CN111334909A - Preparation method of colored-point yarn - Google Patents
Preparation method of colored-point yarn Download PDFInfo
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- CN111334909A CN111334909A CN202010334252.3A CN202010334252A CN111334909A CN 111334909 A CN111334909 A CN 111334909A CN 202010334252 A CN202010334252 A CN 202010334252A CN 111334909 A CN111334909 A CN 111334909A
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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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- Mechanical Engineering (AREA)
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- Preliminary Treatment Of Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a preparation method of colored-point yarn, which comprises the following steps: uniformly spraying soft water on the raw materials, and stewing for 16 hours; carding the raw materials; twisting points on a wire opening machine to prepare soft points; mixing the soft dots and soft water, adding into a fluff dotting machine, and dotting to obtain colored dots; mixing the fiber raw material, the color points and the additives in a wool-mixing machine for wool-mixing treatment; and (3) putting the blended raw materials into a carding machine, a spinning frame, a winding machine, a doubling machine and a twisting machine in sequence, and spinning to obtain the color spot yarn. The advantages are that: fine and short blanking is utilized, after being carded, the fine and short blanking is mixed with the prepared auxiliary agent, repeated rubbing and dotting are carried out, soft dots are prepared, dotting treatment is carried out through a fluff dotting machine, colored dots are prepared, and qualified colored dot yarns are spun by mixing the colored dots with fiber raw materials; the invention does not need to be cut, thereby saving time and labor; the raw materials for manufacturing the color dots adopt short and fine blanking, so that resources are saved; the process of rubbing the dots first and then dotting ensures that the color dots with uniform diameters are prepared.
Description
The technical field is as follows:
the invention relates to the technical field of cashmere textile, in particular to a preparation method of colored-point yarns.
Background art:
the yarn with various color dots attached to the surface of the yarn is called as a color dot yarn, the color dots are generally made of various short fibers which are firstly made into particles, and the particles are added during spinning after dyeing to prepare the color dot yarn, the color dot yarn has light color dots attached to dark bottom yarns and also has dark color dots attached to light bottom yarns, and the manufactured clothes are bright and colorful and are widely applied to the fields of knitting, sweaters and the like.
In the prior art, as disclosed in patent documents with application number 201610609050.9 entitled "fluff dotting machine and process for preparing color dots by using the fluff dotting machine", a raw material with a length of 25-27mm is firstly selected, then cut into 18-21mm, and then directly dotted by the fluff dotting machine to obtain color dots.
However, the process needs to shear the raw materials, wastes time and labor, wastes raw materials, and has high investment cost, and the fluff dotting machine is used for directly dotting, so that the diameter size of the prepared color dots still has the phenomenon of non-uniformity, and the quality of the color dot yarn woven by reusing the color dots and fiber raw materials needs to be improved; short fiber leftovers with the length of 10mm-15mm can be sorted out in the production process of the worsted yarn, the short fiber leftovers cannot be used for roving and worsted according to the textile process requirement due to short length, the short fibers can only be sold at low price as waste materials, and the sorted short fibers are small in length difference and good in uniformity and are treated as the waste materials, so that the resource is seriously wasted.
The invention content is as follows:
the invention aims to provide a preparation method of colored-point yarn, which utilizes recycled worsted short fiber blanking to process colored points with uniform diameter and can be further used for spinning high-quality yarn.
The invention is implemented by the following technical scheme: the preparation method of the colored yarn comprises the following steps:
(1) preparing materials: weighing fine and short baits with the length of 10mm-15mm according to the weight as raw materials, weighing soft water according to 10 percent of the weight of the raw materials, uniformly spraying the soft water on the raw materials, filling the raw materials sprayed with the soft water into a closed plastic bag, and tightly sealing for 16-24 hours;
(2) carding: carding the raw materials subjected to tight release on a shredding machine;
(3) preparing an auxiliary agent: weighing raw oil accounting for 2.5-3.5% of the dry weight of the raw materials, soft water accounting for 55-65%, and adhesive accounting for 2.5-3.5%, and uniformly mixing;
(4) point rubbing: spraying the prepared auxiliary agent on the carded raw material, repeatedly rubbing points on a filament opener, removing the formed soft points from the filament opener after the diameter of the formed soft points meets the requirement, and collecting the soft points for later use;
(5) dotting: weighing soft points according to the weight, weighing soft water according to 18-22% of the weight of the soft points, uniformly mixing the soft points and the soft water, adding the mixture into a fluff dotting machine, and dotting for 18-22 minutes to obtain color points;
(6) blending: respectively weighing the fiber raw materials and the color points according to weight, and then weighing the following additives according to weight: the wool mixing oil accounts for 1.4-1.8% of the total weight of the fiber raw materials and the color points, and the antistatic agent accounts for 0.8-1.2%; mixing the fiber raw material, the color points and the additives in a wool-mixing machine for wool-mixing treatment;
(7) spinning: and (4) putting the raw materials subjected to wool blending in the step (6) on a carding machine, a spinning frame, a winding machine, a doubling machine and a twisting machine in sequence, and spinning to obtain the color-point yarn.
