CN102797085B - High-strength vinylon blended yarn and processing method thereof - Google Patents
High-strength vinylon blended yarn and processing method thereof Download PDFInfo
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- CN102797085B CN102797085B CN201210247582.4A CN201210247582A CN102797085B CN 102797085 B CN102797085 B CN 102797085B CN 201210247582 A CN201210247582 A CN 201210247582A CN 102797085 B CN102797085 B CN 102797085B
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- 229920000742 Cotton Polymers 0.000 claims abstract description 96
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000002156 mixing Methods 0.000 claims abstract description 26
- 238000009987 spinning Methods 0.000 claims abstract description 25
- 238000007664 blowing Methods 0.000 claims abstract description 14
- 229920004933 Terylene® Polymers 0.000 claims description 66
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 66
- 239000000203 mixture Substances 0.000 claims description 25
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 19
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 238000003786 synthesis reaction Methods 0.000 claims description 16
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- 230000009467 reduction Effects 0.000 claims description 2
- 238000009960 carding Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
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- 238000005299 abrasion Methods 0.000 description 10
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- 238000004140 cleaning Methods 0.000 description 5
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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Abstract
The invention discloses a high-strength vinylon blended yarn and a processing method of the high-strength vinylon blended yarn. The high-strength vinylon blended yarn is formed by blending 45%-60% of polyster fibers, 25%-35% of high-strength vinylon fibers and 15%-25% of cotton fibers, wherein the strength of the high-strength vinylon fibers is more than 7cN/dtex. The processing method of the high-strength vinylon blended yarn comprises the procedures of blowing, carding, drawing, roving, spinning and spooling. According to the high-strength vinylon blended yarn and the processing method, the problems that the strength and the wear resistance of the blended yarn are poor, and the using range is narrow in the prior art can be solved, and the high-strength vinylon blended yarn disclosed by the invention has the advantages of high strength, good wear resistance, wide applicable range, and extremely high promotional value.
Description
Technical field
The present invention relates to textile technology field, particularly relate to a kind of intensity is high, ABRASION RESISTANCE is good high strength vinylon blended yarn and processing method.
Background technology
The characteristics such as polyvinyl alcohol fibre (vinal, PVA) not only possesses acid and alkali-resistance, anticorrosion, wear-resisting, intensity is large, modulus is high, resistance to impact is good, and it is heat-resisting, cold-resistant, chemicals-resistant corrosive nature etc. is all better than other synthetic fiber and natural fabric; Secondly polyvinyl good hydrophilic property, hygroscopicity is higher than other synthetic fiber, it and cotton water absorbing properties are close, have and be easy to textile process and do not need the advantages such as special installation, polyvinyl also has aboundresources, has the advantage of good equipment Foundations and production capacity at home in addition, therefore, polyvinyl was once widely used in garment industry.But polyvinyl also has, and dyeability is poor, color and luster is not bright-coloured, elasticity, hot water resistance are poor, the shortcoming of poor dimensional stability etc., causes polyvinyl exit garment industry gradually in 20 century 70 later stages and turn to the industrial field such as industrial or agricultural, fishery.Polyvinyl alcohol fibre is used to alternative asbestos and the glass fibre fortifying fibre etc. as concrete reinforced material, heat-resisting friction material, tire cord, conveyer belt, high-pressure fire hose, sewing thread, rope and plastics, rubber mostly.In recent years, the exploitation of high-strength and high-modulus polyvinyl alcohol fibre made polyvinyl alcohol fibre have the possibility of application at garment industry.On current existing polyvinyl equipment, do not need how many investments, transform a little, just can produce high-strength and high-modulus polyvinyl, therefore, high-strength and high-modulus polyvinyl has had the higher ratio of performance to price.Because the heat resistance of polyvinyl far exceedes terylene, therefore the practical value of high strength vinylon fiber is better than high-strength polyester fiber.The patent document that publication date is on December 14th, 2011, publication number is CN202072842U discloses a kind of polyester cotton blended yarns, relate to a kind of top layer and be mainly the polyester cotton blended yarns that cotton and sandwich layer is mainly terylene, be made up of sandwich layer and top layer, sandwich layer is that the terylene short fiber of 60 ~ 80% and the cotton fiber of 20 ~ 40% interlock confounded arrangement, and top layer is that the terylene short fiber of 20 ~ 40% and the cotton fiber of 60 ~ 80% interlock confounded arrangement.This polyester cotton blended yarn mainly solves that Quality Pure Cotton Yarn Production brute force is low, cost is high and the polyester cotton blended yarn of prior art touches the problem of skinfeel difference, the cotton yarn that compensate for prior art is difficult to the deficiency realizing mechanical property and skin sense of touch compatibility, but this polyester cotton blending yarn intensity and ABRASION RESISTANCE all poor, the scope of application is very narrow.
