Parametric Modeling with Autodesk Fusion 360
Spring 2023 Edition
Randy H. Shih
Oregon Institute of Technology
Table of Contents
Preface i
Acknowledgments ii
Table of Contents iii
Chapter 1
Introduction – Getting Started
Introduction 1-2
Development of Computer Geometric Modeling 1-2
Feature-Based Parametric Modeling 1-6
Getting Started with Autodesk Fusion 360 1-7
The Autodesk Fusion 360 Screen Layout 1-8
Quick Access Toolbar 1-9
Ribbon Tool Panels 1-9
Display Control Panel 1-9
View Cube 1-9
Comments Panel 1-9
Mouse Buttons 1-10
[Esc] – Canceling Commands 1-10
Autodesk Fusion 360 Help System 1-11
Autodesk Fusion 360 Data Management 1-12
Browser Access to Fusion 360 1-15
Chapter 2
Parametric Modeling Fundamentals
Introduction 2-2
The Adjuster Design 2-3
Starting Autodesk Fusion 360 2-3
The Autodesk Fusion 360 Screen Layout 2-4
Units Setup 2-5
Sketch Plane – It is an XY Monitor, but an XYZ World 2-6
Creating Rough Sketches 2-8
Step 1: Creating a Rough Sketch 2-9
Graphics Cursors 2-9
Geometric Constraint Symbols 2-10
Step 2: Apply/Modify Constraints and Dimensions 2-11
Dynamic Viewing Functions – Zoom and Pan 2-14
Modifying the Dimensions of the Sketch 2-14
Step 3: Completing the Base Solid Feature 2-15
Dynamic Rotation of the 3D Object – Free Orbit 2-17
Dynamic Viewing – Quick Keys 2-19
Viewing Tools – Display Control Bar and View Cube 2-20iv Parametric Modeling with Autodesk Fusion 360
Display Modes 2-22
Orthographic vs. Perspective 2-22
Step 4-1: Adding an Extruded Feature 2-23
Step 4-2: Adding a Cut Feature 2-27
Step 4-3: Adding another Cut Feature 2-30
Save the Model 2-34
Review Questions 2-35
Exercises 2-36
Chapter 3
Constructive Solid Geometry Concepts
Introduction 3-2
Binary Tree 3-3
The Locator Design 3-4
Modeling Strategy – CSG Binary Tree 3-5
Starting Autodesk Fusion 360 3-6
Model Dimensions Format 3-7
Base Feature 3-8
Modify existing Dimensions 3-11
Reposition Dimensions 3-11
Using the Measure Tool 3-12
Completing the Base Solid Feature 3-14
Creating the Next Solid Feature 3-15
Creating a CUT Feature 3-19
Creating a Placed Feature 3-22
Creating a Rectangular Cut Feature 3-24
Save the Model 3-26
Review Questions 3-27
Exercises 3-28
Chapter 4
Model History Tree
Introduction 4-2
The Saddle Bracket Design 4-3
Starting Autodesk Fusion 360 4-3
Modeling Strategy 4-4
The Autodesk Fusion 360 Browser and Timeline Control 4-5
Create the Base Feature 4-5
Create the Second Solid Feature 4-8
Create a 2D Sketch 4-9
Renaming the Part Features 4-11
History Based Modifications to the Model 4-12
Adding a Placed Feature 4-13Table of Contents v
Create a Rectangular Cut Feature 4-14
A Design Change – Edit the 2D sketches 4-16
Edit the Sketch through the Timeline Control 4-18
Direct Part Modifications 4-19
Assigning and Calculating the Associated Physical Properties 4-21
Review Questions 4-23
Exercises 4-24
Chapter 5
Parametric Constraints Fundamentals
CONSTRAINTS and RELATIONS 5-2
Create a Simple Triangular Plate Design 5-2
Fully Constrained Geometry 5-3
Starting Autodesk Fusion 360 5-3
Display and Hide Existing Constraints 5-4
