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数控技术应用专业英语

银领工程

作者:
刘瑛 罗学科
定价:
20.90元
ISBN:
978-7-04-015706-2
版面字数:
360.000千字
开本:
16开
全书页数:
232页
装帧形式:
平装
重点项目:
银领工程
出版时间:
2004-12-30
物料号:
15706-00
读者对象:
高等职业教育
一级分类:
制造大类
二级分类:
机械设计制造类
三级分类:
数控技术

  本书根据教育部、国防科工委、中国机械工业联合会联合制定的两年制高等职业教育数控技术应用专业领域技能型紧缺人才培养指导方案编写,内容涵盖了数控技术的各个方面,包括数控原理、数控机床、数控加工、数控编程、数控生产车间等各个方面的数控技术专业英语词汇和内容。全书以典型数控系统的编程、操作英语说明书为主要参考资料,结合作者积累的国外数控教材和资料,以英文阅读理解、资料查询为重点,目的是使学生具备阅读典型数控机床英文说明书、数控系统操作与编程英文说明书的能力。
  本书可作为高等职业学校、高等专科学校、成人院校及本科院校举办的二级职业技术学院和民办高校数控技术应用等专业英语教材,也可作为工程技术人员的自学参考用书。
  • Unit 1 Introduction of CNC Machine Tool
    • 1.1 Machining Center Configurations
    • 1.2 Vertical Machining Centers
    • 1.3 Horizontal Machining Centers
    • 1.4 Other Programmable Features of Machining Centers
      • 1.4.1 Spindle Speed
      • 1.4.2 Spindle Activation and Direction
      • 1.4.3 Spindle Range
      • 1.4.4 Feedrate
      • 1.4.5 Coolant
      • 1.4.6 Tool Changes
      • 1.4.7 What Else Might Be Programmable
    • Exercises
  • Unit 2 Tooling for CNC Machine
    • 2.1 Introduction
    • 2.2 Material for Cutting Tools
    • 2.3 The Practical Application of Cemented Carbides
      • 2.3.1 Solid Tools
      • 2.3.2 Brazed Tips
      • 2.3.3 Indexable Inserts
    • 2.4 Tooling Systems
    • 2.5 Automatic Tool Changer System
      • 2.5.1 Turret Head
      • 2.5.2 Carousel Storage with Spindle Direct Tool Changer
      • 2.5.3 Horizontal Storage Matrix Magazin with Pivot Insertion Tool Changer
    • Exercises
  • Unit 3 Program Zero and Coordinate System
    • 3.1 What is Coordinate System
    • 3.2 Plus and Minus
    • 3.3 Program Zero
    • 3.4 Absolute vs.Incremental
    • Exercises
  • Unit 4 Mathematics for NC Programming
    • 4.1 Introduction
    • 4.2 Geometry
      • 4.2.1 Properties of Intersecting Lines
      • 4.2.2 Tangency
    • 4.3 Trigonometry
      • 4.3.1 The Pythagorean Theorem
      • 4.3.2 Right Triangle Trigonometry
      • 4.3.3 Oblique Triangle Trigonometry
    • Exercises
  • Unit 5 Word Address Programming
    • 5.1 Introduction
    • 5.2 Programming Language Format
    • 5.3 Programming Language Terminology
    • 5.4 Program and Sequence Numbers(O,NCodes)
    • 5.5 Preparatory Functions(G Codes)
    • 5.6 Dimension Words(X,Y,Z,Codes)
    • 5.7 Feedrate(FCodes)
    • 5.8 Spindle Speed(SCodes)
    • 5.9 Miscellaneous Machine Functions(MCodes)
    • 5.10 Why Learn Manual Programming
    • Exercises
  • Unit 6 Speeds and Feeds
    • 6.1 Cutting Speeds and Feeds
    • 6.2 Spindle Speeds
    • 6.3 Feed Rates
      • 6.3.1 Feed Rates for Turning
      • 6.3.2 Feed Rates for Milling
      • 6.3.3 Feed Rates for Drilling
    • 6.4 Feed Rate and Spindle Speed Override
    • Exercises
  • Unit 7 Preparation for Programming
    • 7.1 The Importance of Preparation
    • 7.2 Typical Mistakes
      • 7.2.1 Syntax Mistakes
      • 7.2.2 Motion Mistakes
      • 7.2.3 Mistakes of Omission
      • 7.2.4 Process Mistakes
    • 7.3 Steps for Preparing to Write a CNC Program
      • 7.3.1 Study and Mark Up the Print
      • 7.3.2 Prepare the Machining Process
      • 7.3.3 Develop the Needed Cutting Conditions
      • 7.3.4 Do the Required Math
      • 7.3.5 Check the Required Tooling
    • 7.4 Plan the Work Holding Setup
    • 7.5 Other Documentation
      • 7.5.1 Setup Sheet
      • 7.5.2 Program Listing
    • 7.6 Is It All Worth It
    • Exercises
  • Unit 8 Programming Techniques
    • 8.1 Introduction
    • 8.2 Programming Hole Operation
