174 results about "Plain weave" patented technology

To provide a synthetic resin canvas (and a method for producing the same) having cotton canvas appearance, stable in balance of warp and weft dimensions, and hardly causing dimensional change.SOLUTION: A synthetic-resin canvas having a mass of 360 to 800g / m2, the synthetic-resin canvas being obtained by providing a soft vinyl chloride-resin-impregnated coating layer on an entire surface of a fabric, wherein the fabric is a plain weave fabric, a twill weave fabric, or a satin weave fabric, and a 10% tensile stress in a widthwise direction of the synthetic-resin canvas is 90 to 110% of a 10% tensile stress in a processing direction. Especially, the fabric is composed of a short fiber spun yarn, a combination of a short fiber spun yarn and a long fiber multifilament bulky yarn, or a long fiber multifilament bulky yarn, and the difference between the total fineness per inch (dtex / inch) of the weft yarn group and the total fineness per inch (dtex / inch) of the warp yarn group is within ± 10%.SELECTED DRAWING: None

The invention relates to the technical field of textile engineering, and discloses a cationic yarn-based antibacterial wear-resistant yarn-dyed fabric weaving process, which comprises the following steps of: selecting cationic yarns and double-six full-dull nylon yarns as raw materials; a seamless electronic jacquard knitting machine and a yarn feeding system are configured for knitting; stable conveying and accurate interweaving of yarns are controlled by setting the position of a yarn nozzle of a yarn feeding system and tension parameters; the knitted fabric is woven by adopting plain weave and darkness weave to form the knitted fabric with breathable micropores and double-color darkness patterns; dyeing the knitted double-color jacquard knitted fabric by adopting a low-temperature dyeing technology; the dyed fabric is subjected to online antibacterial and antistatic functional finishing; performing low-temperature short-time drying on the fabric subjected to functional finishing; carrying out hot melting, bonding and shaping on the dried fabric and the collar cloth; performing seamless laser cutting on the bonded and shaped access control button hole to obtain the overlock-free yarn-dyed fabric; and finally, carrying out quality detection on the yarn-dyed fabric subjected to laser thermal cutting.

The invention discloses a high-torque high-flexibility transmission belt which is composed of an outer rubber layer, a middle reinforcing layer and an inner rubber layer, the outer rubber layer comprises, by weight, 60-80 parts of nitrile rubber, 20-40 parts of polyurethane, 1-2 parts of an antioxidant and 5-15 parts of a reinforcing agent, and the reinforcing agent comprises sulfonated cellulose nanowhiskers, lignosulfonate and graphene oxide; the middle reinforcing layer comprises 50-80 parts of carbon fibers and 20-40 parts of aramid fibers; the inner rubber layer comprises 70-90 parts of natural rubber and 30-50 parts of butadiene rubber; the preparation method comprises the following steps: mixing components of the outer rubber layer to obtain outer rubber; mixing the components of the inner rubber layer to obtain inner rubber; the components of the middle reinforcing layer are woven into plain weave fabric; the plain weave fabric is pressed on the inner-layer rubber, the outer-layer rubber covers the plain weave fabric, a belt blank is obtained through hot pressing, the belt blank is cooled and shaped, and the transmission belt prepared from the components through the method has high torque and high flexibility.

The invention discloses a light warm-keeping high-strength fabric and a preparation method thereof, and relates to the technical field of fabric manufacturing. The light warm-keeping high-strength fabric is of a plain grid structure formed by interweaving warp yarn and weft yarn, and the warp yarn and the weft yarn are both obtained by compounding chinlon hollow yarn and ultra-high molecular weight polyethylene yarn. The preparation method of the light warm-keeping high-strength fabric comprises the following steps: performing sectional warping arrangement on the nylon hollow yarns and the ultra-high molecular weight polyethylene yarns, finishing into a warp beam, performing drafting and denting according to a tissue structure, selecting a heavy loom for weaving, and performing interweaving, deoiling, washing, dyeing and shaping according to a plain weave mode to obtain the light warm-keeping high-strength fabric.

