Computer Aided Drafting and Design (CAD) at John Tyler Community College


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CAD 120 - Introduction to Graphic Representation
Teaches use of instruments, lettering, sketching, and drawing conventions. Emphasizes legible drawings and the value of presentation. (Credit will not be awarded for both CAD 120 and DRF 120.)
Lecture 1-2 hours. Laboratory 3 hours. Total 4-5 hours per week.
2-3 credits
CAD 135 - Electrical/Electronic Blueprint Reading
Presents an interpretation of basic shop drawings, conventional symbols, terminology, and principles used by the mechanical draftsman. Explains common electrical and electronic symbols, wiring diagrams, schematic drawing, and application of wiring diagrams, schematic drawings, and application of wiring diagrams. (Credit will not be awarded for both CAD 135 and DRF 135.)
Lecture 2 hours per week.
2 credits
CAD 151 - Engineering Drawing Fundamentals I
Introduces technical drafting from the fundamentals through advanced drafting practices. Includes lettering, geometric construction, technical sketching, orthographic projection, sections, intersections, development, fasteners. Teaches theory and application of dimensioning and tolerances, pictorial drawing, and preparation of drawings. Part I of II. (Credit will not be awarded for both CAD 151 and DRF 151.)
Lecture 1 hour. Laboratory 4-6 hours. Total 5-7 hours per week.
3 credits
CAD 152 - Engineering Drawing Fundamentals II
Introduces technical drafting from the fundamentals through advanced drafting practices. Includes lettering, geometric construction, technical sketching, orthographic projection, sections, intersections, development, fasteners. Teaches theory and application of dimensioning and tolerances, pictorial drawing, and preparation of drawings. Part II of II. (Credit will not be awarded for both CAD 152 and DRF 152.)
Lecture 1 hour. Laboratory 4-6 hours. Total 5-7 hours per week.
3 credits
CAD 201 - Computer Aided Drafting and Design I
Teaches computer-aided drafting concepts and equipment designed to develop a general understanding of components of a typical CAD system and its operation. (Credit will not be awarded for both CAD 201 and DRF 201.)
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
CAD 202 - Computer Aided Drafting and Design II
Teaches production drawings and advanced operations in computer aided drafting. (Credit will not be awarded for both CAD 202 and DRF 202.)
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
CAD 231 - Computer Aided Drafting I
Teaches computer aided drafting concepts and equipment designed to develop a general understanding of components and operate a typical CAD system. (Credit will not be awarded for both CAD 231 and DRF 231.)
Lecture 1-2 hours. Laboratory 2-3 hours. Total 3-5 hours per week.
2-3 credits
CAD 235 - Applications for Additive Manufacturing
Teaches advanced skills in 3D parametric modeling for the purpose of digital and rapid prototyping and additive manufacturing. Focuses on proper techniques to construct 3D models and assemblies for 3D printing, molding, and casting.
(3 Cr.) Lecture 2 hours. Lab 2-3 hours. Total 4-5 hours per week.
None
3 credits
CAD 235 Detailed Outline
CAD 241 - Parametric Solid Modeling I
Focuses on teaching students the design of parts by parametric solid modeling. Topics covered will include, but not limited to, sketch profiles; geometric and dimensional constraints; 3-D features; model generation by extrusion, revolution and sweep; and the creation of 2-D drawing views that include sections, details and auxiliary. Part I of II. (Credit will not be awarded for both CAD 241 and DRF 241.)
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
3-4 credits
CAD 242 - Parametric Solid Modeling II
Focuses on teaching students the design of parts by parametric solid modeling. Topics covered will include, but not limited to, sketch profiles; geometric and dimensional constraints; 3-D features; model generation by extrusion, revolution and sweep; and the creation of 2-D drawing views that include sections, details and auxiliary. Part II of II. (Credit will not be awarded for both CAD 242 and DRF 242.)

3-4 credits