Syllabus -WORKSHOP TECHNOLOGY ME 453- for Tribhuvan University Institute of Engineering All BE first year second part
WORKSHOP
TECHNOLOGY
ME 453
Lecture : 1 Year:
I
Practical : 3 Part:
I/II
Course Objective: The
subject aims at imparting knowledge and skill components in the field of basic
workshop technology. It deals with different hand and machine tools required
for manufacturing simple metal components and articles.
Objectives:
After the completion of the course, the
student shall be able to
1. Practice workshop safety rules effectively
2. Acquire knowledge and use simple hand
tools
3. Acquire knowledge and use simple measuring
and gauging instruments
4. Operate simple drilling machines for
producing small holes
5. Operate various machine tools for
producing simple metal components and articles
6. Acquire knowledge and practice on foundry,
forging and welding
1.
General safety Considerations (2
hours)
1.1.
Bench
Tools
1.2.
Machinist’s
Hammers
1.3.
Screw
Drivers
1.4.
Punches
1.5.
Chisels
1.6.
Scrapers
1.7.
Scribers
1.8.
Files
1.9.
Pliers
and Cutters
1.10. Wrenches
1.11. Hacksaw
1.12. Bench Vise
1.13. Hand drill
1.14. Taps and Dies
1.15. Hand Shears
1.16. Rules, Tapes and Squares
1.17. Soldering Iron
1.18. Rivets
2.
Hand Working Operations (1 hours)
2.1.
Sawing
2.2.
Filing
2.3.
Threading
2.4.
Scribing
2.5.
Shearing
2.6.
Soldering
2.7.
Riveting
3.
Measuring and Gauging (1hours)
3.1.
Introduction
3.2
Semi
– Precision Tools – Calipers, depth Gauge, Feeler Gauge
3.3 Precision Tools
– Micrometers, Vernier Calipers, Vernier Height Gauge, Telescopic Gauge, Hole
Gauge, Bevel Protractor, Dial Indicator, Gauge Blocks and Surface Plate
4.
Drills and Drilling Processes (1
hours)
4.1
Introduction
4.2
Types
of Drill Presses
4.3
Work
Holding Devices and Accessories
4.4
Cutting
Tools
4.5
Geometry
of Drill Bits
4.6
Grinding
of Drill Bits
4.7
Operations
– Drilling, Counter - boring, Counter - sinking, Reaming, Honning, Lapping
4.8
Cutting
Speeds
4.9
Drilling
Safety
5.
Machine Tools (4
hours)
5.1. General Safety Considerations
5.2
Engine
Lathes
5.2.1
Introduction
5.2.2
Physical
Construction
5.2.3
Types
of Lathe
5.2.4
Lathe
Operations – Facing, Turning, Threading
5.3
Shapers
5.3.1
Introduction
5.3.2
Types
of Shapers
5.3.3
Physical
Construction
5.3.4
General
Applications
5.4
Milling
Machines
5.4.1
Introduction
5.4.2
Types
of Milling Machines
5.4.3
Physical
Construction
5.4.4
Milling
Cutters – Plain, Side, Angle, End, Form
5.4.5
Milling
Operations – Plain, Side, Angular, Gang, End, Form, Keyway
5.4.6
Work
Holding Devices
5.4.7
Cutter
Holding Devices
5.5
Grinding
Machines
5.5.1
Abrasives,
Bonds, Grinding Wheels
5.5.2
Rough
Grinders – Portable Grinders, Bench Grinders, Swing Frame Grinders, Abrasive
Belt Grinders
5.5.3
Precision
Grinders – Cylindrical Grinders, Surface Grinders
6.
Material Properties (1
hours)
6.1.
Tool
materials – Low, medium and high carbon steels; Hot and cold rolled steels;
Alloy steels; Carbide and Ceramic materials
6.2.
Heat
treating methods for steels – Annealing, Tempering, Normalizing, Hardening and
Quenching
6.3. Non – ferrous metals – Brass, Bronze,
Aluminum – Comparative Properties
7.