The seamless continuously-formed knitted one-piece panty-hose comprises a first sock leg, a panty body and a second sock leg which are sequentially formed at a time. The pant body comprises a plain weave base layer formed by weaving basic yarns, and a floating thread weave and / or tuck weave plaiting layer formed by adding additional yarns on the base layer for weaving; and at least one part of the plaiting layer is a high-tension adjusting layer, so that the crotch part of the pants body presents a concave curved surface in a natural state. According to the obtained one-piece panty-hose, no seam is generated, and the problems that in the prior art, the seam affects the attractiveness and brings discomfort to a wearer are solved; due to the design of the high-tension adjusting layer, the problems of crotch falling, non-fitting and the like of the one-piece pantyhose are effectively solved; the product is further provided with a local tension reducing structure, so that the shape of the product is improved, and meanwhile, the product is more fit to wear.

The invention belongs to the technical field of textile materials, and particularly relates to a PLA fiber ultraviolet-proof woven fabric and a preparation method thereof. According to the invention, the TiO2-coated SiO2 composite light stabilizer with a core-shell structure is constructed and surface hydrophobic modification is carried out on nano ZnO, so that the contradiction between efficient ultraviolet protection and long-term stability is synergistically solved from the source of the material, and the high efficiency and durability of the ultraviolet protection function are ensured. By combining the special-shaped interface fiber design and the variable square plain weave or honeycomb weave, the unification of physical shielding and wearing comfort is realized, and the sustainable ecological fiber PLA completely replaces the petroleum-based fiber, so that the biodegradable foundation is fundamentally laid, and the application prospect is wide. The adopted inorganic nano screening agent is stable and safe in chemical property, a traditional post-treatment process containing toxic substances is abandoned in the processing process, mild and environment-friendly technologies such as biological enzyme desizing are adopted, white pollution is avoided, and perfect fusion of high performance and environment friendliness is achieved.

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 invention relates to a high-elasticity fabric with high dimensional stability, which comprises a fabric body, a bonding layer and an elastic fabric layer, the fabric body sequentially comprises a skin-friendly layer, an elastic connecting layer and a thermal insulation layer from top to bottom; the skin-friendly layer, the elastic connecting layer and the heat preservation layer are woven into a whole through weft knitting air layer tissue. The bottom end of the fabric body is fixedly connected with the top end of the elastic fabric layer through the bonding layer; the skin-friendly layer is formed by weaving wrap yarns, core yarns of the wrap yarns are spandex filaments, and yarn skins of the wrap yarns are blended yarns formed by uniformly mixing and spinning far infrared heating acrylic fibers / antibacterial viscose fibers; the elastic connecting layer is formed by weaving SORONA monofilaments, the heat preservation layer is formed by weaving hollow polyester filaments, and the elastic fabric layer is formed by vertically interweaving warp yarns and weft yarns in a plain weave structure; the fabric is high in size stability, good in environmental protection property and good in skin-friendly heat retention property.

A high-temperature resistant lightweight composite material, its preparation method, and its applications are disclosed, relating to the field of composite material technology. This invention solves the problems of existing materials where it is difficult to simultaneously achieve high temperature resistance and lightweight, low structural efficiency due to the separation of heat protection and load-bearing design, insufficient temperature resistance and toughness of the sandwich layer, and difficulties and high costs associated with large-size molding. The material comprises an integrated co-cured outer heat-resistant layer, an intermediate transition layer, and an inner load-bearing layer. The outer heat-resistant layer uses a modified epoxy / cyanate copolymer resin as the matrix and a high-silica glass fiber and carbon fiber blended fabric as reinforcement, with fumed silica and carbon nanotube fillers incorporated into the matrix resin. The intermediate transition layer is polymethacrylamide foam. The inner load-bearing layer uses an epoxy-modified cyanate ester resin as the matrix and a carbon fiber biaxial plain weave fabric as reinforcement. This invention can be used in rocket fairings, hypersonic vehicle skins, spacecraft reentry capsule thermal protection structures, hypersonic missile shells, aircraft engine nacelles, or high-speed train front fairings.

