CYLINDRICAL GRINDING MACHINE KELLENBERGER 1500-U completely overhauled with new painting

Manufacturing origin CH
Netweight 2800 Kg
Custom position 8460.2920

TECHNICAL DATA

Distance between centres 1500 mm
Distance between centres headstock and tailstock
overhanging 1650 mm
Height of centres, normal 125 mm
Height of centres,with removable intermediary plates 175/200 mm 225/250 mm
Max grinding diameter Ø 250 mm
Max. grinding diameter, with intermediate plates 350/400 mm 450/500 mm

Table
Working surface of table 2060×140 mm
Maximum length and width for surface grinding 1750×200 mm
Longitudinal travel, manual or hydraulic 1750 mm
Manual table motion, 1 turn – coarse 20,006 mm
Manual table motion, 1 turn – fine 2,457 mm
Table speed, stepless hydraulic -6 m/min
Table swivel 6°
Reversing dwell 0-5 sec.

Work spindle head
Workpiece speeds, stepless electric 20-400 min-1
Swivel 360°
Inner taper of work spindle MT5

Tailstock
Inner taper of tailstock spindle MT3
Manual or hydraulic spindle speed return 30 mm
Inner taper for trueing diamond MT0

Universal grinding spindle head
Transverse movement of wheel slide 285 mm
Hydraulic rapid whee slide motion, forward and reverse 40 mm
Grinding spindle speeds 1500 – 1700 – 2200 – 3600 min-1
Vertical motion of grinding spindle head, height of centres 125-330 mm
Wheel for cylindrical grinding max. 400x50x127 mm
Surface grinding wheel 250x20x76 mm
Swivel of grinding spindle head with locking every 90° 270°

Grinding wheel infeed
1 graduation of feed scale 0.005 mm/Ø
Automatic feed, max 0.9 mm/Ø
Infeed per table reversal, stepless 0.001-0.03 mm/Ø
Infeed for plunge grinding 0.001-0.05 mm/sec.
Micrometer stop, 1 graduation 0.001 mm/Ø

Motors
Grinding spindle motor 2’900 min-1 / 4,0 hp
Work spindle motor 3’000 min-1 / 2,0 hp
DC motor 1,2 hp
Oil pump motor 2’760 min-1 / 1,0 hp
Cooland pump motor 2’850 min-1 / 0,12 hp

Internal grinding attachment
Bore 70 mm
Speed of internal grinding spindle Ø70 mm. 14'000 min-1
Speed of internal grinding spindle Ø50 mm 21'000 min-1

errors and omissions excepted-data given without obligation