HEIDENHAIN TNC 360 User Manual - Manual (Page 166)

8-13 TNC 360
8 Cycles
8.2 Simple Fixed Cycles
Y
X
20 100
15
55
80
40
R5
Example: Rectangular pocket milling
Coordinates of the pocket center:
X = 60 mm Y = 35 mm
Setup clearance: 2 mm
Milling depth: 10 mm
Pecking depth: 4 mm
Feed rate for pecking: 80 mm/min
First side length: 80 mm
Second side length: 40 mm
Milling feed rate: 100 mm/min
Direction of cutter path: +
POCKET MILLING cycle in a part program
0 BEGIN PGM 360813 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z–20
2 BLK FORM 0.2 X+110 Y+100 Z+0 ..................... Note: BLK FORM has been changed!
3 TOOL DEF 1 L+0 R+5
4 TOOL CALL 1 Z S1000
5 CYCL DEF 4.0 POCKET MILLING
6 CYCL DEF 4.1 SET UP –2 ................................... Setup clearance
7 CYCL DEF 4.2 DEPTH –10 ................................. Milling depth
8 CYCL DEF 4.3 PECKG –4 F80 ............................ Pecking depth and feed rate for pecking
9 CYCL DEF 4.4 X+80 ........................................... First side length of pocket
10 CYCL DEF 4.5 Y+40 ........................................... Second side length of pocket
11 CYCL DEF 4.6 F100 DR+RADIUS 0 ................... Feed rate and direction of cutter path
12 L Z+100 R0 FMAX M6
13 L X+60 Y+35 FMAX M3 ..................................... Pre-positioning in X, Y (pocket center), spindle on
14 L Z+2 FMAX ....................................................... Pre-positioning in Z
15 CYCL CALL ......................................................... Cycle call
16 L Z+100 FMAX M2
17 END PGM 360813 MM