High Precision Freeform Grinding Machine for components up to 2000 mm diameter

Cranf ield Precision OGMOff Axis Grinding Machine

• Hydrostatic Rotary and Linear Bearings• Linear Motor Drives• In-Situ Measuring Probe• Patented vertical axis counterbalance

Grinding | Ultra Precision

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CONTACT USCranfield PrecisionWoburn House, 3 Adams Close, Kempston, Bedford, MK42 7JE Phone: + 44 1234 312820 Fax: + 44 637121Email: cranfieldprecision@fivesgroup.com

Grind zone with component table, Grinding spindle

and auxiliary spindle

MACHINE CONTROL AND ACCURACYThe Cranfield Precision OGM 1200 is available with advanced optical metrology equipment and Cranfield Precision’s CNC 6400 Control System.

— 1µm RMS Form Accuracy

— 100nm Linear Resolution Encoder system

— Optional Laser Metrology

— Cranfield Precision CNC 6400 Control System

MACHINE GRINDING MODES— Speric, aspheric and freeform mode

— Spiral and raster grinding path modes

— Edging: Circular boundary

— Edging: Non symmetrical edge profiling

— Chamfering

— Light weighting

www.fivesgroup.com

Twin Turret Optics Grinder

FLAT COMPONENTS OF UP TO Ø350 CAN BE MACHINED — Hydrostatic Bearings

— Twin Linear Motors

— Twin Linear Encoders

— Patented vertical axis counterbalance

— FEA Optimised base and bridge

— 2,500 RPM Work Spindle (5,000 RPM Optional)

— 60 RPM 800Nm Rotary Table

The Cranfield Precision glass grinding machine has the capacity to produce components up to Ø100 mm x 50 mm.

Machine features Primary machine axes