CN105350135B - A kind of production method of bluish dogbane/staple cotton blended yarn line - Google Patents
A kind of production method of bluish dogbane/staple cotton blended yarn line Download PDFInfo
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- CN105350135B CN105350135B CN201510916249.1A CN201510916249A CN105350135B CN 105350135 B CN105350135 B CN 105350135B CN 201510916249 A CN201510916249 A CN 201510916249A CN 105350135 B CN105350135 B CN 105350135B
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- Mechanical Engineering (AREA)
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- Preliminary Treatment Of Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The present invention relates to a kind of production method of bluish dogbane/staple cotton blended yarn line.The technique includes：Apocynum fibre is subjected to pre- shredding, and adds 3% finish warm water solution, heap storage health 24 hours；The cotton carded sliver is made through Blowing carding process in long-staple cotton；The cotton carded sliver is discerped and rear mixed with treated apocynum fibre according to the ratio of bluish dogbane/long-staple cotton 35/65；Bluish dogbane/staple cotton blended yarn line is made by cotton spinning flow opening and cleaning step, carding step, combing process, three road mixing in doubling step, Roving Frames and spinning process in mixed bluish dogbane/long-staple cotton again.The second best in quality scribbled can be made in bluish dogbane and long-staple cotton by the present invention, the yarn makes apocynum fibre optimize with long-staple cotton fiber complementation, the antimicrobial health care function of bluish dogbane is merged, and the sucting wet air permeability of long-staple cotton, the characteristics of being allowed to play respective, yarn formation structure is optimized, and yarn qualities are more excellent.
Description
Technical field
The present invention relates to ring spinning new technical field, a kind of bluish dogbane/staple cotton blended yarn is particularly related to
The production method of line.
Background technology
With people's environmental protection and the continuous enhancing of health care consciousness, green ecological textile is increasingly favored by people,
Linen textile of spreading out by raw material of bluish dogbane starts common concern by people with its unique performance.Bluish dogbane is a kind of
Bast fiber, fiber finer, strength are big, and fiber integrates the gloss of silk, softness of cotton, numb well-pressed, with it is well-pressed, smooth,
The features such as good hygroscopicity, rapid heat dissipation and good permeability.Not only comfortableness is good for the textile that apocynum fibre is made, while also because of fibre
Dimension is made containing multi-medicament compositions such as cardiac glycoside, Quercetin, flavone compound, several amino acids with unique health care
With.In addition, spreading out linen also has antibacterial anti-rotten effect, after measured, after bluish dogbane fabric washing 30 times, its sterile rate is still high
It is natural anti-bacterial fibre in 10-20 times of general fabrics.Therefore, bluish dogbane can be used for the healthy fabric of weaving, by many scholars
Referred to as best natural textile fiber, is the health fiber of 21 century.In addition, the weaving that bluish dogbane is made with staple cotton blended yarn
Preferably, moisture absorption dissipates wet fast, with the gloss and feel as silk for fabric drapability, antistatic behaviour.
Pin is in this regard, the present invention provides a kind of production method of bluish dogbane/staple cotton blended yarn line.The technique includes：By sieve
Cloth flaxen fiber carries out pre- shredding, and adds 3% finish warm water solution, heap storage health 24 hours；By long-staple cotton through Blowing carding work
The cotton carded sliver is made in sequence；The cotton carded sliver is discerped into ratio of the rear and treated apocynum fibre according to bluish dogbane/long-staple cotton 35/65
Mixed；Mixed bluish dogbane/long-staple cotton is pressed into cotton spinning flow opening and cleaning step, carding step, combing process, three roads again
Bluish dogbane/staple cotton blended yarn line is made in mixing in doubling step, Roving Frames and spinning process.The present invention can be by bluish dogbane and long-staple cotton
The second best in quality scribbled is made, the yarn makes apocynum fibre optimize with long-staple cotton fiber complementation, has merged bluish dogbane
Antimicrobial health care function, and long-staple cotton sucting wet air permeability, the characteristics of being allowed to play respective, yarn formation structure optimized, yarn
Quality is more excellent.
