CN103526349A - Yarn accumulating device, spinning unit and spinning machine - Google Patents

Yarn accumulating device, spinning unit and spinning machine Download PDF

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Publication number
CN103526349A
CN103526349A CN201310274326.9A CN201310274326A CN103526349A CN 103526349 A CN103526349 A CN 103526349A CN 201310274326 A CN201310274326 A CN 201310274326A CN 103526349 A CN103526349 A CN 103526349A
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yarn
textile
roller
holds
stays
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CN103526349B (en
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冈正毅
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Murata Machinery Ltd
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Murata Machinery Ltd
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Abstract

The invention provides a yarn accumulating device, a spinning unit and a spinning machine. The yarn accumulating device comprises a yarn accumulating roller wound by spinning yarns generated by a spinning device; and an air blowing device for blowing air towards the yarn accumulating device. The spinning unit comprises the springing device for generating spinning yarns; the yarn accumulating device; and a winding device for winding spinning yarns unwound from the yarn accumulating device on a package. The spinning machine has a plurality of aforementioned spinning units.

Description

Yarn holds and stays device, weaving unit and weaving loom
Technical field
The present invention relates to that yarn is held to the yarn staying and hold the weaving loom that stays device, generates yarn and be wound on the weaving unit in package and there are a plurality of such weaving unit.
Background technology
Weaving unit has: generate textile yarn textile apparatus, textile yarn is wound on to coiler device in package, is located at yarn between textile apparatus and coiler device and holds and stay device.Yarn holds and stays device to stay by holding at yarn the textile yarn of reeling on roller, and textile yarn is held and stayed.In the weaving unit that TOHKEMY 2010-174421 communique is recorded, yarn hold stay roller base end side (textile apparatus side) near dispose yarn suction device.Yarn suction device, in the cut situation of textile yarn, holds the textile yarn staying on roller and attracts to remove remaining in yarn.
At yarn, hold and stay the yarn of device to hold to stay on roller to be wound with textile yarn, from base end side to front, to be formed with thread layers.In above-mentioned weaving unit, do not consider that yarn holds the movement of staying the yarn ends on roller.Therefore, if hold to stay on roller at yarn in the yarn ends of the cut textile yarn of textile apparatus side, roll, this yarn ends can contact and be wound around with the textile yarn that forms thread layers.In addition, even do not have in cut situation at textile yarn, should from holding the textile yarn in the downstream of staying roller unwinding, yarn can be wound with the textile yarn that forms thread layers.In these cases, may the processing of textile yarn be produced and be hindered.Therefore, seek to prevent that yarn from holding the disorder of staying the textile yarn on roller.
Summary of the invention
The object of the present invention is to provide a kind of disorderly yarn that can prevent that yarn from holding the textile yarn staying on roller to hold and stay device, weaving unit and weaving loom.
Yarn of the present invention holds and stays device to have: the yarn that is wound with the yarn being generated by textile apparatus holds and stays roller, to described yarn, holds the air blowing device that stays roller blow air.
According to this yarn, hold and stay device, by air blowing device, to yarn, hold and stay roller blow air.By blow air, can control and be wound on yarn and hold the movement of staying the yarn on roller.Therefore, can prevent that yarn from holding the disorder of staying the yarn on roller.
At yarn, hold and stay in device, to hold the coiling of the yarn that stays roller towards yarn, to start side be that the mode of base end part blow air configures to air blowing device.For example, yarn is in the cut situation of textile apparatus side, and yarn ends is positioned near base end part.In such situation, by air is blowed to base end part, can suppress yarn ends and hold and stay rolling forward end side shifting on roller at yarn.Therefore, can prevent that yarn ends and the yarn that forms thread layers are wound around.
Yarn holds and stays in device, and air blowing device is configured in yarn and holds that to stay the radial outside of roller and at yarn, hold a side that is configured in unwinding yarn in the rotation direction of staying roller be front.According to this, form, can easily form from yarn and hold the front of staying roller flowing to the air of base end side.Therefore, the yarn ends that can be suppressed at the cut yarn of textile apparatus side is held to stay at yarn and on roller, is rolled and the situation of forward end side shifting, can prevent that yarn ends and the yarn that forms thread layers are wound around.In addition, can will should hold the position that thread layers beyond the yarn in the downstream of staying roller unwinding remains on regulation from yarn.
Yarn holds the yarn hook parts that stay device also to have hook yarn.Yarn hook parts are located at yarn and hold that to stay unwinding yarn one side in roller be leading section side.By air blowing device, prevent that yarn from holding the disorder of staying the yarn on roller, so, can prevent that yarn is wound around each other.Therefore, can prevent that yarn and yarn hook parts are wound around.
Yarn holds and stays device also to have limiting unit.It is that the mode that base end part is relative configures that limiting unit starts side with the coiling that holds the yarn that stays roller with yarn.Limiting unit, at yarn, in the cut situation of textile apparatus side, the yarn ends that is limited in base end part side oscillation is held the unwinding of the leading section side of staying roller and the situation of forward end side shifting prior to yarn from yarn.By this, form, by collaborating of air blowing device and limiting unit, can further prevent reliably that yarn ends and the yarn that forms thread layers are wound around.
Weaving of the present invention unit has: textile apparatus, the above-mentioned yarn that generates yarn holds and stay device, by holding from yarn, stay the textile yarn of device unwinding to be wound on the coiler device package.At yarn, hold and stay in device, can prevent that yarn from holding the disorder of staying the yarn on roller.Therefore,, by coiler device, can not hinder ground winding yarn.
Weaving unit has the yarn cutting portion that yarn is cut off.Yarn cutting portion be take the moving direction of yarn and at yarn, is held the upstream side that stays device as baseline configuration.Even if yarn in the cut situation of textile apparatus side, also can prevent yarn ends and the yarn that forms thread layers and be wound around.Therefore, can prevent that yarn from becoming knocking over shape and holding and stay device unwinding from yarn.
In weaving unit, air blowing device holds and stays roller blow air to yarn when yarn being cut off by yarn cutting portion.By this, form, can more effectively prevent that the yarn ends of yarn and the yarn of formation thread layers that by yarn cutting portion, are cut off are wound around.
In weaving unit, air blowing device holds and stays roller blow air to yarn when there is Yarn break.By this, form, can more effectively prevent that the yarn ends producing because of Yarn break and the yarn that forms thread layers are wound around.
Weaving loom of the present invention has a plurality of above-mentioned weaving unit.Each is weaved in unit, can prevent that yarn from holding the disorder of staying the yarn on roller, can not hinder ground winding yarn.
Accompanying drawing explanation
Fig. 1 means the front view of the weaving loom of an embodiment of the invention.
Fig. 2 is the side view of the weaving unit of an embodiment of the invention.
Fig. 3 is that the yarn of the weaving unit of Fig. 2 holds the stereogram that stays device.
