Cylindrical Grinding Machine - Universal

KELLENBERGER KEL-VARIA

Condition: used, _____ Description: Year of manuf. : 1999 Control : Heidenhain 1830 M - KELCO 110/120 Grinding length : 1000 mm Centre width : 1000 mm Workpiece headstock: Swivel range:-10°/+100° Speed:800 rpm Center height:175 mm Internal mounting cone:MK5 Short taper external:DIN 55026 Workpiece weight max.:150 kg Grinding headstock: Design:Tandem grinding headstock B-axis:-210°/+30° Internal grinding device:Internal grinding spindle Grinding table (X-Axis): X-axis:320 mm Max. speed:7.5 m/min Resolution:0.1 μm Lower table (Z-axis): Center distance:1,000 mm Z-axis:1,150 mm Max. speed:15 m/min Resolution:0.1 μm Equipment: Coolant supply:Coolant system with filter Dkedpfx Aswz T Azof Iow Emulsion mist separator:Mechanical Tailstock:MK4, stroke 50 mm Workpiece measurement I:Movomatic TMP 91 Workpiece measurement II:Movomatic TNU 91 Tool measurement:Marpos A 90 Set-up mode:Electronic handwheel Accessories:Various flanges, tips and chucks

Condition: used, Cylindrical Grinding Machine KELLENBERGER KEL VARIA CNC #4630 Dodoxmg Ekopfx Af Iskw

Condition: used, grinding diameter 450 mm grinding length 1000 mm centre height 225 mm 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 machine will be delivered overhauled. Mechanical overhaul: • Overhaul of the entire machine according to Kellenberger measuring protocol • A new service-friendly cabin • Repainting Electrical overhaul: • New, modern CNC cylindrical grinding machine control system • New built up control cabinet • New drive technology • Exchange of all electric lines, Berus pressure switch, etc. • New absolute glas scales in X- and Z- axis • New absolute rotary encoder (for B-axis) Please remark that the pictures show an already delivered machine with other options. Wheelhead variant UR/RS: • Grinding wheel arrangement for external and angular plunge grinding in a Dksdpfx Asuwv Hyjf Iew row • Thus, in each case 400mm grinding wheel diameter • Thus, substantially lower risk of collision • Easier programming • Grinding wheel equipment in each case 400x63x127mm • HF-Spindle for internal grinding • B-axis CNC-controlled for external-, surface and internal grinding at one setting. • Swivel range +10°/-270° • C-axis for polygon grinding • Tight lower part • Grinding head motor 10,0 kW • Tailstock • Marposs measuring system for grinding wheel alignment • Marposs lateral positioning system

Condition: good (used), Year of construction: 1999, operating hours: 16,000 h, functionality: fully functional, machine/vehicle number: 650341, Year 1999 with Fanuc 18 TB – 3 axes XZB Marposs E30/E20 Country of manufacture: Switzerland Voltage: 400V/50Hz/3ph Dimensions: 410 x 220 x 190 cm Net machine weight: 5,000 kg TECHNICAL SPECIFICATIONS CNC control: Fanuc 18TB Intermediate Section Fixed intermediate section: grinding head R Swiveling section with manual indexing 2.5°: R / RS / UR / URS -210° to +30° Swiveling section with automatic indexing 2.5°: R / RS / UR / URS -210° to +30° B axis, resolution 0.1'': R / RS / UR / URS -210° to +30° Standard workhead Swivel range: -10° to (+100°) Spindle speed (continuous): 6 – 600 rpm Internal taper: MT5 Reducing sleeve: MT5/MT4 Short external taper fitting: DIN 55026 / Size 5 Permissible torque: 160 Nm Guaranteed roundness for chuck work Standard: 0.5 µm Option: 0.2 µm Workpiece weight between centers: 150 kg Tailstock Taper fitting: MT4 Quill stroke: 50 mm / 2° Option: fine adjustment with correction (Ø +/- 150 µm) Grinding wheel data (max. speed) Diameter 300: 27 m/s Diameter 400: 35 m/s Diameter 500: 45 m/s UR Grinding Head Power: 9.2 kW / 12.5 HP Wheel mounting, left max.: Ø 500 x 80 mm Right, additional max.: Ø 400 x 63 mm Internal grinding device: spindle HJN 828 Lower table (Z axis) Distance between centers: 1000 mm Max. travel: 1150 mm Max. speed: 15 m/min Max. resolution: 0.1 µm Upper table Distance between centers: 1000 mm / swivel 0° to 9° Grinding carriage (X axis) Max. travel: 320 mm Max. speed: 7.5 m/min Max. resolution: 0.1 µm Pneumatics Min. connection: 6 bar Air consumption: approx. 0.6 m³/h Coolant Max. connection pressure: 3 bar Required space (version 1000): 3600 x 2000 mm Unless otherwise stated, technical data is provided without engagement and may be subject to errors or omissions. Dkodpfew T Tb Hsx Af Iow

