GTU Manufacturing Process - 1 - December 2014 Exam Question Paper

GTU Mechanical Engineering (Semester 3)
Manufacturing Process - 1
December 2014

Total marks: --
Total time: --

INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary

1 (a) Give the Classification of Machining Processes and Also discuss the major factors influence the selection of a suitable machining process.

7 M

1 (b) Explain size of Lathe. Also describe various types of Lathes along with their applications and general specifications.

7 M

2 (a) Describe Turning operation in Lathe Machine. Also discuss Shoulder Turning and Eccentric Turning with neat sketch.

7 M

Answer any one question from Q2 (b) or Q2 (c)

2 (b) What is Tool Signature and Tool Geometry ? Explain importance of tool angles for single point cutting tool in brief.

7 M

2 (c) Write a short note on "Turret Lathe".

7 M

Answer any two question from Q3 (a), (b) or Q3 (c), (d), (e)

3 (a) Enlist various operations carried out on drilling machine. Also explain Tapping, Trepanning and Countersinking.

7 M

3 (b) Discuss briefly, with a neat sketch, horizontal boring machine.

7 M

3 (c) Explain Radial drilling machine with neat sketch.

7 M

3 (d) Give the comparison between boring and reaming. Also describe Precision boring machine with neat sketch.

7 M

Answer any two question from Q4 (a), (b) or Q4 (c), (d), (e)

4 (a) What is Indexing? Enlist and Discuss various types of Indexing.

7 M

4 (b) Explain Hydraulic shaper mechanism in details and also discuss the quick return motion of Hydraulic shaper.

7 M

4 (b) Give the differences among shaper, planner and slotter. Discuss Briefly the planner driving mechanism.

7 M

4 (c) Enlist various Milling Operations. Discuss the following operations.
1. Straddle Milling
2. Gear Milling
3. Face Milling

7 M

Answer any two question from Q5 (a), (b) or Q5 (a), (b)

5 (a) What are the advantages, limitations and applications of broaching? Explain "Pull broaching" and "Push Broaching".

7 M

5 (b) What is an Abrasive? How are abrasive Classified? Enlist and explain various abrasives used in grinding wheels.

7 M

5 (c) Write a short note on: "Band Sawing Machine"

7 M

5 (d) With neat sketch explain Center less Grinding Machine.

7 M

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