Page 88 - CITS - Fitter Trade Pactical - Volume - 2

FITTER - CITS

EXERCISE 26: Making a V-block from mild steel as per

drawing

Objectives

At the end of this exercise you shall be able to
• layout identical components for economical use of raw material
• slant hacksawing
• file square and step
• taper filling & finish.

Procedure

1 Check the raw material as per drawing.
2 Cut the block as per bill of metal.
3 Rough and finish fill to size 75 X50X40 mm Block
4 Study the drawing and mark the block as per dimensions with reference to centre line on both surfaces.

5 Punch the block
6 Cut the extra material using hacksaw.
7 Cut the v groove by slant hacksawing using hacksaw.
8 Cut a v template for checking v groove at 90°

9 Maintain V groove 90° and check.
10 Fill and finish template at 90°.
11 Check template accurately at 90° using vernier bevel protractor.
12 File V groove and finish.
13 Check v groove using template.
14 Mountain v groove at 90°.

15 File square and finish 10 X 5 X 70 mm slot.

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