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CATIA: Introduction to Modeling Part 1 Version 6, Release 2012 Student Guide Revision 1.0 June 2012 Distributed by ASCENT 866-527-2368

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  • CATIA: Introduction to ModelingPart 1

    Version 6, Release 2012

    Student Guide

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  • DASCENT - Center for Technical KnowledgeCATIA: Introduction to Modeling - Part 1

    Version 6, Revision 2012

    ASCENT - Center for Technical Knowledge is a division of RAND Worldwide Inc., providing custom developed knowledge products and services for leading engineering software applications. ASCENT is focused on specializing in the creation of education programs that incorporate the best of classroom learning and technology-based training offerings.

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    CATIA is a registered trademark of Dassault Systmes.

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  • Table of ContentsTable of Contents

    CATIA: Introduction to Modeling - Part 1

    Chapter 1 Overview...................................................................... 1-11.1 Fundamentals................................................................... 1-3

    Solid Modeling ................................................................... 1-3Feature-Based ................................................................... 1-4Parametric.......................................................................... 1-6Associative......................................................................... 1-6

    1.2 Design Intent .................................................................... 1-81.3 Launching CATIA V6 ..................................................... 1-10

    CATIA V6 Connection...................................................... 1-10Security Context............................................................... 1-11

    1.4 User Interface................................................................. 1-12Screen Layout, Quick Start .............................................. 1-12Screen Layout, Opened File ............................................ 1-13Workbenches................................................................... 1-16

    1.5 Working With Models .................................................... 1-17Locating a Model.............................................................. 1-17Opening a Model.............................................................. 1-17Importing a V5 Model....................................................... 1-17Storing a Model................................................................ 1-17Rendering a Model........................................................... 1-18Model Navigation ............................................................. 1-20

    1.6 Online Documentation................................................... 1-23Exercise 1a Viewing a Part.................................................. 1-24

    Chapter 2 Customizing CATIA V6............................................... 2-12.1 Managing CATSetting Files ............................................ 2-32.2 Options Dialog Box.......................................................... 2-4

    Recommended Options ..................................................... 2-5

    2.3 Toolbar Customization .................................................... 2-8Moving Toolbars ................................................................ 2-8Toolbar Placement............................................................. 2-9Add/Remove Toolbars ....................................................... 2-9Expanding Flyouts ........................................................... 2-10Locking Toolbars.............................................................. 2-11

    2.4 Favorite Workbenches .................................................. 2-12Exercise 2a Customization ................................................. 2-15

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  • CATIA: Introduction to ModelingChapter 3 Creating Sketches ...................................................... 3-13.1 Getting Started with Sketching Features ...................... 3-33.2 Creating a New Part......................................................... 3-43.3 Sketching Planes............................................................. 3-8

    Reference Planes .............................................................. 3-9Selecting a Plane for Sketching....................................... 3-10

    3.4 Sketcher Workbench..................................................... 3-12Sketcher Grid................................................................... 3-12

    3.5 Basic Shapes ................................................................. 3-14Manual Definition............................................................. 3-16

    3.6 Profile Sketching ........................................................... 3-173.7 Sketcher Editing Operations ........................................ 3-19

    Trimming.......................................................................... 3-19Break ............................................................................... 3-19Quick Trim ....................................................................... 3-20Delete and Undo.............................................................. 3-20

    3.8 Tips and Techniques..................................................... 3-21Repeating a Command.................................................... 3-21Sketching in 3D ............................................................... 3-21Construction Geometry.................................................... 3-21Auto Search..................................................................... 3-22

    3.9 Specification Tree ......................................................... 3-23Exercise 3a Sketching Basic Shapes ................................ 3-24Exercise 3b Profile Sketching ............................................ 3-33Exercise 3c Sketch Practice I (Optional) ........................... 3-40Exercise 3d Sketch Practice II (Optional) .......................... 3-41

    Chapter 4 Constraining Sketches............................................... 4-14.1 Constraints....................................................................... 4-3

    Advantages of Using Constraints ...................................... 4-4

    4.2 Geometric Constraints.................................................... 4-5Sketching at Origin ............................................................ 4-9Deleting Constraints ........................................................ 4-10Right-click Menu .............................................................. 4-10Centering a Sketch .......................................................... 4-12Fix Together Constraint ................................................... 4-12

    4.3 Dimensional Constraints .............................................. 4-14Line Length Dimension.................................................... 4-14Distance between Parallel Lines ..................................... 4-14Arc Radius ....................................................................... 4-15Arc Diameter.................................................................... 4-15

