Cylindrical grinding machine

KELLENBERGER 1500 U

Condition: refurbished (used), Year of construction: 2025, functionality: fully functional, machine/vehicle number: 1845/455, Completely refurbished: Mechanics, geometry, hydraulics, and electrical components Wheelhead Disassembly, cleaning of parts, replacement of worn and defective components, motor overhaul, replacement of bearings, replacement of belts, spindle disassembly, replacement of seals and O-rings, plus adjustment. New paintwork. Workhead Disassembly, cleaning of parts, replacement of worn and defective components, motor replacement, replacement of belts. New spindle bearings. New paintwork. Tailstock Disassembly, cleaning of parts, replacement of worn and defective components, motor replacement, replacement of belts. New spindle bearings. New paintwork. Internal grinding attachment Disassembly, cleaning of parts, replacement of worn and defective components, installation of the support and geometry alignment. New paintwork. Hydraulics Disassembly, motor replacement, hose replacement, defective and worn parts replaced. Hydraulic block checked. X-Axis Disassembly, replacement of worn items such as O-rings, seals, rings, etc., overhaul of hydraulic piston, regrinding of tables. Z-Axis Disassembly, regrinding of tables, replacement of worn and defective parts, overhaul of hydraulic piston, scraping of V and flat guides. New paintwork. Measuring system Digital 2-axis display included. Electrical cabinet Replacement of motor contactors and relay controls. New wiring. New variable speed drive (frequency inverter) for the workhead. TECHNICAL SPECIFICATIONS Distance between centers: 1500 mm Distance between centers (workhead to tailstock overhang): 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: 2060 x 140 mm Max. length and width for surface grinding: 1750 x 200 mm Longitudinal travel, manual or hydraulic: 1750 mm Manual table movement, 1 handwheel revolution – coarse: 20.006 mm Manual table movement, 1 handwheel revolution – fine: 2.457 mm Table speed, continuously via hydraulics: up to 6 m/min Table swivelling: 6° Stop and return: 0–5 sec. Workspindle Workpiece speeds, continuously variable (electric): 20–400 rpm Swivelling: 360° Workspindle taper (internal): MT5 Tailstock Internal taper, tailstock spindle: MT3 Njdsxt Ilfopfx Aa Eedf Spindle retraction, manual or hydraulic: 30 mm Diamond dresser taper (internal): MT0 Universal grinding head Cross slide travel for wheel: 285 mm Rapid traverse for wheel slide, front and rear: 40 mm Grinding spindle speeds: 1500 – 1700 – 2200 – 3600 rpm Vertical grinding spindle movement, center heights: 125–330 mm Max. wheel for cylindrical grinding: 400 x 50 x 127 mm Max. wheel for surface grinding: 250 x 20 x 76 mm Head swivelling with locking at every 90°: 270° Wheel feed 1 division of the micrometer drum: 0.005 mm/Ø Automatic wheel feed, max.: 0.9 mm/Ø Motors Grinding spindle motor: 2,900 rpm / 4.0 hp Workspindle 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 Subject to error or omission, the technical information is provided without obligation.

Year of construction: 2024, condition: used, Grinding wheel holder:: HSK 50 E Diamond grinding wheel diameter: 50 - 250 mm max. width of grinding wheel: 70 mm Grinding wheel bore diameter: 20 mm Speed of the diamond / CBN disc spindle: infinitely variable 100 - 1000 rpm., Radius of the grinding wheel: 0-30 mm Dimensions of the dressing wheel: 180 x 25 x 31.75mm, Speed of rotation of the dressing wheel: 200 - 2000 rpm., Oscillation stroke of the dressing wheel: 0-70 mm Ndjdpfx Aaolfil Se Ejf Connected load of the motor of the dressing wheel: 2,2 kW Weight approx: 1400 kg Dimensions L x W x H: 1850x2300x2100mm, Description: Suitable for dressing and profiling diamond and CBN grinding wheels. ccesories: Total enclosure. Motor Upgrade (stronger motors for the wheel being dressed and the dressing wheel), Wheel motor strengthened to 4 kW, Dressing wheel motor strengthened to 2,2 kW, 2 Machine lights 12 V, Optical linear scale with digital display counter (0,001 mm) X, Z Axes, 2/3” TV Camera with 15” LCD monitor (microscope with zoom 15‐120X included), High performance swivelling angle reader (0,05°), Diamond / CBN wheel spindle speed stepless adjustable 100 - 1000 rpm, Turning speed of dressing wheel stepless adjustable 200 - 2000 rpm, Stepless oscillation speed, Automatic central lubrication, SIC Wheel dresser manual,

