PART I FUNDAMENTALS OF MACHINERY DESIGN
CHAPTER 1 INTRODUCTION
1.1 THE ROLE OF MACHINERY DESIGN
1.2 MACHINERY AND COMPONENTS
1.3 OVERVIEW OF MACHINERY DESIGN
1.4 A GENERAL PROCEDURE OF MACHINERY DESIGN
1.5 CONTENTS AND TASKS OF THE COURSE
Notes
CHAPTER 2 PRINCIPLES OF MACHINERY DESIGN
2. 1 FUNDAMENTAL REQUIREMENTS FOR MACHINERY DESIGN
2.1.1 Functional Requirements
2.1.2 Economic Requirements
2.1.3 Safety and Environment Requirements
2.1.4 Reliability Requirements
2.1.5 Other Specific Requirements
2.2 FAILURE MODELS OF MECHANICAL COMPONENTS
2.2.1 Fracture Failure
2.2.2 Failure Resulted from Unexpected Deformations
2.2.3 Failure on Surface Damage
2.2.4 Failure Resulted from Abnormal Operational Conditions
2.3 DESIGN REQUIREMENTS FOR MECHANICAL COMPONENTS
2.3.1 Design for Safety
2.3.2 Design for Manufacturability
2.3.3 Design for Costs
2.3.4 Design for Reliability
2.4 GENERAL CRITERIA FOR COMPONENT DESIGN
2.4. 1 Strength Criterion
2.4. 2 Rigidity Criterion
2.4.3 Wear Criterion
2.4. 4 Dynamic Criterion
2.4.5 Reliability Criterion
2.4.6 Safety Factor （S）
Notes
CHAPTER 3 FAILURE THEORIES AND MATERIAL STRENGTHS
3.1 THEORIES OF FAILURE
3.1. 1 The Maximum-Normal-Stress Theory （the first strength theory）
3.1.2 The Maximum-Normal-Strain Theory （the second strength theory）
3.1.3 The Maximum-Shear-Stress Theory （the third strength theory）
3.1.4 The Distortion-Energy Theory （the fourth strength theory）
3.2 BULK STRENGTHS OF THE MACHINE COMPONENTS
3.2. 1 Loads and Stresses
3.2.2 Stress-Strength Design Method
3.2.3 Strength Design under Static Stresses
3.2.4 Strength Design under Varying Stresses
3.3 SURFACE STRENGTHS OF THE MACHINE COMPONENTS
3.3.1 Surface Contact Stresses and Strengths
3.3.2 Surface Extrusion Stresses and Strengths
3.3.3 Surface Wear Strengths
Notes
CHAPTER 4 FRICTION,WEAR AND LUBRICATION
4. 1 FRICTION
4.1.1 Friction Laws
4.1.2 Mechanisms of Friction
4.2 WEAR
4.2.1 The Wear Process
4.2.2 Mechanisms of Wear
4.3 LUBRICATION
4.3.1 Lubrication Theory
4.3. 2 Lubricants
4.3.3 The Problem of Lubricant Selection
4.3.4 Basic Types of Lubricant
4.3.5 Selecting the Lubricant Type
4.3.6 Lubricant Selecting for Particular Components
4.3.7 Lubricant Cooling and Corrosion Prevention
4. 4 MACHINERY CONDITION MONITORING
4.4.1 Condition Monitoring
4.4. 2 Wear Detection and Assessment
4. 4.3 Ferrographic Analysis and Its Application
Notes
PART II DESIGN OF FASTENERS AND JOINTS
CHAPTER 5 DESIGN OF THREADED FASTENERS AND JOINTS
5.1 BASIC CONCEPTS
5.2 THREAD STANDARDS AND DEFINITIONS
5.3 SCREW FASTENINGS
5.4 SCREWING-UP TORQUE,EFFICIENCY AND SELF-LOCKING CONDITIONS
5.5 BOLT TIGHTENING AND INITIAL TENSION
5.6 PREVENTING UNINTENTIONAL UNSCREWING OF SCREW JOINTS
5.7 SCREW AND THREAD ELEMENT DESIGN FOR STEADY LOADS
5.8 DESIGN OF SCREW JOINTS SUBJECT TO LOADS IN THE PLANE OF THE JOINT
5.9 DESIGN OF SCREW JOINTS SUBJECT TO THE OVERTURNING MOMENT
5.10 BOLT TENSION WITH EXTERNAL JOINT-SEPARATING FORCE
5.11 STRENGTH CLASSES AND MATERIALS OF THREADED PARTS
5.12 DESIGN AND PROCESSING MEASURES THAT RAISE THE STRENGTH OF SCREWS SUBJECT TO VARIABLE LOAD
5.13 POWER SCREWS
Problems
Notes
CHAPTER 6 DESIGN OF KEYS,SPLINES AND PINS
6.1 KEY JOINTS
6.1.1 Key Joints and Their Application
6.1.2 Strength Calculation of Straight Key Joints
6.2 SPLINE JOINTS
6.2.1 Type and Application of Spline Joints
