608 results about "Textile technology" patented technology

The invention belongs to the technical field of textile, and relates to an efficient antibacterial fabric for preparing underwear and a dyeing and finishing method and application thereof.The provided antibacterial fabric is weft-knitted bird eye double-faced knitted fabric and is composed of polyester, cotton and modal fibers, the surface density is 180 g / m, surface yarn of the antibacterial fabric is hollow polyester fibers with special-shaped sections, and the surface yarn of the antibacterial fabric is hollow polyester fibers with special-shaped sections. The lining yarn is formed by weaving dacron and blended yarn according to the proportion of 2: 1. According to the method, dyeing and finishing of the antibacterial fabric, fabric weaving and ergonomic sewing are combined, the fabric which has efficient antibacterial performance, good moisture permeability and ultraviolet-proof performance and high color fastness is obtained, and the prepared antibacterial clothes are high in quick-drying performance, comfortable to wear and high in environmental adaptability.

The invention belongs to the technical field of textile, and discloses a reinforcement learning and physical modeling combined broken end dynamic capturing method and system. The method comprises the following steps: constructing a yarn microstructure evolution model; inputting real-time environment parameters of the textile workshop into the microstructure evolution model, and predicting to obtain real-time microstructure parameters of the yarn; performing nonlinear coupling feature extraction on the real-time environment parameters, and calculating an environment coupling feature vector; inputting the real-time microstructure parameters as material attributes into a yarn tension dynamical equation, and solving to obtain a predicted yarn macroscopic stress state; splicing the macroscopic stress state of the yarn and the environment coupling feature vector to form a state observation value; the reinforcement learning agent outputs a broken end risk probability value according to the state observation value; and when the broken end risk probability value exceeds a preset threshold value, generating and outputting a broken end early warning signal. According to the invention, early and accurate early warning of yarn breakage in a complex dynamic environment can be realized.

The invention relates to a flame-retardant high-temperature-resistant fiber woven fabric and a preparation process thereof, and belongs to the technical field of textiles. The preparation method comprises the following steps: grafting and crosslinking a self-made grafting monomer and polyvinyl chloride, and then weaving to obtain the modified polyvinyl chloride fiber fabric; a phosphate group in the monomer can promote surface carbonization to form a protective carbon layer, silicate generated by decomposition of a siloxy group at a high temperature is combined with the carbon layer to improve the strength and melt viscosity of the carbon layer, and the phosphate group and the siloxy group synergistically enhance the flame retardance and the molten drop resistance of the fabric; a cyclic phosphate group and a pyridine ring are connected to form a rigid structure with relatively high thermal stability, chain segment movement is limited, a plurality of siloxy groups in a monomer are crosslinked to form a crosslinked network, molecular chain segments are difficult to move, and the combination of the rigid group and the crosslinked network improves the high temperature resistance of the fabric and effectively improves the mechanical properties of the fabric; in addition, the positively charged quaternary ammonium salt structure in the monomer improves the antistatic performance of the fabric, and cooperates with trifluoromethyl to destroy the structural integrity of bacterial cells, so that the fabric achieves efficient bacteriostasis.

The invention belongs to the technical field of textile, and particularly relates to a preparation method of a high-density bamboo joint drawn yarn, which comprises the procedures of oiling, pre-interlacing, drawing and sizing and main interlacing. An oil nozzle is adopted for oiling, the pre-interlacing air pressure ranges from 0.38 MPa to 0.45 MPa, a used pre-interlacing device is a uniform-section vertical plate, airflow spray holes are horizontally formed in the pre-interlacing device, a certain cross section of the pre-interlacing device passes through the airflow spray holes, the cross section is an Archimedes spiral, the polar angle is larger than 360 degrees and smaller than 450 degrees, the airflow spray holes are located in the Archimedes spiral (the polar angle is 180 degrees), and the airflow spray holes are communicated with the airflow spray holes. The airflow spraying holes face the center of the Archimedes spiral; groove-shaped wire guide hooks composed of U-shaped wire guide hooks and limiting blocks are adopted at an inlet and an outlet of the pre-interlacer. According to the method, the fastness and density of network nodes can be effectively improved, then the bamboo joint density is improved, and the prepared high-density bamboo joint drawn yarn has excellent mechanical properties and can show a high-density gap bamboo joint effect when being applied to conventional cloth.

