CN117987986A - Production method of knitted-color-weft-imitated heat-insulation fabric - Google Patents
Production method of knitted-color-weft-imitated heat-insulation fabric Download PDFInfo
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- CN117987986A CN117987986A CN202410193669.0A CN202410193669A CN117987986A CN 117987986 A CN117987986 A CN 117987986A CN 202410193669 A CN202410193669 A CN 202410193669A CN 117987986 A CN117987986 A CN 117987986A
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- 239000004744 fabric Substances 0.000 title claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000009413 insulation Methods 0.000 title claims description 21
- 229920000742 Cotton Polymers 0.000 claims abstract description 126
- 239000012535 impurity Substances 0.000 claims abstract description 88
- 239000000835 fiber Substances 0.000 claims abstract description 39
- 238000009987 spinning Methods 0.000 claims abstract description 29
- 238000009940 knitting Methods 0.000 claims abstract description 19
- 239000000975 dye Substances 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 238000009960 carding Methods 0.000 claims abstract description 15
- 230000016776 visual perception Effects 0.000 claims abstract description 12
- 239000000654 additive Substances 0.000 claims abstract description 11
- 238000004804 winding Methods 0.000 claims abstract description 11
- 238000009970 yarn dyeing Methods 0.000 claims abstract description 11
- 230000000996 additive effect Effects 0.000 claims abstract description 7
- 230000000844 anti-bacterial effect Effects 0.000 claims abstract description 6
- 238000009941 weaving Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 34
- 230000007246 mechanism Effects 0.000 claims description 18
- 238000004140 cleaning Methods 0.000 claims description 16
- 238000004043 dyeing Methods 0.000 claims description 10
- 239000000985 reactive dye Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 229920000728 polyester Polymers 0.000 claims description 8
- 239000004067 bulking agent Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 7
- 229920000297 Rayon Polymers 0.000 claims description 6
- 239000003085 diluting agent Substances 0.000 claims description 6
- 238000007598 dipping method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 5
- 239000002216 antistatic agent Substances 0.000 claims description 4
- 238000007865 diluting Methods 0.000 claims description 4
- 239000004902 Softening Agent Substances 0.000 claims description 3
- 239000003242 anti bacterial agent Substances 0.000 claims description 3
- 238000010009 beating Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004321 preservation Methods 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920004933 Terylene® Polymers 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a production method of a knitted-color-weft-imitated heat-insulating fabric, which mainly comprises the following steps: s1, preparing raw materials, namely selecting warm-keeping fibers to be spun and dyes and additives required before subsequent weaving; s2, selecting equipment, namely selecting cotton picking equipment, spinning equipment, spooling equipment and floor cotton impurity removing equipment with a visual perception system by spinning; s3, spinning the raw materials, namely opening, removing impurities, mixing, carding, drafting, twisting and winding the raw materials in the S1 through equipment in the S3 to obtain warp yarns and weft yarns; s4, yarn dyeing, namely selecting a yarn dyeing machine to dye the spun warp and weft yarns according to the style of the fabric, and treating the warp and weft yarns by using an additive to obtain colored weft yarns; s5, knitting the fabric, namely selecting a knitting machine to knit the treated warp yarns and the color wefts, and preliminarily obtaining the imitation knitted fabric; s6, carrying out fabric treatment, namely carrying out post-treatment on the primarily obtained knitted fabric, wherein the post-treatment comprises softening, antistatic and antibacterial treatment.
Description
Technical Field
The invention relates to the field of heat preservation fabrics, in particular to a production method of a knitted-color-like weft-knitted heat preservation fabric.
