CN102797085A - 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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- CN102797085A CN102797085A CN2012102475824A CN201210247582A CN102797085A CN 102797085 A CN102797085 A CN 102797085A CN 2012102475824 A CN2012102475824 A CN 2012102475824A CN 201210247582 A CN201210247582 A CN 201210247582A CN 102797085 A CN102797085 A CN 102797085A
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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
(vinal PVA) not only possesses acid and alkali-resistance, anticorrosion, wear-resisting, characteristic such as intensity is big, modulus is high, resistance to impact is good to polyvinyl alcohol fibre, and it is heat-resisting, cold-resistant, chemicals-resistant corrosive nature etc. all is superior to other synthetic fiber and natural fabric; Next polyvinyl good hydrophilic property; Hygroscopicity is higher than other synthetic fiber; It and cotton water absorbing properties are approaching, having to be easy to weaving processing and not need advantage such as special installation, and polyvinyl also has aboundresources, at home the advantage of Equipment Foundations and production capacity preferably arranged in addition; Therefore, polyvinyl once was 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 to withdraw from garment industry gradually and turn to industrial fields such as industrial or agricultural, fishery in the later stage seventies 20th century.Polyvinyl alcohol fibre is used to substitute asbestos and glass fibre mostly as the fortifying fibre of concrete reinforced material, heat-resisting friction material, tire cord, conveyer belt, water under high pressure tengential belt, sewing thread, rope and plastics, rubber etc.In recent years, the exploitation of high-strength and high-modulus polyvinyl alcohol fibre made polyvinyl alcohol fibre at garment industry possibility of its application arranged.On present existing polyvinyl equipment, do not need how many investments, transform a little, just can produce the high-strength and high-modulus polyvinyl, therefore, the high-strength and high-modulus polyvinyl has had higher performance.Because the heat resistance of polyvinyl far surpasses terylene, so the practical value of high strength vinylon fiber is better than high-strength polyester fiber.Open day be that the patent document that December 14, publication number in 2011 are 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; Form by sandwich layer and top layer; To be that the cotton fiber of 60～80% terylene short fiber and 20～40% is staggered mix arrangement to sandwich layer, and to be that the cotton fiber of 20～40% terylene short fiber and 60～80% is staggered mix arrangement on the top layer.This polyester cotton blended yarn has solved mainly that the 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 skin sense difference; The cotton yarn that has remedied prior art is difficult to realize mechanical property and the compatible deficiency of skin sense of touch; But this polyester cotton blending yarn intensity and ABRASION RESISTANCE are all relatively poor, and the scope of application is very narrow.
Summary of the invention
The objective of the invention is for the blended yarn intensity that solves prior art and wear no resistance, problem that the scope of application is narrow provides the high strength vinylon blended yarn that a kind of intensity is high, ABRASION RESISTANCE is good.
Another object of the present invention provides the processing method of the high strength vinylon blended yarn that a kind of intensity is high, ABRASION RESISTANCE is good.
The present invention reaches the concrete technical scheme that above-mentioned technical purpose adopts to be: a kind of high strength vinylon blended yarn; Form by the polyster fibre of weight ratio 45%～60%, 25%～35% high strength vinylon fiber and 15%～25% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex.Polyster fibre of the present invention, high strength vinylon fiber and cotton fiber mixed yarn are because terylene, polyvinyl and the cotton fiber good characteristic that has possessed simultaneously; Eliminated self-defect separately; Therefore the fabric of processing with blended yarn of the present invention has good acid-fast alkali-proof property, intensity, heat resistance, elasticity, crease resistance, ABRASION RESISTANCE, hygroscopicity, gas permeability and dyeability; Specifically; The adding of polyster fibre makes blended yarn of the present invention have good elasticity, crease resistance, overcome the shortcoming of polyvinyl alcohol fibre poor flexibility, crease resistance difference; The adding of high strength vinylon fiber makes blended yarn of the present invention have good resistance to acids and bases, light resistance, ABRASION RESISTANCE, hygroscopicity and higher intensity, has overcome that polyster fibre is not alkaline-resisting, hygroscopicity is low, the shortcoming of gas permeability difference; The fabric that the adding of cotton fiber is processed blended yarn of the present invention has good dyeability, hygroscopicity and comfortableness next to the shin, has overcome polyster fibre and polyvinyl alcohol fibre dyeability difference and uncomfortable shortcoming next to the shin.High strength vinylon of the present invention is meant the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex; The use of high-strength and high-modulus polyvinyl alcohol fibre; Make high strength vinylon blended yarn of the present invention have good intensity and ABRASION RESISTANCE, especially as open-air dress such as BDU etc., have very big 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 is meant polyster fibre, high strength vinylon fiber and the ratio of cotton fiber 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 the final resultant yarn ratio of each raw material also be distinguishing, raw material ratio behind resultant yarn that loss is big can decrease, so the big raw material of loss will improve ratio usually when feeding intake; So just can make final product reach the proportion requirement of design; So weight ratio of the present invention is the ratio of each raw material in final resultant yarn, also need consider the loss of different materials in spinning process during actual feeding intake.
