CN108517598A - A kind of production technology of high intensity vortex spinning spun rayon - Google Patents
A kind of production technology of high intensity vortex spinning spun rayon Download PDFInfo
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- CN108517598A CN108517598A CN201810298138.2A CN201810298138A CN108517598A CN 108517598 A CN108517598 A CN 108517598A CN 201810298138 A CN201810298138 A CN 201810298138A CN 108517598 A CN108517598 A CN 108517598A
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- fiber
- vortex spinning
- high intensity
- spun rayon
- sliver
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Classifications
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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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/30—Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
- D01H13/306—Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting by applying fluids, e.g. steam or oiling liquids
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
- D01H4/02—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques imparting twist by a fluid, e.g. air vortex
-
- 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
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
- D10B2201/24—Viscose
Abstract
The present invention relates to a kind of production technologies of high intensity vortex spinning spun rayon, and steps are as follows:Select viscose staple fibre as air vortex spinning raw material;Staple fiber is obtained into the fiber carded sliver by Blowing carding process, specifically first pass around opening picking unit by staple fiber shredding, removal of impurities, be uniformly mixed, fiber is transported to carding machine by continuous feeding case, fibre bundle is combed into single fiber state by carding machine, forms the fiber carded sliver;It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar;Fiber ripe bar is sent into vortex spinning equipment to spin, spindle is heated using high temperature compressed air heating in spinning process, the fiber ripe bar into after nozzle is set along spindle perficial helical looping resultant yarn, to form cheese under high temperature environment, that is, high intensity vortex spinning spun rayon is made.The production technology process of the present invention is few, yield is big, recruitment is few, and the spun rayon produced has many advantages, such as strength height, soft comfortable, good hygroscopicity.
Description
Technical field
The present invention relates to spinninging technical field more particularly to a kind of production technologies of high intensity vortex spinning spun rayon.
Background technology
Currently, the production of vortex spinning yarn is mainly based on terylene and viscose glue raw material, the wherein accounting bigger of viscose glue.But
It is that viscose yarn intensity is low, is easily destroyed during high-speed eddy spinning processing, forms weak ring or filoplume, influence vortex spinning
The quality and production efficiency of spun rayon.Therefore, improve air vortex spinning processing technology, to improving the quality and effect of vortex spinning spun rayon
Rate is of great significance.
Invention content
The technical issues of solution:Easily add in high-speed eddy spinning for viscose yarn during existing Tecnology of Air Vortex Spinning
The shortcomings of being destroyed during work, causing strength low, filoplume is more, the present invention provides a kind of production of high intensity vortex spinning spun rayon
Technique, the spun rayon of production technology production is high with strength, bar evenness is good, filoplume is few, wearability is strong, anti-fluffing and anti-pilling
The advantages that.
Technical solution:A kind of production technology of high intensity vortex spinning spun rayon, the production stage of this method are as follows:
(1) raw material selects:
Select viscose staple fibre as air vortex spinning raw material;
(2) Blowing carding process:
Staple fiber is obtained into the fiber carded sliver by Blowing carding process, comprises the concrete steps that and first passes around opening picking unit by short fibre
It ties up shredding, removal of impurities, be uniformly mixed, viscose rayon fineness is thin, regularity is good, short flannel is few, and free from foreign meter, opening and cleaning step is taken short
Flow process uses the technological principle of " slow-speed of revolution is beaten, soft combing with comb generation ", then by continuous feeding case that fiber is defeated
It is sent to carding machine, fibre bundle is combed into single fiber state by carding machine, forms the fiber carded sliver;
(3) mixing in doubling step:
It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar;
(4) vortex spinning process:
Fiber ripe bar is sent into vortex spinning equipment to spin, high temperature compressed air heating pair is used in spinning process
Spindle is heated, and the fiber ripe bar into after nozzle is made along spindle perficial helical looping resultant yarn, to be formed under high temperature environment
High intensity vortex spinning spun rayon is made in cheese, at high operating temperatures, relative humidity reduces, viscose glue under the low humidity strong
Power is promoted, and makes to be not easy to be destroyed when its looping resultant yarn, and after fiber looping resultant yarn, yarn returns room temperature, since heat expansion is cold
Contracting principle, fiber spiral is embedded in yarn more compacts, and fibre-fibre friction coefficient increases, and sliding is reduced, and further improves vortex
Spin the strength of spun rayon.
