Engineering Tutorials

ME-105-F WORKSHOP TECHNOLOGY

Class Work : 50 Marks
Examination : 25 Marks

Manufacturing Processes:
Introduction to Manufacturing Processes and their Classification. Industrial Safety; Introduction, Types of Accidents, Causes and Common Sources of Accident, Methods of Safety, First Aid., Objectives of Layout, Types of Plant Layout and their Advantages.
Foundry, Forming and Wielding :
Foundry: Introduction to Casting Processes, Basic Steps in Casting Processes. Pattern: Types of Pattern and Allowances. Sand Casting: Sand Properties, Constituents and Preparation. Mould & Core Making with assembly and its Types. Gating System. Melting of Metal, Furnaces and Cupola, Metal Pouring, Fettling. Casting Treatment, Inspection and Quality Control. Sand Casting Defects & Remedies.

Forming Processes: Basic Principle of Hot & Cold Working, Hot & Cold Working Processes, Rolling, Extrusion, Forging, Drawing, Wire Drawing and Spinning. Sheet Metal Operations: Measuring, Layout marking, Shearing, Punching, Blanking, Piercing, Forming, Bending and Joining.
Welding: Introduction to Welding, Classification of Welding Processes, Gas Welding: Oxy-Acetylene Welding, Resistance Welding; Spot and Seam Welding, Arc Welding: Metal Arc, TIG & MIG Welding, Welding Defects and Remedies, Soldering & Brazing.
List of Experiments / Jobs
To study different types of measuring tools used in metrology and determine least counts of vernier calipers, micrometers and vernier height gauges.
To study different types of machine tools ( lathe, shape or planer or slotter, milling, drilling machines)
To prepare a job on a lathe involving facing, outside turning, taper turning, step turning, radius making and parting-off.
To study different types of fitting tools and marking tools used in fitting practice.
To prepare lay out on a metal sheet by making and prepare rectangular tray, pipe shaped components e.g. funnel.
To prepare joints for welding suitable fo r butt welding and lap welding.
To perform pipe welding.
To study various types of carpentry tools and prepare simple types of at least two wooden joints.
To prepare simple engineering components/ shapes by forging.
To prepare mold and core assembly, to put metal in the mold and fettle the casting.
To prepare horizontal surface/ vertical surface/ curved surface/ slots or V-grooves on a shaper/ planner.
To prepare a job involving side and face milling on a milling machine.

Note : –
1. At least ten experiments/jobs are to be performed/prepared by the students in the semester.
2. At least 8 experiments/ jobs should be performed / prepared from the above list, remaining two may either be performed/ prepared from the above list or designed & set by the concerned institution as per the scope of the syllabus of the ‘Manufacturing Processes’ as mentioned below.

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