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  • Table of ContentsRevolved Diameter .......................................................... 4-16Angle Dimension.............................................................. 4-18Point-to-Point Dimension ................................................. 4-18Line-to-Arc Tangent ......................................................... 4-19Arc Tangent-to-Arc Tangent ............................................ 4-20Right-click Menu .............................................................. 4-20

    4.4 Edit Multi-Constraint Dialog Box.................................. 4-224.5 Constraint Colors........................................................... 4-244.6 Sketch Analysis ............................................................. 4-25

    Geometry Tab.................................................................. 4-26Use-edges........................................................................ 4-27Diagnostic Tab................................................................. 4-28Sketch Solving Status ...................................................... 4-29

    4.7 Auto Constraint.............................................................. 4-30Exercise 4a Dimensions...................................................... 4-31Exercise 4b Constraints ...................................................... 4-42

    Chapter 5 Pad and Pocket Features ........................................... 5-15.1 Base Features .................................................................. 5-35.2 Creating a Pad Feature.................................................... 5-4

    Mirrored Extent .................................................................. 5-6Second Limit ...................................................................... 5-6Sketch Restrictions for Pad Features ................................ 5-7

    5.3 Pad Feature Options........................................................ 5-8Feature Depth Options....................................................... 5-8Second Limit Option........................................................... 5-9Non-Normal Direction ...................................................... 5-10Open and Closed Sketches ............................................. 5-11

    5.4 Pocket ............................................................................. 5-12Limit Options .................................................................... 5-12Open Profiles ................................................................... 5-14Other Feature Options ..................................................... 5-15

    5.5 Making Changes to a Sketch ........................................ 5-16Dimensional Changes...................................................... 5-16Changing the Sketch........................................................ 5-17Deleting the Feature ........................................................ 5-17Change Restrictions......................................................... 5-18

    Exercise 5a Creating and Modifying Pad Features........... 5-19Exercise 5b Creating Pocket Features............................... 5-24Exercise 5c Working With Open Sketches ........................ 5-32Exercise 5d Pad and Pocket ............................................... 5-36

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  • CATIA: Introduction to ModelingExercise 5e Crank (Optional).............................................. 5-45Exercise 5f Cylinder Block (Optional)................................ 5-46

    Chapter 6 Sketcher Tools and Techniques ............................... 6-16.1 Positioned Sketch ........................................................... 6-3

    Object-Action Method ........................................................ 6-3Action-Object Method ........................................................ 6-3

    6.2 Copying and Pasting Sketch Geometry ........................ 6-6Copy and Paste ................................................................. 6-6Copy/Pasting 2D CATIA Drawing Geometry ..................... 6-7

    6.3 Projecting Geometry ....................................................... 6-8Project 3D Elements.......................................................... 6-8Intersecting 3D Elements .................................................. 6-8Silhouette Edges ............................................................... 6-9Canonical Silhouette Edges .............................................. 6-9Sketch Analysis ............................................................... 6-10

    6.4 Editing Tools.................................................................. 6-11Mirror ............................................................................... 6-11Symmetry ........................................................................ 6-12Translate.......................................................................... 6-12Rotate .............................................................................. 6-13Scale................................................................................ 6-14Offset ............................................................................... 6-14

    Exercise 6a Projecting 3D Geometry ................................. 6-17Exercise 6b Sketcher Techniques...................................... 6-25

    Chapter 7 Sketcher Formulas ..................................................... 7-17.1 Formulas .......................................................................... 7-3

    Displaying in the Specification Tree .................................. 7-7

    7.2 Equivalent Dimensions ................................................... 7-97.3 Sketch using SmartPick................................................ 7-13

    Right-click Menus ............................................................ 7-14 and ........................................................... 7-15SmartPick Options........................................................... 7-15Constraint Tools .............................................................. 7-15

    7.4 Visualization Tools ........................................................ 7-17Exercise 7a Sketcher Relations.......................................... 7-19Exercise 7b Set Visualization and SmartPick ................... 7-28

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  • Table of ContentsChapter 8 Reference Elements ................................................... 8-18.1 Reference Elements......................................................... 8-3

    Feature Structure ............................................................... 8-3Sketch Plane Positioning ................................................... 8-4

    8.2 Axis Systems.................................................................... 8-58.3 Point Creation Methods................................................... 8-78.4 Line Creation Methods .................................................. 8-128.5 Plane Creation Methods................................................ 8-158.6 Reference Element Definition ....................................... 8-19

