Valcová brúska

Kellenberger KEL-VARIA

Stav: použitý, The KELLENBERGER KEL-VARIA R175 x 1500 is a CNC cylindrical grinding machine designed for high precision, top accuracy, and reliable operation. Capacities: centre height 175 mm, centre distance 1500 mm, Z-axis 1650 mm, maximum workpiece weight 150 kg; grinding wheel Ø500×80 mm (bore 203 mm) or Ø400×63 mm (bore 127 mm); grinding spindle travel max. 320 mm. Technical data: infinitely variable grinding wheel speed 1000–2150 rpm (peripheral speed 45 m/s); feed rate 7500 mm/min; swivelling workhead -10/+100° with 8–800 rpm; permissible load 160 Nm; grinding spindle motor 7.5 kW, workhead motor 2 kW; connection 3×400 V 50 Hz; rapid traverse 15 m/min; weight approx. 6000 kg; dimensions 4700×2300×2000 mm; compressed air 6 bar. Accessories: coolant system, paper filtration unit, MARPOSS touch probe, set of grinding wheels, live centre, set of centres, set of workpiece drivers, set of gap gauges, lighting, 2 tool cabinets, tailstock with fine adjustment, coolant/mist extractor, collet chuck. Achieves tight tolerances. Chsdpfx Asxx U S Aefwjf

Stav: použitý, Rok výroby: 2000, Grinding diameter: 450 mm Grinding length: 1000 mm Center height: 225 mm Photo of a previously delivered machine with similar configuration: - Major maintenance - Table geometry renewed - Partial repainting of the interior Grinding wheel equipment LEFT: 400x63x127 mm (standard) Grinding wheel equipment RIGHT: 300x40x127 mm Internal grinding attachment Ø120 mm for HF spindles CNC control system: KELCO 120 C axis for non-circular grinding (Kel-Poly) B-AXIS: CNC-controlled B axis KELCO 120: v constant at 35 m/s or 45 m/s High-frequency internal grinding spindle Operating unit for MFV and MFZ spindles Hydraulic quill retraction for tailstock NO micro adjustment at the tailstock Spring-loaded quill insert Above-table cooling Standard workpiece spindle head MK 5 DIN 55026 size 5" MICRO adjustment for the standard workpiece spindle head Dressing device under the table Active longitudinal positioning KELPOS, MARPOSS, mounted on grinding head Csdpfx Asxzk Nisfwohf Tool measuring system KELSET, MARPOSS Touch-off sensor MARPOSS Measuring control MARPOSS Minialsar prepared Paper band filter

Stav: použitý, Distance between centers: 1000 mm Center 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 centers: 150 kg Tailstock taper: MK 4 Tailstock quill stroke: 50 mm Max. 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: 1150 mm Max. Z-axis speed: 15 m/min Table swivel: 0º to 9º Cjdpfx Aexmg Ekefwjhf Max. X-axis travel: 320 mm Max. X-axis speed: 7.5 m/min Length: 3600 mm Width: 2000 mm Approx. weight: 5,000 kg

Stav: dobrý (použitý), Rok výroby: 1999, prevádzkové hodiny: 16 000 h, Funkcionalita: plne funkčný, číslo stroja/vozidla: 650341, Rok výroby 1999 s Fanuc 18 TB – 3 osy XZB Marposs E30/E20 Země původu výroby: Švýcarsko Napětí: 400V/50Hz/3fáze Rozměry: 410x220x190 cm Codpfx Afow T Tb Hewehf Čistá hmotnost stroje: 5 000 kg TECHNICKÉ PARAMETRY CNC řízení: Fanuc 18TB Středová část Pevná středová část: brusná hlava R Otočná část s ruční indexací po 2,5°: R / RS / UR / URS -210° až +30° Otočná část s automatickou indexací po 2,5°: R / RS / UR / URS -210° až +30° Osa B, rozlišení 0,1’’: R / RS / UR / URS -210° až +30° Standardní upínací vřeteno (poupée porte-pièce) Rozsah natočení: -10° až +100° Otáčky vřetene (plynulé): 6 – 600 min⁻¹ Upínací kužel vnitřní: Morse kužel 5 (MK5) Redukční pouzdro: MK5/MK4 Vnější krátký upínací kužel: DIN 55026 / Gr.5 Přípustný moment: 160 Nm Zajištěná kruhovitost pro upínání v čelistech: Standard: 0,5 µm Volitelné: 0,2 µm Hmotnost obrobku mezi hroty: 150 kg Kontrvřeteno (contre-poupée) Upínací kužel: MK4 Zdvih pinoly: 50 mm / 2° Volitelné: mikrometrický posuv s korekcí (Ø +/- 150 µm) Údaje o kotouči Průměr 300 mm: 27 m/s Průměr 400 mm: 35 m/s Průměr 500 mm: 45 m/s Brusná hlava UR Výkon: 9,2 kW / 12,5 HP Montáž kotouče vlevo max.: Ø 500 x 80 mm Přídavný vpravo max.: Ø 400 x 63 mm Zařízení pro vnitřní broušení: vřeteno HJN 828 Dolní stůl (osa Z) Vzdálenost mezi hroty: 1 000 mm Maximální pojezd: 1 150 mm Maximální rychlost: 15 m/min Maximální rozlišení: 0,1 µm Horní stůl Vzdálenost mezi hroty: 1 000 mm, natočení 0° až 9° Brusný suport (osa X) Maximální pojezd: 320 mm Maximální rychlost: 7,5 m/min Maximální rozlišení: 0,1 µm Pneumatika Minimální připojení: 6 bar Spotřeba vzduchu: cca 0,6 m³/h Chladicí kapalina Maximální vstupní tlak: 3 bar Požadovaný prostor (verze 1000): 3 600 x 2 000 mm Technické údaje jsou uvedeny bez záruky na přesnost a úplnost.

