Cilindrinė šlifavimo staklės

KELLENBERGER 1500 U

Completely overhauled:
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Mechanics, geometry, hydraulics, and electrical parts

Wheelhead
Disassembly, cleaning of parts, replacement of worn and defective components, motor overhaul, bearing replacement, belt replacement, spindle disassembly, replacement of seals and O-rings + adjustment. Newly painted.

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

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

Internal Grinding Attachment
Disassembly, cleaning of parts, replacement of worn and defective components, assembly of the mounting and alignment of geometry. Newly painted.

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

X Axis
Disassembly, replacement of worn parts such as O-rings, seals, segments, etc., hydraulic piston overhaul, table grinding.

Z Axis
Disassembly, table grinding, replacement of worn and defective parts, hydraulic piston overhaul, scraping of V and flat guides. Newly painted.

Measuring System
2-axis digital readout included

Electrical Cabinet
Replacement of motor terminals and relay controls. New wiring. New frequency inverter for the workhead.

TECHNICAL SPECIFICATIONS

Distance between centers 1500 mm
Distance between centers (headstock and overhanging tailstock) 1650 mm
Center height, standard 125 mm
Center height with raising blocks 225/250 mm
Maximum grinding diameter Ø 250 mm
Maximum grinding diameter with raising 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 per handwheel revolution – coarse 20.006 mm
Manual table movement per handwheel revolution – fine 2.457 mm
Continuous table speed, hydraulic –6 m/min
Table swivel 6°
Stop, return 0–5 sec.

Work Spindle
Workpiece speeds, continuously variable 20–400 min-1
Swivel 360°
Work spindle internal taper MT5

Tailstock
Tailstock spindle internal taper MT3
Manual or hydraulic spindle retraction travel 30 mm
Dressing diamond internal taper MT0

Universal Grinding Head
Transverse wheel slide travel 285 mm
Rapid traverse, wheel slide (forwards & backwards) 40 mm
Grinding spindle speeds 1500 – 1700 – 2200 – 3600 min-1
Vertical movement 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 at 90° increments 270°
Wheelfeed
One division of vernier 0.005 mm/Ø
Automatic feed, max 0.9 mm/Ø

Motors
Grinding spindle motor 2,900 min-1 / 4.0 hp
Workhead spindle motor 3,000 min-1 / 2.0 hp
Coolant pump motor 2,850 min-1 / 0.12 hp

Internal Grinding Device
Bore 70 mm
Int. grinding spindle speed Ø70 mm 14,000 min-1
Int. grinding spindle speed Ø50 mm 21,000 min-1

Unless otherwise stated, the technical data is provided without guarantee of accuracy or completeness.

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