Lecture # 10 Knitting Elements and Basic Knitting Structures.
Embed Size (px)
Transcript of Lecture # 10 Knitting Elements and Basic Knitting Structures.
Lecture # 10Knitting Elements and Basic Knitting Structures
Knitting Elements Needle Sinker CamFeederWinder
Needle Parts Stem Used to hold the course of old loopsHook The hook is used to catch a thread and form loops.Rivet Holds the latch in place and allows it to pivot.Latch The latch combines the task performed by the presser bar and the beard of the bearded needle.Butt The butt enables the movement of the needle to be controlled by a cam mechanism. A track raises and lowers the needle.Tail Used to provide support to the needle.
Needle History Matthew Townsend, a Leicester hosier, patented the latch needle in 1849. Townsend spent much of his time developing new knitted fabrics and he investigated a simpler way of knitting purl fabrics.
CAMS Knit CamsTuck CamsMiss Cams
Cylinder, Dial and Flat Bed Parts of machine to hold needleDetermines the gauge of the machine
Fabric Winder To pull fabric downwardTo wrap it on a bar or to make laps of fabricLimited weightTraditionally it was up to 30 kg but today more than 120 kgs is possible
Basic Four Knitting Structures PlainRibInterlockPurl
Lecture # 11Flat Knitting Machines
Flat Knitting Flat knitting ---- Needle bed is flat
Single bed and double bed flat knitting machines
ProductionCollars, arm bandsSweatersRibGloves
For more information:http://www.shimaseiki.co.jp
3 to 14 3 to 10 for sweaters12 to 14 for collars and cuffs
Strong grip in fine gauge Soft feel in course gaugeLoose structureEasy designingMulti colors Slow production
Conti---Easy to operateWidth up to 70 inches
Significance of Flat Knitting MachinesPart of main bodyGarment in flat knitted fabricSweaters
400 collars per day Collar length is 3 to 4 inchesIn fabric form 40 to 50 meters Width 4 to 80 inches
Number of feeders 2 to 14Jacquard TransferManualAutomatic
Quality ParametersGaugeWidthLengthNumber of stitchesKnitting faultOil problemEdges uneven
MovingTaking all cams and feeding systemChange of cam with in carriageChange of yarn with the help of change of feeder Movement restriction
Per piecePer kg
Lecture 12Circular Knitting Most Common Machines
Types of circular knitting machines Single knit Double knit
Fleece StripeJacquard Plush Terry
Main Parts Yarn feeding systemNeedle and sinker bed Fabric winder Power transmissionLubricationControl panels
Yarn Feeding Creels
Elastic Yarn Feeder
For more details http://www.memminger-iro.de/