CNC turn-mill center

Okuma Macturn-350-2SW-1500

Okuma Macturn 350 2SW-1500 Big Bore main spindle, machine type CNC turning-milling center
Make / manufacturer Okuma Okuma
Model / type MacTurn 350 2SW1500 BigBore
Year of manufacture 2008 / 2009
Control OSP P 200 L
IGF One Touch Advanced + CAS

Spindle turning time 6437 h

Technical data
Max. turning diameter: 550 mm
Max. turning length: 1,500 mm
Travel path of upper turret (milling spindle):
X-axis: 505 mm/190 mm/1670 mm
Y-axis: 190 mm (+95 /-95)
Z-axis: 1670 mm
W-axis: 1680 mm
Travel path of lower turret: X/Z 210 mm/ 1670 mm
Main spindle “Big Bore” version
Spindle motor main spindle 22 kW, 412 Nm
Max. speed main spindle 3800 rpm
Spindle nose main spindle JIS A2-8
Spindle passage 80 mm
Max. bar diameter: 71 mm
C-axis 0.001 °
Counter spindle “Super Big Bore” version
Spindle motor counter spindle 22 kW, 412 Nm
Max. speed counter spindle 3300 rpm
Spindle end counter spindle JIS A2-8
Spindle passage 80 mm
Max. bar diameter: 71 mm
Milling spindle
Spindle motor milling spindle: 11 kW
Max. speed milling spindle: 12000 rpm
Tool holder: HSK 63
B-axis: 0.001°
Tool magazine: 44 stations
Lower turret
Tool positions: 12
Tool holder: VDI-40,
Driven tool stations: 12 positions
Max. power of driven tools: 7.5 kW
Max. speed of driven tools 4500 rpm
Machine weight: approx. 15,000 kg
Space requirement 6000 x 3500 x 3000 cm
Other features
- High pressure cooling 40 bar
- Chip conveyor Interlit ISF 614
- Heavy crane filter Interlit SBP 4
- Touch Setter
- Helical Cutting - 4 Extra M-Code Set
- 2x hydraulic power chuck SMW BH-D 315-95 diam. 250 mm
- DNC- T1 interface
- RS 232 C interface
- Chuck blow-off function main counter spindle
- TAS -S + TAC-C

Status report after commissioning in Bergisch Gladbach

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Geometry measurement results
Reverse play XA - axis 0.015 mm
Reverse play XB - axis 0.015 mm
Reverse play ZA - axis 0.020 mm
Reverse play ZB - axis 0.020 mm
Reverse play Y - axis 0.010 mm
XA - axis measured with measuring mandrel at 300 mm 0.02, YA at 300 mm 0.007in T1,T2, T3
B-axis: alignment and function good
M-drive lower turret: tested and good
Milling spindle: tested up to 6000 rpm, no abnormalities
Main/counter spindle tested , no abnormalities
High pressure pumps function well, no abnormalities
Accessories
- 2 x hydraulic crane chuck SMW
- pallet with 16 driven tool holders, 10 HSK 63 holders, 3 VDI 40 holders
- lifting hook on the front
- all original axle locks
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