28results about "Pattern making devices" patented technology

The intelligent cashmere jacquard weaving method comprises the following steps: step 1, selecting, matching and pretreating raw materials; step 2, setting a blending ratio; step 3, spinning by adopting a spinning machine: controlling spinning parameters during spinning, collecting data in a spinning process in real time and monitoring the quality of each yarn; 4, intelligent double-faced jacquard weaving; 5, binding weave treatment: forming a dotted structure at binding points by adopting the same-color weft yarns, and enabling the density of the binding points to be reached through algorithm optimization; 6, after-finishing the cashmere fabric, wherein the after-finishing comprises fulling optimization and microwave shaping; and 7, detecting the quality of the cashmere fabric: detecting the quality of the cashmere fabric by adopting machine vision detection and physical property test. The technical problems of limited material performance, insufficient spinning precision, complex jacquard process and low after-finishing efficiency in traditional cashmere scarf production are solved.

An overall process is disclosed that provides the necessary information for the circular loom (10) to produce apparel on demand. First, for an individual, body data or measurements (530) are generated using a camera or other image capture device or estimated based on user-inputted body parameters (550). Measurements are extracted from the body data and then processed using linear regression and other parameter extraction techniques. The extracted measurements are then processed. The resulting panel shapes (570) are used to automatically produce apparel as a woven output (690) using the loom (10).

METHOD FOR DETERMINING A WEAVE MAP One aspect of the invention relates to a method for determining a weave map of an area of ​​a part to be manufactured in a woven composite material, comprising: receiving a representation of said area of ​​the part; receiving predefined values ​​of parameters relating to manufacturing constraints of the area of ​​the part; determining, from the representation and a first subset of values ​​among the predefined values ​​received, a weave grid of the area of ​​the part, the weave grid comprising a plurality of cells; and successively determining, for each cell of the weave grid, a respective weave composition compatible with a second subset of values ​​among the predefined values ​​received. Figure to be published with the abstract: Figure 2

The application discloses a design and manufacturing method of double-sided full-foreign jacquard fabric, comprising the following steps: S1. selecting a loom to be installed, determining the pattern repeat size and the apparent warp and weft density; S2. designing the front and back patterns, the front and back pattern sizes being the same; S3. designing the front and back colors; S4. designing the pattern paper size according to the apparent warp and weft density, respectively completing the front and back pattern design, and completing the front and back warp and weft arrangement, warp and weft combination and structure design according to the apparent warp and weft density; S5. horizontally mirroring the back pattern, and then 1:1 interpenetrating and dislocating the back pattern with the front pattern, the front pattern being on the odd-numbered warp yarns, and the back pattern being on the even-numbered warp yarns; S6. selecting a core-filling weft, and re-designing the total warp and weft arrangement according to the front and back warp and weft arrangement and the core-filling weft; S7. designing the structure, and respectively connecting the surface warp and the back warp with the core-filling weft to connect the fabric into an integrated whole; and S8. generating a pattern plate, and performing heat setting after weaving.

To provide a weaving pattern data generating program and a method for generating weaving pattern data that maintain design properties of letters higher than ever before.SOLUTION: A weaving pattern data generating program comprises loading original picture data into a computer, extracting letter data from the original picture data, dividing the original picture data into a plurality of pieces of cell data, generating mosaic letter data based on the letter data and the cell data. Creating the mosaic letter data comprises shifting a relational position between the positron of the letter data and the position of the cell data. The adjustment of the relational position between letter data and cell data for obtaining suitable mosaic letters in weaving pattern designs maintains letter design properties higher than ever before.SELECTED DRAWING: Figure 1

This application discloses a loom control method, a loom control cabinet, and a loom, belonging to the field of loom control technology. The method includes: acquiring user-defined information; obtaining process control information corresponding to the user-defined information based on a process control library; driving the movement of each heald frame according to the shedding control information; detecting the motion state information of the shedding mechanism in real time; using an adaptive learning model to obtain process adjustment information based on the motion state information; and adjusting the motion state of each heald frame according to the shedding adjustment information. This application solves the problems of inconvenience and reduced production efficiency when changing fabric patterns or types in a loom, achieving the effect of process control of the shedding mechanism and real-time adjustment of the motion state of each heald frame for different fabric patterns or types.

