Tool Design for Economic Production – Mechanical

IOE Syllabus – Elective I for Mechanical Engineering

ME72507

Lecture

: 3

Year

: IV

Tutorial

: 1

Part

: I

Practical

: 3/2

Course Objectives : After completion of the course students appreciate and realize the importance of the relation between tooling with design, cost and production. They can apply jigs and fixtures in production and design them as per demand.

1.

Cutting tools for productive machining

(12 hours)

1.1

Mechanics of metal cutting

1.2

Cutting tools materials

1.3

Machinability

1.4

Economics of machining

1.5

Modern cutting tool techniques.

2.

Press tools

(8 hours)

2.1Types of presses

2.2Computation of capacities and tonnage requirements for blanking, piercing, bending, forming and drawing operations.

2.3Principles and design procedures for press tools

2.4Detailed design procedure for bending operation with examples.

3. Forging dies

(8 hours)

3.1Types of forging equipment and operations

3.2Component and materials design for forging

3.3Die design for drop and press forging

3.4Die design for machine forging

3.5Tools for flash trimming and hole piercing

4. Jigs and Fixtures – introduction

(5 hours)

4.1Definitions of jigs and fixtures

4.2Function of jigs and fixtures

4.3Analysis of locating, clamping and guiding methods

4.4Work holding principles of flat, round and irregular surfaces and methods of

holding them.

5. Design of drill jigs

(5 hours)

5.1Types of drill jigs

5.2Jig and machine relationship

5.3Jig body and jig feet

5.4Examples of typical drill jigs

5.4.1Plate jig, solid jig, turn over jig

5.4.2Pot and post jig, swing-latch jig

5.4.3bBox jig, indexing drill jig

6. Design of fixtures

(7 hours)

6.1Types of milling fixtures

6.2Fixtures and machine relationship

6.3Examples of typical milling fixtures

6.3.1Plain milling fixtures, string milling fixtures

6.3.2Gang milling fixtures, indexing milling fixtures

6.4Design of turning, grinding and broaching fixtures.

Practical:

Minimum of THREE assignments on Design, manufacture and use of a complete set of tooling for a component.

References:

1.ASTME, “Fundamental of Tool Design”

2.Colo C.B, “ Tool Design”

3.ASTME, “Die Design Hand Book”.

4.Calvin and Hoise , “Jigs and Fixtures”

5.Jain and Gupta, “ Production Technology

Evaluation Schemes

The question will cover all the chapters of the syllabus. The evaluation scheme will be as indicated in the table.

Unit

Chapter

Topics

Marks

1

1

all

16

2

2

2

16

3

3

all

16

4

4 & 5

all

16

5

6

all

16

Total

80

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Raju Dawadi
Raju Dawadi
Raju is currently actively involved in DevOps world and is focused on Container based architecture & CI/CD automation along with Linux administration. Want to discuss with him on any cool topics? Feel free to connect on twitter, linkedIn, facebook.

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