Further, the gauge of the working roll of the carding machine is increased by 1.6mm, 0.8mm and 0.4mm from the rear vehicle to the front vehicle; the cylinder doffer gauge of the carding machine A, B section is adjusted to 19 from 14; the section A, B of the working roll of the carding machine is reversely placed.
The invention has the advantages that: the method comprises the following steps of blanking by utilizing recycled worsted short fibers, carding, mixing with the prepared auxiliary agent, repeatedly rubbing points by using a filament opener, preparing soft points with uniform diameter, and then dotting by using a fluff dotting machine to prepare colored points with hardness and diameter meeting the requirements; the raw materials for making the color dots adopt the precise and short blanking, thereby saving resources and having low investment cost; the process of point rubbing and then point printing is carried out, so that the color points with uniform diameters are guaranteed to be prepared; and the high-quality colored point yarn is spun by mixing the colored points prepared by the method and fiber raw materials.
The specific implementation mode is as follows:
example 1: the preparation method of the colored yarn comprises the following steps:
(1) preparing materials: weighing fine and short baits with the length of 10mm-15mm according to the weight as raw materials, weighing soft water according to 10% of the weight of the raw materials, uniformly spraying the soft water on the raw materials, filling the raw materials sprayed with the soft water into a closed plastic bag, and tightly placing for 16 hours, so that the soft water is fully and uniformly absorbed by the raw materials, wet strips are prevented from being generated during dotting, and the uniformity of the diameter of a subsequently prepared color dot is favorably ensured;
(2) carding: the raw materials which are stuffy and released are repeatedly carded twice on a shredding machine, the Shandong Jiaonan shredding machine is selected, the raw materials are arranged in parallel and straight through carding, and the influence on the product quality caused by the formation of a dough when the raw materials are mixed with an auxiliary agent is avoided;
(3) preparing an auxiliary agent: weighing the raw materials by weight, wherein the crude oil accounts for 2.5 percent of the dry weight of the raw materials, the soft water accounts for 55 percent, and the adhesive accounts for 2.5 percent, and uniformly mixing; the raw oil is CW type, the adhesive is FD type, and the raw material is lubricated by the raw oil, so that the raw oil is prevented from being broken in the processing process; the adhesive is an FX-USE type adhesive and can increase cohesive force among raw materials;
(4) point rubbing: spraying the prepared auxiliary agent on the carded raw material, repeatedly rubbing points on a filament opener, removing the formed soft points from the filament opener after the diameter of the formed soft points meets the set requirement, and collecting the soft points for later use; the invention makes doffer working roller and scraper stop running, only through the continuous friction of cylinder and working roller that high-speed running, make the raw material fiber entangle each other into the pellet, in order to make soft spot, the soft spot hardness that the twisting point prepares is low, the diameter is greater, the diameter is 4mm-5mm, but the diameter is uniform, help to guarantee the uniformity of the diameter of the color spot;
(5) dotting: weighing soft points according to the weight, weighing soft water according to 18% of the weight of the soft points, uniformly mixing the soft points and the soft water, adding the mixture into a fluff dotting machine, utilizing airflow generated by high-speed rotation of the fluff dotting machine, setting the motor rotating speed of the fluff dotting machine at 2400 plus 3000r/min, and dotting for 18 minutes to obtain colored points; the color dots prepared by the method have high hardness and obvious hard hand feeling, and meet the requirements of customers;
(6) blending: according to the requirement of a customer on the amount of color points required to be added into fiber raw materials, weighing the fiber raw materials and the color points respectively according to weight, selecting cashmere fibers for roving as the fiber raw materials, and weighing the following additives according to weight: the wool oil accounts for 1.4 percent of the total weight of the fiber raw materials and the color points, and the antistatic agent accounts for 0.8 percent; the antistatic agent is AL type, fiber raw materials, the color dots and the additive are mixed in a wool making machine for wool making treatment, and the wool making oil and the antistatic agent are added to increase the cohesive force of the fiber raw materials and the color dots.
