CN107916494B - Production method of warp-knitted sandhide-imitated dog velvet fabric - Google Patents

Production method of warp-knitted sandhide-imitated dog velvet fabric Download PDF

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CN107916494B
CN107916494B CN201610890396.0A CN201610890396A CN107916494B CN 107916494 B CN107916494 B CN 107916494B CN 201610890396 A CN201610890396 A CN 201610890396A CN 107916494 B CN107916494 B CN 107916494B
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temperature
warp
fabric
speed
yarns
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CN107916494A (en
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蔡亚飞
管云青
殷翔芝
张静
韩爱云
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Jiangsu Zhenyang Tricot Technology Co ltd
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    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B21/00Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/14Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes
    • D04B21/18Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threads; Fabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating elastic threads
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02HWARPING, BEAMING OR LEASING
    • D02H13/00Details of machines of the preceding groups
    • D02H13/22Tensioning devices
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02HWARPING, BEAMING OR LEASING
    • D02H3/00Warping machines
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B21/00Warp knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B21/02Pile fabrics or articles having similar surface features
    • D04B21/04Pile fabrics or articles having similar surface features characterised by thread material
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2331/00Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/10Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyurethanes
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2501/00Wearing apparel
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2503/00Domestic or personal
    • D10B2503/06Bed linen

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Knitting Of Fabric (AREA)

Abstract

The invention discloses a production method of warp-knitted sandhide-imitated dog hair fabric, belonging to the technical field of warp knitting fabric weaving, and comprising the following steps of: selecting raw materials, warping, weaving and dyeing, wherein the face yarn adopts polyester flat filaments, the bottom yarn adopts polyester filaments and spandex filaments, 1cm of spandex filaments are placed in every 8cm of polyester filaments, the tension of the face yarn and the bottom yarn is increased in the warping process, the warped face yarn and the bottom yarn are fed into a GE288 Raschel warp knitting machine for weaving during weaving, a warp flat structure is adopted to form a grey fabric, the grey fabric is dyed in a high-temperature high-pressure dyeing machine, the temperature is kept at 120 ℃ for 30min by using conventional disperse dyes, the temperature is increased at the speed of 2 DEG/min, and the grey fabric is taken out of the cylinder after being cooled to the normal temperature. Therefore, by utilizing the principle that spandex filament yarn shrinks after dyeing, the grey fabric is enabled to form a regular bubble shape, the fabric is naturally wrinkled, the suede is plump and exquisite, the suede is similar to the fur of a sharkskin dog, the suede style is novel, and the fabric can be widely applied to high-grade bedding and clothing industries.

