Boring 1 – Cycle85 - Siemens SINUMERIK 840D Programming Manual

03.96
2
2.1.7 Boring 1 – CYCLE85
Programming
CYCLE85 (RTP, RFP, SDIS, DP, DPR, DTB, FFR, RFF)
Parameters
RTP
real
RFP
real
SDIS
real
DP
real
DPR
real
DTB
real
FFR
real
RFF
real
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.
Sequence of operations
Position reached prior to cycle start:
The drilling position is the position in the two axes of
the selected plane.
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SINUMERIK 840D/840Di/810D/FM-NC Programming Guide, Cycles (PGZ) - 04.00 Edition
Retraction plane (absolute)
Reference plane (absolute)
Safety clearance (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
2
X
2-75