(7) Spinning: putting the raw materials obtained after wool blending in the step (6) on a carding machine, a spinning frame, a winder, a doubling machine and a twisting machine in sequence, and spinning to obtain colored spot yarns; the carding machine is a Japanese Jing and WL-59 carding machine, and the working roll gauge of the carding machine is increased by 1.6mm, 0.8mm and 0.4mm from a rear vehicle to a front vehicle; the cylinder doffer gauge of the carding machine A, B section is adjusted to 19 from 14; the A, B sections of working rolls of the carding machine are reversely placed; according to the invention, through adjusting the parameters of the carding machine, the color points can be prevented from being combed or combed off during carding, and the product quality of the color point yarn is ensured; the spinning machine is a Japanese Beijing and 627 spindle spinning machine, the bobbin winder is a German Ci blestro RMX5 type bobbin winder, and in the operation process of the bobbin winder, the bobbin winder clearer is set to be in a closed state, so that color spots are prevented from being recognized as defects by the bobbin clearer and cut off; the doubling machine is a Japanese Cuntian No.23 type doubling machine, and the twisting machine is a Japanese Cuntian No.373 type twisting machine.
Example 2: the preparation method of the colored yarn comprises the following steps:
(1) preparing materials: weighing fine and short baits with the length of 10mm-15mm according to the weight as raw materials, weighing soft water according to 10 percent of the weight of the raw materials, uniformly spraying the soft water on the raw materials, filling the raw materials sprayed with the soft water into a closed plastic bag, and tightly sealing for 24 hours;
(2) carding: repeatedly carding the raw materials subjected to tight release on a wire opener twice;
(3) preparing an auxiliary agent: weighing the raw materials by weight, wherein the crude oil accounts for 3.5 percent of the dry weight of the raw materials, the soft water accounts for 65 percent, and the adhesive accounts for 3.5 percent, and uniformly mixing;
(4) point rubbing: spraying the prepared auxiliary agent on the carded raw material, repeatedly rubbing points on a filament opener, removing the formed soft points from the filament opener after the diameter of the formed soft points meets the requirement, and collecting the soft points for later use;
(5) dotting: weighing soft points according to the weight, weighing soft water according to 22% of the weight of the soft points, uniformly mixing the soft points and the soft water, adding the mixture into a fluff dotting machine, and dotting for 22 minutes to obtain colored dots;
(6) blending: respectively weighing the fiber raw materials and the color points according to weight, and then weighing the following additives according to weight: the wool mixing oil accounts for 1.8 percent of the total weight of the fiber raw materials and the colored dots, and the antistatic agent accounts for 1.2 percent; mixing the fiber raw material, the color points and the additives in a wool-mixing machine for wool-mixing treatment;
(7) spinning: putting the raw materials obtained after wool blending in the step (6) on a carding machine, a spinning frame, a winder, a doubling machine and a twisting machine in sequence, and spinning to obtain colored spot yarns; the working roll gauge of the carding machine is increased by 1.6mm, 0.8mm and 0.4mm from the rear vehicle to the front vehicle; the cylinder doffer gauge of the carding machine A, B section is adjusted to 19 from 14; the section A, B of the working roll of the carding machine is reversely placed.
Example 3: the preparation method of the colored yarn comprises the following steps:
(1) preparing materials: weighing fine and short baits with the length of 10mm-15mm according to the weight as raw materials, weighing soft water according to 10 percent of the weight of the raw materials, uniformly spraying the soft water on the raw materials, filling the raw materials sprayed with the soft water into a closed plastic bag, and tightly sealing for 20 hours;
(2) carding: repeatedly carding the raw materials subjected to tight release on a wire opener twice;
(3) preparing an auxiliary agent: weighing the raw materials by weight, wherein the crude oil accounts for 3% of the dry weight of the raw materials, the soft water accounts for 60%, and the adhesive accounts for 3%, and uniformly mixing;
(4) point rubbing: spraying the prepared auxiliary agent on the carded raw material, repeatedly rubbing points on a filament opener, removing the formed soft points from the filament opener after the diameter of the formed soft points meets the requirement, and collecting the soft points for later use;
(5) dotting: weighing soft points according to the weight, weighing soft water according to 20% of the weight of the soft points, uniformly mixing the soft points and the soft water, adding the mixture into a fluff dotting machine, and dotting for 20 minutes to obtain colored dots;
(6) blending: respectively weighing the fiber raw materials and the color points according to weight, and then weighing the following additives according to weight: the wool oil accounts for 1.6 percent of the total weight of the fiber raw materials and the color points, and the antistatic agent accounts for 1.0 percent; mixing the fiber raw material, the color points and the additives in a wool-mixing machine for wool-mixing treatment;
(7) spinning: putting the raw materials obtained after wool blending in the step (6) on a carding machine, a spinning frame, a winder, a doubling machine and a twisting machine in sequence, and spinning to obtain colored spot yarns; the working roll gauge of the carding machine is increased by 1.6mm, 0.8mm and 0.4mm from the rear vehicle to the front vehicle; the cylinder doffer gauge of the carding machine A, B section is adjusted to 19 from 14; the section A, B of the working roll of the carding machine is reversely placed.
