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Unit 1 The Applications of NC/CNC Machining Technology1

1.1 Lesson 1 The Applications of NC/CNC1

New Words ＆ Expressions2

Glossary of Terms2

Notes2

1.2 Lesson 2 Definition of CNC Machines2

New Words ＆ Expressions3

Glossary of Terms3

Notes4

1.3 Reading Materials 1 CNC Machining Centers4

1.4 Reading Materials 2 Classification of CNC Machines4

Unit 2 NC/CNC Machining Equipment6

2.1 Lesson 3 Types of CNC Machining Centers6

New Words ＆ Expressions7

Glossary of Terms7

Notes8

2.2 Lesson 4 CNC Turning Centers8

New Words ＆ Expressions9

Glossary of Terms9

Notes10

2.3 Reading Materials 3 The Advantages of CNC Machines10

2.4 Reading Materials 4 The Disadvantages of CNC Machines10

Unit 3 The Control System of CNC Machines12

3.1 Lesson 5 Open-loop Control System12

New Words ＆ Expressions12

Glossary of Terms13

3.2 Lesson 6 Closed-loop Control System13

New Words ＆ Expressions14

Glossary of Terms14

Notes15

3.3 Reading Materials 5 Coordinate System of CNC Machines15

3.4 Reading Materials 6 Type of Control System for Tool Movements18

Unit 4 The Components of CNC Machines20

4.1 Lesson 7 The Construction of CNC Machines20

New Words ＆ Expressions21

Glossary of Terms21

4.2 Lesson 8 The Components of CNC Machines22

New Words ＆ Expressions23

Glossary of Terms24

Notes25

4.3 Reading Materials 7 The Operation Panel of CNC Machines Ⅰ25

4.4 Reading Materials 8 The Operation Panel of CNC Machines Ⅱ27

Unit 5 NC Programming30

5.1 Lesson 9 Basic Requirements of NC Machine Control30

New Words ＆ Expressions31

Glossary of Terms32

Notes33

5.2 Lesson 10 Interpolation Commands of CNC Lathes33

New Words ＆ Expressions34

Glossary of Terms34

Notes35

5.3 Reading Materials 9 Setup Procedure35

5.4 Reading Materials 10 Debugging the Program37

Unit 6 Part Programming38

6.1 Lesson 11 Manual Part Programming38

New Words ＆ Expressions39

Glossary of Terms39

6.2 Lesson 12 Example of Manual Part Programming39

New Words ＆ Expressions41

Glossary of Terms41

6.3 Reading Materials 11 Format of Programming Language42

6.4 Reading Materials 12 Terminology of Programming Language42

Unit 7 Computer-aided Part Programming44

7.1 Lesson 13 Development of Computer-aided CNC Programming44

New Words ＆ Expressions44

Glossary of Terms45

Notes45

7.2 Lesson 14 Computer-aided Part Programming45

New Words ＆ Expressions46

Glossary of Terms46

7.3 Reading Materials 13 Conversational Programming46

7.4 Reading Materials 14 Computer-aided Programming Languages47

Unit 8 Main Specification of CNC Machining Centers49

8.1 Lesson 15 Specification for CNC Horizontal Machining Center49

New Words ＆ Expressions50

Glossary of Terms50

8.2 Lesson 16 Specification for CNC Vertical Machining Center51

New Words ＆ Expressions52

Glossary of Terms52

8.3 Reading Materials 15 Specification for CNC Turing-milling Machining Center53

8.4 Reading Materials 16 Structure Feature of CNC Turing-milling Machining Center54

Unit 9 The Special-Purpose Machining Equipment55

9.1 Lesson 17 Electro-discharge Machines55

New Words ＆ Expressions55

Glossary of Terms56

Notes56

9.2 Lesson 18 Types of Electro-discharge Machines56

New Words ＆ Expressions58

Glossary of Terms58

9.3 Reading Materials 17 Traveling-wire EDM Machine59

9.4 Reading Materials 18 Electrochemical Machines60

Unit 10 CAD/CAM//CAE/CAPP62

