Parametric Modeling With Autodesk Inventor R11

by Shih, Randy H.

• ISBN13: 9781585032952
• ISBN10: 1585032956
• Format: Paperback
• Copyright: 2006-05-31
• Publisher: Schroff Development Corp

Summary

This book contains a series of ten tutorial style lessons designed to introduce Autodesk Inventor, solid modeling, and parametric modeling. It uses a hands-on, exercise-intensive approach to all the import parametric modeling techniques and concepts. The lessons guide the user from constructing basic shapes to building intelligent solid models and creating multi-view drawings. Table of Contents 1. Getting Started 2. Parametric Modeling Fundamentals 3. Constructive Solid Geometry Concepts 4. Model History Tree 5. Parametric Constraints Fundamentals 6. Geometric Construction Tools 7. Parent/Child Relationships and the BORN Technique 8. Part Drawings and Associative Functionality 9. Datum Features and Auxiliary Views 10. Symmetrical Features in Designs 11. Advanced 3D Construction Tools 12. Assembly Modeling - Putting It All Together

Table of Contents

Preface
Acknowledgments
Getting Started
Introduction	2	(1)
Development of Computer Geometric Modeling	2	(4)
Feature-Based Parametric Modeling	6	(1)
Getting Started with Autodesk Inventor	7	(1)
The Startup dialog box and Units Setup	8	(1)
Autodesk Inventor Screen Layout	9	(1)
Pull-down Menus	10	(1)
Standard Toolbar	10	(1)
Part Feature Toolbar	10	(1)
Help Options	10	(1)
2D Sketch Toolbar	10	(1)
Graphics Window	11	(1)
Graphics Cursor or Crosshairs	11	(1)
Meassage and Status Bar Area	11	(1)
Browser	11	(1)
Mouse Buttons	12	(1)
[Esc] - Canceling commands	12	(1)
On-Line Help	13	(1)
Leaving Autodesk Inventor	13	(1)
Creating a CAD files folder	14
Parametric Modeling Fundamentals
Introduction	2	(1)
The Adjuster design	3	(1)
Starting Autodesk Inventor	3	(1)
Autodesk Inventor Screen Layout	4	(1)
Creating Rough Sketches	5	(1)
Step 1: Creating a rough sketch	6	(1)
Graphics Cursors	6	(1)
Geometric Constraint Symbols	7	(1)
Step 2: Apply/modify constraints and dimensions	8	(3)
Modifying the dimensions of the sketch	11	(1)
Step 3: Completing the Base Solid Feature	12	(1)
Isometric View	13	(1)
Dynamic Viewing Functions - Zoom and Pan	13	(1)
Dynamic Rotation of the 3-D block - 3D Rotate	14	(2)
Dynamic Viewing - Quick Keys	16	(1)
Viewing Tools -- Standard Toolbar	17	(1)
Display Modes	18	(1)
Orthographic vs. Perspective	18	(1)
Sketch plane -- It is an XY CRT, but an XYZ World	19	(2)
Step 4-1: Adding an extruded feature	21	(4)
Step 4-2: Adding a cut feature	25	(3)
Save the Model	28	(1)
Questions	29	(1)
Exercises	30
Constructive Solid Geometry Concepts
Introduction	2	(1)
Binary Tree	3	(1)
The Locator Design	4	(1)
Starting Autodesk Inventor	5	(1)
GRID and SNAP intervals Setup	6	(1)
Modeling Strategy - CSG Binary Tree	7	(1)
Base Feature	8	(2)
Model Dimensions Format	10	(1)
Modifying the dimensions of the sketch	10	(1)
Repositioning Dimensions	11	(1)
Completing the Base Solid Feature	12	(1)
Creating the next solid feature	13	(4)
Creating a CUT Feature	17	(3)
Creating a PLACED FEATURE	20	(2)
Creating a Rectangular Cut Feature	22	(2)
Questions	24	(1)
Exercises	25
Model History Tree
Introduction	2	(1)
The Saddle Bracket Design	3	(1)
Starting Autodesk Inventor	3	(1)
Modeling Strategy	4	(1)
The Autodesk Inventor Browser	5	(1)
