Additive Manufacturing Solutions

✍ Scribed by Sanjay Kumar

• Publisher: Springer International Publishing
• Year: 2021
• Tongue: English
• Leaves: 196
• Category: Library

✦ Synopsis

This book serves as an accelerated learning tool for students of Additive Manufacturing. The author presents key aspects of the subject in the form of questions and answers, so learners in a variety of contexts can find answers quickly to their specific question. Solutions to a variety of current, challenging problems are presented, clarified with examples, illustrations and copious references for more thorough investigation of the specific topic.
Offers a unique, accelerated learning tool for students of Additive Manufacturing, presenting the subject in the form of questions and answers;
Provides solutions to today’s challenging problems in additive manufacturing, using examples, illustrations and references;

Includes coverage of various aspects of additive manufacturing, such as materials, design, applications, post-process and digital manufacturing.

✦ Table of Contents

Contents
Abbreviations
About the Author
Chapter 1: Synonym
1 What Is Solid Freeform Fabrication?
1.1 Disadvantage of Mold Based Process
1.2 Advantage of Mold Based Process
2 What Does Rapid of Rapid Manufacturing Imply?
3 What Is Rapid Prototyping?
3.1 Visual Prototype
3.2 Functional Prototype
3.3 Functional Prototype to Check All Properties
4 What Is the Difference Between Additive Manufacturing (AM) and 3D Printing?
5 What Are the Broad Categories of AM?
References
Chapter 2: Advantage
1 What Are the Advantages of AM?
1.1 Types of Advantages
1.2 Decoding Various Types
Freedom to Design and Freedom to Move
Freedom to Design and Direct Digital Manufacturing
Freedom to Design and Sub-Advantages
2 How Does AM Give Freedom to Design?
2.1 AM Is Not Always Better
2.2 AM Is Better Because CM Fails
2.3 Restriction in CM
2.4 Lack of Restriction in AM
2.5 Comparison
2.6 Design Advantage Is Not Enough
2.7 Restriction Is an Advantage
3 How Does AM Give Freedom to Save Material?
3.1 Principle of Saving Material
3.2 Advantage of AM
3.3 Amount of Material Needed
3.4 AM Is Better
3.5 AM Is Not Better
3.6 Advantage of DP
3.7 How Material Is Wasted
3.8 How Material Is Saved
4 How Does AM Give Freedom to Have Many Properties?
4.1 By Changing Parameter
4.2 By Changing Material
4.3 Due to High Cooling Rate
4.4 By Changing Deposition in Different Directions
5 How Does AM Give Freedom to Move?
5.1 Advantage of AM System
5.2 Industrial Implication of AM System
5.3 Limitation of AM System
6 How Does AM Give Opportunity to Save Energy?
6.1 By Repair
6.2 By Energy-Efficient Part
6.3 By Light-Weighting
6.4 By Assembly
6.5 By Creating Energy
References
Chapter 3: Disadvantage
1 What Are the Disadvantages of AM?
2 How Is AM a Slow Process?
2.1 Why Machining Is Fast
2.2 Why AM Is Slow
2.3 When AM Is Fast
3 Why Is AM an Energy Intensive Process?
3.1 There Is No Shortcut
3.2 It Is Not Always Demerit
3.3 Energy Sharing
4 What Is the Lack of Repeatability in AM?
4.1 Meaning of Repeatability
4.2 Repeatability in CM
4.3 Lack of Repeatability in AM
4.4 Comparison
5 Why Is There Lack of Processable Materials in AM?
References
Chapter 4: Role of Post-Process
1 How Process and Post-Process Are Related? What Are the Roles of Parameters in Optimization?
1.1 Stages of AM
1.2 Process and System
1.3 Post-Processing
1.4 Post-Processing Type Action During In-Process Stage
1.5 AM Product Due to AM
1.6 AM Product Due to AM and CM
1.7 Non-AM Product Due to AM and CM
1.8 AM Product Due to AM and Post-Processing
1.9 AM and Non-AM Products Due to AM and Post-Processing
1.10 Experimental and Process Parameters
1.11 Machine and Process Parameters
1.12 Optimization
2 What Is the Role of Post-Process When AM Is Not Efficient? Is Cleaning a Post-Process?
2.1 Role of Post-Process
2.2 Cleaning