The content of the invention
The purpose of the present invention is the production method for providing a kind of bluish dogbane/staple cotton blended yarn line, make apocynum fibre with
Long-staple cotton fiber complementation optimization, to merge the antimicrobial health care function of bluish dogbane, and long-staple cotton sucting wet air permeability, be allowed to play
Each the characteristics of, yarn formation structure is optimized, and yarn qualities are more excellent.
To achieve the above object, the production of bluish dogbane/staple cotton blended yarn line is realized, the present invention uses following life
Production method, comprises the following steps：
The first step, carries out pre- shredding, and add 3% finish warm water solution, heap storage health 24 hours by apocynum fibre；
Second step, the cotton carded sliver is made by long-staple cotton through Blowing carding process；
3rd step, ratio of the rear and treated apocynum fibre according to bluish dogbane/long-staple cotton 35/65 is discerped by the cotton carded sliver
Example is mixed；
4th step, by mixed bluish dogbane/long-staple cotton by cotton spinning flow opening and cleaning step, carding step, combing process,
Bluish dogbane/staple cotton blended yarn line is made in three road mixing in doubling step, Roving Frames and spinning process.
Using above-mentioned production technology, bluish dogbane and long-staple cotton fiber can be made to the good mixed yarn of yarn quality, especially
It is that the 3rd step therein is mixed apocynum fibre with long-staple cotton fiber according to a certain percentage, and the 4th step is by after mixing
Bluish dogbane/long-staple cotton by cotton spinning flow opening and cleaning step, carding step, combing process, three road mixing in doubling step, Roving Frames and
Bluish dogbane/staple cotton blended yarn line is made in spinning process, optimizes yarn formation structure.
Further perfect technical scheme is as follows for present invention process：
Preferably, in the first step, pre- shredding, the work of appropriate adjustment shredding machinery are carried out to bluish dogbane on cotton waste processor
Skill parameter, interrupts part overlength fiber, improves fibre separation index, reduces the consumption of bluish dogbane in spinning process, oil supply after shredding
Dewing, the finish warm water solution for plus 3%, finish is made up of obvolvent agent, antistatic additive and softening agent, heap storage health 24 hours.
Because apocynum fibre difference in length is big and has certain and silk fiber and overlength fiber, using above preferable process
Bluish dogbane can be made to adapt to the production on cotton spinning equipment, while the bluish dogbane after oil supply dewing, can reduce the rigidity of fiber, reduced
Wrapping phenomena caused by electrostatic, strengthens cohesive force, improves spinning property.
Preferably, in second step, the long-staple cotton carded sliver is made using Blowing carding process；It is reciprocating in the Blowing carding process
Griping cotton machine hired roughneck interval declines 1.5-2mm, grabs cotton hired roughneck rotating speed for 1000-1100r/min, Single axial waste silk opener brad hired roughneck turns
Speed is 600-700r/min, and multi-mixer evener roller rotating speed is 650-750r/min, and pattern doffing roller rotating speed is 500-600r/
Min, porcupine opener rotating speed of flail is 450-500rpm, and feed roll motor rotating speed is 42-48rmp, and breast swift rotating speed is
330-450r/min, licker-in rotating speed is 950-1050r/min, and cover plate linear velocity is 80-130mm/min, and doffing speed is 45-
50r/min, weight of card sliver is 17.5-32.5g/5m.
It is highly preferred that in second step, the Blowing carding process using " select content, it is caducous it is few it is broken, be sufficiently mixed, hinder less
The technological principle of fiber ".
Preferably, in the 3rd step, the cotton carded sliver is discerped, then with treated apocynum fibre according to bluish dogbane/length
The ratio of suede cotton 35/65 is mixed, mixed using bag, and the mixed design load frequently that bluish dogbane feeds intake is higher by 5%.
It is above-mentioned that the cotton carded sliver is discerped into ratio of the rear and treated apocynum fibre according to bluish dogbane/long-staple cotton 35/65
In the process mixed, the content for being experimentally confirmed bluish dogbane is controlled between 10%-40%, and yarn quality is acceptable
Scope, to fully demonstrate the characteristic of apocynum fibre, the appropriate bluish dogbane/long-staple cotton of choosing of the present invention is carried out in 35/65 ratio
Mixing, while according to the requirement of blending ratio, it is contemplated that in actual production bluish dogbane to fall loss-rate cotton big, through practice, using bag
Mixed, the feeding intake of bluish dogbane is higher by that design is mixed to compare 5%.
