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Machine base and control
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Description
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Machine base
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Completely sealed natural granite
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Control system
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UPx™ machine tool control featuring advanced Motion Wire architecture.
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System intranet includes
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Windows 7 computer & UPx Data Store (Windows network compatibility, USB and printer support, logging functions)
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Machine Type
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4 Axis (optionally up to 6 Axis) CNC Micro Groove Generating Machine
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Vibration isolation
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TMC MaxDamp self leveling pneumatic vibration isolation system
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Programming resolution
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0.01 nm
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Operating System
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QNX-real time OS utilizing non proprietary motion control boards for advanced capability and performance
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Linear oil hydrostatic slideways
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Description
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Type
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Hydrostatic oil bearing box-type slide ways manufactured by Precitech
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Material
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Dura bar cast iron
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Thermal control
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Liquid cooled horizontal linear axis
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Travel
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X 600 mm, Y 600 mm, Z 150 mm (vertical)
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Maximum feedrate
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3000 mm/min
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Drive system
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Linear motor
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Motor location
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Located centrally and mounted vertically eliminating offset drive forces and minimizing thermal distortions
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Position feedback
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34 pm (0.034 nm)
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X-Axis straightness
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Horizontal: 0.50 µm / 460 mm Vertical: 0.50 µm / 460 mm (measured near the B axis table top)
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Y-Axis straightness
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Horizontal: 0.50 µm / 460 mm Vertical: 0.75 µm / 460 mm (measured near the B axis table top)
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Z-Axis straightness
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Horizontal: 0.75 µm / 150 mm Vertical: 0.75 µm / 150 mm
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X-Axis stiffness
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Vertical: 438 N/µm (table center), Horizontal: 438 N/µm (table center)
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Y-Axis stiffness
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Vertical: 438 N/µm (table center), Horizontal: 438 N/µm (table center)
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Z-Axis stiffness
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Vertical: 263 N/µm (table center), Horizontal: 263 N/µm (table center)
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Rotary oil hydrostatic C axis
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Description
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Type
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Bi-conical, self compensating, patented oil hydrostatic bearing with integral motor, encoder & vacuum feed through
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Load capacity
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454 kg
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Tabletop size
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457 mm dia.
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Maximum Speed
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3600 deg/min
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Feedback resolution
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0.014 arc-sec
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Positioning accuracy
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+/- 1.0 arc-sec
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Radial error motion
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0.10 µm @ 1 inch above table
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Axial error motion
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0.10 µm
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Coning error
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1.0 nm/mm
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Co-planarity
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C to X axis < 1 arc sec, C to Y axis < 1 arc sec
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Radial stiffness
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525 N/µm
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Axial stiffness
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875 N/µm
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High speed flycutting/milling spindle
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SP75FF flycutting spindle manufactured by Precitech
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Levicron milling spindle
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Air supply pressure
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690 KPA
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610 KPA
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Air consumption
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50 l/min
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70 l/min
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Radial load capacity
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32 kg ultimate load capacity
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29 kg ultimate
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Axial stiffness
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70 N/µm
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50 N/µm
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Radial stiffness
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22 N/µm
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35 N/µm
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Axial error motion
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Under 0.05 µm
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< 30 nm asynchronous
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Radial error motion
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Under 0.05 µm
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< 30 nm asynchronous
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Maximum speed
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15,000 RPM
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80,000 RPM (stiffness increases 50% with 60k RPM model)
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Options included with the base MGG Ultra system
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Standard fly cut head
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Fly cutting tool holder, adjustments: Rake & Roll (recommended top speed 5000 RPM)
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Tool setting
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Optical tool setter using a Kinematic mount
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Mechanical indicator
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Electronic gage (integrated) with finger style high accuracy LVDT head and magnetic base
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Cutting lubrication
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Tool air mist lubrication system
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Optional Equipment
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Thermal enclosure
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Air shower, temperature control: +/- 0.1°C
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A axis
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C2 axis
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Ultra precision milling configuration
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Precitech FTS70 Fast Tool Servo system
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Standard and custom built vacuum fixtures
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Facility Requirements
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MGG ultra
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Power
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208 or 230 VAC - 4.0 KVA 1 phase - 50/60 Hz
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Air supply
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Typical: 10 SCFM @100 PSIG, filtered to 50 µms and dry to 10°C pressure dew point
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Floor space (does not include controller
and auxiliary equipment)
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2500 mm x 1800 mm
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