3 Which One Should Be the Priority—Process or Process Chain?
3.1 Example
3.2 Inference
4 What Are the Types of Post-Processing Used in AM?
References
Chapter 5: Comparison
1 Why Is Complexity Different in AM Than in Machining?
2 Why Design for AM Is Different from Design for Machining?
2.1 Machining Has Many Tools
2.2 Making Wall Using Multi-Tool AM
2.3 Making Cavity Using Multi-Tool AM
2.4 Inference
2.5 Difference Between AM and Machining
2.6 Machining Has Many Build Directions
3 Why Does Selection of Feedstock Influence Processing in AM More Than in Machining?
3.1 Laser Powder Bed Fusion
3.2 Wire Based AM
4 What Is Small or Big Size? Which AM Process Is Better for Making a Big Metallic Part?
4.1 Small and Big
4.2 Resolution in AM
4.3 Accuracy in AM
4.4 Specification for Machine
4.5 Accuracy and Repeatability
4.6 Why Big Part
4.7 Fabrication Time
4.8 Limitation of Powder Bed Fusion
4.9 Solid Deposition Process
4.10 Wire Instead of Powder
5 How Composite Is Formed in AM?
5.1 What Is Composite
5.2 Extension of Concept
5.3 Composite-1 and Composite-2
5.4 Composite-1
5.5 Composite-2
5.6 Composite Feedstock
5.7 Bed Process
5.8 Fiber-Reinforced Composite in DP
5.9 Metal Composite in DP
6 What Are the Extreme Variants of a Process?
References
Chapter 6: Application
1 What Are the Applications of AM at Various Places?
2 What Is Repair and Refurbishment in AM?
3 What Is the Advantage of AM for Making a Conformal Cooling Channel?
3.1 Channel by Drilling
3.2 Difficulty
3.3 Channel by AM
3.4 By Investment Casting
3.5 Advantage of AM
4 What Are the Applications of AM in Casting?
4.1 Permanent Mold
4.2 Temporary Mold
4.3 Permanent Pattern for Making Mold
4.4 Permanent Pattern for Making Temporary Pattern
4.5 Temporary Pattern
5 How Is Energy Saving Related to Material and Sustainability?
5.1 Energy Saving and Material
5.2 Material Wasting
5.3 Cost
5.4 Complexity
6 What Are the Optimum and Non-optimum Applications of Powder Bed Fusion?
6.1 Optimum Application
One-off Part
Emergency Part
Innovative Part
Batch of Customized Parts
6.2 Non-optimum Application
Big Part
Many Complex Parts
References
Chapter 7: Fabrication Strategy
1 What Gives Creativity in AM?
1.1 Support Structure
1.2 Mixing of Material
1.3 Design
1.4 Changing Parameter
2 What Is Support Structure in AM?
2.1 Need for Support Structure
2.2 Changing the Orientation
2.3 Self-Support Structure
2.4 Four D’s
2.5 Reusable Support
2.6 Bed Process
2.7 Various Types
3 What Can Be a Product Fabrication Strategy in AM?
3.1 Need for Strategy
3.2 Problem with AM System
3.3 What Should Be the Strategy
3.4 Philosophy of the Strategy
3.5 Problem and Solution
Problem
Solution
3.6 Compatibility Between Processes
3.7 Process and Processness
3.8 Using Same Process
3.9 Many Systems Instead of One System
3.10 Inability of AM Systems
3.11 Plastic System
3.12 Metal System
3.13 Pre-Product Compatibility
3.14 Overhang in Combined System
3.15 Combination of Both Systems
References
Chapter 8: Mass Production
1 Is Mass Production Possible Using an AM System?
1.1 Methods for Production
1.2 Serial and Non-serial Production
1.3 Fast Serial Production
1.4 Non-serial Production
1.5 Number of Parts
1.6 Processing Space and Machine Space
1.7 Advantage of AM Over Injection Molding
1.8 Role of Machine Time
1.9 Effect of Machine Space
1.10 Million Parts
1.11 Window of Time
1.12 Another Option for Continuous Production
1.13 Metal and Polymer Systems
1.14 Processing of Metal and Polymer
1.15 Comparison with CM
References
Chapter 9: Future
1 What Will Be the Concept of Direct Digital Manufacturing in Future?
1.1 In Search of Direct Digital Manufacturing
1.2 Digital Manufacturing
1.3 Direct Digital Manufacturing
1.4 Fabrication by AM
1.5 Two AM-System
1.6 Two AM Systems
1.7 Two-Material AM System
1.8 Product Fabrication as a Criteria
1.9 Drilling
1.10 Injection Molding
1.11 Industry 5.0
References
Index