CN103849959A - Cleaning device of drafting system, drafting system and spinning machine - Google Patents

Cleaning device of drafting system, drafting system and spinning machine Download PDF

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Publication number
CN103849959A
CN103849959A CN201310535110.3A CN201310535110A CN103849959A CN 103849959 A CN103849959 A CN 103849959A CN 201310535110 A CN201310535110 A CN 201310535110A CN 103849959 A CN103849959 A CN 103849959A
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China
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cleaning
mentioned
drafting system
face
suction port
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CN201310535110.3A
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CN103849959B (en
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森田晃弘
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Murata Machinery Ltd
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Murata Machinery Ltd
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Abstract

The invention provides a cleaning device of a drafting system, the drafting system and a spinning machine. The cleaning device (60) comprises a cleaning belt (70) contacting a cleaning face (70A) with the peripheral faces of drafting rollers (RB1, RT1) of the drafting system (D) and/or the outer peripheral face of a tangential belt (E), i.e., objects/object to be cleaned to clean the objects/object to be cleaned; a cover (62) which is arranged in a manner of being close to the cleaning face (70A) of the cleaning belt (70) and is provided with an opposite face being opposite to the cleaning face; a first attracting opening (63) formed on the opposite face of the cover with the width of the opening being smaller than that of the cleaning belt (70); and an attracting source making the attraction act on the first attracting opening (63).

Description

Cleaning device, drafting system and the spinning machinery of drafting system
Technical field
The present invention relates to the technology of cleaning device, drafting system and the spinning machinery of drafting system.
Background technology
In the past, we knew the spinning unit or the spinning machinery that utilize drafting system drawing-off (draft) fibre bundle and pass through the fibre bundle twisting of drafted mistake to manufacture spun yarn.Drafting system possesses multiple drawing roller, by making the speed different and rotary actuation respectively of drawing roller, drawn fiber bundle.
In drafting system, produce Soft flocks (flyings) etc. from fibre bundle.For example, in the case of the raw material of fibre bundle be cotton, cotton sugar is attached on the side face of drawing roller, is chemical fibre at the raw material of fibre bundle, finish is attached on the side face of drawing roller.And Soft flocks are followed the rotation of drawing roller and the stream of following that produces is rolled.If the foreign matters such as cotton sugar or finish are attached on the side face of drawing roller, Soft flocks have been wound around, become the reason of thickness of yarn joint and/or broken yarn etc.Therefore,, in order to clean the foreign matter and/or the Soft flocks etc. that are attached on drawing roller side face, we knew the cleaning device that possesses cleaning band in the past.
Possess in the cleaning device of cleaning band, because the Soft flocks of removing etc. are attached on cleaning band, therefore have the necessity of removing Soft flocks that are attached on cleaning band etc.In cleaning device in the past, by making to possess, the roller of scraping suede brush contacts with cleaning band and remove being attached to Soft flocks on cleaning band etc.But savings goes down scraping that suede brushes that the Soft flocks removed etc. are not removed.Therefore, operator is necessary by savings scraping the maintenance operation that Soft flocks that suede brushes etc. remove termly.This maintenance operation must be according to kind of fibre bundle etc. and is carried out continually, becomes operator's burden.And if do not implement this maintenance operation, the Soft flocks of drawing roller etc. just can not be removed, become Soft flocks etc. and be deposited near this state drafting system, thereby also involve the deterioration of operability.
On the other hand, as the cleaning method of cleaning band, we know the method for removing Soft flocks that are attached on cleaning band etc. by attraction.The cleaning device that utilizes suction nozzle to attract to be attached to Soft flocks on cleaning band etc. is such as disclosed in No. 4317261 description of United States Patent (USP) (patent documentation 1).In the cleaning device that patent documentation 1 is recorded, used the band of woven nylon material as cleaning band.On such cleaning band because Soft flocks etc. adhere to securely, the necessity that therefore has suction nozzle can directly attract the whole region of cleaning band width to arrange.Therefore the suction nozzle of patent documentation 1 has the suction port in the whole region of width that can attract cleaning band.And because suction port is large, therefore in order to ensure attraction, strong attraction source necessitates.
For example TOHKEMY 2009-13548 communique discloses suction pipe suction port in (draw and utilize document 2) is configured near the cleaning device of position cleaning band.The concrete shape of suction port etc. is not disclosed in patent documentation 2.
Summary of the invention
The object of the invention is to provide a kind of and can utilize few attraction flow and by cleaning device, drafting system and the spinning machinery of the drafting system that is attached to the attractions such as the Soft flocks on the cleaning face of cleaning band and remove.
