Maharashtra SSC Engineering Drawing ITI case studies
Maharashtra SSC Engineering Drawing ITI · Put your knowledge to work in context.
Engineering Drawing is a core trade-theory subject in the Maharashtra ITI (Industrial Training Institute) system, examined under the State Council of Examinations umbrella for SSC-level vocational candidates. It is aimed at trainees in draughtsman, fitter, machinist, welder and allied engineering trades who must read, interpret and produce technical drawings to shop-floor standards. The Maharashtra SSC Engineering Drawing ITI case studies are 5 cases and about 4,338 words.
1Ø30 H8/f7 Sleeve Batch: Fit Verification and Disposition of Out-of-Limit Parts
At a small pump repair works an ITI trainee is given a bearing-sleeve drawing whose seat is marked Ø30 H8/f7. The drawing quotes hole limits 30.000/30.033 mm and shaft limits 29.980/29.959 mm.
726 words, about 4 min2Conical Hopper Pattern: Radial-Line Development and Method Selection
A sheet-metal shop must fabricate a conical hopper in 2 mm mild steel sheet. The finished outside dimensions are: bottom diameter 400 mm, top diameter 200 mm, and a vertical height of 300 mm between the two parallel faces.
932 words, about 5 min3Bearing Bracket with Three Ribs: Sectioning Rules and Presentation
A drawing office is detailing a cast-iron bearing bracket for a lathe. The bracket has a base 180 × 120 × 18 mm, a central hub Ø60 mm with a Ø40 H7 bore, and three stiffening ribs, each 12 mm thick, spaced at 120° around the hub, one of them pointing straight up in the front view.
869 words, about 4 min4A3 Isometric of a Stepped Die Block: Scale, Ellipse and Set-Out
In a trade practical test an ITI candidate must produce an isometric view of a die block on an A3 sheet (420 × 297 mm, 20 mm border all round, title block 180 × 60 mm in the bottom right corner) within 40 minutes. The block is 60 mm long, 40 mm wide and 30 mm high, with a step 20 mm deep cut across the full width at one end, and a Ø20 mm hole drilled vertically through the remaining top face.
923 words, about 5 min5Line AB in Space: True Inclinations, Consistency Check and Error Diagnosis
A candidate is given the following data for a straight line AB: true length 70 mm, end A 15 mm above the HP and 20 mm in front of the VP, plan length 55 mm and elevation length 50 mm. The candidate must determine both true inclinations, locate end B, and satisfy himself that the data are consistent before starting the construction.
888 words, about 4 min