Background
With the advent of winter, people's demand for warm clothing products has proliferated. The heat-insulating fabric has been widely used in the fields of clothing, home furnishings and the like. In the aspect of clothing, the fabric can be made into various patterns of thermal underwear, sweater, coat and the like, so that the fabric is fashionable and thermal; in the aspect of home, the fabric can be used for manufacturing bedclothes such as bedsheets, quilt covers, pillowcases and the like, and home decoration articles such as sofa covers, curtains and the like, and can create a more comfortable and warm home environment for people. The production raw materials of the thermal insulation fabric are mostly porous fibers, cotton fibers and other thermal insulation fibers, and the thermal insulation fabric is obtained through spinning, dyeing, warp and weft forming, braiding and post-treatment.
The production of the existing thermal insulation fabric needs to carry out blowing, carding and twisting on raw cotton to obtain yarn at the end, and for other procedures, the blowing procedure is simpler, and only the raw cotton needs to be opened for impurity removal, so the improvement of the blowing procedure on the market is relatively neglected, and the blowing procedure is often critical for production cost, and because more noil exists in the impurity removal process, the noil is doped with short staple, impurities and part of high-quality cotton, and the traditional impurity removal procedure is to separate impurities and short staple from the high-quality cotton through mechanical airflow and centrifugation, so the method is not accurate enough, and the high-quality cotton in the noil cannot be better reused.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a production method of a knitted-color-weft-imitated heat-insulation fabric, which aims to solve the problems that impurities, short piles and high-quality cotton are separated from the high-quality cotton by mechanically generating air flow and centrifuging in the traditional impurity removal process in the background art, and the method is not accurate enough and cannot recycle the high-quality cotton in the noil better.
In order to solve the technical problems, the invention provides the following technical scheme: a production method of a knitted-color-like weft thermal insulation fabric mainly comprises the following steps:
S1, preparing raw materials, namely selecting warm-keeping fibers to be spun and dyes and additives required before subsequent weaving;
s2, selecting equipment, namely selecting cotton picking equipment, spinning equipment, spooling equipment and floor cotton impurity removing equipment with a visual perception system by spinning;
s3, spinning the raw materials, namely opening, removing impurities, mixing, carding, drafting, twisting and winding the raw materials selected in the step S1 through the equipment in the step S3 to obtain warp yarns and weft yarns;
s4, yarn dyeing, namely selecting a yarn dyeing machine to dye the spun warp and weft yarns according to the style of the fabric, and treating the warp and weft yarns by using an additive to improve the warm-keeping effect and obtain colored weft yarns with colors;
S5, knitting the fabric, namely selecting a knitting machine to knit the treated warp yarns and the color wefts, and preliminarily obtaining the imitation knitted fabric;
S6, carrying out fabric treatment, namely carrying out post-treatment on the primarily obtained knitted fabric, wherein the post-treatment comprises softening, antistatic and antibacterial treatment.
Preferably, the thermal fiber in the step S1 may be cotton fiber, viscose fiber or polyester fiber; the dye may be selected from reactive dyes and colored by a dye vat process.
Preferably, the specific method for opening and removing impurities in the step S3 is as follows:
a1, pouring raw cotton into a cotton picking device, beating and opening the raw cotton by the cotton picking device, loosening the raw cotton into small cotton bundles, and exposing impurities to fibers;
A2, the cotton cleaning equipment is matched with a visual perception system, preliminary impurity removal is carried out on the small cotton bundles before the small cotton bundles are conveyed to an impurity removal mechanism, impurities and heterochromatic cotton which are visually identified are removed, and the impurities and heterochromatic cotton are conveyed to the floor cotton impurity cleaning equipment;
A3, the cotton picking equipment carries out final impurity removal on the small cotton bundles subjected to preliminary impurity removal, qualified cotton is sent to the spinning equipment for further processing, and finally, the doffed cotton obtained through impurity removal is continuously sent to the doffing cotton impurity removal equipment;
A4, removing impurities from the primarily-removed and finally-removed noil through a noil impurity removing device, returning the purified noil to the impurity removing device, and performing secondary opening and impurity removal to obtain qualified cotton in the noil for continuous utilization.
