135 results about "Jacquard loom" patented technology

The invention provides a jacquard acetic acid filament home textile fabric. Warp is semi-dull polyester filaments with the specification of 50D/72F, and warp density is 200 pieces per inch. Weft is 75 D acetic acid filaments, and weft density is 96.5 pieces per inch. The structure is a large jacquard fabric. The breadth of the finished product is 160 cm. A production method of the fabric includes the steps that firstly, weaving is conducted, wherein weaving is conducted through warping by means of a warping machine, sizing by means of a filament sizing machine, re-beaming by means of a combining machine, leasing by means of a leasing machine, drafting and weaving by means of a rapier jacquard loom; secondly, dyeing is conducted, wherein dyeing is conducted through unwinding, desizing, dyeing, dewatering, scotching and setting. The fabric is flat, fine, smooth in cloth surface, soft in hand feeling, light, thin, cool, easy to wash, quick to dry, high in color fastness, good in air permeability, gentle and elegant. Reagents of the fabric successfully meet the requirement for comfort and cool of home textile summer quilt fabric of people, and the fabric has high addition value and wide market prospects and is remarkable in economic and social benefit.

The invention relates to a method of jacquard loom, through choosing polyester multifilament with high strength and low expansion for industry and comeandgo for producing the material of thread of the jacquard loom shedding motion, and by using the advanced processing techniques like cabling, filling and then wax oil, making the tensile break strength of jacquard loom/ be increased 40-50N/one than the present one and the distortion value is decreased by 95-115%, meanwhile, its abrasive resistance is one time higher than the vinylon.

A shedding device in a jacquard loom, having a heddle with a retracting spring rigidly anchored in the loom or to the floor for urging the heddle to a lower shed forming position. To suppress the development of resonance in the spring, a core element is provided, which contacts the inside of the spring at points spaced apart from one another and forces the spring to take a course which deviates from the rectilinear. As a result, friction forces that contribute to damping the spring motion are created between the spring and the core element.

The present invention relates to a method for producing jacquard carpet with several pile-heights by adopting non-vector quantification pattern method. The technical scheme adopted by said invention includes the following steps: creating mathematical function relationship of carpet surface pile position and height and its non-vector quantification pattern pixel point correspondent position and gray level; utilizing carpet loom to make line-by-line or column-by-column scanning according to the pattern pixel arrangement created by using the above-mentioned mathematical function formula and weave the invented jacquard carpet. Said carpet loom includes guideway, crossbeam, machine frame, yarn bobbin, compound needle mechanism, inner needle variable-stroke reciprocating mechanism, outer needle reciprocating mechanism, revolving mechanism and antislip needle.

The integral heald wire for jacquard loom as yarn guide has members in two ends for connection with other parts and one mail eye in the middle part. One of the connecting member has small hole and the other has thread. Warp is threaded via the mail eye to form one opening with the elevated heald wire, so that the weft introduced into the opening perpendicularly to the warp can be interwoven with the warp. The section with mail eye of the heald wire is turned by one 0-55 deg angle to the other sections. The making process of the integral heald wire includes the steps of rolling, punching, polishing and injection molding. The integral heald wire has no rust, no contamination to the fabric, long service life and other advantages.

The invention discloses a winding device for a jacquard loom. The winding device comprises a working table. A dust removal mechanism and a winding mechanism are arranged on the two sides of the top end of the working table respectively. The dust removal mechanism comprises two separated side plates. Two horizontal connecting plates are arranged between the two side plates. Brushes are arranged onthe sides, close to each other, of the two connecting plates respectively. The winding mechanism comprises two separated supporting plates. The bottom ends of the supporting plates and the bottom endsof the side plates are all fixed to the working table. A driving motor is fixed to the side wall of one side of each supporting plate. By means of the winding device, cloth can be directly clamped through the mechanical transmission mode and prevented from falling, the movement range of a pressing plate is large, flexibility is high, smoothening or fluff removing can be conducted on the producedcloth before winding, it is avoided that the attractive appearance and use effect of the cloth are influenced by the too much disorder fluff on the surface of the cloth, the brushes can be conveniently installed and detached through clamping, and it is avoided that the normal use is influenced after the brushes are used for a long time.

