CN102704124B - Three-shafting composite spinning method of constant-tension double-filament adjoining and twisting triangular zone and application thereof - Google Patents

Three-shafting composite spinning method of constant-tension double-filament adjoining and twisting triangular zone and application thereof Download PDF

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CN102704124B
CN102704124B CN201210215118.7A CN201210215118A CN102704124B CN 102704124 B CN102704124 B CN 102704124B CN 201210215118 A CN201210215118 A CN 201210215118A CN 102704124 B CN102704124 B CN 102704124B
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endless tow
yarn
staple fibre
spinning
axle
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CN102704124A (en
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于伟东
邓成亮
黄芳芳
杜赵群
于昊慧
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Donghua University
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Donghua University
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Abstract

The invention relates to a three-shafting composite spinning process of a constant-tension double-filament adjoining and twisting triangular zone and application thereof. The process comprises the steps of adopting a double-tension wheel to enable two beams of filaments to synchronize with the three-shafting in a way of adjoining left and right sides of a short fiber whisker strip via constant tension to be fed into a front roller through a beam concentrator; after outputting from a jaw of the front roller, wrapping the two beams of the filaments on the short fiber whisker strip in the twisting triangular zone to form a smooth composite yarn with the short fiber whisker strip wrapped by the double filaments basically in a no self-twisting manner. The process is simple and practical, can efficiently improve spinning efficiency and high branching of fibers with worse spinnability and reduce flying, scraps and fluffs in the spinning process, and is suitable for composite spinning of high-count smooth yarns and superfine yarns of shorter, weaker and ultra-short fibers.

Description

The two long filament of isostension is near three axle system compound spinning method and application of twist triangle zone
Technical field
The present invention relates to three axle system compound spinning method and the application thereof of the two long filament of a kind of isostension near twist triangle zone.
Background technology
The scarcity of fibre resources and petroleum-based energy, efficient, low consumption, ecology, cyclically utilizes existing fibre resources to become inevitable.Fiber is a kind of resource, can produce a large amount of staple fibres in textile process, and the textiles after the mankind use has again a large amount of fibrous matters to go out of use, and its reason is that these fibers are partially short or ultrashort, on the weak side or fragile.Tradition spinning thinks that these fibers are that difficulty is spun or cannot spin at all utilizations, say nothing of efficiently, low consumption, high-quality, the spinning of ultra-fine.
, there is cladded yarn, wrapped yarn, Siro-spun yarn, length/spinning method and product such as short Compound spinning, multiple shafting Compound spinning in the development of modern composite spinning technology.Filament short-fiber composite yarn (patent publication No.: CN101775679A) patent as a kind of in people such as Wang Qiang, the wherein monofilament of long filament more than three or three or multifilament, respective independence distributes and twists with staple fibre and combines, the structure of staple fibre covered filament can be formed, or the structure of long filament looping staple fibre, increase the brute force of yarn, ABRASION RESISTANCE and bending rigidity, this patent is the discrete same staple fibre compound of plurality of threads, can not effectively control Yarn filoplume.The manufacture method of the core-spun composite yarn of the staple fibre covered filament of Xue Yuan and device (patent publication No.: CN1372027A) thereof, spun out the core-spun composite yarn of the higher staple fibre covered filament of clad ratio by the simple transformation installing filament yarn tension control device and guide wheel on fine spining machine additional, have appearance style and the feel of short fiber yarn.In the non-twist complex yarn of Chen Yue and technology (patent publication No.: CN1441097A) thereof, adopt long filament and non-twist staple fibre through and the yarn of bond vitrified.A kind of cabling twisted composite yarn cabling (patent publication No.: CN1405383) of patent of executing lintel Chinese parasol tree is formed by synthetic fiber filament and staple fibre doubling twisting, 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.Preparation method (the number of patent application: 201010042054.6) patent of a kind of yarn with long and short fiber compound structure of the people such as Zhang Tonghua, on the drafter of ring throstle, 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 from front roller rear end with jaw before the parallel feeding of the spacing of 0.1 ~ 3mm, converge at jaw place and rove yarn, produce the yarn with unique interior spatial structure and exterior surface configuration.A kind of positioning spinning method of embedded system (patent publication No.: CN101492843) of Xu Weilin etc. is four axle system composite spinnings of the split of two long filament and two yarn.