Preferably, the specific methods of mixing, carding, drafting, twisting and winding in the step S3 are as follows:
b1, mixing cotton fibers, viscose fibers and polyester fibers according to a ratio of 60:20:20 by a mixing mechanism of spinning equipment;
B2, carding the mixed thermal insulation fibers through a cotton carding mechanism of spinning equipment to obtain parallel single fibers;
b3, combining the carded fibers into a single strip through a drawing mechanism of spinning equipment;
And B4, processing the drawing into roving through a roving mechanism of spinning equipment, twisting into spun yarn, and finally winding into a drum.
Preferably, the specific method of the step S4 is as follows:
c1, selecting the color of the color weft, namely the color of the reactive dye, according to the style of the fabric;
C2, diluting the reactive dye with a diluent and a fixation alkaline agent according to the range of 1:1-1:3 of the dye and the diluent;
And C3, putting the wound yarn into a yarn dyeing machine, alternately dyeing with hot water and cold water at 80-90 ℃, finally adding a color fixing alkaline agent for color fixation, and finally cleaning and drying to obtain the color weft.
Preferably, the additive in the step S4 is a bulking agent, and after the dyeing of the color weft is completed, the warp and the weft are soaked by diluting the bulking agent.
Preferably, the specific method of the step S5 is as follows:
D1, installing warp yarns, color wefts and knitting machine leads, and setting parameters of needle number, density, length and width according to the specification of the imitation knitted fabric;
and D2, knitting warp yarns and color wefts through a needle bed, a crochet hook and other mechanisms of the knitting machine to initially form the knitted-like thermal insulation fabric.
Preferably, the specific method of the step S6 is as follows:
And (3) respectively treating the knitted-imitation fabric by dipping, dipping and spraying the fabric, and treating the knitted-imitation colored weft thermal insulation fabric by using a softening agent, an antistatic agent and an antibacterial agent to finally obtain the knitted-imitation colored weft thermal insulation fabric.
Compared with the prior art, the invention has the following beneficial effects:
1. The invention utilizes the existing mature visual perception technology and is matched with the cotton cleaning equipment, and in the conveying stage of the opening procedure, the small cotton bundles after opening are identified, the impurities and the heterochromatic cotton doped with the small cotton bundles are primarily removed, and the visual perception is more accurate than the traditional principle of utilizing air flow, centrifugation and the like;
2. According to the invention, the floor cotton impurity removing device is additionally arranged on the cotton removing device, the floor cotton which is primarily removed through visual perception and the floor cotton which is subjected to impurity removal by the subsequent cotton removing device are collected, the impurity is removed secondarily, the floor cotton after impurity removal is returned to the impurity removing process of the cotton removing device again, the secondary impurity removal is carried out, the high-quality cotton contained in the floor cotton is stripped and utilized to the greatest extent, and the raw material cost is reduced.
Drawings
FIG. 1 is a flow chart of the present invention;
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present invention are obtained will become readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples
As shown in FIG. 1, the invention provides a production method of a knitted-color-weft-imitated heat-insulation fabric, which mainly comprises the following steps:
S1, preparing raw materials, namely selecting warm-keeping fibers to be spun and dyes and additives required before subsequent weaving;
s2, selecting equipment, namely selecting cotton picking equipment, spinning equipment, spooling equipment and floor cotton impurity removing equipment with a visual perception system by spinning;
s3, spinning the raw materials, namely opening, removing impurities, mixing, carding, drafting, twisting and winding the raw materials selected in the step S1 through the equipment in the step S3 to obtain warp yarns and weft yarns;
s4, yarn dyeing, namely selecting a yarn dyeing machine to dye the spun warp and weft yarns according to the style of the fabric, and treating the warp and weft yarns by using an additive to improve the warm-keeping effect and obtain colored weft yarns with colors;
S5, knitting the fabric, namely selecting a knitting machine to knit the treated warp yarns and the color wefts, and preliminarily obtaining the imitation knitted fabric;
S6, carrying out fabric treatment, namely carrying out post-treatment on the primarily obtained knitted fabric, wherein the post-treatment comprises softening, antistatic and antibacterial treatment.