A jacquard type loom for making a fabric by weaving plural warp yarns with plural weft yarns, the fabric including a determined number of columns of warp yarns per unit length and a determined number of layers of weft yarns. The loom includes a comber board including plural holes passing a corresponding number of control cords, each control cord including an heddle eye through which a warp yarn passes. The holes are distributed in a determined number of columns extending parallel to the warp yarn direction and a determined number of rows per column extending in a direction perpendicular to the warp yarn direction. The comber board includes a number of columns of holes per unit length smaller than the number of warp columns in the same unit length in the fabric, and a number of rows of holes greater than the number of warp layers in the fabric.

The present invention relates to an electronic shedding device of a jacquard machine. Said device comprises at least two groups of synchronous jointing tool mechanism performing a up and down reciprocating motion with each group comprising jointing tool beams set at both ends, a plurality of jointing tools connected between two jointing tool beams; a plurality of motors transforming input electric signals into angular displacement output and running synchronously to a weaving machine; a plurality of transmission mechanisms connected to output terminals of motors and used for transforming the angular displacement of motor output into linearity displacement, and connected to two jointing tool beam locating at the same side for driving two groups of jointing tool mechanisms to perform synchronous up and down reciprocating motion. Furthermore, the present invention is also capable of adopting a linear motor to drive the jointing tool mechanisms to perform up and down reciprocating motion, meaning that the present invention replaces a mechanical shedding device in a conventional jacquard machine with an electronic shedding device. Therefore, by removing a complicated cam connecting rod mechanism, said device having a simple mechanical structure is capable of running stably with reduced vibrations, which shedding height is capable of being not mechanically but electrically adjusted.

The invention discloses a piece of functional woven vamp cloth, which is woven by a double-pan-head jacquard loom according to weave composition. The double-pan-head jacquard loom comprises two warp beam yarn feeding wheels, a jacquard, and multiple weft yarn feeding mechanisms. The loom is characterized in that a warp yarn system comprises multiple first warp yarn units and multiple second weft yarn units; the two warp beam yarn feeding wheels are respectively used for conveying the multiple first warp yarn units and the multiple second weft yarn units; a weft yarn system comprises multiple weft yarn units; the multiple weft yarn feeding mechanisms are used for conveying the corresponding weft yarn units respectively; and the jacquard performs weaving of the wrap yarn system and the weft yarn system in an interwoven manner according to the weave composition. By employing the difference of yarn textures and diameters of the multiple first warp yarn units and the multiple second weft yarn units, the functional woven vamp cloth is produced by a single weaving process.

The invention relates to a production and processing method for fine-polyester high-warp-density bicolor large-jacquard-pattern home textile fabrics. The production and processing method comprises the following steps of: (1) preparing raw materials: the warp adopts FDY fine-polyester bright twisted filament of 50D/36F to 50D/144F, the weft adopts 14.6 tex cotton/modal 50/50 siro compact yarn; (2) beam-warping: performing beam-warping in batches, wherein the overall warp number is 35000 to 40000; (3) drafting; (4) adopting a rapier jacquard - 340 weaving machine for weaving, with the speed of 220-250rpm, the opening mode of jacquard head, the opening time of 315 degrees to 325 degrees, the of 65 degrees to 75 degrees, the time of 180 degrees, the preset tension of 340-350kg, thus ensuring the production efficiency of the weaving machine and the quality of the gray fabric when leaving the machine; (5) after treatment and printing and dyeing: performing after treatment to ensure the top quality rate of the products when leaving the machine, wherein the dying temperature in the printing and dyeing process needs to be strictly controlled to be not more than 130 DEG C, polyester and cotton can be dyed with different colors according to requirements, and the dyes which can dye the polyester but not the cotton or dye the cotton but not the polyester to perform overdying.

