Machinery’s Handbook, 31st Edition
Index
2925
I nvestment casting alloys hardness 388–389 tensile strength 388–389 yield strength 388–389
( continued )
I nvolute splines
( continued )
load distribution factors 2346 machining tolerance 2334, 2355 major circle 2334 major diameter fit 2334, 2337 manufacturing 2362 maximum actual space width 2341
I nvolute 2206
constructing 70 curve, properties 2209, 2210–2211 functions 111–115 gear cutters, formed type 2227, 2249 serrations 2331 true form diameter in gears 2207 I nvolute splines 2206, 2331–2352, 2334 ANSI Standard 2331
actual tooth thickness 2341 effective space width 2342 effective tooth thickness 2341
metric module 2351–2356 milling cutter 899 minimum
application factor 2346 basic dimension 2337 basic rack profile 2356 bursting stress 2348 chamfers and fillets 2339, 2356 circular pitch 2332, 2337 classes of tolerances 2337 combinations 2342
actual space width 2341 actual tooth thickness 2341 effective space width 2341 effective tooth thickness 2342
minor circle 2334 minor diameter 2334 misalignment 2346
compressive stress at side teeth 2348 compressive stresses allowable 2347 crowning for misalignment 2348 diametral pitch 2333 dimensions, effective and actual 2352, 2354 drawing data 2342, 2344 effective and actual dimensions 2340, 2341, 2350 clearance 2333 space width 2333
parallelism variation 2334 pin measurement of 2350 pitch 2334 circle 2334 diameter 2334 point 2334 pressure angle 2334 rack profiles 2355 reference dimensions 2342, 2344, 2356 shear stress allowable 2347 at pitch diameter of teeth 2348 under roots of external teeth 2347 side fit 2337 sizes and lengths, estimating 2344, 2345 space width and tooth thickness limits 2341, 2352 stub pitch 2334
tooth thickness 2333 variation 2333, 2355 effect of spline variations 2340 fatigue life factor 2347 fillet 2333 chamfers 2339, 2356 root splines 2333, 2339 fit classes 2337, 2352, 2356 flat root splines 2333, 2339 form circle 2334
symbols 2334, 2335, 2342, 2352 tensile stresses allowable 2347 terms and definition 2332, 2352 tolerances 2337, 2352, 2355 tolerances and variations 2355 tooth numbers 2334, 2337 proportions 2334 thickness limits 2341, 2354 thickness modification 2354 torque capacity formulas 2345 total index variation 2334 total tolerance 2334 types and classes of fits 2337 variations 2340, 2355 allowance 2334, 2340 eccentricity 2340 effect of 2355
form clearance 2334 form diameter 2334 formulas 2356
2-pin measurement 2350 basic dimension 2336, 2352, 2354
fretting damage 2349 inspection with gages 2350 methods 2349 types of gages 2350 interchangeability 2342 internal splines 2334, 2342 lead variations 2334, 2340 length of engagement 2334 length of splines 2345
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