Girard DYNABOX is a high-precision, low-backlash worm gearbox series developed by Nidec Girard (formerly Girard Transmissions), a leading manufacturer of gearheads for servo and industrial applications. These gearboxes are renowned for their robustness, compact design, and versatility, making them ideal for demanding motion control tasks across various industries.
🔧 Key Features of Girard DYNABOX Gearboxes
✅ 1. Precision Backlash Options
Expert: < 1 arc minute
Medium: < 5 arc minutes
Basic: < 10 arc minutes
The Expert version offers adjustable backlash, providing superior precision for high-accuracy applications .
✅ 2. High Torque Capacity
Continuous Output Torque: Up to 800 Nm
Peak Torque: Up to 2, 200 Nm
Emergency Stop Torque: Up to 4, 000 Nm
These capabilities make the DYNABOX suitable for heavy-duty applications requiring substantial torque .
✅ 3. Versatile Mounting Options
Girard DYNABOX gearboxes offer various mounting configurations, including:
Hollow shaft with keyway or taper lock
Single or dual output shafts
Robot flange (available from size 45 and above)
These options ensure compatibility with a wide range of systems .
✅ 4. High Efficiency and Low Noise
Efficiency: Up to 98%
Noise Level: Below 55 dB
The gearboxes feature optimized tooth contact patterns and high-quality materials, resulting in smooth operation and minimal noise .
✅ 5. Durable Construction
Housing Material: Aluminum-magnesium alloy (Standard Series); Cast iron (XL Series)
Radial Load Capacity: Enhanced by oversized taper roller bearings
Maintenance-Free: Designed for long-term operation without the need for lubrication .
🧠 Applications
Girard DYNABOX gearboxes are widely used in:
Machine Tools: For precise spindle and feed drive applications.
Industrial Robots: In joint actuators and end-of-arm tooling.
Pick-and-Place Systems: Ensuring accurate and reliable movement.
Rotary Tables: For precise positioning in manufacturing processes.
Semiconductor Manufacturing: In wafer handling and inspection systems.
Their versatility and precision make them suitable for any application requiring high torque and accuracy .
📐 Model Overview
Model Series Size Range Torque Capacity Backlash Precision Applications
Standard 25–110 mm Up to 800 Nm Expert, Medium, Basic General industrial applications
XL 125–200 mm Up to 7, 500 Nm Expert, Medium Heavy-duty applications
🛠️ Mounting Configurations
Girard DYNABOX gearboxes offer various mounting options to suit different application needs:
Hollow Shaft with Keyway or Taper Lock: For direct coupling to shafts.
Single or Dual Output Shafts: For flexible integration into systems.
Robot Flange: For direct attachment to robotic arms (available from size 45 and above).
These configurations ensure compatibility with a wide range of systems and applications .
🔗 Integration with Motors
Girard DYNABOX gearboxes are designed for seamless integration with various motors:
Servo Motors: For precise control in dynamic applications.
Stepper Motors: For applications requiring open-loop control.
AC/DC Motors: For general-purpose use.
The gearboxes come with universal motor mounting options, including adapters and flexible couplings, to accommodate different motor types and sizes .
🏭 Industries Served
Girard DYNABOX gearboxes are utilized across various industries:
Automation: In assembly lines and automated material handling systems.
Robotics: For precise movement and control in robotic arms and end-effectors.
Semiconductor Manufacturing: In wafer handling and inspection systems.
Packaging: For accurate and reliable movement in packaging machines.
Medical Equipment: In devices requiring precise motion control.
Their versatility and precision make them suitable for any application requiring high torque and accuracy .
📞 Contact Information
For more information or to request a quote, you can contact Girard Transmissions:
Website: https://www.graessner.at/en/worm-gear/Dynabox-XL.e0f30.php
Phone: +43 1 6992430-0
Alternatively, you can reach out to authorized distributors such as DieQua Corporation or Motor Technology Ltd. for assistance with product selection and support.
