CN114717701B - Blended yarn and preparation method and application thereof - Google Patents
Blended yarn and preparation method and application thereof Download PDFInfo
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- CN114717701B CN114717701B CN202210322891.7A CN202210322891A CN114717701B CN 114717701 B CN114717701 B CN 114717701B CN 202210322891 A CN202210322891 A CN 202210322891A CN 114717701 B CN114717701 B CN 114717701B
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/082—Melt spinning methods of mixed yarn
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/70—Constructional features of drafting elements
- D01H5/72—Fibre-condensing guides
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/40—Yarns in which fibres are united by adhesives; Impregnated yarns or threads
- D02G3/402—Yarns in which fibres are united by adhesives; Impregnated yarns or threads the adhesive being one component of the yarn, i.e. thermoplastic yarn
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/44—Yarns or threads characterised by the purpose for which they are designed
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2503/00—Domestic or personal
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a blended yarn and a preparation method and application thereof, and the preparation method of the blended yarn comprises the following steps: in the process of sirospun spinning, a sirospun spinning method is adopted to carry out sirospun drafting twisting on a plurality of roving strips for a plurality of times to obtain sirospun primary yarns, so that the sirospun primary yarns and fiber bundles which are spun by melt spinning and are not completely cooled are twisted, and at least one sirospun drafting twisting is carried out together to obtain blended yarns; in the stranding process, the fiber bundles which are not cooled completely bond the siro spun yarns through the surface which is softened and adhered, the method adopts siro spun yarns, overcomes the defects existing in the conventional siro spun yarns, reduces the breakage phenomenon of single yarn strands in the siro spun process, and the manufactured blended yarns have better effects in the aspects of strength, wear resistance, hairiness and the like.
Description
Technical Field
The invention belongs to the technical field of textile technology, and particularly relates to a blended yarn and a preparation method and application thereof.
Background
The siro spinning is to feed a plurality of rovings with certain spacing on a spinning frame, after multiple drafting and twisting, the single yarn strands are output by a front roller, and a small amount of twist is carried on the single yarn strands due to the transmission of the twist, the single yarn strands are spliced and further twisted into yarn similar to a twisted yarn, and the yarn is wound on a bobbin.
Disclosure of Invention
The invention aims to solve the technical problems of overcoming the defects in the prior art and providing a novel preparation method of blended yarn, which adopts siro spinning but overcomes the defects existing in the conventional siro spinning, reduces the breakage phenomenon of single yarn strands in the siro spinning process, and obtains better effects in the aspects of strength, wear resistance, hairiness and the like.
The invention also provides the blended yarn prepared by the method.
The invention also provides application of the blended yarn prepared by the method in preparing clothing articles and home textile articles.
In order to solve the technical problems, the invention adopts the following technical scheme: a method of making a blended yarn comprising:
in the process of sirospun spinning, a sirospun spinning method is adopted to carry out sirospun drafting twisting on a plurality of roving strips for a plurality of times to obtain sirospun primary yarns, then the sirospun primary yarns are twisted with fiber bundles which are spun by melt spinning and are not completely cooled, and at least one sirospun drafting twisting is carried out together to obtain blended yarns; the surface of the fiber bundle which is not cooled completely is in a softened and adhered state, the fiber bundle which is not cooled completely is adhered with the siro spinning primary yarn in the stranding process, and the siro spinning drafting and twisting are performed through a rubber roller and a roller.
According to some preferred aspects of the present invention, the sirospun spinning method is performed by using a sirospun spinning device, the sirospun spinning device comprises a back drafting zone, a middle drafting zone, a front drafting zone and a yarn forming zone which are sequentially arranged, the back drafting zone comprises a back rubber roller and a back roller, the middle drafting zone comprises a middle rubber roller, a middle roller, an upper leather ring arranged on the middle roller and a lower leather ring arranged on the middle rubber roller, the front drafting zone comprises a front rubber roller and a front roller, and the yarn forming zone comprises a yarn guide hook, a steel wire ring and a yarn collecting pipe;
the sirospun spinning method comprises the following steps: the back rubber roller and the back roller are adopted to carry out first sirospun drafting twisting on the roving strips, the middle rubber roller, the middle roller, the upper leather collar and the lower leather collar are adopted to carry out second sirospun drafting twisting, and the front rubber roller and the front roller are adopted to carry out third sirospun drafting twisting;
wherein, after the second sirospun drafting twisting, the sirospun primary yarn is obtained;
when the third siro spinning draft twisting is performed, the siro spun yarn and the fiber bundle spun by melt spinning and not cooled completely are twisted together and the third siro spinning draft twisting is performed.
