كتابMechanical Design -Antonino Risitano
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 كتابMechanical Design -Antonino Risitano

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انتقل الى الصفحة : 1, 2  الصفحة التالية
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rambomenaa
كبير مهندسين
كبير مهندسين


عدد المساهمات : 2044
التقييم : 3386
تاريخ التسجيل : 21/01/2012
العمر : 39
الدولة : مصر
العمل : مدير الصيانة بشركة تصنيع ورق
الجامعة : حلوان

مُساهمةموضوع: كتابMechanical Design -Antonino Risitano   الجمعة 15 يونيو 2012, 10:29 pm

اخوانى واحبائى احضرت اليكم كتاب Mechanical Design -Antonino Risitano
Contents
Preface.............................................................................................................................................vii
Symbols.............................................................................................................................................ix
Section I Setting Project Methodology
Chapter 1 Approaches to Designing and Developing the Product................................................3
1.1 Introduction........................................................................................................3
1.2 Approaches to Designing and Developing the Product......................................3
1.3 The Main Activity in Designing a Product........................................................5
1.4 Methodological Evolution in Designing the Product.........................................7
1.5 Concurrent Engineering.....................................................................................7
1.6 Life Cycle Design...............................................................................................9
1.7 Design for X..................................................................................................... 10
1.7.1 Property-Objective of Design for X.................................................... 11
1.8 Correlating and Choosing Design Tools........................................................... 11
1.9 Other Tools and Design Approaches................................................................ 12
1.9.1 Knowledge-Based Engineering........................................................... 12
1.9.2 Total Quality Management.................................................................. 12
1.9.3 Reverse Engineering........................................................................... 12
Chapter 2 Mechanical Design and Environmental Requirements............................................... 15
2.1 Introduction...................................................................................................... 15
2.2 Design and Environmental Requirements........................................................ 15
2.3 Design for Environment................................................................................... 16
2.4 Optimum Environmental Performance............................................................ 17
2.5 Implementing Design for Environment and General Guidelines..................... 17
2.6 Product Life Cycle and Environmental Impact................................................ 18
2.7 Environmental Impact of the Product.............................................................. 19
2.8 Modeling the Life Cycle...................................................................................20
2.9 Life Cycle Assessment......................................................................................23
2.9.1 Methodological Premises, Property, and Structure............................23
2.9.2 Eco-Indicators to Quantify Environmental Impact............................25
2.10 Introducing Environmental Factors in the Design Process..............................26
2.11 Integrating Life Cycle and Design...................................................................27
2.11.1 The Role of Life Cycle Design............................................................29
2.12 Integrating Environmental Aspects with Product Development......................29
2.13 Environmental Strategies for Product Planning...............................................30
2.13.1 Useful Life Extension Strategies......................................................... 32
2.13.2 Reclamation Strategies at End of Useful Life..................................... 32
2.14 Methodological Setup and Design Tools.......................................................... 35
2.15 The Role of Design for X in Designing for Environmental Requisites............36
2.15.1 Design for X for Environmental Strategies.........................................39
vi Contents
2.15.2 Design for X Setup in Product Development......................................39
2.16 Tools for Integrated Design: Overview............................................................40
Section II The Properties of Design Materials
Chapter 3 Materials for Mechanical Design................................................................................45
3.1 Introduction......................................................................................................45
3.2 Metallic Materials and Alloys..........................................................................45
3.3 Solid State and Structure of Metals..................................................................46
3.3.1 Solidification.......................................................................................47
3.3.2 Lattice Defects....................................................................................47
3.4 Iron–Carbon Alloys..........................................................................................48
3.4.1 Cast Irons............................................................................................48
3.4.1.1 Influence of Common and Special Elements on Cast Irons.49
3.4.1.2 Gray Cast Iron Classification...............................................50
3.4.1.3 Special Cast Irons Classification.........................................51
3.4.1.4 Spheroidal Cast Irons Classification....................................51
3.4.1.5 Cast Iron Alloys Classification............................................51
3.4.1.6 Malleable Cast Irons Classification.....................................51
3.4.2 Steels...................................................................................................52
3.4.2.1 Manganese Steels................................................................53
3.4.2.2 Chromium Steels.................................................................53
3.4.2.3 Nickel Steels........................................................................54
3.4.2.4 Tungsten Steels....................................................................54