As preferably; The high strength vinylon blended yarn is formed by the polyster fibre of weight ratio 48%～53%, 27%～33% high strength vinylon fiber and 18%～23% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex.
As preferably, polyster fibre, high strength vinylon fiber and cotton fiber evenly distribute on the cross section of blended yarn.The even distribution on the cross section of blended yarn of polyster fibre, high strength vinylon fiber and cotton fiber can be given full play to three kinds of fibers advantage separately, and helps offsetting their self-defect.
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 is formed by the polyster fibre of weight ratio 45%～60%, 25%～35% high strength vinylon fiber and 15%～25% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex, comprises following steps:
A. blowing: polyster fibre and high strength vinylon fiber mixing are processed lap; High strength vinylon fibre bag and polyster fibre inter-packet gap are arranged and are cut height and fill and lead up; Being convenient to griping cotton machine evenly grasps; Consider that chemical fibre is more fluffy, the speed that suitably reduces the lapper lap roller is 12～14 rev/mins, and opener hired roughneck speed controlling is at 450～530 rev/mins.Polyvinyl alcohol fibre curls and lacks smooth surface, and cohesive force is little between fiber, and is prone to produce static, and rolling slivering difficulty is big separately, therefore when cotton cleaning process feeds intake, mixes with terylene, and to improve the spinnability of polyvinyl alcohol fibre, the while also can solve the yellowish-white aberration of two kinds of fibers.The present invention mixes high strength vinylon earlier with terylene, high strength vinylon bag and terylene inter-packet gap are arranged and cut height and fill and lead up, and are convenient to griping cotton machine and evenly grasp; According to doubling in the high strength vinylon raw material and the more situation of hard silk; Take many pines and the method that falls at cotton cleaning process, the present invention has slowed down the speed of giving cotton roller more, amplifies dirt rod spacer simultaneously; To reach the purpose of the fault that falls, improve the blowing quality more.In addition, because the polyvinyl bale of cotton is tightr, fibrous elasticity is good not as good as terylene; Bale breaking in the identical time; The height of the polyvinyl bale of cotton is obviously low than terylene bag, and therefore the polyvinyl bag need shift to an earlier date bale breaking when unpacking, and makes polyvinyl carry out the nature bale breaking; Preceding polyvinyl of the production of starting shooting and terylene are spaced and cut height and fill and lead up, and it is even as far as possible to guarantee that griping cotton machine is grabbed cotton.
B. comb and parallel cotton fibers prior to spinning: the lap that high strength vinylon mixes with terylene is processed terylene/high strength vinylon blended sliver through 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 is controlled between 300～350 rev/mins; Licker-in speed is controlled between 680～750 rev/mins, and weight of card sliver is controlled at/5 meters of 21.0～22.6 grams; Cotton fiber by conventional combing through blowing, comb and parallel cotton fibers prior to spinning, silver lap, and volume, the combing five processes is spun into quantitatively is the combing sliver of/5 meters of 21.0～22.6 grams.
The present invention processes terylene/high strength vinylon blended sliver with lap through combing, slivering, adopts than tighter the spacing of chemical fibre normal process, to improve carding quality, reduces cotton knot; Adopt the weight of card sliver of/5 meters of 21.0～22.6 grams, slow down doffer speed,, improve carding quality with doubling in the abundant eliminating polyvinyl alcohol fibre and hard silk.