This invention provides an in-situ polymerized yarn and its preparation method, relating to the field of yarn textile technology. The preparation method of this in-situ polymerized yarn includes the following steps: S1. Mixing a polymer, solvent colorant, and complexing agent in a specific ratio to obtain a spinning solution; S2. Simultaneously performing electrospinning, carding, and embedding to obtain a colored nanofiber / cotton composite sliver; S3. Drawing and spinning the sliver to produce yarn. By using colored nanofibers composited with a cotton web, the finishing process is eliminated to reduce contamination. The selection of polydimethyldiallyl ammonium chloride as a complexing agent in the spinning solution increases the volume occupied by the cross-linked structure formed by the complexing agent and dye, enhancing the cohesion with the polymer and improving its color fastness.

The utility model discloses equipment for testing tensile strength of flocculus of a chemical fiber quilt, which relates to the technical field of textile and comprises a rack and a mounting frame, a testing component is horizontally and slidably mounted on the inner side of the mounting frame, and a driving component for driving the testing component to horizontally move back and forth is mounted on the mounting frame. The testing assembly comprises a mounting base, a friction wheel, a first limiting sliding sleeve, a second limiting sliding sleeve, a reciprocating lead screw and a testing pressure head. In the sliding process of the testing assembly, friction force between a friction wheel and a friction frame is utilized to enable the friction wheel to drive a reciprocating lead screw to rotate, so that a second limiting sliding sleeve drives a testing pressing head to reciprocate up and down under the limiting effect of a first limiting sliding sleeve, and in the downward moving process of the testing pressing head, flocculus of a chemical fiber quilt is locally pressed downwards; and along with the translation of the test assembly and the up-and-down reciprocating motion of the test pressure head, the tensile strength test can be performed on multiple positions of flocculus of the chemical fiber quilt, and the use is more convenient and faster.

The invention discloses a glass fiber movable and lifting type wet yarn outer layer yarn automatic peeling device and method, and belongs to the technical field of textile. The glass fiber movable and lifting type wet yarn outer layer yarn automatic peeling device and method comprise a bottom platform moving in a workshop and trundles installed at the lower end of the bottom platform; a top platform is arranged above the bottom platform in a lifting mode, and a jacking mechanism is arranged between the bottom platform and the top platform. An acrylic glass shell is fixedly installed on the upper end face of the top platform, a supporting seat is fixed in the acrylic glass shell, a power transmission mechanism is installed between the supporting seat and the acrylic glass shell, a rotating disc is connected to the power transmission mechanism, and a plurality of yarn winding supports for winding yarn are fixed to the end face of the rotating disc in the axis direction at equal angles. Manual single-roll outer yarn unwinding is replaced, and the problems that the speed is low, consumed time is long, carrying is conducted many times, the peeling length is uncertain, and yarn balls are prone to damage are solved.

The invention discloses a production method for improving the conductivity of a staple fiber blended conductive yarn, and belongs to the technical field of textiles. According to the short fiber blended conductive yarn produced through the ring spinning siro spinning technology, the conductive fibers are in a continuous bundle shape in the yarn body, the fibers are in tight contact, and the contact resistance is small. Compared with the same fiber component, proportion and yarn count, the short fiber blended conductive yarn produced by directly mixing the fibers has the advantage that the conductivity is improved by more than 30%. Meanwhile, under the condition that the same conductivity index requirement is met, the using amount of the conductive fibers can be reduced by about 30%, and the purpose of reducing the production cost is achieved. In addition, different proportions of yarn components and adjustment of conductivity can be achieved through quantitative combination of the conductive fiber roving and the non-conductive fiber roving; the equipment transformation cost is not additionally increased during spinning, and the quality and efficiency of conductive yarn products can be improved.

