HEIDENHAIN CNC Pilot 4290 V7.1 User Manual
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6.14 Interactive Working Plan Generation (IWG) ..... 494
Generating a work block ..... 496
Overview of roughing operations ..... 499
Roughing longitudinal (G810) ..... 500
Roughing transverse (G820) ..... 501
Roughing contour-parallel (G830) ..... 502
Residual roughing – longitudinal ..... 503
Residual roughing – transverse ..... 504
Residual roughing – contour-parallel ..... 505
Roughing hollowing – neutral tool (G835) ..... 506
Overview of recessing operations ..... 507
Contour recessing radial/axial (G860) ..... 508
Recessing radial/axial (G866) ..... 509
Recess turning radial/axial (G869) ..... 510
Parting and workpiece transfer ..... 513
Overview of drilling operations ..... 516
Centric predrilling (G74) ..... 517
Centering, countersinking (G72) ..... 518
Drilling, reaming, deep-hole drilling ..... 519
Finishing – Clearance turning ..... 524
Finishing – undercut ..... 524
Thread machining (G31) ..... 525
Overview of milling operations ..... 526
Contour milling – Roughing/Finishing (G840) ..... 527
Pocket milling – Roughing/Finishing (G845/G846) ..... 531
Special machining (SM) ..... 532
6.15 Automatic Working Plan Generation (AWG) ..... 534
Generating a working plan ..... 534
Machining sequence – Fundamentals ..... 535
Editing and managing machining sequences ..... 536
Overview of machining sequences ..... 538
6.16 Control Graphics ..... 547