HEIDENHAIN TNC 407 (280 580) User Manual User Manual
Page 220
8-13
8
Cycles
TNC 407/TNC 415 B/TNC 425
Y
X
15
30
80
100
90
100
10
10
10
1
2
Example: Slot milling
A 50 mm x 10 mm horizontal slot and an
80 mm x 10 mm vertical slot are to be milled.
The tool radius in the length direction of the slot
is taken into account for the starting position.
Starting position slot
1
:
X
= 76 mm
Y
= 15 mm
Starting position slot
2
:
X
= 20 mm
Y
= 14 mm
SLOT DEPTHS: 15 mm
Setup clearances:
2 mm
Milling depths:
15 mm
Pecking depths:
5 mm
Feed rates for pecking:
80 mm/min
Slot length
50 mm
80 mm
1st milling direction
–
+
Slot widths:
10 mm
Feed rates:
120 mm/min
SLOT MILLING cycle in a part program
0
BEGIN PGM SLOTS MM
1
BLK FORM 0.1 Z X+0 Y+0 Z–20
2
BLK FORM 0.2 X+100 Y+100 Z+0
3
TOOL DEF 1 L+0 R+4
4
TOOL CALL 1 Z S1000
5
CYCL DEF 3.0 SLOT MILLING ........................... Horizontal slot
6
CYCL DEF 3.1 SET UP –2 ................................... Setup clearance
7
CYCL DEF 3.2 DEPTH –15 ................................. Milling depth
8
CYCL DEF 3.3 PECKG –5 F80 ............................ Pecking depth, feed rate for pecking
9
CYCL DEF 3.4 X–50 ............................................ Slot length and first milling direction (–)
10
CYCL DEF 3.5 Y+10 ........................................... Slot width
11
CYCL DEF 3.6 F120 ............................................ Feed rate
12
L Z+100 R0 F MAX M6
13
L X+76 Y+15 F MAX M3 .................................... Approach starting position, spindle on
14
L Z+2 F1000 M99 ............................................... Pre-positioning Z, cycle call
15
CYCL DEF 3.0 SLOT MILLING ........................... Vertical slot
16
CYCL DEF 3.1 SET UP +2 .................................. Setup clearance
17
CYCL DEF 3.2 DEPTH –15 ................................. Milling depth
18
CYCL DEF 3.3 PECKG –5 F80 ............................ Pecking depth, feed rate for pecking
19
CYCL DEF 3.4 Y+80 ........................................... Slot length and first milling direction (+)
20
CYCL DEF 3.5 X+10 ........................................... Slot width
21
CYCL DEF 3.6 F120 ............................................ Feed rate
22
L X+20 Y+14 F MAX .......................................... Approach starting position
23
CYCL CALL ......................................................... Cycle call
24
L Z+100 F MAX M2
25
END PGM SLOTS MM
1
2