User`s manual for cycle programming

AXIAL RECESSING EXTENDED
(Cycle 852, DIN/ISO: G852)
12.20
12
HEIDENHAIN | TNC 640 | User’s manual for cycle programming | 9/2015
397
Cycle parameters
Machining operation Q215: Define machining
operation:
0: Roughing and finishing
1: Only roughing
2: Only finishing to finished dimension
3: Only finishing to oversize
Set-up clearance Q460: Reserved, currently
without function
Diameter at contour start Q491: X coordinate of
the contour starting point (diameter value)
Contour start in Z Q492: Z coordinate of the
contour starting point
Diameter at end of contour Q493: X coordinate of
the contour end point (diameter value)
Contour end in Z Q494: Z coordinate of the contour
end point
Angle of side Q495: Angle between the side at the
contour starting point and the parallel line to the
rotary axis
Ø Q483
Q484
Q460
Ø Q491
Q492
Ø Q493
Q494
Q463