DFTG 1109 Syllabus

Subject Code

DFTG

Course Number

1109

Course Title

Auxiliary Views and Surface Development

Prerequisites

Provisional admission

Corequisites

Terms Offered

Credit Hours

Course Description

This course introduces the techniques necessary for auxiliary view drawings, surface development, and sheet metal parts development. Topics include primary auxiliary views, secondary auxiliary views, surface development, and sheet metal parts development.

Course Outcomes

Primary and Secondary Auxiliary Views

• Define the concept of an auxiliary view and list its advantages..
• Define secondary auxiliary view, partial views, auxiliary sections, half auxiliary views, oblique surfaces, viewing plane.
• Draw an auxiliary view using the reference plane method.
• Draw an auxiliary view using the folding line method.
• Draw round and curved surfaces in auxiliary views.
• Draw secondary auxiliary views.
• Draw partial auxiliary views.

Surface Development

• Define the term development and list the major kinds of developments.
• List 16 different seams used to join sheet metal.
• Calculate bend allowance.
• Draw a parallel line development.
• Draw a radial line development.
• Draw a triangulation development.
• Establish true lengths.
• Calculate area of patterns.

Sheet Metal

• Demonstrate the use of sheet metal feature tool.
• Draw sheet metal features.
• Create sheet metal faces, contour flange, cut tool, and folds.
• Add sheet metal flanges and hems.
• Add sheet metal corner seams, bends, corner rounds, and corner chamber.
• Use the steel metal punch tool and flat pattern tool.
• Dimension model and pattern.