In step (1) described above the fibre length of viscose staple fibre be 36~44mm, line density be 0.89~
1.43dtex, single fiber intensity are 2.0~4.0cN/dtex.
The control parameter of Blowing carding process is as follows in step (2) described above:Weight of card sliver is 3.0~5.0g/m, tin
Woods rotating speed is 300~450r/min, and licker-in rotating speed is 800~1100r/min, and doffer speed is 30~50r/min, cover board linear speed
Degree is 100~160mm/min, and sliver exporting speed is 140~200mm/min, to after machine before cover board and Bearded-needle knitted cloth interval distance slave
It is followed successively by 25/1000,25/1000,23/1000,23/1000,23/1000,23/1000.
The control parameter of mixing in doubling step is as follows in step (3) described above:
Head is simultaneously:It using 6~8 and closes, 1.5~2.5, sliver exporting speed is 250~350mm/ for back zone drafting multiple control
Min, quantification of 3.0~5.0g/m;
Two simultaneously:It using 6~8 and closes, 1.0~2.5, sliver exporting speed is 250~380mm/ for back zone drafting multiple control
Min, quantification of 3.0~5.0g/m;
Three simultaneously:It using 6~8 and closes, 1.0~2.0, sliver exporting speed is 280~450mm/ for back zone drafting multiple control
Min, quantification of 2.5~4.5g/m.
Step (4) high temperature compressed air temperature described above is 50~60 DEG C, and vortex spinning process control parameter is as follows:
Nozzle air pressure be 0.46~0.56Mpa, spinning speed be 360~480m/min, feeding than be 0.92~1.00, batch than for
0.94~1.04, spinning tension is 100~180mN, and condensers specification is 4~9mm, and traversing angle is 15~18deg.
Advantageous effect:A kind of production technology of high intensity vortex spinning spun rayon provided by the invention has below beneficial to effect
Fruit:
1. the production technology process of the present invention is few, yield is big, recruitment is few, production cost can be substantially reduced, increases yield;
2. the vortex spinning spun rayon that the production technology of the present invention is prepared has higher strength, yarn interior fiber is not
It is easily destroyed, bar evenness is good, and this yarn had not only had preferable strength, but also with viscose glue soft comfortable, good hygroscopicity etc.
Characteristic also has many advantages, such as that vortex spinning filoplume is few, wearability is strong, anti-fluffing and anti-pilling.
Specific implementation mode
Embodiment 1
The production technology of 19.7tex high intensity vortex spinning spun rayons, production stage are as follows:
(1) raw material selects:
Select fibre length be 38mm, the viscose staple fibre that line density 1.33dtex, single fiber intensity are 2.49cN/dtex
As air vortex spinning raw material;
(2) Blowing carding process:
Staple fiber is obtained into the fiber carded sliver by Blowing carding process, comprises the concrete steps that and first passes around opening picking unit by short fibre
It ties up shredding, removal of impurities, be uniformly mixed, fiber is then transported to by carding machine by continuous feeding case, carding machine combs fibre bundle
At single fiber state, the fiber carded sliver is formed, technological parameter is as follows:Weight of card sliver is 5.0g/m, and cylinder rotating speed is 360r/min, thorn
Roller rotating speed be 980r/min, doffer speed 45r/min, cover board linear velocity be 130mm/min, sliver exporting speed 160mm/min,
To being followed successively by 25/1000,25/1000,23/1000,23/1000,23/ after machine before cover board and Bearded-needle knitted cloth interval distance slave
1000,23/1000;
(3) mixing in doubling step:
It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar, technique
Parameter is as follows:
Head is simultaneously:Half ripe bar Dry Weight per Unit is 5.0g/m, using 6 and is closed, back zone drafting multiple 2.2, sliver exporting speed is
250m/min,
Two simultaneously:Half ripe bar Dry Weight per Unit is 4.8g/m, using 8 and is closed, back zone drafting multiple 1.9, sliver exporting speed is
260m/min,
Three simultaneously:Half ripe bar Dry Weight per Unit is 4.5g/m, using 8 and is closed, back zone drafting multiple 1.4, sliver exporting speed is
360m/min;
(4) vortex spinning process:
Fiber ripe bar exports after roller draft from front roller nip, and is spun the vortex institute formed in nozzle immediately
The negative pressure of generation sucks to form core fibre, when the end of fiber is detached from front roller, expands, is covered in hollow because of eddy current effect
Spindle surface, and turned round along fixed hollow inner wall, with travelling forward for sliver, fiber ends, which are wound on yarn core, makes yarn
Line obtains the twist and forms cheese, that is, 19.7tex high intensity vortex spinning spun rayons are made, and high-temperature high-pressure is used in spinning process
Contracting air heating heats spindle, makes the fiber ripe bar into after nozzle under high temperature environment along spindle perficial helical
Looping resultant yarn, wherein high temperature compressed air temperature are 55 DEG C, and vortex spinning process control parameter is as follows:Nozzle air pressure is 0.51Mpa,
Spinning speed is 440m/min, and feeding ratio is 0.98, is batched than being 1.01, spinning tension 180mN, and condensers specification is 9mm,
Traversing angle is 17deg.
