Overview

Valued as a standard in the course, Juvinall’s Fundamentals of Machine Component Design continues to focus on the fundamentals of component design - free body diagrams, force flow concepts, failure theories, and fatigue design, with applications to fasteners, springs, bearings, gears, clutches, and brakes.  Problem-solving skills are developed by the implementation of a proven methodology which provides a structure for accurately formulating problems and clearly presenting solutions.  This edition includes additional coverage of composites, the material selection process, and wear/wear theory, along with new and updated examples and homework problems.

Full Product Details

Author:   Robert C. Juvinall ,  Kurt M. Marshek
Publisher:   John Wiley & Sons Inc
Imprint:   John Wiley & Sons Inc
Edition:   6th Edition, Global Edition
Dimensions:   Width: 20.50cm , Height: 2.30cm , Length: 25.30cm
Weight:   1.264kg
ISBN:  

9781119382904

ISBN 10:   1119382904
Pages:   720
Publication Date:   24 April 2018
Audience:   Professional and scholarly ,  Professional & Vocational
Format:   Paperback
Publisher's Status:   Active
Availability:   In Print  
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Table of Contents

Preface v Acknowledgments ix Symbols xix Part 1 Fundamentals 1 1 Mechanical Engineering Design in Broad Perspective 1 1.1 An Overview of the Subject 1 1.2 Safety Considerations 2 1.3 Ecological Considerations 6 1.4 Societal Considerations 7 1.5 Overall Design Considerations 9 1.6 Systems of Units 10 1.7 Methodology for Solving Machine Component Problems 12 1.8 Work and Energy 14 1.9 Power 16 1.10 Conservation of Energy 16 2 Load Analysis 33 2.1 Introduction 33 2.2 Equilibrium Equations and Free-Body Diagrams 33 2.3 Beam Loading 42 2.4 Locating Critical Sections-Force Flow Concept 45 2.5 Load Division Between Redundant Supports 47 2.6 Force Flow Concept Applied to Redundant Ductile Structures 48 3 Materials 70 3.1 Introduction 70 3.2 The Static Tensile Test- Engineering Stress-Strain Relationships 71 3.3 Implications of the Engineering Stress-Strain Curve 72 3.4 The Static Tensile Test- True Stress-Strain Relationships 74 3.5 Energy-Absorbing Capacity 75 3.6 Estimating Strength Properties from Penetration Hardness Tests 77 3.7 Use of Handbook Data for Material Strength Properties 79 3.8 Machinability 80 3.9 Cast Iron 80 3.10 Steel 81 3.11 Nonferrous Alloys 83 3.12 Plastics and Composites 84 3.13 Materials Selection Charts 89 3.14 Engineering Material Selection Process 90 4 Static Body Stresses 103 4.1 Introduction 103 4.2 Axial Loading 103 4.3 Direct Shear Loading 105 4.4 Torsional Loading 106 4.5 Pure Bending Loading, Straight Beams 108 4.6 Pure Bending Loading, Curved Beams 109 4.7 Transverse Shear Loading in Beams 114 4.8 Induced Stresses, Mohr Circle Representation 119 4.9 Combined Stresses-Mohr Circle Representation 121 4.10 Stress Equations Related to Mohr's Circle 124 4.11 Three-Dimensional Stresses 125 4.12 Stress Concentration Factors, Kt 129 4.13 Importance of Stress Concentration 132 4.14 Residual Stresses Caused by Yielding-Axial Loading 133 4.15 Residual Stresses Caused by Yielding-Bending and Torsional Loading 137 4.16 Thermal Stresses 139 4.17 Importance of Residual Stresses 142 5 Elastic Strain, Deflection, and Stability 154 