Summary of the invention
The object of the invention is the yarn blend strength for solving prior art and wear no resistance, problem that the scope of application the is narrow and high strength vinylon blended yarn that a kind of intensity is high, ABRASION RESISTANCE is good is provided.
Another object of the present invention is to provide the processing method of the high strength vinylon blended yarn that a kind of intensity is high, ABRASION RESISTANCE is good.
The present invention for the concrete technical scheme reaching above-mentioned technical purpose and adopt is: a kind of high strength vinylon blended yarn, by the polyster fibre of weight ratio 45% ~ 60%, the high strength vinylon fiber of 25% ~ 35% and 15% ~ 25% cotton fiber blending form, total amount after three kinds of fibers are added is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex.Polyster fibre of the present invention, high strength vinylon fiber and cotton fiber mixed yarn terylene, polyvinyl and cotton fiber good characteristic owing to having possessed simultaneously, eliminate respective self-defect, therefore with the fabric that blended yarn of the present invention is made, there is good acid-fast alkali-proof, intensity, heat resistance, elasticity, crease resistance, ABRASION RESISTANCE, hygroscopicity, gas permeability and dyeability, specifically, adding of polyster fibre makes blended yarn of the present invention have good elasticity, crease resistance, overcomes the shortcoming of polyvinyl alcohol fibre poor flexibility, crease resistance difference; Adding of high strength vinylon fiber make blended yarn of the present invention have good resistance to acids and bases, light resistance, ABRASION RESISTANCE, hygroscopicity and higher intensity, overcome that polyster fibre is not alkaline-resisting, hygroscopicity is low, the shortcoming of poor air permeability; The fabric that blended yarn of the present invention is made that adds of cotton fiber has good dyeability, hygroscopicity and comfortableness next to the skin, overcome polyster fibre and polyvinyl alcohol fibre dyeability difference and uncomfortable shortcoming next to the skin.High strength vinylon of the present invention refers to that fibre strength is greater than the polyvinyl alcohol fibre of 7cN/dtex, the use of high-strength and high-modulus polyvinyl alcohol fibre, high strength vinylon blended yarn of the present invention is made to have good intensity and ABRASION RESISTANCE, especially as the such as BDU etc. of field dress, there are very large comparative advantages, it not only can be applied to garment industry, and has the very high ratio of performance to price.In addition, weight ratio described here, refer to polyster fibre, high strength vinylon fiber and the cotton fiber ratio in resultant yarn, because in textile industry, because different raw materials is in process, its proportion of goods damageds are different, when feeding intake, in the ratio of each raw material and final resultant yarn, the ratio of each raw material is also distinguishing, raw material ratio after resultant yarn that loss is large can decrease, therefore the raw material that loss is large will improve ratio when feeding intake usually, final product so just can be made to reach the proportion requirement of design, so weight ratio of the present invention, the ratio of each raw material in final resultant yarn, actual also need when feeding intake considers the loss of different materials in spinning process.
As preferably, high strength vinylon blended yarn by the polyster fibre of weight ratio 48% ~ 53%, the high strength vinylon fiber of 27% ~ 33% and 18% ~ 23% cotton fiber blending form, total amount after three kinds of fibers are added is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex.
