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| موضوع: كتاب Fundamentals of Machine Design Vol 4 الأحد 06 أغسطس 2023, 3:02 am | |
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أخواني في الله أحضرت لكم كتاب Fundamentals of Machine Design Vol 4 P. Orlov Translated From the Russian By a. Troitsky
و المحتوى كما يلي :
Contents Chapter 1. Torque Transmission . 7 1.1. Keyed J o i n t s . 7 1.2. Splined and Serrated J o in ts . 28 1.3. Prismatic and Shaped Shaft-End J o in ts 69 1.4. Pinned Joints . 73 1.5. Flanged Joints . 77 1.6. Frictional J o i n t s . 86 1.7. Other Types of J o in ts . 110 1.8. Fastening of Levers on S h a fts 117 Chapter 2. Plain (Sliding-Contact) Bearings . 118 2.1. Clearances . 119 2.2. Fluid, Semifluid and Semidry F riction 119 2.3. Hydrodynamic Lubrication . 121 2.4. Calculation of Fluid-Friction Bearings 145 2.5. Introduction of Oil into B earings 156 2.6. Elimination of Edge L o a d s 163 2.7. Bearings Operating in Conditions of Semifluid and Semidry Friction . 165 2.8. Antifriction Properties of M aterials 167 2.9. Bearing Materials . 168 2.10. Microgeometry of Bearing Surfaces 186 2.11. Split Bearings . 187 2.12. Bushings . 193 2.13. Adjusting the Clearance in Bearings 198 2.14. Self-Aligning Bearings . 200 2.15. Bearings with Floating B ushings 203 2.16. High-Speed and Vibration-Proof Bearings 205 2.17. Feeding Oil into S h a fts . . 210 2.18. Thrust Bearings . 214 Chapter 3. Antifriction (Rolling-Contact) B e a r in g s 257 3.1. Types of Bearings . 258 3.2. Materials . 267 3.3. Manufacturing Accuracy Grades . 268 3.4. Coefficient of Friction. Allowable Peripheral Speeds . . . 268 3.5. Load-Carrying Capacity and D urability 270 3.6. Selection of Bearing S eries . 274 3.7. Fastening of Bearings on S h a fts . 278 3.8. Installation of Bearings in H ousings 281 3.9. Design Elements of Bearing Fastenings 287 3.10. Needle Bearings . 308 3.11. Thrust Ball Bearings . 3126 Contents 3.12. Typical Bearing U n its 317 3.13. F i t s 317 3.14. Assembly of Rolling-Contact B earings . 329 3.15. High-Speed Bearings . 348 3.16. High-Temperature Bearings . 357 Chapter 4. Lock (Snap) R in g s . 364 4.1. Lathe-Turned Rings . 364 4.2. Wire Rings 372 4.3. Punched R i n g s 376 4.4. Axial Locking in Stop J o in t s . 377 4.5. Reinforcing Stop J o in ts . 379 4.6. Radial-Assembly Snap R in g s . 379 4.7. Grooveless S t o p s 381 4.8. Special Designs 382 Index . 383 Index Bearing(s), antifriction (rolling-contact), 257 allowable speeds of, 269, 270 assembly of, 329 adjusting axial position of shafts, 347 axial, 330 combined installation of slidingand rolling-contact bearings, 340 concentric installation of, 341 elastic installation of, 336 installation of, on incomplete cylindrical surfaces, 344 installation of, on output and input shafts, 343 multiple-bearing installations, 338 raceless installation of, 346 radial, 331 self-aligning bearings, 333 twin installations, 331 coefficient of friction in, 269 design elements of fastenings, 287 durability of, 270 fastening of, on shafts, 278 fits for, 317 circulating and local loading, 324 classes of, 326 effect of thermal deformations, 324 in housings (basic-shaft system), 327 on shafts (basic-hole system), 327 gyroscopic moments in, 297 high-speed, 348 cages for, 351 cageless roller, 354 design features of, 350 design of supports with, 349 increasing the cyclic durability of, 356 lubrication of, 354 high-temperature, 357 cages for, 361 heat-resistant lubricants for, 361 lubrication of, 361-363 by transfer, 361 powder, 362, 363 ventilation powder, 362 materials for cermet(s), 361 heat-resistant alloy(s), 358 heat-resistant steel (s), 358, 359 high-speed steel(s), 358, 359 metal ceramic alloy(s), 360, 361 silchrome steel(s), 358, 359 sinterable coating(s), 362 Stellite(s), 360 installation of, in housings, 281 on adapter sleeves, 286 load-carrying capacity of, 270 manufacturing accuracy grades for, 268 materials for, 267 preloading of, 300 radial, 258 double-row ball, 258 double-row spherical ball, 258 installation of, 290 needle, 261 installation of, 308 raceless, 310 roller, 260 self-aligning double-row roller, single-row ball, 258 spherocylindrical, 261 tapered roller, 261 installation of, 305 preload of, 306, 307 thrust ball, 260 installation of, 296 preload of, 303 series of, 274384 Index special designs of, 254 structural proportions of, 265, 267 thrust, 261 double-row ball, 262 double-row roller, 263 installation of, 312 single-row ball, 261 spherotapered, 263 with cylindrical rollers, 263 with tapered rollers, 263 thrust-radial, 263 typical bearing units, 318-322 with built-in seals, 264 with split races, 263 with grooved outer races, 284 with tapered bores, 280 Bearing(s), plain (sliding-contact), 118 clearance in 119 critical, 125 temperature, 218 diagram(s), polar load cycle, 153 wear, 159 diameter of, 141 