The cleaning device of inventing the drafting system of the 1st scheme possesses cleaning band, lid, the 1st suction port and attraction source.Cleaning band makes cleaning face clean object with the side face of the drawing roller of drafting system and/or the outer peripheral face of tengential belt to contact, thus cleaning cleaning object; Lid arranges near the cleaning face ground of cleaning band, and lid has the opposite face relative with cleaning face; The 1st suction port, is formed on the opposite face of lid, and makes the A/F of the 1st suction port less than the width of cleaning band; Attraction source makes attraction act on the 1st suction port.
The cleaning device of inventing the drafting system of the 2nd scheme is the cleaning device of drafting system of invention the 1st scheme, the 1st suction port be shaped as circle, make diameter be 5mm above, below 6mm.
The cleaning device of inventing the drafting system of the 3rd scheme is the cleaning device of invention the 1st or the drafting system of the 2nd scheme, and that the opposite face of lid is configured in is above apart from the cleaning face 1mm of cleaning band, 2mm is with in interior scope.
The cleaning device of inventing the drafting system of the 4th scheme is the cleaning device of invention the 1st drafting system to the 3rd scheme, possesses adjustment part, and the position of the 1st suction port with respect to the cleaning face of cleaning band adjusted in this adjustment part.
The cleaning device of inventing the drafting system of the 5th scheme is the cleaning device of invention the 1st drafting system to the 4th scheme, and cleaning band is rubber system, and cleaning face is formed smoothly.
The cleaning device of inventing the drafting system of the 6th scheme is the cleaning device of invention the 1st drafting system to the 5th scheme, possesses and connects the 1st suction port and the attraction carrier pipe that attracts source; Attract at least a portion of carrier pipe to be formed by transparent or semitransparent material.
The drafting system of inventing the 7th scheme possesses the cleaning device of invention the 1st drafting system to the 6th scheme.
The drafting system of inventing the 8th scheme is the drafting system of invention the 7th scheme, possesses multiple rollers pair that are made up of top roller and bottom roller along the direction of travel of fibre bundle; The roller in the cleaning face of cleaning band and downstream on fibre bundle direction of travel to the right top roller of roller configure in contact.
The drafting system of inventing the 9th scheme is the drafting system of invention the 8th scheme, possesses the 2nd corresponding suction port of the top roller right with the roller in downstream on fibre bundle direction of travel; Utilize attraction source to make attraction act on the 2nd suction port.
The spinning machinery of inventing the 10th scheme possesses invention the 7th drafting system to the 9th scheme, open end spinning apparatus and coiler device.
The effect of invention: according to the cleaning device of drafting system of the present invention, drafting system and spinning machinery, can utilize few attraction flow by being attached to the attractions such as the Soft flocks on the cleaning face of cleaning band and removing, can prevent that Soft flocks etc. are wound in drawing roller.
Brief description of the drawings
Fig. 1 is the front view of the spinning machinery of the embodiment of the present invention 1;
Fig. 2 is the side schematic drawing of spinning unit;
Fig. 3 is the drafting system of the embodiment of the present invention 1, for drafting system is positioned at the side view of the state of drawing-off position;
Fig. 4 is the perspective view of the cleaning device of the embodiment of the present invention 1;
Fig. 5 A is the figure that the drafting system seen from the arrow A direction of Fig. 3 is positioned at the state of drawing-off position;
Fig. 5 B is the figure that the drafting system seen from the arrow A direction of Fig. 3 is positioned at the state of non-drawing-off position;
Fig. 6 is the side view of other routine drafting systems.
Detailed description of the invention
Then use brief description of the drawings working of an invention form.
[embodiment 1]
Use Fig. 1 to Fig. 5 B explanation embodiment of the present invention 1 drafting system cleaning device 60 and possess drafting system D, the spinning machinery M of this device.
First, the summary of spinning machinery M is described.In this manual, " upstream " and " downstream " means upstream and the downstream on the direction of travel of fiber bundle F, spun yarn Y.
As shown in Figures 1 and 2, spinning machinery M possesses spinning unit U, joint chassis 3, bellows 4 and the headstock 5 of multiple spread configurations.Each spinning unit U mainly possesses drafting system D, open end spinning apparatus 11, yarn clearer 12, Yarn relaxation eliminating device 13 and coiler device 21.
As shown in Figure 2, the fiber bundle F that drafting system D drawing-off provides via head of the trumpet (ト ラ Application ペ ッ ト) T from being configured in the bar cylinder (not shown) at spinning unit U rear portion.The drafting system D of this example possesses from upstream multiple rollers that transporting velocity accelerates gradually towards downstream of fiber bundle F R.Roller to R respectively by top roller RB1, RT1, RM1, RF1 and bottom roller RB2, RT2, RM2, RF2(with reference to Fig. 3) form.After relevant drafting system D, describe in detail.
