Revised scheme for B.Tech. - Punjab Technical University

PTU/BOS/ME/101/10-06-2005/BATCH-2003
DE/PE-3.1 MACHINE TOOL DESIGN
Internal Marks: 40 L T P
External Marks: 60 3 1 0
Total Marks: 100
INTRODUCTION
General requirements to machine tools, Machine tool design recommendations,
Classification of motions to shape surface, Machine tool drives for rectilinear motion,
Periodic motion, reversing motion etc.
KINEMATICS OF MACHINE TOOLS,
Kinematics or gearing diagram of Lathe, drilling Machine, Milling Machine etc. Main.
drive and feed drive, principles specification of Machine tool.
DESIGN OF KINEMATICS SCHEME.
Methods to determine transmission ratios for drives,. Development of Kinematics
scheme, minimum of transmission transmission groups, Determination of number of
teeth on gears.
SPEED AND FEED BOXES;
General requirement Design of gear trains, speed boxes types, speed changing
devices Feed boxes characteristics of feed mechanism, types of Rapid traverse
mechanisms, variable devices.
SPINDLE DESIGN AND SPINDLE BEARINGS.
Main requirement, Materials and details of spindle design, Spindle bearings,
bearings, types of bearings and their selections, Bearing Materials BED,
COLUMNS, TABLES AND WAYS;
Materials, typical constructions and design.
MACHINE TOOLS CONTROL SYSTEMS
Requirement of control system selection and construction of control systems
Mechanical control system, predilection control, remote control safety devices.
MACHINE TOOL DYNAMICS
Dynamic performance, dynamic and elastic system of Machine, tools. Dynamics of
cutting forces, tool chatter.
BOOKS:
1, Sen and Bhattacharya, Machine Tools Design., CBS Publishers
2. N.K. Mehta Machine Tool Design, Tata Mc Graw Hill.
3, N. Acherkan Machine Tool Design, Four Volumes,.Mir Publishers.,
5. S.K. Basu and D.K. Pal, Design of machine tools, Oxford and IBH