机电一体化及数控专业英语PDF电子书下载

Unit 1 Basic Knowledge(Ⅰ) 1

Text 1 Lathe and Turning 1

Text 2 Vitrified Bond＆Vitrified Grinding Wheel 3

Text 3 Integrated Circuit 5

Text 4 Heat Treatment of Steel 6

Exercises to the text 9

Reading Material 9

1-1 Cutting Processes and Tools 9

1-2 Properties＆Selection of Materials 10

1-3 Computers 11

1-4 Tapping Tools and Tapping 11

Exercises to the material 12

Practical Skill 13

Unit 2 Basic Knowledge(Ⅱ) 15

Text 1 Circuit 15

Text 2 The Construction and Components of a Typical Electric Motor 16

Text 3 DC Motors 18

Text 4 Transformers 20

Exercises to the text 23

Reading Material 23

2-1 Circuit Diagram 23

2-2 Electric Motors 24

2-3 Stepper Motor 25

2-4 Electrical Circuit of Electronic Photo Flash 25

Exercises to the material 26

Practical Skill 27

Unit 3 CAD and General Knowledge of Drafting 31

Text 1 Computer-Aided Design 31

Text 2 Engineering Graphics 33

Text 3 Solid Modeling 36

Text 4 Dimension Tolerances of Parts 38

Exercises to the text 40

Reading Material 41

3-1 The Importance of Sketches 41

3-2 Form of Three-view Drawings 41

3-3 The User Interface of AutoCAD 2004 System 42

3-4 To draw the teeth of a Spur Gear 44

Exercises to the material 44

Practical Skill 45

Unit 4 Mechanical Design and Machine Parts 49

Text 1 What Is"Mechanical Design"? 49

Text 2 Spur Gears 51

Text 3 Ball Bearings 54

Text 4 Introduction to HY electric multi-way valve 56

Exercises to the text 58

Reading Material 59

4-1 Introduction to Machine Design and Elements 59

4-2 V Belts and Couplings 59

4-3 Keys and Pins 60

4-4 The Mechanical Design Process 61

Exercises to the material 62

Practical Skill 62

Unit 5 Mechatronics(Ⅰ) 65

Text 1 What Is"Mechatronics"? 65

Text 2 A Brief Introduction 67

Text 3 Digital Optical Encoder 69

Text 4 Touch Screens 71

Exercises to the text 73

Reading Material 74

5-1 Introduction to Sensors and Transducers 74

5-2 Resistive Tactile Sensor 75

5-3 Logic Gates 75

5-4 Resistive Tactile Sensor 75

Exercises to the material 76

Practical Skill 76

Unit 6 Mechatronics(Ⅱ) 78

Text 1 Programmable Logic Controllers 78

Text 2 Temperature Control 80

Text 3 Open-Loop Control and Closed-Loop Control 81

Text 4 MCS-51 Memory Structure 83

Exercises to the text 85

Reading Material 85

6-1 PLC System Overview 85

6-2 Chips 86

6-3 Structure of Supervisory Control System 87

6-4 Optical Fibers and Fiber Optic Sensing 87

Exercises to the material 88

Practical Skill 89

Unit 7 Mechatronics(Ⅲ) 91

Text 1 Robots 91

Text 2 List of Various Mechatronic Systems 92

Text 3 Bar Code Scanners 94

Text 4 Remote-reading Shaft-revolution Counter and Radio Telemetry 95

Exercises to the text 97

Reading Material 98

7-1 Levitation Principle of Maglev 98

7-2 List of Mechatronic Systems for Industrial Use 99

7-3 Monitoring System for a Machine Tool 99

7-4 Control Subsystem of a Robot 100

Exercises to the material 101

Practical Skill 101

Unit 8 CNC Machine and NC Programming(Ⅰ) 103

Text 1 CNC and CNC Machine Tools 103

Text 2 Product Directions of Component Parts 104

Text 3 Company Brief Introduction 107

Text 4 Wire Electrical Discharge Machining 108

Exercises to the text 111

Reading Material 112

8-1 Principles of NC Machines 112

8-2 Preparatory Functions(G Codes) 114

8-3 On-line Inspection System 115

8-4 M Codes and M06 Code 116

Exercises to the material 117

Practical Skill 117

Unit 9 CNC Machine and NC Programming(Ⅱ) 119

Text 1 Common Types of CNC Machine Tools 119

Text 2 Writing an NC Part Program 121

Text 3 CNC Safety 124

Text 4 Program and Machine Control Unit for CNC Machine 125

Exercises to the text 127

Reading Material 128

9-1 VMC＆HMC 128

9-2 Automatic Tool Changer 129

9-3 Just-in-time Production 130

9-4 F Code and S Code 130

Exercises to the material 131

Practical Skill 131

Unit 10 CNC Machine and NC Programming(Ⅲ) 133

Text 1 CAD/CAM 133

Text 2 Scope of CAD/CAM 134

Text 3 Computer-integrated Manufacturing 136

Text 4 What is A Flexible Manufacturing System? 137

Exercises to the text 139

Reading Material 140

10-1 CAD/CAM Software 140

10-2 Geometry vs.Toolpath 141

10-3 CAD/CAM Modules 142

10-4 FMS Applications 142

Exercises to the material 143

Practical Skill 144

Unit 11 English for Job Applying 146

Text 1 Advertisement 146

Text 2 Cover Letters 147

Text 3 Resume 150

Text 4 Interview 151

Exercises to the text 153

Reading Material 154

11-1 Job Advertisements 154

11-2 Job Interview 155

11-3 Student's Academic Transcript 155

11-4 Electrical＆Mechanical Installation Supervision 156

Exercises to the material 157

Practical Skill 157

参考译文及参考答案 159

参考文献 191