As preferably, polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed on the cross section of blended yarn.Polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed and can give full play to three kinds of fibers advantage separately on the cross section of blended yarn, and are conducive to the self-defect of offsetting them.
The processing method of high strength vinylon blended yarn, comprise blowing, comb and parallel cotton fibers prior to spinning, drafting, rove, spun yarn and winding procedure, described high strength vinylon blended yarn by the polyster fibre of weight ratio 45% ~ 60%, the high strength vinylon fiber of 25% ~ 35% and 15% ~ 25% cotton fiber blending form, total amount after three kinds of fibers are added is 100%, described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex, comprises following steps:
A. blowing: polyster fibre and high strength vinylon fibers mixture are made lap, high strength vinylon fiber bag and polyster fibre inter-packet gap arrange and cut height to be filled and led up, be convenient to griping cotton machine evenly capture, consider that chemical fibre is more fluffy, the speed of suitable reduction lapper lap roller is 12 ~ 14 revs/min, and opener Beater Speed controls at 450 ~ 530 revs/min.The curling few smooth surface of polyvinyl alcohol fibre, between fiber, cohesive force is little, and easily produces electrostatic, and independent rolling slivering difficulty is large, therefore mixes with terylene when cotton cleaning process feeds intake, and to improve the spinnability of polyvinyl alcohol fibre, also can solve the yellowish-white aberration of two kinds of fibers simultaneously.High strength vinylon first mixes with terylene by the present invention, high strength vinylon bag and terylene inter-packet gap arrange and cut height to be filled and led up, be convenient to griping cotton machine evenly capture, according to doubling in high strength vinylon raw material and the more situation of hard silk, in the method that cotton cleaning process is taked many pines and fallen more, the present invention slows the speed of feed roll motor, amplifies dirt rod spacer simultaneously, to reach the object of the fault that falls, improve blowing quality more.In addition, because the polyvinyl bale of cotton is tightr, fibrous elasticity is good not as good as terylene, bale breaking within the identical time, the height of the polyvinyl bale of cotton is obviously low than terylene bag, and therefore when unpacking, polyvinyl bag need shift to an earlier date bale breaking, makes polyvinyl carry out nature bale breaking, before start production, polyvinyl and terylene are spaced and cut height and fill and lead up, and guarantee that cotton trying one's best evenly grabbed by griping cotton machine.
B. comb and parallel cotton fibers prior to spinning: the lap mixed with terylene by high strength vinylon makes terylene/high strength vinylon blended sliver by combing, slivering, spacing between breast swift and cover plate is set to 0.28 × 0.26 × 0.26 × 0.26 × 0.28 millimeter ~ 0.32 × 0.30 × 0.30 × 0.30 × 0.32 millimeter, cylinder speed controls at 300 ~ 350 revs/min, licker-in speed controls at 680 ~ 750 revs/min, and weight of card sliver controls at 21.0 ~ 22.6 grams/5 meters; Cotton fiber routinely combing by blowing, comb and parallel cotton fibers prior to spinning, silver lap and roll up, combing five processes is spun into is quantitatively the combing sliver of 21.0 ~ 22.6 grams/5 meters.
Lap is made terylene/high strength vinylon blended sliver by combing, slivering by the present invention, adopts space tighter than chemical fibre normal process, to improve carding quality, reduces cotton knot; Adopt the weight of card sliver of 21.0 ~ 22.6 grams/5 meters, slow down doffer speed, fully to get rid of doubling in polyvinyl alcohol fibre and hard silk, improve carding quality.
C. together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopts the total draft of 5.85 ~ 6.1 times and the back area draft of 1.70 ~ 1.85 times, make terylene/high strength vinylon pre-drawing.
D. mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in feeding bar and carry out and close, adopt the total draft of 7.8 ~ 8.2 times and the back area draft of 1.66 ~ 1.72 times, make the mixed drafting of terylene/high strength vinylon/cotton three kinds of Material synthesis.
