DDGEAR
  • support@ddgear.com
  • North 3F, Building 13-2, Zhixin Park, NO.1099 Xianhua South Street, Wucheng, Jinhua, Zhejiang, China.

Drive Durable Gear

Category

From robotics to EVs, from medical to automation — precision gears for every industry.

PRODUCTS

Reliable precision gears for robotics, automotive, and beyond.

Sprockets

Sprockets are designed for reliable chain-driven transmission, ensuring efficient motion control in motorcycles, agricultural machinery, and industrial equipment.

Crown Wheel and Pinion

Crown wheels and pinions ensure efficient torque distribution and smooth power transfer in differential systems, delivering reliable performance for heavy-duty vehicles and precision machinery.

Helical Gear

Helical gears feature angled teeth for quieter operation and higher load capacity, making them ideal for electric vehicles, robotics, and industrial automation.

Worm Gear

Worm gears offer stable and secure transmission with self-locking properties, making them ideal for medical devices, automation systems, and precision control applications.

Synchronizer

Synchronizers enable smooth gear shifting and efficient power conversion in transmissions, reducing wear and enhancing the lifespan of automotive and industrial gearboxes.

Spur Gear

Spur gears deliver accurate and consistent power transfer with a simple yet effective design, widely applied in automation equipment and small-module precision drives.

Shaft

Precision shafts provide the backbone of power transmission systems, designed for high strength, wear resistance, and seamless integration in various gear assemblies.

Bevel Gear

Bevel gears are designed to transmit power between intersecting shafts, providing smooth and reliable angular motion. They are widely used in automotive differentials, industrial machinery, and precision equipment, ensuring durability, stability, and efficient torque transfer.
ABOUT US

PRECISION THAT DRIVES THE FUTURE

Immerse yourself in the world of high-precision gears engineered for robotics, EVs, and intelligent automation. From humanoid robots to advanced electric vehicles, DDGear provides customized gear solutions that combine accuracy, durability, and quiet performance.
We are committed to innovation and reliability — every gear we produce is designed to make our customers’ assembly easier, systems more efficient, and operations more stable.

  • 15+ Years of gear manufacturing experience
  • 30+ Countries served worldwide
  • 4 Grade Accuracy or better in precision standards
  • 2–3 Weeks fast prototype delivery
gear design-DDG
gear grinding process-DDG
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Years of Gear Manufacturing

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Technology Patent

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Staff

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CNC & Gear Machining

CASE

Precision gears that empower robotics, EVs, and advanced machinery worldwide.

EV gear manufacturer
EV gear manufacturer

EV Gear – Enhancing Performance with Custom Solutions

Our gears are designed for EV drive motors, two-speed gearboxes, and steering systems. With low noise and high wear resistance, we help leading automakers extend battery life and improve driving comfort while maintaining maximum reliability.

 

medical equipment gears
medical equipment gears

Medical Equipment Gear – Driving Accuracy in High-End Devices

A European medical device manufacturer needed precision gears for surgical robots and imaging equipment. The gears had to operate silently, reliably, and in some cases, be non-magnetic for MRI compatibility.

DDGear supplied custom small-module spur, worm, and plastic gears, manufactured with ISO Class 4 accuracy and materials suitable for medical standards. Rigorous inspection ensured each gear met the tight tolerances required for medical safety.

The result was improved accuracy in surgical applications, extended durability, and reduced machine downtime. The manufacturer gained stronger credibility in the medical sector and expanded its global market share.

robot gear manufacturer
robot gear manufacturer

Humanoid Robot Gear – Empowering Precision Robotics

A robotics startup in South Korea developing humanoid robots for healthcare and education needed gears that could deliver lifelike, silent movements. Standard gears created noise and backlash, making the robots appear less natural and less reliable for interaction.

DDGear designed precision small-module joint gears with micron-level tolerances and polished surfaces. These gears minimized backlash, reduced noise, and supported smooth torque transfer in elbow, wrist, and actuator assemblies.

With DDGear’s solution, the robots achieved 30% better movement stability and significantly lower noise. This improvement enhanced the robots’ acceptance in sensitive environments such as eldercare facilities, helping the startup secure new clients.

BLOG

Exploring The Science of Precision Gears

Start Your Journey of Customizing High-precision Gears

Customized precision gears for you

Faq’s

FREQUENTLY ASKED QUESTIONS

From robotics to electric vehicles, you'll find clear answers to every question here, and our engineering team will design, prototype, and deliver the perfect gear solution for you.

  • Do you support small-volume custom orders?

    Yes. We provide flexible MOQ and fast prototyping services. Whether you need a single prototype or a small batch run, we can deliver high-precision gears within 2–3 weeks.

  • What industries are your precision gears mainly used in?

    Our gears are widely applied in humanoid robots, electric vehicles, AGVs, industrial automation, and medical devices. We also provide tailored solutions for specific customer applications.

  • How do you ensure the precision and quality of your gears?

    We strictly follow international standards such as ISO 1328, DIN, and AGMA. With advanced CNC and gear grinding equipment, plus full inspection systems, we guarantee ≤ Grade 4 accuracy, long durability, and consistent performance.

gear manufacturing process-DDG
earth

IATF16949 Approved

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