مخرطة CNC

VDF Boehringer VDF 250 Cm

Used CNC Lathe
Make: Boehringer
Type: VDF 250Cm
Year of Manufacture: 1997

VDF Boehringer 250C
The machine has the following features:
1000mm turning length
No tailstock
Driven tools
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Special indexing chuck
Siemens 840C control system

The Boehringer VDF 250Cm is a CNC lathe designed for machining chucked parts. It is characterized by its robust construction and precise machining capabilities.

Technical Specifications (Model Year 1997)

Working Area:
Swing over Bed: 550 mm
Swing over Cross Slide: 480 mm
X-Axis Travel: 405 mm
Z-Axis Travel: 1,099 mm
Maximum Turning Length: 1,000 mm

(None) Tailstock:

Tool Turret:
Number of Positions: 12
Tool Holder: VDI 50 DIN 69880
Live Tools: YES

Spindle:
Spindle Head 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 Feeds: 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:
Pivoting control panel
Hydraulic system from 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-hand discharge
3-jaw power chuck
Oil mist extraction
Control cabinet with cooling unit and temperature controller from RITTAL

Control system:
SIEMENS SINUMERIK 840 C

Variants and Differences

There are various variants of the VDF 250 series, such as the VDF 250 CU, which can be equipped with different control systems (e.g., PHILIPS B2T) and technical specifications. Some models feature driven tools and a tailstock, while others are designed as pure chuck-type lathes without a tailstock.

Conclusion

The Boehringer VDF 250 Cm is a versatile CNC lathe characterized by its stability and precision. With its robust construction and extensive features, it is ideally suited for machining chucked parts in a variety of production environments.

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