Machinery’s Handbook, 31st Edition
Index
2897
C NC
( continued )
C NC
( continued )
programming
programming
modal command 1362 parametric 1378 preparatory commands, G 1356 preset method 1364 program number O 1356 radius 1362 rapid motion 1361 repetitive commands 1372
G81 fixed cycle 1367 G82 fixed cycle 1367 G83 fixed cycle 1368 G84 fixed cycle 1368 G85 fixed cycle 1369 G86 fixed cycle 1369 G87 fixed cycle 1370 G88 fixed cycle 1370 G89 fixed cycle 1371 G90, G91 1359 G93 1360
ROUND 1383 S-address 1359 shop floor 1354
spindle function 1359 spindle override 1360 spindle rotation 1359 SQRT 1384 subroutines 1377
G94, G95 1360 G96, G97 1359
spindle speed 1374 helical interpolation 1363 IJK vector 1362 incremental 1359 inverse time feed rate 1360 lathes 1359, 1374 linear interpolation 1362 long-hand threading 1376 looping 1384 M03, M04 1359 M98, call subprogram 1377 M99, end subprogram 1377 machining holes 1366 macros 1354, 1377, 1378–1386 ABS 1384 arithmetic functions 1382 basic skill requirements 1378 Boolean functions 1384 branching 1384 common applications 1379 common features 1379 defined variables 1379 determining if active 1379 examples of 1385 functions 1380, 1382 functions and constants 1380 G65 arguments 1380
T-address 1361 techniques 1377 thread cutting 1374 threading commands 1376 tool function 1361 tool length offset 1364 tool nose radius compensation 1361 lathes 1365 touch-off method 1364 units of measurement 1359 work offset 1364
program structure 1355 rectangular coordinate system 1351 shop floor programming 1354 single point threading 1374 spindle speed 1360 subprograms (subroutines) 1377
thread calculations 1374 thread cutting 1374–1377 threading commands 1376 infeed 1375 compound 1375 radial 1375 operations 1376 thread milling 1363 turning and boring 1372 Cobaltchrom steel 493 elongation 389 hardness 389
G65 call command 1380 G65 prep command 1379 logical functions 1380, 1384 looping 1384 MDI (manual data input) 1355, 1379 miscellaneous functions 1384 rounding functions 1383 SQRT 1384 trigonometric functions 1382 variables 1380, 1381 # symbol 1379 manual 1353
C obalt alloys 1080
tensile strength 389 yield strength 389
C oefficient of expansion
aluminum 373 cast iron 374 ceramics 386 common materials 372
milling offsets 1364 modal, G-codes 1356 modal, M-codes 1358
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