Sylinder slipemaskin

KELLENBERGER 1500 U

Full overhaul:
Mechanical, alignment (geometry), hydraulic, and electrical components

Wheelhead
Disassembly, cleaning of parts, replacement of worn and defective parts, overhaul of motor, replacement of bearings, replacement of belts, spindle disassembly, replacement of seals and O-rings, adjustment. Newly painted.

Workhead
Disassembly, cleaning of parts, replacement of worn and defective parts, replacement of motor, replacement of belts. New spindle bearings. Newly painted.

Tailstock
Disassembly, cleaning of parts, replacement of worn and defective parts, replacement of motor, replacement of belts. New spindle bearings. Newly painted.

Internal Grinding Attachment
Disassembly, cleaning of parts, replacement of worn and defective parts, installation of support and alignment of geometry. Newly painted.

Hydraulics
Disassembly, replacement of motor, replacement of hoses, worn and defective parts. Hydraulic block checked.

X Axis
Disassembly, replacement of worn parts such as O-rings, seals, segments, etc., overhaul of hydraulic piston, grinding of tables.
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Z Axis
Disassembly, grinding of tables, replacement of worn and defective parts, overhaul of hydraulic piston, scraping of V and flat guides. Newly painted.

Measuring System
2-axis digital readout included

Electrical Cabinet
Replacement of motor contactors and relay controls. New wiring. New variable speed drive for workhead.

TECHNICAL SPECIFICATIONS

Distance between centers 1500 mm
Distance between centers: headstock and overhung tailstock 1650 mm
Center height, standard 125 mm
Center height with riser blocks 225/250 mm
Maximum grinding diameter Ø 250 mm
Maximum grinding diameter with riser blocks 450/500 mm

Table
Usable surface 2060x140 mm
Maximum length and width for surface grinding 1750x200 mm
Manual or hydraulic longitudinal travel 1750 mm
Manual table movement, one turn of handwheel - coarse 20.006 mm
Manual table movement, one turn of handwheel – fine 2.457 mm
Table speed, stepless, hydraulic -6 m/min
Table swivel 6°
Stop, return 0-5 sec

Work Spindle
Workpiece speeds, electric stepless 20-400 rpm
Swivel range 360°
Work spindle internal taper MT5

Tailstock
Tailstock spindle internal taper MT3
Spindle return – manual or hydraulic 30 mm
Dressing diamond quill internal taper MT0

Universal Grinding Head
Cross slide travel of grinding wheel 285 mm
Rapid cross slide travel (fwd & rev) of grinding wheel 40 mm
Grinding spindle speeds 1500 – 1700 – 2200 – 3600 rpm
Vertical travel of grinding spindle, center height 125-330 mm
Cylindrical grinding wheel, max 400x50x127 mm
Surface grinding wheel, max 250x20x76 mm
Swivel of grinding head with locking every 90° 270°
Wheel feed
1 graduation of vernier 0.005 mm/Ø
Automatic feed, max 0.9 mm/Ø

Motors
Grinding spindle motor 2,900 rpm / 4.0 hp
Work spindle motor 3,000 rpm / 2.0 hp
Coolant pump motor 2,850 rpm / 0.12 hp

Internal Grinding Attachment
Bore 70 mm
Internal grinding spindle speed Ø70 mm 14,000 rpm
Internal grinding spindle speed Ø50 mm 21,000 rpm

Unless otherwise stated, technical details are provided without any obligation, errors and omissions excepted.

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