In some embodiments of the invention, the front rubber roll has a pressure of 130-160N, the middle rubber roll has a pressure of 110-140N, and the rear rubber roll has a pressure of 110-150N. Further, the pressure of the front rubber roller is 135-152N, the pressure of the middle rubber roller is 116-134N, and the pressure of the rear rubber roller is 119-139N.
According to some preferred aspects of the invention, the fiber bundle is obtained by: and spinning a plurality of fibers by adopting a melt spinning machine, cooling the fibers to a first temperature by adopting a cooling mechanism, and bundling and drafting the fibers by adopting a stretching mechanism to obtain the fiber bundle.
In some embodiments of the present invention, the cooling mechanism uses an air cooling mode to cool.
In some embodiments of the invention, the stretching mechanism is a slot air-flow stretching, also known as a slot stretching device, which draws the spun fibers toward each other and into a stretch under the influence of an air-cooled air flow.
Further, the air-cooling mode is adjusted in air-blowing temperature and air-blowing rate according to the material quality of the blended raw materials, for example, the air-blowing temperature can be 15-30 ℃, and the air-blowing rate can be 0.1-5m/s. Still further, in some embodiments of the present invention, the blowing temperature may be 20-25℃and the blowing rate may be 0.1-3m/s.
According to some preferred aspects of the present invention, the temperature of the fiber bundle at the time of stranding with the siro spun yarn is controlled to be a second temperature, and when the temperature of the fiber bundle is at the second temperature, the surface of the fiber bundle is in a softened and adhered state.
According to some preferred aspects of the invention, the difference between the first temperature and the second temperature is controlled to be 0-5 ℃.
According to some preferred aspects of the invention, the method for preparing the blended yarn further comprises setting a temperature control system for monitoring the temperature of the fiber bundles, wherein the temperature control system comprises a first monitoring mechanism and a second monitoring mechanism which are respectively used for monitoring the temperature of the fiber bundles in real time, the first monitoring mechanism is used for monitoring the first temperature, and the second monitoring mechanism is used for monitoring the second temperature.
According to some preferred aspects of the invention, the melt spun fibers comprise 1 to 40% by mass of the blend.
In some embodiments of the invention, the melt spun fibers comprise 1-35% by mass of the blend; or, in the blended yarn, the fiber spun by melt spinning accounts for 1-30% by mass percent; or, in the blended yarn, the fiber spun by melt spinning accounts for 1-25% by mass percent; or, in the blended yarn, the fiber spun by melt spinning accounts for 1-20% by mass percent; or, in the blended yarn, the fiber spun by melt spinning accounts for 1-15% by mass percent; or, in the blended yarn, the fiber spun by melt spinning accounts for 1-10% by mass percent; or, in the blended yarn, the fiber spun by melt spinning accounts for 2-25% by mass percent.
According to some preferred and specific aspects of the present invention, the fiber bundles are made of polyester fibers and/or polyamide fibers, and the sirospun spun yarns are made of cotton fibers.
In some embodiments of the present invention, the polyester fiber is a low-melting polyester fiber, for example, a polyester fiber having a melting temperature of 110-140 ℃.
In some embodiments of the present invention, the polyamide fibers may be selected from polyamide fibers having a melting temperature of 125-135 ℃.
In some embodiments of the invention, the method of making the blended yarn is performed using a production system comprising:
the production system comprises a siro spinning device and a melt spinning device;
the sirospun spinning device comprises a back drafting zone, a middle drafting zone, a front drafting zone and a yarn forming zone which are sequentially arranged, wherein the back drafting zone comprises a back rubber roller and a back roller, the middle drafting zone comprises a middle rubber roller, a middle roller, an upper leather ring arranged on the middle roller and a lower leather ring arranged on the middle rubber roller, the front drafting zone comprises a front rubber roller and a front roller, and the yarn forming zone comprises a yarn guide hook, a steel wire ring and a yarn collecting pipe;
the melt spinning device comprises a melt spinning machine, a cooling mechanism, a stretching mechanism and a temperature control system; the melt spinning machine comprises a spinneret plate, a cooling mechanism is arranged between the spinneret plate and a stretching mechanism, a temperature control system comprises a first monitoring mechanism and a second monitoring mechanism which are respectively used for monitoring the temperature of a fiber bundle in real time, the first monitoring mechanism is arranged on the stretching mechanism, and the second monitoring mechanism is arranged in a front stretching zone.