The invention discloses a servo control device and an operation and control method for a jacquard loom. According to the operation and control method for the jacquard loom, the operation state of a loom spindle is monitored in real time by utilizing a spindle angle sensor, a rotation weak current detection signal of the loom spindle is timely transferred to a controller, and the weak current detection signal is amplified and driven by utilizing the controller and is output to a serve motor so as to control the serve motor to drive a loom jacquard shaft to work so as to realize tracking operation of the loom jacquard shaft and the loop spindle. According to the servo control device, the conventional mechanical connection and driving manner is changed; the structure is simple, the efficiency is high, the mounting and the maintaining are convenient, and the reliability is high; the damage of cone teeth during a use process is avoided, the production and use costs are saved, and the safety of the production is guaranteed.

The invention discloses a harness cord anti-breakage mesh plate for a jacquard loom. The mesh plate comprises a mesh plate body. A plurality of harness cord holes are formed in the upper surface of the mesh plate body in a rectangular array. Installation grooves are formed in the two ends of the mesh plate body respectively and each internally provided with a fixed slider. A harness cord inlet isformed in one side of each harness cord hole. The end, opposite to the harness cord inlet, of the harness cord hole is provided with a harness cord outlet. The upper inner wall and the lower inner wall of each harness cord hole are each provided with a rubber soft cushion. The upper inner wall and the lower inner wall of each harness cord hole are fixedly provided with three upper pressing rollersand a lower pressing roller at equal intervals through supports in the horizontal direction respectively. By arranging the upper pressing rollers, clamping grooves, the lower pressing roller and limiting clamping blocks, the tension of harness cords can be ensured, and the rapid conveying of the harness cords is facilitated; by arranging the fixed sliders, slide rails, extension springs and clamping balls, the mesh plate is rapidly installed, the telescopic movement of the fixed sliders is facilitated, the space occupied by the mesh plate is reduced, and the conveying of the mesh plate body is facilitated.

A member for guiding harness cords of a weaving loom harness of Jacquard type which is provided with at least two plates with holes for passage of the cords and which plates are separated by a space adapted to be supplied with gas under pressure. The holes constitute orifices for exhaust of the gas with respect to the space. The guiding members makes it possible to cool the harness cords and to clean the holes through which the harness cords pass.

The invention discloses a weaving mechanism comprising shed forming devices (1) each comprising an upper movable carabiner (2, 3, 6, 7) movable by two lifting knives (10, 11) . Each device (1) comprises a set of pulleys (5, 9, 15, 16, 17) comprising pulleys (15, 16, 17) partly wound with a rope (23) whose One end is provided with elastic hooks (24) adapted to be fastened on the heddles. The pulley (17) wound with a rope (23) can be moved vertically by a linkage comprising a rope (25) wound on an additional pulley (19) relative to the Pulley (17) is fixed. One end of rope (25) is fixed on the frame, and the other end can be moved by lifting knife (31).

The electronic jacquard loom controller consists of a main control board based on monochip computer, an expanding interface and a USB electronic disk interface circuit mainly. The USB electronic disk interface circuit is used for reading the pattern data into the monochip computer so as to control the cock in the electronic jacquard loom by means of the monochip computer and the expanding interface. The present invention uses USB disk, rather than floppy disk, for pattern inputting, and thus has short input time and no limitation on weft number. The controller has USB port for communication with PC and makes it possible to realize on-line control of the jacquard loom. The present invention adopts Flash disk for pattern memory, and has less data loss and easy expansion.

The invention discloses a weaving method and a weaving device for multiple-weft high-density water spraying jacquards. The weaving device comprises a weaving machine body, a first warp beam, a second warp beam, a jacquard loom, a multiple-arm loom, a heald frame, a plurality of first harness wires, a plurality of second harness wires, a plurality of harness cords, a plurality of harness wire returning springs and at least one weft storing device. The jacquard loom and the multiple-arm loom are installed on the weaving machine body, the plurality of harness cords are arranged on the jacquard loom, the lower ends of the harness cords are connected with the first harness wires, the lower ends of the first harness wires are connected with the harness wire returning springs, and the lower endsof the harness wire returning springs are fixed on the weaving machine body. The first harness wire are provided with first mail eyes, the lower portion of the multiple-arm loom is connected with theheald frame, the second harness wires are arranged in the heald frame, and second mail eyes are arranged on the second harness wires. First warps and second warps are respectively wound on the first warp beam and the second warp beam, the first warps penetrate through the first mail eyes, second warps penetrate through the second mail eyes, the first warps and the second warps form a shed along with movement of the first harness wires and the second harness wires, and wefts on the weft storing device penetrate through the shed. The weaving method and the weaving device for the multiple-weft high-density water spraying jacquards improves definition of a weaving hole (the shed) and achieves good weaving of high-density jacquard fabrics.

