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1 Kinds and Characteristics of Lasers for Welding |
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1 | (18) |
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1.1 Fundamentals of Laser |
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1 | (2) |
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1.2 Principle of Laser Emission |
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3 | (2) |
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1.3 Kinds and Characteristics of Lasers |
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5 | (2) |
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1.4 CO2 Laser (Carbon Dioxide Laser) |
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7 | (2) |
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9 | (1) |
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10 | (2) |
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12 | (1) |
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13 | (1) |
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14 | (1) |
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1.10 Ultrashort Pulse Picosecond or Femtosecond Laser |
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15 | (4) |
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16 | (3) |
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2 Fundamentals of Laser-Materials Interaction and Peripheral Optical System |
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19 | (16) |
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2.1 Laser Absorption, Transmission, and Reflection of Material |
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19 | (4) |
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2.2 Effect of Polarization on Laser Absorption of Material |
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23 | (2) |
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2.3 Effect of Laser-Induced Plume or Plasma on Laser Propagation, Reflection, and Absorption |
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25 | (2) |
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2.4 Focusing Optics, and Measurement and Monitoring of Laser Power Density |
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27 | (3) |
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2.5 Fiber Delivery System |
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30 | (5) |
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33 | (2) |
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3 Fundamentals and Features of Laser Welding |
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35 | (22) |
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3.1 Fundamentals of Laser Welding |
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35 | (2) |
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3.2 Welding with CO2 Laser |
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37 | (2) |
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3.3 Welding with YAG Laser |
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39 | (5) |
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3.4 Welding and Brazing with Disk Laser |
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44 | (2) |
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3.5 Welding and Brazing with Fiber Laser |
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46 | (2) |
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3.6 Welding, Brazing, and Soldering with Diode Laser |
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48 | (4) |
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3.7 Welding and Soldering with Green or Blue Laser |
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52 | (1) |
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3.8 Welding with Picosecond Laser or Femtosecond Laser |
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53 | (4) |
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54 | (3) |
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4 Laser Welding Results and Phenomena |
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57 | (30) |
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4.1 Spot Welding with Pulsed Laser |
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57 | (10) |
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4.1.1 Phenomena during Laser Spot Welding |
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57 | (4) |
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4.1.2 Effect of Laser Welding Conditions on Weld Penetration and Defects |
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61 | (4) |
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4.1.3 Effect of Laser Pulse Shaping on Weld Penetration and Defects |
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65 | (2) |
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4.2 Bead Welding with Continuous Wave (CW) Laser |
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67 | (14) |
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4.2.1 Effect of Laser Welding Parameters on Weld Penetration and Defects Formation |
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67 | (4) |
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4.2.2 Plume Behavior and Physical Phenomena during CW Laser Welding |
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71 | (5) |
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4.2.3 Melt Flows and Spattering during Laser Welding |
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76 | (5) |
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4.3 Modeling and Simulation of Laser Welding |
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81 | (6) |
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4.3.1 Properties of Plume and Plasma |
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81 | (2) |
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4.3.2 Rise in Material Temperature |
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83 | (1) |
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4.3.3 Simulation during Laser Welding |
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84 | (1) |
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85 | (2) |
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5 Formation Mechanisms and Preventive Procedures of Laser Welding Defects |
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87 | (26) |
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5.1 Features of Various Welding Defects |
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87 | (1) |
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5.2 Formation Mechanism and Preventive Procedures of Porosity |
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88 | (12) |
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5.3 Formation Mechanism and Preventive Procedures of Hot (Solidification) Cracking |
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100 | (4) |
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5.4 Formation Mechanism and Preventive Procedures of Spattering Leading to Underfilling |
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104 | (1) |
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5.5 Formation Mechanism and Preventive Procedures of Humping and Undercutting |
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105 | (3) |
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5.6 Hardness Profiles and Mechanical Properties of Laser-Welded Joints |
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108 | (5) |
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110 | (3) |
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6 Characteristic Welding Processes |
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113 | (22) |
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6.1 Tailored Blank Welding |
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113 | (1) |
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6.2 Remote (Beam Scanning) Laser Welding |
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114 | (3) |
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117 | (2) |
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119 | (1) |
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6.5 Laser Welding with Multi-Laser Beams |
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120 | (3) |
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6.6 Laser Welding with Beam Mode-Modified Lasers |
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123 | (3) |
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6.7 Laser-Arc Hybrid Welding |
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126 | (9) |
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132 | (3) |
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7 Process Monitoring, Sensing, and/or Adaptive Control during Laser Welding |
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135 | (10) |
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7.1 Process Monitoring Technology |
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135 | (1) |
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7.2 Sensing or Seam Tracking during Laser Welding |
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135 | (3) |
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7.3 OCT and Its Application to Keyhole Depth Measurement |
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138 | (2) |
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7.4 In-Process Monitoring and Adaptive Control during Pulsed or Continuous Wave Laser Welding |
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140 | (5) |
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144 | (1) |
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8 Features of Laser Welding or Joining of Various Materials |
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145 | (22) |
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8.1 Laser Welding of Steels or Stainless Steels |
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145 | (6) |
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8.2 Laser Welding of Aluminum Alloys |
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151 | (3) |
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8.3 Laser Welding of Copper |
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154 | (2) |
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8.4 Laser Welding of Magnesium Alloys, Titanium, and Ni-Based Super Alloys |
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156 | (4) |
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8.5 Laser Welding or Brazing of Ceramics |
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160 | (1) |
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8.6 Laser Joining of Plastics |
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161 | (3) |
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8.7 Laser Welding or Joining of Glass |
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164 | (3) |
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165 | (2) |
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9 Laser Welding, Joining, or Brazing of Dissimilar Materials |
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167 | (18) |
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9.1 Laser Welding of Steel and Cast Iron |
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167 | (1) |
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9.2 Laser Welding of Steel and Aluminum Alloy |
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168 | (4) |
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9.3 Laser Welding of Steel and Copper |
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172 | (2) |
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9.4 Laser Welding of Steel and Magnesium Alloy |
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174 | (2) |
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9.5 Laser Welding of Copper and Aluminum Alloy |
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176 | (1) |
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9.6 Laser Welding of Titanium and Aluminum Alloy |
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177 | (2) |
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9.7 Laser Joining of Metal to Plastic or CFRP |
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179 | (4) |
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9.8 Laser Joining or Brazing of Metal to Ceramic |
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183 | (2) |
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183 | (2) |
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10 Industrial Applications of Laser or Hybrid Welding |
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185 | (12) |
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185 | (2) |
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187 | (1) |
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10.3 Application to Train and Aircraft |
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187 | (5) |
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10.4 Application to Shipbuilding and Bridge |
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192 | (1) |
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10.5 Electrical and Electronic Industries |
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192 | (2) |
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10.6 Jewelry, Glass Frame, and Medical Industry |
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194 | (3) |
References |
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