The invention provides another technical scheme that: a blended yarn prepared by the preparation method.
The invention provides another technical scheme that: the blended yarn is applied to the preparation of clothing articles and home textile articles.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages:
the invention innovatively provides a novel method for preparing blended yarn, which combines a melt spinning method on the basis of a sirospun spinning method, specifically, a fiber bundle spun by melt spinning is introduced in the process of sirospun spinning, and is not completely cooled, so that the fiber bundle is used as an adhesive, the fiber bundle is not completely cooled and still in a softened and adhered state on the surface, the fiber bundle becomes a relatively slender primary yarn after multiple drafting and twisting in the conventional sirospun spinning process is effectively adhered and stably, and meanwhile, the fiber spun by melt spinning is combined to carry out common drafting and twisting, so that the broken end phenomenon of single yarn whisker in the sirospun spinning process is reduced, and the prepared blended yarn has better effects in the aspects of strength, wear resistance, evenness, hairiness quantity and the like. In addition, the method does not reduce the spinning efficiency of sirospun, but improves the spinning efficiency, namely reduces the production cost, and lays a foundation for large-scale application.
Drawings
FIG. 1 is a schematic process flow diagram of a method for preparing a blended yarn according to an embodiment of the present invention;
wherein, 1, a cotton sliver; 2. a conducting strip port; 3. a rear rubber roller; 4. a rear roller; 5. a middle rubber roller; 6. middle roller; 7. an upper leather collar; 8. a lower apron; 9. a melt spinning machine; 91. a spinneret plate; 10. a cooling mechanism; 11. a stretching mechanism; 12. a front rubber roller; 13. a front roller; 14. a yarn guiding hook; 15. a bead ring; 16. and (5) collecting the yarns.
Detailed Description
The above-described aspects are further described below in conjunction with specific embodiments; it should be understood that these embodiments are provided to illustrate the basic principles, main features and advantages of the present invention, and that the present invention is not limited by the scope of the following embodiments; the implementation conditions employed in the examples may be further adjusted according to specific requirements, and the implementation conditions not specified are generally those in routine experiments.
In the following, unless otherwise specified, all starting materials are essentially commercially available or prepared by methods conventional in the art.
Example 1
This example provides a blend yarn and a method of making the same. The preparation method of the blended yarn comprises the following steps: in the process of sirospun spinning, a sirospun spinning method is adopted to carry out sirospun drafting twisting on a plurality of roving strips for a plurality of times to obtain sirospun primary yarns, then the sirospun primary yarns are twisted with fiber bundles which are spun by melt spinning and are not completely cooled, and at least one sirospun drafting twisting is carried out together to obtain blended yarns; the surface of the fiber bundle which is not cooled completely is in a softened and adhered state, and in the stranding process, the fiber bundle which is not cooled completely is adhered with the siro spinning initial yarn, and the siro spinning drafting and twisting are performed through a rubber roller and a roller.
Specifically, the preparation method of the blended yarn of this example combines the sirospun spinning method and the melt spinning method. The siro spinning method adopts cotton as a raw material, and the melt spinning method adopts polyester as a raw material, specifically adopts polyester fiber slices (purchased from Dongguan Yide Fa, brand 530NC 010) with the melting temperature of 140 ℃ as the raw material, and simultaneously controls the blending ratio to be 7% (namely, the mass percent of the polyester fiber spun by the melt spinning accounts for 7 percent in the blended yarn).
