Cylindrical Grinding Machine

TOS HOSTIVAR BUB 50/2000

Centreless cylindrical grinding machine | Brand: TOS HOSTIVAR
Model: BUB 50/2000 | Year of manufacture: 1989

The machine can be inspected by prior appointment under power.
Condition: In working order / ready for operation.

TECHNICAL SPECIFICATIONS
Machine working range:
- Swivel diameter: 500 mm
- Swivel diameter in open die: 10–140 mm
- Diameter in closed centre: 10–130 mm
Centre distance: 2.000 mm

Workpiece headstock and tailstock:
- Workpiece headstock, only towards the grinding headstock,
swivels by: 90° (degree)
- Chuck diameter: 200 mm
- Taper in the workpiece spindle: MORSE 5
- Travel of the tailstock quill: 40 mm
- Taper in tailstock quill: MORSE 5
- Front end of the workpiece spindle, size 5
- Cross-travel of tailstock centre: +0.1
- Tailstock clamping force: 0 – 4.000 N

Grinding headstock:
- Grinding headstock can be swivelled by: -15°, +45° (degree)
- Adjustable via ball screw by: 310 mm
- Total travel: 370 mm
- Rapid traverse range of the headstock: 60 mm

Grinding wheel:
- Dimensions of the grinding wheel: 500 x 80 x 203 mm
- Diameter of a partially worn grinding wheel: 380 mm
- Max. width of the grinding wheel: 125 mm

Machine table:
- Min. table travel: 1 mm
- Max. table travel: 2.200 mm
- Table speed, infinitely variable: 0,05 - 5 m/rev
- Table feed rate: 6 m/rev
- Dressing speed: 0,05 - 5 m/rev
- Table swivels through: +6° to -3° (degree)

Dimensions / weight of workpiece:
- Max. workpiece mass
* when clamped between centres: 350 kg
* when clamped in a free-hanging position, including clamping device: 60 kg
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Speeds:
- Number of speed settings for the grinding spindle: 2
- Grinding spindle speeds: 1.720, 1.980 rpm
- Peripheral speed of the grinding wheel: 45 m/rev/sec
- Number of speed settings for the drive disc, with stepless ranges: 2
- Drive disc speeds: 18 - 112, 90 - 560 rpm

Drive:
- Total power requirement of the machine: 16 kVA

Machine dimensions:
- Machine footprint, including overhangs:
* Length: 7.260 mm / Width: 2.570 mm
- Machine weight with standard accessories: 6.5 tons

A wide range of accessories is included in the sale.

No guarantee is given as to the completeness or accuracy of the technical
specifications and the equipment. - Subject to prior sale -