Gear Grinding Machine

Details

max. wheel diameter:

2.000 mm

gear width:

1.000 mm

max. module:

- 

nominal workpiece diameter for external grinding head:

2.000 mm

max. radial travel (X-axis):

1.220 

max. tangential travel (Y-axis):

300 mm

max. axial travel (Z-axis):

1.000 mm

lowest grinding wheel position above table:

470 mm

max. depth of profile:

80 mm

milling head swivelling angle (A-axis):

+/- 45° 

work piece table: :

. 

external diameter:

1.460 mm

bore diameter x depth:

506x898 mm

max. permissible load:

20.000 kg

table speed max. :

5 min-1

hydrostatic radial bearings, axial plain bearing:

. 

autom. hydraulic table relief:

. 

grinding spindle drive:

24 kW

turning speed range:

1.200-6.000 U/min

grinding mandrel diameter:

80 mm

grinding wheel dimensions:

400x80x127 mm

integrated automatic balancing device:

. 

counterholder:

: 

steady rest diameter min./max.:

80/500 mm

Slide cross:

900  mm

tip diameter max.:

115 mm

position above table min./max.:

926/1.826 mm

Dressing:

. 

feed:

2.400 mm/min

turning speeds:

2.000-8.000 min-1

dressing wheel diameter max. :

130 mm

feed and rapid traverse:

- 

axis X:

3 m/min

axis Y:

5 m/min

axis Z:

6 m/min

weight of the machine ca.:

27.000 kg

dimensions of the machine ca.:

12 x 6 x 5 m

Total conneted load :

80 kVA

voltage:

400 V

operating frequency:

50 Hz

control voltage:

24 V DC

Description

CNC-control SINUMERIK 840 C
•Modular design in 1-channel configuration
•5 axes + 1 spindle and gear interpolation
•19" flat operating panel with 10" TFT display
•40 Mbyte hard disk capacity
•Electrical clearance with emergency strategy
•Incremental measuring systems
•Network connection (Ethernet)
•Digital drive technology
•Mobile handwheel

Gear cutting software
•Dialog software for automatic generation of part programs for profile grinding of external gears
•Data protection (Backup/Restore)
•Data import/export
•Pitch jump compensation
•Warm up program
•Offline version
•Integrated grinding time calculation
•Automatic cut distribution
•Interlock-controlled grinding during single flank grinding
•Grinding of double helical gears
•Double helical centering
•Gear measurements for involute external toothed workpieces
The following measurements can be performed: Profile measurement, flank line measurement, Pitch and concentricity test, tooth width measurement
•Measurement evaluation by area
•Printing of input data
•Printing of measurement results

Machine description and equipment
•Basic machine P2000G
•NC dressing device with two dressing spindles and additional feed axis
•Software for fault diagnosis
•Network connection (Ethernet)
•Centering device with touch probe
•Inkjet printer (colored)
•Oil mist extraction system
•External grinding head with 24kW and 6,000 rpm
•Pitch jump compensation
•Warm-up program
•Integrated grinding time calculation
•Automatic cutting division
•Interlock-controlled grinding during single flank grinding
•Special software for double helical gears
•Special software double helical centering
•Gear measurement
•Workpiece table with separate servo drive and 1-speed double worm gear
•Hardened and ground ball screws with preloaded nuts
•Full coverage of the working area
•Coolant and filtration system make Hoffmann, 32kW, tank capacity 3,000 litres, 2 x 200 l/min pump capacity, Coolant cleaning with fine filter (without using filter consumables)
•Oil recooling system with cooling circuits for the lubricant and coolant system and
for the grinding spindle drive
•Fixed tailstock column
•Tailstock with steady rest, movable hydraulically
•Adapter for steady rest with tailstock tip
•shown clamping arbor and additional table plate are not included in the scope of delivery