensor 121 is arranged at a position facing an upper end of a yam Y wound to the yam accumulating part 130 when yam accumulation amount of the yam accumulating part 130 reaches the upper limit yam accumulation amount.
  • the accumulation lower limit sensor 122 is arranged at a position facing an upper end of a yarn Y wound to the yam accumulating part 130 when the yam accumulation amount of the yam accumulating part 130 reaches the lower limit yam accumulation amount.
  • the accumulation lowest limit sensor 123 is arranged at a position facing an upper end of a yam Y wound to the yam accumulating part 130 when yam accumulation amount of the yam accumulating part 130 reaches the lowest limit yam accumulation amount.
  • the yam accumulating part 130 has a winding side 130R and a unwinding side 130F.
  • the winding side 130R is the lower side of the yam accumulating part 130.
  • the unwinding side 130F is the upper side of the yam accumulating part 130.
  • a yam Y is wound from the winding side 130R, and the yam Y is unwound from the unwinding side 130F.
  • the yam accumulating part 130 in this embodiment is arranged so that shafts thereof are in parallel to the vertical direction, the shafts may alternatively be arranged aslant concerning the vertical direction.
  • the yam accumulating part 130 will be explained in detail later.
  • the winding part 140 has a winding arm 141, a balancer 142, the motor 143 and an output shaft 145.
  • the winding arm 141 is extended outward and upward from the outer circumference of the output shaft 145 and is curved toward the surface of the yam accumulating part 130.
  • the winding arm 141 is formed pipe-like and formed therein with a yam passage in which a yam Y can run.
  • the winding arm 141 is rotatable concerning the yam accumulating part 130.
  • the balancer 142 is arranged at the side facing the winding arm 141 centering on the output shaft 145 in the axial direction of the output shaft 145.
  • the balancer 142 is formed integrally with the output shaft 145.
  • the motor 143 makes rotate the winding arm 141, the balancer 142 and the output shaft 145.
  • the output shaft 145 is formed pipe-like and formed therein with a yarn passage in which a yam Y can run.
  • the yam passage formed in the output shaft 145 is communicated with the yam passage formed in the winding arm 141.
  • the draw-out part 150 has a blowing-down nozzle 151, the electromagnetic valve 152, the compressed air generator 153 and a connection pipe 154.
  • the blowing-down nozzle 151 will be explained in detail later.
  • the compressed air generator 153 generates compressed air.
  • the connection pipe 154 connects the compressed air generator 153 to the blowing-down nozzle 151.
  • a flow channel is formed in the connection pipe 154.
  • the electromagnetic valve 152 is provided in the middle of the connection pipe 154. The function of the draw-out part 150 will be explained in detail later.
  • Fig. 3(A) is a plan view of the yam unwinding assistant part 110.
  • Fig. 3(B) is an arrow sectional view of the line S1-S1 in Fig. 3(A) .
  • the yam unwinding assistant part 110 has a guide member 111, a ring member 112 and a rubber member 113.
  • the guide member 111 is arranged above the yam accumulating part 130.
  • the guide member 111 is a rigid body formed disk-like.
  • a sectional shape of a side surface circumference 111A of the guide member 111 is formed circular arc-like.
  • the ring member 112 is formed ring-like.
  • the rubber member 113 is a flexible elastic member formed ring-like.
  • the outer peripheral side of the rubber member 113 is fixed to the inner peripheral side of the ring member 112.
  • the inner peripheral side of the rubber member 113 sticks to the side surface circumference 111A of the guide member 111 without a break.
  • the blowing-down nozzle 151 connects the output shaft 145 to the connection pipe 154.
  • a yam flow channel 151A and a blowing-down flow channel 151 B are formed in the blowing-down nozzle 151.
  • the yam flow channel 151 A is communicated with the yam passage formed in the output shaft 145.
  • the blowing-down flow channel 151B is communicated with the flow channel of the connection pipe 154.
  • the blowing-down flow channel 151B is inclined downward, that is, directed toward the upstream side (the yam splicing part 30 and the threading defect detection part 40), and is connected to the yam flow channel 151 A.
  • the yam accumulating part 130 has four endless belt conveying devices 131.
  • the endless belt conveying devices 131 can send a yam Y along a yam conveying direction from the winding side 130R toward the unwinding side 130F.
  • the endless belt conveying devices 131 are arranged respectively at four corners of a rectangle in the yam conveying direction.
  • a yam Y is wound from the winding side 130R, and the yam Y is unwound from the unwinding side 130F.
  • Each of the endless belt conveying devices 131 has a belt 132, and a driving pulley 134 and a driven pulley 133 as a yam sending mechanism.
  • the belt 132 is laid across the driving pulley 134 and the driven pulley 133 in a tensioned state.
