1 fundamentals, Overview, Effect of coordinate transformations – HEIDENHAIN TNC 320 (34055x-06) Cycle programming User Manual

Page 220: Fundamentals

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Cycles: Coordinate Transformations

11.1

Fundamentals

11

220

TNC 320 | User's Manual Cycle Programming | 5/2013

11.1

Fundamentals

Overview

Once a contour has been programmed, you can position it on the
workpiece at various locations and in different sizes through the
use of coordinate transformations. The TNC provides the following
coordinate transformation cycles:

Cycle

Soft key

Page

7 DATUM
For shifting contours directly within
the program or from datum tables

221

247 DATUM SETTING
Datum setting during program run

226

8 MIRRORING
Mirroring contours

227

10 ROTATION
Rotating contours in the working
plane

228

11 SCALING FACTOR

Increasing or reducing the size of
contours

230

26 AXIS-SPECIFIC SCALING

Increasing or reducing the size of
contours with axis-specific scaling

231

19 WORKING PLANE Machining
in tilted coordinate system on
machines with swivel heads and/or
rotary tables

232

Effect of coordinate transformations

Beginning of effect: A coordinate transformation becomes effective
as soon as it is defined—it is not called separately. It remains in
effect until it is changed or canceled.

To cancel coordinate transformations:

Define cycles for basic behavior with a new value, such as
scaling factor 1.0

Execute a miscellaneous function M2, M30, or an END PGM
block (depending on machine parameter

clearMode).

Select a new program

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