Above-mentioned patent is all be object by the fiber that spinnability is outstanding, change spinning method for the purpose of resultant yarn style and fancy or highly-branched or device, and it effectively can not utilize staple fibre.
Summary of the invention
An object of the present invention is to provide the three axle system compound spinning methods of the two long filament of a kind of isostension near twist triangle zone, to realize the spinning of low consumption that is partially short, on the weak side or not fiber-spinnable, high-quality, highly-branched and superelevation branching.Another object of the present invention is to provide the application of this compound spinning method.
In order to achieve the above object, a technical scheme of the present invention there is provided the three axle system compound spinning methods of the two long filament of a kind of isostension near twist triangle zone, and it is characterized in that, step is:
Step 1, left endless tow and right endless tow guided the left straining pulley of pile warp through left twizzle respectively and guides after the right straining pulley of pile warp through right twizzle, form left endless tow by the front roller of buncher feeding ring spinning frame and right endless tow is protected at the folder of building a dam of staple fibre yarn both sides with isostension, the symmetrical synchronous three axle systems of mode near the staple fibre yarn left and right sides;
Step 2, after left endless tow and right endless tow go out the front roller nip of ring spinning frame, because of the effect of spinning twisting, left endless tow and right endless tow are wrapped up in staple fibre yarn in twist triangle zone and are twined, left endless tow is tended to hang and is swung under staple fibre yarn, form the subiculum to staple fibre yarn, right endless tow then enters staple fibre yarn, form the upper cover to staple fibre yarn, add and be positioned at middle staple fibre yarn, thus on being formed, in, that descends three axle series fiber bundles wraps up in entanglement structure, the two long filament of final formation is substantially without the bright and clean composite yarn certainly twisting with the fingers coated staple fibre yarn, described three axle systems refer to left endless tow, right endless tow and staple fibre yarn are respectively an axle, the front roller nip of synchronous feeding ring spinning frame.
Preferably, as ecological reusable edible, described left endless tow and/or described right endless tow should select the endless tow identical with described staple fibre yarn constituent.
Preferably, for convenience of processing, described left endless tow and described right endless tow should select the endless tow of same composition and identical thickness.
Such as, described left endless tow and/or described right endless tow can be artificial fiber filament, synthetic fiber filament or natural silk etc.
Preferably, described staple fibre yarn is fed via the rear roller on ring spinning frame by Manufactured rove bar, then obtains through middle roller drawing-off, and wherein, rove bar refers to and can spin the fiber strip processed before spinning.
Preferably, the shape, in the same size of described left straining pulley and described right straining pulley; The damping force size of described left straining pulley and described right straining pulley and right position Independent adjustable, it is identical that both export tension force; Described left straining pulley and described right straining pulley are respectively equipped with output groove, and the spacing between the center line of the output groove of left straining pulley and described right straining pulley is greater than the aperture of the delivery outlet of described buncher.
Preferably, described buncher is flaring buncher, and the form of its delivery outlet is oval, and the aperture of the delivery outlet of described buncher refers to the diameter of oval horizontal long axis; Described buncher can move left and right thus determine the centering of described staple fibre yarn axis, and ensures that the symmetry of described left endless tow and described right endless tow is near feeding.
Another technical scheme of the present invention there is provided the two long filament of a kind of above-mentioned isostension near the application of three axle system compound spinning methods of twist triangle zone, it is characterized in that: for partially short, on the weak side, that height that is superbhort fiber props up bright yarn and ultra fine yarn composite spinning.
Principle of the present invention is that the symmetrical straining pulley of employing two introduces the long filament of isostension in buncher, and makes the symmetrical both sides being close proximity to staple fibre yarn of the isostension long filament of feeding with moving left and right of buncher, forms three axle system composite spinnings of clamping protection.Technical problem to be solved be partially short, on the weak side or not fiber-spinnable in spinning process continuously, efficient, high-quality and anti-flyings, fall bits, the ramuscule of fluffing and ultra-fine composite spinning technology.