Open end spinning apparatus 11 utilizes turn air-flow to pay sth. made by twisting to fiber bundle F, generates spun yarn Y.The explanation that open end spinning apparatus 11 is detailed and diagram are omitted, and possess fiber guide portion, the raw nozzle of turn miscarriage and hollow guiding axis body.Fiber guide portion is directed to the fiber bundle F of sending here from drafting system D in the spinning room that is formed on open end spinning apparatus 11 inside.The raw nozzle arrangement of turn miscarriage, around the path of fiber bundle F, produces turn stream in spinning room.The fibre end of the fiber bundle F in spinning room is by this turn stream upset turn.Hollow guiding axis body is the exterior guiding from spinning room to open end spinning apparatus 11 by the spun yarn Y being spinned out.The driving of this open end spinning apparatus 11 and stopping by not shown cell controller control.Open end spinning apparatus 11 can be both not possess needle-like member, utilize the end of downstream side of fiber guide portion to realize the open end spinning apparatus of the function of needle-like member, can be also the open end spinning apparatus towards a pair of air nozzle mode of contrary mutually direction twisting.
Yarn clearer 12 monitors the thickness of the spun yarn Y sending from open end spinning apparatus 11.Yarn clearer 12, in the case of the yarn faults of spun yarn Y being detected, sends yarn faults detection signal to not shown cell controller.
Yarn relaxation eliminating device 13 pulls out spun yarn Y by the tension force of paying regulation to spun yarn Y from open end spinning apparatus 11.And Yarn relaxation eliminating device 13 makes the tension change of coiler device 21 sides not pass to open end spinning apparatus 11 sides to regulate the tension force of spun yarn Y.In the time that joint chassis 3 carries out operation, Yarn relaxation eliminating device 13 is detained the spun yarn Y sending from open end spinning apparatus 11, thereby prevents that spun yarn Y's is lax.
The coiler device 21 spun yarn Y shape of sending from open end spinning apparatus 11 of reeling becomes package P.Coiler device 21 possesses reel cage arm 22, coiling drum 23 and traversing gear 24.Reel cage arm 22 can support package P(bobbin rotatably).Coiling drum 23 and package P(bobbin) outer peripheral face contact make package P(bobbin) rotation.Traversing gear 24 traverses spun yarn Y.Coiler device 21 lateral dominances rotate the spun yarn Y limit drum 23 that makes to reel that traverses with traversing gear 24, by making like this package P(bobbin) rotation, coiling spun yarn Y.
Cell controller one receives yarn faults detection signal from yarn clearer 12, just utilizes immediately cutter 14 that spun yarn Y is cut off, and then drafting system D and open end spinning apparatus 11 etc. are stopped.Cell controller transmits control signal to joint chassis 3, makes it walking in front of this spinning unit U.Then, cell controller drives open end spinning apparatus 11 etc. again, makes joint chassis 3 carry out joint, makes coiler device 21 restart to reel.In addition, spinning unit U also can not possess cutter 14, and by the generation that stops providing air to stop spun yarn Y to open end spinning apparatus 11, thereby cut off spun yarn Y.
Joint chassis 3 possesses chassis portion 25, splicer 26, suction pipe 27 and suction nozzle 28 as shown in Figures 1 and 2.Splicer 26, suction pipe 27 and suction nozzle 28 are loaded in chassis portion 25.In joint chassis 3 in the time there is broken yarn or yarn cut-out, walking is to this spinning unit U at certain spinning unit U place.Suction pipe 27 attracts and catches the yarn end of sending from open end spinning apparatus 11 and guide to splicer 26.Suction nozzle 28 attracts and catches yarn end to guide to splicer 26 from package P.Splicer 26 carries out directed yarn end joint each other.
Air blast (attraction source) is configured in the inside of bellows 4.The common attraction carrier pipe of each spinning unit U is that Trunk Line 91(is with reference to Fig. 3) be connected on bellows 4.Trunk Line 91 is configured in the rear portion (upstream side of drawing-off direction) of each spinning unit U.Bellows 4 attracts, carries and be recovered in the Soft flocks that each spinning unit U produces etc. via Trunk Line 91.
As the motor of prime mover of spinning machinery M and be used for decelerator that power is delivered to each portion of spinning machinery M etc. and be configured in the inside of headstock 5.
