Siemens SINUMERIK 808D ADVANCED - Tapping with Compensating Chuck - CYCLE840

Programming and Operating Manual (Milling)
6FC5398-4DP10-0BA1, 01/2014
139
4.
Press this softkey to open the window for CYCLE84. Parameterize the cycle as desired.
5. Confirm your settings with this softkey. The cycle is then automatically transferred to the program
editor as a separate block.
9.4.7
Tapping with compensating chuck - CYCLE840
Programming
CYCLE840 (RTP, RFP, SDIS, DP, DPR, DTB, SDR, SDAC, ENC, MPIT, PIT, AXN)
Parameters
Parameter
Data type
Description
RTP REAL Retraction plane (absolute)
RFP REAL Reference plane (absolute)
SDIS REAL Safety clearance (enter without sign)
DP REAL Final drilling depth (absolute)
DPR REAL Final drilling depth relative to the reference plane (enter without sign)
DTB REAL Dwell time at thread depth (chip breakage)
SDR INT Direction of rotation for retraction
Values: 0 (automatic direction reversal), 3 or 4 (for M3 or M4)
SDAC INT Direction of rotation after end of cycle
Values: 3, 4 or 5 (for M3, M4 or M5)
ENC INT Tapping with/without encoder
Values: 0 = with encoder, 1 = without encoder
MPIT REAL Thread lead as a thread size (signed):
Range of values 3 (for M3) to 48 (for M48)
PST REAL Thread lead as a value (signed)
Range of values: 0.001 ... 2000.000 mm
AXN INT Tool axis
Values
1)
:
1: 1st axis of the current plane
2: 2nd axis of the current plane
3: 3rd axis of the current plane
1)
The definition of the 1st, 2nd, and 3rd axes depends upon the current plane selected.