The present application relates to the field of flat knitting machine, and particularly relates to a weaving process based on a triangular system of computer flat knitting machine, which can realize the weaving functions of non-out needle, tuck knitting, new loop knitting, loop transfer, loop joining, rubber band tuck knitting and high-speed cylinder flat knitting on the same triangular system.

This invention discloses a novel carbon / carbon composite material crucible and its preparation method, belonging to the field of carbon / carbon crucible manufacturing technology. The method involves laying a carbon fiber modified mesh onto a plain weave fabric layer to obtain a composite unit layer. This composite unit layer is then laid layer by layer on the bottom and sidewalls of a mandrel and integrally formed by density-stepping needle punching, sequentially preparing the inner, middle, and outer layers of the crucible preform. After demolding the crucible preform from the mandrel, it undergoes curing, high-temperature pretreatment, chemical vapor infiltration densification, graphitization, and anti-oxidation coating protection to obtain the novel carbon / carbon composite material crucible. The density of the middle layer of the crucible preform is greater than that of the outer layer, and the density of the outer layer is greater than that of the inner layer. The novel carbon / carbon composite material crucible prepared by this invention has a uniform microstructure, stable performance, high density, and excellent mechanical properties, which helps to increase the thermal conductivity rate of the crucible, improve the heating efficiency of the product inside the crucible, and achieve energy saving and consumption reduction effects.

The invention belongs to the technical field of medical instruments, and discloses an integrated multi-module textile flexible urine controller which comprises a flexible textile supporting body, a flexible textile skin-friendly layer and a urine control core component. The flexible textile supporting body comprises a double-layer fabric unit; the upper-layer fabric in the double-layer fabric unit adopts a woven plain weave, and the lower-layer fabric in the double-layer fabric unit adopts a knitted tricot stitch; the urine control core component is arranged between the upper-layer fabric and the lower-layer fabric; the lower layer fabric is made of shape memory spandex filaments and can shrink under the driving of the body temperature of the human body, so that the urine control core component is forced to generate positive pressure on the urethra, and accurate urine control is achieved. Pressure is transmitted through contraction of the fabric below the urethra, damage caused by pressing of nerves and blood vessels above the penis is avoided, driving is conducted through the body temperature of the human body, and certain intelligence is achieved.

The invention discloses a thermoplastic LCP (Liquid Crystal Polymer) composite material and a preparation method thereof. The composite material comprises 30-70wt% of a liquid crystal LCP fiber fabric as a reinforcing fiber and 30-50wt% of a thermoplastic resin matrix, the resin matrix can be selected from one of a thermoplastic polyurethane system or a modified polyether-ether-ketone system; the LCP fiber fabric is made of LCP fibers, and the fabric weave is plain weave; the preparation method comprises the four steps of LCP fiber spinning, LCP fiber reinforcement preparation, thermoplastic resin matrix preparation and melt impregnation molding. Wherein the LCP fiber is subjected to plasma surface treatment and silane coupling agent coating modification, a three-stage gradient hot drawing process is adopted for preparation, and finally the composite material is obtained through melt impregnation and hot press molding. The composite material has excellent mechanical properties and thermal stability, and can be used in the high-performance application fields of aerospace, electronics and the like.

