CN110067057A - The production method of environmentally friendly mixed yarn - Google Patents

The production method of environmentally friendly mixed yarn Download PDF

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Publication number
CN110067057A
CN110067057A CN201910322789.5A CN201910322789A CN110067057A CN 110067057 A CN110067057 A CN 110067057A CN 201910322789 A CN201910322789 A CN 201910322789A CN 110067057 A CN110067057 A CN 110067057A
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CN
China
Prior art keywords
roller
cotton
regenerated
fiber
sliver
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CN201910322789.5A
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Chinese (zh)
Inventor
刘新金
李蔚
苏旭中
谢春萍
徐伯俊
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Jiangnan University
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Jiangnan University
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Priority to CN201910322789.5A priority Critical patent/CN110067057A/en
Publication of CN110067057A publication Critical patent/CN110067057A/en
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    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01GPRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G13/00Mixing, e.g. blending, fibres; Mixing non-fibrous materials with fibres
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01GPRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G21/00Combinations of machines, apparatus, or processes, e.g. for continuous processing
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/04Blended or other yarns or threads containing components made from different materials
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2201/00Cellulose-based fibres, e.g. vegetable fibres
    • D10B2201/01Natural vegetable fibres
    • D10B2201/02Cotton
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04Fibres 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]

Abstract

The invention discloses the production methods of environmentally friendly mixed yarn, the method uses the regenerated polyester fiber being process by waste and old polyester material that regenerated terylene item is made after Blowing carding and pre-drawing, sliver is made in cotton fiber after Blowing carding, it carries out regenerated terylene item and sliver to be mixed to prepare blended sliver through three draftings, and four column roller drafts are used in second drafting wherein, middle rear roller therein and middle front roller, which are used, recycles moveable roller set along roller shaft transverse direction left and right, the drawn down of the yarn of feeding is realized by the axial rotation that the roller of middle rear roller and middle front roller covers, the non-twist transfer mixing of two kinds of fibers in the mobile yarn for realizing feeding of the traverse cycle of the roller of middle rear roller and middle front roller set, so as to improve the mixed effect of regenerated polyester fiber and cotton fiber in drafting, then by blended sliver through rove , spun yarn final required environmentally friendly mixed yarn is made.

Description

The production method of environmentally friendly mixed yarn
Technical field
The invention belongs to textile technology fields, are related to a kind of Weaving method of new type functional fabric, and specially environmental protection is mixed The production method of spinning.
Background technique
With the development of the social economy, living standards of the people are continuously improved, for dress ornament textile, worn in addition to pursuing Comfort level also increasingly pays close attention to its fashion and functionality, pursues unique style and various functions, and such as antibacterial is prevented The functions such as electrostatic.In order to meet this demand of consumer, constantly opening up new-type yarn and fabric becomes the important of textile industry Task.With the development of science and technology, weaving market competition it is more and more fierce, each producer in order to profit-push maximization, Constantly develop to top grade, high-grade, good technology content, high added value direction.
In view of this, the present invention provides a kind of production method of environmentally friendly mixed yarn, it is process using by waste and old polyester material Regenerated polyester fiber after Blowing carding and pre-drawing be made regenerated terylene item, by cotton fiber after Blowing carding be made sliver, will Regenerated terylene item and sliver carry out being mixed to prepare blended sliver through three draftings, and using four column in second drafting wherein Roller draft, middle rear roller therein and middle front roller, which are used, recycles moveable roller set along roller shaft transverse direction left and right, leads to Cross the roller set of rear roller and middle front roller axial rotation realize the drawn down of yarn of feeding, middle rear roller and in The non-twist transfer mixing of two kinds of fibers in the mobile yarn for realizing feeding of traverse cycle of the roller set of front roller, to change The kind mixed effect of regenerated polyester fiber and cotton fiber in drafting, needed for blended sliver is then made final through rove, spun yarn Environmentally friendly mixed yarn.
Summary of the invention
The technical issues of solution: for overcome the deficiencies in the prior art, the present invention using being processed by waste and old polyester material and At regenerated polyester fiber after Blowing carding and pre-drawing be made regenerated terylene item, cotton fiber after Blowing carding be made sliver, two Person realizes that longitudinal drawing-off stretches mixing and lateral non-twist transfer mixing in second drafting, so as to improve regenerated terylene It is blended then final required environmental protection to be made through rove, spun yarn in blended sliver by the mixed effect of fiber and cotton fiber in drafting Yarn.