5.1 Introduction 154 5.2 Strain Definition, Measurement, and Mohr Circle Representation 154 5.3 Analysis of Strain-Equiangular Rosettes 156 5.4 Analysis of Strain-Rectangular Rosettes 159 5.5 Elastic Stress-Strain Relationships and Three-Dimensional Mohr Circles 161 5.6 Deflection and Spring Rate-Simple Cases 161 5.7 Beam Deflection 164 5.8 Determining Elastic Deflections by Castigliano's Method 166 5.9 Redundant Reactions by Castigliano's Method 177 5.10 Euler Column Buckling-Elastic Instability 180 5.11 Equivalent Column Length for Various End Conditions 182 5.12 Column Design Equations-J. B. Johnson Parabola 182 5.13 Eccentric Column Loading-the Secant Formula 186 5.14 Equivalent Column Stresses 187 5.15 Other Types of Buckling 188 5.16 Finite Element Analysis 189 6 Failure Theories, Safety Factors, and Reliability 196 6.1 Introduction 196 6.2 Types of Failure 198 6.3 Fracture Mechanics-Basic Concepts 198 6.4 Fracture Mechanics-Applications 200 6.5 The Theory of Static Failure Theories 209 6.6 Maximum-Normal-Stress Theory 210 6.7 Maximum-Shear-Stress Theory 210 6.8 Maximum-Distortion-Energy Theory (Maximum-Octahedral-Shear-Stress Theory) 212 6.9 Mohr Theory and Modified Mohr Theory 214 6.10 Selection and Use of Failure Theories 215 6.11 Safety Factors-Concept and Definition 216 6.12 Safety Factors-Selection of a Numerical Value 218 6.13 Reliability 219 6.14 Normal Distributions 220 6.15 Interference Theory of Reliability Prediction 221 7 Impact 230 7.1 Introduction 230 7.2 Stress and Deflection Caused by Linear and Bending Impact 232 7.3 Stress and Deflection Caused by Torsional Impact 239 7.4 Effect of Stress Raisers on Impact Strength 242 8 Fatigue 250 8.1 Introduction 250 8.2 Basic Concepts 250 8.3 Standard Fatigue Strengths (S'n ) for Rotating Bending 252 8.4 Fatigue Strengths for Reversed Bending and Reversed Axial Loading 256 8.5 Fatigue Strength for Reversed Torsional Loading 257 8.6 Fatigue Strength for Reversed Biaxial Loading 258 8.7 Influence of Surface and Size on Fatigue Strength 259 8.8 Summary of Estimated Fatigue Strengths for Completely Reversed Loading 262 8.9 Effect of Mean Stress on Fatigue Strength 262 8.10 Effect of Stress Concentration with Completely Reversed Fatigue Loading 269 8.11 Effect of Stress Concentration with Mean Plus Alternating Loads 271 8.12 Fatigue Life Prediction with Randomly Varying Loads 277 8.13 Effect of Surface Treatments on the Fatigue Strength of a Part 279 8.14 Mechanical Surface Treatments-Shot Peening and Others 281 8.15 Thermal and Chemical Surface-Hardening Treatments (Induction Hardening, Carburizing, and Others) 282 8.16 Fatigue Crack Growth 282 8.17 General Approach for Fatigue Design 286 9 Surface Damage 297 9.1 Introduction 297 9.2 Corrosion: Fundamentals 297 9.3 Corrosion: Electrode and Electrolyte Heterogeneity 300 9.4 Design for Corrosion Control 300 9.5 Corrosion Plus Static Stress 303 9.6 Corrosion Plus Cyclic Stress 305 9.7 Cavitation Damage 305 9.8 Types of Wear 306 9.9 Adhesive Wear 306 9.10 Abrasive Wear 307 9.11 Fretting 309 9.12 Analytical Approach to Wear 309 9.13 Curved-Surface Contact Stresses 312 9.14 Surface Fatigue Failures 318 9.15 Closure 319 Part 2 Applications 326 10 Threaded Fasteners and Power Screws 326 10.1 Introduction 326 10.2 Thread Forms, Terminology, and Standards 