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G84
3/147
whir
Canned cycle : thread cutting
Machining of longitudinal threads with a constant pitch.
i
I
| All motions such as feeding, cutting, lifting and return motions are generated automatically at the appropriate speed. The number ! of cuts executed is that required to reach the end point preset
i under X and Z.
i
I
i
i
, The following must be entered in the block with G84 :
'    - End point of the last thread cut in transverse direction
under X
End peint of the last thread cut in longitudinal direction under Z
-    Feed per thread cut in transverse direction under I
-    Feed for every other thread cut in longitudinal direction for alternate machining of the left-hand and right-hand thread flank under K
Thread pitch under F
A number of further thread cuts with a smaller feed can be entered in a further block.
Programming :
N *. .    G84    X... Z
I. .. K..
F. . .