Technical solution: the production method of environmentally friendly mixed yarn, the method wash the regeneration that waste and old polyester material is process Regenerated terylene item is made in synthetic fibre fiber after Blowing carding and pre-drawing, sliver is made in cotton fiber after Blowing carding, by regenerated terylene Item and sliver carry out being mixed to prepare blended sliver through three draftings, and four column roller drafts are used in second drafting wherein, Middle rear roller therein and middle front roller, which are used, recycles moveable roller set along roller shaft transverse direction left and right, rear sieve in The regeneration in yarn during drawing the axial rotation covered with the roller of middle front roller to realize the drawn down of the yarn fed is washed The transverse direction of the roller set of the fining mixing without under transfer parallel with cotton fiber of synthetic fibre fiber, middle rear roller and middle front roller is followed The non-twist horizontal transfer mixing of regenerated polyester fiber and cotton fiber in the mobile yarn for realizing feeding of ring, so as to improve again Then final required ring is made through rove, spun yarn in blended sliver by the mixed effect of raw polyester fiber and cotton fiber in drafting Protect mixed yarn, comprising the following steps:
Step 1: distributing cotton: selecting specification for the regenerated terylene of 1.4D*38mm, and the overlength fiber rate of regenerated terylene raw material Less than 0.5%, over-length fibre content is less than 0.6mg/100g, and the faults content such as silk, crin is less than 2mg/g, and leads in spinning Cross blowing heat-shaping, cotton carding reinforces a point comb, the regenerated terylene carded sliver in advance and improves the dry-hot shrinkage and volume due to regenerated terylene The cotton roll pine occurred in production caused by number of tracks is also excessive is rotten, carded sliver cob webbing, drafting blended sliver corrugation distortion, finished fabric Wrinkle injustice and other issues, and regenerated polyester fiber that when production is produced using 96.86% Hangzhou and 3.14% T/C are mixed Item is that raw material carries out mixture;Arrangement for cotton packet, cotton and regenerated terylene select Disk Plucker, and disk is divided into 9 A part, for cotton fiber, using the cotton packet of 9 different batches, every part puts 1;For regenerated polyester fiber, wherein 8 For the regenerated polyester fiber packet from Hangzhou, 1 T/C blended sliver packet from manufacturing enterprise
Step 2: cotton Blowing carding, regenerated terylene Blowing carding: by the cotton fiber of apolegamy successively through griping cotton machine in parallel according to mixture Ratio is grabbed, and metal Mars probes separate the removal of the metallic monolith impurity in the cotton fiber of crawl, pacifies general impurities removal Device separates the small blocky impurity in the cotton fiber of crawl with flexible impurity removal, and A036 opener realizes that the cotton before mixing is fine Dimension freely hits shredding and removal of impurities, and multi-mixer realizes the full and uniform mixing of the various cotton fibers of mixture, and FA106 is opened What cotton machine realized mixed cotton fiber freely hits shredding and removal of impurities, and YQ600 cotton spinning impurities eliminating machine is realized in cotton fiber The separation of other heterotypic fibres removes, FA224B high-production card realize the needle thorn combing of cotton fiber, air flow impurity-removing, uniformly at Item, so that sliver be made, during opener, for the gauge between hired roughneck and dirt stick, with the absent-mindedness of fiber, volume by Cumulative big, the gauge between hired roughneck and dirt stick is set as being gradually increased from import to outlet, between dirt stick and dirt stick every Away from, it is larger using intake section gauge, it is first fallen convenient for miscellaneous greatly, fills into air-flow, middle section suitably reduces, while requiring to export The few recycling in part, therefore use and be gradually reduced by entrance to outlet;For regenerated terylene Blowing carding, for regenerated polyester fiber Uniformity is good and the requirement of mixed yarn, while reducing the distance that griping cotton machine hired roughneck's blade stretches out rib, and returning for cotton trolley is grabbed in adjustment Rotary speed improves the running efficiency of trolley, to guarantee that crawl is uniform, be mixed evenly, reduces carding process correlation hired roughneck speed Degree, and suitably amplify the gauge between cylinder and cover board, interfibrous friction rubbing is reduced, feed plate is suitably raised, increases a point comb Process length improves the combing effect of fiber, by the polyester fiber of apolegamy successively through A0020 Disk Plucker according to mixture Ratio is grabbed, and metal Mars probes separate the removal of the metallic monolith impurity in the polyester fiber of crawl, DIVERTER pacifies general impurity discharging device to the small blocky impurity and flexible impurity removal separation, more storehouse mixed cotton in the polyester fiber of crawl Machine realizes the full and uniform mixing of the various polyester fibers of mixture, and A036B opener realizes the freedom of mixed polyester fiber Shredding and removal of impurities are hit, FA201B carding machine realizes needle thorn combing, the air flow impurity-removing of polyester fiber, uniformly at item, to be made Regenerated terylene item;
