GSK983Ma Milling Machine Center CNC System User Manual
62
Part 1 Programming
G43
Z___H___
;
or
G44
G43
H___
;
G44
The setting of offset value in offset memory is moved in positive or negative for the end position
of movement command along with Z axis. This function can be used by setting the difference
between the tool length assumed during programming and the actual tool length of the tool used into
the offset memory, and the compensation can be carried out regardless of the program change. H
code can be set the offset value in the offset memory along the direction by G43, G44 code.
(1) Offset direction
G43 + (Positive) offset
G44 – (Negative) offset
When G43 is specified, the tool length offset value (stored in offset memory) specified with the H
code is added to the coordinates of the end position specified by a command in the program. When
G44 is specified, the same value is subtracted from the coordinates of the end position. The resulting
coordinates indicate the end position after compensation, regardless of whether the absolute or
incremental mode is selected.
G43
G91 Z0 H______
;
G44
Offset value offsets in positive along Z axis in G43, but it offsets in negative along Z axis in G44.
G43 and G44 are modal G codes, G codes without a same group after they are commanded
which are specified are valid. The G43 or G44, which one is valid after the power is turned on, which
is determined by the parameter setting #8.1 and #8.4.
(2) Specify an offset value
Specify an offset number by H code, the setting of the offset value in the offset memory of this
code which adds or reduces to the program value of the Z axis. Offset number can be specified from
H00 to H184. When 184 D codes are used by the cutter compensation, the offset number can be
specified from the D01 to D184.
Note: Only one value can be input for one offset number, when one offset number is specified to tool
length compensation, the cutter compensation can not be specified any more.
Offset value corresponds to the offset number, which they can set in the offset memory by the
MDI &LCD or by the communication operation in advance, the setting of the offset value is as follows:
Metric input
Inch input
Offset value
0mm
~
±999.999mm 0
inch
~
±999.999inch
Usually, the offset value of H00 corresponding with the offset number 00 is 0; therefore, the offset
value corresponding with the H00 does not set.
(3) Cancel G49 by tool length compensation
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Страница 133: ...Chapter Three Programming 121 Part 1 Programming Rapid traverse Cutting feed 6 G82 Drilling cycle boring ...
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Страница 297: ...Appendix 285 APPENDIX Appendix 1 System Version Display The system version is displayed immediately after power on ...
Страница 371: ...Appendix 11 USB Interface Parameter Transfer Operation ...