CN111778606B - Method for coating spandex by chinlon or terylene for yarn-dyed, knitted and piece-dyed fabrics - Google Patents
Method for coating spandex by chinlon or terylene for yarn-dyed, knitted and piece-dyed fabrics Download PDFInfo
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- CN111778606B CN111778606B CN202010510738.8A CN202010510738A CN111778606B CN 111778606 B CN111778606 B CN 111778606B CN 202010510738 A CN202010510738 A CN 202010510738A CN 111778606 B CN111778606 B CN 111778606B
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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
- D02G3/38—Threads in which fibres, filaments, or yarns are wound with other yarns or filaments, e.g. wrap yarns, i.e. strands of filaments or staple fibres are wrapped by a helically wound binder 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
- D02G3/02—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
- D02G3/045—Blended or other yarns or threads containing components made from different materials all components being made from artificial or synthetic material
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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
- D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
- D02G3/328—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic containing elastane
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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
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/10—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Knitting Of Fabric (AREA)
Abstract
The invention provides a method for coating spandex on chinlon or terylene used for yarn-dyed, knitted and piece-dyed fabrics, which comprises the following steps: 1) yarn reversing: pouring the raw nylon or polyester yarn to an aluminum tube for a wrapping machine; 2) setting parameters: setting parameters such as a drawing gear, a feeding gear, a curling gear and the like,
3) coating spandex: the air humidity is 60-75%, and the yarn density is 0.35-0.55g/cm3The ingot speed of the coating machine is 8000-16000 revolutions per minute, the drawing linear speed is 18-25m/min, the yarn curling rate is 89-96%, the coating twist is 350-900 twists, the drawing multiple is 2.0-3.6 times, the yarn coating speed is 15-27m/min, the denier of the nylon or terylene is 20D-200D, the elasticity of the coated yarn is 60-75%, and the tension is 9-25 cN; 4) and (3) raising the head, namely enabling the spindle to sequentially pass through a pre-drafting roller, a feeding roller and the like, and finally enabling the spindle to be concentric with the anti-looping device, and falling down the cradle to complete yarn coating.
Description
Technical Field
The invention provides a method for coating spandex on nylon or terylene, which is applicable to yarn-dyed, knitted and piece-dyed fabrics, and belongs to the technical field of textile printing and dyeing.
Technical Field
The high-elastic fabric is popular with people in recent years due to the excellent clothing performance, and is more and more the mainstream of the market. The technology of coating spandex with chinlon and terylene in the previous years is mainly used in the fields of the hosiery industry, the knitted underwear and the like, but the technology just starts in the fields of yarn-dyed fabrics, knitted fabrics and piece-dyed fabrics, and the coating process is single and fixed. Because the yarn-dyed, knitted and piece-dyed fabrics have higher requirements on the quality of yarns and are different from the prior art in the aspects of dyeing mode, weaving mode, finishing mode and the like, the prior coating process generally has the quality problems of core leakage, yarn breakage, uneven evenness, uneven elasticity and the like in the production process of the yarn-dyed, knitted and piece-dyed fabrics, and can not meet the requirements of customers.
The application of the chinlon and terylene covered spandex yarn in the field of yarn-dyed fabrics is to firstly cover, then dye and then carry out tatting weaving; in the field of knitted fabrics, the fabric is firstly coated, then dyed and then woven by a knitting machine; in the field of piece-dyed fabrics, the fabric is firstly coated, then grey cloth weaving and then long-car dyeing finishing are carried out.
The covered yarn has various raw materials, various spandex material performances and various functions, is deeply loved by consumers, and the covered yarn yield of China is increased year by year, so that the research of a novel method for covering spandex with chinlon and terylene is very necessary.