Step 3: regenerated terylene bar pre-drawing: by carrying out pre-drawing together to regenerated terylene item before mixing with cotton, thus Weight unevenness and the control for reducing regenerated terylene item are quantitative, and the mixing ratio of regenerated terylene and cotton after guaranteeing is correct;Make again The degree of stretching of fiber and the depth of parallelism and cotton are adapted in raw terylene, make between regenerated terylene and cotton on blending-doubling machine afterwards Tension difference is reduced to a minimum, and is conducive to mixed and strip bar evenness;In regenerated terylene bar pre-drawing, using 6 Regenerated terylene item made from second step is fed jointly, after the drawn down of drafting system again again and close be made it is required again Raw terylene pre-drawing, drafting system use tri-roller double area draft structure, and pre-drawing is in the process due to the regenerated terylene item of feeding Middle leading hooked fibre is more, and it is disorganized, parallel stretch degree is poor, therefore, select back zone drafting multiple 1.7-1.9 times it Between, proparea dominant draft multiple be 3.531 times, to realize stretching for preceding crotch in regenerated terylene item;
Step 4: mixing drafting: three draftings are used, in first of drafting, using regenerated terylene made from 8 third steps Sliver made from pre-drawing and second step is fed jointly, and wherein the quantity of regenerated terylene pre-drawing and the quantity of sliver according to The blending rate of regenerated terylene and cotton in final environmental protection mixed yarn determines that the regenerated terylene pre-drawing and sliver of feeding are through leading It stretches after the drawn down of system and again and to close the first regenerated terylene/cotton blended sliver is made again, to realize the regenerated terylene of feeding Under pre-drawing no transfering state parallel with cotton fiber with regenerated polyester fiber of sliver during respective drawn down Fining mixing, drafting system use tri-roller double area draft structure, at this time since regenerated terylene has already passed through one in advance simultaneously Item, so when regenerated terylene pre-drawing in rear crotch it is in the majority, and preceding crotch is more in the cotton carded sliver, therefore, when feeding again When raw terylene pre-drawing quantity is greater than the sliver quantity of feeding, select back area draft for 1.74 times, proparea dominant draft be 4.928 Times, so that crotch stretches after mainly realizing in regenerated terylene item, when the regenerated terylene that the sliver quantity of feeding is greater than feeding is pre- When drafting quantity, selecting back area draft for 1.74 times, proparea dominant draft is 4.72 times, to mainly realize preceding crotch in sliver Fiber stretches;
In second drafting, fed jointly using 6 first regenerated terylenes/cotton blended sliver, the first regenerated terylene of feeding/ Cotton blended sliver again and closes the second regenerated terylene/cotton blended sliver is made again after the drawn down of drafting system, and drafting system adopts With four rollers, three area's drawing-off structure, four rollers of drafting system be followed successively by from front to back front roller, middle front roller, middle rear roller, Rear roller, wherein front roller, middle front roller, middle rear roller, rear roller include roller shaft, and roller shaft is solid cylindrical knot Structure is cased with roller set on roller shaft, and the roller set of front roller is integrated between roller shaft to be fixedly connected, sieve of rear roller Help pull a cart it is integrated between roller shaft be fixedly connected, middle front roller, middle rear roller roller set roller shaft between slide laterally Connection, along middle front roller, the length direction of the roller shaft of middle rear roller excircle on etc. radians spacing to be provided with first recessed Slot, the second groove, third groove, the first groove, the second groove, third groove structure it is identical include upper groove and lower groove, And the width of upper groove is greater than the width of lower groove, along the inner circle for the length direction that the roller of middle front roller, middle rear roller covers All first-class radian spacing are provided with the first tongue, the second tongue, third tongue, and in the first tongue, the second tongue, third The bottom of tongue is provided with bottom roller, the first tongue, the second tongue, third tongue bottom roller by the same motor band turn It is dynamic, and the direction rotated is adjusted by motor, front roller, the first tongue of the roller set of middle rear roller, the second tongue, The bottom roller of third tongue is respectively embedded in the lower groove of the first groove, the second groove, third groove, front roller, in after sieve The first tongue, the second tongue, the third tongue of the roller set of drawing is respectively embedded in the first groove, the second groove, third groove In upper groove, and at this time front roller, middle rear roller roller set inner periphery and front roller, middle rear roller roller shaft it is outer It is close between circumference, the first regenerated terylene of 6 fed jointly piece/cotton blended sliver is first into the drawing-off system of second drafting First break draft area between the rear roller of system and middle rear roller, at this time in the roller set of the roller set of rear roller and middle rear roller 6 first regenerated terylenes/cotton blended sliver first time drawn down mistake of feeding is realized under not synchronized rotation axially Journey, and after the first time drawn down through first break draft area 6 first regenerated terylenes/cotton blended sliver enter middle rear roller with Middle draft area between middle front roller, at this time on the one hand middle rear roller roller set and middle front roller roller cover along 6 first regenerated terylenes/cotton blended sliver, second of drawn down process of feeding is realized under axial not synchronized rotation, On the other hand, middle