To take protection equally, be suitable for the composite spinning of partially short fiber on the weak side, there are the three axle system composite spinning techniques to the protection of carbon fiber symmetry and the purposes (patent publication No.: CN102358970A) of Yu Weidong etc., a kind of symmetrical composite spinning technique of three axle systems of high-tension composite yarn and equipment (patent publication No.: CN102304796A) thereof, the composite spinning device of the coated rigid fiber long filament of chemical-fibres filaments and spinning method (patent publication No.: CN102296389A), a kind of three axle system composite spinning devices and spinning method (patent publication No.: CN102312305A) easily falling to consider to be worth doing staple fibre, the spinning method of the symmetrical coated rigid fiber long filament of staple fibre bundle and device for spinning (patent publication No.: CN102330235A), the non-three axle system composite spinning techniques (patent publication No.: CN102358971A) waiting Rendezvous Point cashmere-coverage-rate, porous flared feeder, preparation and uses thereof (patent publication No.: CN1587462) etc., though protection conceptive have similar, but in the mechanism of Compound spinning, all there is difference in Principle Method and purposes, especially said method is all that endless tow and staple fibre bundle are separated from each other, the non-spinning near protection.
The invention has the advantages that: 1. only on common fine spining machine, increase by two straining pulleys, a buncher and two twizzles, 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. the damping of two straining pulleys can be regulated quickly and easily to reach the output of isostension; Can regulate quickly and easily the symmetric position of two straining pulleys and spacing reach symmetrical near feeding; The position of buncher can be regulated quickly and easily and coordinate with thread-tension and reach two long filament to the symmetry of staple fibre yarn near clamping, finally realize the composite spinning that is stable and efficient, high-quality of yarn formation structure; What 3. can realize not fiber-spinnable and reclaimed fibre yarn is left and right near obstruct protection, reaches continuously, enhancing, low flyings, falls the spinning of hair and fluffing; 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 the three axle system composite spinning process schematic representations of the two long filament of isostension near twist triangle zone;
Fig. 2 is the three axle system composite spinning technique top views of the two long filament of isostension near twist triangle zone;
Fig. 3 is that the two long filament of isostension intercepts near twist triangle zone and twist triangle zone is wrapped up in and twined structural representation.
In figure: the left endless tow of 1-; The right endless tow of 2-; 3-staple fibre yarn; The left straining pulley of 4-; The right straining pulley of 5-; 6-buncher; 7-front roller nip; The bright and clean composite yarn of 8-; 9-front roller; 10-middle roller; 11-rear roller; The left twizzle of 12-; The right twizzle of 13-, wherein A is subiculum, and B is upper cover, and C is twist triangle zone.
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.
As shown in Figures 1 and 2, first, the reel cage of general ring throstle is installed left straining pulley 4 and right straining pulley 5, left twizzle 12 and right twizzle 13 and a buncher 6.Adjust the damping of left straining pulley 4 and right straining pulley 5, equal with the suitable tension and tension force that ensure two endless tows; Adjust the right position of left straining pulley 4 and right straining pulley 5, left twizzle 12 and right twizzle 13 and a buncher 6 respectively, make two endless tows be symmetrical in staple fibre yarn, with ensure two long filaments to staple fibre yarn near clamping and intercept protective effect.
Step 1, get a rove cylinder and get two tube length silk cylinders, be hung in rove tub.The first step, by left endless tow 1 and right endless tow 2, guide the left straining pulley of pile warp 4 through left twizzle 12 respectively and guide after the right straining pulley 5 of pile warp through right twizzle 13, with isostension, the symmetrical mode near staple fibre yarn 3 left and right sides, synchronous three axle systems ground feed front roller 9 by buncher 6, form left endless tow 1 and right endless tow 2 is protected at the folder of building a dam of staple fibre yarn 3 both sides;
Step 2, after three axle systems go out front roller nip 7, because of the effect of spinning twisting, left endless tow 1 and right endless tow 2 to be wrapped up in staple fibre yarn at twist triangle zone C and are twined, left endless tow 1 is tended to hang and is swung under staple fibre yarn, form the subiculum A to staple fibre yarn 3, right endless tow 2 then enters staple fibre yarn 3, form the upper cover B to staple fibre yarn 3, add and be positioned at middle staple fibre yarn 3, thus form upper, middle and lower three axle series fiber bundles wrap up in entanglement structure, finally form two long filament substantially without the bright and clean composite yarn 8 certainly twisting with the fingers coated staple fibre yarn.
Wherein, the shape, in the same size of described left straining pulley 4 and described right straining pulley 5; The damping force size of described left straining pulley 4 and described right straining pulley 5 and right position Independent adjustable, it is identical that both export tension force; Described left straining pulley 4 and described right straining pulley 5 are respectively equipped with output groove, and the spacing between the center line of the output groove of left straining pulley 4 and described right straining pulley 5 is greater than the aperture of the delivery outlet of described buncher 6.
