476results about "Roughening" patented technology

The invention provides a sueding machine control method and system based on tension self-adaptive adjustment, and relates to the technical field of sueding machine control, and the method comprises the steps: obtaining an actual tension value of a fabric in real time, comparing the actual tension value with a target tension value, obtaining a real-time tension deviation and a tension deviation change rate, and according to the real-time tension deviation and the tension deviation change rate, obtaining a real-time tension value of the fabric; generating a first control signal, collecting real-time rolling diameter signals of an unwinding roller and a winding roller of the sueding machine, generating a second control signal through a feedforward calculation model according to the rolling diameter signals and the current fabric linear speed, synthesizing the first control signal and the second control signal to obtain a total control signal, outputting the total control signal to a driving device, and adjusting the rotating speed of a motor. The technical problems that in the prior art, control over the sueding machine is limited in response speed, a control strategy is difficult to adjust in time, and normal operation and fabric quality of the sueding machine are affected are solved. The technical effects that the tension of the sueding machine is adjusted in a self-adaptive mode, and the operation stability of the sueding machine and the fabric quality are improved are achieved.

The invention discloses a surface flaw detection device and process for carpet production, and relates to the technical field of surface flaw detection for carpet production. According to the surface flaw detection equipment and technology for carpet production, when carpet flaw detection is carried out, a carpet penetrates through the upper portion of an attaching roller, a second hydraulic cylinder is adjusted to drive a local jacking arc rod to jack up the local position of the carpet, the upper surface of the jacked-up carpet is in an unfolded state and expands towards the outer side, and meanwhile, the carpet passes through the attaching roller to be subjected to surface flaw detection. A driving motor is started, the driving motor drives all pressing pieces to press carpet wool at the two ends of the carpet unfolding position, and an electrostatic adsorption rod adsorbs the carpet wool at the position, so that the carpet wool at the two ends of the carpet position jacked by a local jacking arc rod gets close to the two ends; and the situation that the surface of the carpet cannot be clearly scanned by a scanning camera due to the existence of the carpet hair is avoided, so that the accuracy of a carpet surface flaw detection result is improved.

According to the elastic fabric provided by the invention, the TPU fiber is used as an elastic fiber material of the elastic fabric, the TPU fiber is processed into the elastic yarn, and the woven fabric with excellent elasticity and good hand feeling is obtained through the structural design of the elastic yarn and the fabric in combination with a corresponding processing textile dyeing and finishing process. According to the elastic fabric and the preparation method thereof, the elastic fabric has excellent elasticity, the warp-direction elastic elongation of a woven fabric can reach 35-70%, the weft-direction elastic elongation of the woven fabric can reach 80-130%, the warp-direction elastic elongation of a knitted fabric can exceed 180-250%, and the weft-direction elastic elongation of the knitted fabric can reach 250-360%; the fabric is low in elasticity modulus and low in elastic recovery rate, and clothes made of the fabric are weak in constraint feeling when worn; a special wrinkle style can be obtained on the surface of the fabric, and the fabric has excellent hand feeling; the invention further provides a method for stably processing and preparing the elastic knitted fabric.

The invention provides a heat-storage warm-keeping down-locking layered fabric and a down jacket. The heat-storage warm-keeping down-locking layered fabric sequentially comprises a skin-friendly layer, a liner cloth layer and a heat-storage warm-keeping down-locking layer from inside to outside, and the heat-storage warm-keeping down-locking layer is prepared by napping a heat-storage warm-keeping fabric; yarns for weaving the heat-storage and warm-keeping fabric are heat-storage and warm-keeping fiber / hollow polyester fiber / wool fiber blended yarns; the heat-storage warm-keeping fiber comprises polyester and a heat storage agent, and the preparation method of the heat storage agent comprises the following steps: firstly loading a polyethylene glycol / nano molybdenum disulfide composite material by adopting porous silicon dioxide microspheres, then mixing with a mixture containing silica sol and nano metal silver, and performing vacuum drying to obtain the heat storage agent. The heat-storage warm-keeping down-locking layered fabric has excellent heat-storage warm-keeping effects, can lock down, has a good antibacterial effect, and has a very good application effect when being used as a lining fabric of a down jacket.

