CN108385232A - Air-jet eddy-current spinning non-shrinkable wool yarns and its production method - Google Patents
Air-jet eddy-current spinning non-shrinkable wool yarns and its production method Download PDFInfo
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- CN108385232A CN108385232A CN201810464976.2A CN201810464976A CN108385232A CN 108385232 A CN108385232 A CN 108385232A CN 201810464976 A CN201810464976 A CN 201810464976A CN 108385232 A CN108385232 A CN 108385232A
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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
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
-
- 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
- D10B2211/00—Protein-based fibres, e.g. animal fibres
- D10B2211/01—Natural animal fibres, e.g. keratin fibres
- D10B2211/02—Wool
-
- 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
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/10—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
-
- 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
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The present invention relates to a kind of air-jet eddy-current spinning non-shrinkable wool yarns and its production methods, characterized in that includes the following steps：Basis weight of fiber yarn head end after drafting unit drawing-off processing is vortexed suction-operated at nozzle entrance by air-flow twisting intracavitary high speed rotation, it is guided needle and introduces hollow ingot doffing tube formation core fibre section, core fibre section is distributed in air-jet eddy-current spinning non-shrinkable wool yarns internal layer in stretched straight parallel state；After fiber strip tail end leaves front roller nip, free tail end fiber is formed by air-flow twisting intracavitary high speed rotation vortex centrifugal effect expansion separation, free tail end fiber generates twisting contour and is equably wrapped in adjacent core fibre section, form wrapper fibre section, the wrapper fibre section is gradually shifted to yarn outer layer from yarn internal layer, obtains air-jet eddy-current spinning non-shrinkable wool yarns.The present invention can realize the shrinkproof structure regulating forming of air-jet eddy-current spinning wool yarn, can solve defect existing for existing wool yarn and its production method.
Description
Technical field
The present invention relates to a kind of air-jet eddy-current spinning non-shrinkable wool yarns and its production methods, belong to textile technology field.
Background technology
Air injection air vortex spinning technology is to replace machinery rotation part to twist free tail end fiber using three-dimensional high-speed rotating vortex
And a kind of semi-free end Yarn spinning method of resultant yarn, have many advantages, such as short route, high speed, automation, ecological, environmental protective, it is considered to be 21
Century most foreground spinning technique.Its spinning process is as follows：Compressed air tangentially sprays into gas through four spray orifices along nozzle inner walls
Stream twisting chamber, forms three-dimensional high-speed and rotates strong negative pressure vortex field, the basis weight of fiber yarn head end after drafting process is guided
The guiding of needle and the suction-operated of negative pressure vortex field, which enter directly into, forms core fibre, fiber strip tail inside hollow ingot doffing tube
It holds after the gripping for being detached from front roller, is formed free tail end by the centrifugal action of vortex field, overturning lodging is in hollow ingot holding
On face, it is attached at hollow ingot holding face under high speed rotation airflow function and does sliding motion, looping core fibre and resultant yarn.Suitably carry
High hollow ingot holding face friction coefficient is, it can be achieved that the free tail end of fiber is attached at hollow ingot holding under high speed rotation airflow function
Rolling movement is done in face, and fiber itself, which generates, to be reversed and be fixed in yarn with the looping of wrapper fibre（Han CC, Xue
WL and Cheng LD, Textile Res J, 86(9): 911-918, 2016）.
Wool is the important source material of textile industry, it has many advantages, such as that elasticity is good, hygroscopicity is strong, warmth retention property is good, therefore sheep
Woolens object depth is favored by consumer.Due to the distinctive Microstructure of epidermal scale of wool fiber so that wool fiber has larger volume
Curvature and larger shrinking percentage after water is met, obvolvent force difference between fiber in wool yarn structure, morphological stability is poor when leading to washing.