E. two roads are mixed also: always stretching the mixed also strip adoption 7.8 ~ 8.1 times of 8 terylene/high strength vinylons/cotton synthesis to lead and carry out and close, and adopt the back area draft of 1.40 ~ 1.48 times.Two roads mix and by the mixed of 8 terylene/high strength vinylons/cotton synthesis and always the stretching to lead and carry out and close of strip adoption about 8 times, and adopt less back area draft, and strip can be avoided so overdone excessively rotten; Mixing in doubling step employing of the present invention gives together also and twice mix technique also, and terylene/high strength vinylon blended sliver made above and combing sliver are carried out and closed, and guarantees the full and uniform mixed of three kinds of fibers; After final resultant yarn, the ratio of each fiber in yarn has error, by the collocation of combined roots and the quantitative adjustment of strip, carrys out the mixed proportion accurately and effectively controlling each fiber.
F. rove: the rove being spun into terylene/three kinds, high strength vinylon/cotton raw material composition after mixed drafting is carried out draw twisting, and adopt the back area draft of 1.28 ~ 1.32 times and the nip gauge of 4.5 ~ 5.5 millimeters, under the prerequisite of spun yarn not harmful drafting, roving twist factor control bigger than normal, its twist factor controls more than 70.
G. spun yarn: the spun yarn rove of terylene/high strength vinylon/cotton synthesis being spun into terylene/high strength vinylon/cotton blending through draw twisting, hardness is adopted to be 72 ° ~ 78 °, the anti-front leather roller around process of surface warp, adopt the back area draft of 1.24 ~ 1.30 times, controlling yarn twist factor scope is 330 ~ 350, and spinning spindle speed is between 13750 ~ 15000 revs/min; To reduce the end breakage rate of spun yarn, be stable into yarn quality.
H. winder: terylene/high strength vinylon/cotton blending spun yarn network become cylinder yarn and become to wrap into storehouse, adopting the doff linear velocity of 1200 ~ 1300 ms/min.Adopt the doff linear velocity of 1200 ~ 1300 ms/min, the deterioration of filoplume growth and yarn evenness quality can be reduced; Suitable electronic yarn clearer parameter is set, to remove harmful yarn defect by the quality requirement of yarn.
The invention has the beneficial effects as follows: it efficiently solve the yarn blend strength of prior art and wear no resistance, problem that the scope of application is narrow, high strength vinylon yarn blend strength of the present invention is high, ABRASION RESISTANCE good, applied widely, has very high promotional value.
Detailed description of the invention
Be further described below by the detailed description of the invention of embodiment to technical solution of the present invention.
Embodiment 1
A kind of high strength vinylon blended yarn, described high strength vinylon blended yarn by 1.50dt × 38mm polyster fibre of weight ratio 50%, 1.50dt × 35mm high strength vinylon fiber of 25% and 25% cotton fiber blending form, the specification of cotton fiber is 229A, described polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed on the cross section of blended yarn, and described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex.
The processing method of the high strength vinylon blended yarn of embodiment 1, comprises blowing, comb and parallel cotton fibers prior to spinning, drafting, rove, spun yarn and winding procedure, comprises following steps:
Cotton cleaning process: high strength vinylon fiber and polyster fibre are mixed and made into lap, high strength vinylon fiber bag and polyster fibre inter-packet gap arrange and cut height to be filled and led up, and the speed controlling lapper lap roller is 12 revs/min, and opener Beater Speed is 480 revs/min.
Carding step: lap is made terylene/high strength vinylon blended sliver by combing, slivering, spacing between breast swift and cover plate is set to 0.30 × 0.28 × 0.28 × 0.28 × 0.30 millimeter, weight of card sliver controls at 21.5 grams/about 5 meters, cylinder speed is 310 revs/min, licker-in speed is 700 revs/min, fully to get rid of doubling in high strength vinylon fiber and hard silk.
Cotton fiber routinely combing by blowing, comb and parallel cotton fibers prior to spinning, silver lap and roll up, combing five processes is spun into is quantitatively the combing sliver of 21.5 grams/5 meters.