3.4.2.5 Molybdenum Steels.............................................................54
3.4.2.6 Silicon Steels.......................................................................54
3.4.2.7 Less Common Carbon Steel Alloys....................................55
3.4.2.8 Special Stainless Corrosion and Heat-Resistant Steels.......55
3.5 Non-Ferrous Metals and Their Alloys.............................................................56
3.5.1 Copper.................................................................................................56
3.5.2 Copper–Tin Binary Alloys (Cu-Sn Bronzes)......................................56
3.5.3 Copper–Tin–Zinc Alloys.....................................................................56
3.5.4 Copper–Tin–Zinc–Nickel Alloys........................................................56
3.5.5 Low Lead Copper Alloys....................................................................57
3.5.6 Copper–Lead–Tin Alloys....................................................................57
3.5.7 High Lead Bronzes (Cu–Sn–Zn–Pb)..................................................57
3.5.8 Aluminum Bronzes.............................................................................58
3.5.9 Industrial Bronze.................................................................................59
3.5.10 High Resistance Brass.........................................................................59
3.5.11 Foundry Brass.....................................................................................59
3.5.12 Pressure Die-Casting Zinc Alloys.......................................................60
3.5.13 High Aluminum Zinc Alloys..............................................................60
3.5.14 Lead Alloys.........................................................................................60
3.5.15 Alloys for Cables.................................................................................60
3.5.15.1 Aluminum............................................................................61
3.5.15.2 Magnesium..........................................................................61
3.5.15.3 Titanium...............................................................................61
3.5.15.4 Nickel...................................................................................62
Contents vii
3.5.15.5 Chromium............................................................................62
3.5.15.6 Vanadium.............................................................................62
3.5.15.7 Cobalt...................................................................................62
3.5.15.8 Tungsten (Wolfram).............................................................62
3.5.15.9 Molybdenum........................................................................63
3.6 An Outline of Polymeric Materials..................................................................63
3.6.1 Polymer Classification.........................................................................63
3.6.1.1 Origin-Based Classification.................................................63
3.6.1.2 Classification Related to Temperature Effects.....................64
3.6.1.3 Classification According to Physical Characteristics..........64
3.6.2 Synthetic Resins..................................................................................64
3.6.2.1 Macromolecule Structure....................................................64
3.6.2.2 Production............................................................................64
3.6.3 Main Properties of Polymeric Materials.............................................65
3.6.3.1 Mechanical Properties.........................................................65
3.6.3.2 Thermal Properties..............................................................65
3.6.4 Commonly Used Polymers..................................................................65
3.6.4.1 Cellulose Resins...................................................................65
3.6.4.2 Styrene Resins.....................................................................66
3.6.4.3 Acrylic Resins......................................................................66
3.6.4.4 Polyamide Resins.................................................................67
3.6.4.5 Fluorinated Resins...............................................................67
3.6.4.6 Phenolic Resins....................................................................68
3.6.4.7 Amino Resins......................................................................68
3.6.4.8 Allyl Resins.........................................................................68
3.6.4.9 Polyester Resins...................................................................68
3.6.4.10 Epoxy Resins.......................................................................68
3.6.4.11 Polyurethanes.......................................................................69
3.6.4.12 Silicones...............................................................................69
3.7 Outline of Composites......................................................................................69
3.7.1 Matrices...............................................................................................70
3.7.2 Polyester Matrices...............................................................................71
3.7.3 Epoxy Matrices...................................................................................71
3.7.4 Phenolic Matrices................................................................................71
3.7.5 Silicone Matrices.................................................................................71
3.7.6 Fibrous Stiffening................................................................................71
3.7.7 Glass Fibers.........................................................................................71
3.7.8 Carbon Fibers......................................................................................72
3.7.9 Boron Fibers........................................................................................73
3.7.10 Aramid Organic Fibers.......................................................................73
3.7.11 Admissible Load and Elasticity Modulus...........................................73
3.7.12 Multilayer Laminates..........................................................................73
3.8 Outline of Ceramic Materials...........................................................................74
Chapter 4 Characterization of Metals..........................................................................................77
4.1 Introduction......................................................................................................77
