TABLE OF CONTENTS Chapter 1: Drawing In AutoCAD 1.1) Introduction 1-1 1.2) AutoCAD s User Interface 1-4 1.3) The Drawing Area 1-6 1.4) Accessing AutoCAD Commands 1-8 1.5) Standard Toolbar 1-19 1.6) Customize User Interface (CUI) 1-23 1.7) User Interface and Startup Tutorial 1-23 1.8) Coordinates 1-29 1.9) WCS/UCS Coordinate Systems Tutorial 1-37 1.10) Drawing using Coordinates Tutorial 1-40 1.11) Printing 1-47 1.12) Printing Tutorial 1-53 1.13) Draw Commands 1-58 1.14) Text 1-64 1.15) Modify Commands 1-67 1.16) Object Snap Commands 1-83 1.17) Wagon Tutorial 1-90 1.18) Selecting Objects 1-98 1.19) Object Selection Tutorial 1-100 1.20) Object Snap Tutorial 1-104 1.21) Polar Tracking 1-112 1.22) Object Snap Tracking 1-113 1.23) Tracking Tutorial 1-114 1.24) Dynamic Input 1-119 1.25) Dynamic Input Tutorial 1-120 1.26) Grip Boxes 1-122 1.27) Grip Box Tutorial 1-124 Crossword puzzle 1-129 Problems 1-141 i
Chapter 2: Orthographic Projection 2.1) Introduction to Engineering Graphics 2-1 2.2) Orthographic Projection Introduction 2-1 2.3) The Glass Box Method 2-3 2.4) The Standard Views 2-6 2.5) Line Types Used in an Orthographic Projection 2-6 2.6) Rules for Line Creation and Use 2-10 2.7) Creating an Orthographic Projection 2-16 * 2.8) Auxiliary Views 2-30 Crossword puzzle 2-35 Problems 2-37 Chapter 3: Creating Orthographic Projections in AutoCAD 3.1) Introduction 3-1 3.2) Layers 3-1 3.3) Line Type Scale 3-9 3.4) Properties 3-10 3.5) Printing using Pen Widths 3-11 3.6) Creating Layers Tutorial 3-13 3.7) Title Blocks 3-17 3.8) Blocking 3-19 3.9) Title Block Tutorial 3-24 3.10) Model and Layout Space 3-31 3.11) Orthographic Projection Tutorial 3-33 * 3.12) Auxiliary View Tutorial 3-50 Crossword puzzle 3-55 Problems 3-57 Chapter 4: Dimensioning 4.1) Detailed Drawings 4-1 4.2) Learning to Dimension 4-2 4.3) Dimension Appearance and Techniques 4-3 4.4) Dimensioning and Locating Simple Features 4-13 * 4.5) Dimensioning and Locating Advanced Features 4-18 4.6) Dimension Choice 4-26 Crossword puzzle 4-43 Problems 4-47 * = Advanced topics ii
Chapter 5: Dimensioning in AutoCAD Chapter 6: Sectioning 5.1) Introduction 5-1 5.2) Dimension Commands 5-2 5.3) Dimension Styles 5-5 5.4) Dimension Variables 5-7 5.5) The DIM Prompt 5-10 5.6) Associative Dimensions 5-11 5.7) Annotative Objects 5-11 5.8) Dimensioning Tutorial 5-14 5.9) Editing Dimensions Tutorial 5-32 Crossword puzzle 5-37 Problems 5-39 6.1) Sectional Views 6-1 6.2) Basic Sections 6-5 * 6.2) Advanced Sections 6-7 Crossword puzzle 6-19 Problems 6-21 Chapter 7: Creating Section Views in AutoCAD 7.1) Introduction 7-1 7.2) Cutting Plane Lines 7-1 7.3) Hatches 7-2 7.4) Creating Hatches Tutorial 7-5 7.5) Half Section Tutorial 7-9 Crossword puzzle 7-15 Problems 7-17 Chapter 8: Tolerancing * = Advanced topics * 8.1) Tolerancing and Interchangeability 8-1 * 8.2) Tolerancing Standards 8-1 * 8.3) Tolerance Types 8-2 * 8.4) General Definitions 8-3 * 8.5) Inch Tolerances 8-4 * 8.6) Metric Tolerances 8-15 * 8.7) Selecting Tolerances 8-19 * 8.8) Tolerance Accumulation 8-20 * 8.9) Formatting Tolerances 8-24 Crossword puzzle 8-27 Problems 8-31 iii
