HEIDENHAIN TNC 310 (286 140) Pilot - Manual (Page 38)

3 8
Pockets, Studs, and Slots
Pockets, Studs, and Slots
POCKET MILLING (4)
This cycle requires either a center-cut end mill (ISO 1641) or
pilot drilling at the pocket center.
The tool begins milling in the positive axis direction of the longer side.
In square pockets it moves in the positive Y direction.
Pre-position over the pocket center with radius compensation at R0
CYCL DEF: Select Cycle 4 pocket milling
Set-up clearance: A
Milling depth (depth of the pocket): B
Pecking depth: C
Feed rate for pecking
First side length (length of the pocket, parallel to the first main
axis of the working plane): D
Second side length (width of pocket, sign always positive): E
Feed rate
Rotation clockwise: DR–
Climb milling with M3: DR+
Up-cut milling with M3: DR–
12 CYCL DEF 4.0 POCKET MILLING
13 CYCL DEF 4.1 SET UP 2
14 CYCL DEF 4.2 DEPTH -10
15 CYCL DEF 4.3 PECKG 4 F80
16 CYCL DEF 4.4 X+80
17 CYCL DEF 4.5 Y+40
18 CYCL DEF 4.6 F100 DR+
19 L Z+100 R0 FMAX M6
20 L X+60 Y+35 FMAX M3
21 L Z+2 FMAX M99