rear roller roller set the first tongue, the second tongue, third tongue bottom roller be driven by a motor rotation, So that the roller set of middle rear roller is slided from left to right along the roller shaft of middle rear roller or is turned left sliding from the right side, in the middle When the roller set of rear roller slides into right side or the left side edge of the roller shaft of middle rear roller, the roller of middle rear roller, which covers, to be kept Continue on the roller shaft of middle rear roller with original identical speed and turn left from the right side and sliding or from left to right slide, at the same in front of Roller roller set the first tongue, the second tongue, third tongue bottom roller be driven by a motor rotation so that in front of The roller set of roller turns left from the right side along the roller shaft of middle front roller and slides or slide from left to right, in the middle the roller of front roller Cover slide into middle front and back roller roller shaft left or right side edge when, middle front roller roller set keep with originally it is identical Speed continue on the roller shaft of middle front roller and slide or turn left sliding, and the roller set of middle rear roller from the right side from left to right Keep opposite, sliding speed holding identical with the glide direction that the roller of middle front roller covers, middle rear roller roller set along In sliding process of the roller set of the roller shaft of middle rear roller and middle front roller along the roller shaft of middle front roller, the first regeneration Fiber in terylene/cotton blended sliver is realized in the case where the pressing that the roller set of middle rear roller and the roller of middle front roller cover drives to interlock Transfer process, so that the regenerated polyester fiber and cotton fiber in realization the first regenerated terylene/cotton blended sliver are in transfer process Shift immixture, and after pass through in second drawn down of draft area and the first regenerated terylene/cotton blended sliver of transfer mixing The front draft zone between front roller and front roller is entered, at this time in the roller set of the roller set and front roller of middle front roller Not synchronized rotation axially under realize the first regenerated terylene/cotton blended sliver third time drawn down mistake of feeding Journey, most 6 first regenerated terylenes/cotton blended sliver afterwards through drawn down three times and primary transfer mixing again and are closed again, from And realize the fining mixing of regenerated polyester fiber and cotton fiber in the first regenerated terylene/cotton blended sliver after drawn down;
It in third road drafting, is fed jointly using 6 second regenerated terylenes/cotton blended sliver, the regenerated terylene of feeding is in advance simultaneously Item and sliver again and close again after the drawn down of drafting system and regenerated terylene/cotton is made mixes ripe bar, to realize feeding The second regenerated terylene/regenerated polyester fiber of cotton blended sliver during drawn down it is parallel with cotton fiber without transfer shape Fining mixing under state, drafting system use four rollers, three area's drawing-off structure, four in use four under attached guide roller, pressure bar Formula two-region curve drawing;
Step 5: rove: 1 root regeneration terylene/cotton made from the 4th step being mixed the obtained regenerated terylene/cotton of ripe bar feeding and is mixed Rove is closed, rove process includes two steps of drawing-off and twisting winding, fits terylene/cotton mixing rove obtained as drawing-off The drawing-off ability of spinning frame is answered, and further improves the parallel stretch degree and separating degree of fiber, keeps terylene/cotton mixed by twisting Closing rove has certain strength, is the feeding that suitable package adapts to spinning frame finally by winding shaping, and drawing-off uses four Roller double-short leather-ring weighing draft, at 10 times hereinafter, middle draft area is main drawing area, front draft zone is for drafting multiple control Tension draft Distribution Area between 1.01-1.07 times guarantees fiber in the ordered arrangement of cluster area, and first break draft area is drawing-off times Tension draft of the number between 1.06-1.53 times;
Step 6: spun yarn: 1 root regeneration terylene/cotton mixing rove made from the 5th step being fed, environmentally friendly mixed yarn is made, carefully Yarn yarn process includes two steps of drawing-off and twisting winding, draws and attenuates the rove attenuating of feeding to desired fineness by drawing-off, Make spun yarn that there is certain strength, elasticity and gloss by twisting, finally by the certain tubular structure of winding shaping academic title, Convenient for the processing of later process, drawing-off uses three roller double-short leather-ring weighing drafts, and the main function in first break draft area is preceding to lead The dominant draft for stretching area is prepared, and to give full play to the effect of cushion rubber control fiber movement, back area draft scope control is in 1.14- Between 1.5 times, the grasp less than normal of first break draft area drafting multiple, proparea drafting multiple and yarn quality can be improved by reaching Purpose prevent yarn from skidding in roller nip, increase first break draft area roller gauge and roller while to guarantee that drawing-off is smooth Pressurization.
Preferably, in second step, for cotton Blowing carding, using " more packets are taken, select content, and mixing is sufficiently, progressive to open Pine, with comb generation beat, hurt fiber less " technological principle.
Preferably, in second step, cotton fiber parallel connection griping cotton machine is FA002.
Preferably, in second step, metal Mars probes use AMP-2000V5.
