MF8301 - MANUFACTURING PROCESSES - I (Syllabus) 2017-regulation Anna University

MF8301 - MANUFACTURING PROCESSES - I (Syllabus) 2017-regulation Anna University

MF8301	MANUFACTURING PROCESSES - I	LPTC

3003

OBJECTIVES: At the end of this course the student should be able to understand

• Methods to solve problems on cutting forces, tool life and analytical methods of estimating cutting temperature.
• Constructional features of lathe, drilling, shaper, planer, boring, broaching, and grinding machines, accessories and common operations performed on these machines.
• Machine tool structures, erection and testing of machine tools Concept of automation of machine tools.

UNIT I	FUNDAMENTALS OF METAL CUTTING	9

Tool geometry- Mechanics of orthogonal and oblique cutting - mechanism of chip formation- Types of chips produced in cutting -Cutting forces - Merchant’s circle diagram – simple problems -Cutting temperature-causes, effects, measurement, estimation and control-Tool failure modes-wear mechanisms – tool life - simple problems- Machinability -Surface finish and integrity of machined surfaces- Machining economics- cutting tool materials- Cutting tool reconditioning-Cutting fluids.

UNIT II	BASIC MACHINING PROCESSES	9

Lathe: Kinematic arrangement -Specification - Types - Mechanisms - work holding devices- Operations - Drilling: Specification - Types - Mechanism - Operations - Drill tool nomenclature –- Boring: Specification - Types - Operations - Boring tool - Jig Boring machine – Reamer and tap Milling: Specification – Types - Cutter nomenclature - Types of cutter - mounting of cutters Operations - Indexing - Cam and thread milling- Shaper: Specification - Types – Mechanism- Planer: Specification - Types - Mechanism - Broaching: Specification - Types - Tool nomenclature - Broaching process.

UNIT III	GRINDING AND FINISHING OPERATIONS	9

Grinding: Types of grinding machine - Designation and selection of grinding wheel - Abrasives- Bonds -bonded abrasives - Reconditioning of grinding wheel - grinding operations and machines wheel grinding -Design Considerations for grinding- economics of grinding- finishing operation. - deburring - lapping, honing, burnishing - super finishing operations.

UNIT IV	GEAR CUTTING	9

Gear cutting methods-Kinematics of gear shaping and gear hobbing – template gear cutting methods-Gear generation principles specifications - Bevel gear generator - Gear finishing methods-gear grinding -lapping

UNIT V	MACHINE TOOL STRUCTURE AND AUTOMATION	9

Classification Machine tool structures-Vibration and chatters in machining-erecting and testing of machine tools-Automation: Cam controlled automats, single spindle and multi spindle automats - Swiss type, automatic screw mechanism - Feeding mechanism - Transfer mechanism, Tracer controller mechanism.

TOTAL : 45 PERIODS

OUTCOME:

• Upon completion of this course, the students can able to use different manufacturing process and use this in industry for component production

TEXT BOOKS:

1. Geoffrey Boothroyd, Winston A. Knight, “Fundamentals of Metal Machining and Machine Tools”, 2nd edition, CRC, 1988.
2. Pandy.P.C., C.K. Singh, ”Production Engineering and Science”, Standard Publishers distributors, New Delhi, 2003

REFERENCES:

1. S.K. Hajra Choudry, S.K.Bose, A.K. Hajra Choudry " Elements of Workshop Technology Vol II: Machine tools", Media promoters and Publishers Pvt Ltd, 2002
2. Krar, Osward, “Technology of Machine Tools”, McGraw Hill International Editions, 1991.
3. Paul Degarma. E., J.T.Black and Ronald A.Kosher, “Materials and Processes in Manufacturing”, Eighth Edition, Prentice-Hall of India, 1997.
4. Roy A Lindberg, “Process and Materials of Manufacture”, Fourth Edition Prentice-Hall of India, 1994.
5. Sharma. P.C., “A Text book of Production Technology”, S.Chand and Co., Ltd., 1999.