Description

Production method of warp-knitted sandhide-imitated dog velvet fabric
Technical Field
The invention relates to the technical field of warp knitting fabric weaving, in particular to a production method of warp knitting imitation sharkskin velvet fabric.
Background
With the improvement of living standard, people have higher and higher requirements on the performance of the fabric clothes. The warp-knitted velvet fabric is popular due to the characteristics of soft hand feeling and fine velvet surface.
However, people often have higher requirements and preferences on the suede style of plush products, and fabrics with different suede styles have more selectivity for consumers, and currently, warp-knitted plush products in the market are roughly divided into the following products according to the product style and processing mode: plush, flat cut pile, high-low pile, imitation lambing pile, rolling bundle pile, loop pile, steam pile, brush flower pile, flower cut pile and the like, and the products of the styles are all realized by the way of physical and mechanical processing of pile fabrics. However, the suede style of the existing products cannot meet the requirements of a plurality of consumers, and the research and development of various warp-knitted suede fabrics with different styles are urgently needed.
Because natural fibers need a large amount of manpower and land resources, the processing and manufacturing time is long, the product price is high, and China becomes a large country for using and producing synthetic fibers, wherein the terylene output in China accounts for more than 70% of the total output in the world, and the terylene capacity in China cannot be fully utilized from the domestic situation, so that the situation is relatively rich. Therefore, in order to meet the needs of the industry and consumers, it is important to develop and popularize polyester fibers and products thereof.
Disclosure of Invention
The invention aims to solve the technical problem of providing a production method of warp-knitted velvet fabric which has plump and fine velvet surface and is like the fur of a sandpike, the fabric is naturally wrinkled and has novel velvet surface style, and polyester fiber is mainly used as a raw material, so that the warp-knitted velvet fabric can be widely applied to the industries of high-grade bedding and clothing.
In order to solve the above problems, the present invention provides the following technical solutions:
the invention provides a production method of warp-knitted sandhide-imitated dog velvet fabric, which comprises the following steps:
selecting raw materials: the surface yarn adopts 75D/36F polyester flat filament, the bottom yarn adopts 100D/48F polyester filament and 70D spandex filament, and 1cm spandex filament is put in every 8cm of polyester filament;
warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming grey cloth by adopting a warp flat structure;
dyeing: dyeing the grey cloth in a high-temperature high-pressure dyeing machine, using conventional disperse dye, keeping the temperature at 120 ℃ for 30min, raising the temperature at the speed of 2 ℃/min, and taking the grey cloth out of the cylinder when the temperature is reduced to normal temperature.
The invention also provides another production method of the warp-knitted imitation sharkskin velvet fabric, which comprises the following specific steps of:
a. selecting raw materials: the surface yarn adopts 75D/36F polyester flat filament, the bottom yarn adopts 100D/48F polyester filament and 70D spandex filament, and 1cm spandex filament is put in every 8cm of polyester filament;
b. warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
c. weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming grey cloth by adopting a warp flat structure;
d. splitting: splitting the woven grey cloth;
e. dyeing: dyeing the grey cloth obtained in the step d in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at a speed of 2 ℃/min, and taking out the grey cloth from the cylinder when the temperature is reduced to normal temperature;
f. adding flexibility: adding 0.1% of softening agent into the dyed grey cloth in a pulp rolling machine for softening treatment, wherein the cloth speed is 10 m/min;
g. drying: drying and shaping the gray fabric in a flat width by using a shaping machine, wherein the drying temperature is 150-180 ℃, and the speed is 15-20 m/min;
h. combing: processing the dried grey cloth through a carding machine, wherein the rotating speed of a brush roller of the carding machine is 1500-;
i. ironing and shearing: processing the gray fabric by a hot-cutting combination machine, wherein the hot-cutting temperature is 140-;
j. and (3) compound shaping: and (3) re-shaping the ironed and cut gray fabric at the temperature of 140-160 ℃, wherein the speed is 26-32m/min, and the preparation of the warp-knitted imitation arenaceous dog velvet fabric is completed.
As the optimization of the scheme of the invention, the veil component accounts for 70% when the raw materials are selected; the bottom yarn component accounts for 30 percent, wherein 24 percent of the bottom yarn component is the polyester filament yarn, and 6 percent of the bottom yarn component is the spandex filament yarn.
Preferably, in the step c, the density of the grey cloth is 10 holes/cm, and the gram weight of the grey cloth is 343.75g/m2The width is 1.6m, the height of the wool is 15mm, and the speed of the warp knitting machine is 300 r/min.
Preferably, in the step g, the drying temperature is 160 ℃, and the vehicle speed is 18 m/min.
Preferably, the rotating speed of the brush roller of the carding machine in the step h is 1600r/min, and the vehicle speed is 8 m/min.
Preferably, in the step i, the ironing and shearing temperature is 160 ℃, the cloth speed is 10m/min, and the ironing and shearing speed is 400 r/min.
As the optimization of the scheme of the invention, the composite shaping temperature in the step j is 150 ℃, and the vehicle speed is 30 m/min.
The invention has the beneficial effects that: the invention has provided a suede to be plump and exquisite, as the productive method of the warp knitting fine hair facing material like fur of the sand dog, while choosing the raw materials, its face yarn uses the 75D/36F dacron flat filament, and the ground yarn uses 100D/48F dacron filament and spandex filament of 70D, and the ground yarn puts the spandex filament of 1cm per 8cm dacron filament, then add the tension in the warping process, make the face yarn tension 15g, the ground yarn tension is 30g, thus utilize the spandex filament shrinking principle after dyeing, make the grey cloth form the regular bubble shape, this facing material is wrinkled naturally, the suede is plump and exquisite, as the leather of the sand dog is general, the suede is novel, is deeply welcomed by the market; the raw materials are synthetic fibers, particularly polyester fibers, the popularization and the application of the polyester fiber can help solve the current situation of excess productivity, and meanwhile, the use of natural fibers is avoided, so that the polyester fiber has lower cost and shorter production period.