The invention provides a jacquard fabric with a sunshine sense and a design and weaving method thereof, the jacquard fabric is formed by combining two parts of surface layer yarns and backing yarns, a structure of combining double warps and double wefts is adopted, the double wefts are covered on one side, and complementary colors are adopted between the warps and the wefts of the surface layer and between the wefts of the surface layer and the wefts of the backing. The weaving method comprises the steps of determining the style of a product, selecting a loom for mounting, determining the size of a pattern back and the apparent warp and weft density and the like. According to the jacquard fabric, the yarns on the surface layer adopt the structure of combining the double warps with the double wefts, the double wefts adopt the technical means of single-side covering and the like, so that the colors of the upper layer and the lower layer of the jacquard fabric can generate a visual comprehensive effect along with the change of the observation angle of an observer, and the visual sunshine sense is favorably formed. Complementary colors are adopted between the warp yarns and the weft yarns of the surface layer and between the weft yarns of the surface layer and the weft yarns of the backing, so that the colored light of the jacquard fabric can be enhanced, and the jacquard fabric is more gorgeous and colorful.

To provide an image generation method capable of easily removing a trouble which may be inherent in a fabric pattern image, a program, and an image generation device.SOLUTION: There is provided an image processing method including an output pattern image generation step. The output pattern image generation step generates an output pattern image from a fabric pattern image by correcting the fabric pattern image using a loss function. Each pixel value of the fabric pattern image is binarized to a first or a second pixel value so that a hierarchical relationship between warp and weft is identified. A value of the loss function is calculated per pixel. In correction processing, a pixel in which the value of the loss function decreases before and after correction serves as a pixel to be corrected. A pixel value of the pixel to be corrected is reversed from one of the first and second pixel values to the other pixel value.SELECTED DRAWING: Figure 1

The present application provides a method for realizing jacquard processing of complex patterns through grouping and standardization, which belongs to the technical field of woven fabrics. According to the warp and weft density distribution of the fabric, the size of the organization group unit is determined; the organization is designed and grouped according to the interweaving rules of the warp group and the weft group and used as a universal organization. The weaving CAD is used as an operating tool, and the number of warp groups, weft group and other parameters are entered in the design setting page. Based on this, it is used as a filter to color the weft and warp respectively to complete the grouping; the number of rows of the organization is the same as the number of weft groups, and the number of columns of the organization is the same as the number of warp groups. A one-dimensional needle organization table is generated according to the filter mapping, and it can be woven on the machine. The above scheme realizes the grouping processing of complex patterns and simplifies operation and modification.

The invention discloses semi-automatic knitting equipment and an operation method thereof, and aims to solve the problems that a traditional knitting process depends on personal experience, so that the consistency of knitted products is poor, the production efficiency is extremely low, and the labor cost is high. The equipment comprises a frame module, a trigger module and a plurality of execution modules, the frame module comprises a longitudinal line guide plate, a transmission assembly, a first pre-pressing plate assembly and a second pre-pressing plate assembly, a plurality of groove positions are formed in the longitudinal line guide plate, the sections of the groove positions are obliquely arranged, and the groove positions are used for containing longitudinal lines. By arranging the frame module, the triggering module and the execution modules, the functions of fixing, positioning, shifting and weaving triggering of the longitudinal lines are completed together, the flexibility of manual operation is reserved, repeated and regular work of the longitudinal lines is completed through the automation technology, and the working efficiency is improved. The problems of low production efficiency, poor product consistency and high labor cost of a traditional weaving process are effectively solved.

The present application relates to the technical field of textile design, and particularly relates to a design method of a picture-like landscape jacquard scratch mottled texture fabric, which comprises the following steps: S1, selecting a picture-like landscape picture with scratch mottled texture, marking the spot positions of the scratch mottled texture on the picture, and calculating the scratch length pixel number; S2, designing the segment color yarn to be the display mode of the scratch mottled texture, and calculating the color length and color distance of the segment color yarn according to the spot position marking number and the scratch length pixel number; S3, in the computerized textile software, carrying out process design on the pattern according to the mode that the segment color yarn is used as the weft yarn display, combining the full-color display organization library, and converting the pattern plate file after the process design into a JC5 file readable by the loom. The present application combines the picture-like landscape picture with the segment color yarn, and further calculates the color length, color distance of the segment color yarn and the picture-like landscape fabric pixel points, so as to prepare the scratch mottled texture fabric, produce the fabric with the exquisite flaw style, and the surface texture effect is prominent.

