CN112553739A - Vortex spinning colored spun yarn and production process thereof - Google Patents
Vortex spinning colored spun yarn and production process thereof Download PDFInfo
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- CN112553739A CN112553739A CN202011382555.9A CN202011382555A CN112553739A CN 112553739 A CN112553739 A CN 112553739A CN 202011382555 A CN202011382555 A CN 202011382555A CN 112553739 A CN112553739 A CN 112553739A
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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
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
- D02G3/346—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns with coloured effects, i.e. by differential dyeing process
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
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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
- D02G3/36—Cored or coated yarns or threads
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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
- D02G3/36—Cored or coated yarns or threads
- D02G3/362—Cored or coated yarns or threads using hollow spindles
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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 relates to the technical field of spinning, in particular to vortex spun-dyed yarn and a production process thereof. The vortex spinning colored spinning comprises the following steps: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the content of dyed fibers in the colored spun yarn is 9-11%; the invention also provides a production process thereof. The method adopts the manner of combining roving cone yarn dyeing and vortex spinning to form yarn, the manufactured colored spun yarn is formed by alternately distributing undyed fibers and dyed fibers on the surface of the yarn, and the core fibers are undyed fibers, so that the consumption of the dyed fibers is reduced on the basis of realizing the same color, the process is simple, and the production cost is lower.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to vortex spun-dyed yarn and a production process thereof.
Background
At present, air jet vortex spinning is a latest spinning technology in a spinning system and is concerned by the domestic spinning industry. The jet vortex spun yarn has the advantages of obvious advantages, short spinning flow, high speed, high yield, high efficiency, less hairiness, good dyeing property, good wear resistance and the like. Since the introduction of the colored spinning technology into China in the 80 th century for more than 30 years, the colored spinning technology has become one of the main varieties of yarns in China, adopts the process of dyeing fiber raw materials firstly and then spinning, overturns the traditional textile dyeing process, shortens the post-processing procedure, reduces the environmental pollution, and has the advantages of less hairiness, good wear resistance and the like. The colored spun yarn product has rich colors and various styles, and is favorable for improving the added value of the yarn. In recent years, along with the change of the global clothing consumption concept, the environment-friendly, personalized and functional textiles are more and more popular with consumers, and the development of vortex spinning colored spun yarn products is gradually increased in the textile industry.
Chinese patent CN111188112A discloses a novel vortex spinning multi-color spinning yarn and a production process, wherein the color spinning yarn comprises a first interactive structure, a second interactive structure and a third interactive structure, and raw materials of two colors of an A color fiber bundle and a B color fiber bundle; in the first interactive part, yarns are in a wrapping structure, and the A-color fiber bundles are used as outer layers to completely wrap the B-color fiber bundles of the core layer; the second interactive part is formed by spirally winding the A color and the B color into an alternate twist shape; in the third interactive part, yarns are in a wrapping structure, and the B-color fiber bundles are used as outer layers to completely wrap the core layer A-color fiber bundles; the three interactive changes are alternately arranged regularly or irregularly, at equal intervals or at unequal intervals along the length direction of the yarn. The patent is a multi-color spinning, and is characterized in that two fiber bundles with different colors alternately appear in different interaction modes to realize the color change of yarns.
Chinese patent CN102517722A discloses a colored spun yarn produced by vortex spinning and a process thereof, wherein a certain proportion of short fibers are colored to prepare colored fibers, and the colored fibers are mixed with white short fibers and then are prepared by vortex spinning. The method is characterized in that fibers are dyed, colored fibers are blended with white staple fibers, and core fibers and outer wrapping fibers of the obtained colored spun yarns are prepared by mixing the colored fibers and the white staple fibers.
Chinese patent CN109972254A discloses an air-jet vortex spinning fancy yarn and a production process thereof, comprising a fancy yarn body, wherein the fancy yarn body comprises a mixed fiber composed of at least two kinds of colored fibers or at least one kind of colored fibers and natural white fibers, and is prepared by the following processes, step 1: carrying out pure spinning on colored fibers with the fiber fineness of at least 3D to prepare rough yarns; step 2: preparing a drawn sliver from at least one colored fiber with the fiber fineness of 1D-2D or a mixed fiber consisting of at least one colored fiber and a white fiber; and step 3: and (3) preparing the roving prepared in the step (1) and the drawn sliver prepared in the step (2) into air-jet vortex spun yarn. The patent firstly dyes the fiber, the colored fiber is made into roving, and the drawn sliver is composed of the colored fiber and the white fiber; and then, preparing fancy yarn by the roving and the drawn sliver, wherein the colors of the core fiber and the outer covering fiber of the fancy yarn are the same.
At present, no paper or patent report exists about the colored spun yarn produced by combining roving cone yarn dyeing and vortex spinning and the production process thereof.
