Brother TC-32B - Reverse Tapping Cycle (G74)

TC-32B Chapter 5 Preparation function (canned cycle)
2004/01/22 5 - 9 eTCOMNCPR5-1.doc
5
5.4.2 Reverse tapping cycle (G74)
Command format G74 X _ Y _ Z _ R _ P _ F _ S _ ;
eNCPR5.06.ai
Spindle rotation stops at Z point.
After dwelling for P sec, spindle rotates CW.
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When a temporary stop is applied on the way from the R point to the Z point or the R point,
the tool stops after returning to the R point.
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If the address S exceeds the max, spindle speed in tapping, an alarm is generated.
Rapid feed
Cutting feed
Spindle CW
Spindle CCW
Return point
R point
Z point