4.2 Tensile Stress Tests...........................................................................................78
4.3 Static Elastoplastic Characterization................................................................79
4.4 Plastic Constituent Link...................................................................................83
4.5 Notes about Mechanical Characterization Tests..............................................86
viii Contents
4.5.1 Compression Tests...............................................................................86
4.5.2 Curvature Tests...................................................................................86
4.5.3 Shearing Tests.....................................................................................88
4.5.4 Torsion Tests........................................................................................88
4.5.5 Hardness Tests.....................................................................................88
4.5.6 Brinell Hardness/Number...................................................................88
4.5.7 Diamond Pyramid Hardness Number (Vickers).................................90
4.5.8 Rockwell Hardness..............................................................................91
4.5.9 Knoop Hardness..................................................................................92
4.5.10 Resilience Tests...................................................................................92
4.5.11 Standard Bars......................................................................................93
4.5.12 Other Test Bars....................................................................................93
4.6 Notes about Technological Characterization Tests..........................................94
4.6.1 Drawing Tests......................................................................................95
4.6.2 Erichsen Drawing Test........................................................................95
4.6.3 Erichsen Drawing Test Modified (UNI 4693).....................................96
4.6.4 Socket Drawing Test (UNI 6124)........................................................96
4.6.5 Pomp Drawing Test.............................................................................96
4.6.6 Bending Test........................................................................................97
4.6.7 Template Bending................................................................................97
4.6.8 Mandrel Bearing Bending...................................................................98
4.6.9 Percentage Elongation and the Tetmajer Coefficient..........................98
4.6.10 Forging Tests.....................................................................................100
4.6.11 Stretch Tests......................................................................................100
4.6.12 Heading Test......................................................................................100
4.7 Metallurgic Tests............................................................................................101
4.8 Tube Tests.......................................................................................................102
4.8.1 Enlargement Tests.............................................................................102
4.8.2 Beading Test (Flanging Test)............................................................103
4.8.3 Compression Test..............................................................................104
4.8.4 Tensile Stress Test.............................................................................104
4.9 Tests on Steel Wires.......................................................................................104
4.10 Final Indications.............................................................................................105
Chapter 5 Stress Conditions.......................................................................................................107
5.1 Introduction....................................................................................................107
5.2 Mechanical Behavior of Materials.................................................................107
5.3 Conditions of Mechanical Stress....................................................................108
5.3.1 Simple Tensile Stress.........................................................................108
5.3.2 Simple Compression..........................................................................112
5.3.3 Simple Bending of Beams.................................................................114
5.3.4 Simple Torsion...................................................................................116
5.3.5 Simple Shearing................................................................................118
5.3.6 Buckling of Column Bars..................................................................121
Chapter 6 Fatigue of Materials..................................................................................................127
6.1 General Concepts...........................................................................................127
6.2 Load Characteristics.......................................................................................129
6.3 Fatigue Diagrams...........................................................................................131
Contents ix
6.4 Thermography to Define Fatigue Behavior....................................................133
6.5 Determining the Fatigue Curve......................................................................136
6.6 Fatigue Limit by Thermal Surface Analysis of Specimen in Mono Axial Traction Test...................................................................138
6.7 Residual Resistance of a Mechanical Component..........................................140
6.8 The Factors Influencing Fatigue.....................................................................143
6.9 Safety Factor...................................................................................................145
6.10 Stress Concentration Factor............................................................................147
6.11 Fatigue Resistance of Welded Machine Components....................................153
6.12 Internal Material Damping.............................................................................155
6.13 Test Machines.................................................................................................157
6.14 Conclusions about Designing a Mechanical Component...............................158
Chapter 7 Optimal Materials Selection in Mechanical Design.................................................161