In practice, the preparation method of the blended yarn of this example is performed by a production system in which the siro spinning method is performed by a siro spinning device and the melt spinning method is performed by a melt spinning device; specifically, the production system comprises a siro spinning device and a melt spinning device;
the siro spinning device comprises a back drafting zone, a middle drafting zone, a front drafting zone and a yarn forming zone which are sequentially arranged, wherein the back drafting zone comprises a back rubber roller, a back roller and a sliver guide port, the middle drafting zone comprises a middle rubber roller, a middle roller, an upper leather ring arranged on the middle roller and a lower leather ring arranged on the middle rubber roller, the front drafting zone comprises a front rubber roller and a front roller, and the yarn forming zone comprises a yarn guide hook, a steel wire ring and a yarn collecting pipe;
the melt spinning device comprises a melt spinning machine, a cooling mechanism, a stretching mechanism and a temperature control system; the melt spinning machine comprises a spinneret plate, a cooling mechanism is arranged between the spinneret plate and a stretching mechanism, the spinneret plate and the cooling mechanism are respectively arranged above a front rubber roller, a temperature control system comprises a first monitoring mechanism and a second monitoring mechanism which are respectively used for monitoring the temperature of a fiber bundle in real time, the first monitoring mechanism is arranged on the stretching mechanism, the second monitoring mechanism is arranged in a front stretching zone, the second monitoring mechanism is specifically arranged on the front rubber roller, and the first monitoring mechanism and the second monitoring mechanism respectively comprise a temperature sensor.
The fiber bundles were obtained as follows: and spinning a plurality of fibers by adopting a melt spinning machine, cooling the fibers to a first temperature by adopting a cooling mechanism, and bundling and drafting the fibers by adopting a stretching mechanism to obtain the fiber bundle.
In the example, a plurality of roving strips of a rear rubber roller and a rear roller pair are adopted to carry out first sirospun drafting twisting, a middle rubber roller, a middle roller, an upper leather collar and a lower leather collar are adopted to carry out second sirospun drafting twisting, and a front rubber roller and a front roller are adopted to carry out third sirospun drafting twisting; the pressure of the front rubber roller is 145N, the pressure of the middle rubber roller is 121N, and the pressure of the rear rubber roller is 125N; the speed of the front roller is 180r/min, the total draft multiple is 8, the draft multiple between the front roller and the yarn guiding hook is 1.5, and the winding speed is 1200m/min.
Wherein, after the second sirospun drafting twisting, obtaining sirospun primary yarn;
when the third siro spinning draft twisting is performed, the siro spun yarn and the fiber bundle spun by melt spinning and not cooled completely are twisted together and the third siro spinning draft twisting is performed.
In the embodiment, the cooling mechanism adopts an air cooling mode to cool, the air blowing temperature is 20 ℃, the temperature is cooled to a first temperature (122 ℃), and the temperature of the fiber bundle is controlled to be a second temperature (120 ℃) when the fiber bundle is twisted with the siro spinning primary yarn, at the moment, the surface of the fiber bundle is still in a softened and adhered state, so that cotton fibers can be well and firmly adhered; meanwhile, in this example, the temperature of the fiber bundle is monitored in real time through the first monitoring mechanism and the second monitoring mechanism, and then the air blowing rate is adjusted in real time according to the set value of the temperature so that the temperature of the fiber bundle at the stretching mechanism reaches the first temperature, and the temperature at the front rubber roller and the temperature at the time of the primary yarn stranding of sirospun reaches the second temperature.
Specifically, as shown in fig. 1, the process in this example is as follows:
two cotton strips 1 are respectively fed into a sliver guiding port 2 and then enter a back drafting zone, are drafted and twisted under the action of a back rubber roller 3 and a back roller 4, then enter a middle drafting zone and are drafted and twisted again under the action of a middle rubber roller 5, a middle roller 6, an upper leather collar 7 and a lower leather collar 8, so that sirospun primary yarns are obtained;
metering polyester fiber slices, adding the polyester fiber slices into a melt spinning machine 9, and spraying the polyester fiber slices through a spinneret plate 91 (the melt spinning process parameters are that a screw extruder is adopted, the temperature of a first region of a screw is 170 ℃, the temperature of a second region of the screw is 190 ℃, the temperature of a third region of the screw is 186 ℃, the spinning speed is 800 m/min), and after being air-cooled by a cooling mechanism 10, the polyester fiber slices enter a stretching mechanism 11 (adopting slit type air flow stretching) to be clustered and drafted to obtain fiber bundles;
then, the sirospun initial yarn and the fiber bundle are drawn and twisted together in a front drawing area under the action of a front rubber roller 12 and a front roller 13, and then drawn by a yarn guiding hook 14 and wound on a yarn collecting pipe 16 under the drive of a bead ring 15, so as to obtain the mixed yarn.