This invention relates to a natural fiber reinforced composite material sheet and its manufacturing method, applicable to the automotive, drone, architectural decoration, and consumer electronics industries. The sheet uses natural fiber fabrics such as flax, hemp, jute, sisal, or bamboo fiber as the reinforcing layer, which is cured with a resin matrix. The reinforcing layer can consist of 1 to 10 layers of natural fiber fabric, and plain weave, twill weave, satin weave, or multi-axial weave can be used as needed to obtain good tensile, bending, and interlayer bonding properties. This invention improves fiber impregnation uniformity and reduces moisture absorption through resin system modification, fiber surface treatment, and vacuum-assisted curing, overcoming the shortcomings of natural fiber composite materials in terms of interfacial bonding, dimensional stability, and process consistency. The resulting sheet is lightweight, has high damping, good electromagnetic wave transmission, and is environmentally friendly and low-carbon, and can be used in battery protection panels, drone arm tubes, sound insulation panels, and automotive interior cladding.

This invention relates to the field of functional textile fabric technology, specifically to a silk blended skin-friendly fabric with intelligent humidity regulation function and its weaving method, comprising: an inner layer formed of highly moisture-wicking and low-absorption swelling synthetic fibers, wherein the skin-contact surface of the inner layer has a honeycomb-shaped raised dot structure, the raised dot structure consisting of raised parts and grooved parts, the raised parts forming point contact with the skin, and the grooved parts forming moisture-wicking channels; an outer layer formed of a blend of silk fibers and highly absorbent fibers, wherein the outer layer is a combination of plain weave and satin weave, the plain weave area and the satin weave area being alternately distributed; the inner layer and the outer layer are connected by joints to form a double-layer structure; by controlling the degumming rate of the silk at 18%-22%, the moisture absorption and swelling rate of the silk fibers is reduced from the conventional 10%-15% to 6%-8%, which retains the luster and hand feel of the silk while appropriately reducing the swelling range. The addition of alginate fibers significantly enhances the moisture storage capacity of the outer layer.

This utility model discloses an elastic swim crepe, which is woven from warp and weft yarns. Both the warp and weft yarns include mulberry silk or mulberry silk covered with spandex. The basic structure of the elastic swim crepe consists of at least 304 warp yarns and 160 weft yarns interwoven, forming a yarn arrangement cycle unit. This basic structure is a plain weave. The fact that both the warp and weft yarns of this utility model include mulberry silk or mulberry silk covered with spandex, using these two types of yarns in a simple plain weave structure, allows the finished fabric to have four-way elasticity and form a bubble-like raised pleated texture. This reduces the workload for weavers, increases output, and lowers production costs.

The invention provides high-flatness environment-friendly plastic woven tube cloth and a preparation method thereof, and relates to the technical field of plastic woven tube cloth. The high-flatness environment-friendly plastic woven tube cloth comprises a plastic woven tube cloth substrate, a one-way stress constraint layer and an elastic buffer transfer layer, the plastic woven tube cloth base is formed by interweaving regenerated PP flat filaments in a plain weave mode, the warp density is 10-12 pieces per inch, the weft density is 8-10 pieces per inch, and the monofilament thickness deviation is smaller than or equal to 3%; the unidirectional stress constraint layer is prepared from the following components in percentage by mass: 50%-55% of semi-crystalline PP resin, 25%-30% of directionally-arranged flaky nano talcum powder, 8%-10% of an anchoring type compatilizer, 3%-5% of a unidirectional constraint aid, 3%-5% of nano calcium carbonate and 0.5%-1% of an antioxidant 1010; the one-way constraint auxiliary agent is erucyl amide. And the elastic buffer layer disperses loads, no fracture layering exists under the large loads, the full-PP-based material can be recycled, and the requirements for environmental protection and high-end application are met.

The patent application provides a tussah silk general officer cloth and a weaving process method. The tussah silk general officer cloth is woven by using tussah silk as raw material, warp yarn and weft yarn, and plain weave. The tussah silk raw material is tussah medicinal water silk with fineness of 70D. The warp yarn and the weft yarn are both formed by 8 single filaments and different process twisted and combined yarns. The product is very consistent with the use design requirements in stiffness, smooth hand feeling, and smooth and oily quality, and becomes a tussah silk high-grade general officer cloth fabric.

