HEIDENHAIN TNC 620 User Manual page 685

G codes
Tool movements
Cartesian line in rapid traverse
G00
Cartesian line at feed rate
G01
Cartesian circle clockwise
G02
Cartesian circle CCW
G03
Cartesian circle
G05
Cartesian circle, tang. transit.
G06
Cartesian line, paraxial
G07*
G10 Polar line in rapid traverse
Polar line at feed rate
G11
G12 Polar circle clockwise
G13
Polar circle counterclockwise
G15
Polar circle
G16
Polar circle, tang. transition
Chamfer/Rounding/Approach contour/Depart contour
Chamfer with length R with chamfer length R
G24*
Corner rounding with radius R with radius R
G25*
Tangential approach to a contour with radius R
G26*
Tangential departure from a contour with radius R
G27*
Tool definition
Tool definition with tool number T, length L and radius R
G99*
Tool radius compensation
Path of tool center without tool radius compensation
G40
Radius compensation left of path
G41
Radius compens. right of path
G42
Radius compensation: extend path for G07
G43
Radius compens.: shorten path for G07
G44
Blank form definition for graphics
Workpiece blank def.: MIN point (G17/G18/G19)
G30
Workpiece blank def.: MAX point (G90/G91)
G31
Cycles for drilling, tapping and thread milling
DRILLING
G200
REAMING
G201
BORING
G202
UNIVERSAL DRILLING
G203
BACK BORING
G204
UNIVERSAL PECKING
G205
TAPPING with floating tap holder
G206
G207 RIGID TAPPING without floating tap holder
BORE MILLING
G208
G209 TAPPING W/ CHIP BRKG
G240 CENTERING
G241
SINGLE-LIP D.H.DRLNG
HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
DIN/ISO function overview 18.6
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