1. Inspection (09 hrs)
Introduction, units of measurement, standards for measurement and
interchangeability. International, national and company standard, line and wavelength
standards. Planning of inspection: what to inspect? When to inspect? Who should
inspect? Where to inspect? Types of inspection: remedial, preventive and operative inspection,
incoming, in-process and final inspection. Study of factors influencing the quality of manufacture.
2. Measurement and Gauging (22 hrs)
Basic principles used in measurement and gauging, mechanical, optical,
electrical and electronic. Study of various measuring instruments like: calipers, micrometers, dial
indicators, surface plate, straight edge, try square, protectors, sine bar,
clinometer, comparators – mechanical, electrical and pneumatic. Slip
gauges, tool room microscope, profile projector. Limit gauges: plug, ring, snap, taper, thread, height, depth, form, feeler, wire
and their applications for linear, angular, surface, thread and gear
measurements, gauge tolerances. Geometrical parameters and errors:
Errors & their effect on quality, concept of errors, measurement of
geometrical parameter such as straightness, flatness and parallelism. Study of procedure for alignment tests on lathes, drilling and milling
machines. Testing and maintenance of measuring instruments.
3. Statistical Quality Control (16 hrs)
Basic statistical concepts, empirical distribution and histograms, frequency,
mean, mode, standard deviation, normal distribution, binomial and Poisson, Simple- examples.
Introduction to control charts, namely X, R, P and C charts and their
applications. Sampling plans, selection of sample size, method of taking samples,
frequency of samples. Inspection plan format and test reports
4. Modern Quality Concepts (09 hrs)
Concept of total quality management (TQM) National and International Codes. ISO-9000, concept and its evolution
QC tools Introduction to Kaizen, 5S
5. Instrumentation
Measurement of mechanical quantities such as displacement, vibration,
frequency, pressure temperature by electro mechanical transducers of
resistance, capacitance & inductance type.