Rubber-Pad Forming Processes

List of figures and table

Preface

About the authors

Chapter 1: Introduction to sheet metal forming processes

Abstract:

1.1 Introduction

1.2 Sheet metal forming processes

1.3 Flexible-die forming

Chapter 2: Principles of rubber-pad forming

Abstract:

2.1 Introduction

2.2 Advantages and disadvantages of rubber-pad forming process

2.3 Guerin process

2.4 Verson-Wheelon process

2.5 Marform process

2.6 Verson hydroform process

2.7 SAAB rubber-diaphragm process

2.8 Maslennikov’s process

2.9 Tube bulging

2.10 Demarest process

Chapter 3: Characteristics of elastomer materials

Abstract:

3.1 Introduction

3.2 Elastomer types

3.3 Compounding

3.4 Typical elastomers used in rubber-pad forming processes

3.5 Mechanical properties of elastomers - linear elastic

3.6 Mechanical properties of elastomers – non-linear elastic

3.7 Hyperelastic models and elastomer mechanics

Chapter 4: Forming of shallow parts using rubber tools

Abstract:

4.1 Introduction

4.2 Guerin process

4.3 Free forming

4.4 Bending

4.5 Multi-point forming of sheet metals with rubber cushions

Chapter 5: Piercing of sheet metals using rubber punch

Abstract:

5.1 Introduction

5.2 Analysis of fracture load

5.3 Analysis of ram movement

5.4 Quality of the pierced specimen

Chapter 6: Deep drawing of sheet metals using the friction-actuated blank-holding technique

6.1 Introduction

6.2 Theoretical investigation of conventional deep drawing of a cylindrical cup from a circular disk

6.3 Friction-actuated blank holding technique

Chapter 7: Deep drawing using Verson hydroforming process

Abstract:

7.1 Introduction

7.2 Theoretical analysis of drawing stress

7.3 Analysis of process parameters

7.4 Deep drawing with elastomer membrane

Chapter 8: Deep drawing of sheet metals by Marform technique

Abstract:

8.1 Introduction

8.2 Theoretical analysis of the Marform process

8.3 Pressure distribution at different portions of rubber die

8.4 Results of analytical approach

8.5 Development of thickness strain

8.6 Forming a limit diagram

Chapter 9: Deep drawing of sheet metals by Maslennikov’s technique

Abstract:

9.1 Introduction

9.2 Theoretical analysis

9.3 Analysis of first stage drawing

9.4 Analysis of repeated drawing operations

9.5 Collar drawing

9.6 Redrawing with a rubber ring

Chapter 10: Tube bulging using rubber rods

Abstract:

10.1 Introduction

10.2 Tube end bulging

10.3 Bulging at the middle of a tube

10.4 T-branch forming

10.5 Theory of axisymmetric tube bulge forming

10.6 Other tube bulging processes

Chapter 11: Conclusions

Combined bibliography

Index