A method of making a plant-based deep pile fabric that closely resembles animal fur or wool, that includes extracting the plant fibers from the plant material and forming a yarn or sliver made from plant fibers and simultaneously attaching it to a scrim also made from plant fibers, where the fiber is attached and extends from the scrim to form a length of plant-fiber pile fabric having natural plant fibers on one side and the scrim on the opposite side. The method includes finishing the scrim side of the fabric with an adhesive agent to attach the fibers to the scrim and form a stable base. The method also includes finishing the plant fiber pile side of the fabric by applying fur-industry specific processing steps to alter the properties of the fibers resulting in an even closer resemblance of animal fur.

The invention relates to the technical field of high polymer materials, in particular to a color-spun superfine sea-island imitation sheepskin fabric and a production method thereof. The color-spun superfine sea-island imitation sheepskin fabric comprises the following raw materials in parts by weight: color-spun superfine sea-island fibers, conventional polyester filaments and a functional additive, the color spinning superfine sea-island fiber is formed by blending alkali-resistant color master batches and a sea-island base material, the mass ratio of an island component to a sea component in the sea-island base material is (5-7): (3-5), and raw materials of the island component and the sea component are polyethylene terephthalate and polyethylene respectively; the functional additive comprises an alkali-resistant stabilizer, a dyeing auxiliary agent and a softening agent. According to the invention, sodium citrate and KH-550 in the alkali-resistant stabilizer react at a constant temperature, sodium citrate is dissolved in the process and forms weak interaction with amino of KH-550 to enhance the stability of the system, and ether bonds of polyoxyethylene fatty acid and sulfonic groups of lauryl sodium sulfate in the dyeing auxiliary agent form a synergistic effect to enhance the emulsifying and wrapping capacity to grease and color paste.

The invention provides a moisture-absorbing and heating polar fleece fabric with high thermal insulation performance and a production process thereof, and relates to the technical field of garment fabrics. According to the moisture-absorbing and heat-emitting polar fleece fabric with the high heat preservation performance and the production technology of the moisture-absorbing and heat-emitting polar fleece fabric, blended yarn is composed of various functional fibers, and the functional fibers comprise, by weight, 25% of wool, 30% of self-heating acrylic fibers, 25% of lyocell fibers and 20% of nylon. According to the invention, the advantages of each fiber are fully played through the component design of the fixed-spinning yarn and the scientific proportion, the defect of a single fiber is overcome, secondly, the static control method effectively reduces the generation of static electricity through the synergistic effect of nylon and lyocell, and finally, the thermal insulation performance and the hand feeling of the fabric are remarkably improved through the application of the two-side napping polar fleece process.

The present application relates to the technical field of textile design, and particularly relates to a method for improving fabric image color distortion by superimposing and developing color of sanding, which comprises the following steps: (1) CMYK four-color yarn design; (2) jacquard CAD design; (3) weaving of grey fabric; (4) dyeing and finishing of the grey fabric; the dyeing and finishing of the grey fabric comprises sanding after light bleaching and fading treatment of the grey fabric. The present application adopts the design method of superimposing and developing color of color image fabric, the color developing mode of color mixing of jacquard CAD technology, and designs through the spinning form of colored weft yarn, jacquard CAD and dyeing and finishing, produces the effect of mutual color bleeding and color mixing of color materials of CMYK four-color yarn through fading treatment, and then carries out sanding treatment, so that the fine and dense fluff of the color yarn is superimposed with the effects of color transmission and improvement of complete covering, the color yarn is subjected to color transmission and superimposed color mixing again, the color is softer and more real by adopting the mode similar to the superimposition of four plates of CMYK color printing.

