Recognition the parameters of slubyarn based on image. Multiobjective optimization of parametric combination of. As an example of a textile issue that was once considered a defect, slub yarn has proven to be an advantage in some instances. A wide variety of slub yarn options are available to you, such as yarn type, use, and pattern. Slub yarn or fancy yarn is yarn whose structure or fiber composition differs from the normal smooth yarn. A most special variety of yarn structure is slub yarn or fancy yarn. Basic principle behind the production of injection slub yarn is, slub portion will be injected at. This study aims to optimize the parametric combination of injected slub yarn to achieve least abrasive damage on fabrics produced from it. State of art technology for double yarns by volkmann and parallel yarn winding by precision propeller winders for the best results.
One of the early problems with automated carding and spinning processes was the appearance of an incidental section of the yarn that was fuller than the yarn was intended to be. The development work was based on an injection process. She is a founding member of studio supersju, a group of forwardthinking weavers. Automatic determination of slub yarn geometrical parameters based on. Importance of slub measurement slub yarns are used in textile for various applications an accurate determination of slub characteristics is also required for negotiations and specifications between slub yarn spinners and weavers, traders and retailers uster premier developed software called fancy yarn profile fyp for slub. The slub yarn was wrapped on the surface of the black board by yg381 yarn evenness tester. Production of interlaced plied yarn from slub yarn and carrier yarn by means of fluid jets. In ultraspin, the thin places are completely avoided by. Crochet pattern extra chunky slub socks pdf instant. The binder is used to tie the effect yarn to the base yarn if binding is necessary. The results of tested slub yarn samples showed that actual slub geometrical. While it was once seen only as a defect, slub yarn is now intentionally created to give fabric more personality. Slub textile global market status and trend report 202023 offers a comprehensive analysis on slub textile industry, standing on the readers perspective, delivering detailed market data and penetrating insights. If i was only allowed 2 words for it i would say that it is beautifully crude.
Oct 10, 2010 lakshmicaipo, leader in slub yarn system provider, successfully installed 1,80,000 spindles in a short period of two and a half years. Slub yarn definition is a yarn with thick and thin sections alternating regularly or irregularly. In the ring frame, there is a servo motor with slub gear and another with twist gear. There is a wide variety of novelty yarns that are produced using different techniques and types of fibres and strands. A digital storage oscilloscope was used to convert the analogue output signals into digital data to be recorded on a computer. The prize also includes a set of my handmade wool flower hair clips. Slub is produced by the speed variation of back and middle rollers. Slub textile global market status and trend report 202023. Slub yarns contain many structural parameters such as the slub length, slub distance, base yarn count, slub count, and the total length of slub patterns which can vary from small to long 1. A total of 17 yarn samples were produced according to the box and. This fun twinkling yarn could create any number of fun, one of a kind items and the hair clips will give you a unique, romantic, one of a kind look at your christmas party. Slub yarn measurement from uster mass diagram slub length slub thickness base yarn length slub thickness slub length slub length base yarn length 19. Amsler has developed a special flameeffect yarn which is designed to stir the emotions. Response surface modeling of physical and mechanical.
Split your project into subcomponents kept within a single repository. A high resolution scanner was used to acquire the yarn image. Supermoon revives interest in its violent origins and hidden face, international new york times, 10 september 2014, p. Pdf effect of descriptive parameters of slub yarn on. Response of slub characteristics on tensile properties of. Cotton expert ms welcome to the world of fancy yarn by. We can achieve the various size and irregularity of slub yarn by slightly modifying the production process. Slub yarn supplier in coimbatoreslub yarn manufacturer. A slub yarn is basically a spun yarn ring or rotorspun yarn in which. The droppdrall towel by arianna funk was originally published in january 2019.
A wide variety of slub yarn patterns options are available to you, such as spun, combed, and carded. Whether you work on oneshot projects or large monorepos, as a hobbyist or an enterprise user, weve got you covered. Apr 20, 2020 essentially, a rove is an intentional pattern of slub yarn that is produced when spinning and twisting machinery is adjusted to allow the presence of the fuller lumps in the yarn itself. The terminology as well as the classification for novelty yarns varies considerably.
