Cylindrical grinding machine

Karstens Premium Retrofit K11 1000

Karstens K11 1000 Premium Retrofit Cylindrical Grinding Machine

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Manufacturer: Karstens
Technical Data:

Distance between centers: 1100 mm
Center height: 180 mm / (250 mm = Option)
Workpiece weight: 100 kg cantilevered, 300 kg between centers
Grinding wheel diameter: 400 mm or 500 mm (external grinding wheel)
Workpiece spindle: MK 4, stepless speed control 30-450 rpm, swivel range 0 - 90°
Tailstock: MK4, quill travel 45 mm
Quill force: 200-600 N manual, (up to 2500 N possible, adjustable = Option)
Table inclination: 10 degrees
Travel of the infeed spindle: 80 mm
Rapid traverse: 50 mm
Rough adjustment with air cushion: 280 mm
Grinding spindle motor external: 4 kW / (5.5 kW = Option)
Stepless speed adjustment of the grinding wheel 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 3800 kg
Infeed drive via DC motor
Air cushion-assisted rapid adjustment of the grinding spindle head
for quick and safe positioning of the grinding position.
Separate drive for the spindles for external and internal grinding.
Fully automatic operating sequence, infeed movement via a wind rose switch:
Rapid traverse forward, rapid traverse backward, grinding operation, infeed stop, incremental infeed.
Automatic longitudinal grinding cycle
Central coolant supply for all grinding points
Workpiece spindle head with steplessly adjustable drive with a rotating and lockable spindle.
New digital infeed control with Siemens panel and Siemens PLC
for longitudinal grinding and plunge grinding, input for retraction, infeed increments,
feeds, dwell times, clearance strokes, compatible with the old Karstens infeed control,
with a color Siemens touch panel
similar to Weiss/EMAG/GP cylindrical grinding machines/Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat /Bahmüller/Fortuna

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