C. together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopt 5.85～6.1 times total draft and 1.70～1.85 times back area draft, process 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 carry out in the feeding bar and close; Adopt 7.8～8.2 times total draft and 1.66～1.72 times back area draft, process the synthetic mixed drafting of terylene/high strength vinylon/three kinds of raw materials of cotton.
E. two roads mix also: always the stretching of 7.8～8.1 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopts 1.40～1.48 times back area draft.Two roads mix and always the stretching of about 8 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopt less back area draft, can avoid strip overdone mashed excessively like this; Mixing in doubling step of the present invention adopts and gives together also and the mixed technology also of twice, and the terylene that the front is made/high strength vinylon blended sliver and combing sliver carry out and close, and guarantees the full and uniform mixed of three kinds of fibers; Behind final resultant yarn, the ratio of each fiber in the yarn has error, can through and the collocation and the quantitative adjustment of strip of closing radical, the mixed proportion of coming to control accurately and effectively each fiber.
F. rove: will mix drafting and carry out being spun into the rove that terylene/high strength vinylon/three kinds of raw materials of cotton are formed after the draw twisting; And adopt 1.28～1.32 times back area draft and 4.5～5.5 millimeters nip gauge; Do not go out at spun yarn under the prerequisite of hardhead; Roving twist factor control bigger than normal, its twist factor is controlled at more than 70.
G. spun yarn: the rove that terylene/high strength vinylon/cotton is synthetic is spun into the spun yarn of terylene/high strength vinylon/cotton blending through draw twisting; Adopting hardness is 72 °～78 °, the anti-front leather roller around processing of surface warp; Adopt 1.24～1.30 times back area draft; Control spun yarn twist factor scope is 330～350, and spinning spindle speed is between 13750～15000 rev/mins; To reduce the end breakage rate of spun yarn, stablize yarn quality.
H. winder: terylene/high strength vinylon/cotton blending spun yarn network is become the tube yarn and becomes to wrap into the storehouse, adopt 1200～1300 meters/minute doff linear velocity.Adopt 1200～1300 meters/minute doff linear velocity, can reduce the deterioration of filoplume growth and yarn evenness quality; Set suitable electronic yarn clearer parameter by the quality of yarn requirement, to remove harmful yarn defect.
The invention has the beneficial effects as follows: it solved the blended yarn intensity of prior art effectively and wear no resistance, problem that the scope of application is narrow, high strength vinylon blended yarn intensity of the present invention is high, ABRASION RESISTANCE is good, applied widely, has very high promotional value.
The specific embodiment
Through embodiment the specific embodiment of technical scheme of the present invention is further described below.
Embodiment 1
A kind of high strength vinylon blended yarn; Described high strength vinylon blended yarn is formed by the 1.50dt * 38mm polyster fibre of weight ratio 50%, 1.50dt * 35mm high strength vinylon fiber of 25% and 25% cotton fiber blending; The specification of cotton fiber is 229A; Described polyster fibre, high strength vinylon fiber and cotton fiber evenly distribute on the cross section of blended yarn, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength 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, and high strength vinylon fibre bag and polyster fibre inter-packet gap are arranged and are cut height and fill and lead up, and the speed of control lapper lap roller is 12 rev/mins, and opener hired roughneck speed is 480 rev/mins.
Carding step: lap is processed terylene/high strength vinylon blended sliver through 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 is controlled at about/5 meters of 21.5 grams; Cylinder speed is 310 rev/mins, and licker-in speed is 700 rev/mins, with doubling in the abundant eliminating high strength vinylon fiber and hard silk.
Cotton fiber by conventional combing through blowing, comb and parallel cotton fibers prior to spinning, silver lap, and volume, the combing five processes is spun into quantitatively is the combing sliver of/5 meters of 21.5 grams.
Mixing in doubling step: mixing in doubling step adopt give together and to mix with twice and technology, made the washing with the front/tie up blended sliver and combing sliver carry out and close, and guarantee that the abundant of three kinds of fibers mixes.
Together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopt 6 times total draft and 1.8 times back area draft, processing quantitatively is the terylene/high strength vinylon pre-drawing of/5 meters of 21.5 grams.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in carry out in the feeding bar and close, adopts 6.04 times total draft and 1.7 times back area draft, process the mixed drafting that terylene/high strength vinylon/three kinds of raw materials of cotton synthesize.