Disclosure of Invention
The invention aims to provide the vortex spun colored spun yarn produced by combining the roving cone yarn dyeing with the vortex spun yarn, wherein the core fiber of the colored spun yarn is undyed fiber, and the outer coated fiber is the undyed fiber and the dyed fiber which are distributed alternately, so that the using amount of the colored fiber is reduced and the production cost is reduced on the basis of realizing the same colored spun yarn; the invention also provides a production process thereof.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the vortex spinning colored spinning comprises the following steps: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the content of dyed fiber in the colored spun yarn is 9-11%.
The invention relates to a production process of vortex spun colored yarns, which comprises the following steps: dyeing loose roving cone yarns to obtain dyed roving; and simultaneously feeding the vortex spun undyed drawn sliver and the dyed roving into a bell mouth of a vortex spinning feeding device, drafting the sliver by four rollers, and twisting the sliver and the dyed roving into yarn through a nozzle and a hollow spindle to obtain the vortex spun colored spun yarn.
Wherein:
the loose roving cone has a density of 0.31-0.35g/cm-3The weight of the plant is 0.5-1 kg.
The basis weight of the vortex spun undyed drawn sliver is 18-25g/5 m.
The dyed roving has a basis weight of 4-6g/10m and a twist factor of 90-120.
The quantitative ratio of the vortex spun undyed drawn sliver to the dyed roving is greater than 8.
The bell mouth of the feeding device is of a double-hole structure distributed left and right, the aperture size ratio of the double holes is 5:1, the large holes are fed with the vortex spun undyed drawn slivers, and the small holes are fed with the dyed rough yarns.
The draft ratio was 200-450 times.
The nozzle pressure is 0.45-0.5MPa, and the spinning speed during twisting yarn formation is 350-450 m/min.
The production process of the vortex spun-dyed yarn specifically comprises the following steps:
(1) dyeing and drying loose roving cone yarns by using a cone yarn dyeing machine to obtain dyed roving;
(2) a roving hanger is additionally arranged on a rear vehicle of the vortex spinning machine, and dyed roving is placed on the roving hanger;
(3) simultaneously feeding the vortex spun undyed drawn slivers and dyed roving into a bell mouth of a vortex spinning feeding device;
(4) the vortex spun undyed drawn sliver and the dyed roving are simultaneously drafted into strands in a four-roller high-power mode, then are output from a front roller to enter a nozzle, move at a high speed along the spiral surface at the inlet of the nozzle, pass through the nozzle and a hollow spindle under the action of compressed air, are twisted into yarns through the vortex spun undyed sliver and the dyed roving, the defects of the yarns are removed through a yarn cleaner, and the yarns are wound and formed to obtain vortex spun colored spun yarns.
The invention has the following beneficial effects:
1. in the production process, a horn mouth of a feeding device is of a double-hole structure distributed left and right, the aperture size ratio of the double holes is 5:1, a large hole is fed into vortex spun undyed drawn sliver, a small hole is fed into dyed roving, the obtained dyed spun yarn is undyed fiber and dyed fiber which are distributed on the surface of the yarn at intervals, and core fiber is undyed fiber; the content of dyed fibers in the colored spun yarn is only 9-11%. On the basis of realizing the same color, the using amount of the dyed fiber is reduced by about 50 percent, and the energy-saving and environment-friendly effects are achieved.
2. The method adopts the mode of combining roving cone yarn dyeing and vortex spinning to form yarn, and dyeing loose roving cone yarn to obtain dyed roving; and drafting the undyed drawn sliver and the dyed roving into strands, twisting the strands into yarn, and obtaining the vortex spun colored spun yarn. The post-processing procedure is shortened, the process is simple, and the production cost is lower.
3. The colored spun yarn has better quality, higher strength and wider applicability.
Drawings
FIG. 1 is a schematic view of the yarn structure of a conventional spun-dyed yarn and a spun-dyed yarn of the present invention;
wherein: 1-1 is traditional colored spun yarn; 1-2 are the colored spun yarns of the invention.
Detailed Description
The present invention is further described below with reference to examples.
Example 1
The vortex spinning colored spinning comprises the following steps: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the yarn had a count range of Ne30 and the dyed fiber content of the spun yarn was 11%. The production process comprises the following steps:
(1) dyeing and drying loose roving cone yarns by using a cone yarn dyeing machine to obtain dyed roving; wherein the density of the loose roving cone is 0.33g/cm-3The weight of the plant is 0.6 kg; the dyed roving had a basis weight of 6g/10m and a twist factor of 116.
(2) And (3) additionally installing a roving hanger on a rear vehicle of the vortex spinning machine, and placing the dyed roving obtained in the step (1) on the roving hanger.