Fig. 4 is that the yarn after yarn cuts off holds the stereogram that stays device.
Fig. 5 A means that the yarn of the present embodiment after yarn cut-out holds the front view that stays device.
Fig. 5 B means that yarn cuts off existing yarn afterwards and holds the front view that stays device.
Fig. 6 is the side view of the weaving unit while connecing yarn action.
Fig. 7 is the side view of the weaving unit while connecing yarn action.
Fig. 8 is the side view that the weaving unit after Yarn break occurs.
Fig. 9 is that the yarn occurring after Yarn break holds the stereogram that stays device.
Figure 10 holds from yarn the figure that the yarn that stays roller side to observe Fig. 3 holds the limiting part that stays device.
Figure 11 holds the figure of the limiting part that stays device from the yarn of top view Fig. 3.
Figure 12 A means that the yarn of Fig. 3 holds the upward view of the configuration of the air blowing device that stays device.
Figure 12 B and Figure 12 C mean that yarn holds the upward view of the mode of texturing of staying device.
The specific embodiment
Below, present invention will be described in detail with reference to the accompanying preferred embodiment.In addition, in each figure, to identical or considerable part mark same reference numerals, the repetitive description thereof will be omitted.
As shown in Figure 1, weaving loom 1 has: a plurality of weavings unit 2, connect yarn chassis 3, air blast cabinet 4, prime mover case 5.2 assortments of a plurality of weavings unit become row, and each unit 2 of weaving generates textile yarn (yarn) Y and is wound on package P.Connect yarn chassis 3 and in the cut weaving of textile yarn Y unit 2, connect yarn action.In air blast cabinet 4, contain the air supply source etc. that produce to attract stream or rotating flow etc. for the each several part in weaving unit 2.In prime mover case 5, contain for supply with prime mover etc. of power to the each several part of weaving unit 2.
In the following description, in the path of moving at textile yarn Y (Ji,Sha road), a side that generates textile yarn Y is called to upstream side, a side that is wound with textile yarn Y is called to downstream.In the situation that being called upstream side and downstream, have and the upstream side of the moving direction of textile yarn Y and downstream identical implication respectively.In addition, with respect to position one side that connects yarn chassis 3 places, Jiang Sha road, be called front side, its opposition side is called to rear side.Here, the operation access extending along the assortment direction of a plurality of weavings unit 2 (omitting diagram) is located at the front side of weaving loom 1.Therefore, operator can be by this operation access respectively the weave operation of unit 2 and/or supervision etc.
As shown in Figures 1 and 2, each unit 2 of weaving has successively from upstream side: drafting system 6, textile apparatus 7, yarn yarn clearer (yarn defect detecting device) 8, tension pick-up (tension determining apparatus) 9, yarn hold and stay device 50, waxing attachment 11, coiler device 12.These devices, in board short transverse, become the mode (that is, downstream becomes the mode of downside) of upside with upstream side, support directly or indirectly by frame 13.Yarn yarn clearer 8, tension pick-up 9, yarn hold and stay device 50 and waxing attachment 11 as yarn treatment module 80 and mounting or dismounting are freely installed with respect to frame 13.
Drafting system 6 extends sliver S and generates fiber bundle F (that is, fiber bundle F being carried out to drawing-off).Drafting system 6 has: rear roller to the 14, the 3rd roller to 15, the middle roller that sets up tengential belt 16 to 17, front roller is to 18.Each roller to 14,15,17 and 18 bottom roll by the power from prime mover case 5 or be located at the electro-motor (omitting diagram) on each weaving unit 2, driven with different rotary speeies.Thus, 6 couples of sliver S that supply with from upstream side of drafting system extend and generate fiber bundle F, and the textile apparatus 7 of side is supplied with downstream.
Textile apparatus 7 is by the rotating flow of air, fiber bundle F to be twisted and generated the air textile apparatus of textile yarn Y.(but omitting diagram) in more detail, textile apparatus 7 has: weaving chamber, fibre guide portion, rotating flow generation nozzle, hollow guiding axis body.The fiber bundle F that fibre guide portion supplies with the drafting system from upstream side 6 is to the indoor guiding of weaving.Around, indoor generation rotating flow makes to weave in the path that the fiber bundle F that is configured in rotating flow generation nozzle moves.By this rotating flow, to weaving the indoor fiber bundle F being directed to fibre end reverse and rotate.Hollow guiding axis body by the textile yarn Y being weaved from the indoor external orientation to textile apparatus 7 of weaving.
Yarn yarn clearer 8 holds to stay between device 50 at textile apparatus 7 and yarn the yarn faults of mobile textile yarn Y is detected, and yarn faults detection signal is sent to cell controller 10.In addition, yarn yarn clearer 8, as yarn faults to the thickness of for example textile yarn Y in abnormal and/or textile yarn Y contained foreign matter detect.Tension pick-up 9 holds to stay between device 50 at textile apparatus 7 and yarn to be measured the tension force of mobile textile yarn Y, and tension detection signal is sent to cell controller 10.Waxing attachment 11 holds to stay between device 50 and coiler device 12 at yarn waxes to mobile textile yarn Y.In addition, cell controller 10 is located on each weaving unit 2, and the action of weaving unit 2 is controlled.
Yarn holds and stays device 50 between textile apparatus 7 and coiler device 12, mobile textile yarn Y to be held and stayed.Yarn holds and stays device 50 to have following functions: the function of textile yarn Y stably being pulled out from textile apparatus 7; Thereby prevent from meeting textile yarn Y that yarn when action etc. make to be sent from textile apparatus 7 and being detained and causing the function that textile yarn Y is lax by connecing yarn chassis 3; Thereby and the function transmitted to textile apparatus 7 sides of the change that the tension force of the textile yarn Y of coiler device 12 sides is regulated to the tension force of the textile yarn Y that prevents coiler device 12 sides.The yarn of present embodiment holds to stay device 50 also to have to prevent from holding stays the function that yarn holds the position disorder of the textile yarn Y staying on device 50.
Coiler device 12 will hold the package P that stays the textile yarn Y of device 50 unwindings to be wound on package P and form full volume from yarn.Coiler device 12 has: reel cage arm 21, reel spool 22, traversing gear 23.Reel cage arm 21 can swingingly be supported by bolster 24, and the surface of the surface of the spool B that allows to be supported rotatably or package P (that is, being wound with the parts of textile yarn Y on spool B) is with the Surface Contact of suitable pressure and reel spool 22.Reel spool 22 is driven by the electro-motor (omitting diagram) being located on each weaving unit 2, makes spool B and package P rotation.Traversing gear 23 is driven by the total axle 25 in a plurality of weavings unit 2, and textile yarn Y is traversed with Rack with respect to spool B or the package P of rotation.