326 10.3 Power Screws 330 10.4 Static Screw Stresses 338 10.5 Threaded Fastener Types 342 10.6 Fastener Materials and Methods of Manufacture 344 10.7 Bolt Tightening and Initial Tension 345 10.8 Thread Loosening and Thread Locking 348 10.9 Bolt Tension with External Joint-Separating Force 350 10.10 Bolt (or Screw) Selection for Static Loading 353 10.11 Bolt (or Screw) Selection for Fatigue Loading: Fundamentals 359 10.12 Bolt Selection for Fatigue Loading: Using Special Test Data 364 10.13 Increasing Bolted-Joint Fatigue Strength 367 11 Rivets, Welding, and Bonding 376 11.1 Introduction 376 11.2 Rivets 376 11.3 Welding Processes 378 11.4 Welded Joints Subjected to Static Axial and Direct Shear Loading 380 11.5 Welded Joints Subjected to Static Torsional and Bending Loading 383 11.6 Fatigue Considerations in Welded Joints 388 11.7 Brazing and Soldering 389 11.8 Adhesives 390 12 Springs 395 12.1 Introduction 395 12.2 Torsion Bar Springs 395 12.3 Coil Spring Stress and Deflection Equations 396 12.4 Stress and Strength Analysis for Helical Compression Springs-Static Loading 400 12.5 End Designs of Helical Compression Springs 403 12.6 Buckling Analysis of Helical Compression Springs 404 12.7 Design Procedure for Helical Compression Springs-Static Loading 404 12.8 Design of Helical Compression Springs for Fatigue Loading 407 12.9 Helical Extension Springs 415 12.10 Beam Springs (Including Leaf Springs) 416 12.11 Torsion Springs 420 12.12 Miscellaneous Springs 422 13 Lubrication and Sliding Bearings 437 13.1 Types of Lubricants 437 13.2 Types of Sliding Bearings 437 13.3 Types of Lubrication 438 13.4 Basic Concepts of Hydrodynamic Lubrication 439 13.5 Viscosity 441 13.6 Temperature and Pressure Effects on Viscosity 444 13.7 Petroff's Equation for Bearing Friction 445 13.8 Hydrodynamic Lubrication Theory 447 13.9 Design Charts for Hydrodynamic Bearings 449 13.10 Lubricant Supply 455 13.11 Heat Dissipation and Equilibrium Oil Film Temperature 457 13.12 Bearing Materials 459 13.13 Hydrodynamic Bearing Design 460 13.14 Boundary and Mixed-Film Lubrication 465 13.15 Thrust Bearings 466 13.16 Elastohydrodynamic Lubrication 467 14 Rolling-Element Bearings 471 14.1 Comparison of Alternative Means for Supporting Rotating Shafts 471 14.2 History of Rolling-Element Bearings 473 14.3 Rolling-Element Bearing Types 473 14.4 Design of Rolling-Element Bearings 481 14.5 Fitting of Rolling-Element Bearings 481 14.6 Catalogue Information for Rolling-Element Bearings 482 14.7 Bearing Selection 486 14.8 Mounting Bearings to Provide Properly for Thrust Load 493 15 Spur Gears 498 15.1 Introduction and History 498 15.2 Geometry and Nomenclature 499 15.3 Interference and Contact Ratio 506 15.4 Gear Force Analysis 509 15.5 Gear-Tooth Strength 512 15.6 Basic Analysis of Gear-Tooth-Bending Stress (Lewis Equation) 513 15.7 Refined Analysis of Gear-Tooth-Bending Strength: Basic Concepts 515 15.8 Refined Analysis of Gear-Tooth-Bending Strength: Recommended Procedure 516 15.9 Gear-Tooth Surface Durability-Basic Concepts 522 15.10 Gear-Tooth Surface Fatigue Analysis-Recommended Procedure 524 15.11 Spur Gear Design Procedures 528 15.12 Gear Materials 531 15.13 Gear Trains 532 16 Helical, Bevel, and Worm Gears 544 16.1 Introduction 544 16.2 Helical-Gear Geometry and Nomenclature 544 16.3 Helical-Gear