Embodiment 2
The production technology of 19.7tex high intensity vortex spinning spun rayons, production stage are as follows:
(1) raw material selects:
Select fibre length be 36mm, the viscose staple fibre that line density 1.29dtex, single fiber intensity are 2.10cN/dtex
As air vortex spinning raw material;
(2) Blowing carding process:
Staple fiber is obtained into the fiber carded sliver by Blowing carding process, comprises the concrete steps that and first passes around opening picking unit by short fibre
It ties up shredding, removal of impurities, be uniformly mixed, fiber is then transported to by carding machine by continuous feeding case, carding machine combs fibre bundle
At single fiber state, the fiber carded sliver is formed, technological parameter is as follows:Weight of card sliver is 4.0g/m, and cylinder rotating speed is 360r/min, thorn
Roller rotating speed be 980r/min, doffer speed 45r/min, cover board linear velocity be 130mm/min, sliver exporting speed 160mm/min,
To being followed successively by 25/1000,25/1000,23/1000,23/1000,23/ after machine before cover board and Bearded-needle knitted cloth interval distance slave
1000,23/1000;
(3) mixing in doubling step:
It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar, technique
Parameter is as follows:
Head is simultaneously:Half ripe bar Dry Weight per Unit is 4.0g/m, using 6 and is closed, back zone drafting multiple 2.2, sliver exporting speed is
250m/min,
Two simultaneously:Half ripe bar Dry Weight per Unit is 3.8g/m, using 8 and is closed, back zone drafting multiple 1.9, sliver exporting speed is
260m/min,
Three simultaneously:Half ripe bar Dry Weight per Unit is 3.5g/m, using 8 and is closed, back zone drafting multiple 1.4, sliver exporting speed is
360m/min;
(5) vortex spinning process:
Fiber ripe bar exports after roller draft from front roller nip, and is spun the vortex institute formed in nozzle immediately
The negative pressure of generation sucks to form core fibre, when the end of fiber is detached from front roller, expands, is covered in hollow because of eddy current effect
Spindle surface, and turned round along fixed hollow inner wall, with travelling forward for sliver, fiber ends, which are wound on yarn core, makes yarn
Line obtains the twist and forms cheese, that is, 19.7tex high intensity vortex spinning spun rayons are made, and high-temperature high-pressure is used in spinning process
Contracting air heating heats spindle, makes the fiber ripe bar into after nozzle under high temperature environment along spindle perficial helical
Looping resultant yarn, wherein high temperature compressed air temperature are 50 DEG C, and vortex spinning process control parameter is as follows:Nozzle air pressure is 0.49Mpa,
Spinning speed is 440m/min, and feeding ratio is 0.97, is batched than being 0.98, spinning tension 160mN, and condensers specification is 9mm,
Traversing angle is 17deg.
