ITI's which provides courses for Draughtsman (Mechanical)

Sem. I

Sr. No.

Subjects of Study

Trade Practical

Trade Theory

1

Importance of trade training, List of tools & Machinery used in the trade. Health & Safety: Introduction to safety equipments and their uses. Introduction of first aid, operation of Electrical mains. Occupational Safety & Health Importance of housekeeping & good shop floor practices. Health, Safety and Environment guidelines, legislations & regulations as applicable. Disposal procedure of waste materials like cotton waste, metal chips/burrs etc. Basic safety introduction, Personal protective Equipments (PPE):- Basic injury prevention, Basic first aid, Hazard identification and avoidance, safety signs for Danger, Warning, caution & personal safety message. Preventive measures for electrical accidents & steps to be taken in such accidents. Use of Fire extinguishers.

Importance of safety and general precautions observed in the in the industry/shop floor. All necessary guidance to be provided to the new comers to become familiar with the working of Industrial Training Institute system including stores procedures. Soft Skills: its importance and Job area after completion of training. Introduction of First aid. Operation of electrical mains. Introduction of PPEs. Introduction to 5S concept & its application. Response to emergencies eg; power failure, fire, and system failure.

2

Practice in using instruments. Drawing of straight and curved lines, Drawing angles, circles etc.

Nomenclature, description and use of drawing instruments & various equipments used in drawing office. Their care and maintenance

3

Layout of drawing sheet as per B.I.S. Different types of lines & their uses in drawing.

Lay out of a drawing sheet as per B.I.S. Lines and their meanings

4

Block letters & numerals. Single & double stroke ratio 7: 4, 5: 4

Type of lettering proportion and spacing of letters and words.

5

Plane geometrical construction triangle, polygons, Circles.

Terms & definitions- polygons and circles.

6

Construction of ellipse, parabola & hyperbola, construction of involutes, cycloid curves, helix & spiral.

Definition of ellipse, parabola, hyperbola, different methods of their construction. Definition & method of drawing involutes cycloid curves, helix & spiral.

7

Dimensioning technique

Terminology – feature, functional feature, functional dimension, datum dimension, principles. Units of dimensioning, system of dimensioning, Method of dimensioning & common features.

8

Projection of points and lines. Projection of plane figures.

Planes and their normal, projections.

9

Projection of solids- prism, cones, pyramids and frustums.

Projections and orthographic projection. First angle and third angle projection. Principal of orthographic projection. Projection of solids like prism, cones, pyramids and frustums in various positions.

10

Free hand sketching, practice in drawing free hand straight lines, curved lines polygons, circles, elliptical figures with irregular contour & free hand sketch of a machine part such as tool post of a Lathe. Intensive free hand sketching of m/c parts along with projection of simple machine parts in lst angle projection. Projection of machine parts drawn in the above exercise in 3rd angle projection.

Importance of free hand sketching, machine drawing. Material and equipment required in sketching.

11

Scale- plain, scales, diagonal scales. Comparative scales, venire scale & scales of chords

Constructions of different types of scales, their appropriate uses, Principle of R.F, diagonal & vernier.

12

Sectional views – Different types of section.

Importance sectional views. Types of sectional views & their uses. Parts not shown in section.

13

Projection of solids, finding out the true shape surfaces cut by oblique planes.

Solution of problems to find out the true shape of surfaces when solids are cut by different cutting planes.

14

Solution of problems to find out the true shape of surfaces when solids are cut by different cutting planes.

Section lines of different materials, conventional signs, symbols & abbreviations, hatching.

15

Development of surfaces bounded by plane. Development of surfaces bounded by plane of revolution Development of an oblique cone with elliptical base etc. Development of solids intersecting each other.

Definition of development, its need in industry & different method of developing the surfaces.

16

Interpenetration of two prisms with their axes intersecting at right angles. Interpenetration of cone cylinder, & pyramids intersecting each other

Definition of Intersection & interpenetration curves. Common method to find out the curve of interpenetration

17

Interpenetration of prisms with their axis intersecting at an angle. Interpenetration of cones & pyramids with their axes intersecting at an angle.

Solution of problems on interpenetration of prism, cones, & pyramids with their axes intersecting at an angle. Intersection of cylinder.

