WO2019112528A1 - Velvet fabric knitting method - Google Patents
Velvet fabric knitting method Download PDFInfo
- Publication number
- WO2019112528A1 WO2019112528A1 PCT/TR2017/050705 TR2017050705W WO2019112528A1 WO 2019112528 A1 WO2019112528 A1 WO 2019112528A1 TR 2017050705 W TR2017050705 W TR 2017050705W WO 2019112528 A1 WO2019112528 A1 WO 2019112528A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fabric
- machine
- terry
- fibers
- knitting
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/02—Pile fabrics or articles having similar surface features
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/02—Pile fabrics or articles having similar surface features
- D04B1/04—Pile fabrics or articles having similar surface features characterised by thread material
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
Definitions
- the present invention relates to a method of producing (pile) velveteen (plush) knitted fabric which is produced in circular knitting machines by terry-cloth fabric technique and which is then processed to appear like velvet.
- a fabric is a covering surface constructed by linking yarns via various methods. It is obtained from yams made of natural textile fibers such as cotton, wool, silk, linen, etc. and synthetic, regenerated textile fibers or a mixture thereof. Fabrics are constructed by passing yams which are perpendicular and parallel to each other from under and above each other.
- the needles are arranged next to each other into the needle grooves provided in the circular (tubular) needle plates. They are machines which carry out knitting by moving the needles that move in the grooves during the circular movement of the needle plate independently with the help of the locking mechanisms that are immobile on the needle plate and grooves and that give movement to the needles and by fixed yam lay-in suitable thereto.
- the knitting operation is earned out by the needles that are arranged at certain intervals around the needle plate making circular movements all together while receiving suitable movement front the fixed locking systems and forming loops by pulling the yams laid on them.
- One of the types of fabric produced is the pile plush which is produced by using the terry-cloth fabric production technique in circular knitting machines and then sheared to have a smooth surface with fine piles giving a velvet appearance.
- jacquard terry-cloth machines are used to produce patterns on velvet fabric and the colors obtained in this production method cannot reflect light from different angles.
- the object of the present invention is to provide a method of producing velvet fabric having a mixture of materials and reflection effect by performing a different shearing method on the roving (roving of velvet/terry-cloth fabric instead of terry- cloth) without making changes in the construction of the fabric.
- a different shearing method on the roving (roving of velvet/terry-cloth fabric instead of terry- cloth)
- two different yams are required to be knitted in terry-cloth construction in a double plated circular knitting machine.
- the surface is converted to velvet fabric by shearing process.
- light effects and episodic patterning are achieved without applying any printing process and/or using jacquard circular knitting machines.
- the said progress is achieved by producing ring-spun yam from different material mixtures and using them as pile yam in production of velvet fabric.
- Figure 1 is a schematic view of the velvet fabric knitting method.
- the neppy sliver fibers (fiber bundles which may include fibers of different thicknesses and lengths and which can create a 3 dimensional effect on the main fiber sliver or yarn to which they are incorporated as they stand together) used in pile yarn are mixed with staple fibers and made it into slivers upon being processed in the carding machine (101), and the carding machine is the machine wherein the cotton fiber is made into thick slivers upon being passed through rotary cylinders with needles.
- the neppy fibers used in pile yarn are mixed with textile fibers comprised of natural, synthetic, regenerated fibers such as cotton, wool, silk, linen, etc. or a mixture thereof and they are made into slivers by being processed in the carding machine.
- the neppy fibers are mixed with the main fiber and made into slivers by being processed in the carding machine and the nep carding slivers of the yam with nep effects with the staple fibers in the draw frame.
- the draw frame is used for eliminating roughness of the slivers coming from the carding machine and splicing the sliver cotton pieces leaving the carding machine transversely with the sliver neps and mixing them into the main material (102).
- the neps are mixed into the main material as injection or double material feed during the yam process, nep carding process, draw frame process or yarn spinning process.
- the roving frame is activated for thinning the draw frame sliver cotton and nep mixture coming from the draw frame and subjecting it to twisting process (103).