The utility model discloses a kind of wrinkle removal equipment for dacron woven grey cloth production, including bottom plate, the upper portion of the bottom plate is provided with linkage compression assembly, bottom plate is respectively provided with two sliding blocks by linkage compression assembly, the opposite surface of two sliding blocks is all set with slot, two slots are all inserted with insert block, the opposite surface of two insert blocks is all fixedly connected with pressing plate, the bottom side of bottom plate is fixedly installed with electric push rod, the rotation of threaded rod is driven by motor of bottom plate bottom side, subsequently by first pulley, belt and second pulley transmission, make threaded column synchronous rotation, drive sliding block to drive pressing plate to compress the both sides of grey cloth, by the slot of the opposite surface of two sliding blocks, convenient replacement pressing plate can be, face small size grey cloth, replace large pressing plate and cover edge, prevent sliding, large size grey cloth then replace small pressing plate, adapt width to ensure that pressure is uniform, whole process operation is simple, by flexible replacement pressing plate, equipment can easily cope with different size grey cloth, improve versatility and practicality.

A method for preparing warp-knitted double-sided fleece fabric. This relates to the field of warp-knitted fabric technology and provides a method for preparing a stable, industrially producible, glue-free, warp-knitted double-sided fleece fabric. The method includes the following steps: S1: Yarn preparation: Preparing yarns made of natural fibers and / or chemical fibers; S2: Fabric weaving: Weaving the yarns into a fabric using a single-needle bed warp knitting machine, using three guide bars, where guide bar GB1 uses a chain weave and a warp plain weave, and guide bars GB2 and GB3 both use a warp-cut weave; S3: Dyeing and finishing: Applying nap to both sides of the fabric, then dyeing and setting the fabric to obtain the warp-knitted double-sided fleece fabric.

The utility model discloses a composite weave woven fabric, which is formed by interweaving a group of warp yarns and two groups of weft yarns, and comprises a ground weave area, a second weave area, a third weave area and a fourth weave area, wherein the ground weave area is formed by interweaving the warp yarns, first weft yarns and second weft yarns through first warp rip weave; the small texture area comprises bright flowers and dark flowers; the bright flower forms a weft backed weave by combining a weft floating length change structure with a plain weave of second weft yarns as a substrate, and forms a second warp rip weave with the first weft yarns; the dark flower forms a weft backed weave by combining the first weft yarns with a weft floating length change structure by taking a plain weave as a substrate, and forms a third warp rip weave with the second weft yarns; the warp yarns are transparent monofilaments, the first weft yarns are transparent monofilaments, and the second weft yarns are colored multifilaments; the thermal shrinkage rate of the first weft yarns is greater than that of the second weft yarns, so that the weft floating long bulges on the surface of the small texture area form a three-dimensional texture. The utility model provides a composite weave woven fabric, which forms a fabric with small texture textures through the weave structure of warps and wefts and the change of weft float length.

The invention relates to the technical field of warp knitting, in particular to a knitting method of a double-needle-bed concave-convex stereoscopic fabric and the fabric. A two-needle bar warp knitting machine provided with seven guide bars is used for knitting, a bottom layer is used for knitting a tricot stitch 1-0-1-1 / 1-2-1-1 / / and a velvet stitch 2-3-2-2 / 1-0-1-1 / / , a middle layer is used for knitting a threading structure with two threads and eight holes, and a guide bar GB3 is used for knitting a stitch (1-0-1-0) 2 / (1-2-1-2) 2 / (2-3-2) 2 / (3-4-3) 2 / (4-5-4-5) 2 / (5-6-5-6) 2 / (5-4-4-4) 2 / (4-3-3) 2 / (2-1-2-1) 2 / / . The guide bar GB4 is used for weaving (5-6-5-6) 2 / (5-4-5-4) 2 / (4-3-4-3) 2 / (3-2-3-2) 2 / (2-1-2-1) 2 / (1-0-1-0) 2 / (1-2-1-2) 2 / (2-3-2-3) 2 / (3-4-3-4) 2 / (4-5-4-5) 2 / / to form a middle-layer concave area, the guide bar GB5 is fully penetrated into the fifth yarn, the weaving weave is 1-0-1-2 / 2-3-2-1 / / to form a middle-layer convex area, and the surface-layer weaving weave is 1-0-1-2 / 2-3-2-1 / / and the The surface layer of the woven fabric is warp knitting fabric with a concave-convex three-dimensional structure with convex patterns and concave patterns, and the rebound resilience of the fabric is good.

