Technical Drawing Interpretation

Course Objective:

Upon completion of this course, the participant will be able to:

• Define the Alphabet of Lines
• Understand Orthographic Projection
• Calculate Tolerances and Missing Dimensions
• Understand Symbols and Drawing Conventions
• Understand Southco Engineering Drawings

Course Content;

I. Introduction to Technical Drawings

1. Terminology and Symbols
2. Lines
3. Cutting Plane and Section
4. Thread Representation
5. Title Block
6. General Tolerances
7. Types of Tolerances
8. Revisions

II. Orthographic Projection

1. First and Third Angle
2. One View
3. Two View
4. Three View
5. Primary Auxiliary View
6. Secondary Auxiliary View
7. Viewing Plane

III. Section Views

1. Concept
2. Cutting Plane
3. Section View (Full, Half)
4. Revolved Section View
5. Rotated Section View
6. Partial Section View

IV. Dimensioning and Tolerancing

1. General Tolerances
2. Dimensional Tolerances
3. Unilateral, Bilateral, Limit
4. Size Dimension Techniques
5. Location Dimension Techniques

V. Dimensioning Concepts

1. Holes and Hole Patterns
2. Counterbores and Countersinks
3. Surface Finish
4. Fasteners and Threads (Inch and Metric)