Industry includes the methods of resin extension, refinement decrement, hydrogen peroxide oxidation, low-temperature plasma to the performance processing of wool fiber at present
Softening degradation is carried out to wool scale, so that the scale of wool is damaged, partially or completely divests, so as to improve wool fiber
Surface shape improves its shrinkproof performance, but inevitably causes to damage to wool surface, eventually leads to wool fibre
Tie up strength damage.CN201511015759.8 discloses a kind of enzymatic shrinkproof mercerization method of wool yarn, using ion
Liquid pre-processes and chlorination-enzymatic mercerization finish combines, and green residual can make wool product turn yellow, while production process not ring
It protects；CN201010127072.4 disclose a kind of softening, non-shrinkable wool yarns treatment process, by wool yarn humidification, impregnate,
The complex process flows such as pretreatment, rinsing, biochemical preparation processing, neutralization, softening agent dispersant function treatment, drying, production effect
Rate is low and process not environmentally；CN201610655138.4 discloses a kind of fire-retardant non-shrinkable wool yarns, using special-shaped wool fiber,
Special-shaped cotton fiber mixing reduces the easy shrinkage of wool yarn, and the spin ability of wherein profiled filament is relatively low.
Invention content
The purpose of the present invention is overcoming the deficiencies in the prior art, a kind of air-jet eddy-current spinning non-shrinkable wool yarns are provided
And its production method, realize air-jet eddy-current spinning wool yarn shrinkproof structure regulating forming, can solve existing wool yarn and
Defect existing for its production method.
According to technical solution provided by the invention, a kind of air-jet eddy-current spinning non-shrinkable wool yarns, it is characterized in that：The jet
It is equipped with several in vortex spinning non-shrinkable wool yarns and arranges torsioned fibres along length of yarn direction, torsioned fibres are in air-jet eddy-current spinning
It is uniformly distributed in non-shrinkable wool yarns, and itself is in twisting contour；Every torsioned fibres include core fibre section and wrapper fibre
Section, core fibre section are in stretched straight parallel state, and core fibre section is located at the internal layer of air-jet eddy-current spinning non-shrinkable wool yarns, wrapper fibre section
Equably be wrapped in the core fibre section of adjacent torsioned fibres, and from the internal layer of air-jet eddy-current spinning non-shrinkable wool yarns gradually to
Outer layer looping.
The present invention also provides a kind of production methods of air-jet eddy-current spinning non-shrinkable wool yarns, characterized in that including following step
Suddenly：
Fiber strip carries out drawing-off processing by drafting unit；Basis weight of fiber yarn head end after drafting unit drawing-off processing is spraying
Mouth inlet is vortexed suction-operated by air-flow twisting intracavitary high speed rotation, is guided needle and introduces hollow ingot doffing tube formation core fibre
Section is tieed up, core fibre section is distributed in air-jet eddy-current spinning non-shrinkable wool yarns internal layer in stretched straight parallel state；Fiber strip tail end leaves
After front roller nip, free tail end fiber is formed by air-flow twisting intracavitary high speed rotation vortex centrifugal effect expansion separation, from
Twisting contour is generated by tail end fiber and is equably wrapped in adjacent core fibre section, wrapper fibre section is formed, the looping is fine
It ties up section gradually to be shifted to yarn outer layer from yarn internal layer, obtains air-jet eddy-current spinning non-shrinkable wool yarns.
Further, the air-jet eddy-current spinning non-shrinkable wool yarns are set twist in the environment of ambient temperature and moisture.
Further, the fiber strip includes：Wool or cashmere fiber 0-50% and acrylic fibers or polyamide fibre or tencel are fine
Tie up 50-100%.
Further, the fiber strip total draft multiple is 220-350, and dominant draft multiple is 35-44, and feeding ratio is
0.96-0.98, winding is than being 0.98-1.02.
Further, the detailed process of the free tail end fiber generation twisting contour is：Free tail end fiber is by height
The axial thrust load effect overturning lodging of fast rotating vortex is increased on hollow ingot holding face by hollow ingot holding face tangential friction force
Greatly, in conjunction with air-flow twisting intracavitary high speed rotation vortex twisting effect, free tail end fiber is attached at hollow ingot holding face and rolls
Movement itself generates twisting contour and is equably wrapped in core fibre section.
