CN102704122B - Top covering and bottom supporting type three-shafting composite yarn, spinning method and applications thereof - Google Patents
Top covering and bottom supporting type three-shafting composite yarn, spinning method and applications thereof Download PDFInfo
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- CN102704122B CN102704122B CN201210215043.2A CN201210215043A CN102704122B CN 102704122 B CN102704122 B CN 102704122B CN 201210215043 A CN201210215043 A CN 201210215043A CN 102704122 B CN102704122 B CN 102704122B
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Abstract
The invention relates to a top covering and bottom supporting type three-shafting composite yarn and a spinning method thereof. The composite yarn is of a three-shafting composite spun yarn prepared by using an upper-layer filament and a lower-layer filament to clamp and protect chopped fiber strands, so that the formed filament is of a composite yarn in form of cored layer chopped fiber strands being wound by the filaments. The spinning method comprises the steps of firstly installing a top covering yarn spreader, a bottom supporting yarn spreader and a clustering device on a common fine yarn spinning machine; then spreading two filament clusters by an upper yarn spreading roll and a lower yarn spreading roll into two filament layers, synchronously feeding in a front roller jaw together with chopped fiber strand passing through the clustering device in three-shafting manner, and respectively using the two filament layers to clamp the chopped fiber strands by means of top covering and bottom supporting; and when the two filament layers and the chopped fiber strands come out the front roller jaw, forming composite yarns in form of the chopped fiber strands being wound by the two filament layers under twisting action. The method is applicable to spinning of protective type soft, smooth and high-count composite yarns for ultrashort fibers which are easy to fall crumbs and easy to fly, as well as shorter and weaker reclaimed fibers.
Description
Technical field
The present invention relates to a kind of upper cover lower supporting type three axle system composite yarn, the spinning method of this composite yarn and the application of this spinning method, belong to the composite spinning technology with upper cover and subiculum protection in ring spinning field.
Background technology
Along with the fast development of textile industry, short, the on the weak side fibrid of the noil in textile process process, fuds fuddled isogonic increases; Reuse textiles gained fiber is compared with fibrillation in length with intensity, has certain gap; Some new ultrashort, fragile fibers, as kapok, eider down etc., start to be concerned and to utilize.And the spun yarn strength of fiber of these partially short, on the weak side classes is low, and filoplume is many.This class fiber partially short, on the weak side is so just caused not to be fully utilized.
But the composite yarn of the coated short fiber of long filament can make up the deficiency of this respect, improve the utilization rate of staple fibre.The fiber of single kind and the yarn of single structure are difficult to the deficiency overcoming fiber self, the composite yarn be made up of different material farthest can play the excellent characteristic of different fibrous raw material, and make up the deficiency of different fiber to greatest extent, and the structure of complex yarn can also give its more fine quality, composite yarn can have the advantage of long filament and staple fibre yarn two aspect concurrently.
About the patent report of composite yarn of filament and short staple, as manufacture method and the device (patent No.: CN1372027A) thereof of the core-spun composite yarn of the patent staple fibre covered filament of Xue Yuan, the core-spun composite yarn of the higher staple fibre covered filament of clad ratio is spun out by the simple transformation installing filament yarn tension control device and guide wheel on fine spining machine additional, make compound core-spun yarn have appearance style, feel, bulkiness, satiety, the sucting wet air permeability of short fiber yarn, also have the effects such as the shape-retaining ability of stretching property by force of long filament simultaneously.But this patent is staple fibre covered filament, and it cannot provide available protecting to staple fibre.Long filament in a kind of filament short-fiber composite yarn (patent No.: CN101775679A) complex yarn of patent of Wang Qiang is generally monofilament or the multifilament of more than three or three, they disperse distribution and are formed with staple fibre to organically combine separately, complex yarn can be the structure of staple fibre covered filament, also have long filament inside and outside can being concurrently and outer surface by the structure of long filament looping staple fibre, increase the brute force of yarn, ABRASION RESISTANCE and bending rigidity.This patent is that plurality of threads disperses with staple fibre compound, also cannot provide available protecting to staple fibre.The non-twist complex yarn of patent of Chen Yue and technology (patent No.: CN1441097A) non-twist complex yarn thereof are by long filament and non-twist staple fibre warp and melt the yarn be composited, and its fabric has unique single fiber and single thread compound structure.This patent is long filament and non-twist staple fibre and melts to be composited, and staple fibre can not get available protecting equally.Execute a kind of cabling twisted composite yarn cabling (number of patent application: 01124171.3) formed by synthetic fiber filament and staple fibre doubling twisting of patent of lintel Chinese parasol tree, the doubling twisting of complex yarn twist with the fingers to the sth. made by twisting of single thread to consistent, taken into account the advantage of long yarn and short fibre yarn performance.This patent is that long filament and staple fibre doubling twisting form, and staple fibre also cannot be effectively protected.
