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 Nsdpfx Aoxx U S Asdhswp

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 Nwedpjw T Sh Esfx Adhep 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 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, Year of construction: 2000, grinding diameter 450 mm grinding length 1000 mm centre height 225 mm Photo of machine already delivered in similar scope: -major maintenance -New table geometry -partial painting of the interior grinding wheel equipment LEFT 400x63x127mm (standard) grinding wheel equipment RIGHT 300x40x127mm Internal grinding unit Ø120mm for HF spindles CNC control KELCO 120 C-axis for non-circular grinding. Kel-Poly B-AXIS: CNC-controlled B-axis KELCO 120: v constant 35m/s or 45m/s High-frequency internal grinding spindle Nsdpjxzk Niofx Adhswp Operating unit for MFV and MFZ spindles Hydraulic quill retraction for the tailstock NO micro-adjustment on the tailstock Spring-loaded quill insert Top table cooling Standard workpiece headstock MK 5 DIN 55026 size 5" Micro-adjustment for the standard workhead Dressing device on the lower table Active longitudinal positioning KELPOS, MARPOSS, mounted on the grinding head Tool measuring system KELSET, MARPOSS MARPOSS gate sensor Measuring control MARPOSS Minialsar prepared Paper belt filter

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): 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 Nodpjxwgh Hefx Adhewp 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 Nodpfswn N Rbsx Adhewp Number of turrets 2 Number of tool slots 12 Media Chip conveyor Yes 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 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 Nedpfx Aexmg Eksdhjwp 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. Nedpfxoxx U Hae Adhjwp

Condition: good (used), Year of construction: 1990, CNC Cylindrical Grinding Machine Make: TSCHUDIN Type: HTG 22 - 862 Year 1990 with MARPOSS E14 control and measuring control E5. Nedpfx Aoid Aphsdhewp 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, Year of construction: 1995, grinding diameter 350 mm Nwjdpfxsxyadaj Adhjp grinding length 1000 mm centre height 175 mm Completely overhauled in 2013 Heavy duty workpiece headstock Can be delivered with tailstock against extra charge 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, _____ 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 Nwjdpfx Adowz T Azshsp 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 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: good (used), Year of construction: 1987, turning diameter over cross slide: 810 mm, spindle bore: 130 mm, turning diameter: 1,140 mm, turning length: 7,500 mm, quill stroke: 300 mm, total length: 7,500 mm, total width: 2,300 mm, total height: 1,650 mm, bed width: 600 mm, Please note: not original pictures its only 3000 length not 5000 mm   3 Guide way construction 2 Axis HeidenHain Digital readout Feed in 3 directions all tool post slide Central lubrication   Work load flying in chuck 2500 kg Work load NOT supported 8500 Kg Work load supported 10000 kg   Optional 4 chuck approx. 1200 mm Optional 4 chuck approx. 1500 mm Optional package with 3 steady rest fixed model from  .... to ....  Turning length: 5000 / 7500mm Turning diameter bed Ø: 1140mm Turning diameter slide: 810mm Turning diameter pit Ø: 1500mm Pit length: 2500mm Nwsdsv S Dp Iopfx Adhsp Spindle bore: 130mm Bed width: 600mm Quill: 130Ø Quill stroke: 300mm Spindle mount: 6Mk Power: 25kW Speed: 9 - 900rpm Length: 7500mm Width: 2300mm Height: 1650mm Weight: 12000kg

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 Nodpsuwv H Tefx Adhjwp -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 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) Nwsdpfjuwv H Hsx Adhjp 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: excellent (used), Year of construction: 1998, functionality: fully functional, travel distance X-axis: 1,200 mm, travel distance Y-axis: 660 mm, spindle speed (max.): 80,000 rpm, CNC GE FANUC 16 - M GRINDING HEAD WORKING AREA: Grinding spindle speeds, continuously variable -With electric motors: rpm 4,500 – 80,000 -With air turbines: up to 100,000 and 160,000 rpm Grinding head rotation speed, continuously variable -With planetary movements: rpm 5 - 300 -With CN / C axis: rpm 0 – 20 Z travel speed -With Z stroke control, continuous variation: mm/min 0.5 – 14,000 -Max stroke frequency: Hz 5 Grinding spindle sleeve -Z stroke length, continuously variable: 170 mm -Z stroke length (manual service): 180 mm -Diameter: 100 mm -Weight compensation: pneumatic Radial increment of the grinding wheel, NC / U: 5.5 mm Capacity Cylindrical grinding (with Ø 100 mm wheel) -Without intermediate plate: Ø 230 mm -With intermediate plate: Ø 360 mm -Grinding length Z: 125 mm WORK FIELD: X axis travel (table slide): 1,200 mm Y axis travel (grinding head): 660 mm In the W axis (movable crosspiece): 635 mm FORWARD SPEED: In the X and Y axis (CNC command) Processing speed: mm/min 0 – 2,000 Rapid feed: mm/min 4,000 In the W axis: mm/min 800 ODDS DISPLAY: X and Y axis: 0.0001 mm Njdpfxsv Ay E He Adhewp Z axis: 0.001 mm C axis: mm 0.001° U axis: 0.0001 mm Point of origin: your choice TABLE: Useful table surface: 1,320 x 860 mm Allowed table load: 800 kg T-slot width: 14 mm Number of T-slots: 7 Distance between T-slots: 100 mm TOOL WAREHOUSE: No. of warehouse spaces: 8 Max grinding wheel diameter: 50 mm Maximum complete length of the grinding wheel: 135 mm Conical seat: HSK 25 Machine complete with: • Tank with paper filter • MSS Multi – Sensoric – System • Fire prevention system • Oil mist extractor (oil separator) • Instruction manuals and CE declaration

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 Nedpfxjuxfu Ns Adhewp - 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. (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...