HEIDENHAIN TNC 640 (34059x-05) Cycle programming User Manual

Page 37

TNC 640 | User's Manual Cycle Programming | 1/2015

12.28THREAD LONGITUDINAL (Cycle 831, DIN/ISO: G831).................................................................... 414

Application............................................................................................................................................. 414

Cycle run............................................................................................................................................... 414

Please note while programming:.......................................................................................................... 415

Cycle parameters.................................................................................................................................. 416

12.29THREAD EXTENDED (Cycle 832, DIN/ISO: G832)............................................................................ 417

Application............................................................................................................................................. 417

Cycle run............................................................................................................................................... 417

Please note while programming:.......................................................................................................... 418

Cycle parameters.................................................................................................................................. 419

12.30CONTOUR-PARALLEL THREAD (Cycle 830, DIN/ISO: G830)...........................................................421

Application............................................................................................................................................. 421

Cycle run............................................................................................................................................... 421

Please note while programming:.......................................................................................................... 422

Cycle parameters.................................................................................................................................. 423

12.31GEAR HOBBING (Cycle 880, DIN/ISO: G880)................................................................................... 425

Cycle run............................................................................................................................................... 425

Please note while programming:.......................................................................................................... 426

Cycle parameters.................................................................................................................................. 427

Direction of rotation depending on the machining side (Q550)............................................................429

12.32CHECK UNBALANCE (Cycle 892, DIN/ISO: G892)........................................................................... 430

Application............................................................................................................................................. 430

Please note while programming:.......................................................................................................... 431

Cycle parameters.................................................................................................................................. 432

12.33Example program................................................................................................................................433

Example: Shoulder with recess............................................................................................................ 433

Example: Gear hobbing.........................................................................................................................435