Embodiment 3
The production technology of 19.7tex high intensity vortex spinning spun rayons, production stage are as follows:
(1) raw material selects:
Select fibre length be 44mm, the viscose staple fibre that line density 1.43dtex, single fiber intensity are 2.88cN/dtex
As air vortex spinning raw material;
(2) Blowing carding process:
Staple fiber is obtained into the fiber carded sliver by Blowing carding process, comprises the concrete steps that and first passes around opening picking unit by short fibre
It ties up shredding, removal of impurities, be uniformly mixed, fiber is then transported to by carding machine by continuous feeding case, carding machine combs fibre bundle
At single fiber state, the fiber carded sliver is formed, technological parameter is as follows:Weight of card sliver is 4.5g/m, and cylinder rotating speed is 360r/min, thorn
Roller rotating speed be 980r/min, doffer speed 45r/min, cover board linear velocity be 130mm/min, sliver exporting speed 160mm/min,
To being followed successively by 25/1000,25/1000,23/1000,23/1000,23/ after machine before cover board and Bearded-needle knitted cloth interval distance slave
1000,23/1000;
(3) mixing in doubling step:
It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar, technique
Parameter is as follows:
Head is simultaneously:Half ripe bar Dry Weight per Unit is 4.5g/m, using 6 and is closed, back zone drafting multiple 2.2, sliver exporting speed is
250m/min,
Two simultaneously:Half ripe bar Dry Weight per Unit is 4.3g/m, using 8 and is closed, back zone drafting multiple 1.9, sliver exporting speed is
260m/min,
Three simultaneously:Half ripe bar Dry Weight per Unit is 4.0g/m, using 8 and is closed, back zone drafting multiple 1.4, sliver exporting speed is
360m/min;
(6) vortex spinning process:
Fiber ripe bar exports after roller draft from front roller nip, and is spun the vortex institute formed in nozzle immediately
The negative pressure of generation sucks to form core fibre, when the end of fiber is detached from front roller, expands, is covered in hollow because of eddy current effect
Spindle surface, and turned round along fixed hollow inner wall, with travelling forward for sliver, fiber ends, which are wound on yarn core, makes yarn
Line obtains the twist and forms cheese, that is, 19.7tex high intensity vortex spinning spun rayons are made, and high-temperature high-pressure is used in spinning process
Contracting air heating heats spindle, makes the fiber ripe bar into after nozzle under high temperature environment along spindle perficial helical
Looping resultant yarn, wherein high temperature compressed air temperature are 60 DEG C, and vortex spinning process control parameter is as follows:Nozzle air pressure is 0.52Mpa,
Spinning speed is 440m/min, and feeding ratio is 1.00, is batched than being 1.02, spinning tension 180mN, and condensers specification is 9mm,
Traversing angle is 17deg.
Yarn property detects:The 19.7tex high intensity vortex spinning viscose glues that the production technology of Examples 1 to 3 is spinned
Yarn carries out yarn property detection, by itself and same specification in viscose rayon true qualities yarn professional standard (FZ/T 12003-2014)
High-class product is compared, and is obtained such as the following table 1 data.
1 yarn property correction data of table
As can be seen from Table 1, the high intensity vortex spinning viscose glue that the three kinds of embodiments provided using the present invention are spinned
Yarn can reach requirement of the professional standard to same specification spun rayon high-class product, wherein the mode of production using embodiment 1 obtains
High intensity vortex spinning spun rayon performance it is best.
The embodiment of the present invention is described in detail above, for those of ordinary skill in the art, according to the present invention
The thought of embodiment, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (5)
1. a kind of production technology of high intensity vortex spinning spun rayon, it is characterised in that the production stage of this method is as follows:
(1) raw material selects:
Select viscose staple fibre as air vortex spinning raw material;
(2) Blowing carding process:
Staple fiber is obtained into the fiber carded sliver by Blowing carding process, comprises the concrete steps that first passing around opening picking unit opens staple fiber
Pine, is uniformly mixed removal of impurities, fiber is then transported to carding machine by continuous feeding case, fibre bundle is combed into list by carding machine
Fiber condition forms the fiber carded sliver;
(3) mixing in doubling step:
It by the fiber carded sliver by three draftings, carries out and closes, drawing-off, keep straightening of fibers parallel, obtain fiber ripe bar;
(4) vortex spinning process:
Fiber ripe bar is sent into vortex spinning equipment to spin, using high temperature compressed air heating to spindle in spinning process
It is heated, the fiber ripe bar into after nozzle is made along spindle perficial helical looping resultant yarn, to form bobbin under high temperature environment
High intensity vortex spinning spun rayon is made in yarn.