Then describe drafting system D in detail.As shown in Fig. 3 to Fig. 5 B, drafting system D possesses multiple rollers to R, reel cage 31, device frame 32, cleaning device 60 and suction unit 41.
As shown in Figure 3, as multiple rollers to R, after possessing in this example roller to RB, the 3rd roller to RT, intermediate calender rolls to RM and preliminary roller to RF.Intermediate calender rolls possesses tengential belt E to RM.In the direction that these rollers are walked in fiber bundle F to RB, RT, RM and RF, separate the arranged spaced of regulation towards downstream from upstream.Each roller is made up of bottom roller RB2, RT2, RM2, the RF2 of top roller RB1, RT1, RM1, RF1 and the downside of upside respectively RB, RT, RM and RF.Bottom roller RB2, RT2, RM2 and RF2 are drive roll.Top roller RB1, RT1, RM1 and RF1 contact and the driven voller of driven rotation with bottom roller RB2, RT2, RM2, RF2.Each roller to the rotary speed of RB, RT, RM and RF from upstream side downstream side increase gradually.Open end spinning apparatus 11 is configured in the downstream of preliminary roller to RF.
Rear top roller RB1, the 3rd top roller RT1, middle top roller RM1 and front top roller RF1 one and rotation are mounted freely on reel cage 31.Each top roller RB1, RT1, RM1 and the RF1(of 2 adjacent spinning unit U are installed on reel cage 31 with reference to Fig. 1).Rear winding drum RB2, the 3rd bottom roller RT2, middle bottom roller RM2 and front bottom roller RF2 are installed on device frame 32 accordingly with each top roller RB1, RT1, RM1 and the RF1 of reel cage 31 respectively.
Reel cage 31 is centered by the turning cylinder 33 that is arranged on upstream side and rotate freely with respect to device frame 32.By reel cage 31 is rotated, each top roller RB1, RT1, RM1, RF1 contact or separate with each bottom roller RB2, RT2, RM2, RF2.By closed reel cage 31, make each top roller RB1, RT1, RM1, RF1 be called " drawing-off position " with the position that each bottom roller RB2, RT2, RM2, RF2 contact respectively.Will be in order to maintain etc. and open reel cage 31, each top roller RB1, RT1, RM1, RF1 are called respectively " non-drawing-off position " with the position that each bottom roller RB2, RT2, RM2, RF2 separate.Reel cage 31 can be switched to drawing-off position and non-drawing-off position by each top roller RB1, RT1, RM1 and RF1 and each bottom roller RB2, RT2, RM2 and RF2.
The rotating operation of reel cage 31 is undertaken by operator's operating grip 34.At closed reel cage 31, make roller to R in the situation in drawing-off position, the hook portion 35 of handle 34 lower tip is fastened on the fixed roll 36 of device frame 32 sides, keeps the crimped status of each top roller RB1, RT1, RM1 and RF1 and each bottom roller RB2, RT2, RM2 and RF2.
Each roller is decided by the fibre length of the fiber bundle F of drawing-off the distance between RB, RT, RM, RF, therefore redefines when each kind of changing as the fiber bundle F of raw material.Therefore, middle bottom roller RM2 and front bottom roller RF2 in each bottom roller RB2, RT2, RM2 and RF2 are fixed on device frame 32, but the position of rear winding drum RB2 and the 3rd bottom roller RT2 is respectively with respect to upstream side or the downstream change of device frame 32.
Cleaning device 60 is the device of cleaning drawing roller side face.In the present embodiment cleaning device 60 cleaning be wound around the tengential belt E on rear top roller RB1, the 3rd top roller RT1 and middle top roller RM1 side face form.Cleaning device 60 mainly possesses framework 61, cleaning band 70, lid the 62, the 1st suction port 63 and adjustment part 64.
Framework 61 is the parts of the matrix of formation cleaning device 60.Framework 61 is fixed on the side of reel cage 20.In framework 61, can support rotatably the 1st roller 71 and the 2nd roller 72.The 1st roller 71 near middle top roller RM1 arrange.The 2nd roller 72 is arranged on than rear top roller RB1 by upstream side.Force application rod 74 can be installed in framework 61 rotationally.Top at force application rod 74 can supported jockey pulley 73 rotatably.
Cleaning band 70 is to make to clean face 70A to clean object with the outer peripheral face of rear top roller RB1, the 3rd top roller RT1 and tengential belt E and contact, the parts on the surface (cleaning object) of top roller RB1, the 3rd top roller RT1 and tengential belt E after cleaning.Cleaning band 70 is endless belt-shaped parts.Cleaning band 70 is wound around on the 1st roller the 71, the 2nd roller 72 and jockey pulley 73.Force application spring (not shown) is installed on force application rod 74, and the direction that tension force is paid to cleaning band 70 in edge is to force application rod 74 application of forces.