We provide a flat cable that prevents uneven spacing between adjacent wires and prevents wires from becoming distorted or wavy. [Solution] The system comprises multiple electric wires 20a to 20e and a shield wire 33 that is woven into the multiple electric wires 20a to 20e by plain weave to hold the multiple electric wires 20a to 20e in parallel. The shield wire 33 has a width dimension W1 along the longitudinal direction of the electric wires 20a to 20e that is larger than the width dimension along the radial direction of the electric wires 20a to 20e, and has an intersection CP formed by twisting it 180 degrees. The intersection CP is positioned between adjacent electric wires 20a to 20e. This reduces the width dimension of the intersection CP along the longitudinal direction of the electric wires 20a to 20e, allowing the plain-woven shield wire 33 to be arranged closely together in the longitudinal direction of the electric wires 20a to 20e.

The present application relates to a kind of light and thin embroidery fabric and its preparation method, belong to fabric technical field, the preparation method includes: S1, preparation modified polyurethane emulsion, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, dry, the cotton fiber and polyester fiber after treatment are obtained, for standby;S2, take the cotton fiber and polyester fiber after treatment, prepare light and thin yarn using the way of Siro compact spinning, plain weave, obtain light and thin base cloth;S3, preparation finishing liquor;S4, light and thin base cloth is soaked in finishing liquor according to bath ratio, take out, lay on the calender roll, roll liquid, take out the fabric, dry, obtain light and thin embroidery fabric.The sulfonic acid group and polyethylene glycol segment introduced in modified polyurethane, cotton fiber and polyester fiber are immersed in modified polyurethane emulsion, microcrystalline cellulose and chitosan are added in finishing liquor, improve the tensile resistance, hydrophilicity and dyeing rate of light and thin embroidery fabric.

The invention provides an anti-ultraviolet-blue-light radiation refrigeration fabric and a preparation method thereof.The fabric is of a double-layer weave structure and comprises an ultraviolet-blue-light absorption layer and a radiation refrigeration layer, the surface and the lining of the double-layer weave structure are plain weaves, warp and weft of the surface layer are polyester yarn, warp and weft of the lining layer are polylactic acid yarn, and the ultraviolet-blue-light absorption layer and the radiation refrigeration layer are arranged in a staggered mode. The ultraviolet-blue light absorption layer is formed by modifying and finishing a fabric surface layer through CeO2 and TiO2, and the radiation refrigeration layer is formed by modifying and finishing a fabric inner layer through nano Al2O3. According to the present invention, by constructing the CeO2-coated TiO2 and Al2O3 functional coating, the ultraviolet ray and blue light absorption ability of the fabric is improved, the sunlight reflection and mid-infrared emission performance is enhanced, the protection and cooling dual functions in the sunlight environment are achieved, and the individual thermal comfort and the protection ability of the fabric are improved.

The application discloses a parameter adjusting method of a ceramic matrix composite plain weave preform framework applied to an aero-engine, and relates to the technical field of engineering thermophysics. The ceramic matrix composite plain weave preform framework comprises a plurality of fiber cloths, a first fiber bundle and a second fiber bundle are woven with a plurality of third fiber bundles and a plurality of fourth fiber bundles, and the parameter adjusting method comprises adjusting the size of inter-bundle pores, adjusting the pore spacing of adjacent inter-bundle pores and adjusting the size of inter-layer pores along a first direction. The inter-bundle pores are formed by weaving the plurality of fiber cloths, the inter-layer pores are formed by stacking the plurality of fiber cloths, and the inter-bundle pores and the inter-layer pores are adjusted, so that the flow of cooling gas in the seepage channel is adjusted, the cooling gas can cover the surface of a hot end component to form a gas film, and then the influence of high-temperature gas flow on the ceramic matrix composite material is reduced, so that the temperature of the hot end component is reduced, and the high-temperature corrosion of high-temperature water-oxygen-gas on the hot end component is prevented.

