14.1 Fundamentals; Overview - HEIDENHAIN TNC 620 User Manual

14

14.1 Fundamentals

Overview

Danger of collision!
Cycles for coordinate transformation must not be active during
execution of the touch probe cycles.
Do not activate the following cycles before using touch probe
cycles: Cycle 7 DATUM SHIFT,Cycle 8 MIRROR IMAGE, Cycle
10 ROTATION,Cycle 11 SCALING and 26 AXIS-SPECIFIC
SCALING
Reset any coordinate transformations beforehand
The control must be specially prepared by the machine
tool builder for the use of a 3-D touch probe.
HEIDENHAIN only gives warranty for the function of the
probing cycles if HEIDENHAIN touch probes are used.
The TNC offers twelve cycles for automatically finding presets and
handling them as follows:
Setting the determined values directly as display values
Entering the determined values in the preset table
Entering the determined values in a datum table
Soft key Cycle
408 SLOT CENTER REF PT.
Measuring the inside width of a slot,
and defining the slot center as preset
409 RIDGE CENTER REF PT.
Measuring the outside width of a
ridge, and defining the ridge center as
preset
410 DATUM INSIDE RECTANGLE
Measuring the inside length and width
of a rectangle, and defining the center
as preset
411 DATUM OUTSIDE RECTANGLE
Measuring the outside length and
width of a rectangle, and defining the
center as preset
412 DATUM INSIDE CIRCLE Measur-
ing any four points on the inside of
a circle, and defining the center as
preset
413 DATUM OUTSIDE CIRCLE
Measuring any four points on the
outside of a circle, and defining the
center as preset
368
NOTICE
Touch Probe Cycles: Automatic Presetting | Fundamentals
Page
372
376
380
384
388
393
HEIDENHAIN | TNC 620 | User's manual for cycle programming | 10/2017