Cylindrical Grinding Machine - Universal

KELLENBERGER KEL-VARIA

Condition: used, KELLENBERGER KEL-VARIA R175 x 1500 is a CNC cylindrical grinder engineered for high precision, top accuracy and reliable production. Capacities: centre height 175 mm, distance between centres 1500 mm, Z-axis 1650 mm, workpiece weight on centres max. 150 kg; grinding wheel Ø500×80 mm (bore 203 mm) or Ø400×63 mm (bore 127 mm); max wheel travel 320 mm. Key specs: wheel speeds stepless 1000–2150 rpm (peripheral speed 45 m/s); feed 7500 mm/min; work spindle swivels -10/+100° with 8–800 rpm; permitted load 160 Nm; grinding spindle motor 7.5 kW; work spindle motor 2 kW; 3×400 V 50 Hz; rapid 15 m/min; approx. weight 6000 kg; dimensions 4700×2300×2000 mm; air 6 bar. Accessories: coolant system, paper filtration, MARPOSS touch probe, set of grinding wheels, rotary centre, set of centers, set of workpiece drivers, set of throat gauges, lamp, 2 tool cabinets, tailstock with fine adjustment, oil mist extractor, spindle nose for collets. Achieves tight tolerances; typical applications: automotive, watchmaking, machine tool Kedpfx Afoxx U S Ajzjnd

Year of construction: 2021, condition: as good as new (ex-display), Highlights: - Powerfull motorizied spindle 16.000 U/min | 206 Nm - Hydraulic clapming for fixtures - Latest Machine Generation Basic machine G640 Work area travel range: X = 1.050 mm, Y = 800 mm, Z = 1.050 mm Power supply 400 V, 50 Hz, TN-S Decentralized work area mist collector Machine cooling system with an air-cooled cooling unit Machine control series FANUC 31i-MODEL B Plus Cycle package for measuring probes (RENISHAW) Control panel to enter tool data at tool loading and unloading position Rotary table with GROB pallet clamping system (B-axis) Kedpfslaugasx Afzond Motorized spindle HSK-A 63, 16,000 rpm, 159/206 Nm, 25/32 kW, oil-air lubrication GROB spindle diagnostics GSD Single disc-type magazine HSK-A 63 with 50 pockets Tool cleaning device Electromechanical tool breakage detection device Twin palette changer Setup station driven by a three-phase servomotor Setup station door, manually-operated, for manual loading/unloading Additional control panel Pallet 630 x 630 mm, T-slots Equipping the pallet with 12 fluid connections Scraper-type conveyor, discharge height 1,100 mm High-pressure cutting fluid system (23 bar, ICS) Compressed air feed through spindle center External compressed air supply via a flexibly adjustable hose Cutting fluid recirculation on the weekend Flush gun at the work area Air gun at the work area Part clamping system in work area, customer-specific Hydraulic power unit for the part clamping system KP1: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP2: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP3: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP4: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP5: Pressure oil, manual pressure reduction, 30-200 bar (H1.1) KP6: Pressure oil, manual pressure reduction, 30-200 bar (H1.1) Cooling unit for hydraulic proportional valves Part clamping system in setup station of pallet changer, customer-specific KP1: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP2: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP3: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP4: Pressure oil, proportional valve technology, 30-190 bar (H2.1) KP5: Pressure oil, manual pressure reduction, 30-200 bar (H1.1) KP6: Pressure oil, manual pressure reduction, 30-200 bar (H1.1) KP7: Compressed air, seating check system (P2.1) KP8: Compressed air, seating check system (P2.1) KP8: Compressed air, seating check system (P2.1) KP10: Compressed air, seating check system (P2.1) KP11: Compressed air, manual pressure regulation, 0.5-5 bar (P1.1) KP12: Compressed air, manual pressure regulation, 0.5-5 bar (P1.1) Touch probe Renishaw RMP60 12-month warranty

Condition: used, Year of construction: 1995, grinding diameter 350 mm Ksdpfexyadasx Afzjnd grinding length 1000 mm centre height 175 mm Completely overhauled in 2013 Reinforced workpiece headstock Can be retrofitted without tailstock Without chuck and without bezel in the photo Kelco 90 control The machine can be viewed in operation at the customer's premises from 2025 up to and including January 2026.

Condition: used, Year of construction: 2000, controller manufacturer: Heidenhain, controller model: Heidenhain 1830 M - KELCO 120, _____ Description: Year of manuf. : 2000 Control : Heidenhain Heidenhain 1830 M - KELCO 120 Grinding length : 1000 mm In General: YOM::2000 - Retrofit 2024 Controller:Heidenhain 1830 M - KELCO 120 Workpiece headstock: Swivelling range:-10°/+100° Speed:600 rpm Centre height:250 mm Internal mounting cone:MK5 Short taper outside: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): Kedpfxexwgh Hs Afzend Centre 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 Emulsion mist separator:Mechanical Tailstock:MK4, stroke 50 mm Workpiece measurement:Marposs T25 :Tool measurement Marpos A 90 Set-up mode:Electronic handwheel Chuck:3-jaw chuck, magnetic chuck