Disclosure of Invention
The invention aims to overcome the defects of the traditional single fixed coating process and provide a method for coating chinlon or terylene with spandex for yarn-dyed, knitted and piece-dyed fabrics, which has the advantages of simple process, high yield and low consumption and can obviously improve the production efficiency and the product quality. The technical scheme is as follows:
a method for coating spandex on chinlon or terylene used for yarn-dyed, knitted and piece-dyed fabrics is characterized in that the weight of inverted chinlon or terylene is 0.45-0.7 kg/piece, a stainless steel aluminum pipe is adopted, the surface of the aluminum pipe is smooth and has no scratch, a tension type winder is selected, the weight of coated yarn is 0.7-1.3 kg/piece, a parallel paper pipe with smooth surface, no burr and grooves is selected as a coated paper pipe, and a computer-controlled type coating machine is selected as the coating machine, and the method is characterized by comprising the following steps:
(1) yarn reversing: pouring the raw nylon or terylene yarn to an aluminum tube for a cladding machine at the speed of 800-;
(2) setting parameters: carrying out spandex pendulum yarn, aluminum pipe pendulum yarn, ann's paper tube in proper order, the drive ratio of draft gear: 1345.996/wrap twist, feed gear ratio: 3768.789/coating twist/coating draft, ratio of crimping gears: 70/80 crimpThe ratio of the content to the content,
wherein '1345.996' is the drawing coefficient of the drawing gear, '3768.789' is the twist coefficient of the feeding gear, '/' is all expressed as 'division';
(3) coating spandex: the coated yarn for yarn-dyed fabric has air humidity of 60-68% and yarn density of 0.35-0.5g/cm3The ingot speed of the covering machine is 8000-15000 revolutions per minute, the drawing linear speed is 18-23m/min, the internal and external tightness of the covering yarn is consistent, the weight is 0.7-1.0 kg/piece, the yarn curling rate is 89-96%, the covering twist is 350-700 twists, the drawing multiple is 2.7-3.6 times, the covering yarn speed is 15-25m/min, the denier of the nylon or terylene is 30D-200D, the elasticity of the covering yarn is kept to be 63-75%, and the tension is 9-20 cN; the coating yarn for piece-dyed fabric has air humidity of 65-75% and yarn density of 0.4-0.55g/cm3The ingot speed of the covering machine is 8000-16000 revolutions per minute, the drawing linear speed is 18-25m/min, the internal and external tightness of the covering yarn is consistent, the weight is 0.8-1.3 kg/piece, the yarn curling rate is 90-97%, the covering twist is 350-750 twists, the drawing multiple is 2.6-3.4 times, the covering yarn speed is 15-25m/min, the denier of the nylon or terylene is 20D-200D, the elasticity of the covering yarn is kept 65-75%, and the tension is 15-25 cN; the covering yarn for the knitted fabric has the air humidity of 68-75 percent and the yarn density of 0.35-0.55g/cm3The ingot speed of a coating machine is 8000-16000 turns/minute, the drawing linear speed is 18-25m/min, the internal and external tightness of the coated yarn is consistent, the weight is 0.8-1.2 kg/piece, the yarn curling rate is 88-94%, the coating twist is 450-900 twists, the drawing multiple is 2.0-3.2 times, the yarn coating speed is 15-27 m/minute, the denier of nylon or terylene is 20D-150D, the elasticity of the coated yarn is kept 60-73%, and the tension is 9-20 cN;
(4) and (3) raising the head, namely winding each spindle sequentially through a pre-drafting roller, a feeding roller, a drafting roller, a groove drum and a spindle and finally sharing a center line with the anti-looping device on an empty paper tube to fall off through a cradle to complete yarn coating.
Compared with the prior art, the invention has the advantages that:
1) optimizes the processThe parameters and yarn density are 0.35-0.55g/cm3When the density is higher than the value, the wrapping yarn is too tight, and the cloth cover is easy to have the phenomena of uneven yarn evenness and dyeing patterns; when the density is less than the value, the covered yarn is too loose, the yarn is easy to slip and twist, and the spandex is covered by the covered yarn by matching with reasonable technological parameters such as speed, curling and drafting;
2) aiming at different weaving modes of yarn-dyed fabrics, knitted fabrics, piece-dyed fabrics and the like, different coating processes are adopted, so that the generation of cloth cover defects is reduced;
3) the same types of yarns can adopt different coating processes to respectively meet the respective yarn requirements of weaving yarn-dyed fabrics, knitting fabrics and piece-dyed fabrics, and meet the respective standards;
4) the coated yarn manufactured by the method has the advantages of flatness, uniform density and proper tightness, and can improve the weaving efficiency and the cloth cover quality.
