HEIDENHAIN TNC 370 - Page 222

8
Cycles
L,
8.3 Cycles for Milling Pockets, Studs and Slots
Slot roughing/finishing
-_
.-
--
L
-
TNC 370
Milling two horizontal slots, each with a length of
50 mm and a width of 10 mm, and a vertical slot
with a length of 80 mm and a width of 10 mm.
Input values slots @ and @:
Setup clearance: +2 mm
(0200)
Total slot depth:
-20 mm (0201)
Roughing feed rate: 150 mm/min (0206)
Pecking depth:
+6 mm (Q202)
Extent of machining: 0 (full) (Q207)
Workpiece surface: +0 mm (0203)
2nd setup clearance: +I50 mm (Q204)
Slot center X: +55 mm (0216)
Slot center Y: +I5 mm (Q217)
Slot length X:
+50 mm (Q218)
Slot width Y: +I0 mm (Q2 19)
Angle of rotation: +o o (Q220)
Changed parameters for slot @:
Slot center X: +I5 mm (Q216)
Slot center Y: +50 mm (Q217)
Slot length ,,X” +55 mm (Q216)
Rotation angle:
+90 o (Q220)
I
20 30
55 80 100
0 BEGIN PGM 3702210 MM
1 BLK FORM 0.1 Z X+0 Y+O Z-30
2 BLK FORM 0.2 X+100 Y+lOO Z+O
3 TOOL DEF 1 L+O R+4
4 TOOL CALL 1 Z S3500
5 L Z+200 RO F MAX M3 . . . . . . . . . . . . . . . . .._.................._____ Retract tool, spindle ON
6 CYCL DEF 210 SLOT RECIP. PLNG
Q200=2
Q201=-20
Q207=250
Q202=6
Q215=0
Q203=+0
Q204=100
Q216=+55
Q217=+15
Q218=50
Q219=10
Q224=+0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Define cycle for slot @
7 CYCL CALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . .._....._.__..........______.._.. Call cycle
8 FN 0: Q217 = +50
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reload new Y positions for slot
@
9 CYCL CALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call
cycle, changed parameter comes into effect
10 CYCL DEF 210 SLOT RECIP. PLNG
Q200=2
Q20 I=-20
Q207=250
Q202=6
Q215=0
Q203=+0
Q204=100
Q216=+15
Q217=+50
02 18=80
Q219=10
Q224=+90
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Define cycle for slot @
11 CYCL CALL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Call cycle
12 L Z+200 RO F MAX M2 . . . . . . . . . . . . . . . . . . . . . . . . . . . .._.._....... Retract tool
13 END PGM 370275 MM