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7 programming: miscellaneous functions, Programming: miscellaneous functions – HEIDENHAIN iTNC 530 (340 49x-03) ISO programming User Manual

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HEIDENHAIN iTNC 530

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7.1 Entering Miscellaneous Functions M and G38 ..... 250

Fundamentals ..... 250

7.2 Miscellaneous Functions for Program Run Control, Spindle and Coolant ..... 251

Overview ..... 251

7.3 Miscellaneous Functions for Coordinate Data ..... 252

Programming machine-referenced coordinates: M91/M92 ..... 252

Activating the most recently entered datum: M104 ..... 254

Moving to positions in a non-tilted coordinate system with a tilted working plane: M130 ..... 254

7.4 Miscellaneous Functions for Contouring Behavior ..... 255

Smoothing corners: M90 ..... 255

Insert rounding arc between straight lines: M112 ..... 256

Do not include points when executing non-compensated line blocks: M124 ..... 256

Machining small contour steps: M97 ..... 257

Machining open contours: M98 ..... 259

Feed rate factor for plunging movements: M103 ..... 260

Feed rate in millimeters per spindle revolution: M136 ..... 261

Feed rate for circular arcs: M109/M110/M111 ..... 262

Calculating the radius-compensated path in advance (LOOK AHEAD): M120 ..... 262

Superimposing handwheel positioning during program run: M118 ..... 264

Retraction from the contour in the tool-axis direction: M140 ..... 265

Suppressing touch probe monitoring: M141 ..... 266

Delete modal program information: M142 ..... 267

Delete basic rotation: M143 ..... 267

Automatically retract tool from the contour at an NC stop: M148 ..... 268

Suppress limit switch message: M150 ..... 269

7.5 Miscellaneous Functions for Rotary Axes ..... 270

Feed rate in mm/min on rotary axes A, B, C: M116 (software option 1) ..... 270

Shorter-path traverse of rotary axes: M126 ..... 271

Reducing display of a rotary axis to a value less than 360°: M94 ..... 272

Automatic compensation of machine geometry when working with tilted axes: M114 (software option 2) ..... 273

Maintaining the position of the tool tip when positioning with tilted axes (TCPM): M128 (software
option 2) ..... 274

Exact stop at corners with nontangential transitions: M134 ..... 276

Selecting tilting axes: M138 ..... 276

Compensating the machine’s kinematic configuration for ACTUAL/NOMINAL positions at end of block: M144
(software option 2) ..... 277

7 Programming: Miscellaneous Functions ..... 249