Cylindrical grinding machine

GP-Rundschleiftechnik GmbH GP K11-1000

K11-1000 cylindrical grinding machine

Also available in grinding length 650mm
Make Karstens
Technical data:
Center width: 1100 mm
Center height: 180 mm / (250 mm = option)
Workpiece weight: 100 kg flying, 300 kg between
centers
Grinding wheel diameter: 400 mm or 500 mm
(external grinding wheel)
Workpiece spindle: MK 4, infinitely variable speed
30-450 rpm, swivel range 0 - 90 °
Tailstock: MK4, quill stroke 45 mm
Quill force: 200-600 N manual, (up to 2500 N possible,
adjustable = option)
Table inclination: 10 degrees
Feed spindle travel: 80 mm
Rapid traverse: 50 mm
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Coarse adjustment air cushion: 280 mm
External grinding spindle motor: 4 KW / (5.5 KW = option)
Stepless speed adjustment of the grinding wheel with
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 liters
Machine weight: Net 3800 kg
Infeed drive via DC motor
Air cushion-supported quick adjustment of the
grinding headstock
for quick and safe approach to the sanding position.
Separate drive for the spindles for external and internal
internal grinding.
Fully automatic work sequence, infeed movement
via wind rose switch:
Rapid feed, rapid return, sanding mode, infeed stop,
mym infeed.
Automatic longitudinal sanding cycle
Central coolant supply for all grinding points
Workhead with infinitely variable drive
with traveling and lockable spindle.
Digital infeed control with Siemens panel and Siemens
PLC
for longitudinal grinding and plunge-cut grinding, input for
the return, infeed amounts,
feeds, burnout times, empty strokes, compatible with the old
old Karstens infeed control,
with colored Siemens touch panel
comparable to Studer/Kellenberger/Schaudt/Tschudin/Tacchella/Dannobat

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