Summary of the invention
The object of this invention is to provide a kind of composite yarn being suitable for coated partially short, the on the weak side staple fibre yarn of filament layer.Another object of the present invention is to provide a kind of spinning method of above-mentioned composite yarn.Another object of the present invention is to provide a kind of application of above-mentioned spinning method.
In order to achieve the above object; a technical scheme of the present invention there is provided a kind of upper cover lower supporting type three axle system composite yarn; it is characterized in that: comprise the staple fibre yarn being positioned at sandwich layer; long filament is wrapped up in and is twined staple fibre yarn, is formed and clamps by the long filament being positioned at upper strata and lower floor the three axle system composite constructions that protection is positioned at the staple fibre yarn of sandwich layer.
Another technical scheme of the present invention there is provided a kind of spinning method of above-mentioned upper cover lower supporting type three axle system composite yarn, and it is characterized in that, step is:
Step 1, upper cover endless tow are after the twizzle of location, enter upper exhibition yarn roller from upper compartition point, under the effect of upper exhibition yarn roller, upper cover endless tow is launched the upper endless tow be laid on front upper roller gradually and is launched in district, then enter front roller nip and form upper cover filament layer, this is the first axle; Simultaneously, subiculum endless tow enters lower exhibition yarn roller from the lower compartition point of lower exhibition yarn roller after introducing twizzle, and under the effect of lower exhibition yarn roller, subiculum endless tow is launched the lower endless tow be laid on front bottom roll gradually and launched in district, then enter front roller nip and form subiculum filament layer, this is the second axle; Enter front roller nip by the staple fibre yarn through the drawing-down of apron roller draft by buncher again, this is the 3rd axle, forms the feeding of three axle systems;
Step 2, when upper cover filament layer, subiculum filament layer and staple fibre yarn export from front roller nip; upper cover filament layer covers staple fibre yarn from above; subiculum filament layer under hold staple fibre yarn; form three layers of fiber of the sandwich structure of clamping protection; under twisting effect; three layers of fiber shift, and form staple fibre yarn and are wrapped up in the above-mentioned composite yarn twined by two filament layers.
Preferably, described staple fibre yarn is the rove bar be made up of the conventional staple fibre of weaving, via the rear roller feeding on ring spinning frame, then obtains through the drawing-off of apron roller.
Preferably, described buncher be by drawing-off after staple fibre yarn boundling rounding, and location feeding described front roller nip.
Preferably, as ecological reusable edible, described upper cover endless tow and/or subiculum endless tow should be the long filament identical with described staple fibre yarn chemical composition, such as, be artificial fiber filament, synthetic fiber filament or natural silk etc.
Preferably, described location twizzle and described introducing twizzle are for guiding described upper cover endless tow and described subiculum endless tow centering feeding upper exhibition yarn roller and lower exhibition yarn roller thus carrying out compartition, and described location twizzle and described introducing twizzle all can do left and right horizontal and move centering.
Preferably, described upper exhibition yarn roller and described lower exhibition yarn roller are located at the rear side of described front upper roller and described front bottom roll respectively, and contact with described front bottom roll with described front upper roller respectively, thread groove is carved with on the surface of opening up yarn roller and described lower exhibition yarn roller on described, when described front upper roller and described front bottom roll drive described upper exhibition yarn roller and described lower exhibition yarn roller yarn feeding, upper cover endless tow and described subiculum endless tow are evenly launched along the thread groove on described upper exhibition yarn roller and described lower exhibition yarn roller surface, form described upper cover filament layer and described subiculum filament layer, the width of described upper cover filament layer and described subiculum filament layer is more than or equal to the width of described staple fibre yarn.