The invention relates to a dyeing and finishing method of a cotton and wool blended fabric. The dyeing and finishing method comprises the following steps: sequentially dyeing, napping, polar fleece and shaping a cotton and wool blended fabric blank to obtain a finished fabric, by adding the polar fleece process and optimizing the process parameters of each process, the shrinkage problem of the fabric is obviously improved, the transverse shrinkage rate is preferably as low as-1.0% or below, and the straight shrinkage rate is preferably as low as-3.2% or below, so that the fabric is fluffy and dense but not easy to slip; the dyeing and finishing method is simple in operation process, low in equipment requirement and environmentally friendly, and discharge of a large amount of treated wastewater is avoided.

The present invention relates to the technical field of plush fabrics and their preparation, and particularly relates to a warp-knitted integrated plush fabric and a preparation method thereof. The plush fabric includes a first plush layer, a second plush layer, and a connecting layer located between the first plush layer and the second plush layer. The first plush layer includes a front comb extension line layer, which is formed by processing the extension lines of the front comb. The connecting layer sequentially includes a middle comb extension line layer, a back comb extension line layer, a middle comb coil layer, and a front comb coil layer from the first plush layer to the second plush layer. Each layer is formed by the common interlacing of the extension lines of the middle comb, the extension lines of the back comb, the coils of the middle comb, and the coils of the front comb in sequence. The second plush layer includes a back comb coil layer, a back comb extension line layer, or a combined layer of both. The preparation method includes yarn warping, machine knitting, and dyeing and finishing. The present invention can form various variable structures, and at the same time, the respective types and colors of the plush on the front and back can be independently selected and freely combined according to the design and requirements, forming many style effects.

The invention discloses a sportswear fabric and a preparation method thereof.The sportswear fabric is of a double-layer structure and comprises a moisture guiding layer, the moisture guiding layer is located on the outer layer and composed of special-shaped-section nylon yarn of a skin-core structure, the skin-core structure comprises a water-soluble polymer skin layer and a nylon core layer, and the section of the skin-core structure is provided with grooves; the skin attaching layer is located on the inner layer and composed of blended nylon yarn subjected to sanding treatment, and the blended nylon yarn comprises common nylon yarn and anti-static nylon yarn; the single-fiber fineness of the yarn of the moisture guiding layer is smaller than that of the yarn of the skin attaching layer, and the single-fiber fineness ratio is smaller than or equal to 1: 2, so that sweat is unidirectionally guided to the moisture guiding layer from the skin attaching layer. According to the sportswear fabric and the preparation method thereof, the super-soft texture, the superconductive quick-drying performance and the antistatic performance of the sportswear fabric are improved through a specific fiber material and a fabric structure.

The invention relates to the field of textile fabrics, in particular to a multi-fiber all-in-one suede four-way stretch shark trouser warm-keeping suede fabric which comprises a weave 1 matched with weft plain stitch weave and made of nylon / polyester filament yarn core-spun elastic fiber spandex materials, a weave 2 adopting core-spun yarn of the weave 1 and matched with elastic spandex, and a weave 3 which is vertically connected double rib weave. Chemical fiber filaments and elastic fibers are adopted as connecting lines, and the weave 4 is a looped pile weave and is made of cellulose fibers with high hygroscopicity and excellent skin-friendly performance. Through the innovative combination of the weave 1 and the weave 4, the fabric has the multiple functions of fine appearance, four-side elastic property, bulge prevention, high elastic resilience, environmental protection, health, skin fitting, comfort, static resistance and the like, and meets the high requirements of underwear in autumn and winter for comprehensive performance.

An elastic fabric and a manufacturing method therefor. TPU fibers are used as elastic fiber materials, the TPU fibers are processed into elastic yarns, and by means of structural designs of the elastic yarns and a textile, and in cooperating with textile dyeing and finishing processes for corresponding processing, the fabric having excellent elasticity and good hand feel is obtained. The warp-direction elastic elongation of a woven fabric can reach 35-70%, and the weft-direction elastic elongation thereof can reach 80-130%; the warp-direction elastic elongation of a knitted fabric can reach 180-250%, and the weft-direction elastic elongation thereof can reach 250-360%; the textile has low elastic modulus and low elastic recovery rate, and garments made from this textile deliver minimal wearing constriction; the surface of the textile can achieve a special crepe style and has excellent hand feel.

