CNC torna ve freze merkezi

Okuma Mac Turn 550 W

The machine has been serviced annually under a maintenance contract with Okuma.

Okuma Mac Turn 550 W / 9-axis turning-milling center
Year of manufacture: 2005
Control: OSP-E 100 L / extension kit “M” Kit One Touch IGF
Milling spindle slide X/Y/Z/B
Sub-spindle W axis
Main spindle with C axis
Sub-spindle with C axis
Lower turret slide X/Z axis
Max. turning diameter: 720 mm
Turning length: 2,000 mm
Distance between tailstock and spindle nose: 2,505 mm
Y axis: 250 mm / +/- 125 mm
Main spindle speed up to 3,500 rpm
Spindle power: 30 kW
Lower turret with 12 positions, without driven tool stations
Lower turret with steady rest, thus only 9 positions instead of 12
Self-centering steady rest 35 - 240 mm
Milling spindle stepless B axis 0.001°
Magazine for 80 tools
HSK 100 interface
New Forkhart 3-jaw chuck, Ø 400 mm, valued at €12,000
Sub-spindle currently with mandrels, supplied without mandrels
Enlarged main spindle, 110 mm, Ø 150/110 mm
Spindle nose size 11
2-stage clamping pressure
Sub-spindle as hollow-shaft motor, speed up to 3,800 rpm
Ethernet LAN interface
Renishaw in-process measurement
Additional measuring system for Y axis
Tool length 450 mm instead of 350 mm
Automatic doors for both doors
Chip conveyor
Gravity band filter with clean tank 900 liters
Frequency-controlled supply pump up to 20 bar

The machine has been serviced annually under a maintenance contract with Okuma.

In 2023, the cable carrier of the W axis, including all hoses, was replaced.
In October 2024, the linear guides for X/Y/Z were renewed.
The performed work was carried out by Okuma:
- Machine cleaned
- Sheet metal and covers disassembled
- 8-axis removed
- Gantry column dismantled and lifted out of the machine. ATC dismantled and removed from the machine
- All linear guides removed
- Mounting surfaces of the ZA axis cleaned
- New ZA axis linear guide, including carriages, installed and tightened to the specified torques
- New ZA axis ball screw, including bearings, installed
- Base plate of the gantry installed and tightened to specified torques or screwed to the carriages. Lubrication lines connected
- ATC, including attachments, installed and connected
- New YA and XA linear guides installed and tightened to the specified torques. New YA axis ball screw, including bearings, installed
- Gantry column installed and lubrication lines connected. XA base plate positioned and aligned
- 8-axis mounted and aligned
- H1 turret installed
- Drive motor for the 8th axis mounted
- Assembly of 8th axis and new H1 as well as geometry setting
- Function test of 8th axis and H1
- Run-in program for B-axis approx. 12h, after which old oil removed from the 8th axis
- Run-in program for H1 and defect report for OEG created
- Left door installed, various sheet metal parts adjusted
- Chuck installed
Ppsdpfx Aoyt Nvtonxer
- Adjusted zero points
- Checked tool change

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