18

Isometric projection of geometrical solids.

Principle of isometric projection, Difference between Isometric drawing & Isometric projection. Isometric scale. Dimensioning an isometric drawing.

19

Isometric projection of a machine part with irregular curves. Free hand isometric drawing of actual objects. Isometric projection of a simple Journal Bearing.

Different methods of drawing Isometric views. Principle and types of oblique projection. Advantage of oblique projection over isometric projection.

20

Oblique projection of solids and machine parts perspective projection of solid.

Types of perspective projection Fundamental concept and definition, Location of station point.

Sem. II

Trade Practical

Trade Theory

1

Screw threads with BIS conventions (free hand sketching as well as with instruments).

Screw threads, terms nomenclature, types of screw thread, proportion and their uses, threads conventions.

2

Types of nuts and washers, with BIS Convention Types of bolts and studs with BIS convention.

Types of nuts & their proportion, uses. Types of bolts and studs, and their proportion, uses. Different types of locking devices. Different types of machine screws, cap screws, set screws and their specification.

3

Locking devices, machine screws caps screw set screw with BIS convention

Different types of foundation bolts.

4

Foundation bolts with BIS convention.

Welded joints. Use of welding symbols, Working drawing of welded Structures.

Types of assembly drawing, types of detailed drawing, preparation of bill of materials. Description of Welded Joints and their representation (Actual and Symbolic) Indication of Welding Symbol on drawing as per BIS.

5

Keys, cotters, circlips and pins with BIS conventions

Purpose, terms, different types of key (Heavy duty and Light duty) and proportions use of cotters, pins and circlips.

6

Types of rivets, types of riveted joints with BIS conventions

Types of fastening materials, types of rivets, their proportions and uses. Types of riveted joints, terms and proportions or riveted joints. Conventional representation

7

To prepare working drawing of riveted structure as per conventional system

Causes of failure of riveted joint efficiency of riveted joints.

8

ALLIED TRADE- FITTING- Use of different types of fitters hand tools, use centre punch different types of files, callipers, hacksaws and hack sawing chisels, hammers

Description and application of simple measuring tools, Description of vices, hammers, cold chisel, files, etc. And proper method of using them. Method of using precision measuring instrument such as vernier height gauges

9

ALLIED TRADE TURNING Plain turning , stepped turning ,Taper turning with different method ALLIED TRADE MACHINIST, Use of jigs and fixtures Simple operations on milling machine such as plain is milling and key way cutting. Marking out castings and forgings. Setting up and operation of shaping, slotting and planning machines

Safety precaution for lathes Description of parts of Lathe & its accessories. Method of using precision measuring instrument such as inside & outside micrometers, depth gauges, vernier, callipers , dial indicators, slip gauges , sine bars, universal bevel protractor, etc. Brief Description of milling shaping slotting and planning machines Quick return mechanism of these machines

10

ALLIED TRADE : SHEET METAL Use of hand tools such as planishing hammers stakes, mallet, bricks prick punch etc. Development of surfaces.

Name and brief description of common equipment necessary for sheet metal work. Different types and uses of joints employed in sheet metal work.

11

ALLIED TRADE :WELDING & FOUDRY MAN/MOULDER Use of hand tools used In Gas and in electric welding of object by gas and electric according to drawing Different types of mould, cores and core dressing, use of moulding tools.

Name and brief description of the Hand tools identification of gas cylinders. Different types of welded joints and necessary preparation required for these. Welding symbols as applied to drawing. Safety precautions, Hand tools used for molding. The description, use and care of hand tools

12

ALLIED TRADE: ELECTRIAN Familiarization with the measuring instruments machinery and panels used in electrician trade Electrical and Electronic symbols and simple wiring diagrams. ALLIED TRADE:MMV- I.C ENGINE Familiarization & Identification of different parts of i.e. Engines (Both spark ignition & compression/ignition-2 stroke & 4 stroke engines).

A.C & D.C Motors Generators of common types and their uses Names and brief description of common equipment necessary for sheet metal work Electrical units and quantities. Laws of electricity. Simple examples of calculation of current voltage, resistance in series and parallel connection (D.C.Circuit). Brief description of internal combustion engines, such as cylinder block piston, carburettor spark plug, camshaft, crank shaft< injector fuel pump etc.

