
5.PROGRAM INPUT NC FUNCTION B-63942EN/02
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5.36.4 Finishing Cycle
After rough cutting by G71, G72 or G73, the following command
permits finishing.
Format
G70 P(ns) Q(nf) ;
ns : Sequence number of the first block for the
program of target figure (finishing shape)
nf : Sequence number of the last block for the
program of target figure (finishing shape)
Explanation
The blocks with sequence numbers ns to nf in the program for a target
figure are executed for finishing. The F, S, T, M, and second auxiliary
functions specified in the G71, G72, or G73 block are ignored and the
F, S, T, M, and second auxiliary functions specified in the blocks with
sequence numbers ns to nf are effective.
When cycle operation terminates, the tool is returned to the start point
in rapid traverse and the next G70 cycle block is read.