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MANUFACTURING TECHNOLOGY — II 2012 Important Questions

Anna University
MANUFACTURING TECHNOLOGY — II 2012 Important Questions

Subject Code : ME2252

1.What is orthogonal rake system? Show the ORS of tool analysis with the help of neat diagram
2.Explain the geometry of single point cutting tool with suitable diagrams
3.What are the standard angles of cutting tool? Illustrate with an example
4.What is the tool life equation and state the factor affecting the tool life.
5.What are the various methods available for taper turning in a lathe?
6.Discuss the tooling layout for the production of a Hexagonal nut in Turret lathe.
7.Briefly explain the principle of working of the sliding head type single spindle automatic machine.
8.List various type of feed mechanisms and explain briefly about tumbler gear reversing mechanism with a sketch
9.Explain Simple indexing, Compound indexing and differential indexing with suitable example.
10.Explain the twist drill nomenclature and define various elements of twist drill
11.Explain the hydraulic drive of a horizondal shaper with neat sketches.
12.With a simple sketch, explain the working of the crank and slotted link quick return motion mechanism used in shaper.
13.Explain the external cylindrical grinding process and surface grinding process.
14.Explain with neat sketches the following operations: Honing, Lapping, Superfinishing and buffering
15.Compare gear shaping and gear hobbing, giving the process and product requirements
16.Explain wheel truing and dressing.
17.Describe the main features of CNC machines which distinguish them from conventional machinetools.
18.explain a turning centre and mention its superiority over the CNC lathe
19.Define CNC and DNC. With a help of a diagram explain the working of NC machine tool.
20.What is the difference between positioning machines and contouring machines



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