The utility model relates to the technical field of cloth bearing frames of abrasive belt type raising machines, in particular to a cloth bearing frame for an abrasive belt type raising machine, which comprises a cloth bearing frame, a supporting frame is arranged at the top of the cloth bearing frame, a plurality of groups of placing ports are arranged on two sides of the supporting frame, and a plurality of groups of rolling shafts are arranged on the periphery of the inner side of each placing port. First clamping grooves are formed in the upper end and the lower end of the outer side of the containing opening, and sealing plates are arranged in the first clamping grooves. The textile fabric is arranged on the central shaft in a sleeving manner; the cloth bearing frame for the abrasive belt type raising machine has the advantages that when the textile cloth needs to be subjected to raising treatment, the textile cloth does not need to be moved again, only cloth leftovers of the textile cloth need to be led into the raising machine, when the textile cloth slowly enters the raising machine, the textile cloth drives the center shaft to rotate, and the center shaft is driven by the center shaft to rotate. The multiple sets of rolling shafts arranged at the bottom of the containing opening enable the center shaft to rotate rapidly.

The invention provides a processing method of a thick plush fabric, and relates to the technical field of textiles. The processing method of the thick plush fabric sequentially comprises the working procedures of weaving, dyeing, post-shaping and napping finishing, and is characterized in that after the working procedure of weaving and before the working procedure of dyeing, an air heating penetrating and beating working procedure is adopted to replace a traditional pre-shaping working procedure; the specific process of the air heating penetrating and flapping procedure is that the fabric is subjected to penetrating and flapping effects of high-speed hot air flow with the flow speed being 30-70 m / s in a loose or low-tension state, and meanwhile the environment temperature is maintained to be 90-170 DEG C. The method can effectively improve the bulkiness, softness and non-deformability of the finished product.

The utility model particularly relates to the technical field of carpet processing, and discloses a shaping device for carpet processing, which comprises a working table, two portal frames are symmetrically and fixedly arranged on the surface of the working table, sliding grooves are formed in the side walls of the two portal frames, sliding blocks are sequentially connected in the sliding grooves in a sliding mode, and second air cylinders are fixedly arranged on the side walls of the portal frames. The output end of the second air cylinder sequentially penetrates through the portal frame and is fixedly arranged on the side wall of the sliding block, a first air cylinder is fixedly arranged at the top end of the sliding block, a movable support is fixedly arranged at the output end of the first air cylinder, and first sawteeth are fixedly arranged at the bottom end of the movable support. By arranging the portal frame, the sliding block, the first air cylinder, the movable support, the second air cylinder, the first sawteeth and the third sawteeth, the second air cylinder is started to drive the first sawteeth to horizontally move along with the sliding block, so that knotted miscellaneous wool fibers on the surface of a carpet are combed, and the fibers are erected to make contact with the second sawteeth and the third sawteeth to complete horizontal trimming. Therefore, the carpet shaping efficiency and quality are improved.

The invention discloses a preparation method of a mint fiber cool feeling flannelette blanket. The preparation method comprises the following preparation steps: selecting main and auxiliary raw materials; spinning and blank making; flocking two surfaces of the blank carpet; needle brush raising: performing needle brush raising on the flannelette blanket semi-finished product through a needle brush machine under the atomized humid environment condition, and performing suede drying after raising is completed; printing and dyeing; color fixing and shaping treatment; finishing a plush surface; and detecting and warehousing. The preparation method has the beneficial effects that the mint fibers and the bamboo fibers are compounded together to serve as the velvet material, and a needle brush machine is combined for raising, so that the antibacterial performance of the velvet blanket can be realized, and the cool and breathable effects of the velvet blanket can also be achieved; a lubricating effect is achieved in the fluff brushing process, fluff scraps are prevented from flying, and friction electrification of the fluff needle brush is further avoided; curing is implemented in a steam ironing mode, meanwhile, the flannelette blanket is immersed in the treating agent, and the attractiveness of the textures of the flannelette blanket is enhanced.

