Special 6-Axis Hexapod Positioning Stage Concepts
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Miniature Piezo Hexapod Concept, Vacuum Compatible, Non Magnetic
Miniature NEXLINE Hexapod
  • Precision Miniature Vacuum Hexapod
  • Based on Non-magnetic PiezoWalk Linear Piezo Motor Principle
Non-Magnetic Compatible Drive Concepts




Vacuum Compatible, Non-Magnetic Hexapods
Custom High-Force Piezo Motor Vacuum Compatible Hexapod
NEXLINE Vacuum Hexapod
  • High Hexapod for Vacuum Environments
  • Based on Non-magnetic PiezoWalk Linear Piezo Motor Principle
  • Controller with coordinate transformation shown in background




Non-Magnetic Hexapods
Custom Piezo Motor Hexapod with PiezoWalk Motor Drives
N-515K Non-Magnetic Hexapod
  • Custom Hexapod Example
  • Non-Magnetic
  • Self-Locking at Rest, No Heat Generation
  • PiezoWalk Motors Provide Nanometer Resolution
  • Travel Ranges 10 mm Linear, 6° Rotation
  • Large Clear Aperture >Ø200mm
  • Low-Profile: 140 mm Height Only
  • Up to 500 N Force Generation
  • More Information on Vacuum Compatible Motion / Positioning Stages




Surgical Hexapods
Hexapod +3 Medical Robot with Highest Levels of Reliability
Nonapod Hexapod
  • Six Degrees of Freedom
  • Works in Any Orientation
  • No Moving Cables for Improved Reliability and Precision
  • 200 kg Load Capacity (Vertical)Heavy-Duty, Ultra-High-Resolution Bearings for 24/7 Applications
  • Repeatability to ±1 µm
  • Encoder Resolution to 0.005 µm
  • Significantly Smaller and Stiffer than Serial-Kinematics Systems, Better Dynamics
  • Vacuum-Compatible Versions Available
  • Linear and Rotary Multi-Axis Scans
  • Virtual Pivot Point
  • Sophisticated Controller Using Vector Algorithms
  • MTBF 20,000 h
More Information on Surgical Hexapod Robots




Hexapod as Surgical Robot
Surgical Hexapod
(photo courtesy of IPA)
  • Six Degrees of Freedom
  • Works in Any Orientation
  • No Moving Cables for Improved Reliability and Precision
  • 200 kg Load Capacity (Vertical)Heavy-Duty, Ultra-High-Resolution Bearings for 24/7 Applications
  • Repeatability to ±1 µm
  • Encoder Resolution to 0.005 µm
  • Significantly Smaller and Stiffer than Serial-Kinematics Systems, Better Dynamics
  • Vacuum-Compatible Versions Available
  • Linear and Rotary Multi-Axis Scans
  • Virtual Pivot Point
  • Sophisticated Controller Using Vector Algorithms
  • MTBF 20,000 h
More Information on Surgical Robots




Hexapods for Astronomy

In the last two decades, PI has designed a multitude of hexapods and fast tip/tilt systems for the alignment of mirrors in astronomical telescopes. Only two examples are shown below.
Talk to a PI engineer for more information.

Active Secondary Hexapod with Tip/Tilt Mirror
Tip/Tilt Secondary Hexapod Active secondary mirror for NASA Infrared Telescope Facility (IRTF) on Mauna Kea, Hawaii,with Hexapod 6-D alignment system.
  • Mirror diameter: 244 mm
  • Tip/tilt range: ±250 µrad
  • Resonant frequency: 490 Hz
More Information on Hexapods and Tip Tilt Steering Mirror Platforms for Astronomy





Active Secondary Hexapod with Tip/Tilt Mirror
Tip/Tilt Secondary Hexapod Active tip/tilt mirror for the United Kingdom infrared telescope (UKIRT) on Mauna Kea, Hawaii with Secondary Hexapod 6-D alignment system.
  • Mirror diameter: 314 mm
  • Tip/tilt range: ±500 µrad
  • Resonant frequency: 280 Hz
More Information on 6-Axis Hexapods and Fast Steering Mirrors for Astronomy





Active Secondary Hexapod for Tip/Tilt Mirrors
Tip/Tilt Secondary Hexapod Custom Hexapod for alignment of secondary mirrors.
More Information on Hexapod 6-Axis Alignment Systems for Astronomy




Weatherproof Hexapod
M-850K Ultra-High-Precision Hexapod for Telescopes / Outdoor Operation
Weatherproof Hexapod Custom Secondary 6-Axis Hexapod for
APEX Radio Telescopy in Chile
  • Load Capacity to 750 N
  • Unidirectional Repeatability to 5 µm
  • Clear Aperture Ø 420 mm
  • Long Lifetime: 2 Million Cycles
  • Drive: Brushless Motors
  • Correspond to protection class IP 64
  • Corrosion Protection

 

Video on ALMA (Atacama Large Millimeter Array) radio telescope. PI Hexapod is shown at 0:38

More Information on the Alma Telescope Hexapods




Hexapod for Inspection Systems
M-850K Large-Aperture High-Load Hexapod
High Load Hexapod
  • 200 kg Load Capacity (Vertical)
  • Very Large Aperture (640 x 820 mm)
  • Six Degrees of Freedom
  • No Moving Cables for Improved Reliability and Precision
  • Parallel-Kinematics Design—Significantly Smaller and Stiffer than Serial-Kinematics Systems, Better Dynamics
  • Virtual Pivot Point
  • Sophisticated Controller Using Vector Algorithms Included
More Information on Large Aperture Hexapods




Hexapods for High Loads
M-850K Ultra-High-Load Hexapod
Ultra-High-Load Hexapod
  • Six Degrees of Freedom
  • Max. Load Capacity to 1000 kg
  • Repeatability to 2 µm
  • Drive: Brushless Motors with Brake
  • Vacuum Compatible up to 10-6 hPa
More Information on High Load Hexapod 6-Axis Stages




M-850K Ultra-Heavy-Duty Hexapod for Materials Research
Ultra-Heavy-Duty Hexapod
  • Load Capacity to 1000 kg in Any Orientation
  • Six Degrees of Freedom
  • Travel Ranges to ±200 mm, to ±20°Resolution to 0.8 µm, to 0.5 µrad
  • Drive: Brushless Motors with Brake
  • Sophisticated Controller Using Vector Algorithms
More Information on High Load 6-axis Stages in Materials Research.




Parallel-Kinematics 6-Axis Positioners for Vibration Cancellation in Semiconductor Production
  • SpaceFAB Design allows for Easy Customization and Longer Linear Travel (XY)
  • UHV Versions to 10-9 mBar available
  • Many Motor and Drive Options, Linear Encoders, Steppers, Servos
SpaceFab 6 Axis Precision Motorized Positioner for Vacuum