- the cotton and nep mixture is given its thinnest sliver form in the roving machine. These thin slivers are spun in the ring machine.
- the said ring machine is activated to obtain yarn by thinning the cords coming from the cotton and nep mixture from the roving machine via drawing and to wind the yam onto the cops (104).
- the main material is subjected to carding process and the process of mixing with the neppy sliver is performed in the draw frame. The mixing is enabled during the drawing process.
- the draw frame is activated in order to obtain a homogenous sliver by splicing the yarn slivers transversely by means of doubling for cleaning the flies formed during the drawing process.
- the greige (circular terry-cloth knitted) fabric which is comprised of pile yarn and ground yam, is knitted by the needles which are turning upon upwards- downwards movement of the knitting needles provided in the double plated circular knitting machine.
- the pile yam and the ground yam are knitted by being passed through the needles in different plates (106).
- the filament yarn or staple yarn which ensures strength of the fabric backcloth, is used (filament yarn; continuous yams comprised of natural, synthetic, regenerated yams or mixtures thereof or ring yarns comprised of staple fibers or open-end yarns comprised of staple fibers or air-jet yarns comprised of staple fibers).
- the greige fabric is processed in the AIRO machine, wherein shearing (for opening the closed ends of the pile yarns), pre-fixation, exhaust dyeing, centrifuge (drying), stentering and quality control processes are performed on the greige fabric.
- the pile yarn is placed on the fabric backcloth for shearing and then it is sheared (107).
- the pile yarn and ground yarn are knitted by being separately passed through the needles in two different plates.
- the fabric backcloth which is also known as rear side of the fabric, is the napless flat surface of the velvet fabric generally comprised of filament yarns (polyester and nylon are often selected for providing strength).
- the fixing machine is activated for fixing the produced yarn and stretching the terry-cloth fabric under hot air to prevent electrostatic generation (108).
- the terry- cloth fabric is dyed (109) and then the centrifugal drying machine is activated for drying the terry-cloth fabric by contacting heated air (110).
- the finishing process begins in terry-cloth fabric construction.
- the fabric rotates together with warm air in the tolon machine by a specific number of revolutions and the dyed fabric is rotated at least 4550 revolutions in order to prevent sinking of the nep effects in the terry-cloth tolon machine (111).
- the purpose of the increase in the number of revolutions in the tolon machine is to ensure that the neps in the pile yam remain more upright and brisk.
- 2 nd shearing is performed on the pile yams of the terry-cloth fabric in order to turn it to a velvet fabric by making the closed loops open-end from a blade distance of at least 1.8 mm (112).
- the velvet circular knitted fabric is a version of terry-cloth circular knitted fabric before the shearing process. After the shearing process, the closed loops of the pile yarns are opened and made open-end. The purpose of increasing the distance is to prevent the blades from shearing too deep on the fabric surface.
- the dyed and sheared velvet fabric is passed through the stenter for being dried (113).
- the constructed velvet fabric is finally subjected to various quality control processes (114).
- the fabric weight (g/m ) varies according to area of use.
- the ground yarn and pile yarn numbers vary depending on the weight of the fabric.
- fiber mixtures comprising natural, synthetic or regenerated fibers such as viscose, cotton, polyester, nylon, linen, wool fibers or mixtures thereof are used.
- glossy fiber which provides a soft touch is used.
- the filament yam is produced of synthetic materials enabling high strength such as polyester, nylon, etc.
- many needles such as single butt needle, 4 butt needle are used.
- carding process of textile fibers comprised of natural, synthetic, regenerated fibers such as cotton, silk, linen, etc. or mixtures thereof is performed in the carding machine at a low drum rpm (preferably less than 300 rpm) by increasing the distance between the revolving flat and the drum (the starting point is more than 35 mm)
- similar ones of the sliver nep effects are obtained.
- the neppy slivers obtained with this method may or may not be mixed with different textile fibers in the draw frame.