The invention belongs to the technical field of textile, and particularly relates to a preparation method of cloud hemp yarn for breathable fabric, tows sequentially pass through a first oiling device, a pre-interlacer, a first yarn guide roller, a first hot roller, a second hot roller, a third hot roller, a fourth hot roller, a second oiling device, a second yarn guide roller, a main interlacer, a third yarn guide roller and a winding device; the roughness of the circumferential surface of the first godet is uniform, and the value range is 1.3-1.5 microns; the peripheral surfaces of the first hot roller and the second hot roller are divided into two parts which are symmetrically distributed along the central axes of the first hot roller and the second hot roller respectively, the roughness of one part is 0.1-0.15 mu m, and the roughness of the other part is 1.3-1.5 mu m. According to the invention, the number of winding turns is not changed, and only the roughness of the first godet, the roughness of the first hot roller and the roughness of the second hot roller are changed, so that the irregular bamboo joint effect of the cloud hemp thread for the breathable fabric is effectively improved, and meanwhile, broken filaments and broken ends are reduced.

The invention discloses an automatic take-up tension control method of a template machine, and belongs to the technical field of textile. The invention aims to solve the problems of low tension control precision and poor adaptability caused by insufficient nonlinear interference compensation, lack of multi-working-condition collaborative analysis and high manual dependency in the prior art. According to the method, the cloth thickness is collected in real time through a thickness sensor, and a yarn consumption predicted value is output through a core model in combination with the stitch length; the AI module feeds back dynamic optimization model parameters based on the broken line record and the stitch tightness, and generates accurate line consumption; a servo motor is driven on the basis of the difference between the value and the standard quantity, and the rotation angle of the motor is converted into the angular displacement of the take-up-lever through a four-bar mechanism composed of a coupler, an eccentric shaft and the take-up-lever. By combining closed-loop feedback of a displacement sensor and spindle phase collaboration and integrating AI anomaly diagnosis, a self-optimization system driven by historical data is constructed, and tension stability and stitch quality under complex working conditions are continuously improved.

The application provides a moisture-absorbing and heat-generating wool blended knitting yarn and a preparation method thereof, and belongs to the field of textile technology. Bamboo pulp fibers, modified polypropylene fibers, cotton fibers and modified wool fibers are sequentially subjected to the processes of grabbing, mixing, opening, feeding, rolling, carding, drawing and roving in a mass ratio of 20 / 30 / 20 / 20 to obtain the moisture-absorbing and heat-generating wool blended knitting yarn. The moisture-absorbing and heat-generating wool blended knitting yarn prepared by the application has the advantages of low cost, simple preparation method, good durability, anti-static performance, moisture absorption, sweat discharge, quick drying, antibacterial property, heat generation, warmth retention, aging resistance and the like, and has a wide application prospect.

This invention discloses a method for preparing a fluorine-free superhydrophobic nano-silica cotton fabric, belonging to the field of superhydrophobic textile technology. The invention utilizes trichlorooctadecylsilane (OTS), γ-glycidyl etheroxypropyltrimethoxysilane (KH-560), and hexadecyltrimethoxysilane (HDTMS) to modify silica, obtaining a fluorine-free superhydrophobic coating. This coating, applied to the surface of the cotton fabric, results in a fabric with both low surface energy and a rough surface structure, exhibiting excellent superhydrophobic properties. Furthermore, it also imparts durability, self-cleaning, and stain-resistant capabilities to the hydrophobic coating.

The invention relates to the technical field of textile, and particularly discloses a stretch-resistant and tear-resistant knitted fabric production and manufacturing method which comprises the following steps: transmitting related data of a knitted fabric sample to a central control system and producing yarns; knitting the knitted fabric by adopting the produced yarns according to the obtained weaving and knitting data through a knitting system to form gray cloth; carrying out dyeing and shaping treatment on the knitted fabric fuel prepared by the dyeing equipment according to the pigment proportion data; the dyed knitted fabric is sampled and scanned by a scanning device, and it is ensured that color parameter data of the knitted fabric and the scanning device are consistent; the dyed knitted fabric is subjected to a tensile and tear-resistant experiment, so that the tensile and tear-resistant properties are ensured, the recarving of the knitted fabric sample is realized, and the tensile and tear-resistant properties are realized.