Mixing in doubling step: mixing in doubling step adopt give together and and twice mix and technique, wash/tie up blended sliver and combing sliver carry out and close by made above, and guarantee that the abundant of three kinds of fibers mixes.
Together pre-also: 6 terylene/high strength vinylon blended sliver is carried out and closed, adopts the total draft of 6 times and the back area draft of 1.8 times, making is quantitatively the terylene/high strength vinylon pre-drawing of 21.5 grams/5 meters.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in feeding bar and carry out and close, adopt the total draft of 6.04 times and the back area draft of 1.7 times, make the mixed drafting of terylene/high strength vinylon/cotton three kinds of Material synthesis.
Two roads are mixed also: always stretching the mixed also strip adoption 8 times of 8 terylene/high strength vinylons/cotton synthesis to lead and carry out and close, and adopt the back area draft of 1.46 times, avoid strip overdone excessively rotten; After final resultant yarn, the ratio of each fiber in yarn has error, by the collocation of combined roots and the quantitative adjustment of strip, carrys out the mixed proportion accurately and effectively controlling each fiber.
Roving Frames: the rove being spun into terylene/three kinds, high strength vinylon/cotton raw material composition after mixed drafting is carried out draw twisting, and adopt the back area draft of 1.29 times and the nip gauge of 5 millimeters, roving twist factor controls more than 70.
Spinning process: the rove of terylene/high strength vinylon/cotton synthesis is twisted the spun yarn being spun into terylene/high strength vinylon/cotton blending, is improve resultant yarn strand quality, spinning process employing hardness is that the front leather roller of 75 ° is anti-around process with surface warp.Spinning spindle speed is: the segment design of blank pipe 14000 revs/min, 14500 revs/min, little yarn, 14800 revs/min, stage casing, large 14500 revs/min, yarn, full 13800 revs/min, yarn, to reduce the end breakage rate of size yarn, is stable into yarn quality.
Winding procedure: terylene/high strength vinylon/cotton blending spun yarn network become cylinder yarn and become to wrap into storehouse, adopting the doff linear velocity of 1250 ms/min.
The finished product high strength vinylon blended yarn processed by above process, its physical testing data are:
Line density is 19.7tex; Deviation of weight is+0.4%; Hundred meters of weight variation coefficient CV are 1.8%; Strip dry uniformity variant coefficient CV is 11.6%; Single end strength is 26.3cN/tex; Single end strength coefficient of variation CV is 7.8%.
The grey cloth of the grey cloth that high strength vinylon blended yarn of the present invention is produced and polyester-cotton blend 65/35 yarn production is powerful to be compared as follows with the test data of ABRASION RESISTANCE:
Polyester-cotton blend grey cloth: the number of times of resistance to plain grinding 15480 times; Tearing brute force warp-wise 50N, broadwise 43N; Ultimate strength warp-wise 960N, broadwise 854N;
High strength vinylon blended yarn grey cloth: the number of times of resistance to plain grinding 49500 times; Tearing brute force warp-wise is greater than 72N, broadwise is greater than 62.7N; Ultimate strength warp-wise 1840N, broadwise 1510N;
As can be seen here, with the grey cloth that high strength vinylon blended yarn of the present invention is produced, its ABRASION RESISTANCE is 3.2 times of former polyester-cotton blend 65/35 grey cloth, tearing brute force is 1.44 to 1.46 times of polyester-cotton blend 65/35 grey cloth, ultimate strength is 1.77 to 1.92 times of polyester-cotton blend 65/35 grey cloth, obvious the present invention in contrast, has had substantial difference, has had significant technological progress.
Embodiment 2
The high strength vinylon blended yarn of embodiment 2 by 1.50dt × 38mm polyster fibre of weight ratio 45%, 1.50dt × 35mm high strength vinylon fiber of 35% and 20% cotton fiber blending form, described polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed on the cross section of blended yarn, described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex, and all the other are identical with embodiment 1.