- decision of making the mixture depends on the desired number of neps in a unit area in the final fabric.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Knitting Of Fabric (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Treatment Of Fiber Materials (AREA)
- Woven Fabrics (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/770,659 US20210172099A1 (en) | 2017-12-06 | 2017-12-27 | Velvet fabric knitting method |
CA3085008A CA3085008A1 (en) | 2017-12-06 | 2017-12-27 | Velvet fabric knitting method |
EP17922911.7A EP3721001B1 (en) | 2017-12-06 | 2017-12-27 | Velvet fabric knitting method |
ES17922911T ES2906867T3 (en) | 2017-12-06 | 2017-12-27 | Velvet fabric weaving procedure |
JP2020531056A JP7184896B2 (en) | 2017-12-06 | 2017-12-27 | how to knit velvet fabric |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TR2017/19729 | 2017-12-06 | ||
TR201719729 | 2017-12-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019112528A1 true WO2019112528A1 (en) | 2019-06-13 |
Family
ID=65494482
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/TR2017/050705 WO2019112528A1 (en) | 2017-12-06 | 2017-12-27 | Velvet fabric knitting method |
Country Status (6)
Country | Link |
---|---|
US (1) | US20210172099A1 (en) |
EP (1) | EP3721001B1 (en) |
JP (1) | JP7184896B2 (en) |
CA (1) | CA3085008A1 (en) |
ES (1) | ES2906867T3 (en) |
WO (1) | WO2019112528A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2232532A (en) * | 1940-05-29 | 1941-02-18 | Du Pont | Knit fabric |
US20080263802A1 (en) * | 2007-04-25 | 2008-10-30 | Knight John C | Tubular Cut Pile Knit Fabric For Paint Roller Covers |
WO2009049199A2 (en) * | 2007-10-12 | 2009-04-16 | Seamless Technologies, Llc | Forming a tubular knit fabric for a paint roller cover |
WO2014106858A2 (en) * | 2013-01-02 | 2014-07-10 | Trident Limited | Air rich green yarn & air rich green fabric and their method of manufacturing |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1176046A (en) * | 1980-11-28 | 1984-10-16 | Seiichi Yamagata | Method and apparatus for manufacturing artificial furs |
JPS61124653A (en) * | 1984-11-19 | 1986-06-12 | 東洋紡績株式会社 | Veloir knitted fabric and its production |
JP2012233284A (en) | 2011-05-06 | 2012-11-29 | Kaneka Corp | High pile fabric and method for manufacturing the same |
-
2017
- 2017-12-27 EP EP17922911.7A patent/EP3721001B1/en active Active
- 2017-12-27 CA CA3085008A patent/CA3085008A1/en active Pending
- 2017-12-27 WO PCT/TR2017/050705 patent/WO2019112528A1/en active Search and Examination
- 2017-12-27 ES ES17922911T patent/ES2906867T3/en active Active
- 2017-12-27 JP JP2020531056A patent/JP7184896B2/en active Active
- 2017-12-27 US US16/770,659 patent/US20210172099A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2232532A (en) * | 1940-05-29 | 1941-02-18 | Du Pont | Knit fabric |
US20080263802A1 (en) * | 2007-04-25 | 2008-10-30 | Knight John C | Tubular Cut Pile Knit Fabric For Paint Roller Covers |
WO2009049199A2 (en) * | 2007-10-12 | 2009-04-16 | Seamless Technologies, Llc | Forming a tubular knit fabric for a paint roller cover |
WO2014106858A2 (en) * | 2013-01-02 | 2014-07-10 | Trident Limited | Air rich green yarn & air rich green fabric and their method of manufacturing |
Also Published As
Publication number | Publication date |
---|---|
JP7184896B2 (en) | 2022-12-06 |
CA3085008A1 (en) | 2019-06-13 |
JP2021510186A (en) | 2021-04-15 |
EP3721001A1 (en) | 2020-10-14 |
US20210172099A1 (en) | 2021-06-10 |
EP3721001B1 (en) | 2022-01-19 |
ES2906867T3 (en) | 2022-04-20 |
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