DHEX-26 Hexapod

DHEX-26 Hexapod

The DHEX-26 is a high-precision miniature hexapod positioning platform. By simply receiving position commands in the Cartesian coordinate system, it delivers high-precision motion and orientation adjustment across all six degrees of freedom (X, Y, Z, θX, θY, θZ), satisfying the most demanding requirements for complex spatial positioning and active alignment.

Built on a compact parallel-kinematic architecture, the DHEX-26 combines high stiffness with excellent stability and supports a user-defined center of rotation. Simple to install and easy to operate, it is engineered for high-end precision manufacturing applications such as fiber optic coupling, silicon photonics chip testing and camera module assembly, and is equally well suited to scientific research, precision inspection and precision assembly.

Advantages

The DHEX-26 adopts an innovative parallel-kinematic design, with targeted optimization for motion‑binding issues commonly encountered in hexapod platforms under high-frequency reciprocating operation. This effectively avoids binding of the lead screw/guideway pair after prolonged operation and ensures the stability and reliability of continuous production-line operation.

Application Scenarios

Silicon photonics and silicon-photonic chip wafer testing|Optical inspection, lens centering and precision assembly|Fiber-optic coupling and passive optical component packaging|Scientific research and other precision positioning applications

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Product Features

Integrated 6-DOF motion

X/Y/Z translation + θX/θY/θZ rotation

Easy programming & control

Supplied with simulation software for fast evaluation and deployment

Ultra-high precision

Supports nanometer-level alignment and positioning

Ultra-high stiffness

High stiffness with excellent disturbance rejection

More Features

  • User-defined center of rotation: configured in software, no mechanical modification required
  • Drop-in replacement: Compatible with mounting dimensions and performance specifications of leading international products

Product Parameters

Motion Specification
DHEX-26
ParameterToleranceXYZθXθYθZ
Travel±17 mm±16 mm±6.5 mm±10°±10°±21°
Max. Velocity20/10 mm/s20/10 mm/s20/10 mm/s500/250 mrad/s500/250 mrad/s500/250 mrad/s
Min. Incremental MotionTyp.0.04 μm0.04 µm0.02 µm0.5 μrad0.5 μrad0.75 μrad
Unidirectional RepeatabilityTyp.±0.15 μm±0.15 µm±0.06 µm±2 μrad±2 μrad±3 μrad
BacklashTyp.0.2 μm0.2 µm0.06 µm2 μrad2 μrad4 μrad
Mechanical Specifications
DHEX-26
ParameterValueUnit
Max. Load Capacity
(base plate in any orientation)
2.5kg
Max. Load Capacity
(base plate horizontal)
5kg
Max. Holding Force
(base plate in any orientation)
2.5N
Max. Holding Force
(base plate horizontal)
15N
Mass2.8kg
MaterialStainless steel, aluminum—
Electrical Specifications
DHEX-26
ParameterValueUnit
ControllerDHC-750—
FeedbackIncremental displacement sensor—
Rated Operating Voltage24VDC
Max. Bus Voltage24VDC
Rated Current (per axis)2.5A
Communication InterfaceTCP/IP—
Connector for Data TransmissionHD D-sub 62(f) & HD D-sub 37(f)—
Connector for Supply VoltageM12 3-pole(m)—
Cable Length2m
Operating Temperature Range0~50°C
Notice● The data is included in the delivery of the product in the form of a measurement report and is stored at DH-Robotics.
● For maximum velocity and maximum angular velocity, the higher value is the peak velocity while the lower value is the recommended
velocity. Continuous operation at the peak velocity is not recommended, as it may increase vibration and shorten service life.
● Unless otherwise stated, the values are for unloaded conditions. Some properties are interdependent. The designation "Typ." indicates a
statistical average for a property; it does not indicate a guaranteed value for every product supplied. During the final inspection of a product, only selected properties are analyzed, not all.

Applications

 

Download

Hexapod Data Sheet DHEX-26

Version 202511 ・ Format PDF ・ Date 2025-11-13
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