TT2303 FABRIC MANUFACTURE – II
UNIT I
Basic Weaving motions – Warp Let- off, shedding, filling insertion, Beat- Up, Take -Up
Auxiliary functions. Classification of looms. Loom timing diagram for different motions,
Negative and Positive Cam shedding - Negative and Positive Dobby shedding – Cross
border Dobby - Pick finding device and dobby pegging.
UNIT II
Jacquard shedding – Single Lift, Single Cylinder, Double Lift, Single Cylinder, Double
Lift, Double Cylinder jacquards, Electronic jacquards - Card Cutting Lasing. Cone
overpick, Side leverpick, Cone underpick, Ruti Underpick, swell checking, check straps,
hydraulic Swell checking, Check Straps, Hydraulic checking - 4 bar 6 bar linkage, beat
up mechanism, crank arm types.
UNIT III
Weaving Accessories -Types and Selection of Heald Wires, Heald Frames, Reeds,
Shuttles, Picking Accessories, Drop Wires, and Temples. Negative let off and Positive
Let off, Five and Seven Wheel take up motions, Continuous take up motion, Loose Reed
and Fast Reed Mechanisms, Types of Warp Stop Motions, Multiple Box Motions, Pick at
will motion.
UNIT IV
Weft feelers - different types. Pirn transfer mechanisms, Thread Cutters, Eye and temple
cutters. Yarn quality requirements for Shuttleless looms, Principles of weft insertion in
shuttleless loom, weft accumulators – selvedges – mechanisms of weft insertion by
Projectile, Rapier, Airjet and Waterjet, Techno economics of shuttleless weaving.
UNIT V
Multiphase looms, quick style changes, Weaving of rotor spun yarns, blended yarns,
filament yarns – denim – Warp preparation and weaving of Terry fabrics- Improving
productivity
TEXT BOOKS
1. Sriramlu P.K., Ajgaonkar D.B. & Talukdar M.K., Weaving Machines: Mechanisms, Management, Mahajan Publishers, Ahmedabad, 1998.
2. Marks P & Robinson A.T.C., Principles of Weaving, the Textile Institute, Manchester,
1989.
REFERENCES
1. Lord P.R. and Mohamed M.H., Weaving: Conversion of Yarn to Fabric, Merrow publications, 1992.
2. Chakravorthy B., Mechanism of Weaving Machines, Smt.Chakravorthy serampore W.B.1982.
3. Ormerod, Modern Preparation and Weaving, Butterworths & Co. Ltd., 1983.
4. Talavasek O. & Svaty V., Shuttleless Weaving Machines, Elsevier Scientific Pub.Co., New York 1981.
5. Adanur S., Handbook of Weaving, Technomic Publishing Co., Inc., 2001.
UNIT I
Basic Weaving motions – Warp Let- off, shedding, filling insertion, Beat- Up, Take -Up
Auxiliary functions. Classification of looms. Loom timing diagram for different motions,
Negative and Positive Cam shedding - Negative and Positive Dobby shedding – Cross
border Dobby - Pick finding device and dobby pegging.
UNIT II
Jacquard shedding – Single Lift, Single Cylinder, Double Lift, Single Cylinder, Double
Lift, Double Cylinder jacquards, Electronic jacquards - Card Cutting Lasing. Cone
overpick, Side leverpick, Cone underpick, Ruti Underpick, swell checking, check straps,
hydraulic Swell checking, Check Straps, Hydraulic checking - 4 bar 6 bar linkage, beat
up mechanism, crank arm types.
UNIT III
Weaving Accessories -Types and Selection of Heald Wires, Heald Frames, Reeds,
Shuttles, Picking Accessories, Drop Wires, and Temples. Negative let off and Positive
Let off, Five and Seven Wheel take up motions, Continuous take up motion, Loose Reed
and Fast Reed Mechanisms, Types of Warp Stop Motions, Multiple Box Motions, Pick at
will motion.
UNIT IV
Weft feelers - different types. Pirn transfer mechanisms, Thread Cutters, Eye and temple
cutters. Yarn quality requirements for Shuttleless looms, Principles of weft insertion in
shuttleless loom, weft accumulators – selvedges – mechanisms of weft insertion by
Projectile, Rapier, Airjet and Waterjet, Techno economics of shuttleless weaving.
UNIT V
Multiphase looms, quick style changes, Weaving of rotor spun yarns, blended yarns,
filament yarns – denim – Warp preparation and weaving of Terry fabrics- Improving
productivity
TEXT BOOKS
1. Sriramlu P.K., Ajgaonkar D.B. & Talukdar M.K., Weaving Machines: Mechanisms, Management, Mahajan Publishers, Ahmedabad, 1998.
2. Marks P & Robinson A.T.C., Principles of Weaving, the Textile Institute, Manchester,
1989.
REFERENCES
1. Lord P.R. and Mohamed M.H., Weaving: Conversion of Yarn to Fabric, Merrow publications, 1992.
2. Chakravorthy B., Mechanism of Weaving Machines, Smt.Chakravorthy serampore W.B.1982.
3. Ormerod, Modern Preparation and Weaving, Butterworths & Co. Ltd., 1983.
4. Talavasek O. & Svaty V., Shuttleless Weaving Machines, Elsevier Scientific Pub.Co., New York 1981.
5. Adanur S., Handbook of Weaving, Technomic Publishing Co., Inc., 2001.
0 comments:
Post a Comment