Karuselový sústruh - dvojstĺpový

RAFAMET KCF 320 / 350

Face plate diameter: 3,200 mm
Swing diameter: 3,500 mm
Turning height: 2,200 mm
Machine dimensions (L x W x H): 7,730 x 6,240 x 6,700 mm
CNC control: Siemens 840 D sl
Voltage: 3 x 400 V
Frequency: 50 Hz
Spindle speed: 0.8 – 40 rpm
Max. turning diameter: 3,500 mm
Total power requirement: 51 kW
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Machine weight: approx. 86 t

Technical data:

Type of machine: CNC vertical turning lathe
Manufacturer: Rafamet
Year of manufacture: 1973 (conventional)
Completely overhauled, CNC retrofit in 2010
CNC control upgrade in 2016
CNC system: Siemens 840 D sl
Condition: very good

Face plate (chuck)
Face plate turning diameter: 3,200 mm
Number of face plate speed ranges: 3 (infinitely variable)
Face plate speed range: 0.8 – 40 rpm
Stage I: 0.8 – 3 rpm
Stage II: 0.8 – 11 rpm
Stage III: 0.8 – 40 rpm

Workpiece machining
Max. turning diameter: 3,500 mm
Max. workpiece turning height above face plate: 2,200 mm

Vertical slides
Minimum axis distance between vertical slides: 470 mm
Max. ram travel (left vertical slide): 985 mm
Max. ram travel (right vertical slide): 985 mm
Axis feeds – infinitely variable
Max. X1,2: 3 m/min
Max. Z1,2: 2.5 m/min
Ram not swiveling

Saddle – cross beam
Rapid traverse of cross beam: 600 mm/min
Max. distance from cross beam to face plate: 2,300 mm

Load capacities
+ Permissible turning force when machining workpieces with a turning diameter of 2,000 mm at a speed of 20 m/min: 8,000 kg
+ Max. chip cross section for steel parts (Fz = 50 kg/mm²) at 20 m/min, all slides: 45 mm²
+ Max. chip cross section for steel parts (Fz = 50 kg/mm²) at 20 m/min, one vertical slide at max. ram length 985 mm: 2.5 mm²
+ Max. chip cross section for cast iron (HB = 160 kg/mm²) at 20 m/min, all slides: 120 mm²
+ Max. chip cross section for cast iron (HB = 160 kg/mm²) at 20 m/min, one vertical slide at max. ram length 985 mm: 22.5 mm²
+ Max. permissible workpiece weight at 0.8 – 3.15 rpm: 17,500 kg
+ Max. permissible workpiece weight at 4 – 40 rpm: 7,500 kg

Electric motors
Main drive motor power & speed: 51 kW
Feed motor power (vertical slide beam): 16 Nm (2 units, gearbox 1:10)
Feed motor power (ram): 16 Nm (2 units, gearbox 1:12)
Hydraulic pump motor power & speed (2 units): 3 kW – 1,500 rpm
Clamp hydraulic motor power (vertical slide beam): 1.5 kW – 1,500 rpm
Cross beam adjustment motor power & speed: 15 kW – 1,500 rpm

Compressed air supply and other utilities
Compressed air connection: 6 bar, oil- and water-free

Power requirements
Voltage: 3 x 400 V
Control voltage: 24 V
Frequency: 50 Hz
Fuse protection: 315 A
Main machine dimensions & weight
Length: 7,730 mm
Width: 6,240 mm
Height: 6,700 mm
Weight: 85,750 kg

Tooling
Capto 60 interface
Not driven

Front plate
Front plate turning diameter: 3,200 mm
Clamping plate diameter: 3,400 mm
Number of front plate speed ranges: 3 (infinitely variable)
Front plate speed ranges: ...

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