The application relates to a jacquard opening transmission system of a loom and a design method thereof, and belongs to the technical field of jacquard opening of looms. The transmission system comprises a main shaft, a crank rocker mechanism, a parallel four-bar linkage mechanism and two groups of parallel multi-link mechanisms. The multi-link mechanism comprises a rocker slider mechanism. The crank rocker mechanism drives the multi-link mechanism to move, so that vertical reciprocating motion and rotary motion of a lifting knife frame are realized to form an opening. The main shaft can be driven by a servo motor to realize variable speed input. The design method combines rigid body guidance and quick return characteristics. Design equations, transmission function models and evaluation models of the rocker slider mechanism and the crank rocker mechanism are constructed, and the size of the mechanism is optimized. The application has the advantages of low gravity center, simple motion range adjustment, high transmission efficiency, smooth motion and the like, is suitable for looms with different widths, and can improve weaving quality.

Provided is a weaving method for a double-warp and quadruple-weft jacquard fabric with double-weft color gradient expression. A combination of warps composed of a first warp J1 and a second warp J2 and a combination of wefts composed of a first weft W1, a second weft W2, a third weft W3, and a fourth weft W4 are used as implementation objects. Any two groups of wefts gradually develop colors on a fabric surface, and the other two groups of wefts do not develop color in the back of a fabric. Based on principle of double-layer weave configuration, warp and weft threads are used to establish structure models with double-weft color gradient expression, design a face coloring weave, design a back weave, design a relationship between a face layer and a back layer of fabric, design a compound weave process, design a digital pattern, and design a compound structure diagram.

Conventionally, validating a configured jacquard card is manual, difficult and time-consuming process. Automated techniques require complex and costly hardware setup. Embodiments of present disclosure provide a method and system to verify and reconfigure design values of reconfigurable jacquard cards. It obtains a design from user and generates reference images of patterns required to weave the design. The user then configures the jacquard card based on the reference images and scans them after configuration. Patterns in the scanned images are validated against the reference images by identifying position of first top left hole and iteratively verifying the remaining holes by traversing one hole at a time and comparing its pixel value with that of the reference image. If the user has to create a new design using the same set of configured jacquard cards, order of the cards to be used for reconfiguring the new design with minimal cost is suggested.

The present invention belongs to the technical field of textiles, and in particular, relates to a corduroy anti-hair lodging process design method and corduroy fabric, the design method comprising: establishing a corduroy process library, assigning a corresponding stripe density range to each corduroy production process in the process library; determining the stripe density of the corduroy to be produced, and comparing it with the stripe density range corresponding to each production process in the corduroy process library, and preliminarily determining a matching alternative production process; judging the number of alternative production processes, sorting the minimum lengths of corduroy hair that can be obtained by each alternative production process, selecting at least one minimum length with a smaller value, and selecting an alternative production process corresponding to the minimum length. The present invention can obtain a corduroy fabric with the shortest hair if the process allows, and the hair includes different situations such as hair obtained by brushing after cutting and hair obtained by pulling with a needle, etc. By shortening the hair length, the hair lodging situation can be effectively solved.

Conventionally, validating a configured jacquard card is manual, difficult and time-consuming process. Automated techniques require complex and costly hardware setup. Embodiments of present disclosure provide a method and system to verify and reconfigure design values of reconfigurable jacquard cards. It obtains a design from user and generates reference images of patterns required to weave the design. The user then configures the jacquard card based on the reference images and scans them after configuration. Patterns in the scanned images are validated against the reference images by identifying position of first top left hole and iteratively verifying the remaining holes by traversing one hole at a time and comparing its pixel value with that of the reference image. If the user has to create a new design using the same set of configured jacquard cards, order of the cards to be used for reconfiguring the new design with minimal cost is suggested.

The invention relates to the technical field of textile, and discloses a Taidi velvet jacquard structure design and forming system, which comprises a unified data interaction module for receiving jacquard pattern data output by design software and virtual weaving data output by simulation software, analyzing the data into unified structured data comprising geometric parameters, material parameters and process parameters, and sending the unified structured data to a control module; design end target data is preset in the unified structured data, and the design production parameter adaptation module is used for receiving design end parameters output by the unified data interaction module. The unified data interaction module is in butt joint with different formats of data in jacquard pattern design and virtual weaving simulation links, so that the problem of information loss or dislocation during traditional manual data conversion is avoided; and meanwhile, abnormal conditions in jacquard pattern data can be automatically identified, abnormal positions are clearly marked, a correction direction is given, production interruption or rework caused by data problems is reduced, and earlier-stage connection from design to production is smoother.