The invention relates to a woolen fabric processing fuzzing device which comprises a base and a winding roller driven to be rotatably connected to the base, a first swing rod is driven to be connected to the base in a swing mode, fuzzing rollers are fixedly connected to the two ends of the first swing rod respectively, cavities are formed in the fuzzing rollers, air inlet holes communicated with the cavities are formed in the fuzzing rollers, and the air inlet holes are communicated with the cavities. A steam pipe with one end fixedly connected with the middle of one end of the fluffing roller is fixedly connected to the swing frame, one end of the steam pipe is communicated with the cavity, a plurality of rod friction grooves which are arranged in a staggered mode are formed in the side wall of the fluffing roller, a second swing rod is connected to the base in a driven swing mode, and heating rollers are rotatably connected to the two ends of the second swing rod. And the heating roller can swing to be opposite to the fluffing roller, so that tensile deformation caused by secondary turn-over of traditional equipment is reduced.

The invention provides a napping machine capable of efficiently improving creases and wrinkles, and relates to the field of napping machines.The napping machine capable of efficiently improving creases and wrinkles comprises a workbench, a traction roller is arranged on the left side of the top of the workbench, a first through groove and a second through groove are formed in the center of the top of the workbench, and the second through groove is located between the two first through grooves; a base is arranged on the right side of the top of the workbench, a cloth outlet roller is arranged above the base, and an ironing assembly is arranged on the right side of the cloth outlet roller. A pressing roller is arranged below the first through groove located on the left side, a napping roller is connected into the second through groove in a pivoted mode, and a roller is arranged below the first through groove located on the right side. According to the napping machine capable of efficiently improving the creases and wrinkles, the traction roller, the pressing roller, the napping roller, the base and the cloth discharging roller are sequentially arranged on the workbench, a pre-tension area is formed between the traction roller and the pressing roller, a high-tension area is formed between the pressing roller and the roller, and a tension buffer area is formed between the roller and the base. And wrinkles caused by too fast tension change are avoided.

The application relates to the technical field of textiles, and particularly discloses a double-faced color-weaved large jacquard corduroy fabric and a production process thereof. The double-faced color-weaved large jacquard corduroy fabric is obtained after a corduroy base fabric sequentially undergoes pretreatment, cutting, brushing and singeing. The corduroy base fabric woven by the application has raised weft yarns on both the front and back surfaces, and after the cutting, brushing and singeing treatment, the obtained double-faced color-weaved large jacquard corduroy fabric has pile on both the front and back surfaces, thereby improving the warmth retention performance of the fabric. Meanwhile, compared with the single-faced pile corduroy fabric, the double-faced pile corduroy fabric has a greater thickness under the condition of the same fabric weight, thereby overcoming the limitation of the production process on the fabric thickness.

The present invention discloses an all-in-one hair-grabbing and hair-shearing device for processing lightweight thermal insulation fabrics, and relates to the technical field of fabric processing. The device comprises a frame, on which a hair-grabbing roller and a hair-shearing roller are sequentially mounted, and a tension mechanism is mounted on the frame; the device also comprises a mounting seat, which is symmetrically mounted on the inner wall of the frame by a motor, a screw being threadedly mounted on the inner end of the mounting seat, a leveling seat being fixed to the inner end of the screw via a mounting sleeve, a leveling roller being provided on the inner end of the mounting rod, a toothed roller being connected to the rotating shaft of the mounting rod, a rack being meshed on the toothed roller, the rack being installed transversely through the leveling head via a spring, and the mounting bar being arranged on the inner wall of the frame. The all-in-one hair-grabbing and hair-shearing device for processing lightweight thermal insulation fabrics combs the fabric during hair-grabbing and hair-shearing to avoid wrinkles, and the combing effect can be adjusted according to fabrics of different widths.