Force Analysis 549 16.4 Helical Gear-Tooth-Bending and Surface Fatigue Strengths 551 16.5 Crossed Helical Gears 553 16.6 Bevel Gear Geometry and Nomenclature 553 16.7 Bevel Gear Force Analysis 555 16.8 Bevel Gear-Tooth-Bending and Surface Fatigue Strengths 556 16.9 Bevel Gear Trains; Differential Gears 558 16.10 Worm Gear Geometry and Nomenclature 560 16.11 Worm Gear Force and Efficiency Analysis 562 16.12 Worm-Gear-Bending and Surface Fatigue Strengths 566 16.13 Worm Gear Thermal Capacity 568 17 Shafts and Associated Parts 578 17.1 Introduction 578 17.2 Provision for Shaft Bearings 578 17.3 Mounting Parts onto Rotating Shafts 579 17.4 Rotating-Shaft Dynamics 580 17.5 Overall Shaft Design 585 17.6 Keys, Pins, and Splines 589 17.7 Couplings and Universal Joints 591 18 Clutches and Brakes 602 18.1 Introduction 602 18.2 Disk Clutches 602 18.3 Disk Brakes 607 18.4 Energy Absorption and Cooling 607 18.5 Cone Clutches and Brakes 608 18.6 Short-Shoe Drum Brakes 610 18.7 External Long-Shoe Drum Brakes 613 18.8 Internal Long-Shoe Drum Brakes 619 18.9 Band Brakes 620 18.10 Materials 623 19 Belts, Chains, and Other Components (online at www.wiley.com/college/juvinall) 631 19.1 Introduction 631 19.2 Flat Belts 631 19.3 V-Belts 633 19.4 Toothed Belts 636 19.5 Roller Chains 637 19.6 Inverted-Tooth Chains 639 19.7 History of Hydrodynamic Drives 640 19.8 Fluid Couplings 640 19.9 Hydrodynamic Torque Converters 643 20 Micro/Nanoscale Machine Elements (online at www.wiley.com/college/juvinall) 651 20.1 Introduction 651 20.2 Micro and Nanoscale Actuators 652 20.3 Micro and Nanoscale Bearings 657 20.4 Micro and Nanoscale Sensors 660 20.5 Conclusions 671 21 Machine Component Interrelationships-A Case Study (online at www.wiley.com/college/juvinall) 674 21.1 Introduction 674 21.2 Description of Original Hydra-Matic Transmission 674 21.3 Free-Body Diagram Determination of Gear Ratios and Component Loads 677 21.4 Gear Design Considerations 681 21.5 Brake and Clutch Design Considerations 681 21.6 Miscellaneous Design Considerations 682 22 Design and Fabrication of the Mechanical Systems for a Remote Control Car-A Design Project Case Study (online at www.wiley.com/college/juvinall) 685 22.1 Case Study Summary 685 22.2 Project Components 686 22.3 Project Organization 688 22.4 System Design Considerations 689 22.5 RC Car Race 692 A Units 695 A-1a Conversion Factors for British Gravitational, English, and SI Units 695 A-1b Conversion Factor Equalities Listed by Physical Quantity 696 A-2a Standard SI Prefixes 698 A-2b SI Units and Symbols 699 A-3 Suggested SI Prefixes for Stress Calculations 700 A-4 Suggested SI Prefixes for Linear-Deflection Calculations 700 A-5 Suggested SI Prefixes for Angular-Deflection Calculations 700 B Properties of Sections and Solids 701 B-1a Properties of Sections 701 B-1b Dimensions and Properties of Steel Pipe and Tubing Sections 702 B-2 Mass and Mass Moments of Inertia of Homogeneous Solids 704 C Material Properties and Uses 705 C-1 Physical Properties of Common Metals 705 C-2 Tensile Properties of Some Metals 706 C-3a Typical Mechanical Properties and Uses of Gray Cast Iron 707 C-3b Mechanical Properties and Typical Uses of Malleable Cast Iron 708 C-3c Average Mechanical Properties and Typical Uses of Ductile (Nodular) Iron 709 C-4a Mechanical