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Файл:(EOD).Design topics.pdf
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- •1. TABLE OF CONTENTS
- •DI:2. BASIC DESIGN
- •DI:2.1 REFERENCES
- •DI:3. COMMERCIAL
- •3.1 REFERENCES
- •DI:4. PRODUCT DESIGN
- •DI:4.1 LEGAL DESIGN AXIOMS
- •4.2 REFERENCES
- •DI:5. SPECIFICATIONS
- •5.1 REFERENCES
- •DI:6. DESIGN METHODS
- •DI:6.1 BLACK BOX DESIGN
- •DI:6.2 REFERENCES
- •DI:7. CONCEPTUAL DESIGN
- •DI:7.1 GENERATION OF CONCEPTS
- •DI:7.1.1 Brain Storming
- •DI:7.1.1.1 - Practice Problems
- •DI:7.1.2 Diagramming
- •DI:7.1.2.1 - Practice Problems
- •DI:7.1.3 Patents
- •DI:7.2 CONCEPT EVALUATION
- •DI:7.2.1 Decision Matrix
- •7.3 REFERENCES
- •DI:8. HUMAN FACTORS/ERGONOMICS
- •DI:8.1 ERGONOMICS
- •DI:8.2 SAFETY
- •DI:8.2.1 Environment
- •DI:8.2.2 MIL-STD 882B - System Safety Program Requirements
- •DI:8.3 HUMAN STRENGTH AND PROPORTIONS
- •DI:8.4 EQUIPMENT INTERFACES
- •8.5 REFERENCES
- •DI:9. MANAGEMENT
- •DI:9.1 PRACTICE PROBLEMS
- •9.2 REFERENCES
- •DI:10. DESIGN TEAMS
- •DI:10.1 TEAM PROFILES
- •DI:10.1.1 Personalities
- •DI:10.1.1.1 - Personality Traits
- •DI:10.1.1.2 - Personality Types
- •DI:10.1.2 Team Composition
- •DI:10.1.3 Team Success
- •10.2 REFERENCES
- •DI:11. ADMINISTRATION
- •11.1 REFERENCES
- •DI:12. CONCURRENT ENGINEERING
- •DI:12.1 OVERVIEW
- •DI:12.2 DOING CONCURRENT ENGINEERING
- •DI:12.3 FUTURE TOOLS FOR CONCURRENT ENGINEERING
- •DI:12.4 SOFTWARE CONCURRENT ENGINEERING
- •DI:12.5 METHODS
- •12.6 REFERENCES
- •DI:13. DESIGN FOR X (DFX)
- •DI:13.1 OVERVIEW
- •DI:13.2 DESIGN FOR ASSEMBLY (DFA)
- •DI:13.2.1 Design rule summary
- •DI:13.2.2 Rules for Manual/Automatic Assembly
- •DI:13.2.3 Reducing the Number of Parts
- •DI:13.2.4 Feeding and Orienting Parts
- •DI:13.2.4.1 - Part Tangling/Nesting
- •DI:13.2.4.2 - Handling Parts
- •DI:13.2.4.3 - Orienting Parts
- •DI:13.2.4.4 - Locating and Aligning Parts
- •DI:13.2.4.5 - Part Symmetry
- •DI:13.2.4.6 - Part Shape, Size and Thickness
- •DI:13.2.5 Mating Parts
- •DI:13.2.6 Adjustments
- •DI:13.2.7 Modular Assemblies
- •DI:13.2.8 Standard Parts
- •DI:13.2.9 Part Fixtures and Jigs
- •DI:13.2.10 Bottom Up Layered Assemblies
- •DI:13.2.11 Examples
- •DI:13.3 DESIGN FOR MANUFACTURING (DFM)
- •DI:13.4 DESIGN FOR RECYCLING (DFR)
- •DI:13.4.1 Reduce Materials and Energy
- •DI:13.4.2 Consolidated Parts
- •DI:13.4.3 Ease Of Disassembly
- •DI:13.4.4 Recycling Markings
- •DI:13.5 REFERENCES
- •DI:13.6 SAMPLE QUESTIONS
- •DI:13.7 AXIOMATIC DESIGN
- •DI:13.7.1 Suh’s Methodology
- •DI:13.7.1.1 - The Information Axiom
- •DI:14. DRAFTING
- •DI:14.1 CONVENTIONAL DRAFTING
- •DI:14.1.1 Manual Drafting
- •DI:14.1.2 Turning Three Dimensions Into Two (Multi View Drawings)
- •DI:14.1.2.1 - The Glass Box
- •DI:14.1.3 Lines
- •DI:14.1.4 Holes
- •DI:14.1.5 Special Cases
- •DI:14.1.5.1 - Aligned Features
- •DI:14.1.5.2 - Incomplete Views
- •DI:14.1.6 Section Views
- •DI:14.1.6.1 - Full Sections
- •DI:14.1.6.2 - Offset Section
- •DI:14.1.6.3 - Half Section
- •DI:14.1.6.4 - Cut Away Sections
- •DI:14.1.6.5 - Revolved Section
- •DI:14.1.6.6 - Removed Section
- •DI:14.1.6.7 - Auxiliary Section
- •DI:14.1.6.8 - Thin Wall Section
- •DI:14.1.6.9 - Assembly Section
- •DI:14.1.6.10 - Special Cases
- •DI:14.1.6.11 - Fill Patterns
- •DI:14.1.7 Auxiliary Views
- •DI:14.1.7.1 - Secondary Auxiliary Views
- •DI:14.1.7.2 - Partial Auxiliary Views
- •DI:14.1.8 Descriptive Geometry
- •DI:14.1.9 Isometric Views
- •DI:14.1.10 Special Techniques
