Nanoform® X

  • Overview +

    The Nanoform®X is designed to increase productivity and ease of use in the diamond turning, milling, and grinding of optical lenses, mold inserts, mirrors, and precision mechanical components. The machine can be configured from 2 to 4 axis to produce spherical, aspherical and freeform surfaces of up to 440 mm diameter.

    • Fully-opening upper enclosure and lower work envelope allows easier access for setup and cleanup
    • Unique inner compartment design improves Swarf containment
    • Operator console enhancements lead to greater ease of use
    • Innovative suite of productivity tools reduces part and tool setup time
    • HS 150 spindleprovides for 5x improvement in thermal stability
    • Dual frame design with TMC MaxDamp® isolation reduces sensitivity to vibration
    • Industry leading surface finish less than 1 nm Ra
  • Key Specs +

    Turning Performance: Surface roughness: 1 nm Ra, Form accuracy: 0.1 micron P-V

    Programming resolution: 0.01 nm linear / 0.0000001° Rotary

    Load capacity: 136Kg (300 lbs) @ 100 PSI

    Swing capacity: Max swing 440 mm diameter
  • Technical Specifications +

    Machine Base and Control Description
    Machine Base Sealed natural granite base provides exceptional long term machine tool stability
    Machine Type Ultra precision, two, three or four axes CNC contouring machine
    Vibration Isolation FEA optimized dual sub-frames and integral self-leveling TMC MaxDamp® isolators
    Control System UPx™ Control System with optional Adaptive Control Technology
    Operating System QNX real time operating system
    Programming Resolution 0.01 nanometer linear / 0.0000001° Rotary
    File Transfer/Storage USB, CD, Ethernet, On-board data storage backup
    Performance Surface Roughness (RA) < 1.0nm, Form Accuracy (P-V) < 0 .1µm

    Linear Hydrostatic Slideways Description
    Type Hydrostatic oil bearing slideways with liquid cooling capability
    Travel X and Z: 220mm (8.6")
    Maximum Feedrate 4,000mm/min. (157”/min)
    Drive System AC linear motor
    Position Feedback Resolution 16 picometers (0.016 nanometers)
    X-axis Straightness Horizontal: 0.2µm (8µ”) full travel 0.05µm/25mm (2µ”)
    Z-axis Straightness Horizontal: 0.2µm (8µ") full travel 0.05µm/25mm (2µ")
    Vertical Straightness 0.375µm (15µ") full travel

    Workholding/Positioning Spindle High Speed HS 75 Spindle High Performance HS 150 Spindle
    Air Bearing Type Slot-type thrust bearing Slot-type thrust bearing
    Material Steel shaft/Bronze journal Steel shaft/Bronze journal
    Motor Integral brushless motor Integral brushless motor
    Ultimate Load Capacity 45Kg (100 lbs) @100 PSI 136Kg (300 lbs) @100 PSI
    Axial Stiffness 105N/µm (600,000 lbs./in.) 230N/µm (1,314,000 lbs./in.)
    Radial Stiffness 35N/µm (200,000 lbs./in.) 130N/µm (743,600 lbs./in.)
    Motion Accuracy Axial/Radial ≤ 20nm (0.8µ”) Axial/Radial ≤ 15nm (0.6µ”)
    Thermal Control Optional Liquid cooled chiller +/- 0.1C Accuracy Liquid cooled chiller +/- 0.1C Accuracy
    C-axis Feedback Resolution 0.018 arc-sec
    9,000 line encoder
    0.010 arc-sec
    16,200 line encoder
    C-axis Position Accuracy +/- 1 arc-sec +/- 1 arc-sec
    C-axis Max Speed 2,500 RPM 1,500 RPM
    Work Holding Spindle Max speed 18,000 RPM 10,000 RPM

    Rotary B-axis HydroRound Rotary B-axis
    Type Bi-conic, self compensated, oil hydrostatic bearing, DC Brushless direct drive motor
    Tabletop Size 330mm (13")
    Standard Swing Capacity 222mm (8.75") diameter
    Load Capacity 225 Kg (500 lbs.)
    Maximum Speed 10 RPM continuous / 50 RPM intermittent
    Motor Torque 36 in-lbs/ 4.0 N-m
    Position Feedback Resolution 0.004 arc-sec
    Position Accuracy +/- 1 arc-sec
    Radial Error Motion 0.10µm (4µ”) @ 1" above table
    Coning Error 1.0nm/mm (1.0µ”/in.)
    Radial Stiffness 225N/µm (1,280,000 lbs./in.)
    Axial Stiffness 600N/µm (3,428,000 lbs./in.)
    Moment Stiffness 3.4 N-m/micro radian (30 in-lbs/micro radian) (144 in-lbs/arc-sec)

    Facility Requirements Nanoform® X
    Power 208 +/-10% or 230 +/-10% VAC - 3.0 KVA 1 phase - 50/60Hz
    Air Supply Typical: 12 SCFM @100 PSIG
    Machine Footprint (W x L x H) 929mm x 2152mm x 2301mm (36.6" x 84.8" x 91") when fully opened
  • Application Notes +

    Color free molds for mobile phone camera lenses
    Demonstrate the capability to diamond turn mobile phone and smart device camera lens molds with no diffractive color or tool marks and also minimize surface roughness

    High speed lens array for automotive headlamp mold

    Demonstrate high speed machining of a lens array on nickel plated steel.

    Zinc Sulfide (ZnS) with laser assisted machining
    Utilizing laser assisted machining, demonstrate improved surface finish and cosmetic appearance by reducing visual haze and pullouts on ZnS.

    Micromilling of crystalline material (CaF2)
    Demonstrate the surface finish and flatness results achievable on calcium fluoride using a Freeform® TL machine and a Levicron milling spindle.

    3 Axis (XYX) ruling using PEPS II-VX
    Demonstrate part cutting time, surface finish, and form accuracy achievable by 3 axis ruling on a Freeform® L equipped with PEPS II-VX, an active on machine vibration cancellation and precision leveling system.

    Surface finish and form accuracy results on a steep slope Al asphere
    To demonstrate the surface finish and form accuracy results achievable using the Nanoform® X with HS150 work holding spindle on a steep slope aluminum asphere.

    Infrared silicon diffractive machining
    Demonstrate the capability to manufacture an infrared silicon lens with 15 diffractive zones, meeting surface finish, form accuracy, and absolute radius specifications.

    Demonstrate the capability and present key metrology results and process data for a non-axisymmetric D-Pocket used as a registering feature in lens molds, for more accurate indexing.

    Automated form error correction
    Demonstrate automated form error correction of a parabolic component by means of on-machine measurement and analysis. Corrections were made by measuring the part using Precitech’s air bearing LVDT

    High speed germanium machining
    Demonstrate the capability to reduce part cutting time for Infrared (IR) Germanium lenses without sacrificing form accuracy or surface finish.

  • Brochures +