1003results about "Warp knitting" patented technology

A textile fabric is provided, including: a main body, a film layer and a covering layer. The main body includes two surfaces opposite to each other, and each of the two surfaces has a surface texture being concave and convex. The film layer is coveringly disposed on one of the two surfaces and is concave and convex corresponding to the surface texture, and the covering layer is coveringly disposed on the other of the two surfaces. Therefore, the film layer has an appearance corresponding to the surface texture, and the textile fabric has good toughness, is waterproof and is not easily damaged, and the covering layer provides comfortable feeling of touching.

Aspects herein are directed to textile that includes a first layer formed from a first plurality of yarns or fibers. The first layer includes a first set of apertures, each aperture having a first opening size. The textile further includes a second layer formed from a second plurality of yarns or fibers. The second layer includes a second set of apertures. Each aperture in the second set of apertures is axially aligned with a corresponding aperture in the first set of apertures. Each aperture in the second set of apertures has a second opening size that is smaller than the first opening size of apertures in the first set of apertures. The first layer is relatively more hydrophilic than the second layer.

The utility model relates to the field of warp knitting machines, in particular to an automatic gear opening adjusting device which comprises a rack, a first swing shaft, a second swing shaft, a first knocking-over support, a second knocking-over support, a first knocking-over plate, a second knocking-over plate, a controller, a first servo motor, a second servo motor, a first eccentric adjusting mechanism and a second eccentric adjusting mechanism. The first knocking-over support and the second knocking-over support are directly controlled by the servo motor to independently swing, so that the opening of the knocking-over plates is adjusted, the two knocking-over plates can be synchronously adjusted, a certain knocking-over plate can also be singly adjusted, different scene requirements can be met, the adjusting mode is flexible, diversified and convenient, and the working efficiency is improved. And the displacement of the knocking-over bar can be accurately adjusted through electric control and adjustment of the servo motor.

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

The invention relates to the technical field of layered materials, and discloses an anti-pilling warm-keeping acrylic fabric and a preparation method thereof. The preparation method of the anti-pilling warm-keeping acrylic fabric comprises the following steps that acrylic fibers are pretreated through 1, 3-diamino-2-propyl alcohol, then silane modified phase change microcapsules are loaded, and modified acrylic fibers are obtained; blending the modified acrylic fibers and the cotton fibers into blended yarns, and knitting to obtain an inner-layer fabric and an outer-layer fabric; spinning and knitting the polyurethane heating and warm-keeping fibers to obtain a middle-layer fabric; fitting the inner-layer fabric, the middle-layer fabric and the outer-layer fabric to obtain a composite fabric; and dipping the composite fabric in the multifunctional finishing agent emulsion to obtain the anti-pilling warm-keeping acrylic fabric. The anti-pilling warm-keeping acrylic fabric disclosed by the invention has excellent washing resistance, anti-pilling performance, warm-keeping performance, moisture absorption performance and antistatic performance.

The invention discloses a jacquard vamp material based on bio-based degradable polylactic acid (PLA) and a preparation method thereof, and relates to the technical field of shoe materials. The jacquard vamp material is of a three-layer jacquard structure formed by integrally weaving PLA composite filaments through a jacquard warp knitting machine. The PLA composite filament is prepared from the following raw materials in parts by weight: 80-95 parts of polylactic acid (PLA) slices, 5-15 parts of poly (butylene adipate / terephthalate) (PBAT), 3-8 parts of a flexibilizer, 1-3 parts of a compatilizer, 0.5-2 parts of an anti-hydrolysis agent and 0.5-1.5 parts of a lubricant. According to the invention, the bio-based PLA is used as a main raw material and is matched with degradable auxiliaries such as PBAT, so that the whole vamp material can be completely biodegraded under a composting condition, the problem of environmental pollution of a traditional vamp is fundamentally solved, and meanwhile, through blending modification of PBAT and the flexibilizer, the flexibility and impact resistance of the PLA material are remarkably improved, and the vamp material has good application prospects. The requirements of the vamp material on softness, wear resistance and durability can be met.