The technical scheme provided by the invention also comprises the process steps of splitting, dyeing, softening, drying, combing, ironing and shearing and re-shaping, through the steps of dyeing, softening and drying, the floating fiber scraps on the surface of the grey cloth can be basically removed, but broken and contracted floating lines are still gathered on the surface of the fabric in a random state, the length of the down hair is different, the curl is laid down, the direction of the down hair is disordered, and through the process of combing and ironing and shearing, the disordered down hair of the grey cloth can be under a combing machine and an ironing and shearing roller, and the down hair can restore smooth and soft hand feeling; and the floating wool is cut off under the action of the wool cutter, so that the vertical height of the wool is consistent, and the fabric can be widely applied to high-grade bedding and clothing industries.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
A production method of warp-knitted sandhide-imitated dog velvet fabric comprises the following specific steps:
a. selecting raw materials: the veil component accounts for 70 percent, and 75D/36F polyester flat filament is adopted; the bottom yarn adopts 24% of 100D/48F polyester filament and 6% of 70D spandex filament, and 1cm of spandex filament is put in every 8cm of polyester filament;
b. warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
c. weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming a grey fabric by adopting a warp flat structure, wherein the density of the grey fabric is 10 holes/cm, and the gram weight of the grey fabric is 343.75g/m2The width is 1.6m, the height of the wool is 15mm, and the speed of the warp knitting machine is 300 r/min;
d. splitting: splitting the woven grey cloth;
e. dyeing: dyeing the grey cloth obtained in the step d in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at a speed of 2 ℃/min, and taking out the grey cloth from the cylinder when the temperature is reduced to normal temperature;
f. adding flexibility: adding 0.1% of softening agent into the dyed grey cloth in a pulp rolling machine for softening treatment, wherein the cloth speed is 10 m/min;
g. drying: drying and shaping the grey cloth in open width by using a shaping machine, wherein the drying temperature is 160 ℃, and the speed is 18 m/min;
h. combing: processing the dried grey cloth through a carding machine, wherein the rotating speed of a brush roll of the carding machine is 1600r/min, the distance between the brush rolls is 5mm, and the cloth speed is 8 m/min;
i. ironing and shearing: processing the grey cloth by a ironing and shearing combination machine, wherein the ironing and shearing temperature is 160 ℃, the cloth speed is 10m/min, and the ironing and shearing speed is 400 r/min;
j. and (3) compound shaping: and (3) re-shaping the ironed and cut grey cloth at 150 ℃, wherein the speed is 30m/min, and the preparation of the warp-knitted imitation shoddy fabric is completed.
Example 2
A production method of warp-knitted sandhide-imitated dog velvet fabric comprises the following specific steps:
a. selecting raw materials: the veil component accounts for 70 percent, and 75D/36F polyester flat filament is adopted; the bottom yarn adopts 24% of 100D/48F polyester filament and 6% of 70D spandex filament, and 1cm of spandex filament is put in every 8cm of polyester filament;
b. warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
c. weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming a grey fabric by adopting a warp flat structure, wherein the density of the grey fabric is 10 holes/cm, and the gram weight of the grey fabric is 343.75g/m2The width is 1.6m, the height of the wool is 15mm, and the speed of the warp knitting machine is 300 r/min;
d. splitting: splitting the woven grey cloth;
e. dyeing: dyeing the grey cloth obtained in the step d in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at a speed of 2 ℃/min, and taking out the grey cloth from the cylinder when the temperature is reduced to normal temperature;
f. adding flexibility: adding 0.1% of softening agent into the dyed grey cloth in a pulp rolling machine for softening treatment, wherein the cloth speed is 10 m/min;
g. drying: drying and shaping the grey cloth in open width by using a shaping machine, wherein the drying temperature is 150 ℃, and the speed is 15 m/min;
h. combing: processing the dried grey cloth through a carding machine, wherein the rotating speed of a brush roll of the carding machine is 1500r/min, the distance between the brush rolls is 5mm, and the cloth speed is 7 m/min;
i. ironing and shearing: processing the grey cloth by a ironing and shearing combination machine, wherein the ironing and shearing temperature is 140 ℃, the cloth speed is 8m/min, and the ironing and shearing speed is 350 r/min;
j. and (3) compound shaping: and (3) re-shaping the ironed and cut grey cloth at 140 ℃, wherein the speed is 26m/min, and the preparation of the warp-knitted imitation shoddy fabric is completed.
Example 3
A production method of warp-knitted sandhide-imitated dog velvet fabric comprises the following specific steps:
a. selecting raw materials: the veil component accounts for 70 percent, and 75D/36F polyester flat filament is adopted; the bottom yarn adopts 24% of 100D/48F polyester filament and 6% of 70D spandex filament, and 1cm of spandex filament is put in every 8cm of polyester filament;
b. warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
c. weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving and collectingForming a gray fabric by using a warp flat structure, wherein the density of the gray fabric is 10 holes/cm, and the gram weight of the gray fabric is 343.75g/m2The width is 1.6m, the height of the wool is 15mm, and the speed of the warp knitting machine is 300 r/min;
d. splitting: splitting the woven grey cloth;
e. dyeing: dyeing the grey cloth obtained in the step d in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at a speed of 2 ℃/min, and taking out the grey cloth from the cylinder when the temperature is reduced to normal temperature;
f. adding flexibility: adding 0.1% of softening agent into the dyed grey cloth in a pulp rolling machine for softening treatment, wherein the cloth speed is 10 m/min;
g. drying: drying and shaping the grey cloth in open width by using a shaping machine, wherein the drying temperature is 180 ℃, and the speed is 20 m/min;
h. combing: processing the dried grey cloth through a carding machine, wherein the rotating speed of a brush roll of the carding machine is 1700r/min, the distance between the brush rolls is 5mm, and the cloth speed is 10 m/min;
i. ironing and shearing: processing the grey cloth by a ironing and shearing combination machine, wherein the ironing and shearing temperature is 170 ℃, the cloth speed is 12m/min, and the ironing and shearing speed is 450 r/min;
j. and (3) compound shaping: and (3) re-shaping the ironed and cut grey cloth at 160 ℃, wherein the speed is 32m/min, and preparing the warp-knitted imitation shoddy fabric.
It should be understood by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as a limitation of the present invention, and that changes and modifications to the above embodiments are within the scope of the claims of the present invention as long as they are within the spirit and scope of the present invention.