Sheet Metal Works (1
hours)
7.1.
Introduction
7.2.
Sheet
Metal Tools
7.3.
Marking
and Layout
7.4.
Operations
– Bending, Cutting, Rolling
8.
Foundry Practice (1
hours)
8.1.
Introduction
8.2.
Pattern
Making
8.3.
Foundry
Tools
8.4.
Core
Making
8.5.
Melting
Furnace – Cupola
8.6.
Sand
Casting Process
9.
Forging Practice (1
hours)
9.1.
Introduction
9.2.
Forging
Tools
9.3.
Operations
– Upsetting, Drawing, Cutting, Bending, Punching
9.4.
Forging
Presses and Hammers
9.5.
Advantages
and Limitations
10.
Metal Joining (2
hours)
10.1 Safety Considerations
10.2 Introduction
10.3 Soldering
10.4 Brazing
10.5
Welding
– Gas Welding, Arc Welding, Resistance Welding, Tungsten Inert Gas Welding (TIG), Metal Inert Gas Welding
(MIG)
Workshop
Practice: 3 hours/week; 15 weeks
1. Bench Tools and hand operations:
Measuring, Marking, Layout, Cutting, Filling, Drilling, Tapping, Assembly
2. Bench Tools and hand operations: (Contd.)
3. Drilling machines
4. Measuring and Gauging Instruments
5. Engine lathe: Basic operations such as
Plain turning, facing, cutting off, knurling.
6. Engine lathe: Taper turning, drilling and
boring
7. Basic Shaper Operations
8. Milling Machines
9. Grinding Machines
10. Sheet Metal works
11. Foundry Practice
12. Forging Practice
13. Electric Arc Welding
14. Gas Welding
References
1.
“Shop
Theory”, J. Anderson and E. E. Tatro, McGraw – Hill, 5th Edition,
1942
2.
“Machine
shop operations and setups”, O. D. Lascoe, C. A. Nelson and H. W. Porter,
American Technical society, 1973
3.
“Machine
shop Practice – Vol. I” , Industrial Press, New York, 1971
4.
“Machine
shop Practice – Vol. I” , Industrial Press, New York, 1971
5.
“
Technology of Machine Tools”, Mc Graw Hill – Ryerson, 3rd Edition
6.
“Machinery’s
Handbook”, Oberg, Jones and Horton, 23rd Edition, Industrial Press,
New York.
7.
“Elements
of Workshop Technology - Vol. I ( Manufacturing Processes)” – S. K. Hajra
Choudhury and A. K. Hajra Choudhury – Media Promoters and Publishers Pvt. Ltd.
, Bombay, INDIA, Tenth Edition, 1993
8.
“Elements
of Workshop Technology - Vol. II: (Machine Tools)” – S. K. Hajra Choudhury, S.
K. Bose and A. K. Hajra Choudhury – Media Promoters and Publishers Pvt. Ltd. ,
Bombay, INDIA, Eight Edition, 1988
9.
“A
Course in Workshop Technology - Vol. I” – Prof. B. S. Raghuwanshi – Dhanpat Rai
and Co. (P) Ltd, Delhi, INDIA, Ninth Edition, 2002
10.
“A
Course in Workshop Technology - Vol. II” – Prof. B. S. Raghuwanshi – Dhanpat
Rai and Co. (P) Ltd, Delhi, INDIA, Ninth Edition, 2002
11.
“Workshop
Technology - Vol. I” – H. S. Bawa – Tata Mc – Graw Hill publishing company
Limited, New Delhi, INDIA,
12.
“Workshop
Technology - Vol. II” – H. S. Bawa – Tata Mc – Graw Hill publishing company
Limited, New Delhi, INDIA,
A text book of Workshop Technology - R. S.
Khurmi and J. K. Gupta - S. Chand and Company Ltd, New Delhi. INDIA
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