7.1 Introduction....................................................................................................161
7.2 Design Requirements and Correlation with Materials...................................161
7.3 Primary Constraint Selection.........................................................................164
7.4 Approaches to the Best Choice of Materials..................................................164
7.5 Tools for Selection of Properties....................................................................165
7.5.1 Standard and Weighted Properties Method......................................165
7.5.2 Method of Limits and Objectives on Properties...............................168
7.6 Integrated Selection Tools..............................................................................170
7.6.1 Analytical Formulation.....................................................................170
7.6.2 Graphic Selection..............................................................................173
7.6.3 Application........................................................................................175
7.6.4 Research Development......................................................................176
Section III Design of Mechanical Components and Systems
Chapter 8 Failure Theories........................................................................................................181
8.1 Material Strength and Design.........................................................................181
8.2 Stresses in a Three-Dimensional Object........................................................181
8.3 Main Stresses..................................................................................................184
8.4 Mohr’s Circles................................................................................................185
8.4.1 Simple Tensile Compression Stress Compression (Figure 8.6).........186
8.4.2 Bending and Shearing (Figure 8.7)...................................................186
8.4.3 Pure Torsion (Figure 8.8)..................................................................186
8.5 Failure Hypothesis..........................................................................................186
8.5.1 Maximum Linear Strain Hypothesis.................................................188
8.5.2 Maximum Tangential Stress Hypothesis..........................................188
8.5.3 Deformation Energy (Beltrami’s) Hypothesis...................................191
8.5.4 Distortion Energy (Von Mises’s) Hypothesis....................................192
8.6 Failure Hypotheses: A Comparison...............................................................195
Chapter 9 Hertz Theory.............................................................................................................197
9.1 Introduction....................................................................................................197
9.1.1 Sphere versus Sphere Contact...........................................................208
x Contents
9.1.2 Cylinder versus Cylinder Contact.....................................................208
9.2 Application to Rolling Contact Bearings.......................................................209
9.3 Approach........................................................................................................210
9.4 Equivalent Ideal Stress in Hertzian Contact...................................................212
9.5 Loads on the Ball Bearings............................................................................213
Chapter 10 Lubrication................................................................................................................217
10.1 Introduction....................................................................................................217
10.2 Prismatic Pair of Infinite and Finite Length..................................................220
10.3 Calculation of Michell Thrust Bearings.........................................................223
10.4 Journal-Bearing Pair: Setting Reynolds’ Equation and Clearance Height....226
10.5 Infinite Length Journal-Bearing Pair.............................................................227
10.6 Journal-Bearing Pair of Finite Length: Schiebel’s Formulae.........................232
10.7 Journal-Bearing with Finite Length: Bosch’s Approximate Computation.....236
10.8 Journal-Narrow Bearing Pair: Ocvirk’s Hypothesis......................................237
10.9 Lubricated Journal with Finite/Infinite Length: Raimondi–Boyd Calculation......................................................................238
10.10 Notes on Lubricants........................................................................................246
Chapter 11 Shafts and Bearings..................................................................................................249
11.1 Shafts..............................................................................................................249
11.2 Shaft Measuring.............................................................................................249
11.2.1 Two-Bearing Shafts (Isostatic)..........................................................250
11.2.2 Shafts with More than Two Bearings (Hyperstatic)..........................252
11.3 Deformation Limits and Determination of Elastic Deflections.....................253
11.3.1 Assessment of Shaft Elasticity..........................................................253
11.4 Rolling-Contact Bearings (Anti-Friction Bearings).......................................257
11.4.1 Classification of Bearings.................................................................257
11.4.2 Classification by Rolling Body Shape...............................................257
11.4.3 Classification by Assembly Method..................................................257
11.4.4 Classification by Thrust Direction....................................................257
11.5 General Assembly Rules................................................................................259
11.6 Bearing Adjustment........................................................................................259
11.7 Assembly Models...........................................................................................260
11.8 Friction Bearings............................................................................................266
Chapter 12 Splined Couplings, Splines and Keys........................................................................271
12.1 Splined Couplings..........................................................................................271
