Costefficient dty manufacturing high yarn quality savings in opex high efficiency highest productivity flexible processes. While the basic yarn manufacturing process has remained unchanged for a number of years, processing speeds, control technology and package sizes have increased. Spinning, in textiles, process of drawing out fibres from a mass and twisting them together to form a continuous thread or yarn. Yarn manufacturing process input and output in yarn manufacturing yarn and yarn manufacturing. Only the machine settings are to be changed for the drawing process in the gilling machine. Costs of manufacturing carded cotton yarn and means of. Yarn manufacturing i bdtextileblog textile engineering guide. The textile fabrics are made of from yarns in weaving and knitting process. Ring spinning is the oldest type of fiber spinning still in use. Several slivers are blended together, in a process called doubling, and the slivers are then blended into a more uniform mass, in a process called drafting.
The manufacturing process there are three major spinning processes. The 2 basic types of glass fiber products, textile and wool, are manufactured by similar. Blending, in yarn production, process of combining fibres of different origins, length, thickness, or colour to make yarn. After the raw materials have been converted into yarn, theyre ready for the second step in the production process, which involves joining these individual threads together to form fabric. These are then combined together and spun to create a yarn made up of thousands of short filaments.
The article must be at least 500 words or above and contains valuable information. In manmade fibre production the name is applied to the extrusion of a solution to form a fibre, a process similar to the method by which silkworms and similar insect. Shang, in process control in textile manufacturing, 20. Here we will explain each process in detail using some illustrations. Below a chapterwise list is given for you to download. Sizing is done by applying various types of size materials on the yarn. From raw cotton to cotton fabrics toyota industries. In winding department where the final package of yarn is make.
The characteristics of spun yarn depend, in part, on the amount of twist given to the fibers. Digital printing of textiles pdf woodhead publishing series in textiles by h. Spinning is the process where yarn is produced from raw cotton. A laboratory has to be set up and furnished with a range of test equipment. Even today, ring spinning makes the widest range of yarn counts with the highest strength. Enduse properties of the yarn are also a function of processing conditions. Depending upon requirements of the yarn one or more drawing process is given in succession. If you continue browsing the site, you agree to the use of cookies on this website. The textile industry process is a lengthy one, with many steps to turn raw fibers into a useable product, such as a sweatshirt, bed sheets or bath towels. Bale opening v conditioning of mmf fibers v blending v blow room v carding v. These are strong synthetic fibers made by blending the alcohol and acid and initiating a chain reaction. Fibre to fabric process fabric manufacturing process of. Analysis on the spinning process and properties of tencel yarn. The process of making yarns from the textile fiber is called spinning.
Each process has its advantages and some are best at certain tasks, for example, large batches of finished goods, or small. In a dyeing or printing process, many chemicals and dyes must be applied. In here we have discussed the process of cotton yarn manufacturing. At the time of garment making, functional trims and accessories are attached to the garment at. If we notice, we will see that the cotton fiber s are converted into carded yarn, combed yarn and rotor yarn. These mills start with raw bales of cotton and process them in stages until they produce yarn fibers twisted into threads used in weaving or knitting or cloth fabric or material constructed from weaving or knitting. For the production of staple fibres, the filaments are first brought together to. Blow room is the first department in the spinning process. The initial stage of the spinning process involves converting cotton in bales into the cone winding. Pdf detail study of carding process in yarn manufacturing. Spinning is the initial process for fabric or ready made garments production.
Because the carded yarn is produced by following some less manufacturing steps than the combed yarn. Yarn manufacturing process manufacturing process, yarn. From raw cotton to cotton fabrics the fabric usually used in the clothes we wear is produced through two processes. Yarn dyeing initially, the yarn is soaked in soap water for 24 hours to remove the dirt and other foreign. We will give you any of the 2 books from the below list if you fulfill our conditions. Sizing is the most important terms for weaving technology. The roving process is used to prepare fiber for ring spinning.
Textile spinning process of cotton yarn textile learner. Understand the role of twist in determining the properties of a yarn. The influence of material and process parameters in each stage of process on count variation and sampling of materials for testing the count variation have also been discussed. Ym2011 yarn a textile yarn is an assembly of substantial length. Sep 01, 2018 polyester fiber is one of the most used commercial fibers across the world. Find, read and cite all the research you need on researchgate. This could be because it was given special emphasis because of the way the gin, which is short for engine, revolutionized the cotton manufacturing process. According to fiber length staple, continuous filament according to structure single, plied, cabled according to fiber type fiber material like metal, glass, cellulose according to twist zero twist. Stages of the cotton manufacturing process bizfluent. One is carded yarn manufacturing process and another is combed yarn manufacturing process. A continuous strand of textile fibers that may be composed of endless filaments or shorter fibers twisted or otherwise held together. Jul 02, 2016 46 process control and yarn quality in spinning figure 3. The safety of the dyed or printed products, especially with respect to the chemicals or. Spinning is the twisting together of drawn out strands of fibers to form yarn, though it is colloquially used to describe the process of drawing out, inserting the twist, and winding onto bobbins.
