HEIDENHAIN TNC 640, User Manual, Page: 834 / 948

Test Run and Program Run | Program run
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834
HEIDENHAIN | TNC 640 | Conversational Programming User's Manual | 10/2017
Procedure for simple mid-program startup
The control only displays the dialogs required by the
process in the pop-up window.
Press the
BLOCK SCAN
soft key
The control shows a pop-up window with the
active main program.
Start-up at: N =
Enter the number of the
NC block where you wish to enter the NC
program
Program =
Check the name and path of the
NC program containing the NC block, or enter
with the
SELECT
soft key
Repetitions =
Enter the number of repetitions
which should be taken into account in
the block scan if the NC block is located
within a program section repetition.
Default 1 means initial machining operating
Press the
ADVANCED
soft key if required
if required, press the
INSERT LAST NC BLOCK
soft key to select the last saved interruption
Press the
NC Start
key
The control starts the block scan, calculates until
the entered NC block and shows the next dialog.
If you changed the machine status:
Press the
NC Start
key
The control restores the machine status, e.g.
TOOL CALL, M functions and shows the next
dialog.
If you changed the axis positions:
Press the
NC Start
key
The control approaches the specified positions
in the specified sequence and shows the next
dialog.
Approach axes in individually selected
sequence:
Further information: "Returning to the contour",
page 839
Press the
NC Start
key
The control resumes execution of the NC
program.
Example of simple mid-program startup
After an internal stop, you would like to start in block 12 in the third
machining operation of LBL 1.
In the pop-up window enter the following data:
Start-up at: N =
12
Repetitions =
3