Unit 1 Manufacturing Overview 1
Text A What Is Manufacturing? 1
Text B Introduction to Modern Manufacturing System 7
Text C History ofAutomation in Manufacturing 15
Unit 2 Engineering Material 21
Text A General Material Classifications 21
Text B Why Is Selection of Engineering Materials Important? 31
Text C Ecologically Responsible Packaging Materials 36
Unit 3 Drafting 41
Text A Drawings in Engineering Design 41
Text B Drafting Tools 49
Text C How to Read a Technical Drawing 60
Unit 4 Machine Elements 65
Text A Shaft,Coupling,Bearing,Fastener and Spring 65
Text B GearChain and Belt Drive 73
Text C Brakes 79
Unit 5 Machine Design 86
Text A Engineering Design Process 86
Text B Factors Considered During Machine Design 94
Text C Skills for Good Machine Designer 99
Unit 6 Maintenance 104
Text A Types of Maintenance Programs 104
Text B Mechanical Maintenance 113
Text C Care and Maintenance of Electric Motors 117
Unit 7 Quality Control 124
Text A Quality Control 124
Text B Computer Aided Quality Control 131
Text C The Role of a Total Quality Analyst 136
Unit 8 Robot 141
Text A Robot 141
Text B Manufacturing with Robots：Prospects and Problems Ahead 148
Text C Robots Create Jobs 156