Materials forming and machining : research and development / edited by J. Paulo Davim ; contributors B. Abbaszadeh [and twenty three others].

Format:

Book

Contributor:

Davim, J. Paulo, editor.

Abbaszadeh, B., contributor.

Series:

Woodhead Publishing reviews. Mechanical engineering.

Woodhead Publishing Mechanical Engineering

Language:

English

Subjects (All):

Molding materials.

Machining.

Physical Description:

1 online resource (203 p.)

Edition:

1st ed.

Place of Publication:

Amsterdam, [Netherlands] : Woodhead Publishing, 2016.

Language Note:

English

Summary:

Materials Forming and Machining: Research and Development publishes refereed, high quality articles with a special emphasis on research and development in forming materials, machining, and its applications.

Contents:

Front Cover

Materials Forming and Machining: Research and Development

Copyright

Contents

Contributors

Preface

About the contributors

Editor

Authors

Chapter 1

Chapter 2

Chapter 3

Chapter 4

Chapter 5

Chapter 6

Chapter 7

Chapter 1: Novel experimental techniques for the determination of the forming limits at necking and fracture

1.1 Introduction

1.2 Forming limit curve

1.2.1 New time-dependent method

1.2.2 New time-position dependent method (flat-valley method)

1.3 Fracture forming limits

1.3.1 Mode I-Tensile fracture

1.3.2 Mode II-In-plane shear fracture

1.4 Results and discussion

1.4.1 Forming limit curves

1.4.2 Fracture loci

1.4.3 Failure loci in single-point incremental forming and stretch-bending

1.5 Conclusions

Acknowledgments

References

Chapter 2: Hole-flanging by single point incremental forming

2.1 Introduction

2.2 Materials and methods

2.2.1 Mechanical characterization

2.2.2 Formability characterization

2.2.3 Hole-flanging experiments

2.3 Extended circle-grid analysis

2.4 Results and discussion

2.4.1 Cylindrical flanges

2.4.1.1 Plastic flow and failure

2.4.1.2 Process window

2.4.2 Square flanges with round corners

2.4.2.1 Plastic flow and failure

2.4.2.2 Process window

2.4.3 Complex flanges

2.5 Conclusions

Chapter 3: Flexible roll forming

3.1 Introduction

3.2 Experimentation

3.2.1 Material characterization

3.2.2 Methods and procedures

3.3 Finite element modeling

3.4 Results and discussion

3.4.1 Strain distribution and web centerline profile

3.4.2 Physics of FRF

3.4.3 Sensitivity to material parameters

3.5 Conclusions

References.

Chapter 4: Research issues in the laser sheet bending process

4.1 Introduction

4.2 Laser bending process

4.2.1 Temperature gradient mechanism

4.2.2 Buckling mechanism

4.2.3 Upsetting mechanism

4.3 Advantages, disadvantages, and applications of laser bending

4.4 Process and performance parameters

4.4.1 Laser power

4.4.2 Scanning speed or feed rate

4.4.3 Beam diameter

4.4.4 Absorption coefficient

4.4.5 Number of scans

4.4.6 Cooling condition

4.4.7 Effect of material properties

4.4.8 Effect of worksheet geometry

4.5 Effect on microstructural and mechanical properties

4.5.1 Microstructural studies

4.5.2 Mechanical properties

4.6 Curvilinear laser bending

4.7 laser-assisted bending

4.8 Edge effect and its control

4.9 Mathematical modeling of laser bending process

4.10 Inverse modeling, optimization, and control

4.10.1 Inverse modeling and optimization

4.10.2 Process design and control

4.11 Conclusion

Chapter 5: Multiple performance optimization in drilling using Taguchi method with utility and modified utility concepts

5.1 Introduction

5.2 Taguchi method with utility concept

5.3 Experimental procedure

5.3.1 Orthogonal array

5.3.2 Experimentation and exit burr size measurement

5.4 Results and discussion

5.4.1 Taguchi optimization using utility concept

5.4.2 Taguchi optimization using modified utility concept

5.4.3 Analysis of variance

5.4.4 Confirmation tests

5.5 Conclusions

Chapter 6: Molecular dynamics simulation of material removal with the use of laser beam

6.1 Introduction

6.2 Basic ablation theory

6.3 Plasma shielding theory

6.4 MD simulation in laser ablation

6.5 Description of the modeling process

6.6 Experimental results.

6.6.1 Case 1: Mo target, 3 μ m diaphragm diameter

6.6.2 Case 2: Mo target, 1.5 μ m diaphragm diameter

6.6.3 Case 3: Al target, 1.5 μ m diaphragm diameter

6.7 Simulation results

6.8 Conclusions

Chapter 7: Manufacturing processes of shape memory alloys

7.1 Introduction to SMAs

7.1.1 Superelasticity

7.1.2 Shape memory effect

7.1.3 Transformation-induced fatigue in SMAs

7.2 Deformation mechanisms

7.2.1 Tension

7.2.2 Bending

7.2.3 Torsion

7.3 Manufacturing processes

7.3.1 Casting

7.3.2 Heat treatment

7.3.3 Forming

7.3.3.1 Forging

7.3.3.2 Rolling

7.3.3.3 Cold-drawing and extrusion

7.3.4 Machining

7.3.4.1 Conventional machining

7.3.4.2 Nonconventional machining

Index

Back Cover.

Notes:

Description based upon print version of record.

Includes bibliographical references at the end of each chapters and index.

Description based on online resource; title from PDF title page (ebrary, viewed November 20, 2015).

Description based on publisher supplied metadata and other sources.

ISBN:

0-85709-483-1

0-85709-484-X

OCLC:

929530124