Example 2
Substantially the same as in example 1, the only difference is that:
(1) The melt spinning method adopts polyamide as a raw material, specifically adopts polyamide fiber slices (purchased from the Baitong nylon and with the brand BTD12 DW) with the melting temperature of 130 ℃ as the raw material, and simultaneously controls the blending ratio to be 7%;
melt spinning process parameters: the temperature of the first area of the screw is 160 ℃, the temperature of the second area of the screw is 180 ℃, and the temperature of the third area of the screw is 176 ℃;
(2) The pressure of the front rubber roller is 140N, the pressure of the middle rubber roller is 121N, and the pressure of the rear rubber roller is 125N.
Example 3
Substantially the same as in example 1, the only difference is that: the blending ratio is 10%.
Comparative example 1
Substantially the same as in example 1, the only difference is that: and (3) drafting and twisting the fiber bundles which are completely cooled (at room temperature) and the sirospun initial yarns under the action of a front rubber roller and a front roller.
Comparative example 2
Substantially the same as in example 2, the only difference is that: and (3) drafting and twisting the fiber bundles which are completely cooled (at room temperature) and the sirospun initial yarns under the action of a front rubber roller and a front roller.
Performance testing
The blended yarns prepared in examples 1-3 and comparative examples 1-2 were subjected to the following performance tests, with specific results shown in Table 1.
TABLE 1
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (7)
1. A method for preparing a blended yarn, comprising:
in the process of sirospun spinning, a sirospun spinning method is adopted to carry out sirospun drafting twisting on a plurality of roving strips for a plurality of times to obtain sirospun primary yarns, then the sirospun primary yarns are twisted with fiber bundles which are spun by melt spinning and are not completely cooled, and at least one sirospun drafting twisting is carried out together to obtain blended yarns;
the surface of the fiber bundle which is not cooled completely is in a softened and adhered state, and in the stranding process, the fiber bundle which is not cooled completely is adhered with the siro spun yarn, and the siro spinning drafting and twisting are performed by a rubber roller and a roller;
the fiber bundle is obtained by the following method: spinning a plurality of fibers by adopting a melt spinning machine, cooling the fibers to a first temperature by adopting a cooling mechanism, and bundling and drafting the fibers by adopting a stretching mechanism to obtain fiber bundles;
controlling the temperature of the fiber bundle to be a second temperature when the fiber bundle is twisted with the siro spun yarn, and when the temperature of the fiber bundle is at the second temperature, the surface of the fiber bundle is in a softened and adhered state;
controlling the difference between the first temperature and the second temperature to be 0-5 ℃;
in the blended yarn, the fiber spun by melt spinning accounts for 1-40% by mass percent.
2. The method according to claim 1, wherein the sirospun spinning method is performed by a sirospun spinning device comprising a back draft zone, a middle draft zone, a front draft zone and a yarn forming zone which are sequentially arranged, wherein the back draft zone comprises a back rubber roller and a back roller, the middle draft zone comprises a middle rubber roller, a middle roller, an upper leather ring arranged on the middle roller and a lower leather ring arranged on the middle rubber roller, the front draft zone comprises a front rubber roller and a front roller, and the yarn forming zone comprises a yarn guide hook, a bead ring and a yarn collecting pipe;
the sirospun spinning method comprises the following steps: the back rubber roller and the back roller are adopted to carry out first sirospun drafting twisting on the roving strips, the middle rubber roller, the middle roller, the upper leather collar and the lower leather collar are adopted to carry out second sirospun drafting twisting, and the front rubber roller and the front roller are adopted to carry out third sirospun drafting twisting;
wherein, after the second sirospun drafting twisting, the sirospun primary yarn is obtained;
when the third siro spinning draft twisting is performed, the siro spun yarn and the fiber bundle spun by melt spinning and not cooled completely are twisted together and the third siro spinning draft twisting is performed.