Chapter 9: Tolerancing in AutoCAD * 9.1) Introduction 9-1 * 9.2) Tolerance Parameters 9-1 * 9.3) Tolerancing Tutorial 9-3 Crossword puzzle 9-7 Problems 9-9 Chapter 10: Threads and Fasteners * 10.1) Fasteners 10-1 * 10.2) Screw Thread Definitions 10-1 * 10.3) Types of Thread 10-4 * 10.4) Manufacturing Screw Threads 10-4 * 10.5) Drawing Screw Threads 10-5 * 10.6) Unified Threads 10-10 * 10.7) Metric Threads 10-12 * 10.8) Drawing Bolts 10-15 * 10.9) Bolt and Screw Clearances 10-15 Crossword puzzle 10-19 Problems 10-21 Chapter 11: Drawing Threads in AutoCAD * 11.1) Introduction 11-1 * 11.2) External Threads Tutorial 11-2 * 11.3) Internal Threads Tutorial 11-4 * 11.4) Hex Nuts and Bolts Tutorial 11-7 Problems 11-11 Chapter 12: Assembly Drawings 12.1) Definitions 12-1 12.2) Views Used in Assembly Drawings 12-2 12.3) Things to Include/Not Include 12-5 12.4) Standard Parts 12-6 Crossword puzzle 12-17 Problems 12-19 Chapter 13: Creating Assembly Drawings in AutoCAD * = Advanced topics 13.1) Introduction 13-1 13.2) Assembly Tutorial 13-2 Problems 13-13 iv
Chapter 14: Pictorial Drawings * 14.1) Pictorials Introduction 14-1 * 14.2) Isometric Pictorial Axes 14-3 * 14.3) Drawing Linear Features 14-4 * 14.4) Drawing Circles and Radii 14-7 * 14.5) Drawing Cylinders 14-9 * 14.6) Oblique Pictorial Overview 14-10 Crossword puzzle 14-19 Problems 14-21 Chapter 15: Creating Isometric Pictorials in AutoCAD * 15.1) Isometric Snap 15-1 * 15.2) Isocircles 15-2 * 15.3) Isometric Pictorial Tutorial 15-3 * 15.4) Isocircle Tutorial 15-7 Crossword puzzle 15-11 Problems 15-13 Appendix A: Limits and Fits A.1) Limits and Fits (Inch) A - 1 A.2) Metric Limits and Fits A - 8 Appendix B: Threads and Fastener Tables B.1) Unified National Thread Form B - 1 B.2) Metric Thread Form B - 2 B.3) Fasteners (Inch Series) B - 3 B.4) Metric Fasteners B - 11 B.5) Bolt and Screw Clearance Holes B - 17 Appendix C: References C - 1 * = Advanced topics v
LIST OF EXERCISES Chapter 1: Drawing in AutoCAD Exercise 1-1: User interface and startup 1-29 Exercise 1-2: Relative coordinates 1 1-45 Exercise 1-3: Scale 1-52 Exercise 1-4: Relative coordinates 2 1-57 Exercise 1-5: Text style 1-97 Exercise 1-6: Object snaps 1-111 Exercise 1-7: Tracking 1-118 Chapter 2: Orthographic Projection Exercise 2-1: Principle views 2-5 Exercise 2-2: Line types 2-8 Exercise 2-3: Line use in an orthographic projection 2-9 Exercise 2-4: Missing lines 1 2-19 Exercise 2-5: Missing lines 2 2-21 Exercise 2-6 (Video): Beginning Orthographic Projection 2-23 Exercise 2-7 (Video): Intermediate Orthographic Projection 2-24 Exercise 2-8: Drawing an orthographic projection 