Manufacturing Process-1 — Summer 2023

Enlist the operations performed on Lathe machine.

Give the comparison between a turret lathe and capstan lathe

State the desirable properties of cutting fluids. Derive the expressions for shear angle and chip thickness ratio.

State the functions of live centre and dead centre in a lathe.

Differentiate between orthogonal and oblique cutting.

Give detailed classification of machine tools with their application

Explain why a lathe bed is made from cast iron. Explain the lathe bed with a neat sketch.

Define the following terms used in lathe operations: (1) Cutting speed (2) Depth of cut (3) Machining time

Explain knurling operation on lathe machine with positions of work piece and tool .

Draw a neat sketch of single point cutting tool & explain important tool signature

What is boring operation? Sketch a boring tool.

Describe the difference between up milling and down milling.

Classified metal cutting sawing machine and explain any two in details.

Classify milling machines.

Differentiate three jaw and four jaw chuck

Write names of various types of drilling machines & explain any one with neat sketch

Explain quick return mechanism used in shaper machine with neat sketch

Draw a neat sketch of a knee and arbor type milling machine and label its parts.

Draw a neat sketch of a planer and label its various parts.

What is mandrel? Discuss use of mandrel in manufacturing with suitable example.

Compare shaper and planer.

Explain the specifications of a radial drilling machine with a neat sketch. Explain the difference between drilling and boring.

What is indexing? Why is it required?

Explain surface grinding operation with neat diagram

Explain types of bonding process of abrasives with grinding wheel (any three)