Buncher 6 is flaring buncher, and the form of its delivery outlet is oval, and the aperture of the delivery outlet of described buncher 6 refers to the diameter of oval horizontal long axis; Described buncher 6 can move left and right thus determine the centering of described staple fibre yarn 3 axis, and ensures that the symmetry of described left endless tow 1 and described right endless tow 2 is near feeding.
Following specific embodiment 1 ~ 4 is to different fiber and line density thereof and length, namely selects different long filaments and different rove bars and different compositely proportionals; Different composite yarning process parameter, i.e. tension force, spacing, the Tension Difference of long filament, ingot speed, front roller rotating speed, the spinning twist.Carry out by the three axle systems composite spinning technique spinning of the two long filament of isostension of the present invention near twist triangle zone, and be spun into the bright and clean composite yarn 8 of high.Every thousand ingot end breakage rate hourly when thousand ingots (individual /) in record spinning.According to spinning rove bar and the quality of long filament and the quality of final resultant yarn, calculate the row yielding of spinning.USTER instrument is adopted to measure the bar evenness (CV%) of resultant yarn.Adopt one-sided filoplume counting method to measure the filoplume of composite yarn, the hairiness index (F) of the bright and clean composite yarn 8 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.
Adopt tensometer, measure the fracture strength (cN/tex) of resultant yarn; 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.Concrete enforcement and real data are following and see the following form.
Embodiment 1: spinning reuse cotton/viscose filament yarn composite yarn
Choose the cotton rove bar of reuse and two viscose filament yarns carry out three axle system high grade yarn composite spinnings, first form reuse cotton short fiber yarn 3, then by buncher 6 from the cotton rove bar of reuse under unwinding rove cylinder through the drawing-off of rear roller 11 and middle roller 10; , viscose filament yarn 1 and viscose filament yarn 2 are got off from unwinding long filament cylinder meanwhile, be around in left straining pulley 4 respectively through left twizzle 12 and be around in right straining pulley 5 through right twizzle 13, then symmetrical by buncher 6; Again left viscose filament yarn, right viscose filament yarn and reuse cotton short fiber yarn three axle system are synchronously fed in the jaw of front roller 9, form the build a dam clamping protection of viscose filament yarn in the cotton yarn both sides of reuse; After this three beams ribbon exports front roller nip 7, under the effect of twisting, form twist triangle zone C, make left viscose filament yarn form subiculum A, right viscose filament yarn formation upper cover B and be positioned at the reuse cotton short fiber yarn at middle part, as shown in Figure 3; Along with the torsion of twisting, viscose filament yarn is wrapped up in and is entangled in outside reuse cotton short fiber yarn, makes high (65S) bright and clean compound cotton yarn.Because compound ratio is 33.12%, so the coverage actual measurement of surperficial viscose filament yarn is 45.2%.Concrete composite spinning technological parameter, the basic effect of spinning process and the index of quality of resultant yarn, as shown in the following chart.Row yielding of wherein spinning is very high, 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 extremely low because of the continuous of long filament and protection, and 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 the clamping protection composite spinning technique to partially short reuse cotton fiber on the weak side like this.
Embodiment 2: spinning local hair/chinlon filament composite yarn
Choose a local hair rove bar and two chinlon filaments carry out three axle system high grade yarn composite spinnings, first form local hair staple fibre yarn 3, then by buncher 6 from local hair rove bar under unwinding rove cylinder through the drawing-off of rear roller 11 and middle roller 10; , left chinlon filament and right chinlon filament are got off from unwinding long filament cylinder meanwhile, be around in left straining pulley 4 respectively through left twizzle 12 and be around in right straining pulley 5 through right twizzle 13, then symmetrical by buncher 6; Again left chinlon filament, right chinlon filament and local hair staple fibre yarn three axle system are synchronously fed in the jaw of front roller 9, form the build a dam clamping protection of chinlon filament in local hair yarn both sides; After this three beams ribbon exports front roller nip 7, under the effect of twisting, form twist triangle zone C, make left chinlon filament form subiculum A, right chinlon filament formation upper cover B and be positioned at the local hair staple fibre yarn at middle part, as shown in Figure 3; Along with the torsion of twisting, chinlon filament is wrapped up in and is entangled in outside local hair staple fibre yarn, makes high (88S) bright and clean compound wool yarn.Because compound ratio is 38.44%, it is 36.6% that high-tension makes the coverage of surperficial chinlon filament survey.Concrete composite spinning technological parameter, the basic effect of spinning process and the index of quality of resultant yarn, as shown in the following chart.Row yielding of wherein spinning is very high, 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 extremely low because of the continuous of long filament and protection, and 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 the clamping protection composite spinning technique to partially short local hair fiber on the weak side like this.