Further, height of the hollow ingot holding face top edge apart from hollow ingot top surface is 0-0.3mm, hollow ingot
Height of the holding face lower edge apart from hollow ingot top surface is 5-8mm, and hollow ingot holding face friction coefficient is increased to 0.3-0.5.
Further, the dead twist technological temperature is 18-22 DEG C, humidity 62-68%, time 24-48h.
Air-jet eddy-current spinning non-shrinkable wool yarns of the present invention and its production method, by air-jet eddy-current spinning fiber torsional effect
It is combined with wool surface special construction, the shrinkproof performance and morphosis stability of wool yarn can be effectively improved, and
Have many advantages, such as short route, high speed, ecological, environmental protective, avoids resin of industry increment, refinement decrement, hydrogen peroxide oxidation, low temperature etc.
The methods of ion feel caused by wool yarn declines and the defects of strength damage.
Description of the drawings
Fig. 1 is the schematic diagram of air-jet eddy-current spinning non-shrinkable wool yarns of the present invention.
Fig. 2 is the production technology figure of air-jet eddy-current spinning non-shrinkable wool yarns of the present invention.
Fig. 3 is the structural schematic diagram of the hollow ingot.
Reference sign：1- air-jet eddy-current spinnings non-shrinkable wool yarns, 2- torsioned fibres, 3- twisting contours, 4- core fibres
Section, 5- wrapper fibres section, 6- fiber strips, 7- rear rollers, 8- middle rollers, 9- front rollers, 10- nozzle entrances, 11- guiding needle,
12- air-flows twist chamber, 13- hollow ingots, 14- hollow ingots doffing tube, 15- drafting units, 16- hollow ingots holding face, 17- hollow ingots
Holding face top edge, 18- hollow ingots holding face lower edge, 19- hollow ingots top surface.
Specific implementation mode
With reference to specific attached drawing, the invention will be further described.
Embodiment 1：
It is arranged along length of yarn direction as shown in Figure 1, being equipped with several in air-jet eddy-current spinning non-shrinkable wool yarns 1 of the present invention
Torsioned fibres 2（A torsioned fibres 2 are merely illustrated in Fig. 1）, torsioned fibres 2 in air-jet eddy-current spinning non-shrinkable wool yarns 1
Even distribution, and itself be in twisting contour 3；Every torsioned fibres 2 include core fibre section 4 and wrapper fibre section 5, core fibre section 4
In stretched straight parallel state, core fibre section 4 is located at the internal layer of air-jet eddy-current spinning non-shrinkable wool yarns 1, and wrapper fibre section 5 is equably wrapped
It is entangled in the core fibre section 4 of adjacent torsioned fibres 2, and by the gradual outer layers of the internal layer of air-jet eddy-current spinning non-shrinkable wool yarns 1
Looping.
The production method of the air-jet eddy-current spinning non-shrinkable wool yarns, including following procedure：Fiber strip 6 is by drafting unit
15 carry out drawing-off processing, and drafting unit includes rear roller 7, middle roller 8 and front roller 9；After 15 drawing-off of drafting unit processing
6 head end of basis weight of fiber yarn is vortexed suction-operated at nozzle entrance 10 by high speed rotation in air-flow twisting chamber 12, is guided
The hollow ingot doffing tube 14 that needle 11 introduces hollow ingot 13 forms core fibre section 4, and air-jet eddy-current spinning is distributed in stretched straight parallel state
1 internal layer of non-shrinkable wool yarns, after 6 tail end of fiber strip leaves 9 jaw of front roller, by high speed rotation whirlpool in air-flow twisting chamber 12
It flows centrifugal action expansion separation and forms free tail end fiber, overturning lodging is in sky under the axial thrust load effect of high speed rotation vortex
On heart ingot holding face 16, increased by 16 tangential friction force of hollow ingot holding face, in conjunction with air-flow twisting intracavitary high speed rotation vortex
Twisting acts on, and free tail end fiber is attached at hollow ingot holding face 16 and does rolling movement, itself generates twisting contour 3 and equably
It is wrapped in core fibre section 4, forms wrapper fibre section 5, gradually shifted from yarn internal layer to yarn outer layer.By obtained jet
Vortex spinning non-shrinkable wool yarns 1 are stored in the environment of ambient temperature and moisture carries out dead twist technique for a period of time, is fixed on air-jet eddy-current
The torsioned fibres 2 in 1 structure of non-shrinkable wool yarns are spun since the presence of itself anti-torsion internal stress will try hard to that torsional deflection is made to move back
Fall, since wool surface has Microstructure of epidermal scale during regression shape, is also easy to produce kink between fiber so that yarn texture is more
Step up it is close, in yarn texture between fiber cohesive force enhance, improve the shrinkproof performance and structural form stability of wool yarn.