Condition: refurbished (used), Kellenberger internal & external universal cylindrical grinding machine Kellenberger 1500 U - 175 (internal grinding attachment included) Centre distance: 1500 mm - Centre height: 175 mm Siemens servomotor. Frequency converter internal & external, WSS Ndodpfx Aaswqlyke Ejf Available with various accessories. Availability: immediately! Option 1000U: in overhaul process

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machines. Geometrisch überholt und neu lackiert mit original Elektrik jedoch neuer WSS Antrieb und Regler in Drehstromtechnik. Optional mit Spritzschutztüren und bedienpult vorne siehe Foto 1000U. -Digitalanzeige in 2 Achsen. Auflösung x-Achse 0,5my Optionen: -Schwenkwinkelanzeige Obertisch -Drehgeber mit digitaler Anzeige im Werkstückspindelstock -Drehgeber mit digitaler Anzeige im Schleifspindelstock (keine Höhenverstellung mit Spindel möglich) -Neue stabile Innenschleifvorrichtung Durchmesser 80mm oder 100mm mit Höhenjustierung. Nodpfx Aed Ih Dvea Eedf -Erhöhung der Spitzenhöhe auf max. 225mm Inklusive: -Bedienwerkzeug -Spannrohr für Futter weiteres Zubehör auf Anfrage. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: reconditioned (used), Year of construction: 1992, functionality: fully functional, center height: 150 mm, grinding length: 620 mm, center width: 680 mm, grinding wheel diameter: 350 mm, total width: 500 mm, Condition of the machine: The machine is currently in a used, non-overhauled condition. The following work carried out on the machine: - Complete disassembly of the entire machine except for the guides - Replacement of all sealing and wear parts of the entire machine Nsdsrz Nflspfx Aa Eedf - Replacement of the infeed spindle of the X-axis - Replacement of the main bearing of the workpiece spindle - Replacement of grinding spindle - All machine assemblies are restored to as-new condition Geometry: - Scraping of the X-axis guide - Scraping the Z-axis guide - Grinding the X-axis table - Grinding the Z-axis table - Grinding the upper tables - Grinding of the assembly housing (workpiece headstock, grinding headstock and tailstock) - Creation of measurement report for TSCHUDIN cylindrical grinding machine Painting: The main assemblies are repainted, the rest of the machine retains the original paintwork Electronics: The complete electronics of the machine are checked, tested and defective switches and cables are replaced

Condition: used, grinding diameter 250,350,450 mm grinding length 1500 mm centre height 125,175,225 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ± 6 ° longitudinal feed of the table 1750 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 80 mm total power requirement 6,5 kW weight of the machine ca. 2,9 t dimensions of the machine ca. 5,6 x 2,0 m Ndedpfx Aasd Ih Dwj Ejf Overhauled with geometric KELLENBERGER protocoll. Pictures of a similar 1000mm machine. -New electrical cabinet -Modern workhead -Modern tailstock -Modern hydraulic power unit -air lift for grindingwheeel head -modern internal grinding device Extension of the upper table swivel to 10° Optional: -Swivel angle digital read out upper table -Swivel angle digital read out workhead -Swivel angle digital read out grindingwhell head -Splash protection door z-axis -Splash protection housing x-axis etc. ADDITIONAL: -we can offer service for the machines -we can offer technical advice -we can offer training -we have spare parts -we have accessories