10.1 Lesson 19 Computer-aided Design＆Manufacturing(CAD/CAM)62

New Words ＆ Expressions63

Glossary of Terms64

Notes64

10.2 Lesson 20 Computer-aided Manufacturing(CAM)65

New Words ＆ Expressions65

Glossary of Terms66

10.3 Reading Materials 19 Computer-aided Engineering(CAE)66

10.4 Reading Materials 20 Computer-aided Process Planning(CAPP)67

Unit 11 The Die Design＆Manufacturing69

11.1 Lesson 21 Deformation Modes in Sheet Forming69

New Words ＆ Expressions70

Glossary of Terms71

11.2 Lesson 22 Piercing Die Design71

New Words ＆ Expressions72

Glossary of Terms73

Notes74

11.3 Lesson 23 Bending Die Design74

New Words ＆ Expressions76

Glossary of Terms78

Notes78

11.4 Reading Materials 21 Blanking Die Design79

11.5 Reading Materials 22 Drawing Die Design80

11.6 Reading Materials 23 Compound Die Design82

Unit 12 The Plastic Mold Design＆Manufacturing84

12.1 Lesson 24 Plastics and Classification of Plastics84

New Words ＆ Expressions85

Glossary of Terms86

Notes86

12.2 Lesson 25 Thermoplastic Mold Design87

New Words ＆ Expressions88

Glossary of Terms89

Notes90

12.3 Lesson 26 Transfer and Injection Molding90

New Words ＆ Expressions91

Glossary of Terms92

Notes92

12.4 Reading Materials 24 Characteristics of Forming for Plastic Material93

12.5 Reading Materials 25 Thermosetting Mold Design93

12.6 Reading Materials 26 Compression Molding94

Unit 13 The Forming and Molding Equipment96

13.1 Lesson 27 Types of Press96

New Words ＆ Expressions98

Glossary of Terms98

Notes100

13.2 Lesson 28 The Injection-molding Machine100

New Words ＆ Expressions103

Glossary of Terms103

Notes105

13.3 Lesson 29 The Specifications of Press105

New Words ＆ Expressions106

Glossary of Terms106

13.4 Reading Materials 27 Main Components of a Press107

13.5 Reading Materials 28 Components of Injection-molding Machine108

13.6 Reading Materials 29 The Specifications of Injection-molding Machine110

Unit 14 Advanced Manufacturing Technology111

14.1 Lesson 30 Characteristics of Rapid Prototyping Technologies111

New Words ＆ Expressions112

Glossary of Terms112

Notes113

14.2 Lesson 31 Group Technology113

New Words ＆ Expressions114

Glossary of Terms114

14.3 Lesson 32 Flexible Manufacturing Systems114

New Words ＆ Expressions116

Glossary of Terms116

Notes117

14.4 Reading Materials 30 The Application Areas of RP＆M117

14.5 Reading Materials 31 Manufacturing Technology for Special-purposes119

14.6 Reading Materials 32 Robotic Technology120

参考译文121

单元1 数控／计算机数控加工技术的应用121

第1课 数控／计算机数控的应用121

第2课 数控机床的定义121

单元2 数控加工设备122

第3课 数控加工中心的类型122

第4课 数控车削中心122

单元3 数控机床的控制系统123

第5课 开环控制系统123

第6课 闭环控制系统124

单元4 数控机床的部件124

第7课 数控机床的结构124

第8课 数控机床的部件125

单元5 数控编程126

第9课 数控机床控制的基本要求126

第10课 数控车床的插补指令127

单元6 零件编程128

第11课 手工零件编程128

第12课 手工零件编程实例129

单元7 计算机辅助零件编程131

第13课 计算机辅助数控编程的发展131

第14课 计算机辅助零件编程131

单元8 数控加工中心的主要技术规格131

第15课 卧式数控加工中心的技术规格131

第16课 立式数控加工中心的技术规格132

单元9 特种加工设备133

第17课 电火花加工机床133

第18课 电火花加工机床的类型134

单元10 计算机辅助设计／制造／工程／工艺（CAD/CAM/CAE/CAPP）134

第19课 计算机辅助设计与制造（CAD/CAM）134

第20课 计算机辅助制造135

单元11 冲压模具设计与制造136

第21课 板材成形的成形机理136

第22课 冲裁模具设计137

第23课 弯曲模具设计138

单元12 塑料模具设计与制造140

第24课 塑料与塑料分类140

第25课 热塑性塑料模具设计140

第26课 传递成型与注射成型141

单元13 冲压与塑压成型设备142

第27课 压力机的类型142

第28课 注塑机144

第29课 压力机的技术规格146

单元14 先进制造技术147

第30课 快速成形技术的特点147

第31课 成组技术148

第32课 柔性制造技术148

Appendix A Glossary of Terms and Abbreviations150

Appendix B Vocabulary165