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 4

Exercises to the text 6

Reading Material 8

1-1 Cutting Processes and Tools 8

1-2 Properties ＆ Selection of Materials 9

1-3 Computers 10

Exercises to the material 10

Practical Skill 11

Unit 2 Basic Knowledge（Ⅱ） 13

Text 1 Circuit 13

Text 2 The Construction and Components of a Typical Electric Motor 14

Text 3 DC Motors 16

Exercises to the text 18

Reading Material 20

2-1 Circuit Diagram 20

2-2 Electric Motors 21

2-3 Stepper Motor 21

Exercises to the material 22

Practical Skill 22

Unit 3 CAD and General Knowledge of Drafting 24

Text 1 Computer-Aided Design 24

Text 2 Engineering Graphics 26

Text 3 Solid Modeling 29

Exercises to the text 31

Reading Material 32

3-1 The Importance of Sketches 32

3-2 Form of Three-view Drawings 33

3-3 The User Interface of AutoCAD 2004 System 34

Exercises to the material 35

Practical Skill 36

Unit 4 Mechanical Design and Machine Parts 38

Text 1 What Is"Mechanical Design"? 38

Text 2 Spur Gears 40

Text 3 Ball Bearings 43

Exercises to the text 45

Reading Material 47

4-1 Introduction to Machine Design and Elements 47

4-2 V Belts and Couplings 47

4-3 Keys and Pins 48

Exercises to the material 49

Practical Skill 49

Unit 5 Mechatronics（Ⅰ） 51

Text 1 What Is"Mechatronics"? 51

Text 2 A BriefIntroduction 53

Text 3 Digital Optical Encoder 55

Exercises to the text 57

Reading Material 58

5-1 Introduction to Sensors and Transducers 58

5-2 Resistive Tactile Sensor 59

5-3 Logic Gates 59

Exercises to the material 60

Practical Skill 60

Unit 6 Mechatronics（Ⅱ） 62

Text 1 Programmable Logic Controllers 62

Text 2 Temperature Control 64

Text 3 Open-Loop Control and Closed-Loop Control 65

Exercises to the text 67

Reading Material 68

6-1 PLC System Overview 68

6-2 Chips 69

6-3 Structure of Supervisory Control System 70

Exercises to the material 70

Practical Skill 71

Unit 7 Mechatronics（Ⅲ） 72

Text 1 Robots 72

Text 2 List of Various Mechatronic Systems 73

Text 3 Bar Code Scanners 75

Exercises to the text 76

Reading Material 77

7-1 Levitation Principle of Maglev 77

7-2 List of Mechatronic Systems for Industrial Use 78

7-3 Monitoring System for a Machine Tool 78

Exercises to the material 79

Practical Skill 79

Unit 8 CNC Machine and NC Programming（Ⅰ） 81

Text 1 CNC and CNC Machine Tools 81

Text 2 Product Directions of Component Parts 82

Text 3 Company Brief Introduction 85

Exercises to the text 87

Reading Material 88

8-1 Principles of NC Machines 88

8-2 Wire EDM 89

8-3 On-line Inspection System 90

Exercises to the material 91

Practical Skill 92

Unit 9 CNC Machine and NC Programming（Ⅱ） 93

Text 1 Common Types of CNC Machine Tools 93

Text 2 Writing an NC Part Program 95

Text 3 CNC Safety 98

Exercises to the text 99

Reading Material 101

9-1 VMC ＆ HMC 101

9-2 Automatic Tool Changer 102

9-3 Just-In-Time Production 102

Exercises to the material 103

Practical Skill 104

Unit 10 CNC Machine and NC Programming（Ⅲ） 105

Text 1 CAD/CAM 105

Text 2 Scope ofCAD/CAM 106

Text 3 Computer-Integrated Manufacturing 108

Exercises to the text 109

Reading Material 111

10-1 CAD/CAM Software 111

10-2 Geometry vs.Toolpath 111

10-3 CAD/CAM Modules 112

Exercises to the material 114

Practical Skill 114

Unit 11 English for Job Applying 116

Text 1 Job Advertisement 116

Text 2 Cover Letters 117

Text 3 Resume 120

Exercises to the text 121

Reading Material 122

11-1 Job Advertisements 122

11-2 Job Interview 123

11-3 Student's Academic Transcript 124

Exercises to the material 124

Practical Skill 125

参考译文及参考答案 127

参考文献 165