HEIDENHAIN SW 54843x-02 DIN Programming - Manual (Page 19)

HEIDENHAIN MANUALplus 620, CNC PILOT 640 19
4.19 Thread cycles ..... 290
Overview of threading cycles ..... 290
Handwheel superimposition ..... 290
Thread cycle G31 ..... 291
Simple thread cycle G32 ..... 295
Thread single path G33 ..... 297
Metric ISO thread G35 ..... 299
Tapered API thread G352 ..... 300
Metric ISO thread G38 ..... 302
4.20 Parting cycle ..... 303
Cut-off cycle G859 ..... 303
4.21 Undercut cycles ..... 304
Undercut cycle G85 ..... 304
Undercut according to DIN 509 E with cylinder machining G851 ..... 306
Undercut according to DIN 509 F with cylinder machining G852 ..... 307
Undercut according to DIN 76 with cylinder machining G853 ..... 308
Undercut type U G856 ..... 309
Undercut type H G857 ..... 310
Undercut type K G858 ..... 311
4.22 Drilling cycles ..... 312
Overview of drilling and boring cycles and contour reference ..... 312
Drilling cycle G71 ..... 313
Boring, countersinking G72 ..... 315
Tapping G73 ..... 316
Tapping G36—Single path ..... 318
Deep-hole drilling G74 ..... 319
Linear pattern, face G743 ..... 322
Circular pattern, face G745 ..... 323
Linear pattern, lateral surface G744 ..... 324
Circular pattern, lateral surface G746 ..... 325
Thread milling, axial G799 ..... 326
4.23 C-axis commands ..... 327
Reference diameter G120 ..... 327
Zero point shift, C axis G152 ..... 327
Standardize C axis G153 ..... 328
4.24 Front/rear-face machining ..... 329
Rapid traverse on front/rear face G100 ..... 329
Linear segment on front/rear face G101 ..... 330
Circular arc on front/rear face G102/G103 ..... 331
4.25 Lateral surface machining ..... 333
Rapid traverse, lateral surface G110 ..... 333
Line segment on lateral surface G111 ..... 334
Circular arc on lateral surface G112/G113 ..... 335