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QUICK OVERVIEW
The DNG360X1000 universal cylindrical grinding machine is suitable for external cylindrical grinding of workpieces up to 320 mm diameter. Part of the standard equipment is the internal grinding device, increasing the range of applications significantly. A po
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TECHNICAL SPECIFICATIONS
|
Distance between centers |
1000 mm |
|
Center height |
180 mm |
|
Outside grinding diameter |
8 - 320 mm |
|
Max. workpiece weight |
150 kg |
|
Inside grinding diameter with rest |
35 - 100 mm |
|
Inside grinding diameter without rest |
30 - 100 mm |
|
Inside grinding depth max. |
125 mm |
|
Table tilting range max. |
+3° to -7° |
| Table longitudinal travel max. |
1000 mm |
|
Table feed |
0,1 to 4 m/min |
|
Man. Table travel / hand turn |
6 mm |
|
Rapid feed, hydraulic |
50 m/min. |
|
Headstock |
|
|
Spindle speed |
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 |
10000 rpm |
|
Tilting range grinding headstock |
+/-30° |
|
Travel of grinding head |
180 mm |
|
Scale division |
0,0025 mm |
|
Tailstock |
|
|
Taper of tailstock sleeve |
MT 4 |
|
Travel of tailstock sleeve |
30 mm |
|
Motor power |
|
|
Sanding spindle |
5,5 kW |
|
Working spindle |
1,5 kW |
|
Inside grinding spindle |
1,1 kW |
|
Machine dimension (W x D x H) |
3700 x 1900 x 1500 mm |
|
Weight |
3700 kg |
FEATURES
- When conical grinding, the table can be swivelled to either side and exactly positioned by using the scale
- Oil film between bearing and spindle keeps vibrations at a minimum level, hence achieving outstanding results and top accuracy
- Precisely balanced spindle head and solid grinding head guarantee extraordinary results at any type of operation
- Strong reinforcements and solidly designed panels of the machine base makes it resistant to temperature fluctuations and deformations
- Spindle is mounted from both sides and features adjustable sliding bearings consisting of three segments
- Hydrodynamic bearing of spindle, therefore no contact between spindle and bearing
- Longitudinal table feed can be set to automatic mode - hydraulically driven or manual mode - by handwheel
- Stepless feed adjustments with the option of a programmable hold time at the end of each table movement
- Hydraulic or manual repositioning of grinding spindle stock
- Guideways in x- and y-axis are precisely constructed and hand-polished
- Longitudinal table guide and cross guide of grinding headstock each feature a V-guide and flat guide
Standard accessories:
- 2-axis digital readout ES-12 H with LCD-display
- Grinding wheel
- Grinding wheel flange
- 3-jaw chuck diam. 200 mm
- 2 pcs. open rest
- Closed rest
- Inside grinding device
- LED machine light
- Balancing stand
- Balancing arbor
- Frequency inverter
- 2 dead centers
- Measuring plate
- Coolant device
- Splash guard front and back
- Grinding wheel dresser
- Workpiece carrier
- Tools