The fiber strip 6 uses wool fiber 15% and acrylic fiber 85%.
The total draft multiple of the fiber strip 6 is 350, and dominant draft multiple is 44, and than being 0.98, winding ratio is for feeding
1.02。
Height of the hollow ingot holding face top edge 17 apart from hollow ingot top surface 19 is 0.3mm, under hollow ingot holding face
Height of the side 18 apart from hollow ingot top surface is 8mm, and 18 friction coefficient of hollow ingot holding face is increased to 0.5.
The dead twist technological temperature is 18 DEG C, humidity 62%, and the time is for 24 hours.
Embodiment 2：
The production method of air-jet eddy-current spinning non-shrinkable wool yarns of the present invention, includes the following steps：
6 head end of basis weight of fiber yarn after 15 drawing-off of drafting unit processing is at nozzle entrance by high in air-flow twisting chamber 12
Fast rotating vortex suction-operated is guided needle 11 and introduces 14 formation core fibre section 4 of hollow ingot doffing tube, at stretched straight parallel state point
It is distributed in 1 internal layer of air-jet eddy-current spinning non-shrinkable wool yarns, after fiber strip tail end leaves 9 jaw of front roller, chamber is twisted by air-flow
High speed rotation vortex centrifugal effect expansion separation forms free tail end fiber in 12, in the axial thrust load effect of high speed rotation vortex
Lower overturning lodging is increased on hollow ingot holding face 16 by 16 tangential friction force of hollow ingot holding face, and chamber is twisted in conjunction with air-flow
Interior high speed rotation vortex twisting effect, free tail end fiber are attached at hollow ingot holding face 16 and do rolling movement, itself generates torsion
Turn form 3 and be equably wrapped in core fibre section 4, form wrapper fibre section 5, is gradually turned from yarn internal layer to yarn outer layer
It moves.Obtained air-jet eddy-current spinning non-shrinkable wool yarns are stored in the environment of ambient temperature and moisture and carry out dead twist work for a period of time
Skill is fixed on the torsioned fibres 2 in 1 structure of air-jet eddy-current spinning non-shrinkable wool yarns since the presence of itself anti-torsion internal stress will
Try hard to that torsional deflection is made to return, since wool surface has Microstructure of epidermal scale during regression shape, torsion is also easy to produce between fiber
Knot so that yarn texture is even closer, and cohesive force enhances between fiber in yarn texture, improves the shrinkproof performance and knot of wool yarn
Structure morphological stability.
The fiber strip 6 includes：Cashmere fiber 20%, tencel fiber 80%.
6 total draft multiple of the fiber strip is 220, and dominant draft multiple is 35, and than being 0.96, winding ratio is for feeding
0.98。
Height of the hollow ingot holding face top edge 17 apart from hollow ingot top surface 19 is 0.1mm, under hollow ingot holding face
Height of the side 18 apart from hollow ingot top surface is 5mm, and 18 friction coefficient of hollow ingot holding face is increased to 0.3.
The dead twist technological temperature is 22 DEG C, humidity 68%, time 48h.
