|
1
|
Need for modern weaving machines in India. Problems
with shuttle looms. Techno economics of Modern
Weaving machine installation. Introduction to
shuttleless loom. Pre-requisites for installation.
|
|
|
|
2
|
Yarn parameters necessary for shuttleless weaving.
Requirements from preparatory (winding, warping &
sizing) for shuttleless weaving. Idea of single end
sizing, two parts & three parts Tsudakoma systems.
|
|
|
|
3
|
Special needs for preparing weft yarn for shuttleless
loom. Comparative weft velocities of different looms.
Need for accumulators, storing and measuring devices,
& types of accumulators.
|
|
|
|
4
|
Sulzer loom introduction, projectile & its movements.
Torsion bar picking. Projectile & picker shoe velocity &
acceleration & forces. Action of weft tensioner, returner
& expeller. Preparation for picking, shedding & various
attachments of shedding.
|
|
|
|
5
|
Air Jet:
Yarn insertion Systems, Principles of Air jet filling
insertion, performance of yarns in air jet insertion,
Functional characteristics of modern air jet weaving
machines.
|
|
|
|
6
|
Requirements of water for water jet loom. Weftinsertion on water jet loom. Features of modern water
jet loom advantages & problems. Weft waste on jet
loom.
|
|
|
|
7
|
Rapier loom:
Tip & loop transfer, study of weft velocity on rapier.
Functional description of flexible rapier weaving
machine.
|
|
|
|
8
|
Brief study of multiphase principles along with
problems.
Introduction to triaxial weaving.
|
|
|
|
9
|
Selvedges:
Need, various selvedges used on shuttleless loom.
|
|
|
|
10
|
Recent Developments.
|
|
|