ATDD 1960 - Drafting-Conventions & Symbols

Credit Hours: 2.00

Objectives:

1. Using the material presented on engineering assembly drawings, read and interpret working instructions for assembly drawings with 80% accuracy.
2. Using the material presented on engineering detail drawings, read and interpret working instructions for detail drawings with 80% accuracy.
3. Using the material presented on engineering casting drawings, read and interpret working instructions for casting drawings with 80% accuracy.
4. Using the material presented on engineering drawing, draw 3rd angle orthographic projection the following with 80% accuracy:
   1. Drilled holes
   2. Counterbored holes
   3. Countersunk holes
   4. Reamed holes
   5. Bored holes
   6. Tapped holes
   7. Doweled holes
   8. Tapers
   9. Chamfers
   10. Relief’s and undercuts

Outcome 2: Upon completion of this course, the learner will be able to describe engineering drawing sectioning including, full sections, half sections, revolved sections, aligned sections, offset sections, removed sections, broken out sections, and partial sections.

Objectives:

1. Using the material presented on engineering drawing sectioning, draw 3rd angle orthographic projection of full and half sections with 80% accuracy
2. Using the material presented on engineering drawing sectioning, draw 3rd angle orthographic projection of revolved sections, aligned sections and offset sections with 80% accuracy
3. Using the material presented on engineering drawing sectioning, draw 3rd angle orthographic projection of removed sections, broken out sections and partial sections with 80% accuracy

Outcome 3: Upon completion of this course, the learner will be able to describe the process of reading and interpreting engineering drawings of assemblies, details and castings for manufacturing and assembly of components.

Objectives:

1. Using the material presented on engineering assembly drawings, read and interpret assembly drawings for shape, features of size, location dimensioning and tolerancing with 80% accuracy
2. Using the material presented on engineering detail drawings, read and interpret detail drawings for shape, features of size, location dimensioning and tolerancing with 80% accuracy
3. Using the material presented on engineering casting drawings, read and interpret casting drawings for shape, features of size, location dimensioning and tolerancing with 80% accuracy

1. Working instructions
2. Assembly drawings
3. Drawings and dimensioning of holes
4. Drawing and dimensions of tapped holes
5. Manufacturing engineering prints with castings & surface intersection
6. Casting drawings
7. Full and half sections
8. Revolving out of position and aligned sections
9. Offset sections and sections through ribs
10. Revolved and removed sections
11. Broken-out enlarged and partial sections
12. Print reading problems
13. Tapers, chamfer, and relief or undercut
14. Product engineering blueprints