The invention discloses a dynamic temperature and humidity management soft shell material and a preparation method thereof, and belongs to the technical field of functional fabrics. The soft shell material adopts a tatting structure, warps and wefts contain nylon and spandex, and graphene yarns are additionally added into the wefts. Convex points formed by graphene fluff clusters and grooves used for moisture removal are formed on the back surface of the fabric through fluff brushing, so that active heating, efficient moisture permeability and fabric stiffness and smoothness are integrated. The preparation method comprises the steps of weaving, fluff brushing and after-finishing, and the technical problems that a traditional soft shell material is poor in air permeability, and knitting fleece is soft and collapsed are effectively solved.

The invention discloses a set of monofilament lining cloth and multifilament filter cloth and a corresponding diaphragm filter press for sewage, and the key points of the innovative scheme are as follows: the monofilament lining cloth is polypropylene monofilament, the warp and the weft are monofilament with the thickness of 0.5 mm, the radial density and the weft density are 65 / 10cm, and a one-up and one-down plain weaving method is adopted; the multifilaments, the warp and the weft are 500 denier (145T / S) polypropylene multifilaments, the warp density is 256 pieces / 10cm, the weft density is 145 pieces / 10cm, and the cloth cover adopts a two-up two-down twill weave; the two filter cloths are used in a complete set, and relative to the surface of the filter plate, the lining cloth is arranged below the multifilament filter cloth; according to the membrane filter press for sewage, the filter speed of the filter press is increased, the service life of the filter cloth is prolonged, and the filter cloth is not adhered to a filter plate chord any more, so that cake removal and discharging are easy.

The utility model discloses wear-resistant cloth which comprises a base cloth area, square areas and inclined edge areas, two inclined edge areas form a group, the two inclined edge areas in each group are arranged in a V shape, one ends of the two inclined edge areas in each group are connected with the same square area, and the other ends of the two inclined edge areas in each group are respectively connected with the two square areas. The inclined edge area and the square area are both higher than the base cloth area, and an included angle is formed between the inclined edge area and the base cloth area. The base cloth area, the square area and the inclined edge areas are formed by interweaving the warp yarn and the weft yarn, and the two inclined edge areas are arranged in the V shape, so that floating lines of the inclined edge areas are kept long, meanwhile, the interweaving frequency of fibers is increased, stress is dispersed through the floating lines, and meanwhile the air permeability of the fabric is improved through interweaving gaps between the fibers; and the square area is formed by interweaving the plain weave, and the weave points are respectively added along the warp and weft directions on the basis of the plain weave, so that the square area keeps the wear resistance of the plain weave and the air permeability of the square area is improved at the same time.

This invention discloses a method and system for color detection of textile products based on light-emitting diodes (LEDs), belonging to the field of optical inspection. The method includes: establishing a texture feature library, selecting standard samples of plain weave, twill weave, satin weave, and knitted structures, extracting texture features, and using support vector machines for classification modeling; extracting texture features of the textile to be tested and identifying its fabric structure type; establishing an adaptive light source compensation model, using texture features as independent variables for each fabric type, and employing ridge regression algorithm to establish independent compensation models for red, green, and blue channels; matching and calculating compensation parameters, selecting to call preset compensation parameters or dynamically calculating the three-channel compensation coefficients through the compensation model based on a comparison of the Euclidean distance between the texture feature vector and the standard template with a preset threshold; performing RGB three-channel compensation correction, and outputting the final color detection result. This invention improves the accuracy and consistency of color detection for textile products.