Preferably, in the 4th step, it is made using opening and cleaning step in lap, the opening and cleaning step, disc bale plucker is beaten
Hand declines 2-1.5mm every time, and opener kirschner beater speed is 400-500r/min, between scutcher hired roughneck and feed roll motor
Gauge 10-11mm, coiled roller rotating speed 9-11r/min, lap length 36-38m, cotton rolling quantity 360-380g/m.
It is highly preferred that in the 4th step, the opening and cleaning step use " select content, fall less or do not fall, beaten with combing band,
Hinder fiber less " technological principle.
Preferably, in the 4th step, it is made using carding step in the carded sliver, the carding step, cylinder speed is 320-
340r/min, cover plate speed is 170-180m/min, and licker-in speed is 840-860r/min, and doffer speed is 16-21r/min,
5 gauges of cylinder-cover plate are respectively 0.23mm, 0.20mm, 0.18mm, 0.18mm, 0.20mm, are to panel-licker-in gauge
0.23-0.25mm, cylinder-licker-in gauge is 0.20-0.22mm, and cylinder-doffer's gauge is 0.13-0.15mm, and weight of card sliver is
18-20g/5m。
It is highly preferred that in the 4th step, the technique that the carding step uses " jogging speed, large speed ratio, the few wound of many combs fall less "
Principle.
In above-mentioned carding step, to reduce damage of the licker-in to apocynum fibre, appropriate amplification licker-in and feed plate every
Away from, and reduce the speed of licker-in.Meanwhile, to reduce the generation of cotton knot and fiber crops knot, the gauge grasp less than normal between cylinder and cover plate.Separately
Outside, it is the abundant speed for excluding the chopped fiber in bluish dogbane and the fine impurities in raw cotton, suitably increase cover plate.
Preferably, in the 4th step, yarn is made using combing process, the combing process is using the side retreated to cotton
In formula, the combing cotton process, speed is 215-255 pincers/min, is 4.2-4.6mm to cotton length, and linters rate control exists
Between 12%-15%, the quantification of 16.6-18.26g/5m of yarn.
Preferably, in the 4th step, ripe bar is made using three road mixing in doubling step, three road mixing in doubling step includes slubbing drafting
In process, two road mixing in doubling step and three road mixing in doubling step, the slubbing mixing in doubling step, front roller linear velocity is 155-165m/
Min, 8 carded slivers are simultaneously closed, 7.8-8.5 times of total draft multiple, 1.73 times of back zone drafting multiple, the quantitative 17.0g/5m of slubbing drafting,
In horn mouth diameter 3.6mm, two road mixing in doubling step, front roller linear velocity is 150-160m/min, and 8 slubbing draftings are simultaneously
Close, total draft multiple is 8.19 times, and back zone drafting multiple is 1.4 times, and the two quantification of 16.6g/5m of road drafting, horn mouth is a diameter of
3.4mm；In three road mixing in doubling step, front roller linear velocity is 150-160m/min, and 8 two road draftings are simultaneously closed, total draft times
Number is 8.3 times, and back zone drafting multiple is 1.22 times, slubbing drafting quantitative 16g/5m, horn mouth diameter 3.2mm.
It is highly preferred that in the 4th step, three road mixing in doubling step is using " close setting, light quantitative, jogging speed, suitable drawing-off "
Technological principle.
In above-mentioned mixing in doubling step, to ensure that fiber is well mixed, and the road of strip adoption three is 8 and the mode closed, and is used
Along drawing-off, head, two and using be less than end and total draft multiple, end and back zone drafting multiple be less than head, two and technique match somebody with somebody
Put, head and using larger back zone drafting multiple, extreme trace using concentrate proparea drawing-off by the way of, it is parallel to improve stretching for fiber
Based on degree and the bar evenness of ripe bar.
