Valcová brúska

Karstens K11-650

Stav: ako nová (výstavný stroj), Rok výroby: 2025, Karstens K11 650 Premium Retrofit Cylindrical Grinding Machine Manufacturer: Karstens Technical Data: Centre distance: 750 mm Centre height: 180 mm (250 mm optional) Nlodpfoiv Audsx Addei Workpiece weight: 100 kg (chucked), 250 kg (between centres) Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel) Workpiece spindle: MT 4, stepless speed control 30–450 rpm, swivel range 0–90° Tailstock: MT4, quill travel 45 mm, quill correction Quill force: 200–600 N manual, (up to 2500 N possible, adjustable as an option) Table swivel: 12.5 degrees Adjustment travel, infeed spindle: 80 mm Rapid traverse: 50 mm Coarse air-lift adjustment: 280 mm External grinding spindle motor: 4 kW (5.5 kW option) Stepless grinding wheel speed adjustment via potentiometer Internal grinding spindle motor: 2.2 kW Workpiece spindle motor: 1.1 kW Hydraulic motor: 1.5 kW Lubrication motor: 0.1 kW Hydraulic tank: 80 litres Net machine weight: 3,500 kg Infeed drive via DC motor Air-cushioned rapid adjustment of the grinding spindle housing for quick and safe positioning. Separate drives for external and internal grinding spindles. Fully automatic operation cycle, infeed movement via rotary switch: Rapid approach, rapid return, grinding operation, infeed stop, micron infeed. Automatic longitudinal grinding cycle Central coolant supply for all grinding positions Workpiece headstock with steplessly adjustable drive for both live and lockable spindle. Digital infeed control with Siemens panel and Siemens PLC for longitudinal and plunge grinding, input for retraction, infeed amounts, feeds, spark-out times, dead travels, compatible with the old Karstens infeed control, with colour Siemens touch panel Scales on X and Z axes by HEIDENHAIN. Comparable to: Weiss / EMAG / GP-Cylindrical Grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Stav: veľmi dobrý (použitý), Rok výroby: 1988, Funkcionalita: plne funkčný, výška stredu: 180 mm, hmotnosť obrobku (max.): 70 kg, šírka v strede: 650 mm, priemer brúsneho kotúča: 400 mm, hmotnosť obrobku medzi hrotmi: 250 000 g, The machine has been completely overhauled and inspected by the seller! TECHNICAL DETAILS Working Area • Distance between centers: 650 mm • Center height: 180 mm • Workpiece weight: max. 70 kg unsupported / max. 250 kg between centers • Grinding wheel diameter: 400 mm Workpiece Spindle • Taper: MT4 • Speed: 30 - 450 rpm • Swivel range: 0 - 90° • Motor power: 0.55 kW Tailstock • Taper: MT4 • Quill stroke: 45 mm • Quill force: 200 - 600 N Travels and Settings • Table swivel: 10° • Infeed spindle travel: 80 mm • Rapid traverse: 50 mm • Coarse adjustment, air cushion: 280 mm Nsdpfowy Rnfox Addeli MACHINE DETAILS Drives • External grinding spindle motor: 4 kW • Internal grinding spindle motor: 2.2 kW Weight • Machine weight: 3,600 kg EQUIPMENT • Air-cushioned rapid adjustment of the grinding spindle headstock • Separate drive for external and internal grinding spindles • Fully automatic operating cycle with rotary switch • Automatic longitudinal grinding cycle • Central coolant supply to all grinding points • Workpiece spindle headstock with steplessly variable drive • Feed control for longitudinal and plunge grinding

Stav: generálne opravený (použitý), Rok výroby: 1988, Karstens K11 650 Njdpfsh Rixxjx Addoli The cylindrical grinding machine has been completely overhauled by PS-Karstens. The machine has been tested and is in very good condition. As we specialize in Karstens cylindrical grinding machines, we can offer you full service (both electrical and mechanical) for the machine after purchase. Technical specifications: Centre distance: 650 mm Centre height: 180 mm Workpiece weight: 100 kg (between centers), 250 kg (supported between centers) Grinding wheel diameter: 400 mm Workpiece spindle: MT 4, infinitely variable speed control 30–450 rpm, swivel range 0–90° Tailstock: MT 4, quill stroke 45 mm, fine adjustment Quill force: 200–600 N, hydraulically operated via foot pedal Table swivel angle: 10 degrees Infeed spindle travel: 80 mm Rapid traverse: 50 mm Coarse adjustment air cushion: 280 mm External grinding spindle motor: 4 kW Internal grinding spindle motor: 2.2 kW Workpiece spindle motor: 0.55 kW Machine weight: net 3800 kg Infeed drive via DC motor Air-cushioned rapid adjustment of the grinding spindle head for quick and safe positioning to the grinding position. Separate drive for spindles for external and internal grinding. Fully automatic operation, infeed movement via rotary switch: Rapid advance, rapid return, grinding cycle, infeed stop, micron infeed. Automatic longitudinal grinding cycle Central coolant supply for all grinding positions Workpiece spindle head with infinitely variable drive for both live and fixed spindle operations. Infeed control for plunge and traverse grinding, with programmable retraction, infeed amounts, feeds, spark-out times, and empty strokes Paper band filter system approx. 250 L Comparable to Weiss/ EMAG/ GP cylindrical grinding machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat