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Installation manual
CNC 8055
CNC 8055i
SOFT: V02.2X
6.8 Ethernet parameters .................................................................................................... 272
6.9 PLC Parameters ......................................................................................................... 277
6.10 Tables .......................................................................................................................... 285
6.10.1 Miscellaneous (M) function table ............................................................................. 285
6.10.2 Leadscrew error compensation table....................................................................... 287
6.10.3 Cross compensation parameter table ...................................................................... 289
CHAPTER 7 CONCEPTS
7.1 Axes and coordinate systems...................................................................................... 291
7.1.1 Rotary axes.............................................................................................................. 294
7.1.2 Gantry axes.............................................................................................................. 296
7.1.3 Slaved axes and synchronized axes........................................................................ 297
7.1.4 Incline axis ............................................................................................................... 298
7.1.5 Tandem axes ........................................................................................................... 300
7.2 Jog ............................................................................................................................... 306
7.2.1 Relationship between the axes and the JOG keys .................................................. 306
7.2.2 Path-jog mode.......................................................................................................... 307
7.3 Movement with an electronic handwheel .................................................................... 309
7.3.1 Standard handwheel ................................................................................................ 310
7.3.2 Path handwheel ....................................................................................................... 311
7.3.3 Feed handwheel mode ............................................................................................ 312
7.3.4 "Additive handwheel" mode ..................................................................................... 313
7.4 Feedback systems....................................................................................................... 315
7.4.1 Counting speed limitation......................................................................................... 316
7.4.2 Resolution ................................................................................................................ 317
7.5 Axis setting .................................................................................................................. 321
7.5.1 Drive adjustment ...................................................................................................... 322
7.5.2 Gain setting.............................................................................................................. 323
7.5.3 Proportional gain setting .......................................................................................... 324
7.5.4 Feed-forward gain setting ........................................................................................ 325
7.5.5 Derivative (AC-forward) gain setting ........................................................................ 326
7.5.6 Leadscrew backlash compensation. ........................................................................ 327
7.5.7 Leadscrew error compensation................................................................................ 328
7.5.8 Circle geometry test ................................................................................................. 330
7.6 Reference systems ...................................................................................................... 332
7.6.1 Machine reference (home) search ........................................................................... 333
7.6.2 Setting on systems without distance-coded feedback ............................................. 337
7.6.3 Setting on systems with distance-coded feedback .................................................. 339
7.6.4 Axis travel limits (software limits) ............................................................................. 340
7.7 Unidirectional approach ............................................................................................... 341
7.8 Auxiliary M, S, T function transfer................................................................................ 342
7.8.1 Transferring M, S, T using the AUXEND signal ....................................................... 344
7.8.2 Transferring the auxiliary (miscellaneous) M functions without the AUXEND signal .. 345
7.9 Main and second spindle ............................................................................................. 346
7.9.1 Spindle types ........................................................................................................... 348
7.9.2 Spindle speed (S) control......................................................................................... 349
7.9.3 Spindle gear change ................................................................................................ 351
7.9.4 Spindle in closed loop .............................................................................................. 353
7.10 Auxiliary spindle controlled by PLC ............................................................................. 359
7.11 Treatment of emergency signals ................................................................................. 360
7.12 Digital servo (CAN or Sercos)...................................................................................... 363
7.12.1 Communication channels......................................................................................... 364
7.12.2 Drive’s absolute feedback........................................................................................ 367
7.13 Axes (2) controlled by a single drive ........................................................................... 368
7.13.1 "C" axis and spindle with a single feedback............................................................. 371
7.14 Additive coupling between axes .................................................................................. 374
7.15 Fagor handwheels: HBA, HBE and LGB .................................................................... 376
7.16 Machine safety related functions ................................................................................. 380
7.16.1 Maximum machining spindle speed......................................................................... 380
7.16.2 Cycle start disabled when hardware errors occur.................................................... 381
7.17 Configuring a CNC as two and a half axes .................................................................. 382
7.17.1 Machine parameter setting ...................................................................................... 383
7.17.2 PLC Program ........................................................................................................... 384
7.18 Tool magazine ............................................................................................................. 386
7.18.1 Tool change via PLC................................................................................................ 386
7.18.2 Tool magazine management ................................................................................... 387
7.18.3 Additional information for magazine management................................................... 388
7.18.4 Anticipated tool management .................................................................................. 389
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