Constant Cutting Speed Gx - HEIDENHAIN MANUALPLUS 620 User Manual

Constant cutting speed Gx96

G96: Main spindle; Gx96: Spindle x (x: 1...3)
The spindle speed is dependent on the X position of the tool tip or on
the diameter of the drilling or milling tool.
Parameter
S Cutting speed in m/min or ft/min
If you call a drilling tool while a constant cutting speed is
active, the MANUALplus automatically calculates the
spindle speed from the programmed cutting speed and
activates it with Gx97. To prevent inadvertent rotation of
the spindle, program the spindle speed first and then T.
Speed Gx97
G97: Main spindle; Gx97: Spindle x (x: 1...3)
Constant spindle speed.
Parameter
S Speed in revolutions per minute
G26/Gx26 limits the spindle speed.
232
Example: G96, G196
. . .
N1 T3 G195 F0.25 G196 S200 M3
N2 G0 X0 Z2
N3 G42
N4 G1 Z0
N5 G1 X20 B-0.5
N6 G1 Z-12
N7 G1 Z-24 A20
N8 G1 X48 B6
N9 G1 Z-52 B8
N10 G1 X80 B4 E0.08
N11 G1 Z-60
N12 G1 X82 G40
. . .
Example: G97, G197
. . .
N1 G14 Q0
N2 T3 G95 F0.25 G97 S1000 M3
N3 G0 X0 Z2
N5 G1 Z0
N6 G1 X20 B-0.5
. . .
ISO Programming