Tool offsets
7.4 Online tool offset (PUTFTOCF, FCTDEF, PUTFTOC, FTOCON, FTOCOF)
Job planning
Programming Manual, 07/2010, 6FC5398-2BP40-0BA0
407
Example
Surface grinding machine with:
● Y: Infeed axis for grinding wheel
● V: Infeed axis for dressing roller
● Machining channel: Channel 1 with axes X, Z, Y
● Dressing channel: Channel 2 with axis V
After the start of grinding motion, the grinding wheel is to be dressed by an amount of 0.05 at
X100. The dressing amount is to be applied to the grinding tool with "Write online offset
continuously".
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Machining program in channel 1:
Program code Comments
…
N110 G1 G18 F10 G90 ; Basic position.
N120 T1 D1 ; Select current tool.
N130 S100 M3 X100 ; Spindle on, traverse to starting position.
N140 INIT(2,"DRESS","S") ; Select the dressing program in channel 2.
N150 START(2) ; Start the dressing program in channel 2.
N160 X200 ; Traverse to the target point.
N170 FTOCON ; Activate online offset.
N… G1 X100 ; Additional machining.
N… M30