Embodiment 3: spinning reuse cashmere/silk composite yarn
Choose a reuse cashmere rove bar and two silks to carry out three axle systems and surpass fine-count yarn composite spinning, first form reuse cashmere staple fibre yarn, then by buncher 6 from reuse cashmere rove bar under unwinding rove cylinder through the drawing-off of rear roller 11 and middle roller 10; , left silk and right silk are got off from unwinding long filament cylinder meanwhile, be around in left straining pulley 4 respectively through left twizzle 12 and be around in right straining pulley 5 through right twizzle 13, then symmetrical by buncher 6; Again left silk, right silk and reuse cashmere staple fibre yarn three axle system are synchronously fed in the jaw of front roller 9, form the build a dam clamping protection of silk in reuse cashmere yarn both sides; After this three beams ribbon exports front roller nip 7, under the effect of twisting, form twist triangle zone C, make left silk form subiculum A, right silk formation upper cover B and be positioned at the reuse cashmere staple fibre yarn at middle part, as shown in Figure 3; Along with the torsion of twisting, silk is wrapped up in and is entangled in outside reuse cashmere staple fibre yarn, makes ultra-fine (110S) bright and clean compound cashmere yarn.Because compound ratio is 13.15%, so making the coverage of surperficial silk survey is 14.5%.Basic effect in concrete composite spinning technological parameter, spinning process and the index of quality of resultant yarn, as shown in the following chart.Row yielding of wherein spinning is very high, 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 extremely low because of the continuous of long filament and protection, and 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 the clamping protection composite spinning technique to partially short reuse cashmere fiber on the weak side like this.
Embodiment 4: spinning cotton/polyester filament composite yarn
Choose a cotton rove bar and two polyester filaments to carry out three axle systems and surpass fine-count yarn composite spinning, first form cotton short fiber yarn from cotton rove bar under unwinding rove cylinder through the drawing-off of rear roller 11 and middle roller 10, then by buncher 6; , left polyester filament and right polyester filament are got off from unwinding long filament cylinder meanwhile, be around in left straining pulley 4 respectively through left twizzle 12 and be around in right straining pulley 5 through right twizzle 13, then symmetrical by buncher 6; Again left polyester filament, right polyester filament and cotton short fiber yarn three axle system are synchronously fed in the jaw of front roller 9, form the build a dam clamping protection of polyester filament in cotton yarn both sides; After this three beams ribbon exports front roller nip 7, under the effect of twisting, form twist triangle zone C, make left polyester filament form subiculum A, right polyester filament formation upper cover B and be positioned at the cotton short fiber yarn at middle part, as shown in Figure 3; Along with the torsion of twisting, polyester filament is wrapped up in and is entangled in outside cotton short fiber yarn, makes ultra-fine (120S) bright and clean compound cotton yarn.Because compound ratio is 61.02%, it is 69.6% that high-tension makes the coverage of surperficial polyester filament survey.Concrete composite spinning technological parameter, the basic effect of spinning process and the index of quality of resultant yarn, as shown in the following chart.Row yielding of wherein spinning is very high, 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 extremely low because of the continuous of long filament and protection, and 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 the clamping protection composite spinning technique to partially short cotton fiber like this.
The two long filament of isostension is near three axle system composite spinning technological parameter and yarn quality indexs of twist triangle zone
Note: embodiment 1 (cotton) and 3 (wool types) belong to the spinning of ultrashort fiber on the weak side, conventional spinning is extremely difficult maybe cannot be carried out.

