How to Draw Helix

Draw Right hand Helix on a cylinder of diameter 50mm

The Video shows the step by step method to draw helix on a cylinder.

1. Draw front view of the cylinder i. e. rectangle of 50 mm legth and 80 mm height

2. Draw top of the cylinder below the front view i. e. Circle of diameter 50 mm

3. Divide the circle into 8 equal sectors and mark the points on the circle as 1, 2,........8.

4. Divide the rectangle into 8 equal sectors and mark the points as 1', 2',.......... 12'.

5. Draw vertical line from point 1 on the circle till it meet the line from pont 1' on the front view. Mark this meeting point as P1

6. Draw vertical line from point 2 on the circle till it meet the line from pont 2' on the front view. Mark this meeting point as P2

7. Repeat this procedure to mark points from P1 to P12.

8. Draw the helix by drawing smooth curve through the points from P0 to P12.