According to the invention, recycled worsted short fibers are used for blanking, and are mixed with the prepared auxiliary agent after being carded, and then are repeatedly rubbed by the filament opener to prepare soft spots with uniform diameters, and then are beaten by the fluff dotting machine to prepare colored spots with hardness and diameter meeting the requirements; the raw materials for making the color dots adopt the precise and short blanking, thereby saving resources and having low investment cost; the process of point rubbing and then point printing is carried out, so that the color points with uniform diameters are guaranteed to be prepared; and the high-quality colored point yarn is spun by mixing the colored points prepared by the method and fiber raw materials.
The performance parameters of the color point and color point yarn prepared by the invention are compared with the traditional method, and are shown in the table 1:
TABLE 1
| Name (R) | Example 1 | Example 2 | Example 3 | Conventional methods |
| Particle size range (mm) | 2.5～5.0 | 2.8～4.5 | 2.8～4.5 | 2.0～7.0 |
| Cohesion strength (cn) | 450 | 550 | 562 | 380 |
| Percentage of spot lost after washing 10 times (%) | 4.8 | 4.5 | 4 | 20 |
As can be seen from Table 1, the color dots are not compact and are easy to fall off in the traditional method, the color dots are compact by using the fluff dotting machine, and are difficult to comb or comb off by adjusting the spacing of the working rollers of the carding machine, the prepared color dots have uniform granularity and high holding strength, the color dot yarn has low dropping rate in the washing process, and the quality meets the requirements of customers.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (2)
1. The preparation method of the colored yarn is characterized by comprising the following steps:
(1) preparing materials: weighing fine and short baits with the length of 10mm-15mm according to the weight as raw materials, weighing soft water according to 10 percent of the weight of the raw materials, uniformly spraying the soft water on the raw materials, filling the raw materials sprayed with the soft water into a closed plastic bag, and tightly sealing for 16-24 hours;
(2) carding: carding the raw materials subjected to tight release on a shredding machine;
(3) preparing an auxiliary agent: weighing raw oil accounting for 2.5-3.5% of the dry weight of the raw materials, soft water accounting for 55-65%, and adhesive accounting for 2.5-3.5%, and uniformly mixing;
(4) point rubbing: spraying the prepared auxiliary agent on the carded raw material, repeatedly rubbing points on a filament opener, removing the formed soft points from the filament opener after the diameter of the formed soft points meets the requirement, and collecting the soft points for later use;
(5) dotting: weighing soft points according to the weight, weighing soft water according to 18-22% of the weight of the soft points, uniformly mixing the soft points and the soft water, adding the mixture into a fluff dotting machine, and dotting for 18-22 minutes to obtain color points;
(6) blending: respectively weighing the fiber raw materials and the color points according to weight, and then weighing the following additives according to weight: the wool mixing oil accounts for 1.4-1.8% of the total weight of the fiber raw materials and the color points, and the antistatic agent accounts for 0.8-1.2%; mixing the fiber raw material, the color points and the additives in a wool-mixing machine for wool-mixing treatment;
(7) spinning: and (4) putting the raw materials subjected to wool blending in the step (6) on a carding machine, a spinning frame, a winding machine, a doubling machine and a twisting machine in sequence, and spinning to obtain the color-point yarn.
2. The method for preparing color-point yarn according to claim 1, wherein the working roll gauge of the carding machine is increased by 1.6mm, 0.8mm and 0.4mm from the rear vehicle to the front vehicle; the cylinder doffer gauge of the carding machine A, B section is adjusted to 19 from 14; the section A, B of the working roll of the carding machine is reversely placed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113322557A (en) * | 2021-05-20 | 2021-08-31 | 张家港普坤毛纺织染有限公司 | Production method of worsted short-section particle yarn |
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