In this embodiment, specifically, the thermal fiber in the step S1 may be cotton fiber, viscose fiber or polyester fiber; the dye can be a reactive dye and is colored through a barrel dyeing process;
The cotton fiber has good warm-keeping and heat-preserving effects, good hygroscopicity and air permeability, but is easy to deform and shrink, the polyester fiber is wear-resistant and not easy to deform, the defect that the cotton fiber is easy to deform is overcome to a certain extent, the adhesive fiber is good in hygroscopicity and air permeability and not easy to shrink, the defect that the cotton fiber is easy to shrink is overcome to a certain extent, and the three are complemented to form warm-keeping, wear-resistant, not easy-to-deform and shrink yarns and fabrics.
In this embodiment, the specific method for opening and removing impurities in the step S3 is as follows:
a1, pouring raw cotton into a cotton picking device, beating and opening the raw cotton by the cotton picking device, loosening the raw cotton into small cotton bundles, and exposing impurities to fibers;
A2, the cotton cleaning equipment is matched with a visual perception system, preliminary impurity removal is carried out on the small cotton bundles before the small cotton bundles are conveyed to an impurity removal mechanism, impurities and heterochromatic cotton which are visually identified are removed, and the impurities and heterochromatic cotton are conveyed to the floor cotton impurity cleaning equipment;
A3, the cotton picking equipment carries out final impurity removal on the small cotton bundles subjected to preliminary impurity removal, qualified cotton is sent to the spinning equipment for further processing, and finally, the doffed cotton obtained through impurity removal is continuously sent to the doffing cotton impurity removal equipment;
a4, removing impurities from the primarily-removed and finally-removed noil through a noil impurity removing device, returning the purified noil to the impurity removing device for secondary opening and impurity removing, and obtaining qualified cotton in the noil for continuous utilization;
the impurity removal of the visual perception system in the step A2 can be realized by the following method:
a1, preparing an industrial camera and a camera, and arranging a mechanical arm and a clamping jaw on two sides of a conveying path of the opened small cotton bundles by using a set of vision system;
A2, detecting small cotton bundles on the path through a camera and a camera, preprocessing an image after identifying impurities and cotton bundles with protruding colors, extracting characteristics such as shapes and colors, starting a mechanical arm and a clamping jaw to grab the impurities or unqualified cotton bundles after the comparison according to an algorithm, and transferring the impurities or unqualified cotton bundles to a floor cotton impurity removing device.
In this embodiment, the specific methods of mixing, carding, drafting, twisting and winding in the step S3 are as follows:
b1, mixing cotton fibers, viscose fibers and polyester fibers according to a ratio of 60:20:20 by a mixing mechanism of spinning equipment;
B2, carding the mixed thermal insulation fibers through a cotton carding mechanism of spinning equipment to obtain parallel single fibers;
b3, combining the carded fibers into a single strip through a drawing mechanism of spinning equipment;
And B4, processing the drawing into roving through a roving mechanism of spinning equipment, twisting into spun yarn, and finally winding into a drum.
In this embodiment, the specific method of the step S4 is as follows:
c1, selecting the color of the color weft, namely the color of the reactive dye, according to the style of the fabric;
C2, diluting the reactive dye with a diluent and a fixation alkaline agent according to the range of 1:1-1:3 of the dye and the diluent;
And C3, putting the wound yarn into a yarn dyeing machine, alternately dyeing with hot water and cold water at 80-90 ℃, finally adding a color fixing alkaline agent for color fixation, and finally cleaning and drying to obtain the color weft.
In this embodiment, specifically, the additive in the step S4 is a bulking agent, and after dyeing the color weft, the warp and the weft are diluted by the bulking agent and soaked;
The bulking agent can be a polymer, long-chain molecules formed by polymerizing a plurality of monomers are selected, and the polymer forms a layer of high polymer film on the surface of the yarn, so that the yarn is not easy to compress, the bulking degree is increased, and the heat preservation effect of the yarn is further ensured.