The invention relates to the technical field of textiles, and provides an antibacterial yarn and a preparation process thereof. The antibacterial yarn comprises cotton fibers and Juncao fibers, the cotton fibers are treated through an antibacterial finishing agent, and the antibacterial finishing agent is prepared from, by mass, 1-8 parts of a compound modified antibacterial agent containing piperazinyl and phenolic hydroxyl, 0.5-1.5 parts of an antistatic agent, 1-5 parts of a thickening agent and 100 parts of water. An antibacterial agent in the compound modified antibacterial agent containing piperazinyl and phenolic hydroxyl is nanoscale tourmaline coated micron-sized tetrapod-like zinc oxide. By means of the technical scheme, the problem that in the prior art, tetrapod-like zinc oxide is adopted as an antibacterial agent to conduct antibacterial after-treatment on fabric, and the prepared antibacterial yarn is poor in durability is solved.

The invention discloses a spiral reinforced composite structure artificial ligament with a bundle characteristic and a preparation method thereof, and belongs to the technical field of biomedical materials. The artificial ligament is of a composite structure, is composed of a plurality of units and has a bundle-shaped characteristic. When the artificial ligament is stretched in the axial direction, the negative Poisson's ratio effect is achieved in the direction perpendicular to the axial direction. The structure of each unit is a spiral reinforced knitted structure and is prepared and formed by adopting a textile technology. The artificial ligament is formed by weaving a medical-grade fiber material or a surface-modified fiber material with biocompatibility. The physical characteristics such as the size, the surface roughness, the surface mesh size, the tensile mechanical behavior and the rigidity of the artificial ligament can be regulated and controlled through the design of a textile weave structure and process parameters. The physical performance of the artificial ligament can be regulated and controlled by changing the preparation process, tissue growth is better promoted so as to be better combined with a marrow tract interface, and the nonlinear stretching mechanical behavior of a natural ligament under the stress working condition is simulated.

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 invention belongs to the technical field of textiles, and particularly relates to a lyocell yarn surface antigen fibrillation treatment method. Preparing a working solution from an anionic fibrillating auxiliary agent, sodium carbonate and water; after being unwound, the yarns pass through a reaction tank of the single-yarn continuous antifibrillation treatment device, the surfaces of the yarns react with the working solution, and the yarns are wound into loose cone yarns by a digital winding device after being extruded by an extrusion device and dried by a rotating cage in a rotating manner; fixing the color of the processed slack cone yarns by using a steamer; neutralizing, washing and drying the color-fixed cone yarn by using a cone yarn dyeing machine; the instantaneous surface adsorption of the working solution is realized by strictly controlling the time for the yarns to pass through the reaction tank within 0.1 second. According to the invention, the auxiliary agent only reacts at the outer layer fiber of the yarn to form a firm protective shell, and the core layer fiber is kept in an unreacted natural state, so that the flexibility characteristic of the lyocell fiber core is completely retained.

The present invention belongs to the field of textile technology, and in particular relates to a needle-punched rebound cotton and a processing technology thereof. The needle-punched rebound cotton comprises a first breathable and moisture-absorbing layer composed of CoolPlus fibers, a rebound layer composed of hollow fibers, and a second breathable and moisture-absorbing layer composed of CoolPlus fibers. The first breathable and moisture-absorbing layer, the rebound layer, and the second breathable and moisture-absorbing layer are stacked in sequence from top to bottom and are connected and fixed in pairs by an adhesive. The first breathable and moisture-absorbing layer and the second breathable and moisture-absorbing layer account for 60%-90% of the total mass of the rebound cotton, the rebound layer accounts for 10%-40% of the total mass of the rebound cotton, and the adhesive accounts for 10%-30% of the total mass of the rebound cotton. The adhesive is composed of 1%-10% by mass of polyacrylate and 90%-99% by mass of water. Compared with the prior art, the rebound cotton of the present invention has a sandwich network structure of outer layer breathable and moisture-absorbing fibers, middle layer hollow fibers, and outer layer breathable and moisture-absorbing fibers. The hollow fibers provide a three-dimensional support structure, which greatly improves the rebound elasticity.