Stav: použitý, KELLENBERGER KEL-VARIA 2RU 225/1500 je CNC kruhová brúska pre vysokú presnosť, presnosť a spoľahlivosť. Parametre: výška hrotu 225 mm, vzdialenosť medzi hrotmi 1500 mm, max. brúsny Ø 432 mm, hmotnosť obrobku 150 kg; kotúče L 400×63×127, R 500×80×127. Otáčky kotúča 1000–2150 min‑1 (45 m/s); vreteno obrobku 8–800 min‑1, kužeľ 5 CM, povolené zaťaženie 160 Nm. Koník 4 CM, posuv pinoly 50 mm, tlak 200–700 N; pripojenie 3×400 V 50 Hz. Príslušenstvo: KEL-ASSIST 100, MOVOMATIC, KEL-SET, MOVOMATIC C25, KEL-BALANCE, IKZ, papierový filter, magnetické skľučovadlo Ø400, orovnávač, držiak diamantu. Vhodné pre úzke tolerancie v automobilovom, hodinárskom, nástrojárskom, leteckom a medicínskom priemysle. Cjdpfx Aexx U Hasfwjhf

Stav: použitý, Rok výroby: 1995, Priemer brúsenia 350 mm Dĺžka brúsenia 1000 mm Výška hrotu 175 mm Všeobecne repasované v roku 2013 Spevnená hlava vretena obrobku Plynulo nastaviteľná B-os Bez koníka, ale je možné ho dodatočne namontovať Bez skľučovadla a lunety z obrázka Ovládanie Kelco 90 Stroj je možné vidieť v prevádzke u zákazníka do januára 2026. Chsdpfx Afexyadajwsf

Stav: použitý, Rok výroby: 2003, Grinding diameter 450 mm Grinding length 1500 mm Centre height 225 mm Photos of a nearly identical machine in 1000 mm version Also geometrically overhauled and partially repainted. 1x Grinding wheel assembly LEFT 500x80x203.2 mm 1x Grinding wheel assembly RIGHT 400x63x127 mm 1x Internal grinding device Ø120 mm for 2 HF spindles (motor and HF spindle) Centre height 225 mm Grinding head motor: drive power 9.2 kW B-AXIS: CNC-controlled B-axis KELCO 120: v constant 35 m/s or 45 m/s, spindle speed adjustment via control (standard) Semi-automatic balancing unit, ELASO, type EB 500 MFV 1230: High-frequency internal grinding spindle with oil-air lubrication Codpjxflcrofx Afwehf High-performance motor spindle M34-FAVY100.R620-20/4, permanent grease lubrication Balancing arbor Operating unit for MFV and MFZ spindles Hydraulic quill retraction for tailstock Micrometric adjustment on tailstock Pneumatic relief for tailstock Tailstock park position Standard workpiece spindle head MK5 CNC-controlled C-axis for standard workpiece spindle head Sine bar for direct angle measurement via gauge blocks Large adjustment swivelling base for standard workpiece spindle head Reinforced workpiece spindle head MK5 CNC-controlled C-axis for reinforced workpiece spindle head Fixed base for reinforced workpiece spindle head Coolant supply through workpiece spindle Dressing device on lower table – with 2x 0053.05 and 2x 0053.20, behind workpiece spindle head and tailstock Dressing device on upper table, with 1x 0053.01, 1x 0053.03, 1x 0053.13 Preparation for later connection of HF dressing device for rotary dressing tools (RENAUD) Adjustment plate for universal use of HF dressing device internal & external KELPOS: Active longitudinal positioning MOVOMATIC GAP: Touch sensor MOVOMATIC KELSET: Tool measuring system KELSET, MARPOSS 1900 litre endless belt filter with lifting station, 100 l/min at 2.0 bar, prepared for 2 machines Full enclosure Enclosure with service doors left and right Electrical interlock for side door (grinding wheel change) Preparation for customer’s connection of a grinding mist extraction unit Chiller for cooling the H2O circuit (grinding head and HF spindle) Control cabinet lighting with door switch Specification data from delivery note. All data without guarantee.