Connect yarn chassis 3 and move to the cut weaving of textile yarn Y unit 2, and in this weaving unit 2, connect yarn action.Connect yarn chassis 3 and there is splicer (connecing yarn feeding device) 26, suction pipe 27, suction nozzle 28.Suction pipe 27 can be supported rotationally by bolster 31, thereby the yarn ends of the textile yarn Y of textile apparatus 7 sides is sucked and caught to splicer 26 guiding.Suction nozzle 28 can be supported rotationally by bolster 32, thereby the yarn ends of the textile yarn Y of coiler device 12 sides is sucked and caught to splicer 26 guiding.The yarn ends that splicer 26 joins each other connect yarn.
Below, above-mentioned yarn is held and stays the formation of device 50 to describe.As shown in Figures 2 and 3, yarn holds and stays device 50 to have: yarn hold stay roller 51, electro-motor 55, lower limit side yarn hold allowance sensor 56, upper limit side yarn hold allowance sensor 57, yarn around hanging parts 61, yarn is removed parts 64, is attracted mechanism 65, limiting part 71, air blowing device 90.At textile apparatus 7 and yarn, hold to stay between roller 51 and be provided with successively the first guiding parts 78, yarn action control parts 75 from upstream side.At yarn, hold to stay and between roller 51 and coiler device 12, be provided with the second guiding parts 79.
Yarn holds on the driving shaft that stays roller 51 to be fixed on electro-motor 55, by electro-motor 55, is rotated.Yarn holds and stays roller 51 to have yarn reserving portion 52, base end side tapering 53, front tapering 54.Yarn reserving portion 52 is the parts cylindraceous that are wound with textile yarn Y.Yarn reserving portion 52 forms towards front slightly thin.Yarn reserving portion 52 has: as the coiling of textile yarn Y start the base end part 52a of side, as the leading section 52b of textile yarn Y unwinding side.Base end side tapering 53 from the base end part 52a of yarn reserving portion 52 upstream side end widen.Front tapering 54 from the leading section 52b of yarn reserving portion 52 downstream side end widen.
Base end side tapering 53 is accepted to hold from upstream side to yarn and is stayed the textile yarn Y that roller 51 imports also to the base end part 52a of yarn reserving portion 52, to lead swimmingly.Thus, on yarn reserving portion 52, from base end side, towards front, be fitly wound with gradually textile yarn Y.The textile yarn Y being wound on yarn reserving portion 52 forms thread layers Yc on yarn reserving portion 52.Thread layers Yc be in yarn reserving portion 52 textile yarn Y with the mode of almost parallel is reeled each other part.Hold while staying roller 51 unwinding from yarn at textile yarn Y in front tapering 54, and the disposable knocking over phenomenon coming off occurs the textile yarn Y that prevents from being wound on yarn reserving portion 52, simultaneously by textile yarn Y from yarn hold stay roller 51 downstream side derive swimmingly.
It is in non-contacting mode, to detect yarn to hold and stay the sensor that whether has textile yarn Y on roller 51 that lower limit side yarn holds allowance sensor 56.Lower limit side yarn holds allowance sensor 56 and in the mode relative with yarn reserving portion 52, is configured in yarn and holds the rear side that stays roller 51.Lower limit side yarn holds allowance sensor 56 and reaches lower limit amount in the situation that be wound on the allowance of holding that yarn holds the textile yarn Y staying on roller 51, lower limit is held to allowance detection signal and to cell controller 10, send.It is in non-contacting mode, to detect yarn to hold and stay the sensor that whether has textile yarn Y on roller 51 that upper limit side yarn holds allowance sensor 57.Upper limit side yarn holds allowance sensor 57 and in the relative mode of leading section 52b with yarn reserving portion 52, is configured in yarn and holds the side of staying roller 51.Upper limit side yarn holds allowance sensor 57 and reaches upper limit amount in the situation that be wound on the allowance of holding that yarn holds the textile yarn Y staying on roller 51, the upper limit is held to allowance detection signal and to cell controller 10, send.
Yarn hook parts 61 hold and stay roller 51 to be located at coiler device 12 sides (leading section side) with respect to yarn.Yarn hook parts 61 are hook textile yarn Y and are wound on yarn and hold the parts that stay on roller 51, have flyer shaft 62, flier 63.Flyer shaft 62 is held and is stayed the front of roller 51 to hold and stay roller 51 can counterrotating mode be supported around same axle with respect to yarn at yarn.Flier 63 is fixed on the front end of flyer shaft 62, in the mode of hook textile yarn Y, holds on the front tapering 54 of staying roller 51 crooked to yarn.At yarn, hold and stay effect between roller 51 and flyer shaft 62 to have magnetic force, in order to make yarn hook parts 61 hold and stay roller 51 relatively to rotate with respect to yarn, need on yarn hook parts 61, produce moment of torsion more than setting.
It is from yarn hook parts 61, to remove the parts of textile yarn Y that yarn is removed parts 64, and yarn is removed parts 64 and is configured in yarn and holds near the front tapering 54 of staying roller 51.Yarn is removed parts 64 and is supported between down position and lifting position in the mode that can swing.The position that down position Shi Congsha keeps out of the way in road.Lifting position is the position that boosts the textile yarn Y on yarn road and from yarn hook parts 61, textile yarn Y is removed.Yarn is removed parts 64 owing to being suppressed to decline position side by spring (omitting diagram), so, be usually located at down position.When connecing yarn action etc., yarn is removed parts 64 and is moved to lifting position by being located at the air pressure cylinder (omitting diagram) connecing on yarn chassis 3.
Attract mechanism 65 to make to hold with yarn the attraction stream that produces air in the attraction mouth 66a that stays the relative mode in the base end side tapering 53 of roller 51 to configure.Attract mouthful 66a to be located at one end of tubular part 66, the other end of tubular part 66 is connected to suction pipe 27 and the shared Soft flocks of suction nozzle 28 and reclaims chamber (omitting diagram) via pipe arrangement (omitting diagram).As described later, at textile yarn Y, in the cut situation of textile apparatus 7 side, the yarn ends of textile yarn Y is in the base end part 52a of yarn reserving portion 52 side oscillation.The effect that the attraction that this yarn ends is subject to occurring in attraction mouthful 66a is flowed.Therefore, the Soft flocks of this yarn ends can disperse hardly, and by attracting mechanism 65 to be removed.