12.2 Splines and Tongues.......................................................................................273
12.3 Transverse Splines..........................................................................................280
12.4 Spur Gears......................................................................................................284
Chapter 13 Springs.......................................................................................................................287
13.1 Introduction....................................................................................................287
13.2 Spring Computation........................................................................................288
13.3 Bending Springs.............................................................................................291
13.3.1 Leaf Springs......................................................................................296
Contents xi
13.3.2 Leaf Springs with Spring Shackles...................................................297
13.3.3 Characteristics of Leaf Spring Systems............................................303
13.3.4 Coil Springs.......................................................................................304
13.3.5 Cylindrical Helical Springs...............................................................309
13.3.6 Conical Disc Springs.........................................................................311
13.3.7 Variable Thickness Disc Springs......................................................313
13.3.8 Diaphragm Spring.............................................................................316
13.4 Torsion Springs...............................................................................................319
13.4.1 Torsion Bars......................................................................................321
13.4.2 Cylindrical Helix Torsion Springs....................................................322
13.4.3 Conical Helix Torsion Springs..........................................................325
13.5 Compression Springs......................................................................................329
13.6 Resonant Spring Calculations........................................................................333
Chapter 14 Flexible Machine Elements.......................................................................................339
14.1 Introduction....................................................................................................339
14.2 Belts................................................................................................................339
14.3 Sizing Belts.....................................................................................................340
14.4 Timing Belts...................................................................................................342
14.5 Precautions for Testing Durability.................................................................343
Section IV Design of Components and Mechanical Systems
Chapter 15 Spur Gears.................................................................................................................347
15.1 Introduction....................................................................................................347
15.2 Introductory Ideas and Preliminary Definitions............................................347
15.3 Definitions and Nomenclature........................................................................347
15.4 Gear Sizing.....................................................................................................352
15.5 Cut and Operating Conditions........................................................................353
15.5.1 Ordinary Sizing.................................................................................354
15.6 Involute Equation............................................................................................354
15.7 Determining Tooth Thickness........................................................................355
15.8 Tooth Base Fillets...........................................................................................359
15.9 Euler–Savary Theorem...................................................................................361
15.10 Interference and Schiebel’s Fillet...................................................................362
15.11 Meshing..........................................................................................................365
15.12 Expressing Contact Segment and Action Arc................................................368
15.13 Condition of Non-Interference.......................................................................370
15.14 Reduction of the Contact Line’s Usable Segment Due to Interference..........373
15.15 Specific Creep.................................................................................................378
15.16 Modificated Gears..........................................................................................381
15.17 German Norms on Modificated Gearing.......................................................391
15.18 Loads When Engaging Gears.........................................................................393
15.19 Verification Calculations for Gear Resistance...............................................394
15.19.1 Calculating Tooth Bending...............................................................394
15.19.2 Teeth Wear Calculation.....................................................................399
15.20 Notes on the “American” Norms for Calculating Toothing (Agma)..............402
xii Contents
15.20.1 Bending Test......................................................................................402
15.20.2 Wear Verification..............................................................................403
15.20.3 Corrective Coefficients for Fatigue...................................................403
15.21 Design Phases for a Gearing..........................................................................405
Chapter 16 Press and Shrink Fits.................................................................................................407
16.1 Introduction....................................................................................................407
16.2 Fixing Flywheel Components........................................................................407
16.3 Forced Hub-Shaft Shrinking..........................................................................414
16.4 The Relationship between Interference and Thermal Variation....................421
Chapter 17 Pressure Tubes...........................................................................................................423
