CN115613180A - Anti-drop colored yarn and production process thereof - Google Patents
Anti-drop colored yarn and production process thereof Download PDFInfo
- Publication number
- CN115613180A CN115613180A CN202211410175.0A CN202211410175A CN115613180A CN 115613180 A CN115613180 A CN 115613180A CN 202211410175 A CN202211410175 A CN 202211410175A CN 115613180 A CN115613180 A CN 115613180A
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- Prior art keywords
- fibers
- cotton
- color
- point yarn
- carding
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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
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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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
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
- D02G3/346—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns with coloured effects, i.e. by differential dyeing process
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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
-
- 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
-
- 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
- D10B2331/04—Fibres 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]
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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 invention provides an anti-falling color-point yarn and a production process thereof, belonging to the technical field of color-point yarns. An anti-drop colored-point yarn comprises polyester fibers, viscose fibers, cotton fibers and colored points, wherein the polyester fibers account for 50% of the total weight of the colored-point yarn, the viscose fibers account for 30% of the total weight of the colored-point yarn, the cotton fibers account for 15% of the total weight of the colored-point yarn, and the colored points account for 5% of the total weight of the colored-point yarn; the color point yarn is a polyester point yarn, the color of the polyester point yarn is red, green, yellow, blue and purple, the problem of high hardness of polyester fibers and viscose fibers is solved by combining the high hygroscopicity and the softness of cotton fibers, the cotton fibers are easy to expand when being dried, a plurality of cotton fibers can form a space after being expanded, other fibers can be filled in the space, then air in the cotton fibers is extruded out, mixed cotton can be formed, and the overall softness of the color point yarn is improved.
Description
Technical Field
The invention belongs to the field of colored-point yarns, and particularly relates to an anti-falling colored-point yarn and a production process thereof.
Background
The color points on the color point yarn are generally made into particles by various short fibers, and the particles are added during spinning after dyeing, so that the color wool particles can be twisted by cotton spinning equipment or carding wool spinning equipment.
Most of the raw materials of present colored spun yarn are polyester fiber and viscose fiber and colored spun, viscose fiber has the moisture absorption, the advantage that the dyeability is good, but its physical and mechanical properties is relatively poor, especially powerful lower, powerful lower during the wet attitude, and the fibre inflation is felt hard during the wet attitude, dimensional stability is poor, influence its performance and product grade promotion, polyester fiber molecular structure is inseparable, the fibre rigidity is big, flexibility is relatively poor, consequently, the colored spun yarn of production feels harder, and at the in-process of production, viscose fiber and the friction of production machine are great, so colored spun comparatively easily produces and drops.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an anti-falling colored-point yarn and a production process thereof.
In order to achieve the purpose, the invention provides the following technical scheme that the anti-falling color point yarn comprises polyester fiber, viscose fiber, cotton fiber and color points, wherein the polyester fiber accounts for 50% of the total weight of the color point yarn, the viscose fiber accounts for 30% of the total weight of the color point yarn, the cotton fiber accounts for 15% of the total weight of the color point yarn, and the color points account for 5% of the total weight of the color point yarn;
the color dots are terylene dots, the terylene dots are red, green, yellow, blue and purple, and the proportion of the terylene dots in each color is equal;
and spinning the polyester fibers, the viscose fibers, the cotton fibers and the terylene dots into yarns by an eddy-current spinning process.
A production process of anti-drop colored yarn comprises the following steps:
s1: a mixing step;
and respectively grabbing polyester fibers, viscose fibers and cotton fibers by using a disc plucker, taking out the corresponding weight of each fiber, placing the fibers in a cotton mixing machine, carrying out primary uniform mixing, and adding polyester dots while mixing.
S2: a cotton cleaning process;
the carding wire beater and the nose beater are used for preliminary flexible opening and carding, and the speed of the carding wire beater and the nose beater is reduced during carding.
S3: cotton carding process;
after opening, the cotton is delivered to a carding machine through a cotton feeder to be made into sliver, wherein the spacing between the cotton feeding plate and the licker-in and the spacing between the cylinder and the rotary cover plate are increased, the speed of the licker-in and the cylinder is reduced, and the humidity of the sliver is increased.
S4: drawing;
the raw slivers are made into mature slivers by adopting a three-pass drawing process, the first drawing draft multiple is 1.7 times, and the second drawing draft multiple and the third drawing draft multiple are gradually reduced relative to the first drawing draft multiple, so that the expansion degree of cotton fibers is reduced, and the drawing yarns are more compact.
S5: vortex spinning;
and (3) putting the drawn cooked sliver into an air-jet vortex spinning machine for vortex spinning processing, so that the traction force of the air-jet vortex spinning machine is reduced.
Optionally, in the cotton carding process, the produced sliver ration is 25g/5m, the licker-in speed is adjusted to be 750r/min, the cylinder rotating speed is adjusted to be 330r/min, wherein the cylinder-cover plate distances are respectively 0.35, 0.3, 0.30 and 0.35mm, the revolving cover plate speed is 90.5mm/min, the sliver evenness CV is 3.5%, and the sliver unevenness rate is 2.5%.