Another technical scheme of the present invention there is provided a kind of application of above-mentioned spinning method, it is characterized in that: for the spinning of protection that is ultrashort, that easily fall bits, easily flying cotton fibers and partially short, on the weak side reclaimed fibre, flexible smooth, a high composite yarn.
The principle of this patent and method are that a kind of device of design makes it to be separated into one filament layer to endless tow, i.e. silk screen, thus protect partially short or ultrashort, on the weak side or fragility at filament short-fiber composite spinning.Preparation method (the number of patent application: 201010042054.6) on the drafter of ring throstle of a kind of yarn with long and short fiber compound structure of patent of the people such as Zhang Tonghua, from the staple fibre rove yarn that flyer bobbin unwinding is got off, enter draw zone through yarn guiding horn and carry out drawing-off, at least three threads are from jaw before the parallel feeding in front roller rear end, converge at jaw place and rove yarn, produce the yarn with unique interior spatial structure and exterior surface configuration, strengthen the brute force of yarn, ABRASION RESISTANCE etc., this patent of invention is similar to the present invention in principle, but it is all different from the present invention in mechanism with method.
Simultaneously, about the patent report that endless tow compartition is one filament layer, patent continuous tow dispersing device (publication number: CN1811025A) as strong in horse is primarily of air separator and carding composition, hollow cylinder is had in air separator, its upper port has sub-wire chamber, and bottom surface, sub-wire chamber is the wire sub-panel being distributed with some passages, and combing groove is housed in carding, this gas separaion mode is not suitable for the spinning of staple fibre yarn, because can strengthen the disorder of flyings and yarn.Receiving/releasing volume Apparatus and method for (publication number: CN1884026A) that tow is decomposed into parallel filaments by the patent of Yu Mingwei is made up of point reed device and tenslator, tension force is controlled by tenslator, by the centrifugation of sub-wire reed, tow is resolved into parallel filaments, all not identical in mechanism, principle and method with patent of the present invention.What the patent bundle fiber of Joseph Lee Lifke divided is made up of from method and apparatus (METHOD AND APPARATUS FOR SPEREADING FIBER BUNDLES) (patent No.: US6049956) several dispersion drum, by the angle changing dispersion drum two ends disk, fibre bundle is scatter, the same with the present invention is also disperseed by fibre bundle by the effect of mechanical force, but all different in mechanism and method with the present invention, and many, the mechanical concertednesses of the method plant machinery parts require high.
Above-mentioned each correlation technique, one is all be object by the fiber that spinnability is outstanding, change spinning for the purpose of resultant yarn style and fancy or highly-branched, with of the present invention for spinnability difference or cannot to spin the spinning of fiber completely different at all; Its two, to open up yarn compound Spinning principle, mechanism and method all different from upper cover lower supporting type compartition of the present invention, and this protection composite spinning, are more suitable for the highly-branched of partially short fiber on the weak side, even superelevation branching spinning.
Feature of the present invention and beneficial effect are: on common fine spining machine, 1. only increase by two exhibition yarn devices, just solve partially short on the weak side, spinnability is poor or the spinning issue of the not high row yielding of fiber-spinnable, the bright and clean composite yarn of low filoplume amount, method is simple and direct, mechanism is practical, easy for installation, controllable; 2. can quickly and easily endless tow be launched into silk screen by adjustment exhibition yarn device and short fiber be wrapped up in and twine, to reach the stable of yarn formation structure; 3. can to realize not fiber-spinnable if kapok and reclaimed fibre are as the protection of the upper cover subiculum of the staple fibre yarn of noil, reach continuously, enhancing, low flyings, fall the spinning of hair and fluffing, certainly also be suitable for the spinning of higher of conventional fiber; 4. adopting and form identical homogeneity long filament with staple fibre and carry out composite spinning, is the mode of production of cycling and reutilization and the breakthrough of process technology; 5. the bright and clean composite yarn of gained, can be woven into clean mark, Stability Analysis of Structures, fracture strength and TEAR STRENGTH high, anti-fluffing and anti-pilling, wear-resisting, good luster, beautiful and comfortable fabric and meticulous high-grade fabric etc.
