HEIDENHAIN TNC 620 User Manual page 572

16
Test Run and Program Run
16.5 Program run
16.5 Program run
Application
In the Program run, full sequence operating mode, the TNC
executes a machining program continuously to its end or up to a
program stop.
In the Program run, single block operating mode, the TNC
executes each block individually after pressing the NC START key.
With point pattern cycles and G79 PAT the controls stops after each
point.
You can use the following TNC functions in the operating modes
Program run, single block and Program run, full sequence:
Interrupt program run
Start the program run from a certain block
Optional block skip
Edit the tool table TOOL.T
Checking and changing Q parameters
Superimpose handwheel positioning
Functions for graphic simulation
Additional status display
Running a part program
Preparation
1 Clamp the workpiece to the machine table.
2 Set the datum
3 Select the necessary tables and pallet files (status M)
4 Select the part program (status M)
You can change the feed rate and spindle speed
using the potentiometers.
Refer to your machine manual. The behavior of this
function varies depending on the respective machine.
You can reduce the feed rate with the FMAX soft key.
The reduction applies to all rapid traverse and feed
rate movements. The value you enter remains active
after switch-off or switch-on.
Program Run, Full Sequence
Start the machining program with the NC START key
Program Run, Single Block
Start each block of the machining program individually with the
NC START key
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HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016