CNC stružnica

VDF Boehringer VDF 250 Cm

Used CNC Lathe
Manufacturer: Boehringer
Model: VDF 250Cm
Year of manufacture: 1997

VDF Boehringer 250C
The machine features the following equipment:
- 1000 mm turning length
- Without tailstock
- Driven tools
- Special swivel chuck
- Siemens 840C control

The Boehringer VDF 250 Cm is a CNC lathe designed for chuck workpieces. It is distinguished by its robust construction and high-precision machining capabilities.

Technical Data (Model Year 1997)

Working Area:
- Swing diameter over bed: 550 mm
- Swing diameter over cross slide: 480 mm
- X-axis travel: 405 mm
- Z-axis travel: 1,099 mm
- Maximum turning length: 1,000 mm

(No) Tailstock:

Tool Turret:
- Number of stations: 12
- Tool holder: VDI 50 DIN 69880
- Driven tools: YES

Spindle:
- Spindle nose size: 8 DIN 55026
- Spindle bore: 103 mm
- Max. chuck diameter: 315 mm
- Max. drive power (50% duty cycle): 53 kW
- Max. torque: 780 Nm
- Speed range: 30–3,000 rpm

Feeds:
- Automatic feed rates: 1–10,000 mm/min
- Rapid traverse speed: 10 m/min (X and Z axes)
- Max. feed force: 15 kN

Dimensions and Weight:
- Machine dimensions (L × W × H): approx. 5,400 × 3,200 × 2,400 mm
- Machine weight: approx. 11,000 kg

Equipment:
- Swiveling control panel
- Hydraulic system by HYDROKRAFT
- Coolant system with 600 l tank, max. pump pressure 5.5 bar, flow rate 60 l/min, pump power 1.1 kW
- Chip conveyor with 325 l tank capacity, right-side discharge
- 3-jaw power chuck
- Oil mist extraction
- Electrical cabinet with cooling unit and temperature controller by RITTAL

Control:
Hodjwlap Aopfx Af Teng
SIEMENS SINUMERIK 840 C

Variants and Differences

There are various versions of the VDF 250 series, such as the VDF 250 CU, which may be equipped with different controls (e.g., PHILIPS B2T) and technical specifications. Some models feature driven tools and a tailstock, while others are pure chuck machines designed without a tailstock.

Conclusion

The Boehringer VDF 250 Cm is a versatile CNC lathe known for its stability and precision. Its robust design and comprehensive features make it ideal for machining chuck parts in various production environments.

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