Optionally, in the drawing process, the output speed of the front press roll of the drawing frame is adjusted to 300-350m/min, and the relative humidity of a workshop is kept in a range of 58-65%.
Optionally, in the vortex spinning process, the total draft is controlled at 200, the spinning speed is adjusted to 340-360m/min, a 4mm condenser is selected, the air pressure is set to 0.58MPa, and the diameter of the spindle is 1.3mm.
In summary, compared with the prior art, the invention has the following beneficial effects:
1. this colored point yarn combines cotton fiber's high hygroscopicity and compliance, comes the higher problem of hardness of neutralization polyester fiber and viscose fiber, and the easy inflation when cotton fiber is dry moreover, and a plurality of cotton fiber can form a space after the inflation, can fill other fibre in its inside, then go out the air extrusion in the cotton fiber again, can form and mix the cotton, increase colored point yarn's whole compliance.
2. Because cotton fiber's hydroscopicity is greater than viscose fiber, so can avoid viscose fiber to absorb too much moisture content and lead to its viscidity to reduce to avoid causing the various point to break away from, also can the various point of centre gripping between the cotton fiber moreover, under centre gripping between the fibre and viscose fiber's adhesion, make various point more be difficult to drop.
3. Through the protection of cotton fiber, make the cotton carding in-process reduce the licker-in and the contact between the viscose fiber to reduce viscose fiber by the frictional area, thereby further improve the stability of various point, in order to prevent that various point from droing.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention.
An anti-drop colored-point yarn comprises polyester fibers, viscose fibers, cotton fibers and colored points, wherein the polyester fibers account for 50% of the total weight of the colored-point yarn, the viscose fibers account for 30% of the total weight of the colored-point yarn, the cotton fibers account for 15% of the total weight of the colored-point yarn, and the colored points account for 5% of the total weight of the colored-point yarn; the color dots are terylene dots, the terylene dots are red, green, yellow, blue and purple, and the proportion of the terylene dots of each color is equal;
the polyester fibers, the viscose fibers, the cotton fibers and the polyester dots are spun into yarns through an eddy-current spinning process, the fibers are interwoven with the colored dots, the cotton fibers can expand to form a space, and the colored dots and other fibers can be located in the space, so that damage and falling of the colored dots in the cotton carding process can be reduced.
Although the viscose fibers have the advantages of moisture absorption and good dyeing property, the physical and mechanical properties of the viscose fibers are poor, particularly the strength is low, the strength is low in a wet state, the fibers are expanded and hard in a hand feeling in the wet state, the polyester fibers are compact in molecular structure, large in fiber rigidity and poor in flexibility, the cotton fibers are high in softness and good in water absorption, the water absorption is larger than that of the viscose fibers, so that the color point gauze is softer through the hardness of the polyester fibers and the viscose fibers in the cotton fibers, the water absorption of the cotton fibers is larger than that of the viscose fibers, the viscose fibers can be prevented from absorbing excessive water to reduce the viscosity of the cotton fibers, the color points are prevented from being separated, the cotton fibers are expanded, other fibers and the color points are generally wrapped by the cotton fibers, and the color points are not easy to fall off under the wrapping of the cotton fibers.
The specific production process comprises the following steps: mixing, picking, carding, drawing and vortex spinning:
s1: a mixing step;
respectively grabbing polyester fibers, viscose fibers and cotton fibers by a disc plucker, taking out the corresponding weight of each fiber, placing the fibers in a cotton mixer, carrying out primary uniform mixing, and adding polyester dots while mixing;
the polyester dots are adhered to viscose fibers, workshop drying is kept in cotton mixing, cotton fibers expand after being mixed, the polyester dots are protected, and the separation probability of the polyester dots is reduced.
S2: a cotton cleaning process;
use gill pin hired roughneck and nose shape hired roughneck to carry out preliminary flexible opening and carding, reduce gill pin hired roughneck's speed when combing, reduce dacron point damage and fall in advance
S3: cotton carding process;
after opening, the sliver is conveyed to a carding machine through a cotton feeding machine to be made into carded sliver, wherein the spacing between a cotton feeding plate and a licker-in and the spacing between a cylinder and a rotary cover plate are increased, the speed of the licker-in and the cylinder are reduced, the humidity of the carded sliver is increased, the quantitative rate of the carded sliver is 25g/5m, the speed of the licker-in is 750r/min, the rotating speed of the cylinder is 330r/min, the spacing between the cylinder and the cover plate is 0.35mm, 0.3 mm, 0.30 mm and 0.35mm, the spacing between the cylinder and a doffer is 0.13mm, the speed of the rotary cover plate is 90.5mm/min, the CV of sliver is 3.5 percent, and the weight unevenness of the carded sliver is 2.5 percent;
realize soft carding through the increase and give the gauge length between cotton board and the licker-in, ensure that the fibre combs abundant, but also accessible cotton fiber's protection makes the cotton carding in-process reduce the licker-in and the contact between the viscose fiber to reduce viscose fiber by frictional area, thereby further improve the stability of various point, in order to prevent that various point from droing.
