CADD 1 COMPETENCIES (2010-2011)

The student will:

GENERAL COMPETENCIES:

  1. Understand the purposes of drafting and the elements of design
  2. Gain insight into careers in Cadd
  3. Realize personal traits that are essential to good drafting and design
  4. Understand the realities leading to a certificate in Cadd

General drafting competencies:

SKETCHING

  1. Understand the purpose of a sketch and its related elements.
  2. Grasp the use of line types and weights
  3. Understand the techniques of creating a sketch
  4. Appreciate the “LOOK” of a competent sketch
  5. Types of media and sheet sizes

MATH AND MEASUREMENT

  1. Add and subtract proper and improper fractions and reduce to lowest terms
  2. Use a decimal inch scale to measure and convert fractions to decimals
  3. Use an Architects scale to measure to 1/16 of an inch
  4. Use a metric scale to measure in millimeters
  5. Solve graphic geometry problems (text)
  6. Use calipers to measure to 1/100th of an inch.
  7. Demonstrate the ability to use the Cartesian CoordinateSystem

GEOMETRIC CONSTRUCTION ( board)

1.Demonstrate the use of typical board drafting equipment

2.Draw geometric constructions using board equipment

3.Use boarders and title blocks

4.Apply geometry skills in one view drawings

5.Introduction to A.N.S.I. Standards and the Society of Mechanical Engineers

CADD INTRO: (AUTOCAD)

  1. Understand the County guidelines for student usage of computers
  2. Grasp the basics of computer operations,including file management
  3. Understand the computer is an essential tool for drafting and design
  4. Demonstrate the ability to use AutoCAD’s Draw commands
  5. Demonstrate the ability to use AutoCAD’s Modify commands.
  6. Demonstrate intermediate proficiency with 2D Autocad
  7. Demonstrate the ability to plot to different plotters, sheet sizes & scales
  8. Demonstrate the ability to use AutoCAD’s layers
  9. Demonstrate the use of CADD command’s as outlined in the National CaddStandards Handbook

MULTI-VIEW DRAWING (orthographic projection)

  1. Draw two and three view drawings use multi-view techniques
  2. Realize the Precedence of lines
  3. Draw a simple object as a ”Glass Box” 6 view drawing
  4. Demonstrate the ability to recognize the front view and the position of other necessary views
  5. Learn to visualize, to see through an object, to develop the “Minds Eye”
  6. Become accomplished in Multiview Drawings in Autocad.

DIMENSIONING

  1. Understand what dimensioning is and its purpose
  2. Identify the four types of lines used in dimensioning
  3. Demonstrate the correct dimensioning of arcs, circles and angles
  4. Demonstrate the correct placement of dimensions
  5. Demonstrate the ability to set up Dimension Style in Autocad
  6. Grasp the importance of good dimensioning
  7. Use A.N.S.I. standards to dimension drawings

PICTORIAL DRAWINGS

  1. Understand what pictorial drawing is and it’s applications
  2. Draw an Object using the axonometric systems of:
  1. Dimetric
  2. Isometric
  3. Trimetric

3. Oblique systems of:

  1. Cavalier
  2. Cabinet

4. Perspective systems of:

  1. 1 Point
  2. 2 Point
  3. 3 Point

5. The use of the cadd system to draw 3-D solids in the axonometric views

MOTION STUDY (CAM

1. Understand what a Cam is and it’s purpose

2. Draw a displacement diagram using Harmonic, Parabolic, Uniform motion and dwell

3. Draw a cam profile with a follower using Harmonic, Parabolic, Uniform and dwell

DEVELOPMENTS

  1. Understand what developments are and their uses
  2. Draw simple objects from tutorials demonstrating parallel, radial and triangulation techniques.
  3. Draw everyday items applying development techniques

PRESENTATION DRAWINGS

  1. Realize the importance of a presentation drawing (portfolio)
  2. Revise two drawings to plot with ANSI title block and borders on glossy paper.

SOLID MODELING, RENDERINGANIMATION (RHINO, SOLID WORKS)

1. Grasp the basic concepts of mechanical design using Solid Works software.

a. Part Modeling in SolidWorks

b. Assemblies in SolidWorks

c. SolidWorks Drawings

d. SolidWorks Animations

2. Explore technical illustration and modeling using nonuniform rational

B-splines (NURBS)Follow Rhino Tutorial

ARCHITECTURE (Chief Architect)

  1. Develop an appreciation and recognition of American Architecture
  2. Draw individual rooms for a common residential home to architectural standards
  3. Draw a floor plan of a one story home using proper home layout techniques
  4. Dimension this home with architectural dimensioning practices
  5. Plot the floor plan to ¼” to a foot (1:48 scale)
  6. Draw on the board a Wall Section with symbols and dimensions to actual size at 1-1/2” = foot.
  7. Using the floor plan as the top view and the wall section as the right side view, draw the front elevation.
  8. Plot 1:48 scale on a “D” sheet
  9. Make a balsa wood 1/20th scale model of a framed corner.

TEXTS:

  • Basic Technical Drawing (Spencer/Dygdon/Novak) Glencoe
  • Rhinoceros NURBS modeling for windows Training Manual Level 1 (Robert McNeel & Associates)
  • Beginners Guide to SolidWorks (Alejandro Reyes, MSME) Schroff Development Corporation.
  • Architecture Residential drawing and design (Clois E Kicklighter) Goodheart Willcox