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Rationale
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Objectives
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| CONTENTS |
| Topics |
Content |
Periods |
| 01 |
Introduction |
05 |
| 01.01 |
Various systems of yarn preparation and their functions -Winding, Warping, Sizing, Beaming, Looming. |
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| 01.02 |
Forms of yarn available to manufacturers. |
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| 01.03 |
Brief idea about different process for bleached, mono-coloured and multi-coloured warps and weft. |
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| 02 |
Winding |
22 |
| 02.01 |
Objects and types of winding. |
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| 02.02 |
Slow Speed Winding: Upright spindle winding machine and its drive, traverse motion. Cam and Mangle Wheel mechanism. Merits and demerits of upright spindle winding machine. Drum winding machine and its mechanism. |
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| 02.03 |
Modern upright spindle winding machine. |
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| 02.04 |
High Speed Winding. |
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| 02.05 |
Super Speed Winding |
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| 02.06 |
Automatic Cone and Cheese winding. |
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| 02.07 |
Mechanism and motions used in cone and cheese winding. |
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| 02.07.01 |
Creel. |
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| 02.07.02 |
Balloon Breaker. |
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| 02.07.03 |
Tensioners: Washer type, Spinning disc type, Gate type, and Compensating type tensioners. |
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| 02.07.04 |
Clearers and slub catchers. |
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| 02.07.05 |
Ribbon breaker. |
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| 02.07.06 |
Traverse motion. |
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| 02.07.07 |
Cone winding shaft or drum. |
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| 02.07.08 |
Cone or cheese holders. |
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| 02.07.09 |
Automatic thread stop motion. |
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| 02.07.10 |
Full bobbin stop motion. |
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| 02.07.11 |
Drive. |
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| 02.08 |
High Speed Winding Machines: Schafhorst cheese winding machine, Roto-coner cone winding machine, Auto-coner cone winding machine, Uni-coner cone winding machine, Mach-coner cone winding machine, Precision cone and cheese winding, Schweiter winding machine. Merits and demerits of high speed and super winding. |
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| 02.09 |
Automatic cone and cheese winding: Barber coloman automatic spooler winder. Advantages and disadvantages of Barber coloman spooler winder. TFO. |
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| 02.10 |
Winding faults and remedies. |
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| 02.11 |
Control of package faults. |
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| 03 |
Pirn Winding |
09 |
| 03.01 |
Objects of pirn winding. |
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| 03.02 |
Ordinary pirn winding. Merits and demerits of ordinary pirn winding. |
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| 03.03 |
High speed pirn winding. |
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| 03.04 |
Super speed pirn winding. |
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| 03.05 |
Automatic pirn winding. |
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| 03.06 |
Fully automatic pirn winding. |
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| 03.07 |
Schweiter high speed pirn winding machine. |
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| 03.08 |
Hocoba high speed pirn winding machine. |
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| 03.09 |
Schweiter Automatic pirn winding machine. |
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| 04 |
Yarn Count Calculations |
14 |
| 04.01 |
Yarn Counts: Definition with examples. |
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| 04.02 |
Numbering System: Indirect, Direct and Universal System with examples. |
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| 04.03 |
Conversion from one system to another system in the indirect system. |
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| 04.04 |
Conversion from one system to another system in the direct system. |
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| 04.05 |
Conversion from the indirect system to direct system and vice-versa. |
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| 04.06 |
Folded Yarns: Resultant counts, Costing of folded yarns. |
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| 04.07 |
Conditioned count. |
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| 04.08 |
Average counts. |
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| 04.09 |
Reed and Reed Calculations |
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| 04.09.01 |
Definition of Reed. |
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| 04.09.02 |
System of Counting Reed: System based on the number of dents in a given space (stockpart, radcliff, huddersfield, metric), and the system based on the number of groups in a given space (Bolton, Bradford, Blackburn, Irish etc.). |
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| 04.09.03 |
Conversion from one system to another. |
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| 04.10 |
Heald Counts: Counting of healds - definition. Problems. |
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| Recommended Books |
| SL |
Title/Publisher |
Author |
| 1. |
Yarn Preparation, Volume-I |
R. Sen Gupta |
| 2. |
Weaving Calculation |
R. Sen Gupta |
| 3. |
Yarn Winding |
P.K. Banerjee |
| 4. |
Winding |
B.T.R.A. |
| 5. |
Yarn Preparation, Volume I & II |
J.T. Marsh |
| 6. |
Modern Weaving Calculations, Vol. - I |
Singh |
| 7. |
TFO - Technology and Techniques. |
Shree Nivasan Murthy |
| Scheme of Examination: Final Examination Marks = 80 |