S4: drawing;
adopting three drawing processes to make the raw slivers into mature slivers, wherein the first drawing drafting multiple is 1.7 times, the second drawing drafting multiple and the third drawing drafting multiple are gradually reduced relative to the first drawing drafting multiple, the expansion degree of the cotton fiber is reduced, the drawing yarns are more compact, hook fibers are reduced, the straightening parallelism of the fibers is improved, and the evenness of yarn is improved, wherein the output speed of a front press roller of the drawing frame is 300-350m/min, and the relative humidity of a workshop is kept within the range of 58-65%;
through reducing cotton fiber's inflation degree, make drawing yarn compacter to reduce the formation of sporadic nature yarn defect and nep, still can further extrude the card sliver during the drawing, the air between the evacuation cotton fiber makes the card sliver fine more.
S5: vortex spinning;
putting the drawn sliver into an air-jet vortex spinning machine for vortex spinning processing, reducing the traction force of the air-jet vortex spinning machine, controlling the total drafting at 200, the spinning speed at 340-360m/min, selecting a 4mm cotton collector, setting the air pressure at 0.58MPa, and setting the diameter of a spinning spindle at 1.3mm;
the drawing force is reduced, the cooked strips can be effectively prevented from being pulled and damaged and even broken, the spinning speed is reduced, the cotton collector with the thickness of 4mm is selected, the fiber density of the yarn is increased, and the integral quality of the yarn can be effectively improved.
It is to be understood that the described embodiments are merely a few embodiments of the invention and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides an anti-drop colored spun yarn which characterized in that: the color point yarn comprises polyester fibers, viscose fibers, cotton fibers and color points, wherein the polyester fibers account for 50% of the total weight of the color point yarn, the viscose fibers account for 30% of the total weight of the color point yarn, the cotton fibers account for 15% of the total weight of the color point yarn, and the color points account for 5% of the total weight of the color point yarn;
the color dots are terylene dots, the terylene dots are red, green, yellow, blue and purple in color, and the proportion of the terylene dots in each color is equal;
and spinning the polyester fibers, the viscose fibers, the cotton fibers and the terylene dots into yarns by an eddy-current spinning process.
2. The production process of the anti-falling color-point yarn according to claim 1, comprising the following steps:
s1: a mixing step;
and respectively grabbing polyester fibers, viscose fibers and cotton fibers by using a disc plucker, taking out the corresponding weight of each fiber, placing the fibers in a cotton mixing machine, carrying out primary uniform mixing, and adding polyester dots while mixing.
S2: a cotton cleaning procedure;
the carding beater and the nose beater are used for preliminary flexible opening and carding, and the speed of the carding beater and the nose beater is reduced during carding.
S3: carding process;
after opening, the cotton is delivered to a carding machine through a cotton feeder to be made into sliver, wherein the spacing between the cotton feeding plate and the licker-in and the spacing between the cylinder and the rotary cover plate are increased, the speed of the licker-in and the cylinder is reduced, and the humidity of the sliver is increased.
S4: drawing;
and (3) adopting a three-step drawing process to make the raw slivers into mature slivers, wherein the drawing multiple of the first drawing is 1.7 times, and the drawing multiple of the second drawing and the drawing multiple of the third drawing are gradually reduced relative to the drawing multiple of the first drawing, so that the expansion degree of cotton fibers is reduced.
S5: vortex spinning;
and (3) putting the drawn cooked sliver into an air-jet vortex spinning machine for vortex spinning processing, so that the traction force of the air-jet vortex spinning machine is reduced.
3. The production process of the anti-falling color-point yarn as claimed in claim 2, characterized in that: in the cotton carding process, the ration of the produced sliver is 25g/5m, the licker-in speed is adjusted to be 750r/min, the cylinder rotating speed is adjusted to be 330r/min, wherein the cylinder-cover plate spacing is respectively 0.35, 0.3, 0.30 and 0.35mm, the rotating cover plate speed is 90.5mm/min, the sliver evenness CV is 3.5 percent, and the sliver unevenness rate is 2.5 percent.
4. The production process of the anti-falling color-point yarn as claimed in claim 2, characterized in that: in the drawing process, the output speed of a front press roller of the drawing frame is adjusted to be 300-350m/min, and the relative humidity of a workshop is kept within the range of 58-65%.
5. The production process of the anti-falling color-point yarn as claimed in claim 2, characterized in that: in the vortex spinning process, the total draft is controlled at 200, the spinning speed is adjusted to 340-360m/min, a 4mm cotton collector is selected, the air pressure is set to be 0.58MPa, and the diameter of a spinning spindle is 1.3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211410175.0A CN115613180A (en) | 2022-11-11 | 2022-11-11 | Anti-drop colored yarn and production process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211410175.0A CN115613180A (en) | 2022-11-11 | 2022-11-11 | Anti-drop colored yarn and production process thereof |
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| CN115613180A true CN115613180A (en) | 2023-01-17 |
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| CN202211410175.0A Pending CN115613180A (en) | 2022-11-11 | 2022-11-11 | Anti-drop colored yarn and production process thereof |
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