Enhanced Level Commands
4.1 Program support functions (1)
04.07
4-93
© Siemens AG 2007 All rights reserved
SINUMERIK 802D sl/840D/840D sl/840Di/840Di sl/810D ISO Milling (PGM) -- 04.07 Edition
Table 4-2 GUD7 for cycle setting data (ISO dialect setting data), continued
Integer values
Integer values
_ZSFI[0] 0=Drilling axis is the axis perpendicular to the selected
plane (default)
1=Drilling axis always ”Z”
381M, 383M,
384M, 387M
_ZSFI[1] 0= Rigid tapping
1= Tapping with compensating chuck
2= Deep hole tapping with chip--breaking
3= Deep hole tapping with swarf removal
384M, 387M
_ZSFI[2] Retraction speed factor (1--200%) for tapping (G74/G84) 384M
_ZSFI[3] Polar coordinates
0=OFF
1=ON
381M, 383M,
384M, 387M
_ZSFI[5] Retraction direction (G76/G87)
G17 G18 G19
_ZSFI[5] = 1 +X +Z +Y
_ Z S F I [ 5 ] = 0 o r 2 -- X -- Z -- Y
_ZSFI[5] = 3 +Y +X +Z
_ZSFI[5] = 4 --Y --X --Z
For calling normal hole-machining canned cycles, the following G c odes are used.
Table 4-3 GUD7 for cycle setting data (ISO dialect setting data)
G code
Drilling
(--Z direction)
Processing at
hole bottom
Retraction
(+Z direction)
Applications
G73
Intermittent feed
(dwell at each peck
feed possible)
— Rapid traverse
High-speed deep
hole drilling
G74 Cutting feed
Spindle stop→
Spindle rotation in
the reverse direc-
tion after dwell
Cutting feed →
Dwell → Spindle
reverse rotation
Reverse (left--
hand) tapping
G76 Cutting feed
Spindle indexing
after dwell →
Shift
Rapid traverse →
Shift, Spindle
start
Boring
G80 — — — Cancel
G81 Cutting feed — Rapid traverse
Drilling,
spot drilling
G82 Cutting feed Dwell Rapid traverse
Drilling,
counter boring
G83 Intermittent feed — Rapid traverse
Deep hole drilling
(peck drilling)
G84 Cutting feed
Spindle stop→
Spindle start in
the reverse direc-
tion after dwell
Cutting feed →
Dwell → Spindle
reverse rotation
Tapping
G85 Cutting feed — Cutting feed Boring
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