The utility model relates to the technical field of textile, in particular to a weaving thread tightness adjusting device for a creel, which comprises a weaving frame, a plurality of fixing mechanisms are mounted on the weaving frame, a clamping plate is clamped on the fixing mechanisms, a guide mechanism is fixed on the clamping plate, a bobbin creel is rotatably mounted on the clamping plate, and the bobbin creel is fixed on the bobbin creel. An adjusting mechanism is arranged between the two guide mechanisms and comprises a tension spring and a mounting block, the mounting block and an inserting rod are fixedly connected to the clamping plate, a rotating block is rotationally connected to the inserting rod, a swing rod is fixedly connected to the rotating block, and the tension spring is fixedly mounted between the swing rod and the mounting block; a connecting rod is fixedly mounted at the end part of the swing rod, and a line pressing wheel is rotationally connected to the connecting rod; when the line pressing wheel senses the change of the tension of the weaving line, the swing rod can be driven to rotate, so that the tension spring is in an open or contracted state, and the tightness of the weaving line can be conveniently adjusted.

The utility model discloses an asphalt-based fiber yarn releasing device, which relates to the technical field of textile and comprises a frame, and a drum frame structure and a fiber guide hole are mounted on the frame. The axis of the cylinder frame structure is horizontally arranged in the left-right direction, and a yarn guide device and a reciprocating swing displacement device are fixed to the rack. The yarn guide device is arranged on one side behind the cylinder frame structure; comprising a base and a yarn guide rod installed on the base, and yarn penetrates into a fiber guide hole after being limited by the yarn guide rod; the yarn guide device or the bobbin frame structure is installed on the machine frame in a left-right sliding mode, the reciprocating swing displacement device drives the yarn guide device or the bobbin frame structure to move left and right, and the yarn guide device is always aligned with the yarn outlet position of the yarn bobbin. The reciprocating swing displacement device drives the bobbin frame structure or the yarn guide device to move left and right, the yarn guide device is always aligned with the yarn outlet position of the yarn bobbin, and therefore the phenomenon that the yarn outlet position of the yarn bobbin has a bending angle, the yarn sliding phenomenon is caused, and the risk of yarn breakage is caused is avoided.

The present application relates to sweater model simulation technical field, especially a kind of digital textile sweater's model simulation method and system.The method includes the following steps: obtaining the user all-around image of design to be designed, textile raw material multiscale parameter and textile technology log;The geometric shape parameter analysis of user all-around image of design to be designed is carried out, and three-dimensional geometric point cloud modeling is carried out, and user three-dimensional form model is constructed;Textile raw material multiscale parameter is analyzed, and depth parameter feature is mined, to obtain textile raw material multiscale state feature;Based on textile raw material multiscale state feature, external mechanical deformation response analysis and internal fiber elastic response analysis are carried out, to generate textile raw material external mechanical deformation response data and textile raw material internal fiber elastic response feature.The present application realizes personalized, intuitive user try-on simulation by sweater model simulation, improves textile sweater production efficiency.

The utility model discloses a tape yarn knitting mechanism, which belongs to the technical field of textile, and is characterized in that an existing tape yarn knitting device is improved, specifically, an automatic yarn twisting unit is additionally arranged in a knitting area, and meanwhile, an upper yarn guide unit and a lower yarn guide unit are respectively arranged on an upper yarn path and a lower yarn path of the knitting area. Whether the yarn breaking phenomenon occurs or not can be sensed in time through the additionally arranged upper yarn guide unit and the additionally arranged lower yarn guide unit, the yarn breaking end of an upper yarn path and the yarn breaking end of a lower yarn path can be automatically conveyed to the upper end of a needle shaft of a knitting area in a pneumatic mode through the automatic yarn twisting unit, and then broken threads are guided into a splicing groove of a yarn twister for splicing through manual assistance; namely, according to the scheme, the broken yarn ends of the upper yarn path and the lower tape yarn path can be automatically obtained in a pneumatic and tension sensing mode, the broken yarn is guided to the yarn twister to be twisted in a manual assistance mode, the broken ends do not need to be manually found, dependence on manpower is reduced, personal errors and potential safety hazards are reduced, and the production quality and efficiency of the yarn are improved.

