Contents
36
HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
6
Programming contours................................................................................................................ 235
6.1
Tool movements.................................................................................................................................. 236
Path functions....................................................................................................................................... 236
FK free contour programming (option 19)............................................................................................ 236
Miscellaneous functions M...................................................................................................................236
Subprograms and program section repeats......................................................................................... 237
Programming with Q parameters......................................................................................................... 237
6.2
Fundamentals of path functions....................................................................................................... 238
Programming tool movements for workpiece machining..................................................................... 238
6.3
Approaching and departing a contour............................................................................................. 241
"From" and "To" points........................................................................................................................... 241
Tangential approach and departure....................................................................................................... 243
Overview: Types of paths for contour approach and departure............................................................244
Important positions for approach and departure...................................................................................245
Approaching on a straight line with tangential connection: APPR LT................................................... 247
Approaching on a straight line perpendicular to the first contour point: APPR LN............................... 247
Approaching on a circular path with tangential connection: APPR CT..................................................248
Approaching on a circular path with tangential connection from a straight line to the contour:
APPR LCT.............................................................................................................................................. 249
Departing in a straight line with tangential connection: DEP LT.......................................................... 250
Departing in a straight line perpendicular to the last contour point: DEP LN....................................... 250
Departing on a circular path with tangential connection: DEP CT........................................................251
Departing on a circular arc tangentially connecting the contour and a straight line: DEP LCT..............251
6.4
Cartesian coordinates........................................................................................... 252
Overview of path functions.................................................................................................................. 252
Programming path functions.................................................................................................................252
Straight line in rapid traverse G00 or straight line with feed rate F G01.............................................. 253
Inserting a chamfer between two straight lines...................................................................................254
Rounded corners G25........................................................................................................................... 255
Circle center I, J................................................................................................................................... 256
Circular path around circle center.........................................................................................................257
CircleG02/G03/G05 with defined radius............................................................................................... 258
Circle G06 with tangential connection..................................................................................................260
Example: Linear movements and chamfers with Cartesian coordinates.............................................. 261
Example: Circular movements with Cartesian coordinates.................................................................. 262
Example: Full circle with Cartesian coordinates................................................................................... 263
Summary of Contents for TNC 620 Programming Station
Page 4: ......
Page 5: ...Fundamentals ...
Page 28: ...Contents 28 HEIDENHAIN TNC 620 ISO Programming User s Manual 9 2016 ...
Page 57: ...1 First Steps with the TNC 620 ...
Page 77: ...2 Introduction ...
Page 110: ......
Page 111: ...3 Fundamentals file management ...
Page 166: ......
Page 167: ...4 Programming aids ...
Page 194: ......
Page 195: ...5 Tools ...
Page 234: ......
Page 235: ...6 Programming contours ...
Page 284: ......
Page 285: ...7 Data transfer from CAD files ...
Page 304: ......
Page 305: ...8 Subprograms and program section repeats ...
Page 323: ...9 Programming Q parameters ...
Page 384: ......
Page 385: ...10 Miscellaneous functions ...
Page 407: ...11 Special functions ...
Page 433: ...12 Multiple axis machining ...
Page 475: ...13 Pallet management ...
Page 480: ......
Page 481: ...14 Manual Operation and Setup ...
Page 549: ...15 Positioning with Manual Data Input ...
Page 554: ......
Page 555: ...16 Test Run and Program Run ...
Page 590: ......
Page 591: ...17 MOD Functions ...
Page 622: ......
Page 623: ...18 Tables and Overviews ...