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DDRE-263-134 Direct Drive Rotary Motor

Motor Size ；263(D)*134(H)mm Cont Torque ；150N.m Peak Torque ；300N.m Cont/Peak CUR ；7.1/14.2A-rms

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DDRE Series (External Rotor Motor)

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DDRE-263-134 Direct Drive Rotary Motor
High Torque · Zero Backlash · Precision Motion
Ⅰ. Product Overview
The DDRE-263-134 Direct Drive Rotary Motor from W-Robot is a high-torque, precision-engineered rotary motor developed for advanced automation, robotics, and semiconductor manufacturing applications. Utilizing direct-drive technology, this motor eliminates traditional mechanical transmission elements such as gears and belts, ensuring zero backlash, high stiffness, and exceptional motion accuracy.
With a large rotor diameter and robust magnetic design, the DDRE-263-134 delivers outstanding torque density, excellent dynamic response, and smooth rotational motion, making it ideal for systems requiring precise angular positioning and high repeatability.
Ⅱ. Technical Features
Direct-drive architecture: Eliminates mechanical backlash, providing ultra-smooth, precise motion control.
High torque output: Large-diameter rotor and optimized stator winding deliver high continuous and peak torque.
High-resolution feedback: Compatible with absolute or incremental encoders to ensure sub-arcsecond precision.
Excellent thermal performance: Efficient heat dissipation enables stable long-term operation.
Low noise, zero wear: Non-contact structure minimizes friction and ensures long service life.
Compact and rigid structure: Ideal for integration in high-precision rotary tables, robotics, and inspection equipment.
Ⅲ. Application Fields
The DDRE-263-134 is particularly suitable for demanding motion control applications, including:
Rotary indexing tables and precision positioning stages
Semiconductor wafer processing and lithography equipment
Robotic joints and collaborative robot rotary axes
Optical inspection, measurement, and alignment systems
High-speed packaging and assembly machines
Automation systems requiring direct, backlash-free rotation
Its high torque density, smooth motion, and superior repeatability make it a preferred solution in high-end manufacturing sectors.
Ⅳ. Model Selection & Customization
W-Robot provides a full range of customization options to ensure the DDRE series fits seamlessly into your system design:
Shaft and mounting interface customization (hollow or solid shaft)
Encoder configuration (absolute, incremental, high-resolution options)
Cooling type options (natural convection or liquid-cooled design)
Winding optimization for torque-speed balance
Custom cable routing and connector integration
CAD drawings and detailed technical documentation available upon request
Ⅴ. Product Advantages
Zero backlash for ultra-precise angular control
High dynamic response with minimal inertia
Maintenance-free direct-drive design
Superior stiffness and stability for industrial-grade performance
Quiet and vibration-free operation
Long service life and cost efficiency
Ⅵ. Installation & Maintenance
To achieve optimal performance, please follow the recommended guidelines:
Mount the motor on a rigid, vibration-free surface to ensure accuracy.
Ensure proper thermal management for continuous-duty operations.
Handle encoder connections carefully to avoid data loss or alignment errors.
Avoid contamination from dust, oil, or magnetic debris near the rotor gap.
Verify alignment and torque output periodically for precision retention.
Use recommended tightening torques for all mounting interfaces.
Ⅶ. Learn More
Explore more with W-Robot:
Product catalog and CAD downloads: www.w-robot.com
Technical whitepaper: “Direct Drive Motors: The Key to Precision Motion Control”
Contact W-Robot’s technical team for professional selection support and system integration advice.
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Listed below are answers to our most commonly asked questions. Don't see your question?Contact our customer service team. We would be glad to assist you.

FAQ

Listed below are answers to our most commonly asked questions. Don't see your question?Contact our customer service team. We would be glad to assist you.

What are the future development trends of linear modules and linear motors?

In the future, linear modules and linear motors will develop towards higher precision, higher speed, smaller size, intelligence, and integration with other advanced technologies (such as artificial intelligence and the Internet of Things).

What parameters need to be provided for customized linear motors?

It is necessary to provide detailed parameters such as load weight, stroke, speed, acceleration, accuracy requirements, installation method, and operating environment so that the manufacturer can design and manufacture a linear motor that meets the requirements.

How long is the customization cycle of linear modules?

The customization cycle depends on the complexity of the customization and the manufacturer's production capacity, generally about 1-4 weeks. The specific time can be determined by communicating with the manufacturer.

Can linear motors be upgraded?

The performance of linear motors can be improved by upgrading them with high-performance drives, optimizing control system parameters, and improving heat dissipation structures.

Is it easy to upgrade the linear module?

It is relatively easy to upgrade the motor, control system, guide rail and other components of the linear module according to actual needs to improve its performance and accuracy.

What is the after-sales maintenance service of linear motors?

Regular manufacturers usually provide comprehensive after-sales maintenance services, including fault diagnosis, maintenance guidance, parts replacement, etc., but the response speed and quality of after-sales maintenance services may vary from manufacturer to manufacturer.

What is the warranty period for linear modules?

The warranty period of linear modules from different manufacturers varies, generally around 1-2 years. The specific warranty period can be confirmed with the manufacturer at the time of purchase.

What should we pay attention to when integrating linear motors with other equipment?

Attention should be paid to issues such as interface compatibility, signal matching, control logic coordination, and installation space and layout between devices to ensure that the devices can work together.

Can the linear module be integrated with other equipment?

Absolutely. Linear modules can be integrated with other devices such as robots, sensors, and vision systems to build more complex and intelligent automated production lines.

What kind of control system do linear motors require?

Linear motors typically require a high-performance motion control system that can achieve precise position control, speed control, and thrust control, such as a dedicated linear motor drive with a motion control card or a high-end PLC.

Products

DDRE-263-134 Direct Drive Rotary Motor

Ⅰ. Product Overview

Ⅱ. Technical Features

Ⅲ. Application Fields

Ⅳ. Model Selection & Customization

Ⅴ. Product Advantages

Ⅵ. Installation & Maintenance

Ⅶ. Learn More

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