CNC stružnica

Okuma LB3000EXII MYW800

CNC lathe with driven tools, part ejection blade, tool alignment eye for automatic tool setting, chip conveyor, and material feeder.

Control system: OSP-P300L CNC with 15” color touchscreen

Machine hours
Power-on time: 65,458 h (as of 18.03.2026)
NC operation time: 36,054 h
Spindle rotation time: 19,533 h
Cutting time: 16,582 h
Power consumption: 33.1 kVA

Maximum swing diameter: 480 mm
Maximum machining diameter: 340 mm
Maximum turning length: 785 mm

Clamping: Collet + 10” hydraulic chuck B210-A06-01, 3x soft jaws (Schunk KM-WBL 103),
1x hard jaws (Schunk SHB-J 100), hydraulic through cylinder SS 1770, draw tube

Main spindle: Spindle nose JIS A2-6, bore dia. 80 mm, integrated motor
Speed range: 45 - 5,000 rpm
Power/continuous duty: 22 kW / 15 kW
Continuously controlled C-axis, 360° with 0.001° increment

Sub spindle
Speed range: 50 – 6,000 rpm
Power/continuous duty: 11 kW / 7.5 kW
Spindle nose dia. 140 mm, bore dia. 62 mm, integrated motor
Continuously controlled C-axis, 360° with 0.001° increment
Collet + 6” hydraulic chuck B206-01, 3x set soft jaws (Schunk KM-WBL 62)
Hydraulic through cylinder SS1243, draw tube
Sub spindle traverse (NC axis W, stroke for W450): 595 mm
Spring-loaded part ejector on sub spindle
W axis overload monitoring (drive torque)
Tailstock clamping (tailstock) in sub spindle

Turret
Number of tool stations: 12, static and live tools BMT60 (not VDI)
Tool holder in: 25 x 25 mm
Tool holder out: dia. 40 mm

Driven tools
Drive output: 7.1/4.1 kW
Speed range: 45 – 6,000 rpm

Rapid traverse
Rapid traverse X and Z axes: 25/30 m/min
C axis rapid traverse: 200 rpm

Travel
X axis: 260 mm
Z axis: 510 mm
Y axis: 115 mm (+70 mm / -45 mm)

Machine data
Width: 3,330 mm (without feeder and conveyor)
Depth: 1,800 mm
Height: 2,250 mm
Machine weight: 5,250 kg

Accessories:
- OSP-P300L Advanced One Touch CF-M-E set including:
* Coordinate transformation function
Hnsdpfxjy A N Hxj Agisk
* Profile generation function
* Advanced One Touch IGF
* 3D machining process simulation
* Overcut time control
* Load monitoring (spindle, feed axes)
* NC operation monitoring (incl. part counting)
* Cycle time reduction function
* Hi-Cut Pro function
* Spindle speed control function
- High-pressure cooling, max. 20 bar, max. 50 l/min
- Material feeder ILS type MUK 7012, with bar magazine 6–70 mm/1,250 mm, year 05/2014, manufacturer Kurt Breuning – IRCO Maschinenbau GmbH, Steinenbronn
- Filtermist FX4002 extractor

Machine equipment:
- Collet chuck: SMW AUTOBLOK: KSZ-DZN-065-A06 201342 (currently on main spindle)
Collets for dia. (mm): 6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28 –29–30 31–32–34–35–36–38–39–40–41–42–44–45–46–48–50–51–53–55–57–60–64–6 5
Collets with keyway dia. (mm): 55–60–65
- Collet chuck: SMW AUTOBLOK: KSZ-DZN-042 Z140 205073 (currently on sub spindle)
Collets for dia. (mm): 6–7–8–9–10–11–12–13–14–15–16–17–18–19–20–21–22–23–24–25–26–27–28 –30 31–32–34–35–36–39–38–40–41
- Holders: Axial holder - 5x; Toolholder - 5x; Parting blade holder - 2x; Double-face driven tool holder - 3x; Cross driven tool holder - 3x
- Reducing bushing (made from bar stock)
- Reducer – nylon dia. (mm): 12–14–15.5–17–20–22–24–26–28–30–31–34–36–38–40–42–44–47–50–52

06/2019 spindle repair due to defective bearings.
06/2025 U4 control unit replaced.
10/2025 M control unit replaced.

Repairs performed by manufacturer (supplier) technicians, original parts used after overhaul.

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