
Computer-Aided Design (CAD) (21 days Program Outline)
Week 1: 2D Drafting Fundamentals (Days 1β7)
π Day 1 β Introduction to CAD
- What is CAD? History and Applications
- Types: 2D vs 3D CAD
- Popular tools: AutoCAD, SolidWorks, Fusion 360, SketchUp
- Interface walkthrough (AutoCAD recommended)
π Day 2 β Basic Drawing Commands
- Line, Circle, Rectangle, Arc, Polygon
- Coordinates: Absolute, Relative, Polar
- Units and limits setup
π Day 3 β Modifying Objects
- Move, Copy, Rotate, Mirror, Scale, Trim, Extend
- Object Snap (OSNAP), Grid, Ortho mode
π Day 4 β Layers, Linetypes & Properties
- Creating and managing layers
- Changing color, line thickness
- Layer properties manager
π Day 5 β Text & Dimensioning
- Adding single-line & multiline text
- Types of dimensions: linear, aligned, radius
- Leaders and dimension styles
π Day 6 β Object Grouping & Blocks
- Grouping and ungrouping
- Creating blocks and inserting them
- Dynamic blocks (intro)
π Day 7 β 2D Project
- Design a simple floor plan or mechanical part
- Apply all tools from Days 1β6
Week 2: 3D Modeling & Advanced Tools (Days 8β14)
π Day 8 β Intro to 3D CAD
- Difference between 2D and 3D design
- Navigation in 3D workspace
- Isometric drawings
π Day 9 β Creating 3D Models
- Basic 3D shapes: Box, Cylinder, Sphere, Cone
- Extrude, Revolve, Sweep, Loft
π Day 10 β Solid Editing
- Union, Subtract, Intersect
- Fillet and Chamfer 3D edges
- Shell and slice operations
π Day 11 β 3D Modify Tools
- Rotate 3D, Move, Align
- 3D array and mirror
- Gizmos and ViewCube usage
π Day 12 β Advanced Modeling (Fusion 360 / SolidWorks optional)
- Parametric design
- Assemblies & constraints
- Sketching for mechanical parts
π Day 13 β Visualization & Rendering
- Applying materials and textures
- Basic lighting setup
- Render and output image
π Day 14 β 3D Mini Project
- Create a 3D object like a mechanical component, chair, or gear
- Apply textures and render
Week 3: Applications, Standards & Final Project (Days 15β21)
π Day 15 β CAD in Architecture
- Architectural symbols
- Floor plan, elevation, section views
- Hatch, blocks, and site layout
π Day 16 β CAD in Mechanical Design
- Gears, shafts, assembly drawings
- Tolerance, fit, and symbols
- BOM (Bill of Materials) basics
π Day 17 β Printing & Plotting
- Page setup, layout, and title block
- Plot styles, scale setting
- Exporting to PDF/DXF
π Day 18 β File Types & Project Management
- File formats: .dwg, .dxf, .stl
- File versioning and naming
- Cloud collaboration tools (e.g., AutoCAD Web, Fusion 360 Cloud)
π Day 19 β Final Project Plan
Choose 1:
- House layout with furniture (Architecture)
- Engine piston assembly (Mechanical)
- Product prototype (3D printed design)
π Day 20 β Final Project Execution
- Draw, edit, annotate, and render project
- Review for errors and improvements
π Day 21 β Presentation & Portfolio Building
- Create a clean portfolio PDF
- Add screenshots, description, title block
- Tips for internships and freelance CAD work
π§° Tools & Software You Can Use:
- AutoCAD (2D + 3D)
- Fusion 360 (Cloud-based 3D CAD/CAM/CAE)
- SolidWorks (Best for mechanical)
- SketchUp (for architectural designs)
- TinkerCAD (beginner-friendly online 3D CAD)
π After This Course:
- Build a design portfolio (PDF or Behance)
- Prepare for AutoDesk Certified User/Professional
- Explore paths: CAD Technician, 3D Modeler, Architect, Mechanical Designer
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