Cleaning band 70 is rubber system.The outer peripheral face of cleaning band 70 cleans face 70A and is formed smoothly.Therefore, be attached to the cleaned cleaning face 70A with 70 such as rear top roller RB1, the 3rd top roller RT1 and the lip-deep Soft flocks of tengential belt E and remove, but Soft flocks etc. are not attached on the cleaning face 70A of cleaning band 70 securely.This is due to the cleaned cause of removing with the friction of 70 elastomeric material such as Soft flocks, is not to be wound around this reason of parts of obtaining Soft flocks etc. to bring by cleaning band 70.Therefore, by utilize the 1st suction port 63 described later attract cleaning band 70 cleaning face 70A and can be easily except the Soft flocks of attachment removal etc.
The geared parts 75 with multiple gear teeth is fixed on the 1st roller 71.On the direction of principal axis of middle top roller RM1, be provided with wheel hub (ボ ス) portion 76.In hub portion 76, be radially extruded with rotation projection 77.Rotation projection 77 can engagingly form with the tooth of geared parts 75 top.
Rotation projection 77 is rotated together with middle top roller RM1, and every movement engages with the geared parts 75 being fixed on the 1st roller 71 for one week, makes geared parts 75 rotate the amount of a tooth.Thus, the 1st roller 71 rotates, and cleaning band 70 is transferred the length of regulation.As a result, often rotate a circle by middle top roller RM1, the new cleaning face 70A of cleaning band 70 contacts with rear top roller RB1, the 3rd top roller RT1 and tengential belt E.
By above structure, rear top roller RB1, the 3rd top roller RT1 and tengential belt E rotate under the state that surface is contacted with cleaning band 70.Thus, can utilize cleaning band 70 to remove and be attached to lip-deep Soft flocks of rear top roller RB1, the 3rd top roller RT1 and tengential belt E etc.
Then, the structure of removing being attached to the attractions such as the Soft flocks on the cleaning face 70A of cleaning band 70 is described.
Lid 62 is the parts that arrange near the cleaning face 70A of cleaning band 70.The present embodiment middle cover 62 is the metallic plate of the cross sectional shape sub-circular in the direction parallel with cleaning face 70A.The diameter of lid 62 is slightly narrower than the width of cleaning band 70.Lid 62 has the opposite face relative with the cleaning face 70A of cleaning band 70 (a diagram side below).The 1st suction port 63 is arranged on the opposite face that covers 62.The 1st suction port 63 is the peristome that A/F is less than the width of cleaning band 70.A side contrary with opposite face (side above diagram) at lid 62 is formed with the connecting portion 82 being communicated with the 1st suction port 63.The 1st attracts carrier pipe 81 to be inserted in connecting portion 82, and the 1st attracts carrier pipe 81 to be connected on the 1st suction port 63.The 1st attracts carrier pipe 81 to use transparent pitch tube.Can be visual the 1st inside that attracts carrier pipe 81.The 1st attracts carrier pipe 81 to be connected with air blast (attraction source) via the 3rd attraction carrier pipe 44 and the Trunk Line 91 common with the 2nd suction port 42 described later.Air blast (attraction source) makes attraction act on the 1st suction port 63.Trunk Line 91 is for being configured in the rear of spinning unit U, the common attraction carrier pipe of each spinning unit U.Trunk Line 91 is connected on the air blast (attraction source) of bellows 4.
The 1st suction port 63 is arranged on the lid 62 arranging near the cleaning face 70A of cleaning band 70.Therefore, the attraction of the 1st suction port 63 not only arrives the scope relative with the 1st suction port 63 in the cleaning face 70A of cleaning band 70, also arrives and covers 62 relative scopes.This is because can think that the air stream that produced by the attraction of the 1st suction port 63 produces between the cleaning face 70A of cleaning band 70 and lid 62, and the 1st suction port 63 attractions are attached to the cause of the Soft flocks in this region etc.
Preferably covering 62 opposite face leaves cleaning face 70A configuration from the cleaning face 70A of cleaning band 70 in the scope more than 1mm, in 2mm and covers 62.This is because if making to cover 62 contacts with the cleaning face 70A of cleaning band 70, the cause of the cleaning face 70A of the cleaning band 70 that can wear and tear.And, be 3mm if make to cover the 62 cleaning face 70A that leave cleaning band 70, attract and remove Soft flocks on the cleaning face 70A that is attached to cleaning band 70 etc. to become difficult cause.