Accompanying drawing explanation
Fig. 1 is a kind of upper cover lower supporting type three axle system composite spinning mechanism side view;
Fig. 2 is a kind of upper cover lower supporting type three Zhou Xi composite spinning mechanism rearview;
Fig. 3 is a kind of upper cover lower supporting type three axle system's composite spinning twist triangle zone top view;
In figure: 1-upper cover type exhibition yarn device, wherein 11-locates twizzle; The upper compartition point of 12-; The upper endless tow of 13-launches district; 14-upper cover filament layer; 15-upper cover endless tow; 16-upper exhibition yarn roller; 2-lower supporting type exhibition yarn device, wherein 21-introduces twizzle; Compartition point under 22-; Under 23-, long filament launches district; 24-subiculum filament layer; 25-subiculum endless tow; Yarn roller is opened up under 26-; 3-staple fibre yarn; 4-buncher; 5-front upper roller; Bottom roll before 6-; 7-front roller nip; 8-composite yarn.
Detailed description of the invention
For making the present invention become apparent, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.Should be understood that these embodiments are only not used in for illustration of the present invention to limit the scope of the invention.In addition should be understood that those skilled in the art can make various changes or modifications the present invention, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the present invention's instruction.
A kind of upper cover lower supporting type three axle system provided by the invention composite yarn; it is characterized in that: comprise the staple fibre yarn being positioned at sandwich layer; long filament is wrapped up in and is twined staple fibre yarn, is formed and clamps by the long filament being positioned at upper strata and lower floor the three axle system composite constructions that protection is positioned at the staple fibre yarn of sandwich layer.In order to above-mentioned composite yarn of weaving, as shown in Figure 1 to Figure 3, on rear side of front upper, the bottom roll of general ring throstle, install upper cover type exhibition yarn device 1, holder formula exhibition yarn device 2 and a buncher 4 respectively, its spinning stage is:
Step 1, get a long filament bundled tube, by the upper cover endless tow 15 on it after the twizzle 11 of location, upper exhibition yarn roller 16 is entered from the upper compartition point 12 of upper exhibition yarn roller 16, under the effect of upper exhibition yarn roller 16, upper cover endless tow 15 is launched the upper endless tow be laid on front upper roller 5 gradually and is launched in district 13, then enter front roller nip 7 and form upper cover filament layer 14, this is the first axle.Simultaneously, get another long filament bundled tube, by the subiculum endless tow 25 on it after introducing twizzle 21, lower exhibition yarn roller 26 is entered from the lower compartition point 22 of lower exhibition yarn roller 26, under the effect of lower exhibition yarn roller 26, subiculum endless tow 25 is launched the lower endless tow be laid on front bottom roll 6 gradually and is launched in district 13, and then enter front roller nip 7 and form subiculum filament layer 24, this is the second axle.Enter front roller nip 7 by the staple fibre yarn 3 through the drawing-down of apron roller draft by buncher 4 again, this is the 3rd axle, thus forms the feeding of three axle systems.
Step 2, when upper cover filament layer 14, subiculum filament layer 24 and staple fibre yarn 3 export from front roller nip 7; upper cover filament layer 14 covers staple fibre yarn 3 from above; subiculum filament layer 24 under hold staple fibre yarn 3; form three layers of fiber of the sandwich structure of clamping protection; under twisting effect; three layers of fiber shift, and form staple fibre yarn 3 and are wrapped up in by two filament layers the composite yarn 8 twined.
Wherein, staple fibre yarn 3 is the rove bars be made up of the conventional staple fibre of weaving, via the rear roller feeding on ring spinning frame, then obtains through the drawing-off of apron roller.
Described buncher 4 be by drawing-off after staple fibre yarn 3 boundling rounding, and location feeding described front roller nip 7.
Described covered filament bundle 15 and subiculum endless tow 25 are the one in artificial fiber filament, synthetic fiber filament or natural silk.Preferably, described covered filament bundle 15 and subiculum endless tow 25 are the long filament identical with described staple fibre yarn 3 chemical composition.
Described location twizzle 11 and described introducing twizzle 21 are for guiding described upper cover endless tow 15 and described subiculum endless tow 25 centering feeding upper exhibition yarn roller 16 and lower exhibition yarn roller 26 thus carrying out compartition, and described location twizzle 11 and described introducing twizzle 21 all can do left and right horizontal and move centering.