Condition: used, grinding diameter 350 mm grinding length 1500 mm centre height 175 mm weight of the machine ca. 3 t High-End Kellenberger 1500U Ideal for spindle producer or overhauler -BEMA Internal grinding device with separate, cooled motor. Grinding spindle and internal grinding spindle motor electrically interlocked! Internal grinding spindle can only be switched on when it is in position. A quantum leap in safety -Infinitely variable grinding spindle speed 1000-1500 rpm -Infinitely variable internal grinding spindle speed 0-100%. -Digital display of grinding spindle speeds -Swivelling angle display top table -swivel angle display grinding headstock -Marposs gaper sensor for external grinding only -fluid gating sensor Marposs internal grinding -Center height up to 250mm possible Machine is already delivered. Identical machine can be built with additional Nedpfx Aast Ii Rrs Ejdf with additional options. Die Werkzeugmaschine entspricht zum derzeitigen Zeitpunkt nicht den grundlegenden Sicherheits- und Schutzanforderungen wie in der BetrSichV 2015 genannt. Eine Anhebung des erforderlichen Mindest-Schutzzieles ist mittels einer Gefährdungsbeurteilung nach BetrSichV zu ermitteln.

Condition: used, TECHNICAL DETAILS - distance between centers : 600 [mm] - center's height : 175 [mm] - table orientation : 11 [°] UNIVERSAL GRINDING WHEEL HOLDER HEADSTOCK - left grinding wheel dimension : 400 x 50 x 127 [mm] - right grinding wheel dimension : 225 x 20 x 76,2 [mm] - motor power : 3 [kW] - spindle speed : 1500 / 1700 / 2200 - grinding-wheel holder headstock orientation : 270 [°] PART HOLDER HEADSTOCK - part-holder headstock orientation : 360 [°] - spindle speeds : 20 - 400 [Rpm] - internal taper : Morse 5 - motor power : 0,9 [kW] TAIL STOCK Ndjdpfsuhbywox Aa Ejf - internal taper : CM4 - quill stroke : 30 [mm] DIMENSIONS - floor surface : 2580 x 1680 [mm] - height : 1670 [mm] - weight : 2200 [kg] EQUIPMENT - broche intérieure FISCHER : 14.000 [tr/min]

Condition: refurbished (used), TECHNICAL DETAILS - distance between centers : 1500 [mm] - centers height : 250 [mm] - max grinding diamater: 500 [mm] - table orientation : -/+ 8 [°] - universal wheelhead Nsdpjwu Aqhjfx Aa Ejdf - grinding wheels dimensions : 400 x 50 x 127 [mm] - motor power : 3 [kW] - spindle speed : 1500 / 1700 / 2200 - boring for internal spindle : 90 [mm] - orientation of part holder headstock : 180 [°] - spindle speed : 20 - 400 [Rpm] - spindle internal cone : Morse 5 - motor power : 0,9 [kW] - inner cone tailstock : Morse 4 - tailstock sleeve travel: 30 [mm] - dimensions : 2860 x 1680 x 1670 [mm] - weight : 2 500 [kg] Accessories/options: - automatic cycle works - tailstock - lubricating tank with pump - 1 internal grinding spindle - external grinding wheels - wheel dresser - documentations The machine is partly overhauled, included: - new geometry - new electrical cabinet - bearings replaced - new painting - etc....

Condition: used, grinding diameter 250,350,450 mm grinding length 1000 mm centre height 125,175,225 mm Njdpfxjv I Eq Se Aa Esdf grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0,001-0,030 mm/Ø 0-0,95 mm/Ø ±8 ° longitudinal feed of the table 1300 mm table speeds 0,02-6 m/min 130 kg 130 inkl. Spannugkg kg 70 mm total power requirement 6,5 kW weight of the machine ca. 2,5 t dimensions of the machine ca. 4,2 x 2,0 m Ready for delivery, with 12 month warranty in germany and neighbouring countries! Geometrically overhauled and repainted with new electrics. In KELLENBERGER quality!!! -Digital display in 2 axes. Resolution x-axis 0.5my -Modern workpiece headstock with cone MK5 -Modern tailstock with cone MK3 -Modern hydraulic unit -Paper belt filter Further accessories on request