阅读说明：本技术 一种仿针织双弹磨毛牛仔面料及其制备方法 (Knitting-imitated double-elastic sanded jean fabric and preparation method thereof ) 是由 毛瑞元 于 2020-12-15 设计创作，主要内容包括：本申请公开了一种仿针织双弹磨毛牛仔面料及其制备方法,所述面料经纱为JC36.4tex包覆33.3dtex,纬纱为166.67dtex包覆44.4dtex。本发明的面料具有良好的耐久性和延伸性同时兼顾保暖功能,经向弹性伸长率：40％,弹性恢复率：85％；纬向弹性伸长率：48％,弹性恢复率：94％。(The application discloses an imitation knitted double-elastic sanded jean fabric and a preparation method thereof, wherein warp yarns of the fabric are JC36.4tex coated with 33.3dtex, and weft yarns of the fabric are 166.67dtex coated with 44.4 dtex. The fabric has good durability and extensibility and simultaneously has a warm-keeping function, and the warp-direction elastic elongation is as follows: 40%, elastic recovery: 85 percent; weft elastic elongation: 48%, elastic recovery: 94 percent.)

1. The knitting-like double-elastic sanded jean fabric is characterized in that: the warp yarns of the fabric are JC36.4tex coated with 33.3dtex, and the weft yarns are 166.67dtex coated with 44.4 dtex.

2. The preparation method of the imitation knitted double-elastic sanded jean fabric according to claim 1, characterized by comprising the following steps: the method comprises the following steps: (1) warping, standing warp for 24 hours, wherein the warping speed is 180m/mim, and the warping tension is 0.25/n; (2) dyeing, boiling at 70-80 ℃ to remove wax, washing at 50-60 ℃ to remove impurities, dyeing with 10 cylinders of indigo, wherein the content of indigo powder is as follows: 1.6-1.8g/l, content of sodium hydrosulfite: 2.0-2.2 g/l, the pH value of 11.5, the pressure of a compression roller of 0.4-0.5MPa and the temperature of 20-25 ℃; (3) sizing at the temperature of 95-100 ℃, the sizing rate of 8-10% and the sizing speed of 35 m/mim; (4) weaving, weaving speed 520 r/min, reed number: 80.7 teeth/10 cm, reed width: 214.8cm weave tension: 2750N weaving weft density: 409 roots/10 cm, edge organization: 2/2 Rib weave, ground tissue leveling time 305 ℃; (5) after finishing, gray fabric inspection, defect repair, singeing, weft straightening, desizing, washing, drying, fleece grabbing (3 paths), fleece shearing, preshrinking, fabric falling, finished product inspection and rolling.

Technical Field

The application relates to the technical field of clothing fabrics, in particular to an imitation knitted double-elastic sanded jean fabric and a preparation method thereof.

Background

The imitation knitted jean fabric is a main material for leisure jean series clothes comfortable to exercise at present, but because of the reason of fabric tissue tightness, the joints of the human body of the clothes are easy to longitudinally extend and difficult to recover to form clothes bubbles after being worn, in addition, the fabric tissue structure is limited, the ratio of surface weft to inner weft of the fabric and the thickness of yarn count are in a relation, the distance between the surface weft and the inner weft is larger, the friction force between the clothes and skin or underwear is increased, the comfort is poorer, and fiber electrostatic adsorption is easy to form.

Disclosure of Invention

The invention aims to provide an imitation knitted double-elastic sanded jean fabric and a preparation method thereof, and aims to overcome the defects in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: the warp yarn of the imitation knitted double-elastic sanded jean fabric is JC36.4tex coated with 33.3dtex, and the weft yarn of the imitation knitted double-elastic sanded jean fabric is 166.67dtex coated with 44.4 dtex.

Correspondingly, the application also discloses a preparation method of the imitation knitted double-elastic sanded jean fabric, which comprises the following steps: (1) warping, standing warp for 24 hours, wherein the warping speed is 180m/mim, and the warping tension is 0.25/n; (2) dyeing, boiling at 70-80 ℃ to remove wax, washing at 50-60 ℃ to remove impurities, dyeing with 10 cylinders of indigo, wherein the content of indigo powder is as follows: 1.6-1.8g/l, content of sodium hydrosulfite: 2.0-2.2 g/l, the pH value of 11.5, the pressure of a compression roller of 0.4-0.5MPa and the temperature of 20-25 ℃; (3) sizing at the temperature of 95-100 ℃, the sizing rate of 8-10% and the sizing speed of 35 m/mim; (4) weaving, weaving speed 520 r/min, reed number: 80.7 teeth/10 cm, reed width: 214.8cm weave tension: 2750N weaving weft density: 409 roots/10 cm, edge organization: 2/2 Rib weave, ground tissue leveling time 305 ℃; (5) after finishing, gray fabric inspection, defect repair, singeing, weft straightening, desizing, washing, drying, fleece grabbing (3 paths), fleece shearing, preshrinking, fabric falling, finished product inspection and rolling.

