DANOBAT R3-4000-S5 内圆磨床

grinding diameter: 850 mm
grinding length: 4.000 mm
centre height: 525 mm
workpiece weight max. betw. centres with steady: 5.000 kg
control: SINUMERIK 840 D
Feeds & travels: -
feed Z-axis: 0,01 – 6.000 mm/min
feed X-axis: 0,01 – 6.000 mm/min
Travel Z-axis (table): 4.500 mm
Travel X-axis (grinding spindle): 650 mm
Grinding wheel: -
Max. Dimension: Ø1.060x60x304,8 mm
grinding wheel speeds: 1.100 min-1
peripheral speed: 45 m/sec
power: 22 kW
tail stock: -
Taper: MK 6
quill travel: 100 mm
diameter of quill: 115 mm
Workpiece spindle: -
Taper: MK 6
Speed range workpiece: 10 - 120 min-1
torque of the drives: 41,5 NM
control:
total power requirement: 52 kW
weight of the machine ca.: 25,5 t
Equipment & Accessories
CNC cylindrical grinding machine in most robust design for heavy workpieces
• Scope of geometric retrofit:
• Slideways of X- and Z-axis regrinded, intermediate table and top table
regrinded
• Centre height of headstock and tailstock readjusted
• Machine checked from the bottom up and rebuilt
• Cabling in the machine renewed
• Hydraulic tubes and lines renewed
• Ball screws of X- and Z-axis renewed
• New bellows
• Wearing parts replaced
• New machine painting in two-layer-structure with oil-resistant and
abrasion-resistant two-component paints, color RAL 7035 light gray and RAL 5007
brilliant blue
• CNC Control SINUMERIK 840 D
• New balancing of the grinding wheel
• 2 pc. Grinding wheels Ø 1.000 x 60 x 304,8 mm
• 2 pc. Support bearing
• Front drivers + 1 pc. travelling tailstock tip
• Coolant unit with belt filter
• Full enclosure of the workspace with 2 large sliding doors
• Extraction unit for emulsion mist
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