UNIT I - BASIC CONCEPTS OF MACHINE DRAWING
Sectioning conventions – Systems of dimensioning and dimensioning of common components – surface finish, symbols and representing surface finish on drawing - Representation of welded joints, riveted joints and screw threads – Fits & Tolerances – calculation of minimum and maximum clearances and allowances – Geometrical tolerance – form and position tolerances –symbols –indicating geometrical tolerances on drawings – Introduction to selective assembly and interchangeable manufacture.
UNIT II - COTTER & PIN JOINTS AND COUPLINGS
Cotter joint with sleeve – Gib and cotter joint – Couplings – Protected and Unprotected type flanged coupling – Universal Coupling.
Using any CAD Software:
Laboratory Class: Gib and Cotter joint & Protected type flanged coupling
UNIT III - BEARINGS AND VALVES
Plummer block – Swivel Bearing – Foot step journal bearing – Foot step ball bearing – Safety valves.
Using any CAD Software:
Laboratory Class: Plummer block & Swivel Bearing
UNIT IV - HEAT ENGINE PARTS
Petrol Engine Piston & Box type steam engine piston and piston rod– Connecting rod – Gland and Stuffing box.
Using any CAD Software:
Laboratory Class: Petrol Engine Piston & Connecting rod
Machine vice – Pipe Vice– Screw Jack – Tailstock - Lathe Slide Rest.
Using any CAD Software:
Laboratory Class: Machine vice & Screw Jack
Reference Book:
1. Narayanan, K.L., Kanniah, P., and Venkata Reddy, K., “Machine Drawing”, New Age International Publications, 2008.
2. Ajeetsingh, “Machine Drawing”, TMH, New Delhi, 2012
3. Bhatt N.D “Machine Drawing”, Charotar Publishing House Pvt. Ltd., 2008.
4. “Faculty of Mechanical Engineering”, “PSG Design Data Book”, DPV Printers, 2006.
5. John, K.C., and Verghese, P.L., “Machine Drawing”, Jovast Publishers, Trissur, 2004.
Text Book:
1. Gopalakrishna, K.R., “Machine Drawing”, Subhas publishing House, Bangalore, 2007.
2. Sidheswar, N., Kannaiah, P., and Sastri, V.V.S., “Machine Drawing”, TMH New Delhi,2014.
