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CN-121992564-A - Artificial down fabric and preparation method and application thereof

CN121992564ACN 121992564 ACN121992564 ACN 121992564ACN-121992564-A

Abstract

The invention belongs to the technical field of fabrics; the invention provides an artificial down fabric and a preparation method and application thereof, and the artificial down fabric comprises the following steps of twisting fiber filaments into spiral fiber semi-processed yarns; steaming and air-drying the fiber semi-processed yarns, taking the two air-dried semi-processed steamed fiber yarns, respectively feeding the two air-dried semi-processed steamed fiber yarns into a two-for-one twister to form a vertical ring-shaped double-twisted yarn, feeding the vertical ring-shaped double-twisted yarn into a drawing roller to form a vertical ring-shaped double-twisted yarn, breaking the vertical ring structure to form fluff yarns, collecting the fluff yarns into a hank, feeding the hank fluff yarns into a precise winder to obtain a down-like finished yarn, knitting the down-like yarn into grey cloth, dyeing and shaping the knitted grey cloth, brushing, carding and shearing the dyed and shaped grey cloth, and carrying out shaking and shaping treatment on the sheared grey cloth to obtain the artificial down fabric. The heat preservation rate of the single layer (gram weight is 89g/m 2 ) of the obtained artificial down fabric reaches 55.4%, the heat preservation rate of the double layer (gram weight is 178g/m 2 ) reaches 71.2%, and the heat preservation property is good.

Inventors

  • Request for anonymity
  • Request for anonymity
  • Request for anonymity

Assignees

  • 泉州市菲同纺想服饰有限公司

Dates

Publication Date
20260508
Application Date
20241031

Claims (10)

  1. 1. The preparation method of the artificial down fabric is characterized by comprising the following steps of: Firstly, putting a fiber yarn on a twisting machine, starting the twisting machine to twist the fiber yarn into a spiral fiber semi-processed yarn; Step two, putting the fiber semi-processed yarn into a steaming and refining device for steaming and refining, and air-drying the fiber semi-processed yarn after stabilizing the spiral angle of the fiber semi-processed yarn; Taking two air-dried half-processed steamed fiber yarns, respectively feeding the two air-dried half-processed steamed fiber yarns into a numerical control feeding roller of a multi-channel two-for-one twister, wherein each half-processed steamed fiber yarn is independently controlled by an independent numerical control feeding roller and enters a numerical control twisting area, the two half-processed steamed fiber yarns alternately perform overfeeding action, binding action and winding action controlled by numerical control programming, after the complex overfeeding and looping winding is completed to form a double-twisted yarn, the double-twisted yarn with the height reaching the requirement is formed, the double-twisted yarn with the shape of a standing circle enters a numerical control pulling roller, and when the feeding roller performs the numerical control programming action, the pulling roller performs coordinated numerical control programming pulling action, and the double-twisted yarn with the standing circle enters a synchronous winding drum after the pulling area is discharged; Feeding the multiple coiled double-twisted yarns after spooling into yarn roughening equipment in a continuous state, continuously and uniformly breaking the coiled tissues on the coiled double-twisted yarns by the yarn roughening equipment to form fluff yarns, and synchronously collecting yarns to form skeins; Step five, feeding the napped and twisted fluff yarns to a precise winder, and carrying out fixed-length and constant-tension bobbin formation, wherein the bobbin formation is synchronously waxed, so as to obtain finished yarn of the eiderdown-like product; step six, introducing the down-like yarns into a loom, and weaving by using the loom; Step seven, dyeing and one-time shaping treatment are carried out on the woven grey cloth; Step eight, brushing, carding and shearing the grey cloth after dyeing and primary shaping treatment; And step nine, shaking the grey cloth subjected to shearing treatment, and performing secondary shaping treatment after shaking to obtain the artificial down fabric.
  2. 2. The method for preparing the artificial down fabric according to claim 1, wherein in the first step, the fiber yarn is made of chemical fiber, regenerated cellulose fiber, biomass regenerated fiber or natural fiber, the chemical fiber comprises polyester fiber, polypropylene fiber, ethylene wheel or nylon fiber, the regenerated cellulose fiber comprises viscose, modal and tencel, the biomass regenerated fiber comprises acetate fiber and polylactic acid fiber, the natural fiber comprises cotton-wool-fibrilia fiber, the rotating speed of the twisting machine is 4000-8000r/min, and the tension of the fiber yarn is adjusted to be 10-50N.
  3. 3. The method for preparing the artificial down fabric, which is characterized in that in the second step, the steaming equipment is steam vacuum dry steaming equipment, the controllable temperature of the steam vacuum dry steaming equipment is 50-150 ℃, the steaming time is more than 30min, a tunnel type air drying box is adopted to air dry, cool and relax the steamed fiber yarns, an air outlet mechanism for circularly blowing the steamed fiber yarns is arranged in the tunnel type air drying box, the controllable temperature of the tunnel type air drying box is 24-200 ℃, and the air speed is 0.3 (1+/-20%) m/s-6 (1+/-20%) m/s.
  4. 4. The method for preparing the artificial down fabric according to claim 1, wherein in the fourth step, weft knitting is performed on the down-like yarns by using a circular knitting machine, wherein the number of needles of 1 inch of the circular knitting machine is 3.5, and the weft density is 1 inch and 4-5.
  5. 5. The method for preparing the artificial down fabric according to claim 1, wherein in the fifth step, the temperature rising rate of the dyeing equipment is 1-2 ℃ per minute, the boiling-off temperature is 70-100 ℃, the degreasing agent is added in the boiling-off process, the rotating speed of a main pump of a dye vat in the dyeing equipment is 700-1000r/min, and the rotating speed of a cloth lifting wheel in the dyeing equipment is 100-300r/min.
  6. 6. The method for preparing the artificial down fabric according to claim 1, wherein in the fifth step, the shaping temperature is 180-210 ℃, the speed of the vehicle is 15-25 yards/min, the pressure of the padder is 180-210N, the overfeeding is 80-100%, and the soft agent is added in the overfeeding process.
  7. 7. The method for preparing the artificial down fabric according to claim 1, wherein in the brushing treatment process of the step six, the cloth guiding speed is 25-30m/min, the needle covering speed is 90r/min, the needle lifting speed is 100r/min, the cloth outlet tension is 2.0kgf, the cloth inlet tension is 1.6kgf, the needle covering air pressure is 1.8kg.cm -2 , the needle lifting air pressure is 2.0kg.cm -2 , the total pressure gauge is 3.0kg.cm -2 , in the brushing treatment process of the step six, the tension of a section of a carding device is controlled to be 92kg.cm -2 , the tension of a section b is controlled to be 95kg.cm -2 , the tension of a section c is controlled to be 98kg.cm -2 , and the cloth guiding speed is controlled to be 24m/min, and the carding rate is 150%.
  8. 8. The method for preparing the artificial down fabric according to claim 1, wherein in the step seven, the shaking treatment process is carried out at a temperature of 70 ℃ and a steam time of 20min and a cold air time of 20 min.
  9. 9. A down-like fabric obtained by the method of any one of claims 1 to 8.
  10. 10. The use of the down-like fabric of claim 9 in apparel and home textiles.