Two roads mix also: always the stretching of 8 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopts 1.46 times back area draft, avoids strip overdone mashed excessively; Behind final resultant yarn, the ratio of each fiber in the yarn has error, can through and the collocation and the quantitative adjustment of strip of closing radical, the mixed proportion of coming to control accurately and effectively each fiber.
The rove operation: will mix drafting and carry out being spun into the rove that terylene/high strength vinylon/three kinds of raw materials of cotton are formed after the draw twisting, and adopt 1.29 times back area draft and 5 millimeters nip gauge, roving twist factor is controlled at more than 70.
Spinning process: the rove that terylene/high strength vinylon/cotton is synthetic is twisted the spun yarn that is spun into terylene/high strength vinylon/cotton blending, is to improve the resultant yarn evenness quality, and spinning process employing hardness is that 75 ° front leather roller is anti-around processing with the surface warp.Spinning spindle speed is: the segment design of 14000 rev/mins of blank pipes, 14500 rev/mins on little yarn, 14800 rev/mins in stage casing, 14500 rev/mins on big yarn, 13800 rev/mins on full yarn, to reduce the end breakage rate of big or small yarn, stablize yarn quality.
Winding procedure: become tube yarn and one-tenth to wrap into the storehouse terylene/high strength vinylon/cotton blending spun yarn network, adopt 1250 meters/minute doff linear velocity.
Through the finished product high strength vinylon blended yarn that above process processes, its physical testing data are:
Line density is 19.7tex; Deviation of weight is+0.4%; Hundred meters weight coefficient of variation 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 powerful test data with ABRASION RESISTANCE of the grey cloth that high strength vinylon blended yarn of the present invention is produced and the grey cloth of polyester-cotton blend 65/35 yarn production is following:
Polyester-cotton blend grey cloth: the number of times of anti-plain grinding the 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 anti-plain grinding the 49500 times; The tearing brute force warp-wise greater than 72N, broadwise greater than 62.7N; Ultimate strength warp-wise 1840N, broadwise 1510N;
This shows; 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, and 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; Obviously the present invention compares with it, and substantial difference has been arranged, and has significant technological progress.
Embodiment 2
The high strength vinylon blended yarn of embodiment 2 is formed by the 1.50dt * 38mm polyster fibre of weight ratio 45%, 1.50dt * 35mm high strength vinylon fiber of 35% and 20% cotton fiber blending; Described polyster fibre, high strength vinylon fiber and cotton fiber evenly distribute on the cross section of blended yarn; Described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength 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, and high strength vinylon fibre bag and polyster fibre inter-packet gap are arranged and are cut height and fill and lead up, and the speed of control roller is 14 rev/mins, and opener hired roughneck speed is 500 rev/mins.
Carding step: lap is processed terylene/high strength vinylon blended sliver through 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 is controlled at about/5 meters of 21.6 grams; Cylinder speed is 330 rev/mins, and licker-in speed is controlled at 720 rev/mins, with doubling in the abundant eliminating high strength vinylon fiber and hard silk.
Cotton fiber by conventional combing through blowing, comb and parallel cotton fibers prior to spinning, silver lap, and volume, the combing five processes is spun into quantitatively is the combing sliver of/5 meters of 21.6 grams.
Mixing in doubling step: mixing in doubling step adopt give together and to mix with twice and technology, made the washing with the front/tie up blended sliver and combing sliver carry out and close, and guarantee that the abundant of three kinds of fibers mixes.
Together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopt 6.9 times total draft and 1.75 times back area draft, processing quantitatively is the terylene/high strength vinylon pre-drawing of/5 meters of 21.6 grams.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in carry out in the feeding bar and close, adopts 8.02 times total draft and 1.68 times back area draft, process the mixed drafting that terylene/high strength vinylon/three kinds of raw materials of cotton synthesize.
Two roads mix also: always the stretching of 7.95 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopts 1.45 times back area draft, avoids strip overdone mashed excessively; Behind final resultant yarn, the ratio of each fiber in the yarn has error, can through and the collocation and the quantitative adjustment of strip of closing radical, the mixed proportion of coming to control accurately and effectively each fiber.