3. The method of producing a blended yarn according to claim 1, further comprising providing a temperature control system for monitoring the temperature of the fiber bundle, the temperature control system comprising a first monitoring mechanism for monitoring the first temperature and a second monitoring mechanism for monitoring the second temperature, respectively, for monitoring the temperature of the fiber bundle in real time.
4. The method for producing a blended yarn according to claim 1, wherein the melt-spun fiber in the blended yarn is 2 to 25% by mass.
5. The method for producing a blended yarn according to claim 1, wherein the fiber bundles are made of polyester fibers and/or polyamide fibers, and the sirospun spun yarn is made of cotton fibers.
6. A blended yarn made by the method of any one of claims 1-5.
7. Use of the blended yarn of claim 6 in the manufacture of clothing articles, home textiles.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210322891.7A CN114717701B (en) | 2022-03-29 | 2022-03-29 | Blended yarn and preparation method and application thereof |
| PCT/CN2023/084395 WO2023185846A1 (en) | 2022-03-29 | 2023-03-28 | Blended yarn and preparation method therefor and application thereof |
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| CN202210322891.7A CN114717701B (en) | 2022-03-29 | 2022-03-29 | Blended yarn and preparation method and application thereof |
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| CN114717701A CN114717701A (en) | 2022-07-08 |
| CN114717701B true CN114717701B (en) | 2023-07-11 |
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| CN114717701B (en) * | 2022-03-29 | 2023-07-11 | 南通纺织丝绸产业技术研究院 | Blended yarn and preparation method and application thereof |
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| JP2829060B2 (en) * | 1989-11-02 | 1998-11-25 | 旭化成工業株式会社 | Composite spun yarn and method for producing the same |
| EP0548474B1 (en) * | 1991-12-11 | 1997-03-26 | Nitto Boseki Co., Ltd. | Fusible adhesive yarn and process for its manufacture |
| CN100447321C (en) * | 2005-11-23 | 2008-12-31 | 东华大学 | Method for spinning soybean fiber and ES fiber blended yarn by siro spinning |
| JP4816429B2 (en) * | 2006-11-28 | 2011-11-16 | 東洋紡績株式会社 | Fiber cord tension member |
| WO2012100305A1 (en) * | 2011-01-26 | 2012-08-02 | Lincspun Ltd | A multi-component yarn |
| CN105239175B (en) * | 2015-11-03 | 2017-07-07 | 江苏工程职业技术学院 | A kind of micro nanometer fiber yarn spinning apparatus and its spinning process |
| CN106239937B (en) * | 2016-09-07 | 2018-07-17 | 东华大学 | A kind of device preparing continuous fiber reinforced thermoplastic prepreg tape |
| CN106480556B (en) * | 2016-09-21 | 2018-09-25 | 武汉纺织大学 | A kind of long filament ring ingot compound spinning method of nano-micro scale reinforcing fiber resultant yarn |
| CN107059186B (en) * | 2017-05-11 | 2019-03-08 | 武汉纺织大学 | A kind of vortex compound spinning method of type film wire |
| CN107142581A (en) * | 2017-05-11 | 2017-09-08 | 武汉纺织大学 | A kind of bonding spinning method and its bonding spinning device |
| CN109695083B (en) * | 2019-02-26 | 2021-03-19 | 深圳全棉时代科技有限公司 | Cotton-polyester blended yarn and preparation method thereof |
| CN110359150B (en) * | 2019-06-27 | 2021-03-19 | 东华大学 | Use method of cross-scale online core-spun submicron fiber yarn siro spinning device |
| CN110983522A (en) * | 2019-12-16 | 2020-04-10 | 武汉纺织大学 | Spinning device and process for enhancing yarn strength |
| CN114717701B (en) * | 2022-03-29 | 2023-07-11 | 南通纺织丝绸产业技术研究院 | Blended yarn and preparation method and application thereof |
-
2022
- 2022-03-29 CN CN202210322891.7A patent/CN114717701B/en active Active
-
2023
- 2023-03-28 WO PCT/CN2023/084395 patent/WO2023185846A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023185846A9 (en) | 2023-11-16 |
| CN114717701A (en) | 2022-07-08 |
| WO2023185846A1 (en) | 2023-10-05 |
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