This invention relates to the field of weaving technology and provides a weaving device for selecting and knotting patterns that reduces the labor intensity of workers. The device includes an electronic selection machine; a rectangular suction tube disposed on the yarn of the electronic selection machine for removing impurities around the yarn, the rectangular suction tube being sleeved on the yarn; a collection box disposed on one side of the electronic selection machine for collecting impurities; and a set of partitions fixedly installed inside the collection box to separate the collection box into a cleaning chamber and two collection chambers. The weaving device for selecting and knotting patterns provided by this solution achieves automated selection and knotting through an electronic selection machine, significantly improving production efficiency, reducing labor intensity, and avoiding the problem of mis-selection caused by manual selection. Simultaneously, the impurity removal process effectively purifies the working environment and protects the health of workers.

The invention is suitable for the technical field of weaving, and provides a cross-stitch forming weaving device capable of reducing the labor intensity of workers, which comprises an electronic cross-stitch machine, the rectangular suction pipe is arranged on the yarn of the electronic cross-stitch machine and used for removing impurities around the yarn, and the rectangular suction pipe is arranged on the yarn in a sleeving mode; the collecting box is arranged on one side of the electronic cross-stitch machine and is used for collecting impurities; the partition plates are fixedly installed in the collecting box and used for dividing the interior of the collecting box into a cleaning cavity and two collecting cavities. According to the cross-stitch and binding weaving equipment capable of reducing the labor intensity of workers, automatic cross-stitch and binding are achieved through the electronic cross-stitch machine, the production efficiency is remarkably improved, the labor intensity is reduced, the problem of mistaken cross-stitch caused by manual cross-stitch is solved, meanwhile, the working environment can be effectively purified through impurity removal treatment, and the labor intensity of workers is reduced. And the body health of workers is protected.

The present application relates to control command generation methods and systems for three-dimensional surface weaving. The control command generation method comprises the steps of: rebuilding a desired three-dimensional object into a three-dimensional surface mesh; converting the three-dimensional surface mesh into readable weaving information; and generating control commands from the readable weaving information to instruct a three-dimensional surface weaving system. The control command generation method generally comprises a pipeline of software including the mesh processing, weaving map extraction and command generation. The control command generation method can enable three-dimensional surface weaving function.

The invention discloses a digital generation method for a jacquard fabric structure fused with non-perpetual visual elements, which comprises the following steps of: acquiring a non-perpetual pattern data set, a jacquard weave data set and a process parameter set by collecting fabric sample data; constructing a VQ-VAE-2 model, setting a top-layer encoder and a bottom-layer encoder, and generating a top-layer potential representation and a bottom-layer potential representation; constructing a group symmetric consistency constraint structure, executing group transformation and consistency constraint processing on the top potential representation, and generating a symmetric constraint top potential representation; setting an image decoder and a structure decoder, executing cross-domain consistency updating processing, and generating a cross-domain consistency potential representation; constructing a process constraint projection layer, and generating potential representation of a process constraint bottom layer according to the process parameter set; and generating a jacquard knitting control instruction set based on the process constraint underlying potential representation. The consistency and weaving feasibility of patterns generated by the jacquard structure are improved.

One aspect of the invention relates to a method for determining a weaving map of a zone of a part to be manufactured in a woven composite material, comprising: - receiving a representation of said zone of the part; - receiving predefined values of parameters relating to manufacturing constraints in the zone of the part; - determining, from the representation and from a first subset of values from among the received predefined values, a weaving grid of the zone of the part, the weaving grid comprising a plurality of cells; and - successively determining, for each cell of the weaving grid, a respective weaving composition compatible with a second subset of values from among the received predefined values.

