3D models in viewports - Introduction to AutoCAD 2011: 2D and 3D Design - page 266

Exercises

Methods of constructing answers to the following exercises can be found in the free website:
http://books.elsevier.com/companions/978-0-08-096575-8

1. Using the Cylinder , Box , Sphere , Wedge and Fillet tools, together with the Union and Subtract tools

and working to any sizes thought suitable, construct the 'head' as shown in the Three: Right viewport
as shown in Fig. 13.12 ( Fig. 13.14 ) .

Fig. 13.14 Exercise 1

2. Using the tools Sphere , Box , Union and

Subtract and working to the dimensions given
in Fig. 13.15, construct the 3D solid model as
shown in the isometric drawing Fig. 13.16.

70

Sphere Ø140

Ø40

Semi-sphere R50

Fig. 13.16 Exercise 2

Hole 55xØ30

Ø50

3. Each link of the chain shown in Fig. 13.17 has

been constructed using the tool Extrude and
extruding a small circle along an elliptical
path. Copies of the link were then made, half

Fig. 13.15 Exercise 2 - working drawing