- •DI:14.2 NOTATIONS
- •DI:14.2.1 Basic Dimensions and Tolerances
- •DI:14.2.2 Geometric Dimensioning and Tolerancing (GD & T)
- •DI:14.2.2.1 - Feature Control Symbols
- •DI:14.2.2.2 - Symbols and Meaning
- •DI:14.2.2.3 - Datums
- •DI:14.2.2.4 - Modifiers
- •DI:14.3 WORKING DRAWINGS
- •DI:14.3.1 Drawing Elements
- •DI:14.3.1.1 - Title Blocks
- •DI:14.3.1.2 - Drawing Checking
- •DI:14.3.1.3 - Drawing Revisions
- •DI:14.3.1.4 - Bill of Materials (BOM)
- •DI:14.3.2 Drawing Types
- •DI:14.3.2.1 - Assembly Drawings
- •DI:14.3.2.2 - Subassembly Drawings
- •DI:14.3.2.3 - Exploded Assembly Drawings
- •DI:14.3.2.4 - Detailed Drawings
- •DI:14.4 PRACTICE PROBLEMS
- •14.5 REFERENCES
- •DI:15. COMPUTER AIDED DESIGN (CAD)
- •DI:15.1 DESIGN
- •DI:15.2 CAD HISTORY
- •DI:15.3 BASIC REQUIREMENTS OF CAD SYSTEMS
- •DI:15.4 EDITING AND CREATING
- •DI:15.4.1 2D Curves and Lines
- •DI:15.4.2 Surfaces
- •DI:15.5 USER INTERPRETATION OF THE GEOMETRIC MODEL
- •DI:15.6 USER DIRECTED CHANGES TO THE GEOMETRIC MODEL
- •DI:15.6.1 Modern Hardware for CAD Systems
- •DI:15.7 SELECTING A CAD SYSTEM
- •DI:15.7.1 An Example Plan for Selecting a CAD system
- •DI:15.7.2 A Checklist of CAD/CAM System Features
- •DI:15.8 DESIGN
- •DI:15.8.1 Graphical User Interfaces
- •DI:15.9 PRACTICE PROBLEMS
- •DQ:16. GEOMETRICAL MODELLING OF PARTS
- •DQ:16.1 OVERVIEW
- •DQ:16.2 GEOMETRIC MODELS
- •DQ:16.2.1 Elemental Depiction:
- •DQ:16.2.2 Surface Description
- •DQ:16.2.3 Solid - Swept
- •DQ:16.2.4 Solid - B-Rep (Boundary Representation)
- •DQ:16.2.5 Solid - CSG
- •DQ:16.2.6 Tessellated Models
- •DQ:16.2.7 Features
- •DQ:16.3 SOLID MODELERS
- •DO:16.4 MASS PROPERTIES
- •DO:16.5 NON-MANIFOLD PARTS
- •DO:16.6 NUMERICAL ACCURACY
- •DO:16.7 PRACTICE PROBLEMS
- •DM:17. GEOMETRICAL MODELLING FOR DESIGN
- •DG:18. CAD FILE FORMATS
- •DG:18.1 GRAPHICS FORMATS
- •DG:18.2 CAD FORMATS
- •DG:18.2.1 Proprietary “Standard” Formats
- •DG:18.2.2 Standard Formats
- •DG:18.2.2.1 - IGES
- •DG:18.2.2.1.1 - Flag section (optional)
- •DG:18.2.2.1.2 - Start section
- •DG:18.2.2.2 - Global section
- •DG:18.2.2.3 - Directory entry sections
- •DG:18.2.2.4 - Parameter entry section
- •DG:18.2.2.5 - Terminate section
- •DG:18.2.2.6 - A Sample IGES File
- •DG:18.2.3 A DXF File
- •DG:18.3 PDES/STEP
- •DG:18.4 PRACTICE PROBLEMS
- •DC:19. COMPUTER AIDED ENGINEERING (CAE)
- •DC:19.1 FINITE ELEMENT ANALYSIS (FEA)
- •DC:19.2 ASSEMBLY AND KINEMATICS
- •DC:19.2.1 Tolerancing
- •DC:19.3 ASSEMBLIES
- •DC:19.4 OPTIMIZATION
page 94
-two or more parts
-a parts list with numbered items
-generally section views are used, and oriented along the main assembly axis
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piston |
M8765 |
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rod |
M87101 |
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chamber |
M8734 |
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o-rings |
P8703 |
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description |
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DI:14.1.6.10 - Special Cases
•Because sections are to clarify confusing features on diagrams, they are sometimes not theoretically correct.
•A few of the cases that are considered when working with sections are,
1.cutting lines may intersect ribs, but they may be drawn offset somewhat to clarify the rib geometry.
page 95
A
A
Preferred
2. sections may be aligned to clarify the views
A 
A
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