(3) Simultaneously feeding the vortex spun undyed drawn slivers and dyed roving into a bell mouth of a vortex spun feeding device, wherein the bell mouth of the feeding device is of a double-hole structure distributed left and right, the aperture size ratio of double holes is 5:1, feeding the vortex spun undyed drawn slivers into large holes, and feeding the dyed roving into small holes; wherein the basis weight of the vortex spun undyed drawn sliver is 24g/5 m. The quantitative ratio of the vortex spun undyed drawn sliver to the dyed roving was 8.
(4) Simultaneously drafting undyed drawn sliver and dyed roving in high power by four rollers to obtain strand with the drafting multiple of 283 times, outputting the strand from a front roller to a nozzle, moving at high speed along the spiral surface at the inlet of the nozzle, twisting the undyed drawn sliver and the dyed roving into yarn by the nozzle and a hollow spindle under the action of compressed air, removing defects of the yarn by a yarn cleaner, and winding for forming to obtain the vortex spun colored spun yarn; wherein the nozzle pressure is 0.45MPa, and the spinning speed is 350m/min when twisting into yarn.
On the basis of realizing the same color, the vortex spun colored yarn obtained in example 1 and the colored spun yarn produced by the traditional process and having a dyed fiber content of 28% are subjected to index measurement, and the data are shown in table 1.
TABLE 1 data Table of vortex spun colored yarn and conventional colored spun yarn having a dyed fiber content of 28% obtained in example 1
Example 2
The vortex spinning colored spinning comprises the following steps: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the yarn had a count range of Ne40 and the dyed fiber content of the spun colored yarn was 9%. The production process comprises the following steps:
(1) dyeing and drying loose roving cone yarns by using a cone yarn dyeing machine to obtain dyed roving; wherein the density of the loose roving cone is 0.31g/cm-3The weight of the plant is 0.5 kg; the dyed roving had a basis weight of 5g/10m and a twist factor of 96.
(2) And (3) additionally installing a roving hanger on a rear vehicle of the vortex spinning machine, and placing the dyed roving obtained in the step (1) on the roving hanger.
(3) Simultaneously feeding the vortex spun undyed drawn slivers and dyed roving into a bell mouth of a vortex spun feeding device, wherein the bell mouth of the feeding device is of a double-hole structure distributed left and right, the aperture size ratio of double holes is 5:1, feeding the vortex spun undyed drawn slivers into large holes, and feeding the dyed roving into small holes; wherein the basis weight of the vortex spun undyed drawn sliver is 25g/5 m. The quantitative ratio of the vortex spun undyed drawn sliver to the dyed roving was 10.
(4) Simultaneously drafting undyed drawn sliver and dyed roving in a high-power manner by four rollers to form strand, wherein the drafting multiple is 384 times, outputting the strand from a front roller to a nozzle, moving the strand at a high speed along the spiral surface at the inlet of the nozzle, twisting the undyed drawn sliver and the dyed roving into yarn by the nozzle and a hollow spindle under the action of compressed air, removing defects of the yarn by a yarn cleaner, and winding and forming to obtain the vortex spun colored spun yarn; wherein the nozzle pressure is 0.45MPa, and the spinning speed is 400m/min when twisting into yarn.
On the basis of realizing the same color, the vortex spun colored yarn obtained in example 2 and the colored spun yarn produced by the conventional process and having a dyed fiber content of 23% were subjected to index measurement, and the data are shown in table 2.
TABLE 2 data Table of vortex spun colored yarn and conventional spun colored yarn having a dyed fiber content of 23% obtained in example 2
Example 3
The vortex spinning colored spinning comprises the following steps: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the yarn had a count range of Ne50 and the dyed fiber content of the spun yarn was 10%. The production process comprises the following steps:
(1) dyeing and drying loose roving cone yarns by using a cone yarn dyeing machine to obtain dyed roving; wherein the density of the loose roving cone is 0.35g/cm-3The weight of the plant is 0.8 kg; the dyed roving had a basis weight of 4g/10m and a twist factor of 102.
(2) And (3) additionally installing a roving hanger on a rear vehicle of the vortex spinning machine, and placing the dyed roving obtained in the step (1) on the roving hanger.
(3) Simultaneously feeding the vortex spun undyed drawn slivers and dyed roving into a bell mouth of a vortex spun feeding device, wherein the bell mouth of the feeding device is of a double-hole structure distributed left and right, the aperture size ratio of double holes is 5:1, feeding the vortex spun undyed drawn slivers into large holes, and feeding the dyed roving into small holes; wherein the basis weight of the vortex spun undyed drawn sliver is 18g/5 m. The quantitative ratio of the vortex spun undyed drawn sliver to the dyed roving was 9.