Detailed Description
The present invention will be further described with reference to the following examples. In examples 1 to 3, "1345.996" is the draft coefficient of the draft gear, "3768.789" is the twist coefficient of the feed gear, and "/" both represent "division".
Example 1: the yarn-dyed fabric coating process comprises the following steps: 40D nylon +20D spandex, twist: 610 twist/m, coating draft multiple: 3.2 times, the twisting direction of the wrapping yarn: s twist
Adopt stainless steel aluminum pipe, the surface of aluminum pipe is smooth, and no fish tail selects for use tension control formula winder, and cladding yarn weight is 0.8 KG/individual, and cladding paper tube selects for use the surface smooth, no burr, have the parallel paper tube of slot, and computer control formula cladding machine is selected for use to the cladding machine, and concrete operating procedure is as follows:
(1) yarn pouring: pouring the raw nylon yarn to an aluminum tube for a covering machine, wherein the speed is 800m/min, the raw nylon yarn and aluminum tube yarn share a center line, and the denier of spandex is 20D;
(2) setting parameters: carrying out spandex pendulum yarn, aluminum pipe pendulum yarn, ann's paper tube in proper order, the drive ratio of draft gear: 1345.996/610 is 2.2065, the transmission ratio of the feeding gear: 3768.789/610/3.2 ═ 1.9307, the transmission ratio of the crimp gear: 70/80 × 91% ═ 0.79625, coating time: 8633 minutes, covering speed: 18.0327m/min, covered yarn denier: 46.25;
(3) coating spandex: the coating yarn for the yarn-dyed fabric has the air humidity of 65 percent and the yarn density of 0.45g/cm3The ingot speed of a coating machine is 11000 r/min, the drafting linear speed is 20m/min, the internal and external tightness of the coated yarn is consistent, the weight is 0.8 kg/piece, the yarn curling rate is 91%, the coating twist is 610 twist, the drafting multiple is 3.2 times, the yarn coating speed is 18.0327m/min, the denier of nylon is 40D, the elasticity of the coated yarn is kept at 70%, and the tension is 15 cN;
(4) and (3) raising the head, namely winding each spindle on an empty paper tube by sequentially passing through a pre-drafting roller, a feeding roller, a drafting roller, a groove drum and the spindle and then sharing a central line with the anti-looping device, and falling down by a cradle to complete yarn coating.
Example 2: the piece dyeing fabric coating process comprises the following steps: method for coating spandex with nylon in piece dyeing field
Coating twist: 50D terylene +20D spandex, 580 twists/meter, coating drafting multiple: 3 times, the twisting direction of the wrapping yarn: z twist
Adopt stainless steel aluminum pipe, the surface of aluminum pipe is smooth, and no fish tail selects for use tension control formula winder, and cladding yarn weight scope 0.95 KG/is individual, and cladding paper tube selects for use the surface smooth, no burr, have the parallel paper tube of slot, and computer control formula cladding machine is selected for use to the cladding machine, and concrete operating procedure is as follows:
(1) yarn pouring: pouring the raw polyester yarn to an aluminum tube for a covering machine at the speed of 900m/min, wherein the raw yarn and the aluminum tube yarn share a center line, and the denier of spandex is 20D;
(2) setting parameters: carrying out spandex pendulum yarn, aluminum pipe pendulum yarn, ann's paper tube in proper order, the drive ratio of draft gear: 1345.996/580 is 2.3206, the transmission ratio of the feeding gear is: 3768.789/580/3 is 2.1142, the transmission ratio of the curling gear: 70/80 × 94% ═ 0.822, coating time: 9723 minutes, speed of covering 15.517m/min, denier of covering: 56.67.
