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 Kjdpfx Adoxx U S Aeqjnd

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 Kedpfsuxfucsx Adqend 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. 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, 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 Kedpfxsxmg Eke Adqjnd 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, Year of construction: 2000, controller manufacturer: Heidenhain, controller model: Heidenhain 1830 M - KELCO 120, _____ Kedjxwgh Hopfx Adqjnd 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 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

Condition: like new (used), Year of construction: 2019, absolutely as good as new condition, Knodpovt R Awsfx Adqsd 2 external wheels, 1 internal grinding spindle Siemens control controlled B-axis suitable for Capto grinding (out of round) center width 1000 mm center height 200 mm

Condition: used, Year of construction: 2003, grinding diameter 450 mm grinding length 1500 mm centre height 225 mm Knjdjxflcrepfx Adqjd

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. Knodpfjxx U Hajx Adqjd

Condition: excellent (used), Year of construction: 2022, operating hours: 5,000 h, functionality: fully functional, center height in crank: 200 mm, center height: 200 mm, workpiece weight (max.): 100 kg, grinding length: 1,000 mm, workpiece weight between centers: 100 g, workpiece diameter between centers: 400 mm, On behalf of a customer, I am offering this machine, which is in nearly mint condition. It is currently still powered up. The machine is equipped with the following options: Glass linear scales in X and Z axes Knodpfew Ed D Rsx Adqod Electric door drive Integrated wheel change assistant Fanuc 0i TF Blue Solution HMI Back Solution Basic Black CAM Profile Security interface Remote diagnostics via mobile network (4G) Grinding head with automatic 1-degree indexing Grinding head UR 1-2-3 (prepared for HF internal grinding spindle) T1 500; T2 400 mm 3-jaw steady rest Active longitudinal positioning at the head Semi-automatic balancing GAP control A brochure for the K 10 can be provided upon request.

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 Knsdpfx Ajwz T Azsdqed 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: 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° Kodpfx Aouwv Hysdqjnd • 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: like new (used), Year of construction: 2021, operating hours: 7,500 h, functionality: limited functionality, FOR SALE Grinding Machine Kjdpfoxwbdpjx Adqsnd Brand: STUDER Model: S 110 Year: 2021 CNC FANUC

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 -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. Knodjuwv H Tepfx Adqsd

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 Knodpfx Aeuwv H Hodqod 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: excellent (used), Year of construction: 2015, functionality: fully functional, center height: 200 mm, workpiece weight (max.): 140 kg, grinding length: 1,000 mm, distance between centers: 1,000 mm, Equipped with B-axis and a wheelhead featuring two grinding wheels mounted on the same spindle (Right/Left configuration). Accessories and Features: Gap control, External Wheel Profiling Unit , Multiple External Grinding Cycles, Dressing Cycles with Automatic Wheel Wear Compensation, Marposs Axial Touch Probe, Marposs In-Process Diameter Gauging on Both Wheels, Magnetic Separator with Settling Tank and Paper Filter. TECHNICAL DATA: Centre Height Over Table: 200 mm Knjdpfswybgxjx Adqsd Maximum Workpiece Length: 1000 mm Maximum Workpiece Weight Between Centres: 140 kg LONGITUDINAL AXIS – Z (Table) Longitudinal Stroke: 1200 mm Maximum Traverse Speed: 12,000 mm/min Minimum Feed Resolution: 0.0001 mm CROSS AXIS – X (Wheelhead) Cross Stroke: 300 mm Maximum Traverse Speed: 10,000 mm/min Minimum Feed Resolution: 0.00005 mm Grinding Wheels Dimensions: Right and Left Wheel Dimensions (DX and SX1): 610 x 120 x 203.2 mm Maximum Wheel Speed: 50 m/s Maximum Spindle Power: 24 kW Compressed Air Supply: Required Pressure: 5.5 bar WORKHEAD: Variable Spindle Speed Range: 10 – 800 rpm Morse/ASA Taper: 4 / 5 TAILSTOCK: Maximum Quill Stroke: 40 mm Micrometric Adjustment: ± 0.07 mm Morse Taper: 4 Total Machine Weight: 7500 kg

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 Knsdpouxfu Nsfx Adqjd - 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. (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...