    Implicit Axis Selection ...................................................... 8-19Lock Reference Element.................................................. 8-20Right-click Menus............................................................. 8-21

    Exercise 8a Working with Feature Limits .......................... 8-22Exercise 8b Reference Elements........................................ 8-27Exercise 8c Additional Pockets (Optional)........................ 8-36Exercise 8d Using Reference Elements (Optional)........... 8-38

    Chapter 9 Shaft and Groove Features........................................ 9-19.1 Shaft Feature .................................................................... 9-3

    Sketch Restrictions ............................................................ 9-4Rotation Angle ................................................................... 9-8

    9.2 Groove Feature .............................................................. 9-10Requirements................................................................... 9-10Grooves on Cylinders ...................................................... 9-11

    Exercise 9a Shaft & Groove Features ................................ 9-13Exercise 9b Groove Features ............................................. 9-20Exercise 9c Creating Shafts and Grooves (Optional)....... 9-28Exercise 9d King Chess Piece (Optional).......................... 9-31

    Chapter 10 Feature Management.............................................. 10-110.1 Search for Features ....................................................... 10-310.2 Hide and Show ............................................................... 10-4

    Indication of Hidden Features .......................................... 10-6Tips and Techniques........................................................ 10-6

    10.3 Activate and Deactivate................................................. 10-7Tip .................................................................................... 10-8Parent/Child Considerations ............................................ 10-9

    10.4 Creating Selection Sets............................................... 10-10Exercise 10a Feature Management .................................. 10-12

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  • CATIA: Introduction to ModelingChapter 11 Introduction to Dress-Up Features ....................... 11-111.1 Dress-Up Features......................................................... 11-311.2 Creating Edge Fillets..................................................... 11-4

    Edge Identification Methods ............................................ 11-6

    11.3 Creating Chamfers ...................................................... 11-1111.4 Creating Holes ............................................................. 11-14

    Depth Options................................................................ 11-18Hole Direction ................................................................ 11-21

    11.5 Modeling Considerations............................................ 11-22Exercise 11a Creating Holes, Fillets, and Chamfers ...... 11-24Exercise 11b Link (Optional) ............................................ 11-40Exercise 11c Crankshaft (Optional) ................................. 11-42

    Chapter 12 Advanced Dress-Up Features ............................... 12-112.1 Additional Fillet Features.............................................. 12-3

    Variable Radius Fillet....................................................... 12-3Tritangent Fillet................................................................ 12-6Face-Face Fillet............................................................... 12-7Chordal Fillet ................................................................... 12-8

    12.2 Draft Feature ................................................................ 12-10Selection By Neutral Face ............................................. 12-12Draft Form ..................................................................... 12-14

    12.3 Creating Shell Features .............................................. 12-1612.4 Drafted Filleted Pad and Pocket Features................. 12-20

    Drafted Filleted Pad Feature ......................................... 12-20Drafted Filleted Pocket Feature..................................... 12-21

    12.5 Impact of Feature Order on Geometry....................... 12-22Feature Reorder ............................................................ 12-23Define in Work Object.................................................... 12-24Restrictions.................................................................... 12-26

    Exercise 12a Creating Additional Dress Up Features .... 12-27Exercise 12b Phone Cover................................................ 12-40Exercise 12c Tank (Optional)............................................ 12-48Exercise 12d Connecting Rod (Optional) ........................ 12-50

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  • Table of ContentsCATIA: Introduction to Modeling - Part 2

    Chapter 13. Feature Duplication ................................................ 13-113.1 Pattern Features............................................................. 13-3

    Pattern Multiple Features............................................... 13-11

    13.2 Creating User Patterns ................................................ 13-1213.3 Copy Features .............................................................. 13-1513.4 Mirror Features............................................................. 13-1613.5 Formulas....................................................................... 13-1713.6 Formulas Dialog Box................................................... 13-18

    Parameter Area.............................................................. 13-19Edit Name or Value of Current Parameter ..................... 13-19Filter Section .................................................................. 13-20

    13.7 Create a Formula.......................................................... 13-23Determining System Parameter Names ........................ 13-23Creating a Formula ........................................................ 13-23

    13.8 View and Edit Formulas .............................................. 13-25Displaying in the Specification Tree............................... 13-25Display Formula Text ..................................................... 13-26Edit a Formula................................................................ 13-26Delete a Formula ........................................................... 13-26