Claims (8)
1. a kind of air-jet eddy-current spinning non-shrinkable wool yarns, it is characterized in that：The air-jet eddy-current spinning non-shrinkable wool yarns（1）In be equipped with
Several are arranged torsioned fibres along length of yarn direction（2）, torsioned fibres（2）In air-jet eddy-current spinning non-shrinkable wool yarns（1）In
It is evenly distributed, and itself is in twisting contour（3）；Every torsioned fibres（2）It include core fibre section（4）With wrapper fibre section
（5）, core fibre section（4）In stretched straight parallel state, core fibre section（4）Positioned at air-jet eddy-current spinning non-shrinkable wool yarns（1）Internal layer,
Wrapper fibre section（5）Equably it is wrapped over adjacent torsioned fibres（2）Core fibre section（4）On, and it is shrinkproof by air-jet eddy-current spinning
Wool yarn（1）The gradual outer layers looping of internal layer.
2. a kind of production method of air-jet eddy-current spinning non-shrinkable wool yarns, characterized in that include the following steps：
Fiber strip（6）By drafting unit（15）Carry out drawing-off processing；Through drafting unit（15）Basis weight of fiber after drawing-off processing
Yarn（6）Head end is in nozzle entrance（10）Chamber is twisted by air-flow in place（12）Interior high speed rotation is vortexed suction-operated, is guided needle
（11）Introduce hollow ingot doffing tube（14）Form core fibre section（4）, core fibre section（4）It is distributed in jet whirlpool in stretched straight parallel state
Stream spins non-shrinkable wool yarns（1）Internal layer；Fiber strip（6）Tail end leaves front roller（9）After jaw, chamber is twisted by air-flow（12）
Interior high speed rotation vortex centrifugal effect expansion separation forms free tail end fiber, and free tail end fiber itself generates twisting contour
（3）And equably it is wrapped over adjacent core fibre section（4）On, form wrapper fibre section（5）, the wrapper fibre section（5）By yarn
Internal layer is gradually shifted to yarn outer layer, obtains air-jet eddy-current spinning non-shrinkable wool yarns.
3. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 2, it is characterized in that：The air-jet eddy-current
Non-shrinkable wool yarns are spun to set twist in the environment of ambient temperature and moisture.
4. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 2, it is characterized in that：The fiber strip
Including：Wool or cashmere fiber 0-50% and acrylic fibers or polyamide fibre or tencel fiber 50-100%.
5. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 2, it is characterized in that：The fiber strip
Total draft multiple is 220-350, and dominant draft multiple is 35-44, and feeding is than being 0.96-0.98, and winding is than being 0.98-1.02.
6. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 2, it is characterized in that：The free tail end
Fiber itself generates twisting contour（3）Detailed process be：Free tail end fiber is made by the axial thrust load that high speed rotation is vortexed
With overturning lodging in hollow ingot holding face（16）On, by hollow ingot holding face（16）Tangential friction force increases, in conjunction with air-flow plus
The vortex twisting effect of intracavitary high speed rotation is twisted, free tail end fiber is attached at hollow ingot holding face（16）Rolling movement is done, itself
Generate twisting contour（3）And equably it is wrapped over core fibre section（4）On.
7. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 6, it is characterized in that：The hollow ingot support
It is 0-0.3mm, height of the hollow ingot holding face lower edge apart from hollow ingot top surface to hold height of the face top edge apart from hollow ingot top surface
Degree is 5-8mm, and hollow ingot holding face friction coefficient is increased to 0.3-0.5.
8. the production method of air-jet eddy-current spinning non-shrinkable wool yarns as claimed in claim 3, it is characterized in that：The dead twist technique
Temperature is 18-22 DEG C, humidity 62-68%, time 24-48h.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810464976.2A CN108385232B (en) | 2018-05-16 | 2018-05-16 | Jet vortex spinning shrink-proof wool yarn and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810464976.2A CN108385232B (en) | 2018-05-16 | 2018-05-16 | Jet vortex spinning shrink-proof wool yarn and production method thereof |
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| CN108385232A true CN108385232A (en) | 2018-08-10 |
| CN108385232B CN108385232B (en) | 2020-12-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108456965A (en) * | 2018-03-19 | 2018-08-28 | 江阴市长泾花园毛纺织有限公司 | A kind of wool blend polyester is along the two-sided production technology of hair |
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| CN108385232B (en) | 2020-12-15 |
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