The application belongs to the technical field of textiles, and particularly relates to a threading device. The threading device comprises: at least one suspension assembly corresponding to at least one winding line, the suspension assembly being located between two winding groups of the corresponding winding line; the suspension assembly comprises a main suspension beam and two support components, the main suspension beam being located between the two winding groups, the two support components corresponding to the two winding groups, the support component being located between the main suspension beam and the corresponding winding group, and the support component being connected to the main suspension beam; the support component comprises a work beam and at least one connecting beam, one end of the connecting beam being connected to the work beam at an angle, the other end of the connecting beam being connected to the main suspension beam at an angle, a first reversing beam being arranged at the connecting position of the connecting beam and the work beam, and a second reversing beam being arranged at the connecting position of the connecting beam and the main suspension beam; and at least one threading assembly is movably arranged in the suspension assembly. The threading device can realize threading operation, reduce labor intensity, and improve production efficiency.

The invention relates to the technical field of spinning, and discloses a spinning method of rotor spinning color spinning fabric, which comprises the following steps: step 1, cotton blending treatment, step 2, rotor spinning, step 3, knitting connection, step 4, post-treatment dissolution, and step 5, shaping and drying. Multi-hue dyed cotton and water-soluble vinylon are subjected to mixed spinning, tough composite yarn is formed through ultrahigh rotor rotating speed and high twist, a dense matrix is constructed through plain knitting, vinylon is finally dissolved in warm water at 45-55 DEG C in an oriented mode, a continuous regular hollow structure is generated in one step, in addition, color layer richness and porosity can be achieved, and the hollow structure can be formed in one step. The problem that a traditional color spun fabric is thick and heavy is solved, it needs to be explained that the spun fabric has the characteristics of light weight, high breathability and three-dimensional light transmission, complex equipment is not needed in the scheme, and the cost is reduced.

This utility model relates to the field of textile technology and discloses an adaptive tension control weaving machine, including a worktable. A support column is fixedly connected to the upper surface of the worktable, and a tension control component is provided on one side of the outer wall of the support column. The tension control component includes a slide rail one, which is fixedly connected to one side of the outer wall of the support column. A fixing plate two is fixedly connected to one side of the outer wall of the fixing plate two, and a spring is fixedly connected to one end of the spring. A fixing plate three is fixedly connected to one end of the spring, and a slider is fixedly connected to one side of the outer wall of the fixing plate three. The inner wall of the slider is slidably connected to one side of the outer wall of the slide rail one. In this utility model, adaptive adjustment of yarn tension is achieved. Combined with the elastic effect of the spring, the yarn position can be adjusted. The rotating plate swings according to the yarn tension under the action of the torsion spring, further enhancing the flexibility and adaptability of tension adjustment and avoiding problems such as yarn breakage or uneven weaving caused by uneven tension.

The invention discloses a textile warping wool-like yarn detection device and relates to the technical field of textile, the textile warping wool-like yarn detection device comprises a device base and further comprises an angle-adjustable detection mechanism, a dust collection mechanism and a feeding and discharging mechanism, the angle-adjustable detection mechanism comprises a portal frame, a lifting toothed bar, a guide frame and a detection head, and the portal frame is arranged in the middle of the top end of the device base; the lifting toothed bar is arranged in the portal frame, the guide frame is arranged at the top end of the device base and located in the portal frame, and the detection head is arranged on the guide frame. The lifting toothed bar is controlled to ascend and descend, the translation seat is limited according to needs, when the lifting toothed bar moves, the sliding rod is driven to move in the first guide groove, the detection angle of the detection head on the guide frame can be adjusted through the limiting rod, the detection head can always face the wool-like yarn, and by changing the angle between the connecting frame and the movable plate, the detection accuracy is improved. The inclination angle of the detection head and the wool-like yarn is adjusted according to detection requirements, and the detection effect is improved.