(4) Simultaneously drafting undyed drawn sliver and dyed roving in a high-power manner by four rollers to form strand strips, wherein the drafting multiple is 349 times, outputting the strand strips from a front roller to a nozzle, moving the strand strips at a high speed along the spiral surface at the inlet of the nozzle, twisting the undyed drawn sliver and the dyed roving into yarn by the nozzle and a hollow spindle under the action of compressed air, removing defects of the yarn by a yarn cleaner, and winding and forming to obtain the vortex spun colored spun yarn; wherein the nozzle pressure is 0.5MPa, and the spinning speed is 450m/min when twisting into yarn.
On the basis of realizing the same color, the vortex spun colored yarn obtained in example 3 and the colored spun yarn produced by the conventional process and having a dyed fiber content of 23% were subjected to index measurement, and the data are shown in table 3.
TABLE 3 data Table of vortex spun colored yarn and conventional spun colored yarn having a dyed fiber content of 25% obtained in example 3
According to the data in the embodiments 1 to 3, on the basis of realizing the same color, compared with the traditional technical colored spun yarn, the colored spun yarn obtained by the invention reduces the using amount of the dyed fiber, the using amount is reduced by about 50%, the colored spun yarn is more energy-saving and environment-friendly, and the performance index of the colored spun yarn is superior to that of the traditional technical colored spun yarn. In addition, the invention adopts the mode of combining roving cone yarn dyeing and vortex spinning to form yarn, the process is simple, and the production cost is lower.
Claims (10)
1. An vortex spun colored yarn, comprising: the core fibers which are longitudinally distributed in parallel are undyed fibers, and the outer-coated fibers are distributed alternately from the undyed fibers to the dyed fibers; the content of dyed fiber in the colored spun yarn is 9-11%.
2. A process for producing a vortex spun colored yarn according to claim 1, wherein: dyeing loose roving cone yarns to obtain dyed roving; and simultaneously feeding the vortex spun undyed drawn sliver and the dyed roving into a bell mouth of a vortex spinning feeding device, drafting the sliver by four rollers, and twisting the sliver and the dyed roving into yarn through a nozzle and a hollow spindle to obtain the vortex spun colored spun yarn.
3. The process for producing a vortex spun colored yarn according to claim 2, wherein: the loose roving cone has a density of 0.31-0.35g/cm-3The weight of the plant is 0.5-1 kg.
4. The process for producing a vortex spun colored yarn according to claim 2, wherein: the dyed roving has a basis weight of 4-6g/10m and a twist factor of 90-120.
5. The process for producing a vortex spun colored yarn according to claim 2, wherein: the basis weight of the vortex spun undyed drawn sliver is 18-25g/5 m.
6. The vortex spun colored spun yarn production process according to claim 4 or 5, characterized in that: the quantitative ratio of the vortex spun undyed drawn sliver to the dyed roving is greater than 8.
7. The process for producing a vortex spun colored yarn according to claim 2, wherein: the bell mouth of the feeding device is of a double-hole structure distributed left and right, the aperture size ratio of the double holes is 5:1, the large holes are fed with the vortex spun undyed drawn slivers, and the small holes are fed with the dyed rough yarns.
8. The process for producing a vortex spun colored yarn according to claim 2, wherein: the draft ratio was 200-450 times.
9. The process for producing a vortex spun colored yarn according to claim 2, wherein: the nozzle pressure is 0.45-0.5MPa, and the spinning speed during twisting yarn formation is 350-450 m/min.
10. The process for producing vortex spun colored spun yarn according to claim 2, characterized by comprising the steps of:
(1) dyeing and drying loose roving cone yarns to obtain dyed roving;
(2) a roving hanger is additionally arranged on a rear vehicle of the vortex spinning machine, and dyed roving is placed on the roving hanger;
(3) simultaneously feeding the vortex spun undyed drawn slivers and dyed roving into a bell mouth of a vortex spinning feeding device;
(4) the vortex spun undyed drawn sliver and the dyed roving are simultaneously drafted into strands through four rollers, then the strands are output from a front roller and enter a nozzle, and are twisted into yarn through the nozzle and a hollow spindle under the action of compressed air, and the vortex spun colored spun yarn is obtained after molding.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113373565A (en) * | 2021-05-26 | 2021-09-10 | 苏州普路通纺织科技有限公司 | Production method of vortex spinning terylene thick yarn |
| CN114059364A (en) * | 2021-12-06 | 2022-02-18 | 鲁泰纺织股份有限公司 | Preparation method of vortex spinning pure cotton double-color yarn |
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| JPS5158547A (en) * | 1974-11-15 | 1976-05-21 | Mitsubishi Rayon Co | Ishoshino seizohoho |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113373565A (en) * | 2021-05-26 | 2021-09-10 | 苏州普路通纺织科技有限公司 | Production method of vortex spinning terylene thick yarn |
| CN114059364A (en) * | 2021-12-06 | 2022-02-18 | 鲁泰纺织股份有限公司 | Preparation method of vortex spinning pure cotton double-color yarn |
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Application publication date: 20210326 |