Stav: použitý, Grinding diameter 350 mm Grinding length 1000 mm Centre height 175 mm Space requirement approx. 3.6/3.5 m As the world’s leading company in the field of Kellenberger overhauls and retrofits, we are not only able to deliver machines in as-new quality with warranty, but can also offer service for your machines: Kellenberger Kel-Varia series with Kelco 90 control system. Mechanical Overhaul: - Complete machine overhauled according to Kellenberger measuring protocol - New, service-friendly enclosure - New paintwork Electrical Overhaul: - New, modern CNC cylindrical grinding machine control with BEMA grinding software - Newly built control cabinet - New drive technology - Replacement of all electrical wiring, pressure switches, etc. - New absolute glass scales in X and Z axes - New absolute rotary encoder (for B axis) Chedpfouwv H Tox Afwef Standard Equipment: - Workheadstock with Morse taper MK5, optional MK5/short taper adapter - Tailstock with MK4 taper. Optionally with fine adjustment - Grinding spindle head T1/T2/T3 - T1 grinding wheel diameter 400 mm - T2 grinding wheel diameter 300 mm - T3 internal grinding attachment, belt-driven by grinding spindle motor - Grinding spindle motor 4.4 kW - High-resolution B axis - Marposs measurement system for grinding wheel measurement - Longitudinal positioning Marposs - GAP control (sensor on the grinding spindle head) ELASO integrated into the control interface - Semi-automatic balancing by ELASO integrated into the control interface - BEMAT grinding wheel measurement Options at additional cost: - HF internal grinding spindle - Ultra-precise, highly torsion-resistant workpiece headstock - Measurement control - Extraction unit - Paper band filter Control: Basic grinding cycles - Workpiece zeroing with Z-position (longitudinal positioning) - Grinding wheel measurement with BEMAT - Infeed sensor GAP - Dressing diamond measurement - Corrections - External and internal cylindrical grinding (plunge and traverse grinding) - External and internal taper grinding (B-axis swiveling, dressing with straight wheel) - External and internal radius grinding (radius dressed on wheel) Optional grinding cycles - Profile plunge grinding external and internal with profile wheel - Profile grinding external and internal with straight wheel - Single and multi-start external and internal thread grinding with freely selectable flank angles - Trapezoidal thread grinding - Non-circular grinding external and internal 15,000

Stav: použitý, Priemer brúsenia 350 mm Dĺžka brúsenia 1000 mm Výška hrotov 175 mm Potrebný priestor cca 3,6/3,5 m Ako celosvetovo vedúca spoločnosť v oblasti generálnych opráv/retrofitov Kellenberger zabezpečujeme nielen dodávky strojov v kvalite nového stroja so zárukou, ale ponúkame aj servis pre Vaše stroje: Rad Kellenberger Kel-Varia so systémom riadenia Kelco 90. Mechanická generálna oprava: - Kompletná generálna oprava stroja podľa testovacieho protokolu Kellenberger - Nová servisne priateľská kabína - Nové lakovanie Elektrická generálna oprava: - Nové, moderné CNC ovládanie brúsok na guľato s rozhraním BEMA - Nový rozvádzač - Nová pohonná technika - Výmena všetkých elektrických vedení, tlakových spínačov Berus atď. - Nové absolútne sklenené odmeriavacie pravítka v osiach X a Z Chodpfx Asuwv H Hsfwjf - Nový absolútny rotačný snímač (pre B-os) Štandardná výbava: - Pevný koník s kužeľom MK5, voliteľne s adaptérom MK5/krátky kužeľ - Otočný koník s kužeľom MK4, voliteľne s jemným nastavením - Brúsne vretená T1/T2/T3 - T1 - priemer brúsneho kotúča 400 mm - T2 - priemer brúsneho kotúča 300 mm - T3 - zariadenie na vnútorné brúsenie, pohon cez brúsny motor remenom - Brúsny motor 4,4 kW - B-os s vysokým rozlíšením - Merací systém Marposs pre meranie brúsnych kotúčov - Pozdĺžne polohovanie Marposs - GAP Control (senzor na brúsnom vretene) ELASO integrované do systému riadenia - Polautomatické vyvažovanie ELASO integrované do systému riadenia - BEMAT meranie brúsnych kotúčov Voliteľná výbava za príplatok: - Vysokofrekvenčné vnútorné brúsne vreteno - Vysoko presný, maximálne tuhostný vreteník obrobku - Merací riadiaci systém - Odsávanie - Pásový papierový filter Ovládanie: Základné brúsne cykly: - Nulovanie obrobku s pozíciou Z (pozdĺžne polohovanie) - Meranie brúsneho kotúča s BEMAT - Senzor priblíženia GAP - Meranie diamantov na orovnávanie - Korekcie - Vonkajšie a vnútorné valcové brúsenie (kyvné a priečne brúsenie) - Vonkajšie a vnútorné kužeľové brúsenie (naklápanie B-osy, orovnávanie s rovným kotúčom) - Vonkajšie a vnútorné rádiusové brúsenie (rádius orovnaný na kotúči) Voliteľné brúsne cykly: - Profilové priečne brúsenie vonkajšie a vnútorné s profilovým kotúčom - Profilové brúsenie vonkajšie a vnútorné s rovným kotúčom - Jedno a viacchodové vonkajšie a vnútorné závitové brúsenie s voľne voliteľným uhlom bokov - Brúsenie trapézových závitov - Neokrúhle/brúsenie mimo osy vonkajšie a vnútorné Cena 15 000 €