A pillar wire is an easy consume article in operation of hook loom. In the past, people using general cotton wax wire, or simply dips and coats the cotton wax wire in the bleached bees wax to be used as the pillar wire, which has short service life. The invention provides a hook loom special pillar wire and producing method thereof. The novel pillar wire is formed by dipping the cotton wax wire or Vinylon harness in wax liquid, which is a liquid state wax of beeswax and white wax according to the mass ratio formula of 1:0.3-0.6 and heated to a molten state, the mass ratio formula of beeswax and white wax is preferably 1:0.35-0.55, more preferably 1:0.4-0.5, and 1:0.45 at best. The hook loom special pillar wire producing method includes steps of cutting, wax matching, heating, impregnation and even steaming. The invention has concise technique, convenient operations, uniform products waxiness, largely increased firm degree and prolonged service life; for users, the consumption can be reduced and the productivity effect of the hook loom can be greatly improved.

The invention provides a manufacturing method of a curtain fabric with anti-flaming and anti-ultraviolet combined functions. The manufacturing method of the curtain fabric with the anti-flaming and anti-ultraviolet combined functions comprises the following operation steps of 1, selection of fiber materials, wherein 83.30 dtex anti-flaming polyester filament yarn is selected as warp, 14.76 tex anti-flaming acrylic yarn is selected as weft A, and 14.76 tex honeycomb anti-ultraviolet polyester yarn is selected as weft B; 2, design of fabric specifications, wherein the warp density*weft density is 80/cm*40/cm, the picking ratio of the weft A to the weft B is 1:1 to 1:4, and a five-heddle satin weave is adopted as the weave specification; 3, design of a painted pattern, wherein a pattern file is subjected to color separation and selection, a main pattern needling method and an auxiliary pattern needling method of a jacquard weaving process, sample card introduction and other arrangement, and then a file capable of being read in the weaving process of an electronic jacquard loom finally is generated through design software; 4, weaving on a machine. The curtain fabric manufactured through the method has the functions of flame retardation, ultraviolet resistance and the like.

The invention relates to a blade (12) for moving hooks of a Jacquard mechanism for forming a shed on a Jacquard loom. This blade comprises at least one profile (14) made from a composite material, having a body made up of unidirectional fibers that extend in the longitudinal direction (X12) of the profile and are embedded in a resin.

The invention relates to a weaving process for a Zhuanghua woolen product and weaving equipment thereof. A method for weaving the Zhuanghua woolen product by a Dahualou jacquard loom comprises the following steps of picking up stripe pick patterns according to pattern sample information with an anti-weaving method; lifting and dragging a bundle heald; weaving a ground pick when a model frame is opened; when the bundle heald and an obstacle frame are subjected to hybrid opening, weaving a stripe pick; when only the bundle heald is opened, weaving a steel wire; forming a Zhuanghua woolen semi-finished product by the processes of battening, coiling and warp pacing; after the Zhuanghua woolen semi-finished product is taken out of the machine, pile warps coated on the steel wire are cut off to form the Zhuanghua woolen finished product. According to the weaving equipment disclosed by the invention, the pile warp pacing part of a common Dahualou loom is provided with a constant force independent warp pacing device; pile warps in the device are respectively coiled on a tension heavy punch and a pipe on which velvet lines are coiled; a friction heavy punch is hung on the fixed pipe on which velvet lines are coiled. According to the invention, the Zhuanghua woolen variety with the highest technical content in brushed fabric can be weaved, and meanwhile, the Zhuanghua woolen weaving technology and equipment failing to be handed down from past generations for more than a centenary can be copied.