Autodesk Fusion 360 Geometric Constraints 5-5
Over-Constraining and Driven Dimensions 5-9
Delete Existing Constraints 5-10
Add the Location Dimensions 5-11
Parametric Relations 5-16
Dimensional Values and Dimensional Variables 5-19
Parametric Equations 5-20
Viewing the Established Parameters and Relations 5-21
Use the Measure Tools 5-23
Review Questions 5-26
Exercises 5-27
Chapter 6
Geometric Construction Tools
Introduction 6-2
The Gasket Design 6-2
Modeling Strategy 6-3
Starting Autodesk Fusion 360 6-4
Create the first 2D Sketch 6-5
Edit the Sketch by Dragging the Sketched Entities 6-8
Adding Dimensions and Constraints 6-9
Use the Trim and Extend Commands 6-10
Create Fillets and Completing the Sketch 6-12
Fully Constrained Geometry 6-13
Profile Sketch 6-14
Redefine the Sketch and Profile 6-15
Create an Offset Cut Feature 6-18
Review Questions 6-22
Exercises 6-23vi Parametric Modeling with Autodesk Fusion 360
Chapter 7
Parent/Child Relationships and the BORN Technique
Introduction 7-2
The BORN Technique 7-2
The U-Bracket Design 7-3
Apply the BORN Technique 7-4
Create the 2D Sketch for the Base Feature 7-6
Create the First Extrude Feature 7-9
The Implied Parent/Child Relationships 7-10
Create the Second Solid Feature 7-10
Create the Rectangular Cut Feature 7-14
The Second Cut Feature 7-15
Examine the Parent/Child Relationships 7-17
Modify a Parent Dimension 7-18
A Design Change 7-19
Feature Suppression 7-20
Redefine the sketch plane of the Center_Drill Feature 7-21
Suppress the Rect_Cut Feature 7-22
Create a Circular Cut Feature 7-23
A Flexible Design Approach 7-25
View and Edit Material Properties 7-26
Predefined keyboard and mouse shortcuts in Fusion360 7-28
Review Questions 7-29
Exercises 7-30
Chapter 8
Part Drawings and Associative Functionality
Drawings from Parts and Associative Functionality 8-2
Starting Autodesk Fusion 360 8-3
Drawing Mode – 2D Paper Space 8-3
Add a Base View 8-5
Create Projected Views 8-6
Adjust the View Scale 8-7
Repositioning Views 8-7
Add and adjust Center Marks 8-8
Add and adjust Centerline Bisectors 8-10
Dimensioning the Drawing 8-11
Repositioning Dimensions and 2D views 8-13
Drawing Dimensions Format 8-14
Complete the Drawing Sheet 8-15
Associative Functionality – Modifying Feature Dimensions 8-16
Review Questions 8-20
Exercises 8-21Table of Contents vii
9-2
9-2
9-2
9-3
9-4
9-4
9-7
9-8
9-8
9-12
9-13
9-14
9-16
9-17
9-18
9-20
9-21
9-23
9-24
9-26
9-27
10-2
10-3
Chapter 9
Datum Features and Auxiliary Views
Work Features
Auxiliary Views in 2D Drawings
The Rod-Guide Design
Modeling Strategy
Starting Autodesk Fusion 360
Creating the Base Feature
Create an Angled Work Plane
Create a 2D Sketch on the Work Plane
Use the Projected Geometry Option
Complete the Solid Feature
Create an Offset Work Plane
Create another Cut Feature Using the Work Plane
Start a New 2D Drawing
Add a Base View
Create an Auxiliary View and an Iso View
Adjust the View Scale
Add and Adjust Center Marks
Add Dimensions
Complete the Drawing Sheet
Review Questions
Exercises
Chapter 10
Introduction to 3D Printing
What is 3D Printing?