Description

Artificial down fabric and preparation method and application thereof Technical Field The invention relates to the technical field of fabrics, in particular to an artificial down fabric and a preparation method and application thereof. Background The existing materials such as mian in the down replacement have the problems of weak warm keeping durability, easy agglomeration after washing, incapability of dyeing and the like. At present, the down feather can only be applied to middle-low end markets, and the down feather is mainly used in high-end markets. Meanwhile, people are increasingly conscious of animal rights and protection, the price of down is greatly fluctuated by markets, so that the corresponding product cost is increased, the existing down fabric is low in warmth retention property, the wearing comfort in winter is affected, and meanwhile, the down protein fiber is decomposed to generate peculiar smell along with the increase of the using time limit. Disclosure of Invention Aiming at the problems, the invention provides an artificial down fabric, and a preparation method and application thereof. In order to solve the technical problems, the invention adopts the technical scheme that the preparation method of the artificial down fabric comprises the following steps: Firstly, putting a fiber yarn on a twisting machine, starting the twisting machine to twist the fiber yarn into a spiral fiber semi-processed yarn; Step two, putting the fiber semi-processed yarn into a steaming and refining device for steaming and refining, and air-drying the fiber semi-processed yarn after stabilizing the spiral angle of the fiber semi-processed yarn; Taking two air-dried half-processed steamed fiber yarns, respectively feeding the two air-dried half-processed steamed fiber yarns into a numerical control feeding roller of a multi-channel two-for-one twister, wherein each half-processed steamed fiber yarn is independently controlled by an independent numerical control feeding roller and enters a numerical control twisting area, the two half-processed steamed fiber yarns alternately perform overfeeding action, binding action and winding action controlled by numerical control programming, after the complex overfeeding and looping winding is completed to form a double-twisted yarn, the double-twisted yarn with the height reaching the requirement is formed, the double-twisted yarn with the shape of a standing circle enters a numerical control pulling roller, and when the feeding roller performs the numerical control programming action, the pulling roller performs coordinated numerical control programming pulling action, and the double-twisted yarn with the standing circle enters a synchronous winding drum after the pulling area is discharged; Feeding the multiple coiled double-twisted yarns after spooling into yarn roughening equipment in a continuous state, continuously and uniformly breaking the coiled tissues on the coiled double-twisted yarns by the yarn roughening equipment to form fluff yarns, and synchronously collecting yarns to form skeins; Step five, feeding the napped and twisted fluff yarns to a precise winder, and carrying out fixed-length and constant-tension bobbin formation, wherein the bobbin formation is synchronously waxed, so as to obtain finished yarn of the eiderdown-like product; step six, introducing the down-like yarns into a loom, and weaving by using the loom; Step seven, dyeing and one-time shaping treatment are carried out on the woven grey cloth; Step eight, brushing, carding and shearing the grey cloth after dyeing and primary shaping treatment; And step nine, shaking the grey cloth subjected to shearing treatment, and performing secondary shaping treatment after shaking to obtain the artificial down fabric. Preferably, in the first step, the fiber yarn is made of chemical fiber, regenerated cellulose fiber, biomass regenerated fiber or natural fiber, the chemical fiber comprises polyester fiber, polypropylene fiber, ethylene wheel or nylon fiber, the regenerated cellulose fiber comprises viscose, modal and tencel, the biomass regenerated fiber comprises acetate fiber and polylactic acid fiber, the natural fiber comprises cotton wool fibrilia, the rotating speed of the twisting machine is 4000-8000r/min, and the tension of the fiber yarn is adjusted to be 10-50N. Preferably, in the second step, the steaming device is a steam vacuum dry steaming device, the controllable temperature of the steam vacuum dry steaming device is 50-150 ℃, the steaming time is more than 30min, a tunnel type air drying box is adopted to air dry, cool and relax the steamed fiber yarn, an air outlet mechanism for circularly blowing the steamed fiber yarn is arranged in the tunnel type air drying box, the controllable temperature of the tunnel type air drying box is 24-200 ℃, and the air speed is 0.3 (1+/-20%) m/s-6 (1+/-20%) m/s. Preferably, in the fourth step, the eiderdown-like yarn is weft-knitted by a circular k