Limiting part 71 is to be configured in the sheet material that yarn holds the side (in the mode relative with yarn reserving portion 52) of staying roller 51.Limiting part 71 has the first limiting unit 72, the second limiting unit 73, the 3rd limiting unit 74.The first limiting unit 72 and the second limiting unit 73, at textile yarn Y in the cut situation of textile apparatus 7 side, the yarn ends of textile yarn Y of base end part 52a side oscillation that is limited in yarn reserving portion 52 prior to textile yarn Y from the unwinding of the leading section 52b side of yarn reserving portion 52 and to the situation of the leading section 52b side shifting of yarn reserving portion 52.The 3rd limiting unit 74, at textile yarn Y in the cut situation of coiler device 12 side, the yarn ends of textile yarn Y of leading section 52b side oscillation that is limited in yarn reserving portion 52 prior to textile yarn Y from the unwinding of the base end part 52a side of yarn reserving portion 52 and to the situation of the base end part 52a side shifting of yarn reserving portion 52.
Yarn action control parts 75 are mounted in the sheet material that yarn holds the upstream side (lower surface of tension pick-up 9 (end face in downstream)) that stays roller 51 here.Yarn action control parts 75 have: guide function portion 76, limitation function portion 77.76 couples of textile yarn Y of guide function portion pay tension force and textile yarn Y-direction yarn are held to base end side tapering 53 guiding of staying roller 51.Guide function portion 76 prevents from transmitting the twisted from guide function portion 76 side transmission downstream of next textile yarn Y from textile apparatus 7.Limitation function portion 77 is at textile yarn Y in the cut situation of textile apparatus 7 side, and the yarn ends of restriction textile yarn Y is crossed yarn and held and stay roller 51 and to the situation of yarn hook parts 61 side shiftings from being stayed the textile yarn Y Sha road of device 50 guiding to depart from by holding to yarn.
The first guiding parts 78 is to be installed in the sheet material that yarn holds the upstream side lower surface (end face in downstream) of tension pick-up 9 (, for) that stays roller 51 here.The first guiding parts 78 is configured in textile yarn Y-direction the detection position guiding of the regulation in basket from the slit being formed on the basket of tension pick-up 9.The second guiding parts 79 is mounted in the sheet material that yarn holds the downstream (, in the module frame 81 of yarn treatment module 80) of staying roller 51 here.The second guiding parts 79 is by the assigned position guiding of textile yarn Y-direction waxing attachment 11.The second 79 pairs of guiding partss limit by the track of the textile yarn Y that swings of yarn hook parts 61 of rotation, thereby make the mobile stabilisation of textile yarn Y in the downstream of the second guiding parts 79.
Air blowing device 90, by yarn reserving portion 52 blow air, prevents the disorder of the textile yarn Y on yarn reserving portion 52.Air blowing device 90 for example blows parts by resinous air and forms.Air blowing device 90 is configured in yarn and holds the radial outside that stays roller 51.Air blowing device 90 holds the opposition side that is upwards configured in limiting part 71 week (with reference to Figure 12 A) that stays roller 51 at yarn.Air blowing device 90, holds in the rotation direction of staying roller 51 at yarn, and a side that is configured in textile yarn Y unwinding is front.In other words, air blowing device 90 configures in the relative mode of the leading section 52b with yarn reserving portion 52 or front tapering 54.
Air blowing device 90 has and blows out hole (omit diagram) towards the base end part 52a of yarn reserving portion 52.Blowing out hole holds and stays circumferentially arranging of roller 51 a plurality of along yarn.Air blowing device 90 blows (with reference to Fig. 5 A) by the air of supplying with from compressed air source (omit diagram) to the base end part 52a of yarn reserving portion 52.Air blowing device 90 so that air from leading section 52b to base end part 52a in the mobile mode in the surface of yarn reserving portion 52, air is blowed.Air blowing device 90 is not to make the mode of the thread layers Yc disorder of formation on yarn reserving portion 52 maintain thread layers Yc.At textile yarn Y, in the cut situation of textile apparatus 7 sides (yarn holds the upstream side that stays roller 51), air blowing device 90 remains on yarn by the yarn ends Yb of textile yarn Y and holds on the base end side or base end side tapering 53 that stays roller 51.Air blowing device 90 should remain on the position of regulation by the thread layers Yc beyond yarn holds the textile yarn Y in the downstream of staying roller 51 unwindings.
Air blowing device 90 is for example controlled by ON/OFF by cell controller 10.Air blowing device 90 is at the moment blow air certain hour of regulation.During the cut-out of the textile yarn Y that air blowing device 90 stops causing because of air at textile apparatus 7 and/or when broken yarn occurs textile yarn Y to yarn reserving portion 52 blow air.
Below, above-mentioned yarn is held and stays the action of device 50 to describe.In weaving unit 2, thereby be wound on the common action on package P in the situation that generate textile yarn Y, electro-motor 55 drives yarn to hold with the rotary speed of constant and stays roller 51.Thus, yarn hook parts 61 hold and stay roller 51 to rotate integratedly with yarn, flier 63 hook textile yarn Y.And the yarn that the yarn hook parts 61 that are rotated under the state of hook textile yarn Y are wound on rotation by textile yarn Y holds and stays on roller 51.
At yarn, hold to stay on roller 51 and be wound with after textile yarn Y, cell controller 10 holds allowance detection signal and from upper limit side yarn, holds the upper limit that allowance sensor 57 sends and hold allowance detection signal based on hold lower limit that allowance sensor 56 sends from lower limit side yarn, take to be wound on the mode of allowance as lower limit amount more than and below upper limit amount of holding that yarn holds the textile yarn Y staying on roller 51 action of the unit 2 of weaving is controlled.Be wound on yarn hold the textile yarn Y that stays on roller 51 hold allowance be more than lower limit amount after, yarn holds and stays the yarn reserving portion 52 of roller 51 and the contact area of textile yarn Y to increase, and skids hardly etc. between yarn reserving portion 52 and textile yarn Y.Therefore, yarn hold stay device 50 by yarn hold stay roller 51 rotation can from textile apparatus 7 by textile yarn Y stably (that is, with the quality of constant and the speed of constant) pull out.
At yarn, hold and stay under the state that is wound with textile yarn Y on roller 51, after the tension force of the textile yarn Y of coiler device 12 sides raises, make yarn hook parts 61 hold and stay the counterrotating power of roller 51 (that is the power that, makes the rotation of yarn hook parts 61 stop) acting on flier 63 with respect to yarn.Thus, after the moment of torsion producing on yarn hook parts 61 becomes more than setting, yarn hook parts 61 hold and stay roller 51 relatively to rotate with respect to yarn, its result, and textile yarn Y holds and stays roller 51 by unwinding from yarn.The tension force of the textile yarn Y of coiler device 12 sides reduces, and after the not enough setting of the moment of torsion producing on yarn hook parts 61, yarn hook parts 61 hold and stay roller 51 to rotate integratedly with yarn, its result, and yarn holds to stay and on roller 51, is wound with textile yarn Y.Like this, thus yarn holds the change of tension force of textile yarn Y that the tension force that stays device 50 can regulate the textile yarn Y of coiler device 12 sides prevents coiler device 12 sides to textile apparatus 7 side transmission.