Although the 1st suction port 63 is formed on the approximate centre position of covering 62, is not limited to this position.Being attached to Soft flocks on the cleaning face 70A of cleaning band 70 etc. is not the whole region that is attached to the width of cleaning face 70A, is nearly all attached to the region of Rack.This is corresponding through path with fiber bundle F through later top roller RB1, the 3rd top roller RT1 and tengential belt E.Therefore the corresponding position, region that, the 1st suction port 63 preferably easily adheres to Soft flocks in the cleaning face 70A of cleaning band 70 etc.In addition, although the shape of lid 62 has adopted circle, be not limited to this.For example, the shape of lid 62 can be also sub-circular or ellipse.
The 1st suction port 63 be shaped as circle.The diameter of the 1st suction port 63 preferably 5mm above, below 6mm.If this is because the diameter that makes the 1st suction port 63 is for for example below 4mm, Soft flocks etc. can stop up the cause of the 1st suction port 63.And, if the diameter that makes the 1st suction port 63 is for for example more than 7mm, produce the necessity that makes air blast (attraction source) be strong device in order to ensure attraction.
Adjustment part 64 is for adjusting the parts of the 1st suction port 63 with respect to the position of the cleaning face 70A of cleaning band 70.In the present embodiment, make adjustment part 64 can adjust the distance of the 1st suction port 63 with respect to the cleaning face 70A of cleaning band 70.Adjustment part 64 possesses fixed bar 65 and support 66.Fixed bar 65 one end are fixed in framework 61.The other end of fixed bar 65 bends to approximate L font, is formed with 2 through holes that are used for fixing support 66 in end.A through hole is that slotted hole 67 is formed on the imaginary circular arc centered by another through hole.Adjustment part 64 also can make support 66 linear slide, adjust the position of the 1st suction port 63, replaces the position that makes support 66 circular motions, regulates the 1st suction port 63.
Support 66 is for being used for the lid 62 L font parts that are fixed on fixed bar 65.On support 66, on the position corresponding with being formed on 2 through holes on fixed bar 65, be formed with through hole.Support 66 utilizes bolt 68 and 69 to be fixed on fixed bar 65.Position by adjusting bolt with respect to slotted hole 67, can adjustable cap 62 with respect to the position of the cleaning face 70A of cleaning band 70.
The drafting system D of the present embodiment possesses suction unit 41 and blows the portion 49 that pays.The Soft flocks that suction unit 41 attracts top roller to roll.Form the Soft flocks that in this example, before 41 attractions of suction unit, top roller RF1 rolls.And, blow and pay portion 49 and utilize compressed air to remove to be deposited in Soft flocks on open end spinning apparatus 11 and form.Pay the detailed description of portion 49 omits about blowing.
As shown in Fig. 3 to Fig. 5 B, suction unit 41 possesses the 2nd suction port the 42, the 2nd and attracts carrier pipe 43, the 3rd to attract carrier pipe 44.The 2nd suction port 42 is the part that attracts Soft flocks in the downstream of front top roller RF1.The 2nd suction port 42 is the peristome of suction nozzle parts 45.Each top roller RB1, RT1, RM1 and the RF1 of 2 adjacent spinning unit U are installed as previously mentioned, on reel cage 31.Therefore, respectively configure accordingly suction nozzle parts 45 with each front top roller RF1.The position that arranges suction nozzle parts 45 is to contact the top a little side in (clamping) position than front top roller RF1 downstream and in board short transverse than front top roller RF1 and front bottom roller RF2.This position is the position of following stream to roll that Soft flocks are caused by the rotation of front top roller RF1.Therefore, suction unit 41 can attract Soft flocks efficiently.
The 2nd attracts carrier pipe 43 to be communicated with the 2nd suction port 42.The 2nd attracts carrier pipe 43 for making attraction arrive the 2nd suction port 42, carries the parts of the Soft flocks that attracted by the 2nd suction port 42 simultaneously.The 2nd attracts carrier pipe 43 to be supported in reel cage 31 1 sides.The 2nd attracts each end of the difference of carrier pipe 43 to be connected on suction nozzle parts 45.Attract another end of carrier pipe 43 to be provided with the 1st connecting portion 47 the 2nd.
The 3rd attracts carrier pipe 44 and the 2nd to attract carrier pipe 43 to be communicated with.The 3rd attracts carrier pipe 44 for making attraction arrive the 2nd suction port 42, carries the parts of the Soft flocks that attracted by the 2nd suction port 42 simultaneously.The 3rd attracts carrier pipe 44 to be configured in device frame 32 1 sides.The 3rd attracts another end of carrier pipe 44 to be connected on Trunk Line 91.