The application relates to the technical field of textiles, and discloses a manufacturing process of a cut-resistant fabric, which comprises the following steps: S1, raw material impurity removal; S2, softening modification; S3, yarn making; S4, yarn steaming; S5, yarn threading; S6, weaving; and S7, cleaning. The application further discloses a manufacturing device of the cut-resistant fabric, which comprises a guide wheel, a wax block device, a yarn feeding nozzle and a tongue-shaped needle arranged along the running direction of the cut-resistant yarn. The zinc oxide modified paraffin is used as a softening agent to modify the glass fiber, the surface of the glass fiber is changed from hydrophilicity to hydrophobicity under the premise of improving the flexibility of the glass fiber, the surface cleanliness of the metal wire is improved, the tensile strength of the glass fiber in a humid environment is improved, the surface adhesion of the metal wire is improved, the metal wire is conveniently dyed, and the bonding strength of the metal wire and the cut-resistant yarn is improved.

This application provides a warp beam clamping device and a sizing machine, relating to the field of textile technology. The warp beam clamping device includes a friction assembly and a centering assembly. The friction assembly includes a pair of friction elements and a driving element. The pair of friction elements are symmetrically arranged about the centering surface, and the driving element drives the pair of friction elements to move closer or further apart. The centering assembly includes a pair of rolling elements, arranged side-by-side and spaced apart. Each rolling element has a rotational surface and a rotation axis, and is capable of rotating about the rotation axis. The axis of the rotational surface and the rotation axis are collinear. The rotational surface of the pair of rolling elements abuts against and supports the outer peripheral surface of the warp beam friction disc. This application enables rapid adjustment of friction pressure and loading / unloading of the warp beam, thereby improving the convenience, stability, and intelligence of equipment operation.

The utility model relates to the technical field of textile, in particular to a superfine regenerated elastic ice skin knitted fabric, which is formed by double-sided weft knitting weaves, and is characterized in that the patterns of the high-elastic knitted fabric are circulated by eight paths from top to bottom, the weave structure of the first path sequentially comprises a dial floating thread weave, a needle cylinder looping weave, a needle cylinder looping weave, a needle cylinder looping weave and a needle cylinder looping weave; the stitch structure of the second path sequentially comprises a dial looping stitch, a needle cylinder tucking stitch, a needle cylinder floating thread stitch, a needle cylinder floating thread stitch and a needle cylinder floating thread stitch; the third path of weave structure comprises a dial floating thread weave, a needle cylinder looping weave, a needle cylinder looping weave, a needle cylinder looping weave and a needle cylinder looping weave in sequence; the performance in the aspects of elasticity, breathability, coolness and the like is further improved, and the requirements of modern people for high-quality life are met.

This invention discloses a temperature-sensitive weft-knitted air-layer down jacket fabric and its production method, belonging to the field of textile technology. The invention involves weaving a double-sided air-layer structure on a double-sided jacquard circular knitting machine. The surface woven with ordinary fibers is designated S1, and the surface woven with shape memory spandex / ordinary fiber core-spun yarn is designated S2. The connecting yarn between S1 and S2 is made of ordinary fibers. In one weaving cycle, S1 is always woven with ordinary fibers in a loop pattern, and S2 is always woven with shape memory spandex / ordinary fiber core-spun yarn in a loop pattern. After S1 and S2 have woven a certain number of rows, ordinary fibers are used to connect S1 and S2 in a loop pattern to form an intermediate connecting yarn. The connecting yarn forms a horizontal stripe appearance or a wavy appearance. Compared with fabrics without spandex and without shrinkage, the fabric prepared by this invention has a 5.61% higher warmth retention rate and a thickness reduction of approximately 4 mm.