352 results about "Textile technology" patented technology

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.

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 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 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 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.

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.

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.

The application discloses a two-component nylon elastic yarn and a manufacturing process thereof, and relates to the technical field of textiles.The two-component nylon elastic yarn comprises an elastic yarn body which is composed of a yarn core and an outer surface layer arc ring part; the yarn core is a nylon polymer fiber; the outer surface layer arc ring part is an outer nylon fiber; and the elastic yarn body is obtained by blowing ATY yarn according to a blowing ratio of 1:0.8-2.8 between the nylon polymer fiber and the outer nylon fiber.The elastic yarn body is obtained by condensation of modified hexanediamine as monomer one and modified heptanedioic acid as monomer two, so that the stability of the elastic yarn body is increased, the dyeing temperature of the elastic yarn body is increased due to the π bond effect, the dyeing uniformity and elasticity are effectively improved, and the effect of high-temperature setting is suitable.

The utility model discloses a wear-resistant polyester fiber yarn shaping auxiliary device, which relates to the technical field of textile, and comprises a heat shaping box and a heating box, and the heat shaping box is arranged at the upper end of the heating box; the device further comprises a plurality of wind-up rollers which are movably installed in the heat setting box, the wind-up rollers are evenly distributed in the heat setting box, spiral baffles are arranged on the surfaces of the wind-up rollers, the interiors of the spiral baffles communicate with the interiors of the wind-up rollers, and wind blown out by the hot air mechanism is guided into the wind-up rollers. The hot air is discharged out of the surfaces of the spiral baffle and the winding roller through the through holes, so that inner-layer polyester fiber threads wound on the surface of the winding roller can be in contact with the hot air, and the situation that the polyester fiber threads are wound outside the roller, the inner-layer threads cannot be in effective contact with the hot air, and then the threads are heated unevenly is prevented; and the spiral baffle can separate the winding roller, so that the lines are prevented from being stacked together.

The utility model discloses a base material conveying structure applied to a textile machine, which comprises a textile device, a base material storage rack is arranged on the rear side of the textile device, a swing rod assembly is arranged on the base material storage rack, a moving assembly capable of moving along the direction of the swing rod assembly is arranged on the swing rod assembly, and the base material storage rack is provided with a base material conveying mechanism. An adjusting assembly used for adjusting the position of the moving assembly is arranged on the swing rod assembly, an angle positioning structure used for fixing the angle of the swing rod assembly is arranged between the swing rod assembly and the base material storage frame, and two positioning roll shafts are arranged on the moving assembly at intervals. Through the innovative synergistic effect of the swing rod assembly and the moving assembly, accurate and flexible adjustment of the input direction of the base material is achieved, the stability after adjustment is ensured through a reliable positioning structure, and therefore the quality and efficiency of textile production are improved, and diversified textile process requirements are met.

The application belongs to the technical field of textiles, and particularly relates to a textile equipment for embedding metal wires and a working method thereof, which comprises a machine body, a winding roller arranged at the middle part of the machine body, a cutting assembly arranged above the machine body, wherein the cutting assembly comprises an upper cutter and a lower cutter which are slidably arranged above the winding roller, the upper surface of the upper cutter is provided with a protective piece which is used for isolating the cutting edge of the upper cutter from the silver-plated wire, one side of the cutting assembly is provided with a clamping assembly, the clamping assembly comprises two positioning clamps which are slidably arranged at one side of the upper cutter, and the two positioning clamps are used for clamping one end of the silver-plated wire which is cut off at the same time, and the problem of rebound of the silver-plated wire after suddenly losing the tension is solved by arranging the cutting assembly and the clamping assembly.