Development of 3D Printing Technologies
Primary Types of 3D Printing Processes 10-6
Stereolithography 10-6
Fused Deposition Modeling & Fused Filament Fabrication 10-7
Laser Sintering / Laser Melting 10-8
Primary 3D Printing Materials for FDM and FFF 10-9
From 3D Model to 3D Printed Part 10-11
Starting Autodesk Fusion 360 10-12
Export the Design as an STL file 10-13
Using the 3D Printing software to create the 3D Print 10-16
Review Questions 10-24
Chapter 11
Symmetrical Features in Designs
Introduction 11-2
A Revolved Design: PULLEY 11-2viii Parametric Modeling with Autodesk Fusion 360
Modeling Strategy – A Revolved Design 11-3
Starting Autodesk Fusion 360 11-4
Creating the Base Feature 11-4
Create the Revolved Feature 11-8
Mirroring Features 11-9
Create a Pattern Leader Using Construction Geometry 11-12
Circular Pattern 11-18
Start a New 2D Drawing 11-20
Add a Base View 11-21
Create a Section View 11-22
Create an Isometric View 11-24
Add Center Mark on Patterned feature 11-25
Complete the Drawing Sheet 11-26
Review Questions 11-28
Exercises 11-29
Chapter 12
Advanced 3D Construction Tools
Introduction 12-2
A Thin-Walled Design: Dryer Housing 12-2
Modeling Strategy 12-3
Starting Autodesk Fusion 360 12-4
Creating the Base Feature 12-4
Create a Revolved Feature 12-7
Create Offset Work Planes 12-8
Start 2D Sketches on the Work Planes 12-9
Create a Lofted Feature 12-12
Create an Extruded Feature 12-14
Complete the Extruded Feature 12-16
Create 3D Rounds and Fillets 12-17
Create a Shell Feature 12-18
Create a Pattern Leader 12-19
Create a Rectangular Pattern 12-22
Create a Swept Feature 12-24
Define a Sweep Path 12-24
Define the Sweep Section 12-26
Complete the Swept Feature 12-27
Review Questions 12-29
Exercises 12-30
Chapter 13
Sheet Metal Designs
Sheet Metal Processes 13-2Table of Contents ix
13-4
13-5
13-6
13-7
13-8
13-12
13-15
13-18
13-19
13-20
13-22
13-24
13-25
13-26
13-27
14-2
14-2
14-3
14-4
14-4
14-8
14-8
14-9
14-9
14-13
14-14
14-16
14-17
14-19
14-21
14-24
14-24
14-27
14-30
14-32
14-33
14-34
Sheet Metal Modeling
K-Factor
The Actuator Bracket Design
Starting Fusion 360
Sheet Metal Rules
Create another Flat Face with the Flange command
Create a Bend Feature
Mirroring the Sheet Metal Part
Create another Flange Feature
Create a Cut Feature
Create the Associated Flat Pattern
Confirm the Flattened Length
Export the Flat Pattern as a DXF file
Review Questions
Exercise
Chapter 14
Assembly Modeling – Joint & Animation
Introduction
The Crank and Slider Assembly
Assembly Modeling Methodology
Autodesk Fusion 360 Bodies and Components
The Assembly Joint Command
The Autodesk Fusion 360 Joint Origin
Joint Creation order – “Put This, There.”
Starting Autodesk Fusion 360
Creating the Base Feature
Convert the first Body to the CS-Base Component
Create the next Component
Create the CS-Rod Component
Create the CS-Slider Component
Assemble the First Component
Assemble the Second Component
Constrained Move
Assemble the CS-Rod Component
Assemble the CS-Slider Component
Apply another Joint Connection
Animate the Assembly Model
Review Questions
Exercises
Appendix
Index
INDEX
AAB
S, 10-9
Angled Work Plane, 9-7
Annotation Settings, 8-14
Arc, Center Point Arc, 7-11
ASME/ANSI, 8-4
Assembly Joint, 14-4
Ball, 14-5, 14-7
Cylindrical, 14-5, 14-6
