Workshop Technology detailed syllabus for Diploma in Automobile Engineering (DAE) for C20 regulation curriculum has been taken from the APSBTET official website and presented for the DAE students. For course code, course name, number of credits for a course and other scheme related information, do visit full semester subjects post given below.
For Diploma in Automobile Engineering 1st Year scheme and its subjects, do visit DAE 1st Year C20 regulation scheme. The detailed syllabus of workshop technology is as follows.
Course Objectives:
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Course Outcomes:
- Explain different tools and operations used in 1. Carpentry, 2. Fitting, 3.Forging and 4. Sheet metal
- Discuss various drilling machines and operations on drilling machine.
- Discuss the process of foundry.
- Analyse mechanical working of metals.
1 Introduction :
Basic Workshop Tools and its Operation
Methods of manufacturing processes – casting, forming, metal removal processes, joining processes, surface finishing processes, basic workshop processes – carpentry, fitting, hand forging, machine forging, sheet metal work, cold and hot working of metals.
1.Carpentry
Marking & Measuring Tools:
scales, rules, fourfold wooden rule, flexible measuring rule (tape), straight edge, try square, bevel square, combination square, marking knife, marking gauge, mortise gauge, wing compass, trammel, divider, spirit level
Cutting Tools
Saws:
ripsaw, cross cut saw (hand saw), panel saw, tenon or back saw, dovetail saw, bow saw, coping saw, compass saw, pad or keyhole saw, specifications & uses.
Chisels:
Firmer chisel, bevelled edge firmer chisel, parting chisel, mortise chisel, inside and outside gauges, specifications and uses.
Planes:
Jack plane (wooden jack plane, metal jack plane), rough plane, smoothing plane, rebate plane, plough plane, router, spoke shave.
Boring Tools:
Gimlet, braces-wheel brace, ratchet brace, bit shell bit, expansion bit, centrebit, countersink-bit,
Striking Tools:
Hammers – Warrington hammer, claw hammer, mallet,
Holding Devices:
Bench vice, bench stop, sash cramp (barcramp) G- cramp.
Miscellaneous Tools:
Rasps and files, scraper, oilstone, glass paper, pincer, screwdriver
Carpentry Processes:
Marking, measuring, sawing, chiselling, planning, boring, grooving
Carpentry Joints:
Halving Joint, mortise and tenon joint, bridle joint, butt joint, dowel joint, Tongue& groove joint, screw & slot joint, dovetail joint, corner joint.
Wood Working Machines:
Wood working lathe (wood turning lathe), circular saw, band saw, woodPlaner, sanding machine, belt sander
2.Fitting
Cutting Tools
Chisels:
Flat chisel, cross cut chisel, half round chisel, diamond point chisel, side chisel, specifications and uses.
Files:
Different parts of a file -Types of files- flat file, hand file, square file, round file, triangular file, half round files, knife edge file, needle file -specifications and uses.
Scrapers:
Flat, triangular, half round scrapers, specifications &uses.
Saws:
Hand hacksaw – solid frame, adjustable frame, specifications & uses.
Drill Bits:
Flat drill, straight fluted drill, twist drill, parallel shank, tapered shank, specifications & uses.
Reamer:
Hand reamer, straight and spiral flutes reamers, specifications and uses.
Taps:
Hand taps – taper tap, plug tap and bottoming tap, specifications and uses.
Dies & Sockets:
Dies- solid, adjustable – specifications and uses.
Striking Tools
Hammers:
Parts- ball peen, cross peen, straight peen hammers, soft hammer, sizes, specifications and uses.
Holding Devices
Vices:
Bench vice, hand vice, pin vice, tool makers vice, pipe vice, specifications and uses.
Marking Tools
Surface plate, V-block, angle plate, scriber, punch – prick punch, centerpunch, number punch, letter punch, specifications and uses.
Miscellaneous Tools
Screwdrivers, spanners, cutting pliers, nose pliers,Allen keys.
Checking Instruments
Callipers:
Outside & Inside callipers, hermaphrodite (odd leg) calliper, spring callipers, transfer calliper – uses, dividers – uses.
Measuring Instruments
Combination set, sine bar, Gauges- plug gauge, feeler gauge, Thread gauge, plate & wire gauge, ring gauge, snap gauge specifications & uses, Vernier callipers, Vernier height gauge, Vernier depth gauge, micro meter – outside & inside, – specifications and uses.
Fitting Operations
Marking, sawing, chipping, filing, scrapping, drilling, reaming,grinding,tapping and dieing.