The present invention belongs to the field of textile technology, and specifically relates to a method for quickly binding fabric edges based on a production weaving file, comprising the following steps: (1) horizontally flipping the initial color block pattern without adding color blocks, and constructing a shuttle; (2) directly laying the pattern; (3) using weaving design CAD software to find long floating weft threads that need to be trimmed in the later stage; (4) binding the jacquard weft threads that float on the ground and need to be cut off; (5) laying the locked weaving fabric on the bound color blocks; (6) adjusting the production weaving file, swapping the warp and weft starting methods in the file, and forming a reverse weaving file. The present invention makes technical innovations in the design process method of binding and reinforcement, and realizes that the initial pattern vector color blocks are not changed. On the basis of using weaving design CAD software to quickly produce weaving files, the weaving weft threads similar to the style of the embellished shuttle product are quickly bound and reinforced, thereby realizing the efficient design of complex jacquard weaving fabrics with continuous warp and broken weft.

The invention relates to the technical field of equipment control, in particular to a jacquard fabric production equipment control method and system, and the method comprises the steps: S1, dividing a pattern picture into a plurality of pattern picture blocks, and generating transmission data corresponding to the pattern picture blocks; s2, performing secret processing on a second data part in the sending data corresponding to the selected pattern picture block by using second operation data to obtain secret processing result data, and transmitting the sending data corresponding to the selected pattern picture block; s3, recovering all the pattern picture blocks from all the sent data, generating a pattern picture based on all the pattern picture blocks, and setting weaving parameters according to the pattern picture; and S4, performing analysis processing on the acquired fabric photo by using an analysis model generated by practice, and sending control data under the condition that an analysis result is that the fabric photo has a problem. According to the invention, the security of the sent pattern picture can be ensured.

The invention relates to the technical field of textile, and discloses a self-binding method of a double-sided different-pattern jacquard fabric, which comprises the following steps: S1, designing the structure of the double-sided different-pattern jacquard fabric, and forming different patterns and textures on the front side and the back side in an interweaving manner; s2, selecting yarns to enable the front surface and the back surface of the fabric to have different visual effects and touch; s3, in the fabric weaving process, yarn tension and weaving density are adjusted, and the weaving density is locally reduced to form controllable gaps; various fabric structures can be created through various interweaving modes, various patterns such as architectural gardens, landscape paintings and the like and different front and back textures such as mei orchid, bamboo and chrysanthemum, lyre, chess, calligraphy and painting and the like are matched, the design possibility of the fabric is greatly enriched, and the individual requirements of different consumers on the fabric appearance can be met; no matter pursuing classical artistic styles or modern abstract styles, the fabric has unique double-sided ornamental value and usability due to different patterns and textures on the front side and the back side.

A method of forming a substrate includes mapping a three dimensional spatial distribution of at least one structural protein fiber of extracellular matrix of biological material of interest, designing a fiber assembly pattern based on an intrinsic pattern of the at least one structural protein fiber of the extracellular matrix of the biological material, and assembling fibers based on the fiber assembly pattern to form the substrate.

The present application relates to a method for producing a pictorial jacquard fabric, comprising: obtaining structural information and an initial image of the fabric, and determining an interval value based on the initial image; determining the width and height of the initial image in pixels based on the structural information and the interval value; performing image subtraction processing on the initial image using an indexed color mode and custom color dithering to obtain a first preprocessed image; adding intermediate color bits to the first preprocessed image based on the interval value to obtain a second preprocessed image; and performing weave planning processing and mesh weaving processing on the second preprocessed image. By setting the minimum number of warp yarns spanning the weft float length of the fabric surface pattern to 2 and the minimum warp yarn distance between the weft float point position of the fabric surface pattern and the mesh weave point position to 1, the pictorial jacquard fabric can be weaved using mesh weaving, ensuring that the weft yarns on the back of the fabric are not messy, thereby not affecting the fabric quality and subsequent processing.

The present application relates to the technical field of fabric production, in particular to a production method of a color picture fabric, wherein four channels of a digital color picture are taken as four weaves, four gray scale patterns are obtained by color separation, the four weaves are rotated by 90 degrees, and the generated pattern is rotated by 90 degrees to return to the original picture, at this time, the strengthening direction of the pattern point is changed to the weft direction, and the color picture fabric is obtained by using cyan, magenta, yellow and black weft yarns. The present application takes the CMYK four-color printing process as the patent innovation point, adopts the "channel separation" mode under the CMYK mode to divide the color picture into four versions, and solves the technical bottleneck of arranging the CMYK four colors according to the corresponding weft yarns in the pattern weaving CAD by using the "weave taking picture" mode.