The action of the weaving unit 2 when next, yarn faults is detected describes.In weaving unit 2, when generating textile yarn Y and being wound on the common action on package P, at yarn yarn clearer 8, detect after yarn faults, yarn yarn clearer 8 sends yarn faults detection signal to cell controller 10.Cell controller 10 receives after yarn faults detection signal, makes immediately the action of drafting system 6 and textile apparatus 7 etc. stop.Thus, fiber bundle F is not applied twistedly, textile yarn Y is cut off in textile apparatus 7 sides.In this situation, textile apparatus 7 is for cutting off the yarn cutting portion of textile yarn Y.
Even if textile yarn Y is cut off in textile apparatus 7 sides, cell controller 10 also makes yarn hold to stay the rotation of roller 51 and the coiling based on coiler device 12 to continue.Therefore, as shown in Figure 4, the yarn ends of cut textile yarn Y is wound onto yarn and holds and stay on roller 51, at textile yarn Y, from yarn, holds and stays roller 51 to coiler device 12 side unspooling operations, and this yarn ends is in the base end part 52a of yarn reserving portion 52 side oscillation.Now, this yarn ends is restricted the first limiting unit 72 restrictions of parts 71 to the movement of the leading section 52b side of yarn reserving portion 52, be subject to attracting mouthful effect that the attraction of 66a generation is flowed simultaneously.Therefore, textile yarn Y holds and stays roller 51 to the unwinding swimmingly of coiler device 12 sides from yarn.And therebetween, the Soft flocks of the yarn ends of upstream side can disperse hardly, by attracting mechanism 65 to be removed.
At the coiling that undertaken by coiler device 12, continue and textile yarn Y-direction coiler device 12 side unspooling operations, what be wound on that yarn holds the textile yarn Y that stays on roller 51 holds allowance continuous decrease.The allowance of holding at textile yarn Y reaches after lower limit amount, by lower limit side yarn, holds allowance sensor 56, and lower limit holds allowance detection signal and is sent to cell controller 10.At cell controller 10, receive yarn faults detection signal and receive lower limit hold allowance detection signal in the situation that, air blowing device 90 is carried out to ON control.
Twisted due to textile yarn Y has been applied, so yarn ends Yb can roll on yarn reserving portion 52.If to base end part 52a blow air, even in the situation that of yarn ends Yb forward end 52b side roll, also can rest on the original position (with reference to Fig. 5 A) on base end part 52a by air blowing device 90.Or yarn ends Yb is 53 rollings to base end side tapering, and rest on base end side tapering 53.Thus, prevent that yarn ends Yb is wrapped on the textile yarn Y that forms thread layers Yc.
By air blowing device 90, with air from leading section 52b to base end part 52a in the mobile mode blow air in the surface of yarn reserving portion 52.Therefore, should hold the position that thread layers Yc beyond the textile yarn Y in the downstream of staying roller 51 unwindings is maintained at regulation from yarn.Thus, the textile yarn Y that prevents from forming thread layers Yc and the textile yarn Y in downstream are wound around.
Like this, by collaborating of air blowing device 90 and limiting part 71, prevent forming the textile yarn Y of thread layers Yc and the textile yarn Y of yarn ends Yb and/or unwinding is intertwined, also prevent the generation of knocking over phenomenon.Therefore, prevent that textile yarn Y is wrapped on yarn hook parts 61.
At coiler device 12, cut textile yarn Y is wound on package P until after yarn ends Yb, cell controller 10 sends the control signal that represents the cut weaving of textile yarn Y unit 2 to connecing yarn chassis 3.Thus, connect before yarn chassis 3 moves to this weaving unit 2, start to connect yarn action.Cell controller 10 sends the control signal that represents the cut weaving of textile yarn Y unit 2 to connecing yarn chassis 3, and, air blowing device 90 is carried out to OFF control (blowing of air stopped).
First, as shown in Figure 6, suction nozzle 28 turns to the near surface of package P and produces and attracts stream, and coiler device 12 makes package P reverse rotation (being unreeling direction rotation to the direction contrary with common coiling direction).Thus, suction nozzle 28 is pulled out the yarn ends of textile yarn Y and is caught from the surface of package P.Next, as shown in Figure 7, suction nozzle 28 turns to original position (position of readiness), and the yarn ends of the textile yarn Y of coiler device 12 sides is led to splicer 26.Here, coiler device 12 stops the rotation of package P.
With ground before and after the action of suction nozzle 28 or side by side, as shown in Figure 6, suction pipe 27 turns to the downstream of textile apparatus 7 and produces and attracts stream.Now, because making the action of drafting system 6 and textile apparatus 7 etc., cell controller 10 again starts, so the yarn ends of the textile yarn Y of 27 pairs of generations of suction pipe catches.Next, as shown in Figure 7, suction pipe 27 turns to original position (position of readiness), and the yarn ends of the textile yarn Y of textile apparatus 7 sides is led to splicer 26.
In the yarn ends of textile yarn Y of coiler device 12 sides and the yarn ends of the textile yarn Y of textile apparatus 7 sides by after splicer 26 guiding, yarn holds and stays in device 50, the textile yarn Y of yarn hook parts 61 hook textile apparatus 7 sides, holds and stays the textile yarn Y that reels gradually on roller 51 to the yarn of one rotation.Thus, even if the coiling based on coiler device 12 stops, the textile yarn Y sending from textile apparatus 7, also occurring hardly lax.Like this, yarn holds and stays device 50 to make meeting the textile yarn Y that yarn when action etc. send from textile apparatus 7 and be detained and can prevent that textile yarn Y is lax based on connecing yarn chassis 3.
And, in the allowance of holding that is wound on yarn and holds the textile yarn Y staying on roller 51, reach after lower limit amount, owing to holding at yarn to stay between the yarn reserving portion 52 of roller 51 and textile yarn Y, skid hardly etc., so, textile yarn Y can from textile apparatus 7 stably (that is, with constant quality and constant speed) be drawn out.Here, cell controller 10 makes yarn remove parts 64 to move to lifting position from down position, and yarn is removed parts 64 textile yarn Y is removed from yarn hook parts 61.
Like this, hold under the state that stays roller 51 rotations at yarn, textile yarn Y, by from yarn hook parts 61 are removed, exists hardly and stops textile yarn Y from yarn, to hold the resistance that stays roller 51 unwindings.Thus, in the allowance of holding of textile yarn Y, reach before lower limit amount, be wound on yarn and hold the textile yarn Y (that is, the unsettled textile yarn Y of quality) staying on roller 51 and hold and stay roller 51 unwindings and be inhaled into from yarn by suction pipe 27.In addition, therebetween, because textile yarn Y is stably drawn out and is wound onto yarn from textile apparatus 7, hold and stay roller 51, so textile yarn Y holds more than allowance is maintained at lower limit amount.