Claims (6)

1. A production method of warp-knitted imitation sharkskin velvet fabric is characterized by comprising the following steps:
selecting raw materials: the surface yarn adopts 75D/36F polyester flat filament, the bottom yarn adopts 100D/48F polyester filament and 70D spandex filament, and 1cm spandex filament is put in every 8cm of polyester filament;
warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming grey cloth by adopting a warp flat structure;
dyeing: dyeing the grey cloth in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at the speed of 2 ℃/min, and taking out the grey cloth from a cylinder when the temperature is reduced to normal temperature;
the grey cloth is naturally wrinkled by utilizing the principle that spandex filaments shrink after dyeing;
the method comprises the following specific steps:
a. selecting raw materials: the surface yarn adopts 75D/36F polyester flat filament, the bottom yarn adopts 100D/48F polyester filament and 70D spandex filament, and 1cm spandex filament is put in every 8cm of polyester filament;
b. warping: the method comprises the following steps of (1) increasing the tension of face yarns and bottom yarns in the warping process, wherein the tension of the face yarns is 15g, and the tension of the bottom yarns is 30 g;
c. weaving: feeding the warped surface yarns and bottom yarns into a GE288 Raschel warp knitting machine for weaving, and forming grey cloth by adopting a warp flat structure;
d. splitting: splitting the woven grey cloth;
e. dyeing: dyeing the grey cloth obtained in the step d in a high-temperature high-pressure dyeing machine, preserving heat for 30min at 120 ℃ by using conventional disperse dye, raising the temperature at a speed of 2 ℃/min, and taking out the grey cloth from the cylinder when the temperature is reduced to normal temperature;
f. adding flexibility: adding 0.1% of softening agent into the dyed grey cloth in a pulp rolling machine for softening treatment, wherein the cloth speed is 10 m/min;
g. drying: drying and shaping the gray fabric in a flat width by using a shaping machine, wherein the drying temperature is 150-180 ℃, and the speed is 15-20 m/min;
h. combing: processing the dried grey cloth through a carding machine, wherein the rotating speed of a brush roller of the carding machine is 1500-;
i. ironing and shearing: processing the gray fabric by a hot-cutting combination machine, wherein the hot-cutting temperature is 140-;
j. and (3) compound shaping: the gray fabric after the ironing and shearing is subjected to secondary shaping at the temperature of 140-160 ℃, the speed is 26-32m/min, and the preparation of the warp-knitted imitation arenaceous dog velvet fabric is finished;
when the raw materials are selected, the veil component accounts for 70 percent; the bottom yarn component accounts for 30 percent, wherein 24 percent of the bottom yarn component is the polyester filament yarn, and 6 percent of the bottom yarn component is the spandex filament yarn.
2. The method for producing the warp-knitted imitation shoat velvet fabric according to claim 1, wherein the density of the gray fabric in the step c is 10 meshes/cm, and the gram weight of the gray fabric is 343.75g/m2The width is 1.6m, the height of the wool is 15mm, and the speed of the warp knitting machine is 300 r/min.
3. The method for producing the warp-knitted imitation shoddy fabric according to claim 1, wherein the drying temperature in the step g is 160 ℃ and the vehicle speed is 18 m/min.
4. The method for producing the warp-knitted imitation shoddy fabric according to claim 1, wherein the rotation speed of a brushing roller of the carding machine in the step h is 1600r/min, and the vehicle speed is 8 m/min.
5. The production method of the warp-knitted imitation shoddy fabric according to claim 1, wherein the ironing and shearing temperature in the step i is 160 ℃, the cloth speed is 10m/min, and the ironing and shearing speed is 400 r/min.
6. The method for producing the warp-knitted suede-like fabric according to claim 1, wherein the re-sizing temperature in the step j is 150 ℃, and the vehicle speed is 30 m/min.
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