An introduction of weaving structure and its elements.

1. J5243J5243
FABRICFABRIC
TECHNOLOGYTECHNOLOGY
33

3. CHAPTERCHAPTER
ONE:ONE:
WEAVING STRUCTUREWEAVING STRUCTURE

5. 1.1 Introduction1.1 Introduction
““Woven fabric is obtained from yarns byWoven fabric is obtained from yarns by
interlacing of warp yarn or ends and weft yarns orinterlacing of warp yarn or ends and weft yarns or
picks or filling at right angles to each other”picks or filling at right angles to each other”

6. Woven fabric is formed on the machine:Woven fabric is formed on the machine:
i.i. Combination on 3 operation:Combination on 3 operation:
1.1. SheddingShedding
2.2. PickinPickingg
3.3. Beating-upBeating-up
ii.ii. 2 essential operation:2 essential operation:
1.1. Warp letting offWarp letting off
2.2. Cloth taking-upCloth taking-up
The loom also equipped with auxillary motions to ensures the requiredThe loom also equipped with auxillary motions to ensures the required
structure and properties of fabric by controlling such parametersstructure and properties of fabric by controlling such parameters

7. 1.2 Fabrics1.2 Fabrics
ClassificationClassification Woven fabrics can be designed by varying the typesWoven fabrics can be designed by varying the types
of weave, densities of warp and weft, types of yarnof weave, densities of warp and weft, types of yarn
and fibers and so on.and fibers and so on.
 Fabrics can be classified into 4:Fabrics can be classified into 4:
1.1. Structure with fundamental weavesStructure with fundamental weaves
2.2. Structure of divided and combined weaveStructure of divided and combined weave
3.3. Compound structureCompound structure
4.4. Jacquard structureJacquard structure

8. 1.3 Application Parameters on1.3 Application Parameters on
Fabric StructureFabric Structure
““Fabric Structure is a manner of construction or theFabric Structure is a manner of construction or the
arrangement of particles or body or interrelation of parts orarrangement of particles or body or interrelation of parts or
something that is constructed”something that is constructed”
 The properties of the fabric depend on the fabric structureThe properties of the fabric depend on the fabric structure
which is determined by the following parameters:which is determined by the following parameters:
1.1. The weaveThe weave
2.2. The density of threads in the fabricsThe density of threads in the fabrics
3.3. The characteristics of warp and weft threadsThe characteristics of warp and weft threads
4.4. The characteristics of fibersThe characteristics of fibers
5.5. The factors introduced during weaving, such as crimp.The factors introduced during weaving, such as crimp.