17.1 Introduction....................................................................................................423
17.2 Sizing and Verifying Pipe Strength................................................................423
17.3 Strength Verification for Pressurized Vessels................................................426
17.4 Some Oil Pipe Considerations........................................................................427
17.4 Instability in Externally Pressed Pipes..........................................................428
17.5 Calculations for Flange Bolts.........................................................................431
17.6 Fixed Flange Calculations..............................................................................432
17.7 Free Flange Calculation.................................................................................434
17.8 Flange Bolts....................................................................................................435
17.9 Notes on Hot Metal Creep..............................................................................436
17.9.1 Creep Tests........................................................................................437
17.9.2 Microstructural Aspects of the Deformation Phases .......................440
17.9.3 Physical Interpretation of Creep........................................................441
17.10 Brief Notes on Testing Creep.........................................................................442
Chapter 18 Welded Joints............................................................................................................443
18.1 Introduction....................................................................................................443
18.2 Welding Defects.............................................................................................444
18.3 Weld Tests.......................................................................................................446
18.4 Weld Strength.................................................................................................447
18.5 Static Calculation...........................................................................................447
18.6 Static Calculation According to Norm CNR-UNI 10011...............................448
18.7 Static Calculation—Head and Complete Penetration Weld...........................448
18.8 Static Calculation—Welds with Corner Beads..............................................449
18.9 Loads on the Bead..........................................................................................451
18.10 Fatigue Calculation.........................................................................................453
18.11 Fatigue Calculation According to Norm CNR-UNI 10011............................454
18.11.1 Fatigue Resistance—σN Curves with Δσ Stress (Figure 18.17).......454
18.11.2 Fatigue Resistance—σN Curves with Δτ Stress (Figure 18.18)........455
18.11.3 Fatigue Resistance—Influence of Thickness on Acceptable Δ.........455
18.12 Spot Welding..................................................................................................456
18.12.1 Static Calculation..............................................................................457
18.12.2 Fatigue Calculation...........................................................................458
18.13 Riveted Joint...................................................................................................459
Contents xiii
Chapter 19 Couplings..................................................................................................................467
19.1 Preliminary Notions and Types of Joints.......................................................467
19.2 Rigid Joints.....................................................................................................468
19.2.1 Box Coupling/Sleeve Joint................................................................468
19.2.2 Cylindrical Joints..............................................................................469
19.2.3 Disc and Flange Couplings...............................................................471
19.3 Fixed Semi Elastic and Elastic Joints.............................................................475
19.4 Peg Joints........................................................................................................478
19.5 Spring Joints...................................................................................................480
19.5.1 Bibby Joint.........................................................................................480
19.5.2 Voith Maurer Joint.............................................................................487
19.5.3 Forst Joint..........................................................................................488
19.6 Mobile Joints..................................................................................................490
19.6.1 Cardan (Universal) Joint...................................................................491
19.6.2 Oldham Joint.....................................................................................496
Chapter 20 Clutches.....................................................................................................................501
20.1 Introduction....................................................................................................501
20.2 Friction Clutches.............................................................................................501
20.3 Flat Plate Clutches..........................................................................................506
20.4 Cone and Double Cone Clutches....................................................................510
20.5 Radial Block Clutches....................................................................................512
20.6 Surplus Clutches.............................................................................................517
20.6.1 Cylindrical Rollers............................................................................517
20.6.2 Non-Cylindrical Rollers, Blocked ....................................................518
20.7 Safety Clutches...............................................................................................520
20.8 Centrifugal Clutches.......................................................................................521
Chapter 21 Brakes........................................................................................................................529
21.1 Introductory Concepts....................................................................................529
