Workshop Technology I LESSON PLANHand Working Operations Sawing – Choice of blades and sawing techniques; Filling – Techniques of filing; Tapping and dieing; Scribing; Shearing; Soldering; Riveting; Safety. Power Tools Power Hack saw; Band saw – Horizontal cutoff saw, Vertical band saw; Grinders – Bench and Hand – held types; Belt and disk sanders; Hand held power drill; Safety. Machine Tools (Contd.) 3
WORKSHOP TECHNOLOGY I
INTRODUCTION 1
Workshop Technology I LESSON PLAN
Bench Tools and Basic Hand Operations Introduction: Familiarization with tools and their use; Machinist's Hammers; Screw Drivers; Punches; Chisels, Scrapers, Scriber; Files; Pliers and Cutters. Bench Tools and Basic Hand Operations (Contd.) Wrenches- open end, box end, combination, adjustable, socket, offset, twelve point ratchet, strap, pipe, spanner, allen; Hacksaws; Bench vises; Hand drill; Taps and Dies; Hand shears; Rules, tape and square – Try square; Soldering and Brazing equipment – Soldering iron; Rivets – Types of rivet heads. 2
Workshop Technology I LESSON PLAN
Hand Working Operations Sawing – Choice of blades and sawing techniques; Filling – Techniques of filing; Tapping and dieing; Scribing; Shearing; Soldering; Riveting; Safety. Power Tools Power Hack saw; Band saw – Horizontal cutoff saw, Vertical band saw; Grinders – Bench and Hand – held types; Belt and disk sanders; Hand held power drill; Safety. Machine Tools (Contd.) 3
Workshop Technology I LESSON PLAN
Measuring and Gauging Semi – precision tools – Rules and scales, try square, inside/outside calipers, depth gauges, feeler gauges. Precision Tools – Micrometer – different types; Vernier Caliper; Vernier height gauge; Telescopic gauges; Hole gauges; Bevel protractor; Dial indicator; Gauge blocks and surface plates. Drills and Drilling Processes Drill Presses – Types; Work Holding attachments and accessories; Cutting Tools; Geometry; Grinding of drill bits; Operations – Drilling, Reaming, Countersinking, Lapping, Cutting speeds; Safety Machine Tools (Contd.) 4
Machine Tools (Contd.) Shapers; Types – Horizontal and Vertical; Construction; General applications Grinding Machine; Horizontal surface grinding; Plain cylindrical grinding Material Properties Tool materials – Low, medium and high carbon steels; Hot and cold rolled steels; alloy steels; carbide; ceramic; Heat treatment methods; Hardening methods; Normalizing; Annealing; Tempering; Quenching; Non – ferrous materials – copper, aluminum, brass, bronze. 6
Workshop Technology I LESSON PLAN
Sheet metal work and Metal Joining Tools; Layout; Bending; Rolling; Cutting Operations Safety in metal joining; Soldering – methods – Brazing – methods Metal Joining (Contd.) Gas Welding – Welding Torch; Oxygen – acetylene welding; Arc welding – Resistance welding; Electric arc welding 7
Workshop Technology I BOOKS
Texts and/ or References J. Anderson and E.E. Tatro, “Shop Theory”, McGraw Hill. 5th Edition, 1942 O. D. Lascoe, C.A. Nelson and H. W. Porter, “Machine Shop Operations and Setups”, American Technical Society, 1973 “Machine Shop Practice – Volume I”, Industrial Press, New York, 1971 “Machine Shop Practice – Volume II”, Industrial Press, New York, 1971 K. Oswald, “Technology of Machine Tools”, McGraw Hill – Ryerson, 3rd Edition 8
Workshop Technology I BOOKS
Oberg, Jones and Horton, “Machinery’s Handbook”, Industrial Press, 23rd Edition Dr. W. A. J. Chapman, “Workshop Technology – Part I; Part II and Part III ”, Standard Publishers Distributors, First South Asian Edition, 1998 Prof. B. S. Raghuwanshi, “A course in Workshop Technology – Vol I and Vol II”, Dhanpat Rai and Co. (P) Ltd, Ninth Edition, 2002 S. K. Hajra Choudhury and A. K. Hajra Choudhury, “Elements of Workshop Technology- Vol I and Vol II”, Media Promoters and Publishers Pvt Ltd, Tenth Edition, 1993 9
Workshop Technology I BOOKS
H. S. Bawa, “Workshop Technology – Vol I and Vol II”, Tata McGraw – Hill Publishing Company Limited, Fourth Reprint, 1999 R. S. Khurmi and J. K. Gupta, “A text book of Workshop Technology”, S. Chand and Company Ltd, Fifth Edition, 1995 R. Upadhyay and K. C. Arora, “ Workshop Practice”, S. K. Kataria and Sons, Delhi, reprint 2004 H. Gerling, “ All about Machine Tools”, New Age International (P) Limited, Publishers, New Delhi, Sixteenth Reprint, August 2000 10
Comments