Cylindrical grinding machine

Karstens K11 650

Condition: as good as new (ex-display), Year of construction: 2026, Karstens K11 650 Premium Retrofit Round Grinding Machine Manufacturer: Karstens Technical Specifications: Center distance: 750 mm Center height: 180 mm / (250 mm = Option) Workpiece weight: 100 kg cantilevered, 250 kg between centers Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MK 4, speed continuously adjustable 30-450 rpm, swivel range 0 - 90 ° Tailstock: MK4, quill stroke 45 mm, cylindrical correction Quill force: 200-600 N manually, (up to 2500 N possible, adjustable = Option) Table inclination: 12.5 degrees Travel of the feed spindle: 80 mm Rapid traverse: 50 mm Rough adjustment with air cushion: 280 mm Grinding spindle motor, external: 4 kW / (5.5 kW = Option) Continuously adjustable grinding wheel speed with potentiometer Grinding spindle motor, internal: 2.2 kW Workpiece spindle motor: 1.1 kW Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Hydraulic tank: 80 liters Machine weight: Net 3500 kg Feed drive via DC motor Air cushion-supported rapid adjustment of the grinding spindle head for quick and safe positioning to the grinding location. Separate drive for the spindles for external and internal grinding. Fully automatic operating sequence, feed movement via wind rose switch: Rapid traverse forward, rapid traverse backward, grinding operation, feed stop, incremental feed. Automatic longitudinal grinding cycle Central coolant supply for all grinding points Hfsdpfxsiv Audo Af Hei Workpiece spindle head with continuously adjustable drive with a co-rotating and lockable spindle. Feed control, digital with Siemens panel and Siemens PLC for longitudinal grinding and plunge grinding, input for retraction, feed increments, feeds, dwell times, idle strokes, compatible with the old Karstens feed control, with color Siemens touch panel Scale in X and Z axes, manufacturer HEIDENHAIN. Similar to Weiss / EMAG / GP round grinding machines / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat / Bahmüller / Fortuna.

Condition: used, Year of construction: 1997, Technical details: max. module: 7 weight of the machine ca.: 5 t worm grinding diameter: 280-350 mm width of grinding worm: 84-104 mm Hsdpfx Aex Aq Egof Hjfi min. number of teeth: 6 max. number of teeth: 600 max. top circle diameter: 360 mm max. workpiece weight: 60 kg without filter *

Condition: used, grinding diameter 350 mm grinding length 1000 mm centre height 175 mm grinding wheel diameter 400 mm grinding wheel width 50 mm bore 127 mm MK5 work piece spindle speed 20-400 U/min grinding head swivelling 360 ° grinding spindle head - swivable 180 + - ° grinding spindle speed 1500,1700,2200 U/min 0-9,99 mm/Ø 0-9,99 mm/Ø ±8 ° longitudinal feed of the table 1100 mm table speeds 0,02-6 m/min 130 kg cross travel max. 270 mm 130 inkl. Spannung kg 80 mm tailstock quill taper MT 3 quill travel 30 mm total power requirement 6,5 kW weight of the machine ca. 3,05 t dimensions of the machine ca. 4 x 2 m Overhauled according to Kellenberger guidelines including new, modern and future-proof control system. Photo of already delivered machine in centre distance 1000mm. -Operation via the touch panel is extremely simple. -The symbols on the control panel are practically identical to the original original control system, so there is no need for familiarisation. -Diagnostic function with display of PLC messages and digital I/O -Dressing function can be extended or changed at the customer's request. -Orientated spindle stop of the workpiece spindle possible on request. -New maximum infeed of 40 mm can be extended on request. -Digital display in 2 axes. Resolution x-axis 0.5my Options: -Encoder with digital display in the workpiece headstock -Rotary encoder with digital display in the grinding headstock (no height adjustment with spindle possible) with spindle possible) Hedpfx Ajuxfupef Hsfi -New stable internal grinding device diameter 80mm or 100mm with height adjustment. -Increase of the centre height to max. 225mm -Speed control for the grinding spindle Included: -Operating tool -Clamping tube for chuck Further accessories on request. The x-axis of the machine has an electronically controlled infeed system with stepper motor drive. Hydraulic longitudinal and rapid traverse table movement. Versatile application in production for external cylindrical and internal internal grinding or for external, face and internal grinding in one clamping clamping of individual parts. Possible options: -Semi-automatic dressing cycles for external and internal grinding -automatic dressing compensation. -Measuring control