2. a kind of production technology of high intensity vortex spinning spun rayon according to claim 1, it is characterised in that:The step
(1) fibre length of viscose staple fibre is 36~44mm in, line density is 0.89~1.43dtex, single fiber intensity be 2.0~
4.0cN/dtex。
3. a kind of production technology of high intensity vortex spinning spun rayon according to claim 1, it is characterised in that:The step
(2) control parameter of Blowing carding process is as follows in:Weight of card sliver is 3.0~5.0g/m, and cylinder rotating speed is 300~450r/min,
Licker-in rotating speed is 800~1100r/min, and doffer speed is 30~50r/min, and cover board linear velocity is 100~160mm/min, is gone out
Speed is 140~200mm/min, to being followed successively by 25/1000,25/1000 after machine before cover board and Bearded-needle knitted cloth interval distance slave,
23/1000,23/1000,23/1000,23/1000.
4. a kind of production technology of high intensity vortex spinning spun rayon according to claim 1, it is characterised in that:The step
(3) control parameter of mixing in doubling step is as follows in:
Head is simultaneously:Using 6~8 and to close, 1.5~2.5, sliver exporting speed is 250~350mm/min for back zone drafting multiple control,
Quantification of 3.0~5.0g/m;
Two simultaneously:Using 6~8 and to close, 1.0~2.5, sliver exporting speed is 250~380mm/min for back zone drafting multiple control,
Quantification of 3.0~5.0g/m;
Three simultaneously:Using 6~8 and to close, 1.0~2.0, sliver exporting speed is 280~450mm/min for back zone drafting multiple control,
Quantification of 2.5~4.5g/m.
5. a kind of production technology of high intensity vortex spinning spun rayon according to claim 1, it is characterised in that:The step
(4) high temperature compressed air temperature is 50~60 DEG C, and vortex spinning process control parameter is as follows:Nozzle air pressure be 0.46~
0.56Mpa, spinning speed are 360~480m/min, and feeding is batched than being 0.94~1.04, spinning than being 0.92~1.00
Power is 100~180mN, and condensers specification is 4~9mm, and traversing angle is 15~18deg.
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Cited By (7)
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CN109680513A (en) * | 2019-02-15 | 2019-04-26 | 四川省宜宾惠美线业有限责任公司 | A kind of colouring method of scribbled |
CN109778406A (en) * | 2019-02-15 | 2019-05-21 | 四川省宜宾惠美线业有限责任公司 | A kind of high-strength flatness biology base fabric lining and preparation method |
CN109853096A (en) * | 2019-02-15 | 2019-06-07 | 宜宾惠美精纺科技股份有限公司 | A kind of yarn and preparation method |
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CN114836862A (en) * | 2021-02-02 | 2022-08-02 | 江苏京正特种纤维有限公司 | Production method of vortex core-spun yarn |
CN114836860A (en) * | 2021-02-01 | 2022-08-02 | 江苏京正特种纤维有限公司 | Production method of viscose high-count vortex yarns |
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CN109853096A (en) * | 2019-02-15 | 2019-06-07 | 宜宾惠美精纺科技股份有限公司 | A kind of yarn and preparation method |
CN109778406B (en) * | 2019-02-15 | 2021-02-12 | 四川省宜宾惠美线业有限责任公司 | High-strength low-elongation bio-based fiber fabric and preparation method thereof |
CN112725964A (en) * | 2020-12-23 | 2021-04-30 | 宜宾天之华纺织科技有限公司 | Production process of comfortable stretch yarn vortex spinning |
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CN114836860A (en) * | 2021-02-01 | 2022-08-02 | 江苏京正特种纤维有限公司 | Production method of viscose high-count vortex yarns |
CN114836860B (en) * | 2021-02-01 | 2023-11-17 | 江苏京正特种纤维有限公司 | Production method of viscose high count vortex yarn |
CN114836862A (en) * | 2021-02-02 | 2022-08-02 | 江苏京正特种纤维有限公司 | Production method of vortex core-spun yarn |
CN114836862B (en) * | 2021-02-02 | 2023-11-17 | 江苏京正特种纤维有限公司 | Production method of vortex core-spun yarn |
CN115404579A (en) * | 2022-10-13 | 2022-11-29 | 浙江九舜纺织有限公司 | Process for processing textile waste yarn into yarn |
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Application publication date: 20180911 |