Described upper exhibition yarn roller 16 and described lower exhibition yarn roller 26 are located at the rear side of described front upper roller 5 and described front bottom roll 6 respectively, and contact with described front bottom roll 6 with described front upper roller 5 respectively, thread groove is carved with on the surface of opening up yarn roller 16 and described lower exhibition yarn roller 26 on described, when described front upper roller 5 and described front bottom roll 6 drive described upper exhibition yarn roller 16 and described lower exhibition yarn roller 26 yarn feeding, upper cover endless tow 15 and described subiculum endless tow 25 are evenly launched along the thread groove on described upper exhibition yarn roller 16 and described lower exhibition yarn roller 26 surface, form described upper cover filament layer 14 and described subiculum filament layer 24, the width of described upper cover filament layer 14 and described subiculum filament layer 24 is more than or equal to the width of described staple fibre yarn 3.
Following specific embodiment 1 ~ 4 is to different fiber and line density thereof, namely selects different long filaments, different rove bars and different compositely proportionals and different composite yarning process parameter, i.e. tension force, ingot speed, the front roller rotating speed of long filament, the spinning twist.Carry out the spinning by bright and clean composite spinning mechanism of yarn upper cover lower supporting type three axle system of the present invention and method, and be spun into the bright and clean composite yarn of high.
Adopt one-sided filoplume counting method to measure the filoplume of composite yarn, the hairiness index (F) of the bright and clean composite yarn of gained, refers to that in unit length yarn, in single side face, extension elongation exceedes filoplume accumulative total (root/m) F=A+Be of certain preseting length
-Cl, l is the preselected protruding length (mm) of filoplume, and A, B, C are test constant; Fracture strength (P), considers that fiber thickness is different, represents the index of fiber opposing outside destroy ability, unit (cN/tex); Elongation at break ε=(L-L
0)/L
0=Δ L/L
0, wherein, L
0for former length, specimen length when L is tension failure, Δ L is absolute elongation value, the size of elongation strain ability when elongation at break represents Materials Fracture.
Embodiment 1: reuse cotton (noil) and viscose filament yarn
Adopt the upper cover lower supporting type three axle system compound spinning method for yarn of the present invention, two strands of viscose filament yarn bundles are carried out exhibition yarn by above-mentioned upper cover subiculum compartition exhibition yarn method, then carry out twisting compound at front roller nip place and reuse cotton fiber yarn, form bright and clean three axle system compound cotton yarns, concrete technology parameter is as shown in the table.The bright and clean composite yarn twining reuse noil staple fibre yarn is wrapped up in the clamping of the viscose filament yarn upper cover be spun into, subiculum, listed by the hairiness index of its resultant yarn, angle of twist, fracture strength, elongation at break and sliver fineness irregularity see the following form.Row yielding of wherein spinning is very high, all higher than 98.5%, represents flyings, falls the fiber loss such as bits, broken end seldom; Filoplume number is also little, represents that the fineness of resultant yarn is good; During thousand ingots, end breakage rate is less than 3, and be extremely low because of the continuous of long filament and protection, good spinnability and the working (machining) efficiency of the processing of expression resultant yarn are high.Spinning process is lost and flyings without obvious fiber, and Travellers, plate are clean, proves the validity of this clamping protection composite spinning.
Embodiment 2: undercoat and silk
Adopt the upper cover lower supporting type three axle system compound spinning method for yarn of the present invention, two strands of silk bundles are carried out exhibition yarn by above-mentioned upper cover subiculum compartition exhibition yarn method, then carry out twisting compound at front roller nip place and undercoat fiber strip, form bright and clean three axle system compound wool yarns, concrete technology parameter is as shown in the table.The bright and clean composite yarn twining undercoat fiber strip is wrapped up in the clamping of the silk upper cover be spun into, subiculum, listed by the hairiness index of its resultant yarn, angle of twist, fracture strength, elongation at break and sliver fineness irregularity see the following form.Row yielding of wherein spinning is very high, all higher than 98.5%, represents that flying the fiber such as hair, broken end loses seldom; Filoplume number is also little, represents that the fineness of resultant yarn is good; Anti-fluffing and anti-pilling reaches 4 grades, far above conventional 2 ~ 3 grades; During thousand ingots, end breakage rate is less than 2, and be extremely low because of the continuous of long filament and protection, good spinnability and the working (machining) efficiency of the processing of expression resultant yarn are high.Spinning process is lost and flyings without obvious fiber, and Travellers, plate are clean, proves the validity of this clamping protection composite spinning.