The invention discloses a method for recycling air bellow hair, and relates to the technical field of textile. Comprising the following steps: step 1, processing air bellow wool in a rolling cutting manner, step 2, classifying the processed wool fibers according to hues, and dyeing the wool fibers according to a brightness gradient by adopting the principles that the raw white is dyed with light color, the light color is dyed with medium-dark color, the medium-dark color is dyed with dark color, and the dark color does not need to be dyed; 3, the dyed wool fibers, the regenerated polyester fibers and the regenerated viscose fibers are mixed according to the mass proportion, flexible spinning is carried out, resultant yarn is obtained and used for spinning, the mass proportion of the wool fibers does not exceed 60%, and the content of the regenerated polyester fibers is higher than that of the regenerated viscose fibers by 8-15%; the air bellow wool treatment process is optimized, and wool fiber damage is reduced through the precise shearing technology; a low-temperature short-process dyeing technology and a stock solution coloring technology are combined, so that energy consumption and pollution are reduced; by fusing wool spinning and cotton spinning processes, high-quality yarns are produced, and the blending suitability is improved.

The application discloses a one-way moisture-conducting imitated shuttle-weaving warp-knitting lining fabric and a production process, and belongs to the field of textile technology. The application is characterized by the following: three guide bars and a lining device, namely GB1, GB2, GB3 and MS1, are arranged on a warp-knitting machine, GB1 forms a loop, GB2 and GB3 do not form a loop, and MS1 adopts full-width lining; GB1 and MS1 adopt hydrophobic yarn; GB2 and GB3 adopt hydrophilic yarn; GB1 is fully threaded and adopts two or more needle flat knitting, and forms a bottom layer by reverse lapping; MS1 is fully threaded, GB2 and GB3 are alternately threaded and unthreaded, the unthreaded portions are complementary, the lining structure change and the bottom layer form an "avoiding lapping effect", the hydrophilic and hydrophobic properties of the yarns on the front and back surfaces of the fabric are different, a wetting gradient is formed, and the one-way moisture-conducting effect is achieved. Test results show that the horizontal and vertical water washing size change rates of the one-way moisture-conducting imitated shuttle-weaving warp-knitting lining fabric are both less than or equal to 1%, and the one-way moisture-conducting index reaches level 3 or above.

The invention relates to the technical field of textile, in particular to an antistatic wear-resistant modified preparation method of a polyester fiber fabric, which comprises the following steps: preparing antistatic yarns, preparing warm-keeping yarns, weaving the fabric by using a weaving machine, and compounding to obtain a fabric gray fabric with a three-layer composite structure; and carrying out after-treatment on the gray fabric to obtain the final anti-static warm-keeping fabric. According to the manufacturing process of the anti-static warm-keeping fabric, a dynamic regulation and control system is introduced in the fiber mixing stage, the spinning stage and the compounding and after-finishing stage, performance related parameters of the actual fabric in each stage are monitored in real time, and spinning manufacturing process data in each stage are determined to be adjusted according to the performance related parameters of the actual fabric; the fluctuation of conductivity and heat retention property of the fabric is reduced or even eliminated, so that the consistency of the actual fabric performance is ensured, and the problems of unstable quality, insufficient reliability and the like of the fabric prepared by only depending on fixed process data in the prior art are solved.

The present application relates to the technical field of textiles, and provides a preparation method of a multi-directional elastic environment-friendly cloth, which solves the problem that existing elastic fabrics are difficult to simultaneously consider warmth, light weight, excellent multi-directional elasticity and environmental friendliness; the method comprises the following steps: S1, raw material preparation: including warp yarn, filling-in warp yarn and weft yarn; S2, on-machine weaving: on a loom, the warp yarn, the filling-in warp yarn and the weft yarn are interwoven to form a gray cloth with a three-dimensional net-like structure; the warp yarn is sequentially interwoven with weft yarns of different layers in a periodically changing oblique path to form a surface layer and a bottom layer of the fabric; the filling-in warp yarn is constrained in a straight line state between the surface layer and the bottom layer and does not interweave with the weft yarns; S3, post-finishing: the gray cloth obtained in step S2 is subjected to heat setting treatment to obtain a multi-directional elastic environment-friendly cloth; wherein the warp yarn is a composite porous elastic fiber; the weft yarn is a PTT filament; and the filling-in warp yarn is a para-aramid filament.

