Bernardo Cylindrical grinding machines URS 500 N

Product No.:
05-1370
Shippingtime:
upon request (abroad may vary)
Weight per unit:
2170 kg
28.080,00 EURplus 19 % tax, excl. Shipping costs

Bernardo Cylindrical grinding machines URS 500 N

The URS 500 N universal cylindrical grinding machine is suitable for outside grinding operations up to 200 mm in diameter. The machine comes complete with an inside grinding device to increase the application range significantly. Most commonly this model is used in machine construction, tool and mould shaping and in the production of small series.

 

Technische Spezifikationen

Distance between centers

500 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 -9°

Table longitudinal travel max.

600 mm

Table feed

0,1 bis 4 m/min

Man. table travel / hand turn

6 mm/rev.

Headstock

 

Spindle speed, stepless

25 – 220 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)

2150 x 1450 x 1700 mm

Weight approx.

2170 kg

Features

  • Table can be tilted for conical grinding operations and scale allows adjustment to desired position
  • Spindle stock can be swivelled 180° for inside grinding operations
  • Main spindle is mounted hydro-dynamically – oil film prevents contact between spindle and bearing
  • Longitudinal table guide and grinding spindle stock cross guide feature V- and flat guiding each
  • Strong reinforcements and generously designed walls make the machine base resistant to temperature fluctuations and deformations
  • Oil film between spindle and bearing reduces the vibrations to a minimum to achieve top results and high accuracy
  • Stepless feed adjustment with selective programmable stop at end of each table movement
  • Precisely adjusted spindle head and solid grinding spindle stock to achieve top processing results at various grinding operations
  • Precisely polished and manually finished guideways in x- and y-axis
  • Hydraulic or manual resetting of grinding spindle stock
  • Longitudinal movement of table is either manually by handwheel or automatically by hydraulic feed
  • Grinding spindle features bearings on both sides and adjustable sliding flat grids

 

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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