Preferably, in the 4th step, it is made using Roving Frames in rove, the Roving Frames, quantification of 4-5g/10m is preceding
Roller rotating speed is 160-180r/min, and flier rotating speed is 640-700r/min, and front roller and middle roller centre-to-centre spacing are 49mm, middle sieve
Draw and rear roller centre-to-centre spacing is 50mm, back zone drafting multiple is 1.2 times, and total draft multiple is 6.4-8 times, and jaw is 8.5mm, is twisted with the fingers
Coefficient is 110.
It is highly preferred that in the 4th step, the Roving Frames use " low ingot speed, small tension receiving coil, small back area draft, the larger twist "
Technological principle.
In above-mentioned Roving Frames, for control Roving Elongation, reduce unexpected elongation, take larger roving twist factor and compared with
Small tension force, on the premise of not influenceing sliver to drop and can smoothly drive, reduces the misdraft of yarn.
Preferably, in the 4th step, it is made using spinning process in bluish dogbane/staple cotton blended yarn line, the spinning process,
Using four roller grid ring type compact spinning rings, resultant yarn twist factor is 350-390, and front roller and middle roller centre-to-centre spacing are
43-45mm, middle roller and rear roller centre-to-centre spacing are 50-60mm, and ingot speed is 9000-11000r/min, and nip gauge is 2.5mm,
Rigid antistatic treatment rubber roll, configures self-lubricating rings from, and the reel cage pressure of preceding rubber roll, mid-rubber roll and back cot is respectively
The double ingots of 240N/, the double ingots of 160N/, the double ingots of 200N/, gather negative pressure for 1800Pa-2100Pa.
It is highly preferred that in the 4th step, the spinning process uses the technological principle of " tight gauge, again pressurization ".
The advantages of the present invention are：
The second best in quality scribbled is made in bluish dogbane and long-staple cotton, the yarn makes apocynum fibre and long-staple cotton fiber
Complementation optimization, has merged the antimicrobial health care function of bluish dogbane, and long-staple cotton sucting wet air permeability, it is adaptable to develop antibacterial guarantor
The comfortable textile of strong, health.
Embodiment
Present invention work is further looked familiar in detail with reference to embodiment.But the invention is not restricted to given example.
Embodiment
Exemplified by producing 14.5tex bluish dogbanes/staple cotton blended yarn line on QFA1528 type compact spinning frames, it is given birth to
The concrete scheme of production is as follows：Apocynum fibre is subjected to pre- shredding, and adds 3% finish warm water solution, heap storage health 24 is small
When；The cotton carded sliver is made through Blowing carding process in long-staple cotton；With treated apocynum fibre according to sieve after the cotton carded sliver is discerped
The ratio of cloth fiber crops/long-staple cotton 35/65 is mixed；Again by mixed bluish dogbane/long-staple cotton by cotton spinning flow opening and cleaning step,
Bluish dogbane/staple cotton blended yarn line is made in carding step, combing process, three road mixing in doubling step, Roving Frames and spinning process.
(1) pre- shredding is carried out to bluish dogbane on cotton waste processor, the technological parameter of appropriate adjustment shredding machinery interrupts portion
Divide overlength fiber.Oil supply dewing after shredding, the finish warm water solution for plus 3%, finish is by obvolvent agent, antistatic additive and softening agent group
Into heap storage health 24 hours.
(2) long-staple cotton Blowing carding process：Reciprocation bale plucker hired roughneck interval declines 2mm, grabs cotton hired roughneck rotating speed for 1050r/
Min, Single axial waste silk opener brad hired roughneck rotating speed is 650r/min, and multi-mixer evener roller rotating speed is 700r/min, stripping
Roller rotating speed is 550r/min, and porcupine opener rotating speed of flail is 475rpm, and feed roll motor rotating speed is 45rmp, breast swift
Rotating speed is 400r/min, and licker-in rotating speed is 1000r/min, and cover plate linear velocity is 110mm/min, and doffing speed is 48r/min, raw
The quantification of 20g/5m of bar.
(3) the cotton carded sliver is discerped rear with treated apocynum fibre according to the ratio of bluish dogbane/long-staple cotton 35/65 to enter
Row mixing, mixed using bag, the mixed design load frequently that bluish dogbane feeds intake is higher by 5%.