Pin-Slot, 14-5, 14-7
Planar, 14-5, 14-7
Rigid, 14-5, 14-6
Revolute, 14-5, 14-6
Slider, 14-5, 14-6
Assembly Modeling Methodology, 14-3
Associative Functionality, 8-2, 8-16
Autodesk Fusion 360, Startup, 1-7
Auxiliary Views, 9-2, 9-18
BBa
se Component, 14-9
Base Feature, 3-8
Base View, 9-17
Base Orphan Reference Node, 7-2
Binary Tree, 3-3
Block, Solids, 3-2
Body, assembly, 14-4
Boolean Intersect, 3-2
Boolean Operations, 3-2
BORN, 7-2
Bottom Up Approach, 14-3
Boundary Representation (B-rep), 1-5
Browser Access to Fusion 360, 1-15
Browser area, 1-8, 4-7, 4-11
Buttons, Mouse, 1-10
CCA
E, 1-2
Canceling Commands, 1-10
Cartesian Coordinate System, 2-6
Center Diameter Circle, 2-27
Center Line Bisector, 8-10
Center Mark, 8-8
Center Mark Pattern, 11-25
Center of Gravity, 4-22
Center Point Arc, 7-11
Child, 7-2
CIRCLE, Center Diameter, 2-27
Circular Pattern, 11-18
Click and Drag, 6-8
Coil and Thread, 14-37
Coincident Constraint, 2-10, 5-5
Collinear Constraint, 5-5
Component, 14-4
Computer Geometric Modeling, 1-2
Concentric Constraint, 2-10, 5-5
Constrained Move, 14-24
Constraint, Delete, 5-10
Constraints, Geometric, 2-10, 5-2, 5-5
Constraint, Show, 5-4
Constraint, Fix, 5-5
Construction Geometry, 11-16
Constructive Solid Geometry, 3-2
Coordinate Systems, 2-6
Create Component, 14-13
CSG, 1-5, 3-2
Cut, Through All, 2-29
Cut, Boolean, 3-2
Cut, Extrude, 2-29
Cutting Plane Line, 11-22
DDa
ta management, 1-12
Degrees of Freedom (DOF), 14-5
Delete Constraints, 5-10
Delete Feature, 7-21
Design Intent, 1-6, 2-2, 3-8
Diameter Dimension, 11-6
Difference, Boolean, 3-2
Dimension, Edit, 3-11
Dimension Format, 3-7
Dimension Sketch, 2-11
Dimension Smart, 2-11
Dimension Reposition, 3-11
Dimensional Constraints, 5-2, 5-10Index-2 Parametric Modeling with Autodesk Fusion 360
Dimensional Values, 5-19
Dimensional Variables, 5-19
Display Settings, 2-20
Drag Geometry, 5-8
Drawing Annotation, 8-15
Drawing Layout, 8-4
Drawing Mode, 8-3
Drawing Screen, 1-8
Drawing Setup, 8-4
Drawing Views, Scale, 8-7
Driven Dimensions, 5-9
Dynamic Pan, 2-19
Dynamic Rotation, 2-19
Dynamic Viewing, 2-19
Dynamic Viewing, Quick Keys, 2-19
Dynamic Zoom, 2-19
EEd
it Dimension, 2-15, 3-11, 5-7
Edit Model Dimension, 8-16
Edit Sketch, 4-16
Edit Feature, 4-12
Edit View, 8-7
Equal Constraint, 5-5
Equations, 5-20
Esc, 1-10
Exit Marker, 2-18
Export Flat Pattern as DXF, 12-25
Extend, 6-10
Extrude, 2-16
Extrude, Cut, 2-27
Extrude, Cut, All, 2-29
Extrude, Direction, 2-29
Extrude, Join, 3-18
Extrude, Symmetric, 4-7
FFD
M, 10-7
Feature Based Modeling, 1-6
Feature, Edit Sketch, 4-16
Feature, Pattern, 11-18
Feature, Rename, 4-11
Feature Suppression, 7-20
FFF, 10-7
FILLET, 2-D, 4-16
FILLET, 3-D, 12-17
Fillet, Radius, 4-17
Fix Constraint, 5-7
Flange, Sheet Metal, 13-12
Flat Pattern, Sheet Metal, 13-22
Fold feature, Sheet Metal, 13-15
Format, Dimensions, 3-7
Fully Constrained Geometry, 5-3
GGe
ometric Constraint, 5-3, 5-5
Geometric Constraint Symbols, 5-5
Global Space, 2-6
Graphics Window, 1-8
Ground, Assembly, 14-19
HH
elp, 1-11
Help Line, 1-11
Hidden Edge, Display, 2-22
Hidden Line, 8-5
Hidden Line Removed, Section View,
9-19
HIPS, 10-10
History-Based Modifications, 4-12
History Tree, 4-2
Hole, Placed Feature, 3-22
Holes, Through All, 4-13
Horizontal Constraint, 2-10, 5-5
II
NTERSECT Boolean, 3-2
