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中醫(yī)內(nèi)科學(xué)·全國中醫(yī)藥行業(yè)高等教育“十四五”規(guī)劃教材
互換性與測量技術(shù)基礎(chǔ) 版權(quán)信息
- ISBN：9787560671222
- 條形碼：9787560671222 ; 978-7-5606-7122-2
- 裝幀：平裝-膠訂
- 冊數(shù)：暫無
- 重量：暫無
- 所屬分類：>>
互換性與測量技術(shù)基礎(chǔ) 本書特色
The features of this books are as follows. (1) ?This book strengthens the cultivation and presentation of basic concepts, basic theories, basic methods and basic skills according to the characteristics of fewer teaching hours. (2) ?Strictly follow the latest national and international standards, as far as possible to do less but better, less class hours of teaching and students’ self-study. (3) ?Highlight the scientific, systematic and practical nature of basic knowledge and theories, strengthen the cultivation of students’ comprehensive ability, and enable students to master the ability to solve practical problems while laying a good theoretical foundation. (4) ?This books adopt the national standards issued at the end of 2020, and pay attention to the comparison between national standards and international standards, so that students can gradually adapt to the new requirements of the machinery manufacturing industry. (5) ?Keep the consistency of the basic content and the accuracy of English terms.
互換性與測量技術(shù)基礎(chǔ) 內(nèi)容簡介
This book is written to meet the practical needs of the teaching plan for the “Interchangeability and Measurement Technology” course. This book is compiled by combining the achievements of recent education reforms and the construction of national first-class undergraduate courses, adopting the latest national standards, with the feature of closely link theory with practical application.
This book includes 6 chapters. Chapter 1 provides a comprehensive introduction to the basic concepts of interchangeability and standardization. Chapters 2-4 introduce in detail the relevant content of size tolerance, geometric tolerance, and surface roughness from the perspective of accuracy design and basic knowledge reserve of national standards. Chapter 5 starts from error measurement technology and provides a detailed introduction to the basic content of geometric quantity detection technology. Chapter 6 provides a detailed introduction to the accuracy design of typical components for applications.
This book systematically introduces the basic knowledge of interchangeability and measurement technology, highlights basic concepts, provides specific analysis cases, and is equipped with exercise questions, aiming to deepen students’ understanding of the basic knowledge and apply it.This book is written to meet the practical needs of the teaching plan for the “Interchangeability and Measurement Technology” course. This book is compiled by combining the achievements of recent education reforms and the construction of national first-class undergraduate courses, adopting the latest national standards, with the feature of closely link theory with practical application.
This book includes 6 chapters. Chapter 1 provides a comprehensive introduction to the basic concepts of interchangeability and standardization. Chapters 2-4 introduce in detail the relevant content of size tolerance, geometric tolerance, and surface roughness from the perspective of accuracy design and basic knowledge reserve of national standards. Chapter 5 starts from error measurement technology and provides a detailed introduction to the basic content of geometric quantity detection technology. Chapter 6 provides a detailed introduction to the accuracy design of typical components for applications.
This book systematically introduces the basic knowledge of interchangeability and measurement technology, highlights basic concepts, provides specific analysis cases, and is equipped with exercise questions, aiming to deepen students’ understanding of the basic knowledge and apply it.
This book is suitable to be used as teaching materials or reference books for students majoring in machinery and instrumentation in higher education institutions, and can also be served as a reference book for mechanical engineering technicians.