  • the belt 132 has a belt outer side 132F as a yam accumulating body and a belt inner side 132E.
  • the belt outer side 132F is the belt 132 constituting the four corners of the rectangle of the yam accumulating part 130 when viewed in plan.
  • a yam Y is wound to the belt outer side 132F.
  • the belt inner side 132E is the belt 132 not constituting the four corners of the rectangle in the yam sending direction of the yam accumulating part 130 (the axial direction of the output shaft 145). Any yam Y does not touch the belt inner side 132E.
  • the driving pulley 134 is driven rotatively by a driving mechanism (not shown).
  • the driving mechanism is connected to the controller 5.
  • the driving pulley 134 drives the belt 132 so that the belt outer side 132F moves from the winding side 130R toward the unwinding side 130F.
  • the controller 5 makes the winding arm 141 rotate as mentioned above, and a yam Y guided into the yam passage of the winding arm 141 is wound to the circumference of the belt outer side 132F.
  • the controller 5 drives the driving pulley 134 with the driving mechanism, and drives the belt 132 so that the belt outer side 132F moves from the winding side 130R toward the unwinding side 130F.
  • the whole yam Y wound to the circumference of the belt outer side 132F is sent from the winding side 130R toward the unwinding side 130F of the belt outer side 132F while equal spaces in the yam Y are maintained.
  • conveying power from the winding side 130R toward the unwinding side 130F can be applied on the whole yam wound to the belt outer side 132F sequentially, whereby the yam Y can be sent along the direction from the winding side 130R toward the unwinding side 130F of the belt outer side 132F (the yam sending direction) while maintaining equal spaces among yam layers. Accordingly, accumulated yam layers are not intertwined with each other, whereby sloughing at the time of unwinding of a yam caused by intertwining of fluffs does not occur.
  • the controller 5 receives existence of a yam Y at positions facing the accumulation upper limit sensor 121, the accumulation lower limit sensor 122 and the accumulation lowest limit sensor 123, thereby detecting the length of the yam Y wound to the yam accumulating part 130. Accordingly, by the yam accumulation amount detection part 120, the correct yam accumulation amount can be calculated.
  • the yam accumulating part 130 of this embodiment can convey a yam Y at equal intervals, whereby the correct yam accumulation amount can be calculated by calculating the peripheral length and interval of the winding of the yam Y
  • a yam Y unwound from the yam accumulating part 130 passes between the inner peripheral side of the rubber member 113 and the side surface circumference 111 A of the guide member 111 and is rewound by the winding part 50.
  • the guide member 111 which is a rigid body and the rubber member 113 which is an elastic body stick to each other without a break, whereby only one yam Y can pass therebetween.
  • a plurality of yarns Y are not unwound at once. Accordingly, by the yam unwinding assistant part 110, yam breakage can be prevented.
  • the controller 5 operates the compressed air generator 153 and opens the electromagnetic valve 152 so as to communicate the output shaft 145 with the connection pipe 154.
  • the controller 5 operates the compressed air generator 153 and opens the electromagnetic valve 152 so as to communicate the output shaft 145 with the connection pipe 154.
  • an air flow from the compressed air generator 153 toward the blowing-down nozzle 151 is formed (an arrow B in Fig. 4 ).
  • the yam end of the yam accumulating part 130 is caught by the upper yam guide pipe 33, guided to the splicer device 31, and spliced together with a yam Y at a side of a yam feeding bobbin B1 (see Fig. 2 ).
  • the draw-out part 150 when yam breakage occurs in the yam accumulating device 100, the yam end of the yam accumulating part 130 can be pulled out to the upstream side.
  • the yam accumulating part 130 of this embodiment accumulated yam layers are not intertwined with each other, whereby draw-out defect caused by intertwining of a yam is prevented at the time of sucking and pulling out the yam end wound to the yam accumulating part 130.
  • the yam accumulating part 130 of this embodiment has the rectangular winding shape in which a yam is wound to the belt constituting the four corners of the rectangle, the present invention is not limited thereto.
  • guides or the like may alternatively be provided between belts so as to make winding shape circular.
  • the yam accumulating part 230 has a yam conveying mechanism 231 and a yam accumulating body 236.
  • the yam conveying mechanism 231 will be explained in detail later.
  • the yam accumulating body 236 has a body 237 and a plurality of support members 238.
  • the body 237 is disk-like shaped.
  • the support members 238 are rectangular shaped and provided upright around the body 237 at predetermined intervals.
  • the yarn conveying mechanism 231 and the yam accumulating body 236 are arranged substantially coaxially.
