Custom Hexapod Stewart Platform 6-Axis Positioners, Stages

Special 6-Axis Hexapod Positioning Stage Concepts

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Miniature Piezo Hexapod Concept, Vacuum Compatible, Non Magnetic
		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
		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
		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 >Ř200mm 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
		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 ą1 ľm Encoder Resolution to 0.005 ľm 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
(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 ą1 ľm Encoder Resolution to 0.005 ľm 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
		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: ą250 ľrad Resonant frequency: 490 Hz


More Information on Hexapods and Tip Tilt Steering Mirror Platforms for Astronomy

Active Secondary Hexapod with Tip/Tilt Mirror
		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: ą500 ľrad Resonant frequency: 280 Hz


More Information on 6-Axis Hexapods and Fast Steering Mirrors for Astronomy

Active Secondary Hexapod for Tip/Tilt Mirrors
		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
		Custom Secondary 6-Axis Hexapod for APEX Radio Telescopy in Chile Load Capacity to 750 N Unidirectional Repeatability to 5 ľm Clear Aperture Ř 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
		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 DesignSignificantly 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
		Six Degrees of Freedom Max. Load Capacity to 1000 kg Repeatability to 2 ľm 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
		Load Capacity to 1000 kg in Any Orientation Six Degrees of Freedom Travel Ranges to ą200 mm, to ą20°Resolution to 0.8 ľm, to 0.5 ľrad 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