The invention relates to a tailorable anti-fungal multi-point penetrating press-fit sewing dressing and preparation and application thereof.The method comprises the following steps that a high polymer material solution and an anti-fungal medicine solution are mixed, liquid-phase matter is subjected to defoaming treatment, spinning is conducted, curing is conducted through a fixing solution, and the tailorable anti-fungal multi-point penetrating press-fit sewing dressing is obtained; performing rinsing, drying, opening, needling, freeze-drying and vacuum drying on the obtained condensate, and then compounding the condensate with a gelatin layer and a surface layer to obtain the tailorable antifungal multi-point penetrating press-fit sewing dressing. Compared with the prior art, the preparation method has the advantages that an antifungal drug is introduced and compounded with a high polymer material, the compound is prepared into the drug-containing fiber, and then the drug-containing fiber layer and other material layers are prepared into a final product through a modern textile technology. The product can realize long-acting sterilization and bacteriostasis, and solves the problems of difficult administration, poor curative effect, repeated disease course, patient compliance and the like of body surface fungal infection at present.

The invention discloses a preparation method of a lyocell fiber blended flannelette blanket pad, and particularly relates to the technical field of textile technology, the lyocell fiber blended flannelette blanket pad is prepared by mixing lyocell fibers, wool fibers and anti-pilling acrylic fibers; the temperature, the blending ratio and the dyeing and drying time in the production process are effectively controlled, and in the dyeing process, if local dyeing is uneven, a leveling agent can promote dye to be transferred from a high-concentration area to a low-concentration area, namely, the migration effect is achieved; the dye is redistributed on the fiber by changing the adsorption and desorption balance of the dye on the surface and in the fiber through the leveling agent; therefore, the uniform color of the produced product is effectively ensured; some components in the anti-ultraviolet finishing agent can absorb ultraviolet rays and convert the energy of the ultraviolet rays into heat energy or low-energy radiation in other forms, so that the damage of the ultraviolet rays to fibers and blankets is reduced; and the fabric has relatively strong wrinkle resistance and is not easy to fade.

The application discloses a kind of light flat polyester filament tensile false twist texturing and elastic equipment and process, including back plate, front plate is fixedly installed in the front side of back plate, the bottom surface of back plate front side is fixedly installed with bottom plate, the front side of back plate is provided with false twist texturing mechanism for light flat polyester filament false twist texturing and elastic processing, false twist texturing mechanism includes: false twist subassembly, the application relates to textile technical field.The light flat polyester filament tensile false twist texturing and elastic equipment and process, the soft hair brush and inner cylinder are set to facilitate the cleaning of false twist subassembly, when needing cleaning, drive motor is started to drive driving gear to make driven gear ring rotate, then driven gear ring will drive fixed cylinder to pass through soft hair brush and brush disc to clean false twist roller outside fiber debris, simultaneously, the gas filled in soft hair brush can enter inner cylinder from air vent and air vent groove and be sprayed to improve the efficiency of cleaning debris dust, convenient and fast, improve overall work efficiency.

This invention relates to the field of flax sliver textile technology, and particularly to a method and system for dynamic identification of flax sliver uniformity in flax spinning machines based on drive current. The method includes: acquiring the speed adjustment amount of the drive motor; acquiring the speed adjustment amount of the drive motor by collecting the current value of the drive motor; calculating the difference between the current value of the drive motor and a set current value, and then dividing by a first correction coefficient; or acquiring the speed adjustment amount of the drive motor by collecting the flax sliver output profile value after the traction roller; calculating the difference between the flax sliver output profile value and a set profile value, and then dividing by a second correction coefficient; and adjusting the speed of the drive motor using the speed adjustment amount. This invention solves the problems of existing methods requiring additional weighing sensors, resulting in high modification costs and weighing accuracy issues.

The invention discloses a battery fiber of an ultraviolet curing electrolyte as well as a preparation method and application of the battery fiber. The battery fiber comprises an electrode fiber core, a gel electrolyte layer and a polymer encapsulation layer from inside to outside. The electrode fiber core is formed by twisting and compounding a positive electrode fiber and a negative electrode fiber; the gel electrolyte layer is formed by curing a precursor containing a photocuring monomer, a photoinitiator, a linear polymer and a lithium salt through ultraviolet irradiation. According to the preparation method, a stable gel electrolyte layer is rapidly constructed on the surface of the fiber at normal temperature through an ultraviolet curing technology, so that the potential safety hazard that a traditional liquid electrolyte is easy to leak is solved, an electrode-electrolyte interface is also remarkably optimized, and the interface impedance is reduced. The obtained battery fiber has excellent flexibility, high safety and good electrochemical performance, the slender one-dimensional form of the battery fiber can be directly woven into an intelligent fabric through a textile technology, and an ideal flexible embedded power supply solution is provided for wearable electronic equipment.

The invention relates to the technical field of textile, and discloses a textile dye passing steam box efficient color fixing device which comprises a feeding mechanism, a pretreatment mechanism used for textile fabric primary treatment is arranged on one side of the feeding mechanism, and a fine dyeing mechanism used for textile fabric dyeing is arranged on the side, away from the feeding mechanism, of the pretreatment mechanism. A color fixing mechanism for fixing the color of the textile fabric is arranged above the fine dyeing mechanism. In the invention, through the collaborative design of segmented steaming and drying connection, the first steaming box performs first high-temperature steaming on the preliminarily dyed textile fabric, so that the preliminary combination of the dye and the fiber is quickly realized, the dye is prevented from being only attached to the surface of the fiber, and after the excessive dye liquor on the surface is removed by the first drying cylinder group, the dyeing quality is improved. The covalent bond combination of the dye and the fiber is further enhanced through secondary high-temperature steaming in the second steaming box, compared with a traditional single-time steaming process, the dyeing efficiency is effectively improved, the total color fixing time is effectively shortened, and the continuous production rhythm is adapted.

The utility model discloses a kind of moisture-absorbing and releasing antibacterial deodorization anti-mite multifunctional flocculus, it is related to textile technology field, including flocculus body, flocculus body includes moisture-absorbing and deodorization layer, moisture-absorbing and antibacterial layer and moisture-absorbing and anti-mite layer sequentially arranged along its thickness direction;Moisture-absorbing and deodorization layer is composed of moisture-absorbing and deodorization modified cellulose fiber, moisture-absorbing and antibacterial layer is composed of moisture-absorbing and antibacterial modified cellulose fiber, moisture-absorbing and anti-mite layer is composed of moisture-absorbing and anti-mite modified cellulose fiber;Moisture-absorbing and deodorization layer, moisture-absorbing and antibacterial layer and moisture-absorbing and anti-mite layer are integrated by nonwoven process, with moisture-absorbing and releasing function, with deodorization, antibacterial, anti-mite and other multiple effects simultaneously, greatly satisfy people's daily life needs.

The invention belongs to the technical field of textiles, and discloses a high-elasticity polyester fabric and a preparation method thereof. The fabric is formed by 100% modified PET, and a molecular chain of the fabric adopts a three-arm star-linear topological structure which takes trimethylolpropane as a core and contains a PET rigid block and a PTMG flexible block; the preparation method comprises the steps of prepolymer synthesis, melt polycondensation, solid-phase tackifying, melt spinning, false twist deformation and heat setting, and precise construction of a microstructure is achieved by regulating and controlling the density of a catalyst system and topological nodes. Through the innovative design of a molecular topological structure, a pure polyester fabric system with high elasticity, high weather resistance, high strength and complete recoverability is successfully constructed, so that the problems of environmental stability and recovery of the existing spandex-based elastic fabric are solved; and a brand new technical path is provided for sustainable development of high-performance synthetic fibers.

The application belongs to the technical field of textiles, and particularly relates to an antibacterial polylactic acid natural black dye color master batch, a preparation method and application thereof. The color master batch is composed of the following raw materials in percentage by weight: 70-80% of polylactic acid (PLA) resin, 2-3% of dispersing agent, 0.1-0.5% of antioxidant, 5-15% of silver-loaded antibacterial agent, and 10% of black dye. The black dye is extracted from waste animal hair and obtained by boric acid hybridization treatment. Each component is weighed according to the percentage by weight, and the weighed components are uniformly mixed to obtain a mixture. The obtained mixture is sent into a double-screw extruder for extrusion, and the functional degradable color master batch is obtained after melting extrusion, cooling and granulation. The color master batch has excellent degradation performance, low processing cost, green environmental protection, and the obtained fiber product has excellent antibacterial performance and mechanical performance, and has a wide application prospect.