HEIDENHAIN iTNC 530 (34049x-08) Cycle programming - Manual (Page 179)

HEIDENHAIN iTNC 530 179
6.2 POLAR P
A
T
TERN (Cy
cle 220, DIN/ISO:
G220)
 Set-up clearance
Q200 (incremental): Distance
between tool tip and workpiece surface. Input range
0 to 99999.9999; alternatively PREDEF
 Workpiece surface coordinate Q203 (absolute):
Coordinate of the workpiece surface. Input range
-99999.9999 to 99999.9999
 2nd set-up clearance
Q204 (incremental): Coordinate
in the spindle axis at which no collision between tool
and workpiece (fixtures) can occur. Input range 0 to
99999.9999; alternatively PREDEF
 Moving to clearance height
Q301: Definition of how
the tool is to move between machining processes.
0 : Move to the set-up clearance between operations.
1 : Move to the 2nd set-up clearance between
machining operations.
Alternatively PREDEF
 Type of traverse? Line=0/Arc=1
Q365: Definition of
the path function with which the tool is to move
between machining operations.
0 : Move between operations on a straight line
1 : Move between operations on the pitch circle
Example: NC blocks
53 CYCLE DEF 220 POLAR PATTERN
Q216=+50 ;CENTER IN 1ST AXIS
Q217=+50 ;CENTER IN 2ND AXIS
Q244=80 ;PITCH CIRCLE DIA.
Q245=+0 ;STARTING ANGLE
Q246=+360 ;STOPPING ANGLE
Q247=+0 ;STEPPING ANGLE
Q241=8 ;NUMBER OF OPERATIONS
Q200=2 ;SET-UP CLEARANCE
Q203=+30 ;SURFACE COORDINATE
Q204=50 ;2ND SET-UP CLEARANCE
Q301=1 ;MOVE TO CLEARANCE
Q365=0 ;TYPE OF TRAVERSE
X
Z
Q200
Q203
Q204