Κέντρο κατεργασίας CNC τόρνου και φρεζαρίσματος

Okuma Mac Turn 550 W

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

Okuma Mac Turn 550 W,
Year of manufacture: 2005,
Control: OSP-E 100 L,
Max. turning diameter: 720 mm,
Distance between tailstock tip and spindle tip: 2,505 mm,
Y-axis travel: 250 mm,
Main spindle speed up to 3,500 rpm,
Spindle power: 30 kW,
Lower turret with 12 positions,
Milling spindle with infinitely variable B-axis,
Tool magazine with 80 positions,
HSK 100 tool holder,
3-jaw chuck, diameter 315 mm.

In 2023, the cable carrier for the W-axis, including all hoses, was replaced.
In October 2024, linear guides for X/Y/Z axes were replaced.
All work was carried out by Okuma:

- Machine cleaned.
- Sheet metal cladding and covers dismantled.
- 8th axis removed.
- Gantry (ram) dismantled and removed from machine. ATC removed and taken out of machine.
- All linear guides dismantled.
- Mounting surfaces of the ZA-axis cleaned.
- New ZA linear guide, incl. carriages, installed and tightened to specified torque.
- New ZA ball screw incl. bearings installed.
- Gantry base plate installed and tightened to specified torque or screwed to the carriages. Lubrication lines connected.
- ATC, including attachments, installed and connected.
- New YA and XA linear guides installed and tightened to specified torque. New YA ball screw incl. bearings installed.
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- Gantry inserted and lubrication lines connected. XA base plate installed and aligned.
- 8th axis installed and aligned.
- H1 turret installed.
- 8th axis drive motor installed
- Mount 8th axis + new H1 and adjust geometry
- Functional check of 8th axis and H1
- Run-in program for B-axis approx. 12h, then drain old oil from 8th axis
- Run-in program for H1 and create defect report for OEG
- Install left door and adjust various sheet metal parts
- Install chuck
- Adjust reference points
- Check tool changes

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