Year of construction: 2011, operating hours: 23,747 h, condition: ready for operation (used), General Data Machine weight 5650 Control Unit Brand FANUC Model 31i Model A Main Drive Spindle speed range 6000 Spindle motor power 11/7.5 kW Turret Number of turrets 2 Number of tool slots 12 Media Chip conveyor Yes Ksdpswn N Rbjfx Afzsnd Additional Equipment TOP AUTOMAZIONI FU 342 bar loader This 3-axis NAKAMURA-TOME WT-100 was manufactured in 2011. It features a CNC FANUC 31i Model A, turning length of 503 mm, and a maximum turning diameter of 190 mm. The machine includes two motorized turrets with 12 tools each, a bar capacity of 42 mm, and a TOP AUTOMAZIONI FU 342 bar loader. If you are looking to get high-quality turning capabilities, consider the NAKAMURA-TOME WT-100 machine we have for sale. Contact us for more information. Application Types Turning

Condition: used, Distance between centres: 1000 mm Ksdpfx Afsxmg Ekjzend Centre height: 250 mm B-axis: Accuracy 0.1" CNC brand: Kelco CNC model: 90 Left grinding wheel dimensions (OD x ID x width): Ø400 x Ø127 x 63 mm Right grinding wheel dimensions (OD x ID x width): Ø400 x Ø127 x 50 mm Workhead swivel: -30º to +120º Workhead taper: MK 5 Max. workpiece weight between centres: 150 kg Tailstock taper: MK 4 Tailstock quill travel: 50 mm Maximum peripheral speed: 32 m/s High-frequency internal grinding spindle: Ø120 mm High-frequency internal grinding spindle brand: WARNER model K 3.000 Main motor power: 7.5 kW Total power: 26.5 kW Max. Z-axis travel: 1,150 mm Max. Z-axis feed speed: 15 m/min Worktable rotation: 0º to 9º Max. X-axis travel: 320 mm Max. X-axis feed speed: 7.5 m/min Length: 3,600 mm Width: 2,000 mm Approx. weight: 5,000 kg

Condition: used, KELLENBERGER KEL-VARIA 2RU 225/1500 is a CNC cylindrical grinder engineered for precision, high accuracy and reliability. Capacities: centre height 225 mm, distance 1500 mm, max grinding Ø 432 mm, workpiece weight 150 kg; wheels L 400×63×127, R 500×80×127. Wheel speeds 1000–2150 rpm (45 m/s); work spindle 8–800 rpm, taper 5 CM, permitted load 160 Nm. Tailstock taper 4 CM, stroke 50 mm, pressure 200–700 N; supply 3×400 V 50 Hz. Options: KEL‑ASSIST 100, MOVOMATIC, KEL‑SET, MOVOMATIC C25, KEL‑BALANCE, coolant through spindle, paper filtration, 400 mm magnetic chuck, dressing, swivel diamond holder. Enables tight tolerances; sectors: automotive, watchmaking, machine tools, aerospace, medical. Knsdpfxjxx U Hao Afzod

Condition: good (used), Year of construction: 1990, CNC Cylindrical Grinding Machine Kodpfxeid Aphs Afzsnd Make: TSCHUDIN Type: HTG 22 - 862 Year 1990 with MARPOSS E14 control and measuring control E5. center width : 650 mm center height : 100 mm grinding length : 620 mm Weight : ca.4 500 Kg. Further data See : TECHNICAL DATA SHEET With many grinding stones and holders Complete machine documentation available. Machine in stock.

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 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 Knsdpouwv Hyjfx Afzod

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 Knedpfxjwz T Azs Afzod Equipment: Coolant supply:Coolant system with filter 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: refurbished (used), Year of construction: 2007, functionality: fully functional, machine/vehicle number: 027.0400/067, CNC CYLINDRICAL GRINDER STUDER S-33 CNC Year: 2007 - Fanuc 21i-TB 1 External Grinding Spindle Country of Origin: Switzerland Voltage: 380/50/3 Net machine weight: 4,000 kg TECHNICAL SPECIFICATIONS Distance between centers: 600 mm Center height: 175 mm Maximum workpiece weight: 80 kg Longitudinal Slide Z Max. travel: 800 – 1,150 mm Travel speed: 0.001 to 10,000 mm/min (early 2000’s model: 0.001-5,000 mm/min) Resolution: 0.0001 mm Knodpfsw T Sh Esx Afzjd Cross Slide X Max. travel: 285 mm Travel speed: 0.001 to 20,000 mm/min (early 2000’s model: 0.001-10,000 mm/min) Resolution: 0.0001 mm Wheelhead (universal version) Swiveling range: -15° to 225° (early 2000’s model: -15° to 195°) Swivel axis: 2.5 / 1 ° Hirth Drive power: 7.5 or 9 kW or 11 kW Grinding wheel: 500x63 (80/110F5) x203 mm Workhead Rotational speed: 1 – 1,500 min-1 Mount taper: MT4 or MT5 / ISO 50 Drive power: 1.6 or 3.0 or 4.0 kW Tailstock Mount taper: MT3 or MT4 Quill stroke: 35 / 50 mm (early 2000’s model: 35 mm) Quill diameter: Ø 50 mm Fine adjustment: +/- 40 µm Control system: Fanuc 21i-TB All technical details are provided in good faith but subject to errors or omissions.

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 -T2 Schleifscheibendurchmesser 300mm -T3 Innenschleifeinrichtung riemengetrieben. -Schleifspindelmotor 4,4kW -B-Achse hochauflösend Knedjuwv H Topfx Afzod -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, grinding diameter 350 mm Knjdpfeuwv H Hox Afzed 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 -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, 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! Ksdst Ii Rrepfx Afzjnd 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 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, 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 Knjdpfx Afjuxfu Nozjd - optimized temperature control (chiller) - Energy-saving Only one pump controlled by VFD - Pressure monitoring - monitoring of the hydrostatic oil for water content. (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...