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

The utility model relates to the technical field of yarn adjusting assemblies of knitting machines, in particular to a yarn adjusting assembly of a knitting machine. The yarn adjusting assembly of the knitting machine comprises an installation base, a shell, a yarn guide ring, a clamping mechanism used for fixing, an annular plate, a supporting base and a yarn combing ring, the shell is fixedly connected to the installation base, the yarn guide ring is fixedly connected to the shell, a through hole is formed in the installation base, the clamping mechanism is arranged on the installation base, and the yarn combing ring is arranged on the annular plate. A supporting seat is fixedly connected to the mounting seat, an annular plate is fixedly connected to the supporting seat, and a yarn combing ring is fixedly connected to the annular plate. Through the optimized yarn path design and the intelligent tension control system, it is ensured that the yarn keeps proper tension in the conveying process, the phenomenon that the yarn is broken or loosened due to uneven tension is effectively prevented, thread residues are prevented from drifting away through the design of the winding wheel, follow-up treatment is facilitated, and the operation efficiency is improved.

A piezoelectric jacquard device for a warp knitting machine comprises a novel base, a novel bimorph, a plug assembly, a shield assembly, a cable bundle assembly, a pouring sealant, a grounding screw, a novel guide needle assembly, a stainless steel front blocking tooth assembly, a rotating shaft, a rotating shaft cover plate, a cover plate fixing screw and a front blocking tooth fixing screw. Wherein the novel yarn guide needle assembly comprises a plastic clamping sleeve and a novel yarn guide needle, and the stainless steel front blocking tooth assembly comprises stainless steel upper blocking teeth and stainless steel lower blocking teeth. One end of the novel bimorph is limited and fixed in a rear blocking tooth of the novel base, and the other end of the novel bimorph is limited in a bimorph swing limiting groove in the novel yarn guide needle assembly to form flexible hinge connection; the novel yarn guide needle assembly is matched and positioned with the rotating shaft through a rotating shaft positioning hole in the novel yarn guide needle assembly; a novel yarn guide needle of the novel yarn guide needle assembly is limited up and down and left and right in a yarn guide needle limiting groove in the stainless steel front blocking tooth assembly.

The utility model relates to the technical field of warp knitting machines, in particular to a pattern bar steel wire transverse moving mechanism of a two-needle bar warp knitting machine, which comprises a guide bar spindle, a connecting piece, a swing arm component, an air cylinder component, a guide bar component and a servo component, the guide bar spindle is rotatably connected with a warp knitting machine frame, and the swing arm component is fixedly connected with the warp knitting machine frame. The output end of the swing arm assembly is in transmission connection with the guide bar main shaft, the swing arm assembly is used for providing power for rotation of the guide bar main shaft, the air cylinder assembly, the guide bar assembly and the servo assembly are sequentially arranged on the guide bar main shaft from left to right, and a connecting piece sequentially passes through the air cylinder assembly, the guide bar assembly and the servo assembly. The air cylinder assembly, the guide bar assembly and the servo assembly are all arranged on the guide bar main shaft, so that the air cylinder assembly and the servo assembly at the two ends synchronously swing in the process that a pattern comb steel wire transversely moves and swings, it is guaranteed that the pattern comb steel wire, a steel belt and a steel wire rope are always located on the same straight line in the working process, and the transverse moving precision of each time of transverse moving of the pattern comb steel wire is improved.

The invention relates to the field of functional fabrics, in particular to an antistatic warm-keeping rabbit wool silk fabric. Which comprises a body, the body comprises a surface layer and a bottom layer connected with the surface layer, and is characterized in that the surface layer comprises 40-50% of regenerated cellulose fibers, 8-15% of spandex, 2-5% of rabbit wool and the balance acrylic fibers; the fiber content of the bottom layer is as follows: 22-30% of regenerated cellulose fiber, 3-5% of silk, 8-15% of spandex and the balance of acrylic fiber. The bottom layer containing silk and the surface layer containing rabbit wool are formed, so that the fabric has better antistatic property, heat preservation property and pilling resistance.

The invention relates to the technical field of fabric production, in particular to a warp knitting machine double-drive tension control winding method and system.The method comprises the steps that woven fabric sequentially passes through a traction roller, a transition roller, a tension roller, a first friction roller and a second friction roller and is wound by a winding mechanism; the first friction roller and the second friction roller are driven respectively and are synchronized with the virtual main shaft through an electronic gear; the tension roller is used for detecting the tension on the fabric; calculating tension deviation according to the tension signal of the tension roller and preset target tension, and generating control output by adopting a PID (Proportion Integration Differentiation) control algorithm; and calculating a real-time adjusting quantity according to the control output, and superposing the real-time adjusting quantity to the synchronous rotating speeds of the first friction roller, the second friction roller and the virtual main shaft. The tension fluctuation can be effectively restrained, it is guaranteed that the fabric is stably stressed in the whole rolling process, and the compactness consistency and flatness of a cloth roll are improved. The winding rotating speed and tension parameters can be set and adjusted on line through programs, and mechanical gears do not need to be replaced.

