JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

To make the student to know;

• Design and manufacture of simple patterns
• Sand testing
• Arc welding, gas welding and resistance welding equipment for the fabrication of welded joints
• Pipe bending and injection molding equipment

Course Outcomes

The student will be able to:

• Design and manufacture simple patterns
• Control sand properties in foundry
• Operate arc welding, gas welding and resistance welding equipment
• Use pipe bending and injection moulding equipment Minimum of 12 Exercises need to be performed I. METAL CASTING LAB:
• 1. Pattern Design and making - for one casting drawing.
• 2. Sand properties testing - Exercise -for strengths, and permeability – 1
• 3. Moulding Melting and Casting - 1 Exercise II WELDING LAB:
• 1. ARC Welding Lap & Butt Joint - 2 Exercises
• 2. Spot Welding - 1 Exercise
• 3. TIG Welding - 1 Exercise
• 4. Plasma welding and Brazing - 2 Exercises
• a. (Water Plasma Device) III MECHANICAL PRESS WORKING:
• 1. Blanking & Piercing operation and study of simple, compound and progressive press tool.
• 2. Hydraulic Press: Deep drawing and extrusion operation.
• 3. Bending and other operations IV PROCESSING OF PLASTICS
• 1. Injection Moulding
• 2. Blow Moulding

REFERENCE BOOK:

• 1. Dictionary of Mechanical Engineering – G.H.F. Nayler, Jaico Publishing House.