13

Symbols for machining and surface finishes (grades and micron values)

Limits, fit, tolerance. Toleranced dimensioning, geometrical tolerance. Indications of symbols for machining and surface finishes on rawing (grades and micron values) Production of interchangeable parts, geometrical tolerance. Familiarization with IS: 919, IS:2709

14

Working drawing of (muff coupling, flanged coupling, friction grip coupling, pin type flexible coupling, universal coupling) couplings.

Couplings, necessity of coupling, classification of couplings. Uses and proportion of different types of couplings.

15

Working drawing of couplings (oldham’s coupling, claw coupling, cone friction clutch.)

Materials used for couplings.

16

Working drawing of a simple bearing and foot step bearing

Use of a bearing, types of bearing, frictional and anti frictional bearings.

17

Details and assembly drawing of Plummer block.

Material used for frictional bearings. Properties of frictional bearing (sliding bearing) materials.

18

Details and assembly drawing of self aligning bearing (swivel bearing)

Parts of anti frictional bearings (ball, roller, thrust ball, needle & taper roller) Materials and proportion of parts. Difference between frictional and anti frictional bearings. Advantages of anti frictional bearings.

19

PRACTICE ON COMPUTER Practice on two useful software via MSWord & MS Excel, MS Office & operating system

Introduction to computer, windows

20

Introduction to Auto CAD, Auto CAD main Menu, screen menu, command line, model space Drawing layouts, Tool bars, File creation, Save, Open existing drawing

Introduction to Auto CAD Advantages of using Autocad

21

Related Exercises using Absolute Coordinate system, Polar Co-ordinate System and Relative Co-ordinate System, Exercise using Line, Break, Erase, Undo commands

Absolute Co-ordinate system, Polar Co-ordinate System and Relative Co-ordinate System Create Line, Break, Erase, Undo

In-plant training / Project work

Sem. III

Trade Practical

Trade Theory

1

CAD: Exercise using Line, Break, Erase, Undo commands with Absolute Co-ordinate system, Polar Co-ordinate System and Relative Co-ordinate System,

Create Line, Break, Erase, Undo

2

CAD: Exercise using Trim, Offset, Fillet, Chamfer Commands.

Trim, Offset, Fillet, Chamfer, Arc and Circle commands.

3

CAD: Exercise using Move, Copy, Array, Insert Block, Make Block, Scale, Rotate, Hatch Commands

Move, Copy, Array, Insert Block, Make Block, Scale, Rotate, Hatch Commands.

4

CAD: Practice using Creating templates, Inserting drawings, Layers and Modify Layers.

Creating templates, Inserting drawings, Layers Modify Layers

5

CAD: Drawing practice using Dimensioning drawings.

Dimensioning drawings, Creating styles in dimensioning.

6

CAD: Creating styles in dimensioning. Modifying styles in dimensioning.

Modifying styles in dimensioning.

7

CAD: Drawing practice using 3D primitives, Extrude, Revolve command, subtract, union 3D drawing by using User co-ordinate systems. Plotting, Print preview

Introduction to 3D, 3D primitives, Extrude, Revolve command Setting User co-ordinate Systems, Rotating, Plotting, Print preview

8

Pulleys-solid, stepped and built up pulleys. Pulleys-pulley with different types of arms, rope pulleys, belt pulleys and drive.

Belts-power transmitted by belt. Materials of belts slip and creep Velocity of belt. Arc of contact. Simple exercise in calculation of belt speeds, nos. Of belts needed in V-belt drive, velocity, pulley ratio etc. Standard pulleys width of pulley face, velocity ratio chain drive.

9

Pipe fittings, flanges, unions, valves etc. Different types of pipes lay out systems. Different types of pipe joints

Piping materials and specifications of W.I. & Steel pipes. Pipe threads. Pipe fittings. Specifications of fittings. Brief description of different types of pipe joints.