Stav: použitý, Rok výroby: 2002, Grinding diameter: 450 mm Grinding length: 1,500 mm Centre height: 225 mm Control: FAGOR EQUIPMENT: - T1: 500 mm grinding wheel diameter - T2: 400 mm grinding wheel diameter - T6: Internal grinding attachment - T7: Internal grinding attachment - Spindle motor, water-cooled, 9.8 kW - Marposs tool measuring system - Active longitudinal positioning - Kel-Set - GAP sensor (contactless by ELASO) at T1 and T2, integrated in the control interface - GAP at T3/T4 via fluid sensor - Semi-automatic balancing by ELASO for T1/T2, integrated into the control interface - Tailstock hydraulic, with fine adjustment +/-150 μm - Dressing device on the lower table, workpiece spindle side - Dressing device on the lower table, tailstock side - Dressing device on the upper table - New, service-friendly and operator-friendly enclosure SPECIAL EQUIPMENT: Workpiece spindle headstock with direct drive *Strongly recommended for non-circular grinding *Workpiece weight (chucked): max. 75 kg *Workpiece weight (between centres): 150 kg *Water-cooled *MK5 combined with short taper mounting DIN 55026 *Oriented spindle stop *Fixed lower part B-axis with direct drive, centre height 225 mm *Extremely torsion-resistant *High positioning accuracy *Resolution: ° *Water-cooled MECHANICAL RETROFIT: - Complete overhaul according to Kellenberger measuring protocol - Newly painted Hydraulics unit new: - Improved temperature control (oil cooler) - Energy saving: only one pump, not running continuously - Pressure monitoring - Monitoring of water content in hydrostatic oil (Early detection of bellows damage) Hydrostatic leadscrew in X: - Wear-free due to no contact during operation - No loss of accuracy, even under continuous full load at max. speed - Frictionless at low speeds - No stick-slip effect at low speeds - Precisely transmits even the smallest rotational movements - No backlash in case of change in rotational direction - No fluctuation in friction torque due to ball circulation - Higher axial rigidity than ball screws - Significantly better damping, leading to improved surface finish and tool life - No vibrations from ball return - Suitable for high speeds and accelerations - Cost-effective alternative to linear motor, higher accuracy, significantly lower heat generation - Significantly lower power loss and no issues with chips sticking to permanent magnets - Much lower cooling capacity needed compared to linear motors ELECTRICAL RETROFIT: - New, modern CNC CYLINDRICAL GRINDING MACHINE controller with BEMA grinding interface - Completely new electrical cabinet - New drive technology - Replacement of all wiring, pressure switches, etc. - New absolute glass scales on X and Z axes - New absolute rotary encoder (for B-axis) CONTROL SYSTEM: The grinding software consists of a base license and various options available depending on the machine's configuration. Software base: - External and internal oscillation grinding - External and internal plunge grinding - External and internal face oscillation grinding Chjdpfx Afeuxfu Njwof - External and internal face plunge grinding - External and internal taper oscillation grinding - External and internal radius grinding (radius dressed on wheel) - Semi-automatic oscillation grinding - Workpiece...