Precision Engineering
张金来
目录
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1 Course Introduction
1.1 WHAT IS PRECISION ENGINEERING
1.2 The Content and Function of Precision Engineering
1.3 Chapter Quiz
2 Design Principles Design Fundamentals
2.1 Introduction
2.2 Fundamental Principles
2.3 Occam’s Razor
2.4 Simplicity Vs Complexity
2.5 Law of Nature
2.6 Saint-Venant’s Principle
2.7 Golden Rectangle
2.8 Independent Function
2.9 Abbe’s Principle
2.10 Chapter Quiz
3 Design Fundamentals
3.1 Self Principles
3.2 Stability
3.3 Symmetry
3.4 Accuracy, Precision & Resolution
3.5 Sensitive Directions
3.6 Triangulate for Stiffness
3.7 Load Paths
3.8 Avoid Bending Stresses
3.9 Manage Friction
3.10 Preload
3.11 Centers of Action
3.12 Exact Constraint Design
3.13 Elastically Averaged Design
3.14 Chapter Quiz
4 PRECISION DESIGN PRINCIPLE
4.1 Design Principle 1
4.2 Design Principle 2
4.3 Design Principle 3
4.4 Design Principle 4
4.5 Design Principle 5
4.6 Compliance
4.7 Design Principle 6
4.8 The effect of heat symmetry
4.9 Design Principle 7
4.10 The long slider
4.11 Design Principle 8
4.12 Features of Kinematic Design
4.13 Equivalent increase contact points
4.14 Design Principle 9
4.15 Four Methods of error correction
4.16 Design Principle 10
4.17 Design Principle 11
4.18 The reduction principle
4.19 Chapter Quiz
5 Precision Design Applications
5.1 Introduction
5.2 Automotive Industry
5.3 Aerospace Industry
5.4 Medical Devices
5.5 Electronics
5.6 Consumer Products
5.7 Optics and Photonics
5.8 Industrial Machinery
5.9 Precision Manufacturing
5.10 Chapter Quiz
6 DESIGN STRATEGIES
6.1 Design Strategy
6.2 Typical Phenomena around a machine
6.3 Suggestion to address few Problems
6.4 Design Principles
6.5 Design Strategy for Standard Machine
6.6 Compliance of a Machine
6.7 Machine Key-Components
6.8 Guideways
6.9 Minituarization
6.10 Current Limitations and Challenges
6.11 Chapter Quiz
7 MACHINING PRINCIPLE 1
7.1 Machining Principle 1
7.2 Machining Principle 2
7.3 Machining Principle 3
7.4 Machining Principle 4
7.5 Machining Principle 5
7.6 Chapter Quiz
8 MACHINING PRINCIPLE 2
8.1 Machining Principle 6
8.2 Machining Principle 7
8.3 Machining Principle 8
8.4 Machining Principle 9
8.5 Machining Principle 10
8.6 Machining Principle 11
8.7 Chapter Quiz
9 Machine Elements and Precision
9.1 Introduction
9.2 Precision in Machine Elements
9.3 Factors Affecting Precision in Machine Elements
9.4 Design Considerations for Precision in Machine Elements
9.5 Importance of Proper Machining Techniques
9.6 Precision Bearings in Machine Elements
9.7 Mechanical Components and Precision
9.8 Testing and Quality Assurance for Precision
9.9 Chapter Quiz
10 Machine Tool's Structure
10.1 Machine Tool's Structure
10.2 Definition of Machine Tool
10.3 Types of Machine Tools
10.4 Basic Components of Machine Tools
10.5 Machine Tool Structures
10.6 Gantry Structure
10.7 Advances in Machine Tool Structures
10.8 Chapter Quiz
11 Motion Errors - Translation and Rotation
11.1 Introduce
11.2 Measurement
11.3 Metrology and Measurement
11.4 Error
11.5 Repeatability
11.6 Model of Measurement
11.7 How to determine the measured value and random error
11.8 Motion Errors Principle – Translational Body
11.9 Associated errors with translation
11.10 Associated Error with Rotation
11.11 Geometric Errors and Kinematic Errors
11.12 Chapter Quiz
12 Motion Errors - Measurement
12.1 Geometric Errors
12.2 Cosine Error and Abbé Errors
12.3 Methodologies for Error Elimination
12.4 Example of techniques to eliminate thermal errors
12.5 Thermal errors - Measurement
12.6 Thermal errors - Problems
12.7 Classification of Sensor
12.8 Chapter Quiz
13 THERMAL ERRORS AND PROBLEMS
13.1 Hard Disk
13.2 Thermal Errors
13.3 Example of techniques to eliminate thermal errors
13.4 Thermal errors - Measurement
13.5 Thermal errors - Problems
13.6 Cutting Force-Induced Errors
13.7 Purpose and Importance
13.8 Typical Thermal Displacement Patterns
13.9 Heat Source in Machine Tools
13.10 Power loss in rolling bearing
13.11 Bearing Temperature and Clearance
13.12 Lubrication
13.13 Heat Transfer
13.14 Insulation
13.15 Chapter Quiz
14 ERRORS – PRINCIPLE AND MEASUREMENT
14.1 Geometric Errors
14.2 Cosine Error and Abbé Errors
14.3 Methodologies for Error Elimination
14.4 Classification of Sensor
14.5 Chapter Quiz
15 Evaluation of High Precision Machine
15.1 Creating High precision Machine
15.2 Kinetic Reference in CNC Machine
15.3 Machine Element with Kinematic Pair
15.4 Noise Reduction
15.5 Positioning Accuracy
15.6 Basic Evaluation Items
15.7 Dimensional and Angular Precision
15.8 Form Precision
15.9 Surface Roughness and Alteration
15.10 The four principles of measurement
15.11 Chapter Quiz
16 MATERIAL SELECTION
16.1 Basic Ideas
16.2 Thermal Properties
16.3 Static and Dynamic Response
16.4 How to Decide Among Alternatives
16.5 Chapter Quiz
Advances in Machine Tool Structures
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