The rove operation: will mix drafting and carry out being spun into the rove that terylene/high strength vinylon/three kinds of raw materials of cotton are formed after the draw twisting, and adopt 1.28 times back area draft and 4.9 millimeters nip gauge, roving twist factor is controlled at more than 70.
Spinning process: the rove that terylene/high strength vinylon/cotton is synthetic is twisted the spun yarn that is spun into terylene/high strength vinylon/cotton blending, is to improve the resultant yarn evenness quality, and spinning process employing hardness is that 72 ° front leather roller is anti-around processing with the surface warp.Spinning spindle speed is: the segment design of 13950 rev/mins of blank pipes, 14450 rev/mins on little yarn, 14750 rev/mins in stage casing, 14450 rev/mins on big yarn, 13750 rev/mins on full yarn, to reduce the end breakage rate of big or small yarn, stablize yarn quality.
Winding procedure: become tube yarn and one-tenth to wrap into the storehouse terylene/high strength vinylon/cotton blending spun yarn network, adopt 1200 meters/minute doff linear velocity.
Embodiment 3
The high strength vinylon blended yarn of embodiment 3 is formed by the 1.50dt * 38mm polyster fibre of weight ratio 60%, 1.50dt * 35mm high strength vinylon fiber of 25% and 15% cotton fiber blending; Described polyster fibre, high strength vinylon fiber and cotton fiber evenly distribute on the cross section of blended yarn; Described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength 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, and high strength vinylon fibre bag and polyster fibre inter-packet gap are arranged and are cut height and fill and lead up, and the speed of control lapper lap roller is 14 rev/mins, and opener hired roughneck speed is 510 rev/mins.
Carding step: lap is processed terylene/high strength vinylon blended sliver through 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 is controlled at about/5 meters of 22 grams; Cylinder speed is 350 rev/mins, and licker-in speed is 720 rev/mins, with doubling in the abundant eliminating high strength vinylon fiber and hard silk.
Cotton fiber by conventional combing through blowing, comb and parallel cotton fibers prior to spinning, silver lap, and volume, the combing five processes is spun into quantitatively is the combing sliver of/5 meters of 22 grams.
Mixing in doubling step: mixing in doubling step adopt give together and to mix with twice and technology, made the washing with the front/tie up blended sliver and combing sliver carry out and close, and guarantee that the abundant of three kinds of fibers mixes.
Together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopt 6.1 times total draft and 1.85 times back area draft, processing quantitatively is the terylene/high strength vinylon pre-drawing of/5 meters of 22 grams.
Mix also together: 2 combing slivers and 6 terylene/high strength vinylon pre-drawings are evenly arranged in carry out in the feeding bar and close, adopts 8.06 times total draft and 1.72 times back area draft, process the mixed drafting that terylene/high strength vinylon/three kinds of raw materials of cotton synthesize.
Two roads mix also: always the stretching of 8.05 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopts 1.47 times back area draft, avoids strip overdone mashed excessively; Behind final resultant yarn, the ratio of each fiber in the yarn has error, can through and the collocation and the quantitative adjustment of strip of closing radical, the mixed proportion of coming to control accurately and effectively each fiber.
The rove operation: will mix drafting and carry out being spun into the rove that terylene/high strength vinylon/three kinds of raw materials of cotton are formed after the draw twisting, and adopt 1.30 times back area draft and 5.1 millimeters nip gauge, roving twist factor is controlled at more than 70.
Spinning process: the rove that terylene/high strength vinylon/cotton is synthetic is twisted the spun yarn that is spun into terylene/high strength vinylon/cotton blending, is to improve the resultant yarn evenness quality, and spinning process employing hardness is that 75 ° front leather roller is anti-around processing with the surface warp.Spinning spindle speed is: the segment design of 14050 rev/mins of blank pipes, 14550 rev/mins on little yarn, 14850 rev/mins in stage casing, 14550 rev/mins on big yarn, 13850 rev/mins on full yarn, to reduce the end breakage rate of big or small yarn, stablize yarn quality.
Winding procedure: become tube yarn and one-tenth to wrap into the storehouse terylene/high strength vinylon/cotton blending spun yarn network, adopt 1260 meters/minute doff linear velocity.