(4) opening and cleaning step：Disc bale plucker hired roughneck declines 2mm every time, and opener kirschner beater speed is 450r/min,
Gauge 11mm, coiled roller rotating speed 11r/min, lap length 38m, cotton rolling quantity between scutcher hired roughneck and feed roll motor
380g/m。
(5) carding step：Cylinder speed is 330r/min, and cover plate speed is 170m/min, and licker-in speed is 850r/min,
Doffer speed is 19r/min, and 5 gauges of cylinder-cover plate are respectively 0.23mm, 0.20mm, 0.18mm, 0.18mm, 0.20mm,
It is 0.23mm to panel-licker-in gauge, cylinder-licker-in gauge is 0.21mm, and cylinder-doffer's gauge is 0.15mm, weight of card sliver
For 19g/5m.
(6) combing process：Cotton mode of giving is retreated, speed is 215-255 pincers/min, is 4.4mm, linters rate to cotton length
Control is in 13% or so, the quantification of 18g/5m of yarn.
(7) three road mixing in doubling step：In slubbing mixing in doubling step, front roller linear velocity is 165m/min, and 8 carded slivers are simultaneously closed, sieve
Drawing gauge is 8 × 12mm, 8.47 times of total draft multiple, 1.73 times of back zone drafting multiple, the quantitative 17.0g/5m of slubbing drafting, loudspeaker
Mouth diameter 3.6mm；In two road mixing in doubling step, front roller linear velocity is 160m/min, and 8 slubbing draftings are simultaneously closed, total draft multiple
For 8.19 times, back zone drafting multiple is 1.4 times, the two quantification of 16.6g/5m of road drafting, a diameter of 3.4mm of horn mouth；Three roads are simultaneously
In bar process, front roller linear velocity is 160m/min, and 8 two road draftings are simultaneously closed, and total draft multiple is 8.05 times, back area draft times
Number is 1.22 times, three road draftings quantitative 16.5g/5m, horn mouth diameter 3.2mm.
(8) Roving Frames：Regular roving feeding is 4.8g/10m, and front roller rotating speed is 160r/min, and flier rotating speed is 680r/
Min, front roller and middle roller centre-to-centre spacing are 49mm, and middle roller and rear roller centre-to-centre spacing are 50mm, and back zone drafting multiple is 1.2
Times, total draft multiple is 6.875 times, and jaw is 8.5mm, and twist factor is 110.
(9) spinning process：Using four roller grid ring type compact spinning rings, into thread density 14.5tex, resultant yarn
Twist factor is 390, and front roller and middle roller centre-to-centre spacing are 44mm, and middle roller and rear roller centre-to-centre spacing are 52mm, ingot speed 10000r/
Min, nip gauge is 2.5mm, the rigid antistatic treatment rubber roll from, configures self-lubricating rings, preceding rubber roll, mid-rubber roll and after
The reel cage pressure of rubber roll is respectively the double ingots of 240N/, the double ingots of 160N/, the double ingots of 200N/, gathers negative pressure for 1900Pa.