Creating the Base Feature	5	(3)
Adding the Second Solid Feature	8	(1)
Creating a 2D sketch	9	(2)
Renaming the Part Features	11	(1)
Adjusting the Width of the Base Feature	12	(1)
Adding a Placed Feature	13	(2)
Creating a Rectangular Cut Feature	15	(1)
History-based Part Modifications	16	(1)
A Design change	17	(3)
Questions	20	(1)
Exercises	21
Parametric Constraints Fundamentals
Constraints and Relations	2	(1)
Create a Simple Triangular Plate Design	2	(1)
Fully Constrained Geometry	3	(1)
Starting Autodesk Inventor	3	(1)
Displaying existing constraints	4	(2)
Applying Geometric/Dimensional Constraints	6	(4)
Over-constraining and Driven Dimensions	10	(1)
Deleting existing constraints	11	(1)
Using the Auto Dimension command	12	(1)
Adding Additional Geometry	13	(3)
Constraint Settings	16	(1)
Parametric relations	17	(2)
Dimensional Values and Dimensional Variables	19	(1)
Parametric Equations	20	(1)
Viewing the Established Parameters and Relations	21	(1)
Saving the Model File	22	(1)
Questions	23	(1)
Exercises	24
Geometric Construction Tools
Introduction	2	(1)
The Gasket Design	2	(1)
Modeling Strategy	3	(1)
Starting Autodesk Inventor	4	(1)
Creating a 2D Sketch	5	(2)
Editing the Sketch by Dragging the Entities	7	(2)
Adding Additional Constraints	9	(1)
Using the Trim and Extend Commands	10	(2)
The Auto Dimension command	12	(2)
Creating Fillets and Completing the Sketch	14	(1)
Fully Constrained Geometry	15	(3)
Profile Sketch	18	(1)
Redefining the Sketch and the Profile	19	(4)
Create an OFFSET Cut Feature	23	(3)
Questions	26	(1)
Exercises	27
Parent/Child Relationships and the BORN Technique
Introduction	2	(1)
The BORN Technique	2	(1)
The U-Bracket Design	3	(1)
Starting Up Autodesk Inventor	4	(1)
Default sketch plane setting	4	(1)
Applying the BORN Technique	5	(2)
Creating the 2-D Sketch of the Base feature	7	(4)
Create the First Extrude Feature	11	(1)
The Implied Parent/Child Relationships	12	(1)
Creating the Second Solid Feature	12	(4)
Creating the First Cut feature	16	(1)
Creating the Second Cut feature	17	(2)
Examining the Parent/Child Relationships	19	(1)
Modify a Parent Dimension	20	(1)
A Design Change	21	(1)
Feature Suppression	22	(1)
A different approach to the CENTER_DRILL feature	23	(2)
Suppress the Rect_Cut feature	25	(1)
Creating a Circular Cut Feature	26	(2)
A Flexible Design Approach	28	(1)
Questions	29	(1)
Exercises	30
Part Drawings and Associative Functionality
Drawings from Parts and Associative Functionality	2	(1)
Starting Autodesk Inventor	3	(1)
Drawing Mode - 2D Paper Space	3	(2)
Drawing Sheet Format	5	(2)
Using the Pre-defined Drawing Sheet Formats	7	(2)
Deleting, Activating, and Editing a Drawing Sheet	9	(1)
Adding a Base View	10	(1)
Creating Projected Views	11	(1)
Adjusting the View Scale	12	(1)
Repositioning Views	13	(1)
Displaying Feature Dimensions	14	(2)
Repositioning and Hiding Feature Dimensions	16	(2)
Adding Additional Dimensions -- Reference Dimensions	18	(1)
Adding Center Marks and Center Lines	19	(3)
Completing the Drawing Sheet	22	(1)
Associative Functionality -- Modifying Feature Dimensions	23	(3)
Questions	26	(1)
Exercises	27
Datum Features and Auxiliary Views
Work Features	2	(1)
Auxiliary Views in 2D Drawings	2	(1)
The Rod-Guide Design	2	(1)
Modeling Strategy	3	(2)
Applying the BORN Technique	5	(1)
Creating the Base feature	6	(2)