(3) coating spandex: the coating yarn for piece-dyed fabric has air humidity of 70% and yarn density of 0.48g/cm3The ingot speed of the coating machine is 9000 revolutions per minute, the drafting linear speed is 21m/min, the internal and external tightness of the coated yarn is consistent, and the weight is 0.95kg per yarnThe yarn crimping rate is 94%, the wrapping twist number is 580 twists, the drafting multiple is 3.0 times, the yarn wrapping speed is 15.517m/min, the polyester denier is 50D, the elasticity of the wrapping yarn is kept at 68%, and the tension is 18 cN;
(4) and (3) raising the head, namely winding each spindle sequentially through a pre-drafting roller, a feeding roller, a drafting roller, a groove drum and a spindle and finally sharing a center line with the anti-looping device on an empty paper tube to fall off through a cradle to complete yarn coating.
Example 3: the covering process of the knitted fabric comprises the following steps: method for coating spandex with chinlon in knitting field
Coating twist: 40D nylon +20D spandex, 550 twists/meter, coating draft multiple: 2.8 times, the twisting direction of the wrapping yarn: s twist
Adopt stainless steel aluminum pipe, the surface of aluminum pipe is smooth, and no fish tail selects for use tension control formula winder, and cladding yarn weight scope 0.9 KG/is individual, and cladding paper tube selects for use the surface smooth, no burr, have the parallel paper tube of slot, and computer control formula cladding machine is selected for use to the cladding machine, and concrete operating procedure is as follows:
(1) yarn pouring: pouring the nylon or terylene raw yarn to an aluminum tube for a wrapping machine, wherein the speed is 1100m/min, the raw yarn and the aluminum tube cheese share a central line, and the denier of spandex is 20D;
(2) setting parameters: carrying out spandex pendulum yarn, aluminum pipe pendulum yarn, ann paper tube in proper order, the drive ratio of draft gear: 1345.996/550 is 2.4472, the transmission ratio of the feeding gear: 3768.789/550/2.8 ═ 2.4473, the transmission ratio of the crimping gears: 70/80 × 94% ═ 0.8225, coating time: 6518 minutes, speed of package yarn 26.36 m/min, denier of package yarn: 47.14.
(3) coating spandex: the covering yarn for the knitted fabric has the air humidity of 72 percent and the yarn density of 0.55g/cm3The ingot speed of a coating machine is 14500 r/min, the drafting linear speed is 22.3m/min, the internal and external tightness of the coated yarn is consistent, the weight is 0.9 kg/piece, the yarn curling rate is 94%, the coating twist is 550 twist, the drafting multiple is 2.8 times, the yarn coating speed is 26.36 m/min, the nylon denier is 40D, the elasticity of the coated yarn is kept 72%, and the tension is 10 cN;
(4) and (3) raising the head, namely winding each spindle sequentially through a pre-drafting roller, a feeding roller, a drafting roller, a groove drum and a spindle and finally sharing a center line with the anti-looping device on an empty paper tube to fall off through a cradle to complete yarn coating.