After testing, it is as follows according to the indices of above method production bluish dogbane/staple cotton blended yarn line：
Claims (1)
1. a kind of production method of bluish dogbane/staple cotton blended yarn line, it is characterised in that：Comprise the following steps：
The first step, carries out pre- shredding, and add 3% finish warm water solution, heap storage health 24 hours by apocynum fibre；Useless
Pre- shredding is carried out on cotton processor to bluish dogbane, the technological parameter of appropriate adjustment shredding machinery interrupts part overlength fiber, improved
Fibre separation index, reduces the consumption of bluish dogbane in spinning process, oil supply dewing after shredding, the finish warm water solution for plus 3%, finish
It is made up of obvolvent agent, antistatic additive and softening agent, heap storage health 24 hours；
Second step, the cotton carded sliver is made by long-staple cotton through Blowing carding process；Blowing carding process using " select content, it is caducous it is few it is broken, fill
Point mixing, hinder fiber less " technological principle, in Blowing carding process, reciprocation bale plucker hired roughneck interval declines 1.5-2mm, grabs cotton
Hired roughneck's rotating speed is 1000-1100r/min, and Single axial waste silk opener brad hired roughneck rotating speed is 600-700r/min, and multi-mixer is equal
Cotton roller rotating speed is 650-750r/min, and pattern doffing roller rotating speed is 500-600r/min, and porcupine opener rotating speed of flail is 450-
500rpm, feed roll motor rotating speed is 42-48rmp, and breast swift rotating speed is 330-450r/min, and licker-in rotating speed is 950-
1050r/min, cover plate linear velocity is 80-130mm/min, and doffing speed is 45-50r/min, and weight of card sliver is 17.5-32.5g/
5m；
3rd step, the cotton carded sliver is discerped rear with treated apocynum fibre according to the ratio of bluish dogbane/long-staple cotton 35/65 to enter
Row mixing, mixed using bag, the mixed design load frequently that bluish dogbane feeds intake is higher by 5%；
4th step, cotton spinning flow opening and cleaning step, carding step, combing process, three roads are pressed by mixed bluish dogbane/long-staple cotton
Bluish dogbane/staple cotton blended yarn line is made in mixing in doubling step, Roving Frames and spinning process；Lap is made using opening and cleaning step,
Opening and cleaning step uses the technological principle of " select content, fall less or do not fall, beat to comb band, hinder fiber less ", opening and cleaning step
In, disc bale plucker hired roughneck declines 2-1.5mm every time, and opener kirschner beater speed is 400-500r/min, scutcher hired roughneck
Gauge 10-11mm, coiled roller rotating speed 9-11r/min, lap length 36-38m, cotton rolling quantity 360- between feed roll motor
380g/m；The carded sliver is made using carding step, carding step is former using the technique of " jogging speed, large speed ratio, the few wound of many combs fall less "
Then, in carding step, cylinder speed is 320-340r/min, and cover plate speed is 170-180m/min, and licker-in speed is 840-
860r/min, doffer speed is 16-21r/min, 5 gauges of cylinder-cover plate be respectively 0.23mm, 0.20mm, 0.18mm,
0.18mm, 0.20mm, are 0.23-0.25mm to panel-licker-in gauge, and cylinder-licker-in gauge is 0.20-0.22mm, cylinder-road
Husband's gauge is 0.13-0.15mm, and weight of card sliver is 18-20g/5m；Yarn is made using combing process, after combing process is used
Return in the mode of cotton, combing cotton process, speed is 215-255 pincers/min, is 4.2-4.6mm, linters rate control to cotton length
System is between 12%-15%, the quantification of 16.6-18.26g/5m of yarn；Ripe bar is made using three road mixing in doubling step, three roads are simultaneously
Bar process includes slubbing mixing in doubling step, two road mixing in doubling step and three road mixing in doubling step, and three road mixing in doubling step are using " close setting, light
In the technological principle of quantitative, jogging speed, suitable drawing-off ", slubbing mixing in doubling step, front roller linear velocity is 155-165m/min, 8 lifes
Bar is simultaneously closed, 7.8-8.5 times of total draft multiple, 1.73 times of back zone drafting multiple, the quantitative 17.0g/5m of slubbing drafting, horn mouth diameter
In 3.6mm, two road mixing in doubling step, front roller linear velocity is 150-160m/min, and 8 slubbing draftings are simultaneously closed, and total draft multiple is
8.19 times, back zone drafting multiple is 1.4 times, the two quantification of 16.6g/5m of road drafting, a diameter of 3.4mm of horn mouth；Three road draftings
In process, front roller linear velocity is 150-160m/min, and 8 two road draftings are simultaneously closed, and total draft multiple is 8.3 times, back area draft
Multiple is 1.22 times, slubbing drafting quantitative 16g/5m, horn mouth diameter 3.2mm.
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| CN108796726A (en) * | 2018-08-01 | 2018-11-13 | 湖南莎丽袜业股份有限公司 | Recombing ramie cotton blended yarn and its processing method, system and application |
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| CN110042521B (en) * | 2019-05-15 | 2021-07-06 | 江南大学 | Production method of multi-component fiber intelligent mixed blended yarn |
| CN112899837A (en) * | 2021-01-18 | 2021-06-04 | 鲁泰纺织股份有限公司 | Method for spinning combed linen yarns |
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