Valjčna brusilka

KELLENBERGER 1500 U

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

Grinding Wheel Headstock
Disassembly, cleaning of components, replacement of worn and defective parts, motor overhaul, replacement of bearings, replacement of belts, spindle disassembly, replacement of seals and O-rings plus adjustment. New paintwork.

Workpiece Headstock
Disassembly, cleaning of components, replacement of worn and defective parts, motor replacement, replacement of belts. New spindle bearings. New paintwork.

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

Internal Grinding Attachment
Disassembly, cleaning of components, replacement of worn and defective parts, assembly of support and geometry alignment. New paintwork.

Hydraulics
Disassembly, motor replacement, replacement of hoses, worn and defective parts. Check hydraulic manifold.

X Axis
Disassembly, replacement of worn components such as O-rings, seals, segments, etc., overhaul of hydraulic cylinder, grinding of tables.

Z Axis
Disassembly, grinding of tables, replacement of worn and defective parts, overhaul of hydraulic piston, scraping of V and flat guides. New paintwork.

Measuring System
2-axis digital readout included

Electrical Cabinet
Replacement of motor contactors and relay controls. New wiring. New variable frequency drive for workpiece headstock.

TECHNICAL SPECIFICATIONS

Centre distance 1500 mm
Centre distance, headstock to overhanging tailstock 1650 mm
Centre height, standard 125 mm
Centre height with riser block 225/250 mm
Maximum grinding diameter Ø 250 mm
Maximum grinding diameter with risers 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, 1 handwheel revolution – coarse 20.006 mm
Manual table movement, 1 handwheel revolution – fine 2.457 mm
Table speed, stepless, hydraulic –6 m/min
Table swivel 6°
Stop, return 0–5 sec.

Workhead Spindle
Workpiece speed, stepless electric 20–400 rpm
Swivel 360°
Internal taper of workhead spindle MT5

Tailstock
Internal taper of tailstock spindle MT3
Quill retraction, manual or hydraulic 30 mm
Internal taper for diamond dresser MT0

Universal Grinding Head
Transversal slide stroke (grinding wheel) 285 mm
Rapid traverse of grinding wheel slide, forward and back 40 mm
Grinding spindle speeds 1500 – 1700 – 2200 – 3600 rpm
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Vertical movement of grinding spindle, centre height 125–330 mm
Grinding wheel for cylindrical grinding, max 400x50x127 mm
Grinding wheel for surface grinding, max 250x20x76 mm
Swivel angle of grinding head, lockable every 90° 270°
Wheel feed
1 division of vernier 0.005 mm/Ø
Automatic feed, max 0.9 mm/Ø

Motors
Grinding spindle motor 2,900 rpm / 4.0 hp
Workhead 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 stated otherwise, technical data is provided without guarantee and subject to errors or omissions.

Oglas je bil preveden samodejno, zaradi česar je morda prišlo do napak pri prevodu.