Internal grinding machine

STUDER CT 960

Condition: used, Year of construction: 2008, internal diameter 99999 mm grinding depth 99999 mm swing diameter 99999 mm Control FANUC 320iA 3 x internal grinding spindles 2x HV-X 100-90000/3 Housing diameter: 100 h5 mm Spindle speed max: 90000 min/1 Nominal/max. power: 2.5/3.0 kW Spindle nose: D10/18 Spindle cooling: Water 1x HS80c 120000/1.1 Housing diameter: 80 h5 mm Spindle speed max: 120000 min/1 Nominal/max. power: 0.8/1.1 kW Spindle nose D06/12 Spindle cooling: Water 1 x external grinding spindle: MMO-100 HSK-C50/4 Diameter: 100 h5 mm Maximum speed: 3770 min/1 Nominal/max. power: PS1/PS6 - 6.0/7.0 kW Clamping system: HSK-50/M12 Grinding wheels: Diameter 125-200 x 2-20 mm 1 x dressing spindle MHF-72 D40/16 Housing diameter: 72 h6 mm Maximum speed range: 16000 rpm Power S1/S6: 400/500 W Spindle nose: 40 mm/8xM5 on TK 56 mm Spindle nose: 40 mm/4xM5 on TK 32 mm 1 x measuring probe (longitudinal positioning) Etamic C25 Abrichteinheit für das automatische Abrichten mit Hydraulisch einschwenkbarem Arm. Präzisions Positionierung und Einrastung mittels Konischem Bolzen, geschliffen und gehärtet. Schwenkbewegung : Hydraulisch Schwenkgeschwindigkeit : Einstellbar 1 x Messtaster (Längspositionierung) Etamic C25 X-Achse Fahrweg: 400 mm Auflösung: 0.0001 mm Vorschub: 0-10'000 mm/min Messung: Glasmassstab Absolut Z-Achse Fahrweg: 400 mm Auflösung: 0.0001 mm Vorschub: 0-10'000 mm/min Messung: Glasmassstab Absolut B-Achse Fahrweg: +60°..- 91° Auflösung Winkelmessgeber: 0.0005° Auflösung Antrieb: 0.0001° Vorschub: 25°/Sek Messung: Winkelmessgeber Absolut Revolver Anzahl Position 4 Zeit beim Wechseln 5 Sek Möglicher Spindeldurchmesser: 0 100 mm Werkstück- Spindeldrehzahl max.: 1'000 min-1 Spindelstock Leistung max.: 1.8 kW 960-41 Spindelnase: A2.4/MK5 Ausrüstung Anschnitterkennung Anschnitterkennung und Prozessoptimierung zur Optimierung des Schleif- und Abrichtprozesses und zur Verkürzung des Luftschleifens. Signal über Körperschallsensor auf dem Werkstückspindelstock aufgebaut, bestehend aus: -1x AE-Auswertsystem mit Display AE4100 -1x Kabel -1x Software und Anbauaufwand inkl. Material Sensor und Empfänger für Abrichtspindel Gtjdpfx Ajx Dxw Hea Ist - 1x Ringsensor - 1x Ringempfänger Sensor und Empfänger für Spindelnase A2.4/MK5 Elektroschrank mit CNC-Steuerung FANUC 320i A und Bedienungskonsole mit Bildschirm 15" Color LCD TFT 1024 x 768 Bedienpanel 55 Tasten und LEDs PC Tastatur QWERTY Intel Pentium III 866 MHz Windows XP Professionnal Combitec HMI für FANUC 320i A Standard Programmiersprache nach DIN/ISO Werkstattorientierte Schleifzyklen (WOP) Mobiles Handrad mit Wahlschalter 0.001, 0.01, 0.1 mm und Achsenwahlschalter Vorschub Korrektur über Raster-Potentiometer 0-100 % Spindelgeschwindigkeits-Korrektur über Raster-Potentiometer 50-125 % RJ-45 Ethernet mit TCP/IP Software und Zubehör für das Radius und Konus schleifen mit PC Simulation und CNC-Bahnkontur schleifen Vollautomatisches Schleifen eines Radius G71 und/oder eines Konus G72 ab einem bestimmten Winkel auf einen...

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: Gjdpfx Aajuxfucs Iott -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: ready for operation (used), Year of construction: 2004, operating hours: 2,184 h, functionality: fully functional, machine/vehicle number: 2407-463, spindle speed (max.): 60,000 rpm, number of spindles: 3, swivel angle B-axis (min.): -90 °, swivel angle B-axis (max.): 15 °, TECHNICAL DETAILS Grinding spindle speeds Spindle 1: 60,000 rpm Spindle 2: 60,000 rpm Spindle 3: 45,000 rpm B-axis swivel range: -90°/+15° Godpjxtdfbjfx Aa Istt MACHINE DETAILS Spindle hours Spindle 1: 11,278 h Spindle 2: 2,184 h Spindle 3: 2,841 h Main counter: 45,144 h EQUIPMENT Touch probe (on 4th spindle position)