Preferably, in second step, pacify general impurity discharging device using DIVERTER.
Preferably, in second step, the multi-mixer of cotton fiber mixing uses FA025.
Preferably, in second step, opening picking using " compared with short route, it is diligent grab grab less, reinforce mixing, tip-tap is fallen less " technique Principle.
Preferably, in second step, cotton carding part uses the technological principle of " low speed falls less, shifts fastly ".
Preferably, in second step, the multi-mixer of polyester fiber mixing uses KINGDA MA-6.
Preferably, in third step, during regenerated terylene bar pre-drawing, technique uses " pressurization, big gauge, channel light again It is clean, anti-tangle anti-blocking " principle.
The utility model has the advantages that the method for the invention uses the regenerated polyester fiber being process by waste and old polyester material to be combed clearly Regenerated terylene item, cotton fiber are made after connection and pre-drawing, sliver is made after Blowing carding, the two is realized vertical in second drafting To drawing-off stretch mixing and lateral non-twist transfer mixing, so as to improve regenerated polyester fiber and cotton fiber in drafting Then final required environmentally friendly mixed yarn is made through rove, spun yarn in blended sliver by mixed effect.
Specific embodiment
Following embodiment further illustrates the contents of the present invention, but should not be construed as limiting the invention.Without departing substantially from In the case where spirit of that invention and essence, to modification made by the method for the present invention, step or condition and replaces, belong to this hair Bright range.Unless otherwise specified, the conventional hand that technological means used in embodiment is well known to those skilled in the art Section.
Embodiment 1
To prepare line density as 32SAnd for blending ratio is the mixed yarn of T65/C35, corresponding technological parameter is as follows:
1 raw material choice
Raw cotton is distributed cotton table
Regenerated terylene is distributed cotton table
2 technical flow designs are as follows
(1) cotton: Blowing carding
(2) regenerated terylene: Blowing carding → pre-drawing
(1)+(2): slubbing drafting → bis- draftings → tri- draftings → rove → spun yarn → winder
(1) cotton: FA002 parallel connection griping cotton machine → AMP-2000V5 metal Mars probes → DIVERTER pacifies general impurity discharging device → A036 opener → FA025 multi-mixer → FA106 opener → YQ600 cotton spinning impurities eliminating machine → FA224B high yield Carding machine
(2) regenerated terylene: A0020 Disk Plucker → 2000V5 metal Mars probes → DIVERTER pacifies general impurities removal Device → KINGDA MA-6 multi-mixer → A036B opener → FA201B carding machine → FA306A drawing frame
(1)+(2): FA306 drawing frame → FA311F High-speed Drawing Frame → FA311F High-speed Drawing Frame → TJFA458A rove Machine → Zinser360 spinning frame → Savio bobbin-winding machine
(3) key process parameter designs cotton opening picking:
Griping cotton machine process parameter table
Opener process parameter table
Cotton blender machine process parameter table
Regenerated terylene Blowing carding:
Griping cotton machine process parameter table
Opener process parameter table
Carding machine process parameter table
Regenerated terylene pre-drawing:
Pre-drawing process parameter table
Drafting:
Slubbing drawing process parameter list
Two drawing process parameter lists
Three drawing process parameter lists
Rove:
Process of roving parameter list
Spun yarn:
Spinning process parameter list
Winder:
Winding process parameter list

Claims (10)

1. the production method of environmentally friendly mixed yarn, which is characterized in that the method washs the regeneration that waste and old polyester material is process Regenerated terylene item is made in synthetic fibre fiber after Blowing carding and pre-drawing, sliver is made in cotton fiber after Blowing carding, by regenerated terylene Item and sliver carry out being mixed to prepare blended sliver through three draftings, and four column roller drafts are used in second drafting wherein, Middle rear roller therein and middle front roller, which are used, recycles moveable roller set along roller shaft transverse direction left and right, passes through middle rear roller The regenerated terylene in yarn during the drawn down of the yarn of the axial rotation realization feeding covered with the roller of middle front roller The traverse cycle of the roller set of the fiber fining mixing without under transfer parallel with cotton fiber, middle rear roller and middle front roller is moved The non-twist horizontal transfer mixing of regenerated polyester fiber and cotton fiber in the dynamic yarn for realizing feeding, so as to improve regenerated terylene It is blended then final required environmental protection to be made through rove, spun yarn in blended sliver by the mixed effect of fiber and cotton fiber in drafting Yarn, comprising the following steps:
Step 1: distributing cotton: selecting specification is the regenerated terylene of 1.4D*38mm, and the overlength fiber rate of regenerated terylene raw material is less than 0.5%, over-length fibre content is less than 0.6mg/100g, and the faults content such as silk, crin is less than 2mg/g, and by clear in spinning Flower heat-shaping, cotton carding reinforce a point comb, the regenerated terylene carded sliver in advance and improve the dry-hot shrinkage and crispation number due to regenerated terylene Also the cotton roll pine occurred in excessive caused production is rotten, carded sliver cob webbing, the corrugation of drafting blended sliver distorts, finished fabric wrinkles not Equality quality problems, regenerated polyester fiber that when production uses 96.86% Hangzhou to produce and 3.14% T/C blended sliver for raw material Carry out mixture;Arrangement for cotton packet, cotton and regenerated terylene select Disk Plucker, and disk is divided into 9 parts, right In cotton fiber, using the cotton packet of 9 different batches, every part puts 1;For regenerated polyester fiber, wherein 8 are from Hangzhou Regenerated polyester fiber packet, 1 T/C blended sliver packet from manufacturing enterprise