Claims (6)

1. the two long filament of isostension is near three axle system compound spinning methods of twist triangle zone, and it is characterized in that, step is:
Step 1, left endless tow (1) and right endless tow (2) guided the left straining pulley of pile warp (4) through left twizzle (12) respectively and guides after the right straining pulley of pile warp (5) through right twizzle (13), form left endless tow (1) with isostension, the synchronous three axle systems ground of the symmetrical mode near staple fibre yarn (3) left and right sides by the front roller (9) of buncher (6) feeding ring spinning frame and right endless tow (2) is protected at the folder of building a dam of staple fibre yarn (3) both sides;
Step 2, go out the front roller nip (7) of ring spinning frame in left endless tow (1) and right endless tow (2) after, because of the effect of spinning twisting, left endless tow (1) and right endless tow (2) to be wrapped up in staple fibre yarn (3) at twist triangle zone (C) and are twined, left endless tow (1) is tended to hang and is swung under staple fibre yarn, form the subiculum (A) to staple fibre yarn (3), right endless tow (2) then enters staple fibre yarn (3), form the upper cover (B) to staple fibre yarn (3), add and be positioned at middle staple fibre yarn (3), thus on being formed, in, that descends three axle series fiber bundles wraps up in entanglement structure, the two long filament of final formation is substantially without the bright and clean composite yarn (8) certainly twisting with the fingers coated staple fibre yarn, described three axle systems refer to left endless tow (1), right endless tow (2) and staple fibre yarn (3) are respectively an axle, the front roller nip (7) of synchronous feeding ring spinning frame.
2. the two long filament of a kind of isostension as claimed in claim 1 is near three axle system compound spinning methods of twist triangle zone, it is characterized in that, as ecological reusable edible, described left endless tow (1) and/or described right endless tow (2) should select the endless tow identical with described staple fibre yarn (3) constituent.
3. the two long filament of a kind of isostension as claimed in claim 1 is near three axle system compound spinning methods of twist triangle zone, it is characterized in that, for convenience of processing, described left endless tow (1) and described right endless tow (2) should select the endless tow of same composition and identical thickness.
4. the two long filament of a kind of isostension as claimed in claim 1 is near three axle system compound spinning methods of twist triangle zone, it is characterized in that, described staple fibre yarn (3) is fed via the rear roller (11) on ring spinning frame by Manufactured rove bar, obtain through middle roller (10) drawing-off again, wherein, rove bar refers to and can spin the fiber strip processed before spinning.
5. the two long filament of a kind of isostension as claimed in claim 1 is near three axle system compound spinning methods of twist triangle zone, it is characterized in that, the shape of described left straining pulley (4) and described right straining pulley (5), in the same size; The damping force size of described left straining pulley (4) and described right straining pulley (5) and right position Independent adjustable, it is identical that both export tension force; Described left straining pulley (4) and described right straining pulley (5) are respectively equipped with output groove, and the spacing between the center line of the output groove of left straining pulley (4) and described right straining pulley (5) is greater than the aperture of the delivery outlet of described buncher (6).
6. the two long filament of a kind of isostension as claimed in claim 1 is near three axle system compound spinning methods of twist triangle zone, it is characterized in that, described buncher (6) is flaring buncher, the form of its delivery outlet is oval, and the aperture of the delivery outlet of described buncher (6) refers to the diameter of oval horizontal long axis; Described buncher (6) can move left and right thus determine the centering of described staple fibre yarn (3) axis, and ensures that the symmetry of described left endless tow (1) and described right endless tow (2) is near feeding.
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CN105040206B (en) * 2015-03-27 2018-10-30 江南大学 The four component similarities and differences walk the method and device of drawing-off regulation and control yarn linear density and blending ratio
CN104762713B (en) * 2015-03-27 2018-10-30 江南大学 The three component similarities and differences walk the method and device of drawing-off regulation and control yarn linear density and blending ratio
CN104711720B (en) * 2015-03-27 2017-03-01 江南大学 The three component similarities and differences walk the method and device that two grades of drawing-offs spin many color bunchy yarns
CN105401293B (en) * 2015-11-25 2017-09-08 浙江昊能科技有限公司 A kind of novel fancy yarn and its production method
CN105506794B (en) * 2015-12-24 2018-09-14 嘉兴学院 Three rove polymerizations of one kind and three rove set device assemblies
CN106480566B (en) * 2016-09-21 2018-09-25 武汉纺织大学 A kind of Siro-spinning method of nano-micro scale enhancing short fibre into yarn
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CN109487392A (en) * 2018-11-28 2019-03-19 Tvn 投资有限公司 Yarn and its preparation facilities and method
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