Isometric View, 2-20
JJO
IN, Boolean, 3-2
Join, Extrude, 3-18
Joint Command, 14-4
LLa
ser Sintering, 10-8
Leader, Text, 8-15
LINE Command, 2-9, 2-10
Local Coordinate System (LCS), 2-6
Loft, 12-12
Look At, 2-20Parametric Modeling with Autodesk Fusion 360 Index-3
KK
Factor, 13-3
MM
easure Area, 3-13
Measure Distance, 3-12
Middle Out Approach, 14-3
Mirror Body, Sheet Metal, 13-18
Mirror Feature, 11-9
Mirror Plane, 11-9
Model Dimensions Format, 3-7
Model Space, 8-3
Model Parameters, 5-21
Modeling Process, 2-2
Modify Dimensions, 4-18, 4-19
Motion, 14-32
Mouse Buttons, 1-10
NN
ew, Open, 1-13, 1-14
New Drawing, 9-16
OOB
J, 10-11, 10-13
Offset Features, 6-18
Offset, Work Plane, 9-13
On-Line Help, 1-11
Orbit, 3D, 2-17
Order of Features, 3-8
Orthographic, 2-22
Orthographic vs. Perspective, 2-22
Over-Constraining, 5-9
PPa
n Realtime, 2-20
Paper Space, 8-3
Parallel Constraint, 2-10, 5-5
Parent/Child Relations, 7-2
Parameters, 5-21
Parametric, 1-6
Parametric, Benefits, 1-6
Parametric Equations, 5-20
Parametric Modeling, 1-6
Parametric Part Modeling Process, 2-2
Pattern, 11-18
Pattern Leader, 11-12
Perpendicular Constraint, 2-10, 5-5
Perspective View, 2-22
PETG, 10-10
Physical Properties, 4-22
Pin icon, Assembly, 14-19
PLA, 10-9
Placed Feature, 3-22
Precision, 8-18
Preferences Settings, 3-7
Primitive Solids, 3-2
Profile, 6-2, 6-16
Profile Select, 2-28
Projected Geometry, 9-8
Project Geometry, 9-8
Projected Views, 8-6
PVA, 10-10
QQu
ick Access Toolbar, 1-8
Online Help System, 1-11
RRE
CTANGLE Command, 3-9
Rectangular Pattern, 12-22
Redefine sketch plane, 7-21
Reference Geometry, 9-8
Reference Planes, 9-7, 9-13, 12-8
Relations, 5-2
Remove, Auto Dimension, 5-11
Remove Faces, 12-18
Rename, Feature, 4-11
Rendering, 2-22
Repositioning Views, 8-7
Revolve, 11-8
Revolve, Full, 11-8
Revolved Feature, 11-2
Ribbon, 1-9
Rotation Axis, 11-18
Rough Sketches, 2-8
SSA
VE, 2-34
Screen Layout, 1-8
Section View, 11-22
Shaded, Display, 2-22Index-4 Parametric Modeling with Autodesk Fusion 360
Sheet Metal Modeling, 13-4
Sheet Metal Processes, 13-2
Sheet Metal Rules, 13-8
Sheet Metal tab, 13-7
SHELL, 12-2, 12-18
Show Constraints, 5-4
SIZE and LOCATION, 5-2
Sketch, Command, 2-7
Sketch Plane, 2-6
Sketch Toolbar, 2-7
SLA, 10-6
Slicer, 10-11
Slot, 7-6
Solid Modeler, 1-5
STL, 10-3, 10-11, 10-16
Stop Sketch, 2-15
Suppress Features, 7-20
Surface Modeler, 1-5
Sweep, 12-2, 12-24
Sweep Path, 12-24
Sweep Section, 12-26
Swept Feature, 12-24, 12-27
Symmetrical Features, 11-2
TTa
ngent Constraint, 2-10, 5-5
Text, Creating, 8-15
Thin Shell, 12-18
Thread, 14-37
Through All, 3-21
Timeline Control, 4-2
Trim and Extend, 6-10
Toolbars, 1-8
Tools, 3-12
Top Down Approach, 14-3
Two-Point Rectangle, 3-9
UUn
ion, Boolean, 3-2
Units, 2-5
Units, Metric, 3-6
Unsuppress Features, 7-20
User Coordinate System (UCS), 2-6
VVe
rtical Constraint, 2-10, 5-7
View, Edit, 8-7
View, Scale, 8-7
ViewCube, 2-20
Visible Edges, 8-7
Visibility, 7-4
WWi
reframe Ambiguity, 1-4
Wireframe, Display, 2-22
Wireframe Modeler, 1-3, 1-4
Work Axes, 7-4, 9-2
Work Features, 9-2
Work plane, 9-2
Work Plane, Angle, 9-7
Work Plane, Offset, 9-13
Work Plane, Visibility, 7-4
World Space, 2-6
XXY
-Plane, 7-5
XZ-Plane, 7-5
YYZ
-Plane, 7-5
ZZO
OM Realtime, 2-14
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