    • 8.3 Programming Linear Profiles
    • 8.4 Programming Circular Profiles
      • 8.4.1 Circular Interpolation Commands
      • 8.4.2 Circular Interpolation Via Direct Radius Specification
      • 8.4.3 Profiling Arcs at Constant Feed Rate
    • 8.5 Programming with Subprogram
      • 8.5.1 Subprogram Concept
      • 8.5.2 Commands for Calling a Subprogram and Returning to the Main Program
      • 8.5.3 General Rules for Subprogramming
    • Exercises
  • Unit 9 Three Kinds of Compensation
    • 9.1 Introduction
    • 9.2 What is Compensation
    • 9.3 Understanding Offsets
      • 9.3.1 How Many Offsets do You Have
      • 9.3.2 Offsets and Trial Machining
      • 9.3.3 Organization of Offsets
      • 9.3.4 Wear Offsets Versus Geometry Offsets
      • 9.3.5 How Offsets are Instated
    • 9.4 Tool Length Compensation
      • 9.4.1 The Reason for Tool Length Compensation
      • 9.4.2 How Tool Length Compensation is Used
    • 9.5 Cutter Radius Compensation
      • 9.5.1 Reasons for Using Cutter Radius Compensation
      • 9.5.2 How does Cutter Radius Compensation Work
    • 9.6 Fixture Offsets
    • Exercises
  • Unit 10 Machine Design
    • 10.1 Repeatability
    • 10.2 Basic Structure
    • 10.3 Machine Spindles
    • 10.4 Spindle Drives
    • 10.5 Machine Slides
    • 10.6 Slide Drives
    • Exercises
  • Unit 11 Setup and Maintain
    • 11.1 Tasks Related to Setup and Operation
      • 11.1.1 Setup Tasks Versus Production Maintaining Tasks
      • 11.1.2 Tasks Related to Setup
    • 11.2 Tasks Related to Maintaining Production
      • 11.2.1 Workpiece Unload and Load
      • 11.2.2 Maintaining Critical Dimensions(with Close Tolerances)during Each Tool’s Life
      • 11.2.3 Replacing Worn Tools
    • 11.3 Other Possible Tasks to be Done During the Production Run
    • Exercises
  • Unit 12 Three Modes of Operation
    • 12.1 The Manual Mode
    • 12.2 The Manual Data Input Mode
      • 12.2.1 The Manual Data Input Position of the Mode Switch
      • 12.2.2 The Edit Position of the Mode Switch
    • 12.3 The Program Operation Mode
      • 12.3.1 The Memory(or Auto)Mode Switch Position
      • 12.3.2 The Tape Mode Switch Position
    • Exercises
  • Unit 13 Program Verification Techniques
    • 13.1 Introduction
    • 13.2 Safety Priorities
      • 13.2.1 Operator Safety
      • 13.2.2 Machine Tool Safety
      • 13.2.3 Workpiece Safety
    • 13.3 Typical Mistakes
      • 13.3.1 Syntax Mistakes in the Program
      • 13.3.2 Motion Mistakes in the Program
      • 13.3.3 Setup Mistakes
      • 13.3.4 Mistakes of Omission
    • 13.4 Procedures to Program Verification
      • 13.4.1 The Machine Lock Dry Run
      • 13.4.2 Free Flowing Dry Run
      • 13.4.3 Normal Air Cutting CycleExecution
      • 13.4.4 Running the First Workpiece
      • 13.4.5 Making Good Parts
    • 13.5 Conclusion to Program Verification
    • Exercises
  • Unit 14 CAD/CAM
    • 14.1 Introduction
    • 14.2 Computer-Aided Anything(CAA)
    • 14.3 What is CAD/CAM Software
    • 14.4 Description of CAD/CAM Components and Functions
      • 14.4.1 CAD Module
      • 14.4.2 CAM Module
      • 14.4.3 Geometry vs.Toolpath
      • 14.4.4 Tool and Material Libraries
      • 14.4.5 Verification and Post-Processor
      • 14.4.6 Portability
    • 14.5 Software Issues and Trends
    • Exercises
  • Appendix A G&M Code Reference
  • Appendix B The Sample of CNC Machine Specification
  • Appendix C Vocabulary
  • References

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