Properties of Selected Carbon and Alloy Steels 710 C-4b Typical Uses of Plain Carbon Steels 712 C-5a Properties of Some Water-Quenched and Tempered Steels 713 C-5b Properties of Some Oil-Quenched and Tempered Carbon Steels 714 C-5c Properties of Some Oil-Quenched and Tempered Alloy Steels 715 C-6 Effect of Mass on Strength Properties of Steel 716 C-7 Mechanical Properties of Some Carburizing Steels 717 C-8 Mechanical Properties of Some Wrought Stainless Steels (Approximate Median Expectations) 718 C-9 Mechanical Properties of Some Iron-Based Superalloys 719 C-10 Mechanical Properties, Characteristics, and Typical Uses of Some Wrought Aluminum Alloys 720 C-11 Tensile Properties, Characteristics, and Typical Uses of Some Cast-Aluminum Alloys 721 C-12 Temper Designations for Aluminum and Magnesium Alloys 722 C-13 Mechanical Properties of Some Copper Alloys 723 C-14 Mechanical Properties of Some Magnesium Alloys 724 C-15 Mechanical Properties of Some Nickel Alloys 725 C-16 Mechanical Properties of Some Wrought-Titanium Alloys 726 C-17 Mechanical Properties of Some Zinc Casting Alloys 727 C-18a Representative Mechanical Properties of Some Common Plastics 728 C-18b Properties of Some Common Glass-Reinforced and Unreinforced Thermoplastic Resins 729 C-18c Typical Applications of Common Plastics 730 C-19 Material Names and Applications 731 C-20 Designer's Subset of Engineering Materials 734 C-21 Processing Methods Used Most Frequently with Different Materials 735 C-22 Joinability of Materials 736 C-23 Materials for Machine Components 737 C-24 Relations Between Failure Modes and Material Properties 739 D Shear, Moment, and Deflection Equations for Beams (online at www.wiley.com/college/juvinall) 740 D-1 Shear, Moment, and Deflection Equations for Cantilever Beams 740 D-2 Shear, Moment, and Deflection Equations for Simply Supported Beams 741 D-3 Shear, Moment, and Deflection Equations for Beams with Fixed Ends 743 E Fits and Tolerances (online at www.wiley.com/college/juvinall) 744 E-1 Fits and Tolerances for Holes and Shafts 744 E-2 Standard Tolerances for Cylindrical Parts 745 E-3 Tolerance Grades Produced from Machining Processes 746 F MIL-HDBK-5J, Department of Defense Handbook: Metallic Materials and Elements for Aerospace Vehicle Structures (online at www.wiley.com/college/juvinall) 747 F.1 Introduction 747 F.2 Overview of Data in MIL-HDBK-5J 747 F.3 Advanced Formulas and Concepts Used in MIL-HDBK-5J 748 F.4 Mechanical and Physical Properties of 2024 Aluminum Alloy 752 F.5 Fracture Toughness and Other Miscellaneous Properties 756 F.6 Conclusion 760 G Force Equilibrium: A Vectorial Approach (online at www.wiley.com/college/juvinall) 761 G.1 Vectors: A Review 761 G.2 Force and Moments Equilibrium 762 H Normal Distributions (online at www.wiley.com/college/juvinall) 764 H.1 Standard Normal Distribution Table 764 H.2 Converting to Standard Normal Distribution 766 H.3 Linear Combination of Normal Distributions 766 I S-N Formula (online at www.wiley.com/college/juvinall) 767 I.1 S-N Formula 767 I.2 Illustrative Example 768 J Gear Terminology and Contact-Ratio Analysis (online at www.wiley.com/college/juvinall) 769 J.1 Nominal Spur-Gear Quantities 769 J.2 Actual Quantities 771 J.3 Illustrative Example 771 Index 774

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