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Vertical RotaryTable Surface Grinder with movable Table

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Vertical RotaryTable Surface Grinder with movable Table

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ELB (Germany) Vertical CNC-Controlled Double-Column Internal and External Rotary Table Grinding Machine with 2 Grinding Slides Model SFR 150/2 CNC Year 1988 _______________________________________________________ Rotary table Ø 1,500 mm Swing Ø, approx. 1,700 mm Grinding Ø range, external 150 - 1,500 mm Grinding Ø range, internal 250 - 1,300 mm Height of workpiece, internal / external 350 / 750 mm Max. weight of workpiece, approx. 2,000 kg Table speeds, mechanical, infinitely variable, right/left 0.02 - 20 rpm Y Axis = left/right grinding slide 750 mm Z Axis = cross movement of grinding slides, each 1,700 mm B Axis = table rotation Feeds of Y/Z Axes 0.02 - 500 / 0.02 - 1,800 mm/min Adjustment of grinding heads, vertical/horizontal 0 - 90 ° Grinding spindle drive 10 - 46 kW Speeds, each 1,000 - 4,500 rpm Stroke of grinding slide for all three heads, approx. 550 mm Height adjustment of grinding heads, each approx. 300 mm Grinding wheel Ø, max., each 400 x 80 mm Total electrical load, approx. 130 kW - 380 V - 50 Hz Weight, approx. 48,000 kg Accessories / Special Features * KONGSBERG CNC Control Model GR 2000 for 4 axes, with Heidenhain Measuring Systems for simultaneous work in all 4 axes, with monitor, etc. * Constant cutting speeds and dressing compensation. * Highly accurate rotary table. * Completely covered working area. * Oil mist exhaust. * Profile rolling device for both grinding wheels. * Various other accessories. - Coolant equipment is not available.

rotary table diameter 1000 mm︱grinding height 500 mm︱grinding head - power requirement 17 kW︱control Siemens 840D︱total power requirement 45 kW︱weight of the machine ca. 9,5 t︱dimensions of the machine ca. 3x3x2,2 m︱

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- max. grinding area Ø 800 x 500 mm, - Magnetic discs Ø 800 mm, - Table load max. 1,000 kg, - max. sanding spindle speed 3,150 1/min, - max. transverse movement 600 mm, - Cup wheel Ø max. 300 mm, - max. width 80 mm, mounting hole 127 mm, - control, Siemens, with - filter unit, Knoll, type HL250/2000,

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Rotary table Ø 200 mm Grinding wheel Ø 175 mm Working height under grinding wheel 10 mm Grinding wheel speed 2,560 rpm Grinding spindle drive, approx. 2 kW Total electrical load, approx. 2.5 kW - 380 V - 50 Hz Weight, approx. 500 kg Accessories / Special Features * MARPOSS Electronic Size Control with direct tracing of workpiece, and digital presetting of infeed amount. * Hydraulically swivelling measuring tracer. * Precision rotary magnet with its own infinitely variable drive. * Grinding wheel drive via belt disk. * Manual precision adjustment via handwheel, or via infeed control. * Grinding wheel dressing device is swivable and mounted on grinding wheel hood. * Workpieces can be centred on the magnet for exact concentricity measurements. * Machine is standing on a box-type base. * Built-on coolant equipment.

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- incl. cooling unit with 6 l/min - yearly maintenanced - with diamond wheel

rotary table diameter mm︱grinding height mm︱grinding head - power requirement kW︱

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In vertical version with: - NC control Lauer PCS 095plus - Coolant tank with belt filter (approx. 6.000 ltr.) - Transformer for grinding motor (3x400V/3x690V) - Dresser (fixed in machine bed) - Piping for suction - Extraction Esta NA-K 3600 (new in 2017- available as option)

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