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MECHANICAL DRAFTING(HVAC, PLUMBING , FIRE FIGHTING)

 

I. MECHANICAL DRAFTSMAN INTRODUCTION :

 
  1. Free hand sketching
  2. Use of drawing instruments and materials
  3. Drawing conventional lines according to isi code. Folding of sheets .
  4. Draw 1st & 3rd angle projection of points, lines, plain figures, solids & simple machine components
  5. 2d & 3d drafting
 

II. MECHANICAL DRAFTING : DETAILING :

  1. Draw different types of sectional views and dimensioning their drawings
  2. Draw isometric oblique and perspective projection of simple objects
  3. Draw inter-penetration curves and developed simple objects
  4. Draw temp. Fasteners - screws threads, bolts, nuts, washers, locking devices
  5. Machine screws, cap screws, studs, set screws, foundation bolts, circlips, keys, cotters, and pins
  6. Draw types of rivets and riveted joints
  7. Use of important pattern maker's tools, making of simple patterns, use of molding tools and preparation of simple mould
  8. Use blacksmiths hand tool, forging of simple jobs
  9. Use fitter hand tools and measuring instruments
  10. Carry out simple operations on shaping, and milling machines
  11. Carry out simple operation on lathe
  12. Use of sheet metal work and tools, elementary knowledge of gas and gas welding.
  13. Elementary knowledge of electrician trade and to be able to identify the different parts of i.c. engine
  14. Prepare free hand sketches from exiting machine parts. Inking and colouring the drawing. Tracing a drawing on both tracing paper and cloth.
  15. Draw details & assembly drawings of machine parts like coupling bearing, pulleys etc
 

III. MECHANICAL DRAFTING : WORKING DRAWINGS :

  1. Prepare piping drawings, main line layout as done previously
  2. Prepare working drawings of different types of gears.
  3. Prepare details and assembly drawings of important machine parts and engine parts
  4. Draw working drawings of jigs, fixtures, gauges, press tools
  5. Draw welding drawings, use of welding symbols on drawings
  6. Draw foundations drawings for machinery
  7. Draw and sketch assembly drawing of bench drilling and slotting machines.
  8. To prepare working drawing of machine parts and components independently taking sketches from the shop floor
  9. Making working drawing of projects.
 

IV. MECHANICAL DRAFTSMAN SOFTWARE'S :

  1. Auto cad
 

V. LIVE PROJECTS FOR MECHANICAL DRAFTSMAN (2 NOS) :

  1. Mechanical drafting fixture for drilling hole
  2. Mechanical drafting of milling fixture
  3. Mechanical drafting of north light
  4. Mechanical drafting of Valve

 



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TWG GROUP

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