  • the yam conveying mechanism 231 and the yam accumulating body 236 are arranged so that round bars 232 of the yam conveying mechanism 231 are arranged between the support members 238 of the yam accumulating body 236 discussed later.
  • a yam Y is wound from a winding side 230R, and the yam Y is unwound from a unwinding side 230F.
  • Figs. 7(A) to 7(C) show a shaft 234A rotated for every 90°.
  • the yam conveying mechanism 231 has the round bars 232, a body 233, the shaft 234A, a plate 234P, an eccentric shaft 234B, an inclined shaft 234C and a motor 235.
  • the body 233 is disk-like shaped, and arranged above the yam accumulating body 236 substantially coaxially to the yam accumulating body 236.
  • the round bars 232 are provided downward around the body 233 at predetermined intervals.
  • the motor 235 is arranged below the body 233 substantially eccentrically from the body 233.
  • the motor 235 is connected to the controller 5.
  • a swinging member of the present invention includes the round bars 232, the body 233 and the inclined shaft 234C.
  • the round bars 232 and the support members 238 may alternatively be flat plates supporting a yam Y with their surfaces.
  • the shaft 234A is driven by the motor 235.
  • the plate 234P is disk-like shaped.
  • the center of the plate 234P is fixed to the shaft 234A.
  • the eccentric shaft 234B is fixed eccentrically to the plate 234P.
  • the inclined shaft 234C is inclined for a predetermined angle concerning the eccentric shaft 234B.
  • the inclined shaft 234C is fixed to the eccentric shaft 234B.
  • the inclined shaft 234C is slidable concerning the body 233 in the peripheral direction. On the other hand, the inclined shaft 234C cannot move concerning the body 233 in the axial direction.
  • the eccentric shaft 234B is fixed eccentrically via the plate 234P. Accordingly, when the shaft 234A is rotated, the eccentric shaft 234B is rotated eccentrically.
  • Fig. 8(A) shows the function of the round bars 232 in the axial direction.
  • Fig. 8(B) shows the function of the round bars 232 in a side view.
  • Fig. 8(C) shows the function of the round bars 232 in an arrow sectional view of the line S2-S2 in Fig. 6 .
  • each of the round bars 232 is arranged between the adjacent two support members 238.
  • the body 233 becomes eccentric while being swung. Accordingly, when the shaft 234A is rotated, the round bar 232 is rotated between the support members 238 following the eccentric rotation of the body 233. Simultaneously, when the shaft 234A is rotated, the round bar 232 is swung between the adjacent two support members 238 following the swinging of the body 233.
  • the yam Y is conveyed upward aslant in the yam accumulating body 236. Furthermore, the yam Y is spanned on the support members 238 before the state of the round bar 232C. Simultaneously, the virtual ellipse R is inclined so that the side toward the outer side of the yam accumulating body 236 becomes higher in the arrow sectional view of the line S2-S2 in Fig. 6 (see Fig. 8(C) ). Arrows along the virtual ellipse R show the moving direction of the round bar 232.
  • the controller 5 makes the winding arm 141 rotate as mentioned above, and a yarn Y guided into the yam passage of the winding arm 141 is wound to the circumference of the support members 238 of the yam accumulating body 236. At this time, the controller 5 makes the shaft 234A rotate with the motor 235, whereby the round bar 232 is rotated between the two support members 238 so as to draw an ellipse whose outer side toward the moving direction is higher.
  • the yam Y wound to the circumference of the support members 238 is picked up by the round bar 232, sent for a predetermined distance from the winding side 230R toward the unwinding side 230F of the yam accumulating part 230, and spanned on the support members 238. Namely, the whole yam Y wound to the circumference of the support members 238 is sent from the winding side 230R toward the unwinding side 230F of the yam accumulating part 230 while maintaining equal spaces.
  • conveying power from the winding side 230R to the unwinding side 230F can be applied on the whole yam wound to the support members 238 sequentially, whereby the yam Y can be sent from the winding side 230R to the unwinding side 230F of the yam accumulating part 230 while maintaining equal spaces among yam layers. Accordingly, accumulated yam layers are not intertwined with each other, whereby sloughing at the time of unwinding of a yam caused by intertwining of fluffs does not occur. Yam breakage does not occur when the winding part 50 unwinds a yam Y from the yam accumulating part 230.
  • the yam winding device of the present invention can prevent draw-out defect caused by intertwining of yarns at the time of sucking and pulling out an yam end wound to a yam accumulating part, thereby being useful industrially.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Forwarding And Storing Of Filamentary Material (AREA)
EP12757986.0A 2011-03-11 2012-03-08 Vorrichtung zum aufspulen eines fadens Withdrawn EP2684826A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011054281A JP2012188255A (ja) 2011-03-11 2011-03-11 糸巻き取り装置
PCT/JP2012/055929 WO2012124588A1 (ja) 2011-03-11 2012-03-08 糸巻き取り装置