1 2-25 Exercise 2-9: Drawing an orthographic projection 2 2-27 Exercise 2-10 (Video): Advanced Orthographic Projection 2-29 Exercise 2-11 (Video): Auxiliary Views 2-31 Exercise 2-12: Auxiliary view 2-33 Chapter 3: Creating Orthographic Projections in AutoCAD Exercise 3-1: Creating layers 3-16 Exercise 3-2: Portrait title block 3-30 Chapter 4: Dimensioning Exercise 4-1: Dimension types 4-5 Exercise 4-2: Spacing and readability 1 4-7 Exercise 4-3: Spacing and readability 2 4-9 Exercise 4-4: Duplicate dimensions 4-10 Exercise 4-5: Dimension placement 4-11 Exercise 4-6: Circular and rectangular views 4-14 Exercise 4-7: Dimensioning and locating features 4-17 Exercise 4-8: Advanced features 4-24 Exercise 4-9: Dimension accuracy 4-30 Exercise 4-10: Rounding off 4-31 Exercise 4-11: Dimension choice 4-33 Exercise 4-12 (Video): Beginning Dimensioning 4-34 vi
Exercise 4-13 (Video): Intermediate Dimensioning 4-35 Exercise 4-14: Dimensioning 1 4-37 Exercise 4-15: Dimensioning 2 4-39 Exercise 4-16: Dimensioning 3 4-41 Exercise 4-17: Dimensioning 4 4-43 Exercise 4-18 (Video): Advanced Dimensioning 1 4-45 Exercise 4-19 (Video): Advanced Dimensioning 2 4-46 Chapter 5: Dimensioning in AutoCAD Chapter 6: Sectioning Exercise 5-1: Dimension styles 5-31 Exercise 6-1 (Video): Full Section 6-12 Exercise 6-2: Full section 6-13 Exercise 6-3 (Video): Half Section 6-14 Exercise 6-4: Half section 6-15 Exercise 6-5: Offset section 6-16 Exercise 6-6 (Video): Aligned Section 6-17 Exercise 6-7: Aligned section 6-18 Chapter 8: Tolerancing Exercise 8-1: General definitions 8-4 Exercise 8-2: Inch tolerance definitions 8-6 Exercise 8-3: Types of fits 8-7 Exercise 8-4: Determining fit type 8-7 Exercise 8-5: Limits and fits 8-10 Exercise 8-6: Milling Jack assembly tolerances 8-11 Exercise 8-7: Millimeter tolerance definitions 8-16 Exercise 8-8: Metric fit designation 8-18 Exercise 8-9: Systems 8-18 Exercise 8-10: Metric limits and fits 8-19 Exercise 8-11: Tolerance accumulation 8-21 Exercise 8-12: Over dimensioning 8-23 Chapter 9: Tolerancing in AutoCAD Exercise 9-1: Tolerancing 9-6 vii
Chapter 10: Threads and Fasteners Exercise 10-1: Screw thread features 10-3 Exercise 10-2: Unified National thread note components 10-11 Exercise 10-3: Unified National thread note 10-12 Exercise 10-4: Metric thread note components 10-13 Exercise 10-5: Metric thread tables 10-14 Exercise 10-6: Fastener tables and clearance holes 10-18 Chapter 12: Assembly Drawings Exercise 12-1: Section lines in assemblies 12-5 Exercise 12-2: Working drawing package 12-7 Chapter 14: Pictorial Drawings Exercise 14-1 (Video): Beginning Isometric Pictorial 1 14-13 Exercise 14-2: Creating an isometric pictorial 1 14-14 Exercise 14-3 (Video): Beginning Isometric Pictorial 2 14-15 Exercise 14-4: Creating an isometric pictorial 2 14-16 Exercise 14-5 (Video): Intermediate Isometric Pictorial 14-17 viii