互換性與測量技術(shù)基礎(chǔ) 目錄
Chapter 1 Introduction 1
1.1 Overview 2
1.2 Basic Concepts 3
1.2.1 Error and Tolerance 3
1.2.2 Interchangeability 4
1.2.3 Standardization and Series of Preferred Numbers 5
1.2.4 Precision Measurement 9
1.3 Purpose of This Course 10
Summary 10
Exercise 1 11
Chapter 2 Tolerance and Fit 12
2.1 Overview 13
2.2 Basic Terms and Definitions 13
2.2.1 Size of Hole and Shaft 13
2.2.2 Deviation and Tolerance 15
2.2.3 Fit Types and Basic System of Fit 19
2.3 Standards of Tolerances and Fits 24
2.3.1 Standard Tolerance Series 24
2.3.2 Fundamental Deviation Series 28
2.3.3 Marking Form for Part Illustration 38
2.3.4 Standardization of Tolerance Interval and Fit 39
2.3.5 General Tolerance 41
2.4 Selection of Tolerance and Fit 42
2.4.1 Selection of Datum System 43
2.4.2 Selection of Tolerance Grade 44
2.4.3 Selection of Fit Type 46
2.5 Case Analysis of Tolerance and Fit 50
2.5.1 Calculation Cases 50
2.5.2 Analogy Cases 54
2.5.3 Marking of Illustration Cases 60
2.6 Measurement of Part Size 61
2.6.1 Length Size Measurement 61
2.6.2 Shaft Diameter Size Measurement 63
2.6.3 Hole Diameter Size Measurement 64
2.6.4 Smooth Limit Gauge 66
Summary 68
Exercise 2 68
Chapter 3 Geometric Tolerances 71
3.1 Overview 72
3.2 Basic Terms and Definitions 72
3.2.1 Geometric Features 72
3.2.2 Characteristics and Symbols of Geometric Tolerances 73
3.2.3 Marking of Geometric Tolerances 74
3.2.4 Geometric Tolerance Zone 79
3.3 Geometric Tolerance Items 80
3.3.1 Form Tolerances 80
3.3.2 Orientation Tolerances 85
3.3.3 Location Tolerances 87
3.3.4 Run-out Tolerances 90
3.4 Tolerance Principle 93
3.4.1 Basic Terms and Definitions 94
3.4.2 Independency Principle 98
3.4.3 Envelope Requirement 98
3.4.4 Maximum Material Requirement 100
3.4.5 Least Material Requirement 106
3.4.6 Reciprocity Requirement 107
3.5 Designing of Geometric Accuracy 108
3.5.1 Selection of Geometric Tolerance Features 109
3.5.2 Selection of Geometric Tolerance Values 110
3.5.3 Selection of Datum 118
3.5.4 Selection of Tolerance Principle or Tolerance Requirements 120
3.6 Case Analysis of Geometric Tolerances 121
3.6.1 Case Design 121
3.6.2 Case Study 125
3.6.3 Illustration of Marking Cases 127
3.6.4 Tolerance Principle Cases 129
3.7 Measurement of Geometric Error 130
3.7.1 Form Error Measurement 130
3.7.2 Measurements of Orientation Error and Location Error 132
3.7.3 Run-out Error Measurement 133
Summary 133
Exercise 3 134
Chapter 4 Surface Roughness 138
4.1 Basic Concept of Surface Roughness 139
4.1.1 Definition of Surface Roughness 139
4.1.2 Influence of Surface Roughness 139
4.2 Evaluation of Surface Roughness 141
4.2.1 Basic Terms 141
4.2.2 Evaluation Parameters 142
4.3 Parameter Values of Surface Roughness and Its Selection 143
4.3.1 Parameter Values of Surface Roughness 143
4.3.2 Selection of Surface Roughness 144
4.4 Surface Roughness Symbol and Its Marking 146
4.4.1 Basic Symbols of Surface Roughness 146
4.4.2 Marking of Surface Roughness Symbol 146
4.4.3 Examples of Surface Roughness Marking 149
4.4.4 Marking of Location and Direction of Surface Roughness Symbol 149
4.5 Measurement of Surface Roughness 152
Summary 153
Exercise 4 153
Chapter 5 Fundamentals of Geometric Quantity Measurement 155
5.1 Introduction 156
5.1.1 Concept of Measurement and Inspection 156
5.1.2 Measurement Process 156
5.2 Measurement Standards 157
5.2.1 Measurement Standards of Length and Angle 157
5.2.2 Dissemination System of Length and Angle 157
5.2.3 Gauge Blocks and Their Applications 158
5.3 Metrological Equipment and Measurement Methods 159
5.3.1 Metrological Equipment 159
5.3.2 Measurement Methods 160
5.4 Measurement Error and Processing Method of Data Error 162
5.4.1 Classification of Measurement Error 162
5.4.2 Processing Method of Data Error 163
5.5 Case Analysis of Measurement Error 167
Summary 169
Exercise 5 169
Chapter 6 Tolerances and Fits for Typical Parts 171
6.1 Involute Cylindrical Gear 172
6.1.1 Gear Accuracy Evaluation 172
6.1.2 Gear Accuracy Grades 175
6.1.3 Accuracies of Gear Blank and Gear Pairs 179
6.2 Rolling Bearing 180
6.2.1 Rolling Bearing Tolerance 180
6.2.2 Fit of Rolling Bearing 183
6.3 Single Key and Spline 185
6.3.1 Tolerance of Single Key Connection 185
6.3.2 Tolerance of Spline Connection 187
6.4 Thread 190
6.4.1 Common Thread Connection 191
6.4.2 Tolerance of Common Thread 193
Summary 195
Exercise 6 195
References 197
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