The processing method of the high strength vinylon blended yarn of embodiment 2, comprises blowing, comb and parallel cotton fibers prior to spinning, drafting, rove, spun yarn and winding procedure, comprises following steps:
Cotton cleaning process: high strength vinylon fiber and polyster fibre are mixed and made into lap, high strength vinylon fiber bag and polyster fibre inter-packet gap arrange and cut height to be filled and led up, and the speed controlling roller is 14 revs/min, and opener Beater Speed is 500 revs/min.
Carding step: lap is made terylene/high strength vinylon blended sliver by combing, slivering, spacing between breast swift and cover plate is set to 0.28 × 0.26 × 0.26 × 0.26 × 0.28 millimeter, weight of card sliver controls at 21.6 grams/about 5 meters, cylinder speed is 330 revs/min, licker-in speed controls at 720 revs/min, fully to get rid of doubling in high strength vinylon fiber and hard silk.
Cotton fiber routinely combing by blowing, comb and parallel cotton fibers prior to spinning, silver lap and roll up, combing five processes is spun into is quantitatively the combing sliver of 21.6 grams/5 meters.
Mixing in doubling step: mixing in doubling step adopt give together and and twice mix and technique, wash/tie up blended sliver and combing sliver carry out and close by made above, and guarantee that the abundant of three kinds of fibers mixes.
Together pre-also: 6 terylene/high strength vinylon blended sliver is carried out and closed, adopts the total draft of 6.0 times and the back area draft of 1.75 times, making is quantitatively the terylene/high strength vinylon pre-drawing of 21.6 grams/5 meters.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in feeding bar and carry out and close, adopt the total draft of 8.02 times and the back area draft of 1.68 times, make the mixed drafting of terylene/high strength vinylon/cotton three kinds of Material synthesis.
Two roads are mixed also: always stretching the mixed also strip adoption 7.95 times of 8 terylene/high strength vinylons/cotton synthesis to lead and carry out and close, and adopt the back area draft of 1.45 times, avoid strip overdone excessively rotten; After final resultant yarn, the ratio of each fiber in yarn has error, by the collocation of combined roots and the quantitative adjustment of strip, carrys out the mixed proportion accurately and effectively controlling each fiber.
Roving Frames: the rove being spun into terylene/three kinds, high strength vinylon/cotton raw material composition after mixed drafting is carried out draw twisting, and adopt the back area draft of 1.28 times and the nip gauge of 4.9 millimeters, roving twist factor controls more than 70.
Spinning process: the rove of terylene/high strength vinylon/cotton synthesis is twisted the spun yarn being spun into terylene/high strength vinylon/cotton blending, is improve resultant yarn strand quality, spinning process employing hardness is that the front leather roller of 72 ° is anti-around process with surface warp.Spinning spindle speed is: the segment design of blank pipe 13950 revs/min, 14450 revs/min, little yarn, 14750 revs/min, stage casing, large 14450 revs/min, yarn, full 13750 revs/min, yarn, to reduce the end breakage rate of size yarn, is stable into yarn quality.
Winding procedure: terylene/high strength vinylon/cotton blending spun yarn network become cylinder yarn and become to wrap into storehouse, adopting the doff linear velocity of 1200 ms/min.
Embodiment 3
The high strength vinylon blended yarn of embodiment 3 by 1.50dt × 38mm polyster fibre of weight ratio 60%, 1.50dt × 35mm high strength vinylon fiber of 25% and 15% cotton fiber blending form, described polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed on the cross section of blended yarn, described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex, and all the other are identical with embodiment 1.
The processing method of the high strength vinylon blended yarn of embodiment 3, comprises blowing, comb and parallel cotton fibers prior to spinning, drafting, rove, spun yarn and winding procedure, comprises following steps:
Cotton cleaning process: high strength vinylon fiber and polyster fibre are mixed and made into lap, high strength vinylon fiber bag and polyster fibre inter-packet gap arrange and cut height to be filled and led up, and the speed controlling lapper lap roller is 14 revs/min, and opener Beater Speed is 510 revs/min.
