KEHREN - Rotary Table Hole Grinding Machine Stock-No. 03385
Offer details
Stock-No.
03385 Type of machine
Rotary Table Hole Grinding Machine Make
KEHREN Type
Ri 8-4 grindturn Year of manufacture
2010 Type of control
CNC
Technical details
rotary table diameter
800 mm grinding diameter
1100 mm grinding height max.
1100 mm workpiece rotation diameter
1100 mm max. table load
2000 kg weight of the machine ca.
18 t dimensions of the machine ca.
6 x 4 m
additional information
- Vertical KEHREN grinding centre Ri 8-4 grindturn (CE compliant),
- with 3 grinding spindles and a turning tool holder for external and internal
- cylindrical grinding and hard turning in ONE clamping.
-
- Equipment / Accessories:
- - SIEMENS Sinumerik 840D SL control
- - spindle 1, 0° (-5°): Turning tool holder, CAPTO C 6 interface
- - spindle 2, 90°: Reinforced construction with direct drive and external taper
- for internal and external cylindrical grinding
- TSEV 140 x 500
- - diameter 140 mm
- - grinding height 650 mm
- - plunge depth 600 mm
- - grinding wheel, e.g. 250 x 60 x 76 mm
- - power 20 kW
- - speed 1500-4500 rpm
- - spindle 3, 180°: High-frequency spindle with hybrid bearings, direct drive and
- short tool taper, for grinding internal and external diameters
- HSP 170-18000
- - diameter 170 mm
- - grinding height 950 mm
- - plunging depth 150 mm (with standard grinding mandrel 150 mm)
- - tool holder HSK-C 63
- - grinding wheel depending on application
- - power 20 kW
- - speed 3000-18000 rpm
- - spindle 4, 270° (+5°): Reinforced construction with belt drive and external
- taper, for flat grinding
- TSAV 1200 x 400
- - diameter 120 mm
- - grinding height max. 1100 mm
- - grinding wheel 400 x 60 x 127 mm
- - power 15 kW
- - speed 1500-4500 rpm
- - turret head (B-axis)
- - positioning: helical gear with 360 teeth and hydraulic tension
- - smallest incremental movement 1°
- - swivel range 280°
- - grinding head adjustments (Z-axis)
- - feed 0.01-6000 mm/min
- - rapid traverse 10 m/min
- - cross movement of the slide (X-axis)
- - feed 0,01-6000 mm/min
- - rapid traverse 20 m/min
- - rotary table with direct drive (C-axis)
- - round table diameter: 800 mm
- - drive system AC synchronous direct drive
- - speed 0.01-200 rpm
- - set-up speed 1-10 rpm adjustable
- - table load max. 2000 kg
- - automatic gravity belt filter system: tank volume 1000 l,
- flow rate 200 l/min
- - immersion cooling unit for maintaining a constant coolant temperature,
- cooling capacity approx. 5000 kcal/h
- - grinding mist extraction for connection to the closed workroom,
- capacity 1200 m³/h
- - additional dressing spindle for dressing vertically arranged
- grinding wheels with ceramic bond
- - RENISHAW swivel measuring device for measuring bores, external
- diameters and flat surfaces
- - console for calibrating the measuring probe to the left of the rotary table,
- with T-slots
- - semi-automatic balancing electronics with vibration sensor and speed sensor
- - additional grinding wheel holders for spindle 2, spindle 3 (arbor) and
- spindle 4
-
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