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: Hsdpfx Asuwv H Hjf Hsfi -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: 1998, honing diameter 90 mm Hfsdet Hw T Sjpfx Af Hei stroke 490 mm throat 400 mm total power requirement 10 kW weight of the machine ca. 3.500 kg dimensions of the machine ca. m

Condition: used, Year of construction: 1992, spindle speed (min.): 7,500 rpm, spindle speed (max.): 24,000 rpm, 4 motorized grinding spindles (liquid-cooled, purge air / oil mist lubrication) including REFU HF frequency converter, e.g. for powering the spindles of a Voumard 400 CNC T4. Grinding spindle GMN TSSV 170-7500 7,500 rpm, 350V, 19.3A, 7.5kW, 250 Hz Grinding spindle Voumard BM15-170 15,000 rpm, 350V, 35A, 18kW, 250 Hz Grinding spindle Voumard BM18-15032 18,000 rpm, 350V, 28.5A, 12kW, 600 Hz Grinding spindle Voumard BM24-150 24,000 rpm, 350V, 27A, 12kW, 800 Hz REFU HF Converter 316/25 High-frequency converter (inverter, frequency inverter) Frequency converter / inverter for powering motor spindles GMN tool spindle, motorized grinding spindle The spindles are fully functional, sold as is – manufacturing year approx. 1992 A collection of various grinding spindle shafts / arbors for grinding wheels is available for these spindles and can be purchased separately. Hfsdol Tn Afepfx Af Hoi Price / details on request All technical data subject to error or omission. We sell exclusively to countries within the European Community.

Year of construction: 1998, condition: good (used), Make: UNION Type: Ti 1800 Year: 1998 Specifications Metric US Standard Table Length 2000 mm Table Width 1800 mm Table load 16000 Movement V-axis 1250 mm Rotation B-Axis 360.000 ° Rotation speed B-Axis 1,35 Omw/min. Hodpfx Askwcdbof Hofi Movement speed V-axis 4000 mm/min. Dimensions (Estimate) Length 3400 mm Width 2000 mm Height 920 mm Weight 6500 kg Please Note: The information on this page has been obtained to the best of our ability and belief, and from the manufacturers where possible. It is given in good faith, but its accuracy can not be guaranteed. Accordingly, it will not form a representation or constitute contractual terms. We advise you to check any vital details!

Condition: good (used), Year of construction: 1998, Max. Pitch circle diameter External gearing 300 mm Max. Pitch circle diameter internal gearing 300 mm Max. Outer diameter of workpiece (equipment) 450 mm max. module 6 gear hobbing width -max. 100 mm Max. Helix angle (with tool Ø 125 mm) +/- 45 ° strokes - infinitely variable 130 - 1300 Hub/min workpiece weight 1000 kg Minimum distance table top - tool spindle -55 / +300 mm Maximum distance table top - tool spindle 200 mm Maximum distance table top - tool spindle 350 mm Manual Upright side shift +/- 25 mm Manual swivelling angle of the tool spindle +/- 0,5 ° Max. Tool speed 15 UpM Max. Workpiece speed 27 UpM Hsdpjvu E Nujfx Af Hefi Max. Tool diameter 7 Zoll voltage 400 V frequency 50 Hz Max. Line power 70 A total power requirement 48 kW weight of the machine ca. 11 t dimensions of the machine ca. 4,27 x 3,11 x 2,87 m taper in main spindle SK 45 table hole 40 mm control Siemens Sinumerik 840 C Gleason PFAUTER gear shaping machine Mod. PSA 300 The CNC modular gear shaping machine with skiving cutter for the machining of external and internal cylindrical gears, with straight or helical involute with straight or helical involute toothing, as well as any other profile splitting process. The work cycle is controlled by a CNC unit, with specific software for machining the gears, machining. Field of application --> The PSA 300 has been designed for the production of: - Gears with straight external teeth - Gears with straight internal teeth - Gears with external helical teeth - Gears with internal helical teeth

Condition: good (used), Centre bore 2- 50 mm Diameter of workpiece 8 - 125 mm Lenght of workpiece 50 - 1000 mm Hjdporivlujfx Af Hsfi Grinding wheel speeds 13'000 - 45'000 rpm Misc.accessories MARCELS MASCHINEN AG

Condition: ready for operation (used), Year of construction: 2015, Working container volume: 200 l Hedpjwcd Nzjfx Af Hofi Usable volume: 125 l Max. workpiece (diagonal): 170 mm Screen area: 2190 cm² Max. centrifugal force: 49,000 N Coating partially damaged. There are 2 units available!