Carding step: lap is made terylene/high strength vinylon blended sliver by combing, slivering, spacing between breast swift and cover plate is set to 0.32 × 0.30 × 0.30 × 0.30 × 0.32 millimeter, weight of card sliver controls at 22 grams/about 5 meters, cylinder speed is 350 revs/min, licker-in speed is 720 revs/min, fully to get rid of doubling in high strength vinylon fiber and hard silk.
Cotton fiber routinely combing by blowing, comb and parallel cotton fibers prior to spinning, silver lap and roll up, combing five processes is spun into is quantitatively the combing sliver of 22 grams/5 meters.
Mixing in doubling step: mixing in doubling step adopt give together and and twice mix and technique, wash/tie up blended sliver and combing sliver carry out and close by made above, and guarantee that the abundant of three kinds of fibers mixes.
Together pre-also: 6 terylene/high strength vinylon blended sliver is carried out and closed, adopts the total draft of 6.1 times and the back area draft of 1.85 times, making is quantitatively the terylene/high strength vinylon pre-drawing of 22 grams/5 meters.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in feeding bar and carry out and close, adopt the total draft of 8.06 times and the back area draft of 1.72 times, make the mixed drafting of terylene/high strength vinylon/cotton three kinds of Material synthesis.
Two roads are mixed also: always stretching the mixed also strip adoption 8.05 times of 8 terylene/high strength vinylons/cotton synthesis to lead and carry out and close, and adopt the back area draft of 1.47 times, avoid strip overdone excessively rotten; After final resultant yarn, the ratio of each fiber in yarn has error, by the collocation of combined roots and the quantitative adjustment of strip, carrys out the mixed proportion accurately and effectively controlling each fiber.
Roving Frames: the rove being spun into terylene/three kinds, high strength vinylon/cotton raw material composition after mixed drafting is carried out draw twisting, and adopt the back area draft of 1.30 times and the nip gauge of 5.1 millimeters, roving twist factor controls more than 70.
Spinning process: the rove of terylene/high strength vinylon/cotton synthesis is twisted the spun yarn being spun into terylene/high strength vinylon/cotton blending, is improve resultant yarn strand quality, spinning process employing hardness is that the front leather roller of 75 ° is anti-around process with surface warp.Spinning spindle speed is: the segment design of blank pipe 14050 revs/min, 14550 revs/min, little yarn, 14850 revs/min, stage casing, large 14550 revs/min, yarn, full 13850 revs/min, yarn, to reduce the end breakage rate of size yarn, is stable into yarn quality.
Winding procedure: terylene/high strength vinylon/cotton blending spun yarn network become cylinder yarn and become to wrap into storehouse, adopting the doff linear velocity of 1260 ms/min.
Claims (1)
1. the processing method of a high strength vinylon blended yarn, comprise blowing, comb and parallel cotton fibers prior to spinning, drafting, rove, spun yarn and winding procedure, described high strength vinylon blended yarn by 1.50dt × 38mm polyster fibre of weight ratio 45%, 1.50dt × 35mm high strength vinylon fiber of 35% and 20% cotton fiber blending form, described polyster fibre, high strength vinylon fiber and cotton fiber are uniformly distributed on the cross section of blended yarn, described high strength vinylon fiber is the polyvinyl alcohol fibre that fibre strength is greater than 7cN/dtex, it is characterized in that comprising following steps:
A. blowing: polyster fibre and high strength vinylon fibers mixture are made lap, high strength vinylon fiber bag and polyster fibre inter-packet gap arrange and cut height to be filled and led up, be convenient to griping cotton machine evenly capture, consider that chemical fibre is more fluffy, the speed of suitable reduction lapper lap roller is 14 revs/min, and opener Beater Speed controls at 500 revs/min;
