Orthographic Drawing and AutoCAD
Study Lesson 1-3: Engineering Drawings
Orthographic Projection
Three standard views – Front, Top, Right
Isometric view – a 3-Dimensional representation of the part with depth lines drawn at 30° angles
Study Lesson 2-1: CAD/CAM Introduction
CAD – Computer Aided Design
Advantages of CAD
Easier creation and correction of drawings
o Better visualization of drawings
o Toolbox of drawing aids
o Quick and convenient design analysis
o Simulation and testing of designs
o Increased accuracy
o Improved filing
o Better communication with manufacturing
Isometric view – a 3-Dimensional representation of the part with depth lines drawn at 30° angles
Also Know …
AutCAD LT basics:
1. Review the following tutorials from the class webpage:
ACAD Intro Tutorial
ACAD Offset Tutorial
ACAD Problems
2. Know how to do Assignment #2 from the webpage like the back of your hand!!!
3. Know layers – know how they work and how to manipulate them
4. Know how to start a new document and insert a standard border
5. Know the following icons and how they work
a. line
b. offset
c. mirror
d. trim
e. extend
f. delete
g. layer property manager
h. circle
i. rectangle
j. move
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