Κυλινδρική μηχανή λείανσης

Karstens Premium Retrofit K11 650

Karstens K11 650 Premium Retrofit Cylindrical Grinding Machine

Manufacturer: Karstens
Technical specifications:

Centre distance: 750 mm
Centre height: 180 mm / (250 mm optional)
Workpiece weight: 100 kg between centres, 250 kg between centres
Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel)
Workpiece spindle: MT 4, infinitely variable speed control 30–450 rpm, swiveling range 0–90°
Tailstock: MT4, quill stroke 45 mm, barrel correction
Quill force: 200–600 N manual (up to 2500 N possible, adjustable = option)
Table swivel: 12.5 degrees
Cross slide travel: 80 mm
Rapid traverse range: 50 mm
Coarse adjustment (air cushion): 280 mm
External grinding spindle motor: 4 kW / (5.5 kW optional)
Stepless speed adjustment of grinding wheel 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 reservoir: 80 litres
Machine weight: net 3500 kg
Infeed drive via DC motor
Air cushion-supported rapid adjustment of the grinding spindle headstock
for fast and safe positioning to the grinding position.
Separate drive for external and internal grinding spindles.
Fully automatic operation sequence, infeed movement via rotary switch:
Prodeiv Audepfx Ab Ejd
Rapid advance, rapid return, grinding mode, infeed stop, mym infeed.
Automatic longitudinal grinding cycle
Central coolant supply for all grinding points
Workpiece headstock with infinitely variable drive, selectable between live and lockable spindle.
Digital infeed control with Siemens panel and Siemens PLC
for longitudinal and plunge grinding, entry for return, infeed values,
feeds, burn-out times, idle strokes, compatible with older Karstens infeed controls,
with colored Siemens touch panel
Scale in X and Z axes by HEIDENHAIN.
Comparable to Weiss/ EMAG/ GP Cylindrical Grinding Machines/ Studer/ Kellenberger/ Schaudt/ Tschudin/ Tacchella/ Dannobat

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