The invention is suitable for the field of safety net production, and provides a safety net warp knitting machine which comprises a warp knitting machine body, a body integrated controller, a tension detection unit, a needle bed execution unit, a knit defect monitoring unit and an execution driving unit. The core is that an intelligent tension dynamic adjusting module, a mesh specification parameterization adaptation module and a multi-mode knit defect early warning and self-repairing module are arranged in the controller; according to the invention, the intelligent tension dynamic adjustment module corrects control parameters in real time through a self-adaptive PID algorithm, and tension fluctuation is controlled within + / -0.5 N; the mesh specification parameterization adaptation module and a needle bed are subjected to closed-loop positioning through a pre-stored parameter library, and the specification switching time is smaller than or equal to 5 minutes; according to the multi-mode knit fault early warning and self-repairing module, through image + laser sensor multi-source fusion, the knit fault detection rate reaches 100%, and the slight knit fault self-repairing success rate is larger than or equal to 90%. The three-level module cooperates with hardware, safety net weaving precision, production flexibility and intelligent level are remarkably improved, and the system is suitable for efficient batch production of safety nets of multiple specifications.

The invention provides an automobile skylight full-shading roller shutter composite fabric with a nine-functional-layer structure, and relates to the technical field of automobile textiles. The nine-functional-layer structure sequentially comprises a graphene far infrared emission yarn layer, a connection yarn layer, a rare earth far infrared absorption heating yarn layer, a first PUR connection point layer, a first aluminized heat reflection layer, a film layer, a second aluminized heat reflection layer, a second PUR connection point layer and an interior fabric layer from top to bottom. The woven fabric with the radiation cooling function and the composite fabric of the nine functional layers of the woven fabric have the capability of reversely emitting sunlight heat penetrating through skylight glass on the top of an automobile to the atmosphere outside the automobile and even the outer space through the skylight glass through absorption reflection and infrared radiation; and the aluminum-plated layer on the lower layer of the film can reduce the cold loss of a passenger compartment. The functions of cooling, heat insulation, cold insulation, shading, beautification and decoration of the nine-layer composite skylight roller shutter fabric for the vehicle are achieved through the effects of absorption, reflection and anti-radiation of infrared rays.

A sleeve for protecting an elongate member, including a bus-bar of a battery pack, and method of construction thereof are provided. The sleeve includes a knit wall having a circumferentially continuous outer surface extending along a longitudinal axis between opposite open ends. The knit wall is formed at least in part by multifilament flame-resistant yarn. The multifilament flame-resistant yarn is knit to form both the knit wall, and also first ribs extending lengthwise along the circumferentially continuous outer surface or second ribs extending annularly about said circumferentially continuous outer surface. An impervious, flame-resistant coating is bonded to an outer surface of the circumferentially continuous knit wall.

The invention discloses a seamless garment production method with a multi-layer jacquard effect, which comprises the following specific steps: S1, selecting fiber characteristics according to garment purposes, and selecting a spinning process according to the fiber characteristics; s2, designing a multi-layer jacquard pattern by using professional design software, and adjusting the proportion and position of the pattern in combination with a garment model; s3, selecting an electronic jacquard machine or a jacquard machine to weave the multiple layers of jacquard patterns; s4, the patterns are detected in real time in the weaving process, the types, sizes and directions of defects are judged after algorithm analysis, and classification marking is carried out; according to the method, in the weaving process, the tension parameter of the yarn is monitored in real time, the yarn tension is adjusted, the weaving efficiency is guaranteed, meanwhile, flaws in the pattern can be evaluated and classified, the flaws can be rapidly treated conveniently, and the pattern weaving precision is guaranteed.

The invention provides a porous conductive fiber, an intelligent fabric and a preparation method thereof, and belongs to the technical field of intelligent fabrics. The preparation method of the porous conductive fiber comprises the following steps: preparing a spinning solution from a conductive material, a thermoplastic elastomer and a template agent, and preparing the porous conductive fiber by combining a spinning method and a sacrifice template method; the conductive material is selected from at least one of a graphene material, an MXene material, a carbon nanotube material and a metal organic framework material; the template agent is selected from at least one of sodium chloride, cube sugar, starch, Janus particles, colloidal silica oxide, cellulose and polymethyl methacrylate. The porous conductive fibers and the hydrophobic elastic porous fibers are woven and integrated into the intelligent fabric. The porous conductive fiber prepared by the invention has relatively high strength, a wide stretching range and relatively high toughness; the intelligent fabric has good self-powered sensing performance, air permeability, washing resistance, cycle durability and one-way wet permeability, and can be worn by a human body and used for detecting human motion.