3.Forging
Hand Forging Tools:
Anvil, swage block, hand hammers – types; sledgehammer, specifications and uses, tongs – types, specifications & uses, chisel -hot & cold chisels specifications & uses. Swages – types and sizes, fullers, flatters, punch and drift – sizes and uses.
Equipment:
Forge-parts-Open and closed hearth, heating furnaces, open and stock fire, fuels-charcoal, coal, oil and gaseous fuels-characteristics of fuel.
Smithy Operations:
Upsetting, drawing down, setting down, punching, drifting, bending, welding, cutting, swaging, fullering and flattering.
Forging Hammers –
spring hammer, pneumatic hammer, drop hammer, hydraulic press -line diagram, machine forging operations – Hot drawing, upsetting, punching, Advantages and dis advantages of forging.
Forging Defects:
Types and remedies.
4.Sheet Metal Work
Metals used for sheet metal work.
Sheet Metal Hand Tools
Measuring tools – steel rule, circumference rule, thickness gauge, sheet metal gauge, straight edge, scriber, divider, trammel points, punches, chisels, hammers, snips or shears, straight snip, double cutting shear, squaring shear, circular shear, bench & block shears.
Stakes:
Double seaming stake, beak horn stake, bevel edged square stake, Hatches stake, needle stake, blow Horn stake, hollow mandrel stake,groovers and rivet sets, soldering iron, specifications & uses.
Sheet Metal Operations
Shearing:
Cutting off, parting, blanking, punching, piercing, notching, slitting,Lancing, nibbling and trimming.
Bending:
Single bend, double bend, straight flange, edge hem,Embossing, Beading,planishing, flanging.
Drawing:
Deep drawing, shallow or box drawing.
Squeezing:
Sizing,coining, hobbing, ironing, riveting.
Sheet Metal Joints
Hem Joint:
single hem, double hem & wired edge,
Seam Joint
lap seam, grooved seam, single seam, double seam, dovetail seam, burred bottom seam or flanged seam.
Notches-
straight notch, square notch and slant notch
Fastening Methods
Riveting, soldering, brazing & spot welding.
2.Drilling
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3.Foundry
Introduction:
Development of foundry as a manufacturing process, advantages and limitations of casting over other manufacturing processes.
Foundry Equipment:
Hand Moulding Tools:
shovel, riddle, rammers, trowels, slicks, lifter, strike – off bar, sprue pin bellow, swab, gate cutter, mallet, vent rod, draw spike, rapping plate or lifting plate, , spirit level, moulding boxes, snap box & flash box.
Sands:
Properties of moulding sand – porosity, flowability, collapsibility, adhesiveness, cohesiveness and refractoriness.
Types of Moulding Sand :
green sand, dry sand, loam sand, facing sand, backing sand, parting sand, core sand, systems and their ingredients and uses.
Pattern Making:
Materials such as wood, cast Iron, aluminium, brass, plastics their uses and relative advantages, classification of patterns such as solid (one piece),split pattern- two piece and three pieces, gated patterns and sweep patterns, sequence in pattern making, pattern allowances .
Cores:
Need of cores, types of cores.
Casting:
green sand and dry sand moulding, shell moulding, defects in castings and their remedies.
Special Casting Processes:
(Principles and applications only) die casting – hot chamber, centrifugal casting, investment casting.
4.Mechanical Working of Metals
Introduction:
Hot working and cold working
Hot Working Processes:
rolling – types of rolling, two high mill, three high mills, four high mills, piercing or seamless tubing, drawing or cupping, spinning, extrusion – direct or forward extrusion, indirect or backward extrusion, tube extrusion, Impact extrusion.Hot working operations, advantages & limitations of hot working of metals.
Cold Working Process:
Rolling, drawing – wire drawing, tube drawing, bending, stretchforming, angle bending, spinning, extrusion, squeezing, cold heading, thread rolling, peening.Advantages & limitations of cold working.
Reference Books:
- Production Technology by Jain & Gupta (Khanna Publishers)
- Elementary Workshop Technology by HazraChowdary& Bhattacharya (Media Promotors)
- Manufacturing Technology (Vol I) by P N Rao (McGraw Hill)
- Workshop Technology Vol I & II by Raghuvamshi
For detailed syllabus of all other subjects of Diploma in Automobile Engineering, C20 regulation curriculum do visit DAE 1st Year subject syllabuses for C20 regulation.
For all Diploma in Automobile Engineering exam timetable, visit APSBTET DAE all semester exam timetable direct link.