ADTECH9 Series CNC Programming Manual
2.
System programming
2.1
Preparation functions (G function)
2.1.1.
G90 G91 absolute and relative programming
Function:
Tool motion instructions include absolute value instruction and increment value instruction. In absolute value
instruction mode, the coordinate value of the motion end in current coordinate system is specified; in
increment value instruction, the distance of every coordinate axis relative to the start point motion is specified.
Format:
G90 X_ Y_ Z_ α_;
G91 X_ Y_ Z_ α_;
G90……… absolute value instruction
G91……… increment value instruction
α……… additional axis
Details:
In absolute value instruction mode, the tool motion is unrelated to current position, and moves according to the
position of specified workpiece coordinate system;
In increment value instruction, the current position is the start point;
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Summary of Contents for CNC9640
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Page 21: ...ADTECH9 Series CNC Programming Manual Workpiece Coordinate System Diagram ...
Page 44: ...ADTECH9 Series CNC Programming Manual 2 Occasions that inner corner rotates ...
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Page 62: ...ADTECH9 Series CNC Programming Manual Manual insertion ...
Page 65: ...ADTECH9 Series CNC Programming Manual Tool radius compensation start and axis Z cut in action ...
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