The process of applying a protective adhesive coating. Possibly, cotton is the fiber that has rooted the yarn manufacturing from fiber bale opening, followed by the series of continuous operations of blending, mixing, cleaning, carding, drawing, roving, and spinning. The clothes we wear are mostly made of textile fabrics. Flow chart of yarn manufacturing process textile flowchart. Garment manufacturing process from fabric to finished product. Manufacturing process of polyester staple fiber psf. Textile yarn manufacturing slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Flexible process large count processing range easy process. If you want to make a yarn you will have two method to follow. The type of process depends on the facility, the staff, and the information systems available. Fabrics are converted into wearable garments through the garment manufacturing process in the garment factories.
Each section of the production must coordinate with each other to ensure quality requirements and timecontrolling. In it, the slivers are further drawn into a more compact form thus making it thinner for yarn preparation. Cotton manufacturing process preparation of the yarn for weaving or knitting is the first step of cotton fabric manufacturing. Fabric manufacturing calculations process and product. Modern mills use highspeed weaving machines that move horizontally back and forth across the loom, interlacing the filling yarn with the horizontal warp yarn. Weaving is done on a machine known as a loom and requires two sets of yarn. Process control and yarn quality in spinning thilagavathi. Doubling in the doubling process, thin single yarn is converted to double yarn for strengthening the yarn by using doubling machine.
Spun yarns are produced in much the same way that a cotton or wool yarn is produced. Yarn made out of staple fiber is known as spun yarn, because the staple fibers should undergo number of process stages so that a yarn can be made out of them. Finisherdrawn carded or combed slivers are fed into a simple roller drafting system that reduces the slivers linear mass, drawing it out to a size that is optimum for spinning yarn of the desired size. The long filaments are fist cut into short pieces called staples see photograph. As a garment maker, garment factories normally purchase fabric from the various fabric suppliers. Below mentioned is how the manmade fibers manufacturing process. Yarn properties and processing efficiency are related to the properties of the cotton fibres processed. This yarn goes to the drawing zone, where draw twist machines draw it to about four times their original length.
These are strong synthetic fibers made by blending the alcohol and. Cotton research focuses on sustainable textile manufacturing. The process takes a fiber mass roving, reduces the mass through fiber drafting, inserts twist for strength, and winds the yarn onto a bobbin. A study on the synthetic fibers and its production process. As the process of preparation and production cost is less then cotton, fully.
Yarn countsliver hank yarn count is the numerical expression of yarn, which defines its fineness or coarseness. Us1495141a blanket and process of manufacturing blankets. The relationship yarn twist and its cv between cotton yarn and tencel yarn are shown in figure 3 and figure 4. Jul, 2017 some of the above processes are parallel process and can be performed simultaneously. Spinning is the twisting together of drawn out strands of fibers to form yarn. See the garment manufacturing process flow chart of a typical garment product. This is hot drawn in contrast to cold drawing of nylon filaments. Sep 29, 2014 complete polyester staple fibers production line which can produce polyester fibers from recycled pet flakes, with capacity 20100 tons per day. Each and every cotton producing factory of textile industry is slowly jumping into synthetic sector. Manufacturing process use the possibility to change the isotropy in the deep reactive ion etching drie. Cotton remains the most important natural fibre, so is treated in depth. There are three types of fabric manufacturing process. Understand how yarns are manufactured from staple fibres. These are then dyed or printed, fabricated into clothes.
Automation of the texturizing process pdf free download. The safety of the dyed or printed products, especially with respect to the chemicals or dyes used, become an important issue. After winding and warping, sizing of yarn is done during beam preparation. Thread is a type of yarn intended for sewing by hand or machine.
