Siemens SINUMERIK 840D - Page 92

B506
B506 Page 4 840D/828D SINUMERIK Operate
Notes
Section 3
Program structure of a part program
The following flow chart represents a possible suggestion for a suitable
structure of the main program.
Tool call-up 1
Program hea-
der
Technology block
Approaching the safety le-
vel with the tool
Machining sequence 1
Retraction of the tool
Tool call-up 2 End of program
Technology block
Approaching the safety le-
vel with the tool
Machining sequence 2
Workpiece finished
no yes