After by suction pipe 27, by quality, unsettled textile yarn Y removes, cell controller 10 makes yarn remove parts 64 and moves to down position from lifting position.Thus, the textile yarn Y of textile apparatus 7 sides is hooked on yarn hook parts 61, and textile yarn Y does not hold and stays roller 51 side unwinding downstream from yarn.Here, the yarn ends of the textile yarn Y of 26 pairs of coiler device 12 sides of splicer is connected with the yarn ends of the textile yarn Y of textile apparatus 7 sides.Now, in splicer 26, the cut yarn ends of not wanting is removed by suction pipe 27 and suction nozzle 28.And connecing after knot bundle of carrying out based on splicer 26, cell controller 10 starts the coiling carrying out based on coiler device 12 again.
Below, the action of the weaving unit 2 during to Yarn break describes.As shown in Figure 8, in weaving unit 2, when generating textile yarn Y and being wound on the common action on package P, if hold the downstream textile yarn Y broken end that stays device 50 at yarn, yarn movable sensor (the omitting diagram) inspection of holding the downstream of staying device 50 by being located at yarn does not measure textile yarn Y.Thus, cell controller 10 is judged as to hold to stay between device 50 and coiler device 12 at yarn Yarn break occurs, even if the action of exist side by side drafting system 6 and textile apparatus 7 etc. stops.Thus, fiber bundle F is not applied twistedly, textile yarn Y is also cut off in textile apparatus 7 sides.
Even if textile yarn Y is cut off in textile apparatus 7 sides, cell controller 10 also makes yarn hold to stay the rotation of roller 51 and the coiling based on coiler device 12 to continue.Therefore, the yarn ends Yb of cut textile yarn Y is wound onto yarn and holds and stay on roller 51, and in the base end part 52a of yarn reserving portion 52 side oscillation.Now, its yarn ends Yb, to the first limiting unit 72 restrictions of the mobile restricted member made 71 of the leading section 52b side of yarn reserving portion 52, meanwhile, is subject to attracting mouthful effect that the attraction of 66a generation is flowed.Therefore, the Soft flocks of the yarn ends Yb of upstream side can disperse hardly, and by attracting mechanism 65 to be removed.
Here, be wound on yarn and hold the textile yarn Y that stays on roller 51 owing to also breaking end in downstream, so can not hold and stay roller 51 side unwinding downstream from yarn.Therefore, cell controller 10 holds yarn to stay be rotated in the forward (the common direction of rotation) of roller 51 to stop, and yarn is held and stay roller 51 reverse rotations.Now, be wound on the yarn ends Yb of upstream side that yarn holds the textile yarn Y staying on roller 51 to the second limiting unit 73 restrictions of the mobile restricted member made 71 of the leading section 52b side of yarn reserving portion 52.Therefore, as shown in Figure 9, the attraction mouth 66a that the yarn ends Yb of upstream side is attracted mechanism 65 catches reliably.And, be wound on the yarn ends in downstream that yarn holds the textile yarn Y staying on roller 51 to the 3rd limiting unit 74 restrictions of the mobile restricted member made 71 of the base end part 52a side of yarn reserving portion 52.Therefore, be wound on yarn and hold the textile yarn Y that stays on roller 51 from the base end part 52a side unwinding swimmingly of yarn reserving portion 52, and be inhaled into and attract mechanism 65.
Be wound on yarn and hold the textile yarn Y that stays on roller 51 by after attracting mechanism 65 to be removed, cell controller 10 holds yarn to stay the reverse rotation of roller 51 to stop, yarn is held and stay roller 51 to be rotated in the forward.Cell controller 10 sends the control signal that represents the weaving unit 2 of textile yarn Y broken end to connecing yarn chassis 3.Thus, connect before yarn chassis 3 moves to this weaving unit 2, carry out in the above described manner and connect yarn action.
Below, illustrate in greater detail the formation that yarn holds the limiting part 71 that stays device 50.The sheet material 70 of the rectangle that as shown in Figures 10 and 11, the first limiting unit 72, the second limiting unit 73 and the 3rd limiting unit 74 of limiting part 71 are for example made of metal forms.The upper end 70a of sheet material 70 is provided with the 70b of incised notch portion.Via the 70b of incised notch portion, attract the attraction mouth 66a of mechanism 65 to hold and stay the base end side tapering 53 of roller 51 relative with yarn.The bottom 70c of sheet material 70 holds the opposition side bending of staying roller 51 to yarn.At the lower surface of bottom 70c, upper limit side yarn is installed and holds allowance sensor 57.
Yarn when the first limiting unit 72 is positioned at the coiling of textile yarn Y holds the upstream side of the 70b of incised notch portion of the direction of rotation A that stays roller 51, the i.e. upstream side of the attraction mouth 66a of this direction of rotation A.The first limiting unit 72 configures in the relative mode of base end part 52a with yarn reserving portion 52.The first limiting unit 72, at textile yarn Y in the cut situation of textile apparatus 7 side, the yarn ends Yb of textile yarn Y of base end part 52a side oscillation that is limited in yarn reserving portion 52 prior to textile yarn Y from the unwinding of the leading section 52b side of yarn reserving portion 52 and to the situation of the leading section 52b side shifting of yarn reserving portion 52.
The downstream that yarn when the second limiting unit 73 is positioned at the coiling of textile yarn Y holds the 70b of incised notch portion of the direction of rotation A that stays roller 51, the i.e. downstream of the attraction mouth 66a of this direction of rotation A.The second limiting unit 73 configures in the relative mode of base end part 52a with yarn reserving portion 52.The second limiting unit 73, at textile yarn Y in the cut situation of textile apparatus 7 side, the yarn ends Yb of textile yarn Y of base end part 52a side oscillation that is limited in yarn reserving portion 52 prior to textile yarn Y from the unwinding of the leading section 52b side of yarn reserving portion 52 and to the situation of the leading section 52b side shifting of yarn reserving portion 52.
In addition, the upstream side that the first limiting unit 72 is positioned at the attraction mouth 66a of direction of rotation A refers to, opposition side from from attraction mouthful 66a to direction of rotation A rotates yarn and holds the distance apart from the first limiting unit 72 situation of staying roller 51, than short from the distance apart from the first limiting unit 72 that attracts mouthful 66a to hold the situation of staying roller 51 to direction of rotation A side rotation yarn.The downstream that the second limiting unit 73 is positioned at the attraction mouth 66a of direction of rotation A refers to, from attraction mouthful 66a to direction of rotation A side, rotate yarn and hold the distance apart from the second limiting unit 73 situation of staying roller 51, the distance apart from the second limiting unit 73 of holding the situation of staying roller 51 than the opposition side rotation yarn from attraction mouthful 66a to direction of rotation A is short.