Year of construction: 1997, condition: ready for operation (used), Main Drive Number of axis 4 Additional Equipment Belt filter system Dkodpfxow Spr Eo Af Isw This 4-axis KELLENBERGER Kel-Varia UR 175/1000 was manufactured in 1997. It features an internal grinding device with a tiltable B-axis and a C-axis for out-of-round grinding, complemented by a belt filter system. Consider the opportunity to buy this KELLENBERGER Kel-Varia UR 175/1000 cylindrical grinding machine. Contact us for more information. Application Types Grinding

Condition: used, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm dimensions of the machine ca. 3,6/3,5 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 is: Kellenberger Kel-Varia Baureihe mit Kelco 90 Steuerung. Mechanische Überholung: -komplette Maschine nach Kellenberger Messprotokoll überholt -Neue servicefreundliche Kabine -Neulackierung Elektrische Überholung: -Neue moderne CNC-RUNDSCHLEIFMASCHINEN-Steuerung -Neu aufgebauter Schaltschrank -Neue Antriebstechnik -Austausch sämtlicher elektrischer Leitungen Berus Druckschalter etc. -Neue Absolut-Glasmaßstäbe in x- und z -Neuer Absolut Drehgeber (Bei-B-Achse) Standardausstattung: -WSS mit Konus MK5, optional mit Adapter MK5/Kurzkegel -RST mit MK4 Konus. Optional mit Feinverstellung -Schleifspindelstock T1/T2/T3 -T1 Schleifscheibendurchmesser 400mm Dksdpfjuwv H Tex Af Iow -T2 Schleifscheibendurchmesser 300mm -T3 Innenschleifeinrichtung riemengetrieben. -Schleifspindelmotor 4,4kW -B-Achse hochauflösend -Marposs Messsystem zur Schleifscheibenvermessung. -Längspositionierung Marposs -GAP Control (Sensor am Schleifspindelstock) Optionen gegen Aufpreis: -HF Innenschleifspindel -Hochgenauer, höchst kippsteifer Werkstückspindelstock -Messteuerung 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, Year of construction: 2002, grinding diameter 450 mm grinding length 1500 mm centre height 225 mm Control FAGOR EQUIPEMENT - T1: grinding wheel diameter 500 mm - T2: grinding wheel diameter 400 mm - T6: HF Fischer spindle MFV or MFZ 1224/1242/1260 - T7: HF Fischer spindle MFV or MFZ 1224/1242/1260 - Marposs tool measurement - active longitudinal positioning - Elaso GAP-control on T1 and T2 contactless integrated in the control surface - Elaso GAP internal grinding with fluid sensor for T6 and T7 - semi-automatic balancing by Elaso integrated in the control surface for T1/T2 - tailstock hydraulic with fine adjustment +/- 150 microns - dresser on workpiece spindle side table mounted - dresser on tailstock side table mounted - dresser on upper table - new service- and userfriendly housing SPECIAL EQUPEMENT: Workhead with direct drive - strongly recommended for non-circular grinding - workpiece weight flying max. 75kg - workpiece weight between centres 150kg - water-cooled B-axis with direct drive - center height 225 mm - extremely torsionally stiff - highly accurate positioning - resolution ° - water-cooled Hydrostatic ball screw - x-axis - wear-free, as there is no contact during operation - no loss of precision, even during long-term use at full load and maximum speed - no friction at low speeds - no friction force backlash when the direction of rotation changes - translates even the smallest rotational movements - no stick-slip effect even at low speeds - no fluctuations in frictional torque due to ball circulation - higher axial stiffness compared to ball screws - significant improvement in damping, resulting in better workpiece surface finish and tool life - no oscillations due to ball circulation - also suitable for high speeds and accelerations - cost-effective alternative to the linear motor with greater precision and significantly lower heat generation - significantly less power dissipation and, as a result, no problems with swarf on permanent magnets New hydraulic unit - optimized temperature control (chiller) - Energy-saving Only one pump controlled by VFD - Pressure monitoring - monitoring of the hydrostatic oil for water content. Dsdpfx Afeuxfu Nj Iekw (Damage to the bellows is recognised and detected prematurely) -fine adjustment +/- 150 microns Paper belt filter 375l – alternative 480l Grinding mist extraction system – emulsion MECHANICAL OVERHAUL -complete machine according to Kellenberger protocoll -new painting ELECTRICAL OVERHAUL - new modern Fagor CNC with BEMA HMI - new electric cabinet - new digital drive technology - replacement of all electrical cables, switches etc. - new absolute external scales in x- and z-axis - new absolute encoder (B-axis) Grinding software BEMA-Standard: - workpiece zeroing - grinding wheel zeroing - dressing diamond measuring - corrections - external and internal surface grinding - external and internal angle grinding (turning of the b-axis, dressing with straight wheel) - external and internal radius grinding (radius dressed on wheel) - semi-automatic traverse grinding - workpiece zeroing - 2 dressing diamonds - 1 dressing blade - dressing roll - 3 flat dresser - corrections - Z-position measurement - GAP control Optional grinding cycles at no extra charge: Profile plunge grinding: - external and internal profile plunge grinding with profile wheel Pr...

