AutoCAD 3D Modeling: Primitive 3D Solids, Part 2
August 15, 2003 The current tutorial shows you how to create
the following primitives:
You may use the second three buttons on Solids toolbar to
invoke the commands associated to these models [Figure 1].
Figure 1
Notes:
- This tutorial is designed for AutoCAD 2004 though might be
applicable to other releases.
- In this tutorial user entries are in boldface.
- The
8
symbol represents pressing Enter.
- For information on creating boxes, spheres, and cylinders
read, AutoCAD 3D
Modeling: 3D Primitive Models, Part 1
1. Download
r16_primitives.dwg.
Note:
If you are using AutoCAD 2002 or an earlier release download
r15_primitives.dwg.
2. Open the drawing
in AutoCAD.
3. Invoke CONE
(Draw menu > Solids > Cone).
4. Draw a cone
[Figure 2]:
Command:
cone8
Current wire frame density: ISOLINES=4
Specify center point for base of cone or [Elliptical] <0,0,0>:
5,58
Specify radius for base of cone or [Diameter]:
1.28
Specify height of cone or [Apex]:
38
Figure 2
5. Create a wedge
(Draw menu > Solids > Wedge) [Figure 3]:
Command:
wedge8
Specify first corner of wedge or [CEnter] <0,0,0>:
Specify corner or [Cube/Length]:
2,28
Specify height: 38
Figure 3
6. Create a tube by
using TORUS (Draw menu > Solids > Torus):
Command:
torus8
Current wire frame density: ISOLINES=4
Specify center of torus <0,0,0>:
5,18
Specify radius of torus or [Diameter]:
2.28
Specify radius of tube or [Diameter]:
0.48
7. Alter the shade
mode to Gouraud shaded [Figure 4].
Figure 4 - Click
on image to enlarge
Alireza Parsai is the founder of cadpanel.com. He is a
mechanical engineer with more than 12 years experience with
AutoCAD. Alireza is an Autodesk Authorized Author, the AutoCAD
consultant for Al Khawarizmi Institute, a contributing editor
for Augiworld magazine, a writer for CAD Digest, an instructor
for AUGI Training Program, and an elected speaker for Autodesk
University 2002. He has written 7 books in Farsi, 3 booklets in
English, and more than 100 articles for different magazines and
newsletters. You can reach him at
alireza.parsai@cadpanel.com or visit his website
www.cadpanel.com.
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