A fabric construction comprising a skin facing skin facing hydrophobic surface, a non-skin facing hydrophilic fabric, and a hybrid fabric comprising interlocked hydrophobic yarn and hydrophilic yarn, the hybrid fabric positioned between the skin facing hydrophobic surface and the hydrophilic fabric, is described. Articles of clothing comprising the fabric construction, methods of manufacturing, and methods of moisture management are also described.

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.

A composite fiber is provided in which two types of segments A and B are present in a fiber transverse section, where the segment B has a cross-sectional area smaller than a cross-sectional area of the segment A, and is formed of two types of polymers combined in a side-by-side type or an eccentric core-sheath type; and where a multifilament is composed of two types of filaments A and B, in which one or more of the filaments B are present between any two of the filaments A in the multifilament; and where a woven or knitted fabric is subjected to water repellent finish and includes a multifilament composed of two types of filaments A and B, in which one or more of the filaments B are present between any two of the filaments A in the multifilament.

The knitted fabric comprises a first surface layer and a second surface layer, the first surface layer is provided with a mesh structure, the mesh structure penetrates from the first surface layer to the second surface layer, and the second surface layer is provided with strip-shaped grooves. The knitted fabric disclosed by the invention not only has an excellent wearing cool effect, but also can quickly absorb sweat and perspire, is breathable and dry, and can be widely applied to clothes worn in occasions with more sweat, such as sportswear, yoga clothes, homewear and the like.

The present invention discloses a free-cut warp-knitted fabric and use thereof. The warp-knitted fabric is at least knitted using a yarn of a front guide bar and a yarn of a back guide bar, wherein the yarn of the front guide bar and / or the yarn of the back guide bar is a crimped fiber having a stretch elongation of 30% to 120% and a stretch recovery not less than 15%, and an underlap formed by the yarn of the front guide bar and an underlap formed by the yarn of the back guide bar have opposite directions in the same course. The warp-knitted fabric of the present invention has proper elongation and stretchability, and has good washing durability; and the fabric after cutting has raveled edges, is not easy to curl in the horizontal direction, has good wearing comfort, and can be widely used to fabricate various garments.

The utility model relates to the field of mesh cloth provides a high colour fastness jacking mesh cloth, solves the defect that the colour fastness of jacking mesh cloth of prior art is not high, including mesh cloth body, the mesh cloth body is by surface layer, connecting layer and bottom layer constitutes, the surface layer has jacquard weave, the surface layer is woven by wear -resisting fibre yarn and chinlon fibre yarn according to 2: 1 3: 1's number of strands, the connecting layer is the elastic fibre yarn with support performance, one end of connecting layer is connected with surface layer, the other end is connected with bottom layer, the bottom layer is woven by antibacterial microcapsule fibre yarn and moisture -absorbing and sweat -releasing fibre yarn according to 1: 1 1: 2's number of strands.

The invention belongs to the field of fiber materials, and provides a hollow acrylic fabric with thermal insulation performance and a preparation process thereof. The composite design of an acrylonitrile-based copolymer shell layer and an inner cavity silicon dioxide aerogel layer is adopted, a boric acid ester cross-linked network is formed through borax bath treatment to lock a three-dimensional crimp structure, and a hydrophobic modified silicon dioxide aerogel layer with the thickness of 50-200 nm is constructed in a fiber inner cavity; the mechanical-structural synergy that the single-fiber breaking strength is not lower than 3.5 cN / dtex under the condition that the hollowness degree is 30%-45% and the fiber dry-state crimp number is not smaller than 12 / 25 mm is achieved, the thermal resistance of the fabric reaches 0.065 m.K / W to 0.075 m.K / W, the air permeability is kept at 150 mm / s to 250 mm / s, and the fabric has the advantages of being good in air permeability, good in air permeability and the like. The contradiction between mechanical bearing and hollow structure design under the high-solid-content wet spinning fine denier condition, the contradiction between structural stability and fatigue durability of boric acid ester cross-linked three-dimensional curl after multiple times of water washing and the contradiction between low gram weight and high thermal resistance and the heat transfer mechanism of breathable comfort are solved, and the wide warm-keeping garment application value is achieved.