After running the first 70 km of yarn, the indications from the yarn bodytm and the smart limits provided a precise clearing limit for this yarn. Mar 26, 2016 slub yarn measurement from uster mass diagram slub length slub thickness base yarn length slub thickness slub length slub length base yarn length 19. Continuous filament yarn of textile utility has slubs formed at randomly spaced intervals along the length of the yarn, with each filament having a main body section extending along the length of the filament and at least one wing member extending from the main body section along such length, the wing member of the filament rising and falling in wavelike manner along the main body section. Evaluation of slub yarn characteristics which are different from conventional yarn is very important. Ch1 slub program code 45 3 20 21 lenght thickness 3 4 20. Fancy yarn usually has a multitude of thick places or thin places socalled slubs whose diameter is significantly larger or smaller than the diameters of the yarn sections lying between the slubs the socalled base yarn produced. Injection slub by laxmi caipo knitted fabrics mayer and cie machines to produce value added fabrics. But slub yarn is really beautiful and finding a technique that allowed me to use this pretty yarn in the only way i know how to turn knots into hats did make me very happy. Arianna funk graduated from friends of handicraft school in stockholm in 2017, became a cardcarrying journeyman weaver the same year and was awarded the large medal of honor for her journeyman work. Is acrylic slub yarn a good choice for knitting sweaters and why. Injection slub yarn is a specialized fancy yarn and it ismade up of two different materials, one for slub portionand the other for base yarn.
The slub yarn configuration is the number of slubs per meter no. Wright, in specialist yarn and fabric structures, 2011. Slub yarn refers to yarn that has been purposely spun with slubs thicker sections along the yarn. In addition to running weave of the month club, she. Variable denier multifilament yarn having random slubs in a broad distribution of sizes. No matter what youre looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options.
I would have never imagined that slub would bring me joy. Response surface modeling of physical and mechanical properties of cotton slub yarns. New spinners couldnt get their tension right and created an uneven, lopsided fiber. Sep 11, 2017 importance of slub measurement slub yarns are used in textile for various applications an accurate determination of slub characteristics is also required for negotiations and specifications between slub yarn spinners and weavers, traders and retailers uster premier developed software called fancy yarn profile fyp for slub. Pdf effect of descriptive parameters of slub yarn on strength and. Basic information on amsler sde mc tc system long slub is not a mc yarn type twist characteristic is different on thick place which is called slub when comparing with normal yarn base yarn ideal base and thick length of mc,tc yarn should be min. Best fancy yarns with amsler slub yarn technology in india. By separating the slubs from base yarn with different widths, the slub length, slub distance and slub amplitude can be obtained. Yarn country yarns truffle wool acrylic blend yarn 1200 yards per pound. Slub definition is to draw out and twist slivers of wool, cotton, etc. Slub yarn began to be used in the creation of slub silk. Yarn is a package manager that doubles down as project manager. Production of interlaced plied yarn from slub yarn and.
Slub yarn refers to yarn that is intentionally to achieve an irregular shape, in terms of length and diameter. Injected slub yarn manufacturers, poly injection cotton. Etsy is the home to thousands of handmade, vintage, and oneofakind products and gifts related to your search. Amsler tex ag brings diversity to textiles and an air of extravagance to classic wears, socalled saltandpepper effects on knitted garments. Crochet pattern extra chunky slub socks pdf instant digital. Which has me thinking gray and not yellows and greens. This soft lump, or slub, would appear from time to time over each run of one thousand.
Slub yarns contain many structural parameters such as the slub length, slub. In ultraspin, the thin places are completely avoided by means of special algorithm. So when casting on with the thicker section of the yarn, make your stitches in the usual way. No prior information was provided about the slub size. In case of single base slub yarn, final yarn tenacity and. The heel is continued on in short rows, allowing the sock to turn easily, and then continued. The difference in the slub yarn diameter and variation of twist along the yarn. Fancy yarns amsler slub yarn technology and pinters core spun attachments add special values to our product line. The traditional manual measuring method based on the black board and using. A small thickened portion or knot found on linen yarn, caused by defects. This research aims to build a computerbased system for measuring slub yarn characteristics and evaluating the results using statistical methods. With the uster fancy yarn profile, it is possible to separate the count of the slubs from the count of the base yarn, in order to describe the yarn more accurately.
