Siemens SINUMERIK 840D Operation & Programming Manual

12
08.02 Examples
12.3 Exam
p
le 3: External machinin
g
with thread undercuts and
g
rooves
12
© Siemens AG, 2002. All rights reserved
SINUMERIK 840D/810D Operator's Guide ManualTurn (BAM) – 08.02 Edition 12-197
Position: Set cutting position
+
External
Thread lead P: 1.75 mm/rev
Reference point X0: 40 Z0: -40
Plunge angle α
αα
α: 30
Cross-feed in X V: 40
Infeed D: 1 inc
Finishing allowance U: 0.1 inc
• Press soft key
Result:
7. Groove with tapers/radii
(roughing)
• Call
STOCK REMOVAL mode and press the soft key
• Set parameters:
T3 F: 0.12 mm/rev S: 180 m/min
Set position and reference point
Reference point X0: 60 Z0: -60
Groove width B1: 4 inc
Groove depth T1: 3 inc
Flank angle α
αα
α1: 15 α
αα
α2: 15
Radius R1: 0.5 R2: 0 R3: 0 R4: 0.5
Infeed depth 1st cut D: 0
Finishing allowance U: 0.1
Tool edge width BS: 3
Number of grooves N: 2
Groove offset P: 10 inc
• Press soft key

Siemens SINUMERIK 840D Specifications

General

Series	SINUMERIK 840D
Axes	Up to 31
Channels	Up to 10
Operating System	Windows-based
Power Supply	24 V DC
Control Unit Type	CNC
Interface	Ethernet, PROFIBUS
Display	TFT color display
Interpolation	Spline
PLC	Integrated PLC
Data Storage	CompactFlash, USB