The utility model discloses a high-heat-preservation superfine wool modal blend fiber fabric which comprises a short fiber layer, a long fiber layer and a sanding layer which are sequentially arranged. The short fiber layer comprises wool modal blended yarn, the wool modal blended yarn comprises a forward twisting section formed by forward twisting of modal yarn outside wool yarn and a reverse twisting section formed by reverse twisting of modal yarn outside wool yarn, and a doubling section is formed between the forward twisting section and the reverse twisting section. Connecting nodes are respectively formed between the doubling section and the forward twisting section and between the doubling section and the reverse twisting section; the long fiber layer comprises wool modal wrap yarn, the wool modal wrap yarn comprises a wool core layer, and the wool core layer is coated with a modal outer layer of a double-helix cross structure. The fabric has the characteristics that the stability and the softness of the fabric are improved, and the fabric is not easy to pilling.

The invention discloses a double-layer four-side elastic wool type jean fabric and a preparation method thereof, and belongs to the technical field of textiles. The double-layer four-side elastic wool type jean fabric comprises a surface layer and a skin attaching layer, the surface layer is a twill fabric surface formed by interweaving first warp yarn and weft yarn, and the skin attaching layer is an elastic base layer formed by interweaving second warp yarn and weft yarn; the double-layer four-side elastic wool type jean fabric further comprises edge weaves located on the two sides, each side is composed of 48 pieces of edge yarn, and a 2 / 2 warp rip weave is adopted. Wherein the second warp is polyester wrap yarn, first spandex in the polyester wrap yarn wraps the surface of polyester filament yarn in the Z twist direction, the twist range is 630-730 twists per meter, and the wrapping density is larger than or equal to 85%. The double-layer four-side elastic wool type jean fabric has the characteristics of high elasticity, durability, bacteriostasis, protection, softness and comfort.

The utility model provides jacquard terry flannelette sanding equipment, which relates to the field of sanding equipment, and comprises a workbench, the left end and the right end of the workbench are respectively provided with a traction roller, the top of the workbench is provided with a blocking cover, the blocking cover covers the two traction rollers, a flannelette body passes through the space between the traction rollers and the blocking cover along the cloth feeding direction, and the flannelette body passes through the blocking cover. And a plurality of sanding groups are arranged at the top of the inner wall of the blocking cover at equal intervals. The sanding set is composed of bases, sanding net rollers, brush pieces and thin screws, the bases are installed at the two ends of the sanding net rollers, and the brush pieces are arranged in the sanding net rollers. According to the jacquard terry flannelette sanding equipment, the blocking cover is arranged on the workbench, and the effect of preventing batting from drifting away at will is achieved. The sueding assembly and the air suction pipe are arranged in the blocking cover, the sueding assembly is composed of a base, a sueding net roller, a brush piece and a thin screw rod, fluff is scraped by the sueding net roller and then absorbed by the air suction pipe, and fluff drifting is further prevented. And the influence on the body health of workers caused by flying of fluff is avoided.

The utility model relates to the technical field of leather sueding machines, and discloses a sueding machine for microfiber leather production, the side end of a base is fixedly provided with a side plate for supporting, the upper end of the side plate is fixedly provided with a top plate for placement, and the lower end of the top plate is fixedly connected with an upper polishing plate through a fixing shaft; a plurality of polishing rollers used for use are movably connected into the upper polishing plate, a plurality of protrusions are evenly arranged on the surfaces of the polishing rollers, a first motor drives a bevel gear to be meshed with a driven wheel, stable rotation of the polishing rollers in the upper polishing plate is achieved, meanwhile, through accurate control over a lifting assembly, a lower polishing plate can flexibly move up and down, and the polishing efficiency is improved. The square frame is arranged on the upper grinding plate and is tightly matched with the upper grinding plate, the double-face grinding effect is achieved, in the grinding process, the bristle layer in the square frame can effectively clean dust and impurities on the surface of the microfiber leather, scratches or damage caused by impurity mixing in the grinding process are avoided, the ground microfiber leather passes through the bristle layer again, and the grinding efficiency is improved. And cleanliness and smoothness of the polishing effect are ensured.