The result is that when the fabric is woven, the slubs form a continuous pattern in the material, often with a very pleasing effect. Present study embodies the effect of some important parameters like base yarn twist level, number of base yarn, twist direction and injected fibre components on injected slub yarn performance in terms of tensile strength and breaking elongation. Forsell suva wool with cotton slub yarn fine 4 ply pebble blend 16802 partial. Slub band, a computer music group formed in 2000 slub knitting, a thick spot in a yarn created by varying the tightness of the twist slub, abbreviation for the saxon state and university library in dresden, germany.
Jul 11, 2015 slub yarn slouchy hat on a round loom. A computerbased system for evaluation of slub yarn characteristics. Effectively, due to its irregular structure composed with flames and thinnesses, the slub yarn should have lower values of yarn count compared to the ring spun yarn to reach a higher quality. Pdf the effect of slub yarn descriptive parameters and yarn linear. Back and middle rollers get motion from the same gearing and the front rollers get motion from separate gearing. A study of the basic parameters describing the dynamical. That being said, though, depending on what type of sweater you are planning to knit, you might be able to make it work. From the yarn bodytm representation it was easy to locate the position of the slub fig. We are weighing up as a main slub yarn manufacturer and exporter in coimbatore, tamilnadu and india. Chunky weight slub socks crochet pattern, easy beginner, quick to make, no afterthought heel.
Slub yarn moustafa abdeltwab introduction slub yarn is a yarn containing varying thicknesses which is produced by changing the speed of the bottom rollers on the spinning frame. Types in todays market most of fancy yarn systems available produce thin place occur before and after slub yarn, which leads to more breakages in down streaming process of knitting and weaving. Then, the accuracy of the proposed fem model in calculating the slub yarn breaking strength has been validated. A study of the basic parameters describing the dynamical analysis of.
Slub yarn definition of slub yarn by merriamwebster. Yarn guarantees that an install that works now will continue to work the same way in the future. A slub yarn is basically a spun yarn ring or rotorspun yarn in which thickness variations are deliberately induced by variation in the yarn twist combined with control of the fiber feed so that thick areas will exhibit. Numerical analysis of the slub yarn breaking strength using. Revisiting a moon that still has secrets to reveal.
Gray stretching and thresholding were carried out to preprocess the image of slub yarn. No matter the client is industry insider, potential entrant or investor, the report will provides useful data and information. Fancy yarn configuration this is the overall definition, how a slub yarn should be evaluated regarding the reference level, the setting of a limit to separate slubs from random. Injected slub yarn is one of the most promising among different types of slub yarns. Numerical analysis of the slub yarn breaking strength using finite element method. This version has been adapted to be woven with our mallo cotton slub yarn. The measuring system was based on the electrical condenser of the uster evenness tester as a measuring sensor. So ive learned about a novelty art yarn called slub. By spinning slub yarn with predictable, repeating slubs, the material woven from it. You can cast on using your preferred method thumb or cable but to compensate for the uneven thickness of the yarn, you need to make the height of the stitches the same throughout. These flexible and super cozy socks hug your feet beautifully. It is known that the main descriptive parameters of slub yarn slub length, slub distance, slub multiplier, base yarn count, twist level etc. View textile engineering research papers on academia.
If we change yarn properties values according to customer. So when casting on with the thicker section of the yarn, make your stitches in. Is acrylic slub yarn a good choice for knitting sweaters. Slub yarn samples were produced department of textile engineering, by using a ring spinning frame on.
Slub software, one of the three memory handlers in the kernel linux. If it is something that you want to wear for warmth. Authority us united states prior art keywords yarn slub continuous filament slubs roving prior art date 19640310 legal status the legal status is an assumption and is not a legal conclusion. About 6% of these are 100% cotton yarn, 2% are fancy yarn, and 7% are 100% polyester yarn. Firstly, the slub yarn is considered as skeletal structures since the yarn longitudinal length is much larger than its horizontal crosssection.
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