Condition: used, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm dimensions of the machine ca. 3,6/3,5 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 is: Kellenberger Kel-Varia Baureihe mit Kelco 90 Steuerung. Mechanische Überholung: -komplette Maschine nach Kellenberger Messprotokoll überholt -Neue servicefreundliche Kabine -Neulackierung Dkodpfxouwv H Ho Af Iew Elektrische Überholung: -Neue moderne CNC-RUNDSCHLEIFMASCHINEN-Steuerung -Neu aufgebauter Schaltschrank -Neue Antriebstechnik -Austausch sämtlicher elektrischer Leitungen Berus Druckschalter etc. -Neue Absolut-Glasmaßstäbe in x- und z -Neuer Absolut Drehgeber (Bei-B-Achse) Standardausstattung: -WSS mit Konus MK5, optional mit Adapter MK5/Kurzkegel -RST mit MK4 Konus. Optional mit Feinverstellung -Schleifspindelstock T1/T2/T3 -T1 Schleifscheibendurchmesser 400mm -T2 Schleifscheibendurchmesser 300mm -T3 Innenschleifeinrichtung riemengetrieben. -Schleifspindelmotor 4,4kW -B-Achse hochauflösend -Marposs Messsystem zur Schleifscheibenvermessung. -Längspositionierung Marposs -GAP Control (Sensor am Schleifspindelstock) Optionen gegen Aufpreis: -HF Innenschleifspindel -Hochgenauer, höchst kippsteifer Werkstückspindelstock -Messteuerung 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, Year of construction: 2002, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm dimensions of the machine ca. 3,6/3,5 m Photos of identical machine with centre height 225mm Base: Kellenberger Kel-Varia UR175-1000 Kelco 120 Grinding head UR with T1-T2-T3 Basic equipment: -T1 500mm grinding disc diameter -T2 400mm grinding wheel diameter -Infinitely variable, high-resolution axis -Marposs measuring device for tool measurement -Active longitudinal positioning -GAP on T1 and T2 from ELASO contactless integrated in the control interface Semi-automatic balancing from ELASO integrated into the control interface -Tailstock with manual retraction -MK5 workpiece headstock with short taper DIN 55026 Belt-driven internal grinding device Options at an extra charge: - New high-precision workhead with torque drive - Internal grinding device for high-frequency spindles diameter 120mm -HF internal grinding spindle Fischer MFM-1224/42/31 D-21 -HF spindle with HSK holder 24,000 rpm with integrated GAP sensor. (delivery time) -CNC-controlled C-axis non-circular grinding -hydrostatic threaded spindle in x -new hydrostatic unit with only 1 pump and pressure accumulator thus better energy efficiency. -monitoring of the water content in the hydrostatic system -Suction system Further options available on request Mechanical overhaul: -Complete machine overhauled according to Kellenberger measurement protocol -New service-friendly cab -repainting Electrical overhaul: -New modern CNC CIRCULAR GRINDING MACHINE control with BEMA rough grinding surface -New control cabinet -New drive technology -Replacement of all electrical cables Berus pressure switches etc. -New absolute glass scales in x and z -New absolute rotary encoder (for B-axis) Control system: The grinding software consists of a basic licence and various options that are possible depending depending on the equipment of the machine. Basic software - External and internal pendulum grinding - External and internal plunge-cut grinding - External and internal pendulum grinding - External and internal plunge-cut grinding - External and internal taper pendulum grinding - External and internal radius grinding, radius dressed on disc - Semi-automatic pendulum grinding - Workpiece zeroing - Grinding wheel zeroing - Measuring the dressing diamonds - 2 moulding diamonds - 1 shaped diamond or dressing roll (dressing roll required) - Moulding roller (dressing roller required) - 3 Flat dresser - Corrections - Z-position measurement (probe required) - GAP probing (grinding device required) OPTIONS at an extra charge: Software profile plunge-cut grinding: - External and internal profile plunge-cut grinding with profile disc Profile grinding software: - External and internal profile grinding with straight disc Software thread grinding: - Single and multi-start external and internal thread grinding with thread on the disc disc Dressing. Dressing of single and multi-groove discs. Flank angle freely selectable. Dksdsuxfucopfx Af Iow Trapezoidal thread grinding software: - Additional dressing of trapezoidal threads possible External and internal non-circular plunge-cut grinding: - External and internal non-circular plunge-cut grinding Non-circular grinding software: A prerequisite for non-circular grinding is that the workpiece axis is equipped with a high-resolution rotary encoder so th...

Condition: used, grinding diameter 350 mm Dodpfx Aot Ii Rfof Iekw grinding length 1500 mm centre height 175 mm Grinding wheel left 500mm diameter Grinding wheel head fix. No swivelling possible. With new control. With new enclosure Overhauled according to Kellenberger protocoll