The 3rd limiting unit 74, at the downside (leading section 52b side) of the 70b of incised notch portion,, at the downside (leading section 52b side) that attracts mouthful 66a, configures in the mode relative with yarn reserving portion 52.The 3rd limiting unit 74, at textile yarn Y in the cut situation of coiler device 12 side, the yarn ends of textile yarn Y of leading section 52b side oscillation that is limited in yarn reserving portion 52 prior to textile yarn Y from the unwinding of the base end part 52a side of yarn reserving portion 52 and to the situation of the base end part 52a side shifting of yarn reserving portion 52.The 3rd limiting unit 74 is parts of sheet material 70 from the mode of convex to yarn reserving portion 52 sides that be out of shape in.The 3rd limiting unit 74 extends upward in the side of holding the rotation direction almost parallel that stays roller 51 with yarn along the surface of yarn reserving portion 52.
As discussed above, in weaving unit 2, when carrying out yarn faults detection etc., at textile yarn Y in textile apparatus 7 sides (, with respect to yarn, hold the importing side of staying roller 51) in cut situation, leading section 52b side shifting at from the yarn ends Yb of the textile yarn Y of the base end part 52a of yarn reserving portion 52 side oscillation to yarn reserving portion 52, but be subject to the first limiting unit 72 and the second limiting unit 73 restrictions.It is upper and hinder textile yarn Y from the leading section 52b side unwinding smoothly of yarn reserving portion 52 that the yarn ends Yb that thus, can prevent upstream side is wrapped in the textile yarn Y of the leading section 52b side that is wound in yarn reserving portion 52.
And, by air blowing device 90, moving, yarn ends Yb rests on the original position on base end part 52a.Or yarn ends Yb is 53 rollings to base end side tapering, and rest on base end side tapering 53.Thus, prevent that yarn ends Yb is wrapped on the textile yarn Y that forms thread layers Yc.Prevent that the textile yarn Y that forms thread layers Yc is wrapped on the textile yarn Y in downstream.
During Yarn break etc., at textile yarn Y in coiler device 12 sides (, with respect to yarn, hold the derivation side of staying roller 51) in cut situation, while yarn being held stay roller 51 reverse rotation from the mode of the base end part 52a side unwinding of yarn reserving portion 52 with textile yarn Y, in the yarn ends of the textile yarn Y of the leading section 52b of yarn reserving portion 52 side oscillation, to the movement of the base end part 52a side of yarn reserving portion 52, be subject to the 3rd limiting unit 74 restrictions.Thus, thus the yarn ends that can prevent downstream is wrapped in the upper textile yarn Y that hinders of the textile yarn Y of the base end part 52a side that is wound in yarn reserving portion 52 from the unwinding smoothly of the base end part 52a side of yarn reserving portion 52.
According to the yarn of present embodiment, hold and stay device 50, by air blowing device 90, air is held to yarn stays roller 51 to blow.By blow air, can control and be wound on the action that yarn holds the textile yarn Y staying on roller 51.Therefore, prevent that yarn from holding the disorder of the textile yarn Y staying on roller 51.
By the base end part 52a blow air to yarn reserving portion 52, can suppress yarn ends Yb and on yarn reserving portion 52, roll and forward end 52b side shifting.Therefore, prevent that yarn ends Yb is wrapped on the textile yarn Y that forms thread layers Yc.
As shown in Figure 5 B, the yarn in the past holds and stays in device 150, holds the yarn ends Yb forward end 152b side roll of the base end part 152a swing of the yarn reserving portion 152 that stays roller 151 at yarn, is likely wound around with the textile yarn Y that forms thread layers Yc.In the situation that yarn ends Yb and textile yarn Y occur to be wound around, textile yarn Y can hold and stay roller 151 knocking overs and be wrapped in yarn hook parts 161 from yarn.At the yarn of present embodiment, hold and stay in device 50, can avoid textile yarn Y knocking over occurs.
Owing to having formed front the flowing towards base end side of air from yarn reserving portion 52, so, the yarn ends Yb that can be suppressed at the cut textile yarn Y of textile apparatus 7 side rolls and forward end 52b side shifting on yarn reserving portion 52, prevents winding yarn end Yb on the textile yarn Y that forms thread layers Yc.In addition, should be maintained at the position of regulation by the thread layers Yc beyond yarn holds the textile yarn Y in the downstream of staying roller 51 unwindings.
By air blowing device 90, owing to having prevented the disorder of the textile yarn Y on yarn reserving portion 52, so, prevent that textile yarn Y is wound around each other.Therefore, prevent from being wound with textile yarn Y on yarn hook parts 61.
By collaborating of air blowing device 90 and limiting part 71, can further prevent reliably winding yarn end Yb on the textile yarn Y that forms thread layers Yc.
Weaving unit 2 by present embodiment, holds and stays in device 50 at yarn, prevents that yarn from holding the disorder of the textile yarn Y staying on roller 51.By coiler device 12, can not hinder the textile yarn Y that reels.
Even if textile yarn Y in the cut situation of textile apparatus 7 side, also can prevent the yarn ends Yb of textile yarn Y and the textile yarn Y that forms thread layers Yc and be wound around.Therefore, can prevent that textile yarn Y from holding and staying roller 51 unwindings from yarn with knocking over shape.
Air blowing device 90 holds and stays roller 51 blow air to yarn when the cut-out of the textile yarn Y carrying out based on textile apparatus 7.Can more effectively prevent from being wound around with the textile yarn Y that forms thread layers Yc by the yarn ends Yb of the cut textile yarn Y of textile apparatus 7.
Air blowing device 90 holds and stays roller 51 blow air to yarn when Yarn break occurs textile yarn Y.Can more effectively prevent that the yarn ends Yb of textile yarn Y and the textile yarn Y of formation thread layers Yc that because of Yarn break, produce are wound around.
According to the weaving loom 1 of present embodiment, in each weaving unit 2, can prevent that yarn from holding the disorder of the textile yarn Y staying on roller 51, can not hinder ground coiling textile yarn Y.
Above, an embodiment of the invention are illustrated, but the invention is not restricted to above-mentioned embodiment.For example, so long as can supply with the device of textile yarn to supply with yarn feeding device that the mode of textile yarn forms etc. from being wound with the spool of textile yarn, other yarn feeding device also can be applicable to weaving loom of the present invention and weaving unit.
In the situation that textile apparatus is air textile apparatus, textile apparatus is in order to prevent from the twisted upstream side transmission to textile apparatus of fibre bundle, can also to have being kept by fibre guide portion and pin to configure to the indoor outstanding mode of weaving.Textile apparatus can also replace such pin, and the end of downstream side by fibre guide portion prevents that the twisted upstream side to textile apparatus of fibre bundle from transmitting.And textile apparatus can also have mutually a pair of air injection nozzle of twisting round about.