elastic, 202 fits for, 119 fluid-friction, calculation of, 145 load-carrying capacity of, 125 self-adjustment of, 144 footstep, 214 hydraulic, 222 friction in, boundary, 144 fluid, 119 friction in, fluid, 119 coefficient of, 134 semidry, 121 semifluid, 121 Giimbel semicircle, 125 high-speed, 205 hydrodynamic thrust, 223 hydrostatic thrust, 245 load-carrying capacity of, 247 losses due to friction in, 247 rigidity of, 251 self-aligning, 247 with pockets, 246 laminated-wood, 184 load(s), edge, 163 permissible unit, 154 load-carrying capacity of, 154 loading, types of, 152 lobed, 209 locking, 218 lubrication of, boundary, 121 centrifugal scheme, 214 hydrodynamic, 121 materials for, 168 alloy(s), aluminium-iron-nickel, 176 aluminium-tin, 170 light, 176 magnesium, 178 zink-aluminium, 170 babbitt(s), cadmium, 170 high-tin, 169 lead-tin, 170 low-tin, 170 tinless (lead), 170 bronze (s), aluminium-iron, 174 lead, 172 tin, 174 tin-lead, 174 tin-zinc-lead, 174 Capron (polycaprolactam), 182 carbon graphite, 185 cast iron(s), 176 graphitoplastics, 185 metal ceramics, 179 metal-polymer films, 174 multi-layer coatings, 173 plastics, 181 rubber, 184 silver, 173 Teflon, 183 Textolite (laminated fabric), 182 wood, 183 multiple-wedge, 208 oil-distributing grooves, 160 oil-feed holes, 157 oil grooves, 159 oil layer thickness, critical, 129 minimum relative, 124 operating characteristic, 128 critical, 129 operational phases of, 143 Petrov’s formula, 134 ratio, eccentricity, 124 mean clearance, 119 optimal clearance, 130 reliability factor of, 129 rubber, 184 segmental, 209 self-aligning, 200 semidry-friction, 165Index 385 semifluid friction, 165 side leakage in, 142 Sommerfeld’s number, 127 split, 187 supports, end, 214 thermal calculation of, 148 through-flow circulation of oil in, 161 thrust, 214 collar, 220 disk-type, 226 double-wedge, 233 single wedge, 232 with floating washers, 219 with self-aligning segments, 240 with spherical support, 234 with spherical thrust surfaces, 221 with stepped carrying surfaces, 237 velocity of, corrected, 153 vibration-proof, 205 Vogelpohrs formula, 134 vortex, conical, 131 cylindrical, 131 cylindrical half-speed, 131 with floating bushings, 203 working viscosity of oil, 155 Bearing bushingfs), floating, 20o solid, 193 Bearing shell (s), thick-walled, 187 thin-walled, 190, 194 Connection, of coaxial splined shafts, 67 Fastening, of levers on shafts, 117 Joint(s), clamped, 108 load-carrying capacity of, 109 cross-shaped, 73 flanged, 77 frictional, 86 Gripspring, 96 load-carrying capacity of, 99 keyed, 7 axial tightening in, 23 design rules for, 24 fits for, 19 power tightening in, 21 special designs of, 26 stressed, 9 unstressed, 10 multiple-pin, 74 pinned, 73 prismatic shaft-end, 69 shaped shaft-end, 73 splined, 28 angular fixation in, 69 axial tightening of, 64 calculation of, 55 centring of, from major diameter, 29 from minor diameter, 30 from side faces, 31 special types of, 65 design rules for, 57 fits for, heavy drive, 34 major-diameter, 32 minor-diameter, 34 side-hearing, 35 flanged, 55 radial tightening of, 65 series of, 31, 32 tapered, 41 withdrawal means in, 68 taper, 86 assembly of, 90 load-carrying capacity of, 92 press-fitted, 86 tightened, 86, 90 crested, 27 1 driving, 10 flat taper, 9 gib-head, 9 fuide (feather), 15 alf-round, 26 high prismatic, 15, 16 inserted (sunk), 10 polyhedron, 26 prismatic (plain parallel), 10 round, 26 saddle taper,r9 sliding, 15 tangent, 9 taper, 9 trapezoidal, 26 T-snaped, 26 Woodruff (semi-circular), 17 Keyway(s), machining of, 11 Pin(s), axial, 73 inclined, 76386 Index radial, 75 taper, 76 Ring(s), lock (snap), 364 bevelled, 378 carrying-capacity of, 368 external, 366 grooveless, 381 installation and removal of, 370 internal, 365 inverted-profile, 377 lathe-turned, 364 L-shaped, 379 multi-coil, 375 punched, 376 radial-assembly, 379 special designs of, 382 structural proportions of, 365 wire, 372 Splinefs), effective depth of, 42 end-face, 53 constrained bending in, 53 strength of, 54 grinding of, 30 grooved, 47 coefficient of effective stress concentration for, 48 corrected bending stress for, 47 corrected crushing stress for, 47 strength of, 47 involute, 35 coefficient of effective stress concentration for, 51 corrected bending stress for, 51 corrected crushing stress for, 51 strength of, 50 with rounded tooth space, 52 lightened (recessed), 64 straight-sided (parallel-side), 29 coefficient of effective stress concentration for, 43 corrected bending stress for, 43 corrected crushing stress for, 43 strength of, 42 trapezoidal, 41, 50 triangular, 40 coefficient of effective stress concentration for, 49 corrected bending stress for, 49 corrected crushing stress for, 48 strength of, 48 Spline fillet, relative radius of, 43 Spline profile, relative thickness of, 43
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