Step 2: cotton Blowing carding, regenerated terylene Blowing carding: by the cotton fiber of apolegamy successively through griping cotton machine in parallel according to mixed ratio It is grabbed, metal Mars probes separate the removal of the metallic monolith impurity in the cotton fiber of crawl, pacify general impurity discharging device pair Small blocky impurity and flexible impurity removal separation in the cotton fiber of crawl, A036 opener realize the cotton fiber before mixing from By strike shredding and removal of impurities, multi-mixer realizes the full and uniform mixing of the various cotton fibers of mixture, and FA106 opener is realized Mixed cotton fiber freely hits shredding and removal of impurities, and YQ600 cotton spinning impurities eliminating machine realizes other abnormal shapes in cotton fiber The separation of fiber removes, and FA224B high-production card realizes needle thorn combing, the air flow impurity-removing of cotton fiber, uniformly at item, to make Sliver, during opener, for the gauge between hired roughneck and dirt stick, with the absent-mindedness of fiber, volume is gradually increased, hired roughneck Gauge between dirt stick is set as being gradually increased from import to outlet, for the gauge between dirt stick and dirt stick, using entrance Part gauge is larger, first falls convenient for miscellaneous greatly, fills into air-flow, and middle section suitably reduces, while exit portion being required to recycle less, because This uses and is gradually reduced by entrance to outlet;It is good and blended for regenerated polyester fiber uniformity for regenerated terylene Blowing carding The requirement of yarn, while the distance that griping cotton machine hired roughneck's blade stretches out rib is reduced, the rotational speed of cotton trolley is grabbed in adjustment, improves trolley Running efficiency, with guarantee crawl uniformly, be mixed evenly, reduce carding process correlation Beater Speed, and suitably amplify cylinder Gauge between cover board reduces interfibrous friction rubbing, suitably raises feed plate, increases carding process length to improve fiber Combing effect, the polyester fiber of apolegamy is successively grabbed through A0020 Disk Plucker according to mixed ratio, metal fire Star detector separates the removal of the metallic monolith impurity in the polyester fiber of crawl, and DIVERTER pacifies general impurity discharging device to crawl Small blocky impurity and flexible impurity removal separation, multi-mixer in polyester fiber realize filling for the various polyester fibers of mixture Point uniformly mixing, what A036B opener realized mixed polyester fiber freely hits shredding and removal of impurities, FA201B carding machine reality The needle of existing polyester fiber pierces combing, air flow impurity-removing, uniformly at item, so that regenerated terylene item be made;
Step 3: regenerated terylene bar pre-drawing: by carrying out pre-drawing together to regenerated terylene item before mixing with cotton, to reduce The weight unevenness of regenerated terylene item and control are quantitative, and the mixing ratio of regenerated terylene and cotton after guaranteeing is correct;Wash regeneration The degree of stretching of fiber and the depth of parallelism and cotton are adapted in synthetic fibre, and the tension difference between regenerated terylene and cotton is made on blending-doubling machine afterwards It is different to be reduced to a minimum, be conducive to mixed and strip bar evenness;In regenerated terylene bar pre-drawing, using 6 second steps Regenerated terylene item obtained is fed jointly, again and closes that required regenerated terylene is made is pre- again after the drawn down of drafting system Drafting, drafting system use tri-roller double area draft structure, and pre-drawing is in the process due to preceding crotch in the regenerated terylene item of feeding Fiber is more, and it is disorganized, parallel stretch degree is poor, therefore, select back zone drafting multiple between 1.7-1.9 times, the master of proparea Drafting multiple is 3.531 times, to realize stretching for preceding crotch in regenerated terylene item;
Step 4: mixing drafting: using three draftings, in first of drafting, in advance simultaneously using regenerated terylene made from 8 third steps Sliver made from item and second step is fed jointly, and wherein the quantity of regenerated terylene pre-drawing and the quantity of sliver according to most terminal ring The blending rate of the regenerated terylene and cotton protected in mixed yarn determines that the regenerated terylene pre-drawing and sliver of feeding are through drafting system After drawn down again again and close be made the first regenerated terylene/cotton blended sliver, thus realize feeding regenerated terylene pre-drawing and Fining under regenerated polyester fiber of sliver during respective drawn down no transfering state parallel with cotton fiber is mixed It closing, drafting system uses tri-roller double area draft structure, at this time since regenerated terylene has already passed through one of pre-drawing, so when Rear crotch in regenerated terylene pre-drawing is in the majority, and preceding crotch is more in the cotton carded sliver, therefore, when the regenerated terylene pre-drawing of feeding When quantity is greater than the sliver quantity of feeding, select back area draft for 1.74 times, proparea dominant draft is 4.928 times, thus main reality Crotch stretches after in existing regenerated terylene item, when the sliver quantity of feeding is greater than the regenerated terylene pre-drawing quantity of feeding, choosing Select that back area draft is 1.74 times, proparea dominant draft is 4.72 times, to mainly realize stretching for leading hooked fibre in sliver;