10

Working drawing of gears such as spurs helical, bevel & worm, worm and worm wheel

Use of gears in transmission of power. Different types of gears. Cast gears and machined gears. Use of udomograph for drawing profile of gears etc

11

Cams with different motions to followers, different types of follower Drawing

Use of Cams in industry. Types of cam, kinds of motion, displacement diagrams. Terms used in cam. Types of followers.

12

Working drawings of Eccentrics. Piston, Cross Head, Steam engine (I.C.C. Engines) with the application of tolerances. Using Autocad.

Related theories.

13

Working drawing of connecting rods (I.C. Engine) with the application of tolerances. Using CAD.

Brief description of petrol, diesel and gas engines

14

In-plant training / Project work

Sem. IV

Trade Practical

Trade Theory

1

Valve: such as lever safety vale, Dead wt. Safety valve. Assembly drawing of reciprocating pump

Working principle of valves and their description.

2

Hydraulic and pneumatic conventional signs and symbols

Brief description, working principle and function of hydraulic jack, press accumulator, ram etc.

3

Structural steel roof truss joints.

Structural Steel B.I.S. Specification for rolled sections. Structural steel roof truss joints and supports.

4

Drawing of a drilling Jig

Different locating methods clamping devices.

5

Detailed drawing of a milling fixture

Different locating methods clamping devices.

6

Practice in designing a simple drilling jig for drilling holes in a given component.

Lay out of Machine foundations. Brief treatment of the principle Involved and the precautions to be observed. Lay out of machine Foundation

7

Different types of gauges, such as plug, snap, thread, taper etc. Assembly and detail drawing of Tool post of a lathe using Autocad

Function of gauges, different types of gauges and their uses. Use of templates in industry. Related theories

8

Sketching of a Press Tool giving nomenclature of each part. Drawing of dies & punches for the production of simple work pieces

Related theories of press tool with tolerance

9

Blow off cock & simple carburettor

Working of Blow off cock & simple carburettor

10

Sketching & Assembly Drawing of Tail stock and Revolving centre.

Related Theory

11

Sketching & Assembly Drawing of Rams bottom safety valve

Related Theory

12

Sketching & Assembly Drawing of Tool post of a shaping machine

Related Theory

13

Sketching & Assembly Drawing of Machine Swivel vice & pipe vice.

Numbering of drawings and standard parts. Familiarization with SP:46-2003

14

Sketching features – applied features – Constraints–Create / Modify – constraints create a sketch – create a new part

Introduction to Solid works, User interface - Menu Bar – Command manager – Feature manager – Design Tree – settings on the Default options – suggested settings – key board short cuts. Create the best profile – create a sketch – create a new part

15

Exercise Using Copy & Paste, filleting, chamfering and Editing a feature definition. Creating ribs, mirror pattern, the Hole wizard, create part configurations, Part design tables,

Inset Design Table, Inset new design table

Extrude bosses and cuts, add fillets, and chamfer changing dimensions.

Revolved features using axes, circular patterning changes and Rebuild problems.

16

Create a new assembly, Insert components into an assembly, Add mates (degree of freedom). Components configuration in an assembly, Insert subassemblies, Interference detection

Bottom up assembly modelling Components configuration in an assembly, Insert subassemblies, Interference detection.

17

Driving dimensions, Bill of materials, Driven (Reference) Dimensions, Annotations, Alternate position view. Drawings & Detailing, create drawing sheets, Add drawing items, Named views, standard 3 views, auxiliary views, section views, detail views. Reattach and replace dimensions, Edit sketch, Edit sketch plane, Edit definition

Drawings & Detailing, create drawing sheets, Add drawing items, Named views, std. 3 views, auxiliary views, section views, detail views. Drawings & Detailing, create drawing sheets, Add drawing items, Named views, standard 3 views, auxiliary views, section views, detail views.

18

Difference between sweep and loft Using library features. Annotating Holes and Threads, Creating Centrelines, symbols and leaders, Simulation Introduction to plot & Different ways of plotting

Exploded views – Configuration manager, Animation controller. Annotating Holes and Threads, Creating Centrelines, symbols and leaders, Simulation

19

Exercise on simple Drill jig – Part model – assembly-detailing

Revision

20

Exercise on Screw jack – Part model – assembly-detailing

Revision

21

In-plant training/Project work