    13.9 Create User-Defined Parameters................................ 13-27Types of Parameters...................................................... 13-27

    13.10View and Edit User-defined Parameters ................... 13-29Displaying Parameters................................................... 13-29Edit a User-defined Parameter ...................................... 13-30Delete a User-defined Parameter .................................. 13-30

    Exercise 13a Patterning .................................................... 13-31Exercise 13b User Patterns............................................... 13-38Exercise 13c Mirror............................................................ 13-45Exercise 13d Piston (Optional) ......................................... 13-49Exercise 13e Flange (Optional)......................................... 13-50Exercise 13f Relations....................................................... 13-51Exercise 13g Relations II ................................................... 13-57

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  • CATIA: Introduction to ModelingChapter 14 Thin Features.......................................................... 14-114.1 Thin Pads and Pockets ................................................. 14-3

    Thin Pads ........................................................................ 14-3Thin Pockets.................................................................... 14-4

    14.2 Stiffeners ........................................................................ 14-5Exercise 14a Creating Additional Features I..................... 14-8Exercise 14b Creating Additional Features II.................. 14-15Exercise 14c Axle Bracket (Optional) .............................. 14-23

    Chapter 15 Parent/Child Relationships.................................... 15-115.1 Establishing Parent/Child Relationships .................... 15-3

    Sketching Plane............................................................... 15-3Sketch.............................................................................. 15-5Sketch Constraints .......................................................... 15-5Dimensioning References ............................................... 15-6Projection of 3D Geometry .............................................. 15-7Depth Options.................................................................. 15-8

    15.2 Investigating Parent/Child Relationships.................... 15-915.3 Changing Parent/Child Relationships ....................... 15-11

    Changing the Sketch Plane ........................................... 15-11Sketch Dimensions........................................................ 15-12Sketcher Constraints ..................................................... 15-12Depth Option ................................................................. 15-12Replace ......................................................................... 15-12

    15.4 Feature Failure............................................................. 15-15Draft Angle Failure......................................................... 15-16Fillet Failure ................................................................... 15-18

    Exercise 15a Parent/Child Relationships ........................ 15-20Exercise 15b Resolving Failed Features ......................... 15-32

    Chapter 16 Part Information...................................................... 16-116.1 Measuring Items ............................................................ 16-316.2 Updating Measurements............................................... 16-616.3 Measuring Between Items ............................................ 16-7

    Measure Between in Part Geometry Selection................ 16-8Measuring with Reference Elements............................. 16-10

    16.4 Measuring Inertia......................................................... 16-12Apply a Material............................................................. 16-12Viewing the Material ...................................................... 16-14Measure Inertia 3D ........................................................ 16-14

    16.5 Dynamic Sectioning .................................................... 16-19

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  • Table of Contents16.6 Feature Investigation................................................... 16-21Scanning the Model ....................................................... 16-21

    Exercise 16a Take Measurements.................................... 16-23Exercise 16b Measuring with Reference Geometry........ 16-33

    Chapter 17 Rib and Slot Features............................................. 17-117.1 Ribs and Slots ................................................................ 17-3

    Slots ................................................................................. 17-5

    17.2 Rib and Slot Options ..................................................... 17-6Merge Ends...................................................................... 17-6Center Curve.................................................................... 17-6Overlapping Geometry..................................................... 17-7

    Exercise 17a Slots and Ribs ............................................... 17-8Exercise 17b Car Exhaust ................................................. 17-18Exercise 17c Dipstick (Optional) ...................................... 17-22

    Chapter 18 Multi-sections Solid Features................................ 18-118.1 Multi-sections Solids ..................................................... 18-3

    Closing Point.................................................................... 18-5Removed Multi-sections Solids........................................ 18-7

    Exercise 18a Basic Multi-sections Solid Features............ 18-8Exercise 18b Transition Tube ........................................... 18-19Exercise 18c (Optional) Screwdriver................................ 18-24

    Chapter 19 Working With Multi-Body Models.......................... 19-119.1 Body Organization ......................................................... 19-3

    Inserting a Geometrical Set ............................................. 19-6

    19.2 Boolean Operations....................................................... 19-719.3 Feature Visualization ..................................................... 19-9

    Center Graph & Reframe On ........................................... 19-9Search.............................................................................. 19-9Geometry Display Options ............................................. 19-10

    19.4 Tips and Techniques ................................................... 19-12Exercise 19a Working with Multi-Body Models............... 19-13

