Manufacturing Process-1 — Winter 2020

Explain the term ‘Machine Tool’ and how is it different from machine.

What is the difference between production machine tools and special purpose machine tools?

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

How is lathe specified? Explain with neat sketch.

Compare the applications, accuracies and disadvantages of 3-jaw and 4-jaw chucks.

Explain the steady rest and follower rest as used in engine lathes. Give their functions.

Explain the difference between sensitive drilling machine and vertical drill press.

Explain Jig Boring Machines.

Explain horizontal boring machine with neat sketch.

Write a short note on : ‘ Shaper Feed Mechanism’

Explain the different operations performed with the help of drilling machine.

Explain twist drill nomenclature with neat sketch.

List out various planner drive and feed mechanisms.

List out the advantages and disadvantages of hydraulic drives.

Write a short note on : (1) Gang milling (2) Straddle milling (3) String milling

How is the size of a milling machine specified?

What are the basic table movements available on a universal milling machine?

Give the differences among shaper, planner and slotter. Discuss Briefly the planner driving mechanism.

Explain the function of face plate and lathe dog in lathe machine.

Explain Up milling with help of neat sketch.

What are the advantages, limitations and applications of broaching? Explain “Pull broaching” and “Push Broaching”.

Explain the importance of grain size in Grinding Process.

Differentiate between centre type and centre less grinding machines.

Why alignment test are required on machine tool? With a neat sketch explain any two alignment test.