Embodiment 3: kapok/PTT long filament
Adopt the upper cover lower supporting type three axle system compound spinning method for yarn of the present invention, two bursts of PTT endless tows are carried out exhibition yarn by above-mentioned upper cover subiculum compartition exhibition yarn method, then carry out twisting compound at front roller nip place and bombax cotton yarn, form bright and clean three axle system wood composite cotton yarns, concrete technology parameter is as shown in the table.The bright and clean composite yarn twining kapok staple fibre yarn is wrapped up in the clamping of the PTT long filament upper cover be spun into, subiculum, listed by the hairiness index of its resultant yarn, angle of twist, fracture strength, elongation at break and sliver fineness irregularity see the following form.Row yielding of wherein spinning is very high, all higher than 98.5%, represents flyings, falls the fiber loss such as bits, broken end seldom; Filoplume number is also little, represents that the fineness of resultant yarn is good; During thousand ingots, end breakage rate is less than 3, and be extremely low because of the continuous of long filament and protection, good spinnability and the working (machining) efficiency of the processing of expression resultant yarn are high.Spinning process is lost and flyings without obvious fiber, and Travellers, plate are clean, proves the validity of this clamping protection composite spinning.
Embodiment 4: conventional cotton/polyester filament
Adopt the upper cover lower supporting type three axle system compound spinning method for yarn of the present invention, two strands of polyester filament bundles are carried out exhibition yarn by above-mentioned upper cover subiculum compartition exhibition yarn method, the staple fibre yarn then made at front roller nip place and conventional cotton carries out twisting compound, form bright and clean three axle system compound cotton yarns, concrete technology parameter is as shown in the table.The terylene upper cover be spun into and subiculum clamping are wrapped up in be wrapped and are covered the bright and clean composite yarn of cotton short fiber yarn, listed by the hairiness index of its resultant yarn, angle of twist, fracture strength, elongation at break and sliver fineness irregularity see the following form.Row yielding of wherein spinning is very high, all higher than 98.5%, represents flyings, falls the fiber loss such as bits, broken end seldom; Filoplume number is also little, represents that the fineness of resultant yarn is good; During thousand ingots, end breakage rate is less than 2, and be extremely low because of the continuous of long filament and protection, good spinnability and the working (machining) efficiency of the processing of expression resultant yarn are high.Spinning process is lost and flyings without obvious fiber, and Travellers, plate are clean, proves the validity of this clamping protection composite spinning.
Spinning upper cover lower supporting type three axle system's composite yarn composite spinning technological parameter and the index of quality
Claims (7)
1. the spinning method of a upper cover lower supporting type three axle system composite yarn; this upper cover lower supporting type three axle system composite yarn comprises the staple fibre yarn being positioned at sandwich layer; long filament is wrapped up in and is twined staple fibre yarn after launching tiling; formed and clamp by the long filament being positioned at upper strata and lower floor the three axle system composite constructions that protection is positioned at the staple fibre yarn of sandwich layer; it is characterized in that, step is:
Step 1, upper cover endless tow (15) are behind location twizzle (11), upper exhibition yarn roller (16) is entered from upper compartition point (12), under the effect of upper exhibition yarn roller (16), upper cover endless tow (15) is launched the upper endless tow be laid on front upper roller (5) gradually and is launched in district (13), then enter front roller nip (7) and form upper cover filament layer (14), this is the first axle; Simultaneously, subiculum endless tow (25) enters lower exhibition yarn roller (26) from the lower compartition point (22) of lower exhibition yarn roller (26) after introducing twizzle (21), under the effect of lower exhibition yarn roller (26), subiculum endless tow (25) is launched the lower endless tow be laid on front bottom roll (6) gradually and is launched in district (13), then enter front roller nip (7) and form subiculum filament layer (24), this is the second axle; Enter front roller nip (7) by the staple fibre yarn (3) through the drawing-down of apron roller draft by buncher (4) again, this is the 3rd axle, forms the feeding of three axle systems;
Step 2, when upper cover filament layer (14), subiculum filament layer (24) and staple fibre yarn (3) export from front roller nip (7); upper cover filament layer (14) covers staple fibre yarn (3) from above; subiculum filament layer (24) under hold staple fibre yarn (3); form three layers of fiber of the sandwich structure of clamping protection; under twisting effect; three layers of fiber shift, and form staple fibre yarn (3) and are wrapped up in the composite yarn (8) twined by two filament layers.
