Bernardo Cylindrical grinding machines URS 800 N


21.820,00 EURplus 19 % tax, excl. Shipping costs



Product No.:
05-1371
Shippingtime:
upon request (abroad may vary)
Weight per unit:
2570 kg

Bernardo Cylindrical grinding machines URS 800 N

The URS 800 N universal cylindrical grinding machine features an excellent range of standard accessories which includes an inside grinding device and a 2-axis position display. Designed predominantly for model and tool making, this model is popular for the production of small series.

 

Technische Spezifikationen

Distance between centers

800 mm

Center height

135 mm

Outside grinding diameter

8 – 200 mm

Max. workpiece weight

60 kg

Inside grinding diameter

13 – 100 mm

Inside grinding depth max.

125 mm

Table tilting range max.

+3° to -7°

Table longitudinal travel max.

850 mm

Table feed

0,1 bis 4 m/min

Man. table travel / hand turn

6 mm/rev.

Headstock

 

Spindle speed, stepless

25 – 380 rpm

Spindle taper

MT 4

Tilting range spindle

90°

Grinding headstock

 

Sanding disc

400 x 50 x 203 mm

Spindle speed

1670 rpm

Speed inside grinding spindle

20000 rpm

Tiltange range grinding headstock

+/- 30°

Travel of grinding head

200 mm

Scale division

0,005 mm

Tailstock

 

Taper of tailstock sleeve

MT 4

Travel of tailstock sleeve

35 mm

Motor power

 

Sinding spindle

4,0 kW

Working spindle

0,75 kW

Machine dimension (W x D x H)

2900 x 1450 x 1700 mm

Weight approx.

2570 kg

Features

  • Hydro-dynamically mounted main spindle, oil film prevents contact between spindle and bearing
  • For conical grinding operations table can be tilted - scale allows precise adjustment to desired position
  • Guideways in x- and y-axis are precisely polished and manually finished
  • Longitudinal table guide and grinding spindle stock cross guide each feature V- and flat guiding
  • Achieve smooth results at various grinding operations due to the precisely adjusted spindle head and solid grinding spindle stock
  • Strong reinforcements and generously designed walls make the machine base resistant to temperature fluctuations and deformations
  • Oil film between spindle and bearing keeps the vibrations to a minimum to achieve top results and high accuracy
  • Longitudinal movement of table is either manual (by hand wheel) or automatic (by hydraulic feed)
  • Stepless feed adjustment with selective programmable stop at end of each table movement
  • Hydraulic or manual repositioning of grinding spindle stock
  • Grinding spindle features bearings on both sides and adjustable sliding flat grids
  • Swivelling spindle stock (up to 180°) for inside grinding operations

 

Standard accessories:

  • 2-axis digital readout
  • Grinding wheel
  • Grinding wheel flange
  • 3-jaw chuck 200 mm
  • Frequency inverter
  • Open rest
  • Closed rest
  • Inside grinding device
  • LED machine light
  • Balancing stand
  • Balancing arbor
  • 2 dead centers
  • Coolant device
  • Splash guard
  • Grinding wheel dresser
  • Workpiece carrier
  • Tools
 
 
 
 
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