It in second drafting, is fed jointly using 6 first regenerated terylenes/cotton blended sliver, the first regenerated terylene/cotton of feeding is mixed Close item after the drawn down of drafting system again again and close be made the second regenerated terylene/cotton blended sliver, drafting system use four Three area's drawing-off structure of roller, four rollers of drafting system are followed successively by front roller, middle front roller, middle rear roller, rear sieve from front to back It draws, wherein front roller, middle front roller, middle rear roller, rear roller include roller shaft, and roller shaft is solid cylindrical structure, Be cased with roller set on roller shaft, the roller set of front roller is integrated between roller shaft to be fixedly connected, the roller set of rear roller with Integration is fixedly connected between roller shaft, middle front roller, middle rear roller roller set roller shaft between slide laterally connection, edge In front roller, middle rear roller roller shaft length direction excircle on etc. radians spacing be provided with the first groove, second Groove, third groove, the first groove, the second groove, third groove structure it is identical include upper groove and lower groove, and upper groove Width be greater than lower groove width, along middle front roller, middle rear roller roller cover length direction inner periphery on etc. arcs Degree spacing is provided with the first tongue, the second tongue, third tongue, and in the bottom of the first tongue, the second tongue, third tongue Be provided with bottom roller, the first tongue, the second tongue, third tongue bottom roller driven and rotate by the same motor, and rotate Direction is adjusted by motor, under front roller, the first tongue of the roller set of middle rear roller, the second tongue, third tongue Idler wheel is respectively embedded in the lower groove of the first groove, the second groove, third groove, front roller, middle rear roller roller set First tongue, the second tongue, third tongue are respectively embedded in the upper groove of the first groove, the second groove, third groove, and this When front roller, inner periphery and the front roller of roller set of middle rear roller, be close between the excircle of the roller shaft of middle rear roller, altogether With feeding 6 first regenerated terylenes/cotton blended sliver be first into second drafting drafting system rear roller in after First break draft area between roller, axially not synchronized covered at this time in the roller of the roller set of rear roller and middle rear roller The lower 6 first regenerated terylenes/cotton blended sliver first time drawn down process for realizing feeding of rotation, and after through first break draft area 6 first regenerated terylenes/cotton blended sliver of first time drawn down enters the middle drawing-off between middle rear roller and middle front roller Area, it is on the one hand real under the not synchronized rotation axially that the roller of the roller set of middle rear roller and middle front roller covers at this time 6 first regenerated terylenes/cotton blended sliver, second of the drawn down process now fed, on the other hand, the roller of middle rear roller Set the first tongue, the second tongue, third tongue bottom roller be driven by a motor rotation so that the roller set of middle rear roller Slide along the roller shaft of middle rear roller or turn left sliding from the right side from left to right, in the middle the roller set of rear roller slide into after sieve When the right side of the roller shaft of drawing or left side edge, the roller of middle rear roller set keep continuing on original identical speed in after The roller shaft of roller is turned left from the right side and sliding or is from left to right slided, while the first tongue of the roller set of middle front roller, second convex Slot, third tongue bottom roller be driven by a motor rotation so that roller of the roller set of middle front roller along middle front roller Axis is turned left from the right side to be slided or slides from left to right, and the roller set of front roller slides into the left side of the roller shaft of middle front and back roller in the middle Or when right side edge, the roller of middle front roller set keeps continuing on the roller shaft of middle front roller with original identical speed from a left side It turns right and sliding or turns left sliding from the right side, and the glide direction holding phase of the roller set of middle rear roller and the roller set of middle front roller Instead, sliding speed keep it is identical, middle rear roller roller set along the roller shaft of middle rear roller and the roller set of middle front roller In sliding process along the roller shaft of middle front roller, the sieve of fiber in the first regenerated terylene/cotton blended sliver in middle rear roller It helps pull a cart and drives lower realization staggeredly transfer process with the pressing of the roller of middle front roller set, to realize that the first regenerated terylene/cotton is mixed Close the transfer immixture in transfer process of regenerated polyester fiber and cotton fiber in item, and after pass through in second of draft area Drawn down and the first regenerated terylene/cotton blended sliver of transfer mixing enter the front draft between middle front roller and front roller Area realizes feeding under the not synchronized rotation axially that the roller of the roller set of middle front roller and front roller covers at this time First regenerated terylene/cotton blended sliver third time drawn down process, most 6 afterwards through drawn down three times and primary transfer mixing The first regenerated terylene of root/cotton blended sliver again and closes again, to realize the regenerated terylene in the first regenerated terylene/cotton blended sliver The fining mixing of fiber and cotton fiber after drawn down;
