Machine Tool Design (ME-7004)

Machine Tool Design (ME-7004) RGPV notes CBGS

Syllabus

UNIT 1:
Classification, General Requirements and Design Recommendations of Machine Tools. Cutting forces in various machining processes and power requirements of various Machine Tools such as Lathe Machine, Drilling Machine, Shaping Machine, Milling Machine, Grinding Machine and Broaching Machine

UNIT 2:
Kinematics of Machine Tool Drives, Classification, selection of maximum and minimum cutting speeds and feeds, series of spindle speed, standard series and value of common ratio, determining common ratio and transmission ratio for drives powered by multispeed electric motor, Semigraphical method for transmission ratio, structures deviating from normal uniform structures, gear box layout and teeth calculations, step less regulationsElectrical and Mechanical.

UNIT 3:
Design aspects of Machine Tool Elements, Framework, Guides, Spindle Bearing and Power Screws

UNIT 4:
Lubrication and Rigidity in Machine Tools, Introduction, Steps in selecting proper lubrication oil, Frictional conditions of working, Specifications of lubrication oil, Rigidity of Machine Tool Units, Rigidity of recirculating ball Screw Assembly, overall static rigidity of machine tools, dynamic rigidity of machine tools

UNIT 5:
Stick slip vibration in machine tools, Vibration isolated tool holders, Forced vibrations in machine tools, Shock Absorber self excited vibrations or chatter.

Credit Based Grading System

References

1. Ghosh and Bhattacharya, Machine Tool Design
2. Acherken, Design of Machine Tools, Mir Publications

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