B. comb and parallel cotton fibers prior to spinning: the lap mixed with terylene by high strength vinylon makes terylene/high strength vinylon blended sliver by combing, slivering, spacing between breast swift and cover plate is set to 0.28 × 0.26 × 0.26 × 0.26 × 0.28 millimeter, cylinder speed controls at 330 revs/min, licker-in speed controls at 720 revs/min, and weight of card sliver controls at 21.6 grams/5 meters;
Cotton fiber routinely combing by blowing, comb and parallel cotton fibers prior to spinning, silver lap and roll up, combing five processes is spun into is quantitatively the combing sliver of 21.6 grams/5 meters;
C. together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopts the total draft of 6.0 times and the back area draft of 1.75 times, make terylene/high strength vinylon pre-drawing;
D. mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in feeding bar and carry out and close, adopt the total draft of 8.02 times and the back area draft of 1.68 times, make the mixed drafting of terylene/high strength vinylon/cotton three kinds of Material synthesis;
E. two roads are mixed also: always stretching the mixed also strip adoption 7.95 times of 8 terylene/high strength vinylons/cotton synthesis to lead and carry out and close, and adopt the back area draft of 1.45 times;
F. rove: the rove being spun into terylene/three kinds, high strength vinylon/cotton raw material composition after mixed drafting is carried out draw twisting, and adopt the back area draft of 1.28 times and the nip gauge of 4.9 millimeters, under the prerequisite of spun yarn not harmful drafting, roving twist factor control bigger than normal, its twist factor controls more than 70;
G. spun yarn: the spun yarn rove of terylene/high strength vinylon/cotton synthesis being spun into terylene/high strength vinylon/cotton blending through draw twisting, adopts hardness to be 72 °, the anti-front leather roller around process of surface warp; Spinning spindle speed is: blank pipe 13950 revs/min, 14450 revs/min, little yarn, 14750 revs/min, stage casing, large 14450 revs/min, yarn, full 13750 revs/min, yarn;
H. winder: terylene/high strength vinylon/cotton blending spun yarn network become cylinder yarn and become to wrap into storehouse, adopting the doff linear velocity of 1200 ms/min.
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| CN103352306A (en) * | 2013-07-26 | 2013-10-16 | 吴江市金迪喷织厂 | Stain repellent and durable fabric fibers |
| CN103469434A (en) * | 2013-09-22 | 2013-12-25 | 吴江市锦邦纺织品有限公司 | Multifunctional memory fabric |
| CN104499135B (en) * | 2014-12-01 | 2017-02-01 | 际华三五零九纺织有限公司 | Method for producing high-count yarns from vinylon and polyester fibers, and cotton by blending |
| CN104726987A (en) * | 2015-04-13 | 2015-06-24 | 百鑫（中国）有限公司 | Production method of knitted polyester yarn |
| CN105133114A (en) * | 2015-07-29 | 2015-12-09 | 安徽创星实业有限公司 | Terylene, polyvinyl and cotton fiber blended yarn |
| CN105401284B (en) * | 2015-12-18 | 2018-07-24 | 烟台市金城毛纺织厂 | A kind of Yarn spinning method of polyvinyl long filament cut-out body |
| CN106929969A (en) * | 2017-04-27 | 2017-07-07 | 桐乡市威泰纺织有限责任公司 | A kind of preparation technology of high intensity line |
| CN110714246B (en) * | 2019-10-16 | 2020-11-24 | 江南大学 | A kind of short-flow spinning method |
| CN114016174A (en) * | 2021-11-16 | 2022-02-08 | 常州科旭纺织有限公司 | Soft anti-cutting textile yarn and fabric with same |
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Effective date of registration: 20220316 Address after: 311400 Jiangjia village, Lushan street, Fuyang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Chunjiang Light Textile Industry Group Co.,Ltd. Patentee after: INSTITUTE OF QUARTERMASTER ENGINEERING TECHNOLOGY, INSTITUTE OF SYSTEMS ENGINEERING, ACADEMY OF MILITARY SCIENCES Address before: 311407 Lushan street, Fuyang City, Hangzhou City, Zhejiang Province Patentee before: Zhejiang Chunjiang Light Textile Industry Group Co.,Ltd. |
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