Compared with the prior art, the application has at least the following beneficial effects:

1. the defect that after the fabric is worn, the limb is not easy to recover after being foamed after being stretched is overcome, the fabric is stretched in different directions, and the clothes can be naturally recovered to be flat immediately after being longitudinally/transversely stretched by utilizing the high recovery characteristic of warp and weft core-spun elastic spandex, so that the clothes can be still flat and shaped after being worn for a long time.

2. The wearing comfort of the fabric/clothes is improved, after finishing after grabbing/shearing at different degrees, the surface weft at the back side of the fabric forms a full-coverage fiber velvet layer, the roughness of the front fabric is not improved even if the fabric is in direct contact with the skin, and after the surface weft is subjected to grabbing and shearing, the fabric is softer and more skin-adhering, the motion function is more prominent, and a certain warm-keeping effect is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a diagram of the reverse side effect of the fabric after the imitation knitted double-elastic sanded jean fabric is subjected to scratching and shearing in the embodiment of the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

The ball warp dyed extra-deep blue of the imitation knitted double-elastic-ground denim fabric is deepened, the warp yarns are JC36.4tex coated with 33.3dtex, and the weft yarns are 166.67dtex black-spun coated with 44.4dtex JC27.8tex marl. Warp density: 510/10cm, weft density: 472/10cm, width: 134-137cm unit area: 350g per square meter. And (3) after finishing: desizing, scratching and shearing, and obtaining a finished product: warp direction elastic elongation: 40%, elastic recovery: 85 percent; weft elastic elongation: 48%, elastic recovery: 94 percent.

The preparation method of the imitation knitted double-elastic-ground jean fabric comprises the following steps:

1. a warping process: adopting a GA251 ball warp beaming machine, standing the warp for 24 hours to enable the spandex in the yarn to naturally retract, and reducing the yarn elongation by low-speed mortgage at the beaming speed of 180m/mim and the beaming tension of 0.25/n.

2. A dyeing procedure: carrying out Morisen ball dyeing machine, boiling and removing wax at 70-80 ℃, washing and removing impurities at 50-60 ℃, carrying out indigo dyeing in 10 cylinders, wherein the content of indigo powder is as follows: 1.6-1.8g/l, content of sodium hydrosulfite: 2.0-2.2 g/l, the pH value is 11.5, the pressure of a press roll is 0.4-0.5MPa, the temperature is 20-25 ℃, and the surface of the yarn is washed to be loose by 3 cylinders at normal temperature.

And 3, sizing: an ASGA365-D sizing machine is adopted, low-viscosity high-permeability starch slurry is adopted, double-slurry tank sizing is carried out, the temperature is 95-100 ℃, the sizing rate is 8-10%, and the sizing speed is 35m/mim.

4. Weaving: an optiMax 230 weaving machine is adopted, the weaving speed is 520 rpm, 6940 is summarized, the reed number: 80.7 teeth/10 cm, reed width: 214.8cm (4 inputs per reed), weaving tension: 2750N, weaving weft density: 409 roots/10 cm, edge organization: 2/2 ribbing, weaving with 96 threads and 4 threads on each side, weaving with 10-page palm, leveling the ground tissue at 305 ℃ and doffing with fixed length of 280 m;

5. and (3) post-finishing: gray fabric inspection, defect repair, singeing, weft straightening, desizing, washing, drying, fleece grabbing (3 paths), wool shearing, preshrinking, fabric dropping, finished product inspection and rolling.

In the desizing procedure, the speed of a neuweg loose desizing machine is 40 m/min, the singeing flame temperature is 1600-1800 ℃, the front surface and the back surface are singed for one time twice, the double grooves are used for 2 times of padding biological enzyme BF7658 stacking reaction, the washing is carried out for 4 times at the temperature of 60-80 ℃, the washing is carried out for 2 times at normal temperature, then the drying is carried out,

in the fleece grabbing procedure, the surface weft of the XLGGS needling fleece grabbing machine grabs fleece, the speed is 15m/min, and the fleece is grabbed by 3 paths.

In the shearing process, a JMA-A shearing machine shears the overlong suede of the fiber, and the height of the suede of the cloth cover after shearing is 0.8-1 mm.

In the pre-shrinking process, the Morisen pre-shrinking machine pre-shrinks the cloth at 50m/min, the warp shrinkage is 8-10 percent, and the weft shrinkage is 10-12 percent

With reference to fig. 1, the reverse effect graph of the fabric after the imitation knitted double-elastic sanded jean fabric manufactured by the above preparation method is subjected to napping, and the warp-direction elastic elongation is as follows: 40%, elastic recovery: 85 percent; weft elastic elongation: 48%, elastic recovery: 94 percent.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely a detailed description of the present application, and it should be noted that modifications and embellishments could be made by those skilled in the art without departing from the principle of the present application, and these should also be considered as the protection scope of the present application.