The invention provides a braided fabric and a knitting method thereof, a vamp and a footwear product, the braided fabric is formed by one-time knitting of a single-side warp knitting jacquard machine, the braided fabric comprises a first knitting layer 100 and a second knitting layer 200, the first knitting layer 100 and the second knitting layer 200 are integrally formed, and at least one of the first knitting layer 100 and the second knitting layer 200 forms a mesh structure. According to the scheme, the single-face warp knitting jacquard machine is adopted for one-time knitting forming, the expensive equipment cost and the complex debugging process of a traditional two-needle-bed warp knitting machine are abandoned, and the double-face structure effect originally capable of being only woven by the two-needle-bed equipment is achieved on the single-needle-bed equipment through the specific guide bar configuration and knitting mode; and the production equipment threshold and energy consumption are greatly reduced, and good economical efficiency and market competitiveness are achieved.

The application relates to the technical field of textiles, and provides a textile equipment control method, a jacquard warp knitting machine and a storage medium. The textile equipment control method comprises the following steps: in response to a yarn breakage signal, determining whether a current unit pattern is completed, the yarn breakage signal being used for indicating that yarn breakage occurs in the textile equipment; in the case that the current unit pattern is not completed, controlling the textile equipment to continue to weave the current unit pattern, and returning to the step of determining whether the current unit pattern is completed; and in the case that the current unit pattern is completed, controlling the textile equipment to stop. Through the above technical scheme, in the case that yarn breakage occurs in a certain station of the textile equipment, the textile equipment is first controlled to continue to complete the weaving of the current unit pattern, and then the textile equipment is controlled to stop, so that the stopping mark can be controlled outside the unit pattern, thereby avoiding the influence of yarn breakage stopping on the unit pattern of other stations outside the yarn breakage station, and further, the economic loss caused by yarn breakage stopping can be reduced.

The application relates to the technical field of polyamide materials, and discloses a polyamide composite fiber and a preparation method and application thereof.The polyamide composite fiber comprises a first component and a second component, the first component is a polyamide 56 fiber, and the second component is other polyamide fibers, the other polyamide fibers are selected from at least one of a polyamide 6 fiber, a polyamide 66 fiber, a polyamide 510 fiber, a polyamide 511 fiber, a polyamide 512 fiber, a polyamide 610 fiber, a polyamide 611 fiber and a polyamide 612 fiber.The polyamide composite fiber provided by the application has the characteristics of double-color or multi-color effect, low shrinkage effect, high elastic fluffy, better mechanical properties and evenness of strip.

To provide a double layer knitted element.SOLUTION: A double layer knitted element of the present invention is particularly for use in sporting goods. The double layer knitted element comprises a first layer including a first yarn, a second layer including a second yarn, and a third yarn at least partially disposed between the first layer and the second layer. The third yarn is fixed to at least one of the first and second layers with a plurality of tuck stitches. Between two consecutive tuck stitches of the third yarn, at least one missed stitch is present.SELECTED DRAWING: Figure 1

A device may receive, by a haptic interface module that is configured to interact with one or more haptic interface devices and an application that generates a computer-mediated environment comprising an avatar corresponding to a user wearing the one or more haptic interface devices, respective sensor data for each respective haptic interface device, wherein the respective sensor data for a respective haptic interface device indicates respective positioning of respective sensors of the respective wearable haptic interface. A device may process, by the haptic interface module, the respective sensor data to generate respective relative location data for each respective haptic interface device, wherein the relative location data is relative to a reference location defined with respect to the corresponding wearable haptic interface. A device may receive, by the haptic interface module, tracked location data from one or more motion tracking sensors, wherein the tracked location data indicates respective locations of the one or more haptic interface devices relative to a spatial environment of the user. A device may generate, by the haptic interface module, a series of motion capture frames based on the tracked location data and the respective relative location data for each respective haptic interface device, wherein each respective motion capture frame indicates a set of locations and orientations for each respective haptic interface device at a given time. A device may generate, by the haptic interface module, a series of kinematic frames based on the series of motion capture frames and one or more mediation processes that collectively convert, for each of the motion capture frames, the set of locations and orientations of the one or more respective haptic interface devices into a set of intended locations and intended orientations for configuring the avatar in the computer-mediated environment. A device may output the series of kinematic frames to the application, wherein the kinematic frames are provided to the application as user input.