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Chapter 3 G Commands
57
Ⅰ
Programming
same position when all are omitted. X, U, Z, W rang is referred to
Table 1-2 of Section 1.4.1, unit: mm//inch.
F command value is the vector compound speed of X and Z
instantaneous speed and the actual cutting feedrate is the product
between the feedrate override and F command value.
After F command value is executed, it has been reserved unless the
new one is executed. Do not repeat it when the following G
commands adopt functions of F word. Its range is referred to Table
1-2 of Section 1.4.1.
Note: In G98, F max. value cannot exceed the value set by the data parameter No.027(upper speed of cutting
feed), otherwise, the system alarms.
Command path:
X
Fig. 3-3
Example: Cutting path from
Φ
40 to
Φ
60 as Fig.3-4:
Fig. 3-4
3.4 Circular Interpolation G02, G03
Command format:
G02 R__
X(U) __ Z(W) __
G03 I__ K__
Command function:
G02
movement path is clockwise (rear tool post coordinate system)/counterclockwise (front tool
