Understanding Additive Manufacturing and 3D Printing Study Guide
This guide provides a comprehensive overview of Additive Manufacturing (AM), also known as 3D printing. It explains the core principles of AM, contrasts it with subtractive manufacturing techniques, details the essential steps in the AM process flow (modeling, printing, finishing), and introduces common AM technologies like FDM, SLA, SLS, and SLM. The guide also highlights the key advantages and applications of AM in various industries, emphasizing its role in creating complex geometries, custom
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Fundamentals of 3D Modeling and Digital Fabrication
Introduction to 3D Solid Modelling
Solid modeling is a consistent set of principles for mathematical and computer modeling of three-dimensional shapes emphasizing physical fidelity.
- Solid modeling
- 3D modeling
- Geometric modeling
- Computer graphics
- Wireframe modeling
- Surface modeling
- Full solid modelling
- 2D sketch environment
- Extrude command
- Revolve command
- Shell command
- Rib command
- Boolean operation subtraction
- Extrude cut
- Holes
Introduction to 3D Solid Modeling and CAD
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Introduction to Additive Manufacturing
Additive manufacturing is the construction of a three-dimensional object from a CAD model or a digital 3D model by adding material layer by layer.
- Additive Manufacturing
- Subtractive Manufacturing
- 3D printing
- CAD
- AM Process Flow Cycle
- Modeling
- Printing
- Finishing
- Fused Deposition Modeling
- SLA
- SLS
- SLM
Introduction to Additive Manufacturing (3D Printing)
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3D Printing Applications and Advantages
Discuss the applications of 3D Printing in Civil, Automotive, Aerospace, Medical, Fashion and Food Sectors.
- 3D Printing applications
- Additive manufacturing
- Functional complexity
- Geometric complexity
- Multi-material parts
- Customization
Preparing SolidWorks Models for 3D Printing
Students will learn to design basic 3D models in SOLIDWORKS and export models in STL format for 3D printing.
- Parametric 3D modeling
- Feature based modeling
- Mesh file formats
- STL format
- 3MF format
- AMF format
- Tessellated approximations
- Resolution and triangle count
- Binary and ASCII STL options
- Deviation tolerance
- Angle tolerance
- Print3D visualization and analysis tools
Introduction to Digital Fabrication Applications
Digital fabrication is the process of turning digital designs into physical objects using computer-controlled tools.
- Digital fabrication
- 3D printing
- Laser cutting
- Rapid prototyping
- Customization
- Architecture and construction applications
- Healthcare applications
- Automotive and aerospace applications
Introduction to Digital Fabrication Technologies
Digital fabrication processes include additive manufacturing through 3D printing, subtractive manufacturing via CNC machining, and laser cutting using laser beams.
- Rapid Prototyping
- Customized Manufacturing
- Additive manufacturing
- 3D Printing
- CAD software
- Slicer software
- G-code
- Post-processing
- Subtractive manufacturing
- CAM software
- Laser cutting
- 2D vector design
Fundamentals of SolidWorks and Product Design
Introduction to SolidWorks CAD Software
An introduction to SolidWorks 3D Computer-Aided Design software used to create parts, assemblies, and engineering drawings.
- 3D Computer-Aided Design (CAD)
- Solid modeling
- Sketch environment
- Part
- Assemblies
- Drawings
- Boolean Operation
- Mates
- Primitive geometry
- Extrudes
- Revolutions
- Lofts
- Sweeps
Understanding the 2D Sketch Environment
An overview of the 2D sketch environment including basic terms, default modes, and basic tools in SOLIDWORKS.
- 2D sketch environment
- Sketch tool
- Default planes
- Origin
- Point
- Inferencing lines
- Line tool
- Tangent arc
- Normal arc
- Horizontal relation
- Vertical relation
- Centerpoint straight slot
- Centerpoint arc slot
Introduction to Product Design Concepts
An exploration of product design, including form and functional design, design by innovation, and design by evolution.
- Product design
- Product development
- Form design
- Functional design
- Design by innovation
- Design by evolution
- Physical realizability
- Economic worthwhileness
- Financial feasibility
Introduction to Engineering Drawing and CAD
An exploration of engineering drawing definitions, international systems of units, drawing standards, and a comparison between manual drawing and computer assisted drawing.
- Engineering Drawing
- International systems of units (SI)
- Drawing standards
- Manual Drawing
- Computer Assisted drawing (CAD)
- 3D CAD Models
- Data Storage and Accessibility
- Accuracy in drafting
- Speed and Time in design
Introduction to Parametric Modeling
Parametric modeling involves defining objects or systems using a set of parameters and rules to create, analyze, and manipulate complex objects and systems.
- Parametric modeling
- Parameters
- Relations and Equations
- Dynamic and Associative behavior
- Constraints
- Geometry and Visualization
- Engineering Analysis
- Finite Element Analysis
- Solid Models
- Feature-based modeling
- Sketching and Features
- Extruded feature
- Revolved feature
- Sweep feature
- Loft
- Applied features
- Fillets
- Design Intent
Fundamentals of Orthographic Projection and Surface Development
Introduction to Orthographic Projection
An introduction to projection types including orthographic projection, reference planes, and first angle and third angle projection systems.
- Projection
- Projectors
- Plane of projection
- Pictorial drawing
- Perspective drawing
- Orthographic projection
- Horizontal Plane (HP)
- Vertical Plane (VP)
- Side or Profile Plane (PP)
- Front View (FV)
- Top View (TV)
- Side View (SV)
- First angle system
- Third angle system
- Rotation of planes
Projection of Points and Lines
Projection of points and lines onto different planes including HP and VP based on quadrant positions and inclinations.
- Projection of Points
- Four Quadrants Concept
- Projection of Lines
- Vertical Line
- Line Parallel to HP and VP
- Line Inclined to HP and Parallel to VP
- Line Inclined to VP and Parallel to HP
- Line Inclined to both HP and VP
- True Length
- Apparent Length
- Front View (FV)
- Top View (TV)
- Orthographic Projections
Introduction to Surface Development
The development of surface of an object means the unrolling and unfolding of all surfaces of the object on a plane.
- Surface development
- Unrolling and unfolding surfaces
- 3D shapes
- 2D surfaces
- Engineering design
Methods of Surface Development
Methods of development of surfaces including parallel-line, radial-line, approximate, and triangulation development for prisms, pyramids, cones, and spheres.
- Parallel-line development
- Approximate development
- Triangulation development
- Prisms
- Pyramids
- Cylinders
- Cones
- Spheres
- Transition pieces
- Frustum of cone
- Frustum of square pyramid
- Surface development of a cube
- Tetrahedron
Surface Development Principles and Methods
Surface development methods include Parallel Line Method, Radial Line Method, Triangulation Method, and Approximate Method used for engineering applications.
- Parallel Line Method
- Radial Line Method
- Triangulation Method
- Approximate Method
- Surface development
Fundamentals of Orthographic and Multi-view Drawings
A study of orthographic projections and multi-view drawings used to provide shape descriptions of three-dimensional objects through aligned two-dimensional views.
- Orthographic projection
- Multiview drawing
- Top view
- Side view
- View alignment
- Dimensions
- Plane of projection
- Point of sight
- First-angle projection
- Third-angle projection
- Multi-view drawing
- Projection of points
- Four Quadrants Concept
- Projection of lines
- True length
- Apparent length
- Front View (FV)
- Top View (TV)
- Side View (SV)
- Orthographic projections
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