    Chapter 20 Assembly Design.................................................... 20-120.1 Assembly Workbenches ............................................... 20-3

    Commonly Used Toolbars ............................................... 20-3

    20.2 Create an Assembly ...................................................... 20-5Product Properties ........................................................... 20-5

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  • CATIA: Introduction to ModelingAdding Components ........................................................ 20-6Product Structure............................................................. 20-6

    20.3 Use the Robot ................................................................ 20-8Automatic Snap ............................................................. 20-10

    20.4 Engineering Connections and Constraints............... 20-12Assembly Considerations .............................................. 20-20

    Exercise 20a Creating Assemblies I ................................ 20-22Exercise 20b Creating Assemblies II ............................... 20-39Exercise 20c Creating Assemblies III .............................. 20-51Exercise 20d (Optional) Motor Assembly........................ 20-56

    Chapter 21 Assembly Techniques............................................ 21-121.1 Additional Placement Options ..................................... 21-3

    Copy and Paste ............................................................... 21-3Snap and Constrain......................................................... 21-4Assembly Patterns........................................................... 21-5

    21.2 Designing in Context..................................................... 21-7External References ........................................................ 21-7

    21.3 Assembly Holes............................................................. 21-9Exercise 21a Repeating Component Placement............. 21-13Exercise 21b Designing in Context.................................. 21-19

    Chapter 22 Assembly Information............................................ 22-122.1 Measurements and 3D Sections .................................. 22-3

    Component Materials ...................................................... 22-3Sectioning........................................................................ 22-4

    22.2 Interference .................................................................... 22-9Engineering Connection Interference Check................... 22-9Light Interference Analysis ............................................ 22-10

    Exercise 22a Assembly Information ................................ 22-12

    Chapter 23 Lifecycle Management ........................................... 23-123.1 Using Save Lifecycle Management.............................. 23-3

    Lifecycle Management Tools........................................... 23-3Change Maturity .............................................................. 23-4New Major Version .......................................................... 23-5Replace ........................................................................... 23-5

    Exercise 23a Lifecycle Management.................................. 23-6

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  • Table of ContentsChapter 24 Generative Drafting ................................................ 24-124.1 Creating a New Drawing ............................................... 24-324.2 Drafting Workbench....................................................... 24-624.3 Creating Drawing Frame and Title Block..................... 24-7

    Title Block ........................................................................ 24-7

    24.4 Adding Views ................................................................. 24-8View Orientation Compass ............................................ 24-12

    24.5 View Properties ............................................................ 24-15Moving Views................................................................. 24-15Delete View.................................................................... 24-16Hide/Show...................................................................... 24-16Section Arrow Properties ............................................... 24-16Hatching......................................................................... 24-16

    24.6 Manually Creating Dimensions................................... 24-17General Steps................................................................ 24-17Moving Dimensions........................................................ 24-18

    24.7 Changed Geometry...................................................... 24-19Updating a Drawing ....................................................... 24-19Links to 3D Models ........................................................ 24-19

    Exercise 24a Create a Drawing......................................... 24-20Exercise 24b Annotate a Drawing .................................... 24-32Exercise 24c (Optional) Piston Drawing ......................... 24-40Exercise 24d (Optional) Flange Drawing ......................... 24-41

    Chapter 25 Effective Modeling .................................................. 25-125.1 Design Considerations.................................................. 25-3

    Part Design Considerations ............................................. 25-3Assembly Design Considerations .................................... 25-3External References ........................................................ 25-4

    25.2 Modeling Tips and Techniques .................................... 25-5Features........................................................................... 25-5Drafts and Fillets .............................................................. 25-5

    25.3 Model Investigation ....................................................... 25-7Model Scan...................................................................... 25-7Specification Tree ............................................................ 25-7Parent/Child ..................................................................... 25-7

    25.4 Interactive Exercise ....................................................... 25-8

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  • CATIA: Introduction to ModelingAppendix A CATIA V6 Login - Context ......................................A-1A.1 Introduction to Security Context....................................A-3A.2 Security Context ..............................................................A-4

    Security Context Format....................................................A-4Roles .................................................................................A-4

    Appendix B Importing CATIA V5 Data .......................................B-1B.1 File-based Design Import (FBDI)....................................B-3

    FBDI Import Settings .........................................................B-3FBDI, Interactive Use ........................................................B-4

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    Cover PageCopyrightTable of Contents

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