On an end of the 3rd attraction carrier pipe 44, be provided with the 2nd connecting portion 48.The 2nd connecting portion 48 is for being used for making the 3rd to attract carrier pipe 44 to become the parts that attract state that the 1st connecting portion 47 of carrier pipe 43 is connected or disconnected state with the 2nd.Therefore, as shown in Figure 5A, by closure drawing-off position the 1st connecting portion 47 and the 2nd connecting portion 48 of reel cage 31 connect, the 2nd attracts carrier pipe 43 and the 3rd attraction carrier pipe 44 to become connection status.And as shown in Figure 5 B, by separating with the 2nd connecting portion 48 at non-drawing-off position the 1st connecting portion 47 of having opened reel cage 31, the 2nd attracts carrier pipe 43 and the 3rd to attract carrier pipe 44 to become notconnect state.
According to the cleaning device 60 of the drafting system of the present embodiment illustrating above, the drafting system D that possesses this device, spinning machinery M, there is following effect.
The 1st suction port 63 of cleaning device 60 is arranged on the lid 62 arranging near the cleaning face 70A of cleaning band 70.Even if the width of the 1st suction port 63 is less than the width of cleaning band 70, also can make attraction arrive the broad area of the width of cleaning band 70.Therefore, can utilize few attraction flow to attract and remove Soft flocks on the cleaning face 70A that is attached to cleaning band 70 etc.As a result, can prevent that Soft flocks etc. are wound on rear top roller RB1, the 3rd top roller RT1 and tengential belt E.And the maintenance workload that operator carries out the cleaning of cleaning band 70 is reduced, operator's burden alleviates.And, owing to can preventing near the accumulation of Soft flocks drafting system D etc., therefore operability stabilisation.
Make cleaning device 60 the 1st suction port 63 be shaped as circle, make the diameter of the 1st suction port 63 more than 5mm, below 6mm.Therefore, than compared with this little situation, Soft flocks etc. are not easy to stop up with the diameter that makes the 1st suction port 63.And, compared with the situation when larger than this with the diameter that makes the 1st suction port 63, can suppress the reduction of attraction.
The opposite face of lid 62 that makes cleaning device 60 leaves cleaning face 70A from the cleaning face 70A of cleaning band 70 in the scope more than 1mm, in 2mm and has configured the opposite face that covers 62.Therefore, can prevent from making the wearing and tearing of the cleaning face 70A that covers the cleaning band 70 that may cause in 62 situations about contacting with the cleaning face 70A of cleaning band 70.And, because lid 62 is close with the cleaning face 70A of cleaning band 70, therefore can make attraction arrive the broad scope of the width of cleaning band 70, can attract to remove the Soft flocks that are attached on cleaning band 70 etc.
Cleaning device 60 possesses adjusts the adjustment part 64 of the 1st suction port 63 with respect to the position of the cleaning face 70A of cleaning band 70.Therefore, can be inhomogeneous with the size of cleaning band 70 and/or the elongation of the aging cleaning band causing 70 of cleaning band 70 corresponding, the 1st suction port 63 is configured in respect on the suitable position of the cleaning face 70A of cleaning band 70.
The cleaning band 70 of cleaning device 60 is rubber system, and the outer peripheral face of cleaning band 70 cleans face 70A and formed smoothly.Therefore, be attached to Soft flocks on the cleaning face 70A of cleaning band 70 etc. and can be entangled on cleaning face 70A, can attract remove from the 1st suction port.
The 1st of cleaning device 60 attracts carrier pipe 81 to be formed by transparent or translucent material.Therefore, be blocked in the 1st attract the inside of carrier pipe 81 at Soft flocks etc., operator can Visual Confirmation.
Utilize common air blast (attraction source) that attraction is acted on the 1st suction port 63 of cleaning device 60 and the 2nd suction port 42 of suction unit 41.Therefore, the necessity in the special attraction source corresponding with the 1st suction port 63 and the 2nd suction port 42 is not set.
Spinning machinery M, owing to possessing cleaning device 60, therefore can improve operating efficiency, and package P well can efficiency reels.
Although example of the present invention has more than been described, the present invention is not limited to above-described embodiment, can carry out all changes.For example, in this example, being illustrated as spinning machinery M, but being not limited to spinning machinery, as long as possessing drafting system D, can be also Speed frames, drawing frame etc.