6.2.2 Strength Calculation of Spline Joints
6.3 PIN JOINTS
Problems
Notes
CHAPTER 7 DESIGN OF RIVETED,WELDED AND BONDED JOINTS
7. 1 RIVETED JOINTS
7.1.1 Rivet Joints and Their Application
7.1.2 Types of Rivets Joints
7.1.3 Strength Calculation of Riveted Joints
7.2 WELDED JOINTS
7.2.1 Type of welding and Application
7.2.2 Style of Welded Seam
7.2.3 Strength Calculation of Weld
7.2.4 Welding Materials and Allowable Stresses
7.2.5 Main Factors Affecting Weld Strength and Measures Increasing Strength
7.3 BONDED JOINTS
7.3.1 Characteristic and Application of Bonded Joints
7.3.2 Adhesives
7.3.3 Joints of Bonded Joints
Problems
Notes
PART III DESIGN OF POWER TRANSMISSION SYSTEMS
CHAPER 8 TRANSMISSION OF BELTS
8. 1 PRINCIPAL GEOMETRIC RELATIONSHIPS IN BELT DRIVES
8.2 APPLICATIONS AND WORK CHARACTERISTICS OF BELT DRIVES
8.2.1 Applications of Belt Drives
8.2.2 Forces and Stresses in Belts
8.2.3 Creep and Speed Rate in Belt Drives
8.2.4 Failure and Design Criteria of Belts
8. 3 V-BELT DRIVE DESIGN
8.3.1 Specification for Standard Series V-Belts
8.3.2 Transmitted Power of a Single V-Belt
8.3.3 Design Procedure and Factor Choice for V-Belt Drives
8.3.4 V-Belt Pulleys
8.3. 5 Tensioner of V-Belt Drives
Problems
Notes
CHAPTER 9 TRANSMISSION OF CHAINS
9.1 CHARACTERISTICS AND APPLICATION OF CHAIN DRIVES
9.2 TYPES OF CHAIN DRIVES
9.2.1 Roller Chains
9.2.2 Silent Chains
9.3 MOVING CHARACTERISTICS OF CHAIN DRIVES
CHAPTER 10 DESIGN OF GEARS
CHAPTER 11 DESIGN OF WORM GEARING
PART Ⅳ DESIGN OF SHAFTS AND ASSOCIATED PARTS
CHAPTER 12 SLIDING BEARINGS
CHAPTER 13 ROLLING-CONTACT BEARINGS
CHAPTER 14 COUPLINGS AND CLUTCHES
CHAPTER 15 SHAFTS
PART Ⅴ OTHER COMPONENTS
CHAPTER 16 SPRINGS
CHAPTER 17 HOUSINGS AND FRAMES OF MACHINES
PART Ⅵ CASE STUDIES AND PROJECTS
CHAPTER 18 REDUCER
CHAPTER 19 PROJECTS OF MACHINERY DESIGN
REFERENCES
Machinery Design is an important technological basic course in mechanical engineering education. This English textbook of Machinery Design is written for Chinese students majoring in mechanical engineering in accordance with the basic teaching requirements for this course set up by National Education Ministry and to enhance billingual teaching in China"s universities of science and technology.
It is designed to satisfy the teaching requirements for this course,to develop the English competence of the students,and to help them to meet the challenge of economic globalization and technical and scientific revolution.
There are 19 chapters in this textbook：Introduction,Principles of Machinery Design,Failure Theories and Material strength,Friction,Wear and Lubrication,Design of Threaded Fasteners and Joints,Design of Keys,Splines and Pins,Design of Riveted,Welded and Bonded Joints,Transmission of Belts,Transmission of Chains,Design of Gears,Design of Worm Gearing,Sliding Bearings,Rolling-Contact Bearings,Couplings and Clutches,Shafts,Springs,Housings and Frames of Machines,Reducer,and Projects of Machinery Design. At the end of each chapter some problems and notes are designed for practice and better understanding.
This textbook can be used as textbook for teachers and students of mechanical engineering for the course of Machinery Design,and as reference book for teachers,students and engineers of other relevant engineering areas.
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