Condition: used, TECHNICAL DETAILS - Number of axes : 7 - Number of spindles : 2 MAIN SPINDLE - Spindle power : 15 [kW] - Spindle speeds : 5500 [rpm] - Max. bar diameter : 42 [mm] - C axis indexing precision : 0.001 [°] COUNTER-SPINDLE - Spindle power : 15 [kW] - Spindle speeds : 5500 [rpm] - Max. bar diameter : 42 [mm] - C axis indexing precision : 0.001 [°] - Travel : 330 [mm] TURNING-MILLING SPINDLE - X/Z stroke : 410/400 [mm] - Y stroke : 200 [mm] - B Axis stroke : -25/+115 [°] - B axis indexing precision : 0.001 [°] Gtedpfx Aaeuhampj Iet - Tool type : HSK40 - Spindle speeds : 30000 [rpm] - Spindle power : 8 [kW] TOOL CHANGER - Auto. Tool Changer type : Parapluie - Tool magazine capacity : 60 - Tool exchange time : 1.2 [sec] - Number of positions : 60 POWER SUPPLY - Supply voltage : 400 [V] WEIGHT & DIMENSIONS - Machine floor space : 3300 x 2900 [mm] - Machine height : 2100 [mm] - Machine weight : 5000 [kg] MACHINE HOURS - Number of working hours : 11659 [h] EQUIPMENT - CNC : Fanuc 31i model A5 - Linear scales - Coolant tank * with high-pressure pump : 70 [bars] * Coolant through spindle - Oil mist extractor : ELBARON RON/A 100 DV - Spindle cooling unit - Workpiece probe : Renishaw OMP40-2 - Parts catcher - 1 NAKANISHI HTS1501S spindle : 150.000 [rpm] - Fire extinguisher * * NB : working order not guaranteed. To have it checked by a qualified organization of the buyer. - Bar puller

Condition: used, grinding diameter 350 mm Gtjdeuwv H Tspfx Aa Ist 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, Year of construction: 2014, Technical details: grinding diameter max.: 3-220 mm regulating wheel width: 500 mm max. width of grinding wheel: 500 mm weight of the machine ca.: 16 t. dimensions of the machine ca.: 12 x 10 x 8 m. grinding wheel diam. min/max.: 420-610 grinding wheel diameter - width-internal grin: 304,8 x 500 mm Regulatin wheel diameter min/max.: 300-350 mm The machine is currently designed for plunge grinding JUPITER's Centerless grinding, also available with CBN. Junker this circular grinding method with CBN grinding wheels, which opens up significant productivity benefits from the long service life of the grinding wheel, especially at high volumes. In addition, the simultaneous removal takes on the entire Schleswig-Holstein, which provides both in mass production and in small batches for significantly reduced processing times. The grinding process with JUPITER When centerless grinding, there are two grinding processes: the through grinding and plunge. Both methods are possible with the JUPITER. Applications through grinding: Pin and Bushings Body, rings, smaller rings, piston parts (eg compressors), waves with constant diameter piston rods (eg shock), Small piston for hydraulic and fuel injection, precision wires and rods, piston pins. Gtjdet Uw Avepfx Aa Ijt Applications Plunge: Rotor shafts, transmission parts, bearing surfaces of camshafts, tube and pipe fittings for composite camshafts, universal joints, parts for needle injection, valve stems, barrel rolls. *

Condition: used, Year of construction: 1984, x-travel 2500 mm Gtjdpfjtqqnwjx Aa Iet y-travel 750 mm z-travel 1000 mm table surface area 2550 x 800 mm spindle taper SK 50 control HEIDENHAIN, TNC 150 B weight of the machine ca. 16 t

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 Gjdow T Tb Hepfx Aa Istt 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.

Condition: used, Year of construction: 2017, Technical details: Gtodpettxg Sefx Aa Ist grinding diameter: 280/320 mm grinding length: 750 mm centre height: 170 mm weight of the machine ca.: 22,5 t dimensions of the machine ca.: 4,7 x 3,65 x 3,0 m

Condition: used, Year of construction: 1983, internal diameter min / max: 10 / 250 mm grinding depth 400 mm external diameter max. 380 mm swing dia. 390 mm table travel max. 550 mm stroke of the table min. 2 mm rapid traverse 10 m/min table speed -stepless- 0 - 10 m/min rough adjustment 18 mm fine adjustment 4 mm max. workpiece weight 100 kg spindle head B 6 DIN 55021 Gsdovprxfspfx Aa Iott spindle turning speed - stepless 15 - 1.500 U/min pivoting angle +/- 30 Grad spindle bore 50 mm power capacity 2 kW rapid traverse 0 - 250 mm/min stroke 70 mm power requirement 3 kW weight of the machine ca. 2,7 t dimensions of the machine ca. 3,0 x 3,0 x 3,2 m Internal Grinding Machine BAHMÜLLER - JES 12 - new control (July 2015)