·60·
Programming manual
CNC 8055
CNC 8055i
4.
REFERENCE SYSTEMS
·M· & ·EN· M
ODELS
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OFT
: V02.2
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Coord
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ffsets
4.4.2
Zero offsets (G54..G59 and G159)
The CNC has a table of zero offsets, in which several zero offsets can be selected. The aim is to
generate certain part zeros independently of the part zero active at the time.
Access to the table can be obtained from the front panel of the CNC (as explained in the Operating
Manual), or via the program using high-level language commands.
There are two types of zero offsets:
• Absolute zero offsets (G54 ... G57, G159N1 ... G159N20), must be referred to machine zero
(home).
• Incremental zero offsets (G58, G59).
Functions G54, G55, G56, G57, G58 & G59 must be programmed alone in the block, and work in
the following way:
When one of the G54, G55, G56, G57 functions is executed, the CNC applies the zero offset
programmed with respect to machine zero, canceling the possible active zero offsets.
If one of the incremental offsets G58 or G59 is executed, the CNC adds its values to the absolute
zero offset active at the time. Previously canceling the additive offset which might be active.
You can see (in the following example) the zero offsets which are applied when the program is
executed.
G54
Applies zero offsets G54== G54
G58
Applies zero offsets G58== G54+G58
G59
Cancels G58 and adds G59== G54+G59
G55
Cancels whatever and applies G55== G55
Once a Zero Offset has been selected, it will remain active until another one is selected or until a
home search is carried out (G74) in JOG mode. This zero offset will remain active even after
powering the CNC off and back on.
This kind of zero offsets established by program is very useful for repeated machining operations
at different machine positions.
Example: The zero offset table is initialized with the following values:
G54:
X200
Y100
G55:
X160
Y 60
G56:
X170
Y110
G58:
X-40
Y-40
G59:
X-30
Y 10
Содержание 8055 EN
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Страница 8: ...8 Programming manual CNC 8055 CNC 8055i SOFT V02 2X...
Страница 12: ...12 CNC 8055 CNC 8055i Declaration of conformity and Warranty conditions...
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Страница 22: ...22 CNC 8055 CNC 8055i Returning conditions...
Страница 24: ...24 CNC 8055 CNC 8055i Additional notes...
Страница 26: ...26 CNC 8055 CNC 8055i Fagor documentation...
Страница 238: ...238 Programming manual CNC 8055 CNC 8055i 11 IRREGULAR POCKET CANNED CYCLE M EN MODELS SOFT V02 2X 2D pockets...
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Страница 336: ...336 Programming manual CNC 8055 CNC 8055i 12 PROBING M EN MODELS SOFT V02 2X PROBE 12 Tabletop probe calibration...
Страница 394: ...394 Programming manual CNC 8055 CNC 8055i 13 HIGH LEVEL LANGUAGE PROGRAMMING M EN MODELS SOFT V02 2X Expressions...
Страница 442: ...442 Programming manual CNC 8055 CNC 8055i 15 COORDINATE TRANSFORMATION M EN MODELS SOFT V02 2X TCP Transformation G48...
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