Publications (3)

Publication Number Publication Date
EP2684826A1 true EP2684826A1 (de) 2014-01-15
EP2684826A9 EP2684826A9 (de) 2014-04-16
EP2684826A4 EP2684826A4 (de) 2014-07-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP12757986.0A Withdrawn EP2684826A4 (de) 2011-03-11 2012-03-08 Vorrichtung zum aufspulen eines fadens

Country Status (4)

Country Link
EP (1) EP2684826A4 (de)
JP (1) JP2012188255A (de)
CN (1) CN103429515B (de)
WO (1) WO2012124588A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2987755A1 (de) * 2014-08-21 2016-02-24 Murata Machinery, Ltd. Garnwickelvorrichtung und automatischer wickler

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016204133A (ja) * 2015-04-24 2016-12-08 村田機械株式会社 繊維機械
CN109650178A (zh) * 2019-01-28 2019-04-19 杭州方润线缆有限公司 线缆生产线不停机铜丝接头装置
CN112279007B (zh) * 2020-09-30 2022-03-22 铜陵顶科镀锡铜线有限公司 一种存储式放线张力稳定装置
CN114194941B (zh) * 2021-12-10 2023-12-01 浙江云泰纺织有限公司 一种自动络纱机纱线卷绕机构

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WO2012124588A1 (ja) 2012-09-20
CN103429515A (zh) 2013-12-04
EP2684826A4 (de) 2014-07-30
EP2684826A9 (de) 2014-04-16
JP2012188255A (ja) 2012-10-04

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