Yaskawa YASNAC PC NC Programming Manual - Manual (Page 194)

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YASNAC PCNC Programming Manual Chapter 4: Enhanced Level Commands
4.1.5 Circle Cutting Function (GI2, G13)
The circle cutting function allows a series of circle cutting operation to be executed by the com-
mands specified in a single block.
(1) Programming Format
The following programming format is used to specify circle cutting.
G12 (or G13) I • • • D • • • F • • • ;
FIGURE 4.1.5.1 Cutting Commands (GI2, G13)
(a) Description of the addresses
• High-speed feed interval designation R
By specifying “G12 (or G13) I • • • R • • • D • • • F • • • ;”, circle cutting is executed in the
manner shown in Fig. 4.21. The interval in which a cutting tool is moved at a high
speed can be specified by R. In Fig. 4.1.5.2, the intervals Å and Ü indicate the high-
speed feed intervals.