In this embodiment, the specific method of the step S5 is as follows:
D1, installing warp yarns, color wefts and knitting machine leads, and setting parameters of needle number, density, length and width according to the specification of the imitation knitted fabric;
and D2, knitting warp yarns and color wefts through a needle bed, a crochet hook and other mechanisms of the knitting machine to initially form the knitted-like thermal insulation fabric.
In this embodiment, the specific method of the step S6 is as follows:
the fabric is respectively treated by dipping, dipping and spraying, and a softening agent, an antistatic agent and an antibacterial agent are used for treating the knitted-imitation fabric, so that the knitted-imitation colored weft thermal insulation fabric is finally obtained;
Wherein, because the terylene fiber and the adhesive fiber in the raw materials easily generate static electricity, the fabric is treated by the antistatic agent, and the fabric is also subjected to soft and antibacterial treatment for comfort and antibacterial performance after finished products of the fabric, thereby ensuring comfort and reducing bacterial breeding of the fabric.
Working principle: firstly, preparing raw materials such as cotton fibers, adhesive fibers and polyester fibers, and opening, removing impurities, mixing, carding, drafting, twisting and winding raw cotton through a cotton cleaning device, a spinning device, a spooling device and a floor cotton impurity cleaning device to form coiled yarns; dividing the yarn into warp yarn and weft yarn according to the style of the fabric, dyeing and fixing the yarn by using an active dyeing agent and an alkaline agent for fixation, performing fluffing treatment on the yarn by using a fluffing agent after dyeing, improving the heat preservation effect, and finally knitting the knitted color-like weft heat preservation fabric by using a knitting machine according to the style;
When raw cotton enters the cotton cleaning equipment, the cotton cleaning equipment can hit the raw cotton and divide the raw cotton into small cotton bundles, and expose impurities, before the raw cotton is conveyed to the impurity removing procedure, the impurities doped by the small cotton bundles and the heterochromatic cotton are identified through a visual perception system, the characteristics such as shape and color are extracted, after the comparison of the algorithm is completed, a mechanical arm and a clamping jaw are started to grab the impurities or the unqualified cotton bundles, the impurities or the unqualified cotton bundles are transferred to the floor cotton impurity removing equipment for further impurity removal, the floor cotton of the impurity removing procedure of the cotton cleaning equipment is also conveyed to the floor cotton impurity removing equipment for impurity removal, and the floor cotton produced by the two impurity removing procedures is conveyed back to the cotton cleaning equipment for final impurity removal after the floor cotton impurity removing procedure is further carried out, so that the available cotton content lost in the floor cotton is reduced while the impurity removing effect is improved, and the loss of raw material cost is reduced.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A production method of a knitting-like colored weft thermal insulation fabric is characterized by comprising the following steps of: mainly comprises the following steps:
S1, preparing raw materials, namely selecting warm-keeping fibers to be spun and dyes and additives required before subsequent weaving;
s2, selecting equipment, namely selecting cotton picking equipment, spinning equipment, spooling equipment and floor cotton impurity removing equipment with a visual perception system by spinning;
s3, spinning the raw materials, namely opening, removing impurities, mixing, carding, drafting, twisting and winding the raw materials selected in the step S1 through the equipment in the step S3 to obtain warp yarns and weft yarns;
s4, yarn dyeing, namely selecting a yarn dyeing machine to dye the spun warp and weft yarns according to the style of the fabric, and treating the warp and weft yarns by using an additive to improve the warm-keeping effect and obtain colored weft yarns with colors;
S5, knitting the fabric, namely selecting a knitting machine to knit the treated warp yarns and the color wefts, and preliminarily obtaining the imitation knitted fabric;
S6, carrying out fabric treatment, namely carrying out post-treatment on the primarily obtained knitted fabric, wherein the post-treatment comprises softening, antistatic and antibacterial treatment.
2. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: the warm keeping fiber in the step S1 can be cotton fiber, viscose fiber and polyester fiber; the dye may be selected from reactive dyes and colored by a dye vat process.
3. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: the specific method for opening and removing impurities in the step S3 comprises the following steps:
a1, pouring raw cotton into a cotton picking device, beating and opening the raw cotton by the cotton picking device, loosening the raw cotton into small cotton bundles, and exposing impurities to fibers;
A2, the cotton cleaning equipment is matched with a visual perception system, preliminary impurity removal is carried out on the small cotton bundles before the small cotton bundles are conveyed to an impurity removal mechanism, impurities and heterochromatic cotton which are visually identified are removed, and the impurities and heterochromatic cotton are conveyed to the floor cotton impurity cleaning equipment;
A3, the cotton picking equipment carries out final impurity removal on the small cotton bundles subjected to preliminary impurity removal, qualified cotton is sent to the spinning equipment for further processing, and finally, the doffed cotton obtained through impurity removal is continuously sent to the doffing cotton impurity removal equipment;
A4, removing impurities from the primarily-removed and finally-removed noil through a noil impurity removing device, returning the purified noil to the impurity removing device, and performing secondary opening and impurity removal to obtain qualified cotton in the noil for continuous utilization.
4. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that:
the specific methods of mixing, carding, drafting, twisting and winding in the step S3 are as follows:
b1, mixing cotton fibers, viscose fibers and polyester fibers according to a ratio of 60:20:20 by a mixing mechanism of spinning equipment;
B2, carding the mixed thermal insulation fibers through a cotton carding mechanism of spinning equipment to obtain parallel single fibers;
b3, combining the carded fibers into a single strip through a drawing mechanism of spinning equipment;
And B4, processing the drawing into roving through a roving mechanism of spinning equipment, twisting into spun yarn, and finally winding into a drum.
5. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: the specific method of the step S4 is as follows:
c1, selecting the color of the color weft, namely the color of the reactive dye, according to the style of the fabric;
C2, diluting the reactive dye with a diluent and a fixation alkaline agent according to the range of 1:1-1:3 of the dye and the diluent;
And C3, putting the wound yarn into a yarn dyeing machine, alternately dyeing with hot water and cold water at 80-90 ℃, finally adding a color fixing alkaline agent for color fixation, and finally cleaning and drying to obtain the color weft.
6. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: and S4, the additive in the step is a bulking agent, and after the dyeing of the color wefts is finished, the warps and the wefts are diluted by the bulking agent and soaked.
7. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: the specific method of the step S5 is as follows:
D1, installing warp yarns, color wefts and knitting machine leads, and setting parameters of needle number, density, length and width according to the specification of the imitation knitted fabric;
and D2, knitting warp yarns and color wefts through a needle bed, a crochet hook and other mechanisms of the knitting machine to initially form the knitted-like thermal insulation fabric.
8. The method for producing the knitted-color-weft-imitated heat-insulating fabric according to claim 1, which is characterized in that: the specific method of the step S6 is as follows:
And (3) respectively treating the knitted-imitation fabric by dipping, dipping and spraying the fabric, and treating the knitted-imitation colored weft thermal insulation fabric by using a softening agent, an antistatic agent and an antibacterial agent to finally obtain the knitted-imitation colored weft thermal insulation fabric.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410193669.0A CN117987986A (en) | 2024-02-21 | 2024-02-21 | Production method of knitted-color-weft-imitated heat-insulation fabric |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410193669.0A CN117987986A (en) | 2024-02-21 | 2024-02-21 | Production method of knitted-color-weft-imitated heat-insulation fabric |
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| CN202410193669.0A Pending CN117987986A (en) | 2024-02-21 | 2024-02-21 | Production method of knitted-color-weft-imitated heat-insulation fabric |
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