Hall Ticket No Question Paper Code: BCCB05
INSTITUTE OF AERONAUTICAL ENGINEERING
(Autonomous)
M.Tech I Semester End Examinations (Regular) January, 2019
Regulation: IARE-R18
DESIGN FOR MANUFACTURING AND ASSEMBLY
Time: 3 Hours (CAD/CAM) Max Marks: 70
Answer ONE Question from each Unit
All Questions Carry Equal Marks
All parts of the question must be answered in one place only
UNIT I
1. Explain the various steps involved in systematic design process of a product with suitable example.

Discuss various design guidelines for selection of materials with suitable examples
2. What is manufacturability? Discuss general rules for Manufacturability.
What are process selection charts? Explain uses of process selection charts.
UNIT II
3. Discuss the general design recommendations for machined parts.
Explain the appraisal of various casting processes.
4. Describe the need of pre welding and post welding operation and its impact on the performance
of welded component.
What are the differences between punching and blanking? Explain with neat sketches.
UNIT III
5. Explain keeler Goodman forming line diagram.
Explain the design recommendations of the following
Design for closed die forging ii) drop forging die
6. How assembly methods are classified Explain.
Explain the criterion for choice of assembly method.
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UNIT IV
7. How assembly methods are classified Explain.
What are the applications of brake caliper and what is the use of brake caliper? Explain the
criterion for choice of assembly method.
8. Explain the assembly and exploded parts of Footstep bearing with 3D sketches.
Explain in detail indexing mechanism in automated part transfer.
UNIT V
9. Explain about manual assembly data base and design data sheets. What is importance of design
data sheets for increasing the quality of DFMA?
Explain the process of avoiding jamming during assembly
10. What is effect of part symmetry, part thickness and size on handling time? Explain with suitable
examples.
What is the effect of chamfer design on handling time.