Boring 1 - Cycle85 - Siemens SINUMERIK 840D Programming Manual

2
03.96
09.01
2.1.7 Boring 1 – CYCLE85
Programming
CYCLE85 (RTP, RFP, SDIS, DP, DPR, DTB, FFR, RFF)
Parameters
real
RTP
real
RFP
real
SDIS
real
DP
real
DPR
real
DTB
real
FFR
real
RFF
Function
The tool drills at the programmed spindle speed and
feedrate to the programmed final drilling depth.
The inward and outward movement is performed at the
feedrate that is assigned to FFR and RFF respectively.
This cycle can be used to ream drill holes.
Sequence of operations
Position reached prior to cycle start:
The drilling position is the position in the two axes of
the selected plane.
© Siemens AG, 2002. All rights reserved
SINUMERIK 840D/840Di/810D Programming Guide Cycles (PGZ) – 11.02 Edition
Retraction plane (absolute)
Reference plane (absolute)
Safety distance (enter without sign)
Final drilling depth (absolute)
Final drilling depth relative to reference plane (enter without sign)
Dwell time at final drilling depth (chip breaking)
Feedrate
Retraction feedrate
Drilling Cycles and Drilling Patterns
2.1 Drilling cycles
Z
RTP
RFP
DP
2
SDIS
X
2-91