Creating an Angled Work Plane	8	(1)
Creating a 2D sketch on the work plane	9	(1)
Using the Projected Geometry option	9	(4)
Completing the Solid feature	13	(1)
Creating an Offset Work Plane	14	(1)
Creating another cut feature using the work plane	15	(2)
Starting a new 2D drawing	17	(1)
Adding a Base View	18	(1)
Creating an Auxiliary View	19	(2)
Displaying Feature Dimensions	21	(2)
Adjusting the View Scale	23	(1)
Adding Additional Dimensions	24	(2)
Adding Center Marks and Center Lines	26	(3)
Completing the Drawing Sheet	29	(1)
Editing the Isometric view	30	(1)
Questions	31	(1)
Exercises	32
Symmetrical Features in Designs
Introduction	2	(1)
A Revolved Design: PULLEY	2	(1)
Modeling Strategy - A Revolved Design	3	(1)
Starting Autodesk Inventor	4	(1)
Setup the display of the Sketch Plane	4	(1)
Creating the 2-D Sketch for the Revolved feature	5	(4)
Creating the Revolved Feature	9	(1)
Mirroring Features	10	(2)
Creating A Pattern Leader Using Construction Geometry	12	(5)
Circular Pattern	17	(2)
Examining the Design parameters	19	(1)
Drawing Mode -- Defining New Border and Title Block	19	(3)
Creating a Drawing Template	22	(1)
Automatically Retrieve Dimensions	23	(1)
Creating Views	23	(4)
Retrieve Dimensions -- Features option	27	(2)
Associative Functionality -- A Design Change	29	(2)
Adding Center lines to the Pattern feature	31	(1)
Completing the Drawing	32	(3)
Questions	35	(1)
Exercises	36
Advanced 3D Construction Tools
Introduction	2	(1)
A Thin-Walled Design: Dryer Housing	2	(1)
Modeling Strategy	3	(1)
Starting Autodesk Inventor	4	(1)
Set up the display of the Sketch Plane	4	(1)
Creating the 2D Sketch for the Base Feature	5	(3)
Create a Revolved Feature	8	(1)
Creating Offset Work Planes	9	(1)
Creating 2D sketches on the Offset Work Planes	10	(3)
Creating a Lofted Feature	13	(2)
Creating an Extruded Feature	15	(2)
Completing the Extruded Feature	17	(1)
Create 3D Rounds and Fillets	18	(1)
Using the Shell Operation	19	(1)
Create a Pattern Leader	20	(3)
Creating a Rectangular Pattern	23	(2)
Creating a Swept Feature	25	(1)
Define a 2D Sweep path	25	(2)
Define the Sweep Section	27	(2)
Completing the Swept Feature	29	(2)
Questions	31	(1)
Exercises	32
Assembly Modeling - Putting It All Together
Introduction	2	(1)
Assembly Modeling Methodology	3	(1)
The Shaft Support Assembly	4	(1)
Additional Parts	4	(3)
Collar	4	(1)
Bearing	5	(1)
Base-Plate	5	(1)
Cap-Screw	6	(1)
Starting Autodesk Inventor	7	(1)
Placing the First Component	8	(1)
Placing the Second Component	9	(1)
Degrees of Freedom and Constraints	10	(1)
Assembly Constraints	11	(2)
Apply the First Assembly Constraint	13	(2)
Apply a Second Mate Assembly Constraint	15	(1)
Constrained Move	16	(1)
Apply a Flush Constraint	17	(2)
Placing the Third Component	19	(1)
Applying an Insert Constraint	19	(2)
Assemble the Cap-Screws	21	(1)
Exploded View of the Assembly	22	(2)
Editing the Components	24	(1)
Adaptive Design Approach	25	(4)
Delete and Re-apply Assembly Constraints	29	(2)
Setup a Drawing of the Assembly Model	31	(2)
Creating a Parts List	33	(1)
Editing the Parts List	34	(2)
Changing the Material Type	36	(2)
Completing the Assembly Drawing	38	(1)
Bill of Materials	39	(2)
BOM from Parts List	39	(1)
BOM from Assembly Model	40	(1)
Conclusion	41	(1)
Summary of Modeling Considerations	41	(1)
Questions	42	(1)
Exercises	43
Index