In weaving loom 1 and weaving unit 2, yarn holds and stays device 50 to have the function of pulling out textile yarn Y from textile apparatus 7.In weaving loom of the present invention and weaving unit, can also by transmitting roller and clamping roller, pull out textile yarn from generating the textile apparatus 7 of textile yarn Y.
In weaving loom 1 and weaving unit 2, the stopping of the rotating flow of the cut-out of textile yarn Y when yarn faults detects by textile apparatus 7 implemented.In weaving loom of the present invention and weaving unit, the cut-out of the textile yarn in the time of can also implementing yarn faults detection by cutter.That is, at yarn, hold the cutter that stays the upstream side (for example, hold and stay between device 50 at textile apparatus 7 and yarn) of device 50 can be provided as yarn cutting portion.
In weaving loom 1 and weaving unit 2, the mode that each device is wound at downside with the textile yarn Y being supplied at upside configures.In weaving loom of the present invention and weaving unit, the mode that each device can also be wound at upside with the textile yarn being supplied at downside configures.
In weaving loom 1 and weaving unit 2, the transversing mechanism of the bottom roll of drafting system 6 and traversing gear 23 drives by the power from prime mover case 5 (that is, a plurality of weavings unit 2 shares).In weaving loom of the present invention and weaving unit, the each several part (for example, drafting system, textile apparatus, coiler device etc.) of weaving unit can also be driven independently by weaving unit 2.
On the moving direction of textile yarn Y, tension pick-up 9 can be configured in the upstream side of yarn yarn clearer 8.Cell controller 10 can also arrange not according to each unit 2 of weaving, and arranges by every a plurality of weavings unit 2.Waxing attachment 11, tension pick-up 9 and yarn yarn clearer 8 can also not be located on weaving unit 2.Coiler device 12 can be not driven by the CD-ROM drive motor being located on each weaving unit 2, and the drive source arranging by common land on a plurality of weavings unit 2 is driven.In this case, when making package P reverse rotation, mode with package P from reel spool 22 separation, reel cage arm 21 moves by air cylinder (omitting diagram), by being located at the roller for reverse rotation (omitting diagram) connecing on yarn chassis 3, makes package P reverse rotation.Yarn treatment module 80 can also be set, and yarn yarn clearer 8, tension pick-up 9, yarn are held, stay device 50 and waxing attachment 11 by frame 13, to be supported directly or indirectly individually.
In the above-described embodiment, the in the situation that of holding allowance detection signal to receiving yarn faults detection signals at cell controller 10 and receiving lower limit, air blowing device 90 is illustrated for the situation of ON control, but is not limited to this.Cell controller 10 in the situation that yarn detected and hold to stay and the situation of Yarn break occurs between device 50 and textile apparatus 7 and receive lower limit to hold allowance detection signal, can carry out ON control to air blowing device 90.Thus, even hold in the cut situation of upstream side generation textile yarn Y of staying device 50 at yarn, also can prevent that yarn ends Yb and the textile yarn Y that forms thread layers Yc are wound around.
Air blowing device 90 is not limited to the situation of.As shown in Figure 12 B, can also hold and stay device 50A for the yarn that three air blowing device 90A, 90B and 90C hold along yarn the circumferential configuration of staying roller 51.As shown in Figure 12 C, can also hold and stay device 50B for the yarn that four air blowing device 90A, 90B, 90C and 90D hold along yarn the circumferential configuration of staying roller 51.In this situation, can omit limiting part 71.Air blowing device can arrange in yarn holds the all-round scope of staying roller 51.
Air blowing device 90 is not limited to the situation towards the base end part 52a of yarn reserving portion 52 blow air.Air blowing device 90 can also be towards the pars intermedia blow air of base end part 52a and the leading section 52b of yarn reserving portion 52, can also be towards leading section 52b blow air.Air blowing device 90 can also be towards base end side tapering 53 blow air.
At the yarn of above-mentioned embodiment, hold and stay in device 50, can also omit limiting part 71.

Claims (12)

1. yarn holds and stays a device, it is characterized in that having:
The yarn that is wound with the yarn being generated by textile apparatus hold stay roller,
To described yarn, hold the air blowing device that stays roller blow air,
Described air blowing device is configured in described yarn and holds that to stay the radial outside of roller and at described yarn, hold a side that is configured in described unwinding yarn in the rotation direction of staying roller be front.
2. yarn as claimed in claim 1 holds and stays device, it is characterized in that: also have limiting unit, it is that the mode that base end part is relative configures that described limiting unit starts side with the coiling that holds the described yarn that stays roller with described yarn.
3. yarn as claimed in claim 1 or 2 holds and stays device, it is characterized in that: described air blowing device holds and stays roller blow air to described yarn when described yarn generation Yarn break.
4. the yarn as described in any one of claim 1~3 holds and stays device, it is characterized in that, to hold the coiling of the described yarn that stays roller to described yarn, to start side be that the mode of base end part blow air configures to described air blowing device.
5. the yarn as described in any one of claim 1~4 holds and stays device, it is characterized in that, also have yarn hook parts, described yarn hook parts are located at described yarn and hold that to stay a side of unwinding yarn described in roller be leading section side, and described yarn is carried out to hook.
6. the yarn as described in any one of claim 1~5 holds and stays device, it is characterized in that, also have described yarn is held to the yarn that the lower limit that holds allowance of the described yarn that stays roller detects to hold allowance sensor,
In the situation that described yarn holds the allowance of holding that allowance sensor detects described yarn, reach lower limit amount, described air blowing device holds and stays roller blow air to described yarn.
7. the yarn as described in any one of claim 1~6 holds and stays device, it is characterized in that, described air blowing device has a plurality of holes that blow out of holding the circumferential setting of staying roller along described yarn.
Weaving a unit, it is characterized in that having:
Yarn described in any one of claim 1~7 holds and stays device;
Generate the described textile apparatus of described yarn;
To from described yarn, hold the described reel for yarn that stays device unwinding around the coiler device package.
9. weaving as claimed in claim 8 unit, is characterized in that: have and take the moving direction of described textile yarn and at described yarn, hold and stay the upstream side of device and the yarn cutting portion that described textile yarn is cut off as baseline configuration.
10. weaving as claimed in claim 9 unit, is characterized in that: described air blowing device holds and stays roller blow air to described yarn when described textile yarn being cut off by described yarn cutting portion.
11. weaving unit as described in any one of claim 8~10, is characterized in that: also there is the yarn feeding device that connects that the yarn ends of the yarn ends of the described yarn of described textile apparatus side and described package side is connected,
By the described yarn feeding device that connects, connecing before yarn, described air blowing device stops blowing of air.
12. 1 kinds of weaving looms, is characterized in that, have the weaving unit described in any one of a plurality of claims 8~11.
CN201310274326.9A 2012-06-28 2013-06-28 Yarn accumulation device, weaving unit and weaving loom Active CN103526349B (en)

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