Af ter dyeing and finishing, the woven material is ready for delivery either directly to manufacturer of textile products where they are finally stitched into clothes. Yarn manufacturing using cotton fibers through a sequence of processing stages may be shown by process flow diagram. Chapter 6 deals with the control of yarn count and strength and its variation to produce the uniform and consistent yarn quality. Bharti department of mechanical engineering integral university, lucknow, india yarn. Sorting wool scouring, drying, burr picking are the process. Dec 17, 2018 when a manufacturing company begins production of a new material, it has a choice as to the manufacturing process it uses. Synthetic fibers are the main attraction of textile market nowadays. Drawing, in yarn manufacture, process of attenuating the loose assemblage of fibres called sliver q.
An assemblage of fibers that is twisted or laid together so as to form a continuous strand that can be made into a textile fabric. This process can also be done on the gilling machine. The drawing process further aligns the fibers, making them more parallel. Different types of fibres are used to produce yarn. The flow diagram of the fibre to fabric process is shown in figure 1. Since more yarn is produced with the cotton process than the other two, its manufacture is described below. Textile mills purchase cotton and receive the bales from gin yards or cotton warehouses. Keeping this in mind, process control and yarn quality in spinning outlines the concepts of raw material selection, control of various process parameters to optimise the process conditions, and analysis and interpretation of various types of test reports to find out the source of fault. Sorting wool scouring, drying, burr picking are the process of fibre to fabric. Final package of yarn is the end and may chance the customer complaint. Yarn manufacturingii question bank butex textile study. Synthetic staple fibers can be made with any of these processes. Process control and yarn quality in spinning woodhead. Spinning is the twisting together of drawn out strands of fibers to form yarn, though it is colloquially used to describe the process of drawing out.
During application of size materials steam is needed. A monofilament yarn has just one, long polyester fiber that is not twisted. Yarn count calculations muhammad umair, yasir nawab yarn count yarn count is a system of expressing the fineness of yarn in terms of thickness. A number of processes are required to obtain the clean, strong, uniform yarns required in modern textile markets. So a yarn is a strand of natural or man made fibres or filaments that have been twisted or grouped together for use in weaving, knitting, or other methods of constructing textile fabrics. It is the relationship between the weight and length of yarn made. Pdf manufacturing processes in the textile industry. It is based on the conversion of fibre into yarn, yarn into fabric. Dty manufacturing sustainable solutions and technologies. Nov 21, 2018 of all the inventions studied by elementary school children, eli whitneys cotton gin, which he patented in 1793, stands out as one of the most remembered. Of all the inventions studied by elementary school children, eli whitneys cotton gin, which he patented in 1793, stands out as one of the most remembered.
This process of joining the yarn together is called weaving. Different types of count systems formed for different types of yarn materials. Yarn manufacturing process input and output in yarn. Production process the main operational process for production of towels and bed sheets in cluster units are. Through a collaborative network of universities, cotton textile manufacturing operations and chemical companies around the world that help implement our research, we are enabling the global textile industry to be more costefficient and environmentally responsible. Read article about wool fibres have a unique surface structure of overlapping scales called cuticle cells. This chart would help you understand the process flow in a better way. For manufacturing of knitted fabric, process flow chart of knitting technology are given below. Sometimes they are put through an additional process called texturing.
Mar 01, 2010 textile yarn manufacturing slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Combed yarn is most precious, finer and thinner than the carded yarn. There are various types of spinning methods for producing various types of yarn. Drawing 2 with auto leveler first thing in spinning process. Fibers are compressed in high density in bale form. Vshape profile can contribute to an easier metallisation process and better adhesion. How yarn is made material, manufacture, making, history. Yarn is a long continuous length of interlocked fibres, suitable for use in the production of textiles, sewing, crocheting, knitting, weaving, embroidery, or ropemaking. Drawing 2 with auto leveler first thing in spinning process is converting highly. Severel process and machineries are involved with this industry. Each pair of rollers spins faster than the previous one. The process of separating the seeds and debris from the cotton fibers is known as ginning. The relationship of weight deviation and its cv between yarn and cotton yarn tencel e shown in ar figure 1 and figure 2. Polyester fiber is one of the most used commercial fibers across the world.
Understanding yarn manufacturing process from cotton. Complete polyester staple fibers production line which can produce polyester fibers from recycled pet flakes, with capacity 20100 tons per day. Blow room, carding and draw frame machine operator textiles. Socks manufacturing is not a hightech industry, but it involves many detailed processes. If you want to download this book, you need to write an unique article about textile related topics. Cotton yarn manufacturing process textile study point. A spinning finish is applied at this stage as a lubricant and an antistatic agent. Blending is accomplished before spinning and is performed to impart such desirable characteristics as strength or durability, to reduce cost by combining expensive fibres with.
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