Attract carrier pipe 43 and the 3rd to attract carrier pipe 44 to separate although make to be connected to the 2nd on the 2nd suction port 42 of suction unit 41 in example, attract carrier pipe 44 to be configured in device frame 32 1 sides by the 3rd, be not limited to this.For example, also can make to be as shown in FIG. 6 connected to the 1st on the 1st suction port 63 of cleaning device 60 attracts carrier pipe 81 and is connected to the 2nd on the 2nd suction port 42 of suction unit 41 to attract carrier pipe 43 to be connected to via Trunk Line 91 on the air blast (attraction source) of bellows 4 via reel cage 31 1 sides simultaneously.
The drawing roller that the cleaning band 70 that becomes cleaning device 60 cleans object can at random change.For example, also can utilize the front top roller RF1 of cleaning band 70 cleaning.
Although spinning unit U has adopted the structure of utilizing Yarn relaxation eliminating device 13 to pull out spun yarn Y from open end spinning apparatus 11, is not limited to this structure.Also can adopt utilization, between open end spinning apparatus 11 and Yarn relaxation eliminating device 13, conveying roller and niproll are set, utilize these rollers to pull out the structure of spun yarn Y.

Claims (10)

1. a cleaning device for drafting system, is characterized in that, possesses:
Cleaning band, makes cleaning face clean object with the side face of the drawing roller of drafting system and/or the outer peripheral face of tengential belt and contacts, thereby cleans above-mentioned cleaning object;
Lid, arranges near the above-mentioned cleaning face ground of above-mentioned cleaning band, has the opposite face relative with above-mentioned cleaning face;
The 1st suction port, be formed on the above-mentioned opposite face of above-mentioned lid, and A/F is less than the width of above-mentioned cleaning band; And,
Attraction source, makes attraction act on above-mentioned the 1st suction port.
2. the cleaning device of drafting system as claimed in claim 1, is characterized in that,
Above-mentioned the 1st suction port be shaped as circle, the diameter that makes above-mentioned the 1st suction port be 5mm above, below 6mm.
3. the cleaning device of drafting system as claimed in claim 1 or 2, is characterized in that,
The above-mentioned opposite face of above-mentioned lid is configured in that the above-mentioned cleaning face 1mm of the above-mentioned cleaning band of distance is above, 2mm is with in interior scope.
4. the cleaning device of the drafting system as described in any one in claims 1 to 3, is characterized in that,
Possess adjustment part, the position of above-mentioned the 1st suction port with respect to the above-mentioned cleaning face of above-mentioned cleaning band adjusted in this adjustment part.
5. the cleaning device of the drafting system as described in any one in claim 1 to 4, is characterized in that,
Above-mentioned cleaning band is rubber system, and above-mentioned cleaning face is formed smoothly.
6. the cleaning device of the drafting system as described in any one in claim 1 to 5, is characterized in that,
Possesses the attraction carrier pipe that connects above-mentioned the 1st suction port and above-mentioned attraction source;
At least a portion of above-mentioned attraction carrier pipe is formed by transparent or semitransparent material.
7. a drafting system, possesses the cleaning device of the drafting system described in any one in claim 1 to 6.
8. drafting system as claimed in claim 7, is characterized in that,
Possess multiple rollers pair that formed by top roller and bottom roller along the direction of travel of fibre bundle;
The roller in the above-mentioned cleaning face of above-mentioned cleaning band and downstream on above-mentioned fibre bundle direction of travel to the right top roller of roller configure in contact.
9. drafting system as claimed in claim 8, is characterized in that,
Possesses the 2nd corresponding suction port of the top roller right with the roller in downstream on above-mentioned fibre bundle direction of travel;
Utilize above-mentioned attraction source to make attraction act on above-mentioned the 2nd suction port.
10. a spinning machinery, is characterized in that, possesses drafting system, open end spinning apparatus and coiler device described in any one in claim 7 to 9.
CN201310535110.3A 2012-11-29 2013-11-01 Cleaning device, drafting system and the spinning machinery of drafting system Active CN103849959B (en)

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JP2012-261241 2012-11-29
JP2012261241A JP2014105415A (en) 2012-11-29 2012-11-29 Cleaning device of draft machine, draft machine, and spinning machine

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CN118600601A (en) * 2024-08-06 2024-09-06 南通普菲特化纤加捻有限公司 Drawing frame for spinning processing
CN118600601B (en) * 2024-08-06 2024-10-29 南通普菲特化纤加捻有限公司 Drawing frame for spinning processing

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CN105648591A (en) * 2014-11-27 2016-06-08 村田机械株式会社 Fiber collecting device, drafting device, and spinning machine
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CN118600601B (en) * 2024-08-06 2024-10-29 南通普菲特化纤加捻有限公司 Drawing frame for spinning processing

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