ME60215: Theory Of Abrasive Machining

ME60215
Course name	Theory Of Abrasive Machining
Offered by	Mechanical Engineering
Credits	3
L-T-P	3-0-0
Previous Year Grade Distribution
1 1 3 2 EX A B C D P F
Semester	Autumn

Syllabus

Syllabus mentioned in ERP

Introduction – purpose of grinding – basics of grinding – similarity between grinding and machining – identification of process parameters in grinding – various grinding processes – finish grinding – grinding for bulk material removal – creep feed grinding – fast feed grinding. Grinding Wheels – specifications – grit materials – grit shape and size – bond – structure – concentration – hardness – super abrasive wheels – monolayer wheels Grinding Geometry and Kinematics – contact length – measurement of contact length – grinding path – active grits – measurement of active grits – maximum grit depth of cut for regular as well as irregular wheel topography Wheel Conditioning – truing and dressing techniques and parameters – effect of dressing on grinding wheel parameters – dressing of super-abrasive wheels – characterisation of wheel topography Grinding Mechanism and Mechanics – grinding chips and their analysis – mechanism of chip formation in grinding – shearing, rubbing and ploughing – other sources of energy consumption in grinding – mechanism in super-abrasive grinding – grinding force and specific energy modelling - effect of parameters on forces and specific energy Temperature in Grinding – Measurement of grinding temperature – Thermal modelling of grinding process – effect of grinding parameters on temperature – effect of temperature of job quality – temperature control techniques – grinding fluids and lubrication Surface Integrity – Understanding surface integrity – thermal damages in grinding – burning – oxidation – tempering – residual stresses – effect of residual stresses on job quality – measurement of residual stresses – introduction to X-ray diffractometry – XRD measurement of residual stress – application of Barkhausen Noise Technique in grinding Grinding Wheel Wear – measurement techniques – wear mechanisms – grinding chemistry – grinding fluids and lubrication Special Topics •Cryogenic Grinding •Monolayer super-abrasive wheels •Ductile Regime Grinding •Diamond Turning •Creep Feed Grinding •High Efficiency Deep Grinding •High Speed Grinding •ELID Grinding •Belt Grinding Loose Abrasive Machining

Time Table

Day	8:00-8:55 am	9:00-9:55 am	10:00-10:55 am	11:00-11:55 am	12:00-12:55 pm		2:00-2:55 pm	3:00-3:55 pm	4:00-4:55 pm	5:00-5:55 pm
Monday	ME306	ME306
Tuesday					ME306
Wednesday
Thursday
Friday