21.2 Disc Brakes.....................................................................................................530
21.3 Performance and Dimension Analyses..........................................................534
21.4 Drum Brakes..................................................................................................545
21.4.1 Calculations and Sizing.....................................................................548
21.5 Ribbon Brakes................................................................................................557
21.6 Differential Ribbon Brakes............................................................................560
Chapter 22 Case Study: Design of a Differential.........................................................................563
22.1 Introduction....................................................................................................563
22.2 Review for the Gears Project..........................................................................564
22.3 Dimensioning of the Bevel Gears...................................................................566
22.3.1 Introduction.......................................................................................566
22.3.2 Calculation of the Teeth Number......................................................567
22.3.3 Bending Calculations........................................................................568
22.3.4 Wear Calculation...............................................................................568
22.3.5 Dynamic Verification........................................................................569
22.3.6 Bending Verification of the Crown...................................................569
22.3.7 Dynamic Rim Verification................................................................569
xiv Contents
22.4 Project of Planetary Reducer..........................................................................570
22.4.1 Introduction.......................................................................................570
22.4.2 Teeth Number Calculation................................................................570
22.4.3 Bending Calculation..........................................................................571
22.4.4 Wear Calculation...............................................................................572
22.4.5 Dynamic Verification........................................................................572
22.5 Differential Gear Dimensions........................................................................573
22.5.1 Calculation of the Number of Teeth..................................................573
22.5.2 Bending Calculation..........................................................................574
22.5.3 Wear Calculation...............................................................................575
22.5.4 Dynamic Verification........................................................................575
22.6 Measurement of Time Gearing......................................................................575
22.6.1 Introduction.......................................................................................575
22.6.2 Bending Calculation..........................................................................582
22.6.3 Wear Verification..............................................................................582
22.6.4 Bending and Wear Verification of the External Rim........................583
22.7 Dimensioning of the Shaft Pinion and Choice of the Bearings.......................583
22.7.1 Calculating Splined Profile...............................................................583
22.7.2 Calculation of Reaction Forces.........................................................585
22.7.3 Calculation of the Shaft.....................................................................588
22.7.4 Deflection Verification......................................................................590
22.7.5 Choice of Bearings............................................................................591
22.8 Choice of the Differential Bearings Box........................................................593
22.9 Dimensioning of the Pins...............................................................................596
22.9.1 Pins of the Epicyclic Speed Reducer.................................................596
22.9.2 Maximum Deflection........................................................................597
22.9.3 Specific Pressure...............................................................................597
22.9.4 Shear and Bending............................................................................597
22.9.5 Pins of the Satellite Differential........................................................598
22.9.6 Dimensioning at Deflection...............................................................599
22.9.7 Specific Pressure Verification...........................................................599
22.9.8 Verification at Shear and Bending.....................................................599
22.10 Dimensioning of the Box Screws...................................................................600
22.11 Dimensioning of the Semi-Shaft....................................................................601
Appendix...................................................................................................................606
Project Data Specification..............................................................................606
Problems.......................................................................................................................................617
References.....................................................................................................................................
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عدد المساهمات : 14261
التقييم : 22948
تاريخ التسجيل : 01/07/2009
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مُساهمةموضوع: رد: كتابMechanical Design -Antonino Risitano   الجمعة 15 يونيو 2012, 10:49 pm

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مُساهمةموضوع: رد: كتابMechanical Design -Antonino Risitano   السبت 16 يونيو 2012, 6:06 am

جزانا اللة واياك ونتمنى لكم الاستفادة .

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مُساهمةموضوع: رد: كتابMechanical Design -Antonino Risitano   الإثنين 29 أكتوبر 2012, 12:57 am

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مُساهمةموضوع: رد: كتابMechanical Design -Antonino Risitano   الإثنين 29 أكتوبر 2012, 1:24 am

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كتابMechanical Design -Antonino Risitano

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