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Orientalmotor DH Series Hollow Rotary Actuator

Made in Japan
Manufacturer: ORIENTAL MOTOR CO., LTD.
Model: DH Serie

Features

The hollow structure simplifies piping and wiring at the tip of the device.

This actuator uses a hollow flange for a 5-phase stepping motor. By passing air piping, wiring, and light through the hollow section, it contributes to simplifying the design of the device tip and making it smaller and lighter.

DH Series Application Examples Parallel Link Robot DH Serie

Product name Mounting angle dimensions Hollow Diameter mass
DHM28PAK2 28mm φ5.2mm 0.17kg
DHM42PAK 42mm φ10mm 0.47kg

Flange mounting helps reduce the number of parts around the moving part

A load can be attached directly to the hollow flange, helping to reduce the number of parts around the moving part.

DH series application example: Rotation axis of security camera DH series flange

Since parts that were previously prepared by customers themselves are no longer necessary, the time required for device design and part selection is reduced.
Furthermore, the time required for assembly and adjustment of installation accuracy is reduced, contributing to improved production efficiency for customers.PKP series adsorbent DH series adsorber

Benefits of adopting this device

  • Reduce design time
  • Parts cost reduction
  • Reduce assembly man-hours
  • Reduced time for precision adjustment
  • Reduce maintenance time

Achieves highly accurate positioning

Equipped with a 5-phase stepping motor, it can perform highly accurate positioning and repeat fine movements stably. When combined with a CVD driver, it can perform micro-step drive, and the smooth drive function suppresses vibrations at low speeds for smooth operation. In addition, since the hollow flange does not use a transmission mechanism such as a coupling or belt, there is no effect on accuracy due to component rigidity or combination errors.

DH Series Application Examples Parts Mount

Benefits of adopting this device

  • High precision part alignment
  • Weight reduction of the adsorber unit
  • Parallel arrangement reduces the size of the suction unit
  • DH series microstep
    Product name Static Angle Error Repeated positioning accuracy
    DHM28PAK2 ±0.33° ±0.15°
    DHM42PAK ±0.11° ±0.05°

Line up

Please purchase the actuator, driver, and connection cable separately.

Actuator

Product name Mounting angle dimensions Hollow Diameter Static Angle Error Repeated positioning accuracy Maximum static torque
DHM28PAK2 28mm φ5.2mm ±0.33° ±0.15° 0.029N・m
DHM42PAK 42mm φ10mm ±0.11° ±0.05° 0.175N・m

Driver

Driver Type Input Power
DH series variation driver Pulse train input DC24V
RS-485 communication

Connection cable/Flexible connection cable

Mounting angle: 28mm

  • If the cable is to be bent, use a flexible connection cable.
  • We also offer a “relay cable driver side” that can be added to the connection cable.
Length
[m]
DH series connector type connection cable 0.5–10

The driver has a connector.

  • If the cable is to be bent, use a flexible connection cable.
  • An “extension connection cable without terminal processing” between the motor and driver is also available.
Length
[m]
DH series road wire type connection cable 0.5–1

please note

The wiring distance between the motor and driver should be 10m or less.

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