4.3.16 G group 16: Feedrate override at inside and outside curvature
G command No.
1)
Meaning MD20150
2)
W
3)
STD
4)
SAG MH
CFC 1 Constant feedrate at contour effective for internal and
external radius
+ m x
CFTCP 2 Constant feedrate in tool center point (center point
path)
+ m
CFIN 3 Constant feedrate for internal radius only, acceleration
for external radius
+ m
4.3.17 G group 17: Approach and retraction response, tool offset
G command No.
1)
Meaning MD20150
2)
W
3)
STD
4)
SAG MH
NORM 1 Normal position at starting and end points + m x
KONT 2 Travel around contour at starting and end points + m
KONTT 3 Approach/retraction with constant tangent + m
KONTC 4 Approach/retraction with constant curvature + m
4.3.18 G group 18: Corner behavior, tool offset
G command No.
1)
Meaning MD20150
2)
W
3)
STD
4)
SAG MH
G450 1 Transition circle
(tool travels around workpiece corners on a circular
path)
+ m x
G451 2 Intersection of equidistant paths
(tool backs off from the workpiece corner)
+ m
4.3.19 G group 19: Curve transition at beginning of spline
G command No.
1)
Meaning MD20150
2)
W
3)
STD
4)
SAG MH
BNAT 1 Natural transition to first spline block + m x
BTAN 2 Tangential transition to first spline block + m
BAUTO 3 Definition of the first spline section by means of the next
3 points
+ m
Tables
4.3 G commands
NC programming
Programming Manual, 12/2019, 6FC5398-2EP40-0BA0 1253
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