Claims (4)
1. high strength vinylon blended yarn; It is characterized in that: described high strength vinylon blended yarn is formed by the polyster fibre of weight ratio 45%～60%, 25%～35% high strength vinylon fiber and 15%～25% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex.
2. high strength vinylon blended yarn according to claim 1; It is characterized in that: described high strength vinylon blended yarn is formed by the polyster fibre of weight ratio 48%～53%, 27%～33% high strength vinylon fiber and 18%～23% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex.
3. high strength vinylon blended yarn according to claim 1 and 2 is characterized in that: described polyster fibre, high strength vinylon fiber and cotton fiber evenly distribute on the cross section of blended yarn.
4. 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 is formed by the polyster fibre of weight ratio 45%～60%, 25%～35% high strength vinylon fiber and 15%～25% cotton fiber blending; Total amount after three kinds of fiber additions is 100%, and described high strength vinylon fiber is the polyvinyl alcohol fibre of fibre strength greater than 7cN/dtex, it is characterized in that comprising following steps:
A. blowing: polyster fibre and high strength vinylon fiber mixing are processed lap; High strength vinylon fibre bag and polyster fibre inter-packet gap are arranged and are cut height and fill and lead up; Being convenient to griping cotton machine evenly grasps; Consider that chemical fibre is more fluffy, the speed that suitably reduces the lapper lap roller is 12～14 rev/mins, and opener hired roughneck speed controlling is at 450～530 rev/mins;
B. comb and parallel cotton fibers prior to spinning: the lap that high strength vinylon mixes with terylene is processed terylene/high strength vinylon blended sliver through 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 is controlled between 300～350 rev/mins; Licker-in speed is controlled between 680～750 rev/mins, and weight of card sliver is controlled at/5 meters of 21.0～22.6 grams;
Cotton fiber by conventional combing through blowing, comb and parallel cotton fibers prior to spinning, silver lap, and volume, the combing five processes is spun into quantitatively is the combing sliver of/5 meters of 21.0～22.6 grams;
C. together in advance also: 6 terylene/high strength vinylon blended sliver is carried out and closes, adopt 5.85～6.1 times total draft and 1.70～1.85 times back area draft, process 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 carry out in the feeding bar and close; Adopt 7.8～8.2 times total draft and 1.66～1.72 times back area draft, process the synthetic mixed drafting of terylene/high strength vinylon/three kinds of raw materials of cotton;
E. two roads mix also: always the stretching of 7.8～8.1 times of strip adoptions also of mixing that 8 terylene/high strength vinylon/cotton are synthetic led and carried out and close, and adopts 1.40～1.48 times back area draft;
F. rove: will mix drafting and carry out being spun into the rove that terylene/high strength vinylon/three kinds of raw materials of cotton are formed after the draw twisting; And adopt 1.28～1.32 times back area draft and 4.5～5.5 millimeters nip gauge; Do not go out at spun yarn under the prerequisite of hardhead; Roving twist factor control bigger than normal, its twist factor is controlled at more than 70;
G. spun yarn: the rove that terylene/high strength vinylon/cotton is synthetic is spun into the spun yarn of terylene/high strength vinylon/cotton blending through draw twisting; Adopting hardness is 72 °～78 °, the anti-front leather roller around processing of surface warp; Adopt 1.24～1.30 times back area draft; Control spun yarn twist factor scope is 330～350, and spinning spindle speed is between 13750～15000 rev/mins;
H. winder: terylene/high strength vinylon/cotton blending spun yarn network is become the tube yarn and becomes to wrap into the storehouse, adopt 1200～1300 meters/minute doff linear velocity.
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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 |
| CN104499135A (en) * | 2014-12-01 | 2015-04-08 | 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 |
| CN105401284A (en) * | 2015-12-18 | 2016-03-16 | 烟台市金城毛纺织厂 | Spinning method for vinylon filament cut 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 |
| CN110714246A (en) * | 2019-10-16 | 2020-01-21 | 江南大学 | Short-process spinning method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN104499135A (en) * | 2014-12-01 | 2015-04-08 | 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 |
| 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 |
| CN105401284A (en) * | 2015-12-18 | 2016-03-16 | 烟台市金城毛纺织厂 | Spinning method for vinylon filament cut body |
| 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 |
| CN110714246A (en) * | 2019-10-16 | 2020-01-21 | 江南大学 | Short-process 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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