This invention relates to a warp-knitted double-sided fleece fabric with moisture-wicking and quick-drying functions and its preparation method. One side of the fabric has an extended yarn structure, and the other side has a loop structure. Both sides of the fabric are napped. From top to bottom, the fabric includes a first extended yarn layer, a second extended layer, a third extended layer, a first loop layer, a second loop layer, and a third loop layer. The loops in the first, second, and third loop layers overlap to create a partially concave and partially convex fabric effect. The fabric is woven on a warp knitting machine using three guide bars. The fabric prepared by this invention can quickly conduct moisture and sweat and allow them to evaporate rapidly, thus possessing moisture-wicking and quick-drying functions.

The utility model provides an imitation leather fabric teasel fluffing device which comprises a box body, a first guide roller, a second guide roller, a third guide roller, a fourth guide roller, a fluffing mechanism, a filter plate, a negative pressure cavity and an exhaust fan, and the first guide roller, the second guide roller, the third guide roller and the fourth guide roller are rotationally installed in the box body respectively. Wherein a fuzzing mechanism is arranged between the second guide roller and the third guide roller; a filter plate is arranged on the lower side of the fuzzing mechanism, and the filter plate is mounted in the box body in a sliding manner; a negative pressure cavity is formed in the lower side of the filter plate, and the negative pressure cavity is fixed to the input end of the exhaust fan. By means of the arrangement, when the device is used, the device can adapt to imitation leather fabrics with different fuzzing requirements, the flexibility and adaptability of production are improved, and the fuzzing roller can be cleaned.

The invention discloses an environment-friendly ultrathin electronic packing material fabric and a production process thereof, the fabric is formed by warp knitting regenerated polyester DTY (draw textured yarn) and regenerated high-shrinkage FDY (fully drawn yarn), the structure of the fabric is a double-comb tricot stitch, the yarn laying number of a guide bar GB1 is 1-0 / 1-2 / / , and the yarn laying number of a guide bar GB2 is 1-2 / 1-0 / / ; the thickness of the fabric is not larger than 0.35 mm, the number of yarns in unit square centimeter is not smaller than 80000, and the height of fluff on the back face of the fabric is 0.1-0.3 mm. The high-quality electronic packaging material fabric which is ultrathin, high in density, soft, smooth, low in writing feeling, firm in edge and environment-friendly in the whole process is prepared through a more simplified process by combining the innovative process combination of'white body napping, refining shrinkage and shearing 'and the environment-friendly hot trimming technology through raw material and tissue structure design.

The utility model relates to a centralized hair removal device of a continuous anti-pilling machine, which comprises a box body internally provided with an anti-pilling cylinder. The hair removal assembly comprises an inclined mounting plate, a scraper device I is arranged above the inclined mounting plate, a dust removal pipe is mounted at the end, close to the bottom of the box body, of the inclined mounting plate, the outlet end of the dust removal pipe extends out of the box body, and a pneumatic air door I is mounted at the outlet end of the dust removal pipe; the heat circulation assembly comprises a fan installed at the top of the box body, a heat exchanger is installed on the outer wall of an air outlet of the fan, an air channel I communicated with the interior of the top of the box body is installed at the air outlet of the fan, an air channel II is installed at an air inlet of the fan, and an air outlet pipe is installed at the other end of the air channel II. A pneumatic air door II is mounted at the outlet end of the air outlet pipe; through the built-in hair removal assembly, automatic cleaning of waste hair deposited below the polar fleece cylinder and waste hair attached to the filter screen before hot air circulation is achieved, the burden of manual cleaning is greatly relieved, and the production efficiency is improved.

To provide an artificial leather which simultaneously achieves uniform and elegant surface quality, good touch sensation, and wear resistance while suppressing the total amount of heat generated at the time of combustion. Provided is an artificial leather including: a fiber-tangled body containing a nonwoven fabric made of fine fibers having an average single fiber diameter of 0.01 µm or more and 10.0 µm or less; and a polymer elastic body. The artificial leather satisfies the following requirements: requirement 1: the artificial leather has a weight per unit area of 25 g / m2 or more and 75 g / m2 or less; and requirement 2: the number per unit area of micropores penetrating the artificial leather in the thickness direction and having a pore diameter of 35 µm or more and 500 µm or less is 0.1 / mm2 or more and 5.0 / mm2 or less.