2. a kind of spinning method as claimed in claim 1, is characterized in that, described staple fibre yarn (3) is the rove bar be made up of the conventional staple fibre of weaving, via the rear roller feeding on ring spinning frame, then obtains through the drawing-off of apron roller.
3. a kind of spinning method as claimed in claim 1, is characterized in that, described buncher (4) be by drawing-off after staple fibre yarn (3) boundling rounding, and location feeding described front roller nip (7).
4. a kind of spinning method as claimed in claim 1, is characterized in that, as ecological reusable edible, described upper cover endless tow (15) and/or subiculum endless tow (25) should be the long filament identical with described staple fibre yarn (3) chemical composition.
5. a kind of spinning method as claimed in claim 1, it is characterized in that, described location twizzle (11) and described introducing twizzle (21) are for guiding described upper cover endless tow (15) and described subiculum endless tow (25) centering feeding upper exhibition yarn roller (16) and lower exhibition yarn roller (26) thus carrying out compartition, and described location twizzle (11) and described introducing twizzle (21) all can do left and right horizontal and move centering.
6. a kind of spinning method as claimed in claim 1, it is characterized in that, described upper exhibition yarn roller (16) and described lower exhibition yarn roller (26) are located at the rear side of described front upper roller (5) and described front bottom roll (6) respectively, and contact with described front bottom roll (6) with described front upper roller (5) respectively, thread groove is carved with on the surface of opening up yarn roller (16) and described lower exhibition yarn roller (26) on described, when described front upper roller (5) and described front bottom roll (6) drive described upper exhibition yarn roller (16) and described lower exhibition yarn roller (26) yarn feeding, upper cover endless tow (15) and described subiculum endless tow (25) are evenly launched along the thread groove on described upper exhibition yarn roller (16) and described lower exhibition yarn roller (26) surface, form described upper cover filament layer (14) and described subiculum filament layer (24), the width of described upper cover filament layer (14) and described subiculum filament layer (24) is more than or equal to the width of described staple fibre yarn (3).
7. an application for spinning method as claimed in claim 1, is characterized in that: for the spinning of protection that is ultrashort, that easily fall bits, easily flying cotton fibers and partially short, on the weak side reclaimed fibre, flexible smooth, a high composite yarn.
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NL127509C (en) * | 1963-11-05 | 1900-01-01 | ||
US3482389A (en) * | 1965-04-21 | 1969-12-09 | Teijin Ltd | Production of fancy yarn |
US3739566A (en) * | 1971-07-01 | 1973-06-19 | P Smith | Apparatus to produce yarn |
JPS4981646A (en) * | 1972-12-15 | 1974-08-06 | ||
JPH06248528A (en) * | 1993-02-22 | 1994-09-06 | Toray Ind Inc | Spun yarn and multicomponent spun yarn rich in surface variety and its production |
JP3296447B2 (en) * | 1993-03-03 | 2002-07-02 | 東洋紡績株式会社 | Composite yarn and method for producing the same |
JPH08246282A (en) * | 1995-03-16 | 1996-09-24 | Toray Ind Inc | Long and short conjugate yarn and its production |
JP2007270380A (en) * | 2006-03-31 | 2007-10-18 | Ogaki Fuso Spinning Co Ltd | Method for producing spun yarn and method for producing fabric |
CN101935898A (en) * | 2010-09-02 | 2011-01-05 | 湖北维新纺织股份有限公司 | Spinning method and device of high-elastic core-spun combined yarn |
DE102011116936A1 (en) * | 2010-11-29 | 2012-05-31 | Amann & Söhne GmbH & Co. KG | Yarn, in particular sewing or embroidery thread and method for producing such a yarn |
CN102304796B (en) * | 2011-08-23 | 2014-06-04 | 武汉纺织大学 | Three-axis symmetrical composite spinning process and equipment for high-elasticity composite yarn |
CN102312305B (en) * | 2011-08-23 | 2014-04-02 | 东华大学 | Three-axis-system composite spinning device and spinning method for tow-apt-to-fall staple |
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