In third road drafting, fed jointly using 6 second regenerated terylenes/cotton blended sliver, the regenerated terylene pre-drawing of feeding and Sliver again and closes again after the drawn down of drafting system and regenerated terylene/cotton is made mixes ripe bar, to realize the of feeding Under two regenerated terylenes/regenerated polyester fiber of cotton blended sliver during drawn down no transfering state parallel with cotton fiber Fining mixing, drafting system use four rollers, three area's drawing-off structure, four in use four under attached guide roller, pressure bar type two-region it is bent Line drawing-off;
Step 5: rove: 1 root regeneration terylene/cotton made from the 4th step being mixed ripe bar and feeds obtained regenerated terylene/cotton mixing slightly Yarn, rove process include two steps of drawing-off and twisting winding, as drawing-off make made from terylene/cotton mixing rove adapt to spun yarn The drawing-off ability of machine, and further improve the parallel stretch degree and separating degree of fiber, have terylene/cotton mixing rove by twisting There is certain strength, be the feeding that suitable package adapts to spinning frame finally by winding shaping, drawing-off is double short using four rollers Apron draft form, at 10 times hereinafter, middle draft area is main drawing area, front draft zone is 1.01-1.07 times for drafting multiple control Between tension draft Distribution Area, guarantee fiber cluster area ordered arrangement, first break draft area be drafting multiple in 1.06-1.53 Tension draft between times;
Step 6: spun yarn: 1 root regeneration terylene/cotton mixing rove made from the 5th step being fed, environmentally friendly mixed yarn, spun yarn yarn is made Process includes two steps of drawing-off and twisting winding, draws and attenuates the rove attenuating of feeding to desired fineness by drawing-off, passes through Twisting makes spun yarn have certain strength, elasticity and gloss, finally by the certain tubular structure of winding shaping academic title, after being convenient for The processing of procedure, drawing-off use three roller double-short leather-ring weighing drafts, and the main function in first break draft area is for front draft zone Dominant draft is prepared, with give full play to cushion rubber control fiber movement effect, back area draft scope control 1.14-1.5 times it Between, drafting multiple grasp less than normal in first break draft area reaches the purpose that can improve proparea drafting multiple and yarn quality, Simultaneously to guarantee that drawing-off is smooth, prevents yarn from skidding in roller nip, increase first break draft area roller gauge and roller loading.
2. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, cotton is combed clearly Connection, using the technological principle of " more packets are taken, select content, and sufficiently, progressive shredding is beaten with comb generation, hurts fiber less for mixing ".
3. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, cotton fiber is in parallel Griping cotton machine is FA002.
4. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, metal Mars is visited It surveys device and uses AMP-2000V5.
5. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, pacify general impurity discharging device Using DIVERTER.
6. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, cotton fiber mixing Multi-mixer use FA025.
7. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, opening picking is used " compared with short route, it is diligent grab grab less, reinforce mixing, tip-tap is fallen less " technological principle.
8. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, cotton carding part is adopted With " low speed, less fall, fastly shift " technological principle.
9. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in second step, polyester fiber is mixed The multi-mixer of conjunction uses KINGDA MA-6.
10. the production method of environmental protection mixed yarn according to claim 1, which is characterized in that in third step, regenerated terylene item During pre-drawing, technique uses the principle of " pressurization, big gauge, channel are bright and clean, anti-tangle anti-blocking again ".
CN201910322789.5A 2019-04-22 2019-04-22 The production method of environmentally friendly mixed yarn Pending CN110067057A (en)

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CN110714247A (en) * 2019-10-17 2020-01-21 江南大学 Production method of high-grade environment-friendly yarn
CN111764014A (en) * 2020-07-03 2020-10-13 浙江云山纺织印染有限公司 Manufacturing process of polyester cotton yarn

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JP2010111988A (en) * 2008-09-19 2010-05-20 Ist Corp Apparatus and method for producing bulky spun yarn
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CN110714247A (en) * 2019-10-17 2020-01-21 江南大学 Production method of high-grade environment-friendly yarn
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