PR614

 

MACHINE TOOL TECHNOLOGY


Metal cutting machine tools and their specifications - machine beds and columns - relative merits of different types of beds and columns - design of beds and columns -force on cutting tool.


Types and design of slideways - wear adjustments.


Design of spindles and bearings – example for lathe, drilling machine and milling machine, choice of bearings.


Types of drives for machine tool – step and stepless – speed and feed mechanisms – kinematic diagrams.


Machine tool vibration – types - effect of undeformed chip thickness variations, rake and clearance angle variations - stability of cutting operation - regenerative chatter - testing of machine tools for alignment and accuracy - standard test charts.


REFERENCES

1) Sen and Bhattacharya,, “Principles of Machine Tools”, New Central Book Agencies, 1975.

2) Boothroyd,G., “Fundamentals of Metal Machining and Machine Tools”, Mc Graw hill, 1985.

3) Acherkan,, “Machine Tool Design”, Vol 2 & 3, MIR Pub, 1973.