Gewindeschleifmaschine REISHAUER UL 900, B.j. 1984

workpiece diameter: 250 mm
threading length: 900 mm
thread pitch: 100 mm
total power requirement: 15 kW
weight of the machine ca: 7000 kg
dimensions of the machine ca: m

R E I S H A U E R (Switzerland)
Universal Thread- Worm-and Ballscrewspindle Grinding Machine
Model UL 900 Year 1984 # 54980-x
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Grinding length 900 mm
Max. workpiece clamping length 1.200 mm
Workpiece Ø / thread Ø, min./max. 10 – 250 mm
Max. weight of workpiece 200 kg

Workspindle bore 65 mm

Lead range for single-rib wheels 0.3 – 100 mm
Lead range for multi-rib wheels 0.6 – 6 mm
Max. profile 10 module
Max. lead angle +/- 40 °

Grinding wheel dimensions, Ø x width 350 x 20/40 mm
Relief grinding size 0.01 – 8 mm
Presettable number of flutes 2 – 10, 12, 14 and 16
27 workpiece speeds 0.4 – 160 rpm
Grinding wheel speeds steplessly adjustable 1,000 – 2,500 rpm

Spindle drive, approx. 7,5 kW
Total electric load 15 kW - 400 V - 50 Hz
Weight approx. 7.000 kg

Accessories / Special Features:

The Pre-Owner ( a Ball-Screw Spindle Manufacturer) has modified and
retrofitted the complete Grinding Wheel Dressing device with a SIEMENS
PLC – Control with Monitor so that all Dressing Parameters can be set
directly on the panel according to the Workpiece/Grinding Cycle.
(No. of Dressing strokes/Infeed/Compensation/new grinding wheel/etc.)
Furthermore a professionally self designed motor-driven diamond roll
profiling device mounted above the grinding wheel, suitable for single
and multi-ribbed grinding wheels
Automatic plunge-cut device. Automatic lift-off of grinding slide for
return of Workpiece.
Relief grinding device with cams, also suitable for plunge-in cuts.
Hydraulic Copy/Taper Grinding Device controlled by a template on the table
movement.
Hydraulic tailstock with foot switch and expansion compensation.
Steplessly regulated speeds of grinding wheel by a SIEMENS Transformer.
Lift-off safety hood over the working area, etc.
Full set of change gears, sep. switch cabinet, small coolant device,
some grinding wheel flanges, etc.

This machine is ideal suitable for grinding Ballscrewspindles, Worms,and
threaded spindles!

Condition : Good to very good. Machine can be soon inspected under power.
Rare Machine because of extended grinding length
Delivery : Ex stock as inspected.
Payment : Net, after conclusion of contract.