The quality index test results of the invention are as follows:
Claims (1)
1. a method for coating spandex on chinlon or terylene used for yarn-dyed, knitted and piece-dyed fabrics, wherein the weight of the inverted chinlon or terylene is 0.45-0.7 kg/piece, a stainless steel aluminum tube is adopted, the surface of the aluminum tube is smooth and has no scratch, a tension type winder is selected, the weight of coated yarns is 0.7-1.3 kg/piece, a parallel paper tube with smooth surface, no burr and grooves is selected as a coated paper tube, and a computer-controlled coating machine is selected as the coating machine, and the method is characterized by comprising the following steps of:
(1) yarn reversing: pouring the raw nylon or terylene yarn to an aluminum tube for a cladding machine at the speed of 800-;
(2) setting parameters: carrying out spandex pendulum yarn, aluminum pipe pendulum yarn, ann's paper tube in proper order, the drive ratio of draft gear: 1345.996/wrap twist, feed gear ratio: 3768.789/coating twist/coating draft, ratio of crimping gears: 70/80-the rate of curvature of the coil,
wherein "1345.996" is the drawing coefficient of the drawing gear, "3768.789" is the twist coefficient of the feeding gear, "/" both represent "division";
(3) coating spandex: the coated yarn for yarn-dyed fabric has air humidity of 60-68% and yarn density of 0.35-0.5g/cm3The ingot speed of the cladding machine is 8000-15000 turns/minute, the drawing linear speed is 18-23m/min, the internal and external tightness of the cladding yarn is consistent, the weight is 0.7-1.0 kg/piece, the yarn curling rate is 89-96 percent, the cladding twist is 350-700 twists, the drawing multiple is 2.7-3.6 times, and the cladding yarn speed is 700 twistsThe degree is 15-25m/min, the denier of the nylon or terylene is 30D-200D, the elasticity of the coated yarn is kept at 63-75%, and the tension is 9-20 cN; the coating yarn for piece-dyed fabric has air humidity of 65-75% and yarn density of 0.4-0.55g/cm3The ingot speed of a coating machine is 8000-16000 turns/min, the drawing linear speed is 18-25m/min, the internal and external tightness of the coated yarn is consistent, the weight is 0.8-1.3 kg/piece, the yarn curling rate is 90-97 percent, the coating twist is 350-750 twists, the drawing multiple is 2.6-3.4 times, the yarn coating speed is 15-25m/min, the denier of nylon or terylene is 20D-200D, the elasticity of the coated yarn is kept 65-75 percent, and the tension is 15-25 cN; the covering yarn for the knitted fabric has the air humidity of 68-75 percent and the yarn density of 0.35-0.55g/cm3The ingot speed of a coating machine is 8000-16000 turns/minute, the drawing linear speed is 18-25m/min, the internal and external tightness of the coated yarn is consistent, the weight is 0.8-1.2 kg/piece, the yarn curling rate is 88-94%, the coating twist is 450-900 twists, the drawing multiple is 2.0-3.2 times, the yarn coating speed is 15-27 m/minute, the denier of nylon or terylene is 20D-150D, the elasticity of the coated yarn is kept 60-73%, and the tension is 9-20 cN;
(4) and (3) raising the head, namely winding each spindle sequentially through a pre-drafting roller, a feeding roller, a drafting roller, a groove drum and a spindle and finally sharing a center line with the anti-looping device on an empty paper tube to fall off through a cradle to complete yarn coating.
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| CN202010510738.8A CN111778606B (en) | 2020-06-06 | 2020-06-06 | Method for coating spandex by chinlon or terylene for yarn-dyed, knitted and piece-dyed fabrics |
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| CN202010510738.8A CN111778606B (en) | 2020-06-06 | 2020-06-06 | Method for coating spandex by chinlon or terylene for yarn-dyed, knitted and piece-dyed fabrics |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009068147A (en) * | 2007-09-14 | 2009-04-02 | Opelontex Co Ltd | Covered elastic yarn |
| CN103911708B (en) * | 2014-04-25 | 2016-03-30 | 江南大学 | A kind of antibacterial blended yarn manufacturing technique |
| CN105113083A (en) * | 2015-09-22 | 2015-12-02 | 江苏邦源新材料股份有限公司 | Nylon-spandex covered yarn used for manufacturing light and thin wear-resistant steel silk stockings and production technology thereof |
| CN107475845B (en) * | 2017-08-07 | 2019-08-16 | 东华大学 | The elastic fasciated yarn and fabric as made from it of a kind of anti-electromagnetic radiation |
| CN111235907A (en) * | 2020-01-22 | 2020-06-05 | 鲁泰纺织股份有限公司 | Dyeing method of polyester spandex-covered high-elastic yarn |
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