AutoCAD 2018 Tutorial for Beginners

Introduction

• Focus on 2D drafting using AutoCAD 2018
• Tutorial covers draw and modify commands
• Description includes a clickable list of contents for convenience
• Tutorial provides illustrated explanations

Draw Commands

Command Line

• Activation: Click the icon, set first and second points
• Specific length: Hold direction, type distance (e.g., 500), press Enter
• Continuation: Start a new line from the endpoint or press Escape

Command Polyline

• Purpose: Draw connected lines
• Activation: Click polyline icon next to line icon
• Functionality: Type length for straight segments, type "CL" to close
• Difference from Line: Entire polyline acts as a single object

Command Circle

• Basic Use: Click circle icon, click to set center and radius
• Options: Access different modes via dropdown (e.g., Center-Diameter, 2 Points, Tangent-Tangent-Tangent)
• Tangent-Tangent-Radius: Select two lines, specify radius

Command Arc

• Activation: Click arc icon, select options from dropdown
• Default: Start-Center-End
• 3 Points: Click three points to define arc
• Start and Direction: Useful for tangent arcs

Command Rectangle

• Activation: Click rectangle icon
• Creation: Set first point, type dimensions using Tab for vertical

Command Polygon

• Activation: Found next to rectangle icon
• Steps: Enter number of sides, choose inscribed or circumscribed options

Command Spline

• Purpose: Create smooth curves
• Options: Spline CV (control vertices) and Spline Fit (points on curve)
• Use: Click points, type "CL" to close

Command Hatch

• Usage: Fill closed areas or gradients
• Options: Change patterns, gradients, and scale

Modify Commands

Move

• Purpose: Relocate objects
• Process: Select objects, specify base point and new location

Copy

• Process: Similar to move but retains original
• Array Option: Copy multiple times with specified spacing

Rotate

• Steps: Select objects, specify base point, rotate
• Reference Line: Use for precise placement

Trim

• Usage: Remove sections of lines
• Steps: Select reference lines, trim intersecting segments

Extend

• Usage: Extend lines to meet others
• Process: Select reference, extend lines toward it

Mirror

• Usage: Create symmetric copies
• Steps: Select objects, specify mirror line, choose to keep originals

Stretch

• Function: Alter parts of objects
• Process: Select parts to stretch, specify direction

Fillet

• Function: Convert corners to arcs
• Options: Define radius, apply to polyline, or use no trim

Chamfer

• Function: Convert corners to straight edges
• Options: Define distances or angles

Scale

• Purpose: Resize objects
• Process: Select objects, specify scale factor or use reference

Array

• Function: Duplicate objects in patterns
• Types: Rectangular and Polar arrays

Conclusion

• Encouragement to subscribe for more tutorials
• Offer for online lessons for beginners

Note: The tutorial is video-based, with visual aids for better understanding.