GSK983Ma Milling Machine Center CNC System User Manual
82
Part 1 Programming
When a leading is programmed on arc, the arc center switched with an arc end which is treated
as an imaginary arc. The imaginary circle is regarded an arc of tool compensation which is
compensated as a vector. The resulting is different with tool center path in which the tool
compensation is regarded as a straight line with arc leading.
The same description applies to tool movement between two circular paths.
There is no inner intersection
The arc intersection may occur on the compensation path when the offset value is insufficient,
the intersection may disappear when the offset value is increased, in this case, the No.33 alarm may
generate at the end of the previous block and the system stops.
The above figure shows that compensation paths along arcs A and B intersect at P when a
sufficiently small value is specified. If an excessively large value is specified, this intersection does
not occur.
The center of the arc is overlapped with the start position or the end position.
In this case, alarm No.38 may occur, and NC stops the program at the end of previous program.
(3) Offset cancel
In the offset mode, when a block which satisfies any one of the following conditions is executed,
the system enters the offset cancel mode, and the function of this block is called the offset cancel.
Command mode:
(
G41 mode
)
N5 G01 X1000
;
N6 G02 X1000 I0 J0
;
N7 G03 Y-1000 J-1000
;
Содержание GSK983Ma
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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 ...