Standard |
DDF 191 - Engineering Graphics I
Introduces engineering drawing. Surveys various styles of engineering sketching and computer-aided drafting (CAD) techniques. Additionally, the student prepares sample engineering working drawings. Topics include: freehand sketching, computer-aided drafting (CAD) fundamentals, and working drawings. Laboratory work parallels class work.
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Competency Areas |
Hours
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Freehand Sketching |
Class |
1 |
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Computer-Aided Drafting (CAD) Fundamentals |
D. Lab |
0 |
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Working Drawings |
P. Lab/O.B.I. |
6 |
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Credit |
3 |
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Prerequisite: |
Program admission |
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Corequisite: |
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Course Guide |
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Competency |
After completing this
section, the student will: |
Hours |
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Class |
D.Lab |
P.Lab/ O.B.I. |
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FREEHAND SKETCHING |
3 |
0 |
15 |
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Simple orthographic sketches |
Freehand sketch lines, circles, and arcs. |
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Use freehand sketching techniques to construct various boxes. |
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Simple isometric sketches |
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Simple oblique sketches |
Freehand sketch oblique drawings. |
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COMPUTER-AIDED DRAFTING (CAD) FUNDAMENTALS |
3 |
0 |
15 |
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Computer graphic concepts |
Describe 2D CAD system operation. Describe 3D CAD system operation. |
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Lettering |
Prepare lettering for engineering drawings using a CAD system. |
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Scales |
Use scales in preparing engineering drawings with a CAD system. |
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Dimensioning and tolerancing |
Prepare dimensions and tolerancing notations for engineering drawings using a CAD system. |
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Geometric construction |
Demonstrate geometric construction techniques using a CAD system. |
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Drawing reproduction |
Reproduce drawings using a CAD system. |
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WORKING DRAWINGS |
4 |
0 |
30 |
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Orthographic projection |
Construct drawings using principles of orthographic projection with a CAD system. |
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Pictorial drawing |
Prepare isometric drawings using a CAD system. |
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Schematic drawing |
Prepare electronic, electromechanic, and mechanical schematic drawings using a CAD system. |
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Descriptive geometry |
Construct shapes based on principles of descriptive geometry using a CAD system. |
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Purpose |
Describe the purpose of engineering drawing conventions. |
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Suggested Resources |
Brown, W. C. (1990). Drafting for industry (rev ed.). South
Holland, IL: Goodheart-Willcox.
French, T. E., et al. (1985).
Mechanical drawing (10th ed.). New
York: McGraw-Hill.
Giesecke, F. E., et
al. (1991). Technical drawing (9th
ed.). New York: Macmillan.
Hoelscher, R. P., et
al. (1982). Graphics for engineers. New
York: John Wiley & Sons.
Jensen, C. H., &
Helsel, J. (1989). Engineering drawing
and design (4th ed.). New York: McGraw-Hill.
Luzadder, W. J. (1986).
Fundamentals of engineering drawing. Englewood
Cliffs, NJ: Prentice Hall.