KD Series Flange Output Precision Helical Planetary Gearbox | High Rigidity
High-performance, torsionally rigid helical planetary gearbox with minimal vibration, suitable for high-load and high-speed industrial applications.
Product Highlights
Gear Ratio Range
i=3–100, stable torque for diverse applications
Backlash Accuracy
Economy ≤ 8′ / Precision ≤ 5′, ensuring positioning precision
High Efficiency
Transmission efficiency ≥95%, low energy loss
Mounting Options
Flange, foot, or shaft output for easy integration
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Description
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Specifications
Overview
The KD Series Helical Planetary Gearbox is engineered for applications that demand high torsional rigidity, precise torque transmission, and minimal vibration.
As a robust helical planetary gearbox, it features a standardized flange interface and a cage-style planet carrier, ensuring easy integration and stable performance even under high radial and axial loads.
Ideal for robotics, industrial automation, and high-performance machinery, the KD Series delivers superior efficiency, durability, and long service life, making it a reliable choice for demanding industrial applications in Europe and North America.
Key Features
- ⚙️ Helical Precision Line – Optimized for smooth, quiet operation under high load
- 🔄 Coaxial Helical Gearbox – Provides precise torque transmission with minimal backlash
- 🛠️ Preloaded Angular Contact Roller Bearings – Enhanced load capacity and extended service life
- 📏 Wide Gear Ratio Range – From i=4 up to i=100, suitable for diverse industrial applications
- 🧩 Extra Large Round Output Flange – Flexible mounting for versatile system integration
- 🔁 Equidirectional Rotation – Compatible with complex automation layouts
- 🌀 Cage-Style Planet Carrier & Flange Interface – Ensures torsional rigidity and high stability
Applications
The KD Series Helical Planetary Gearbox is built for torsional rigidity and stability, making it perfect for:
- 🤖 Robotics & Automation – Heavy-duty robotic arms and automation gantries
- 🏭 Machine Tools – CNC machining centers and high-torque cutting systems
- 🚚 Conveyor & Material Handling – Equipment requiring rigidity under high radial/axial loads
- 📦 Packaging & Processing Machinery – Stable torque control for precise product handling
- ⚡ Heavy Industrial Applications – Operations requiring maximum rigidity and low vibration
| Parameter | Value |
|---|---|
| Frame Sizes | 64mm, 90mm, 110mm, 140mm, 200mm |
| Gear Ratios | 4:1 – 100:1 |
| Max Input Speed | 10,000 rpm |
| Backlash (arcmin) | Stage 1 (Ratio 4–10): P0 ≤ 1′, P1 ≤ 3′, P2 ≤ 5′Stage 2 (Ratio 20–100): P0 ≤ 3′, P1 ≤ 5′, P2 ≤ 7′ |
| Noise Level | ≤ 70 dB |
| Protection Grade | IP65 |
Certifications
Quality Management
Environmental Standard
European Conformity
China Compulsory Cert
Frequently Asked Questions
Yes, the KD Series is designed for high-load and high-speed operations with preloaded angular contact roller bearings and helical gears.
Choose based on your motor speed and required output torque. Contact our sales team for assistance.
Yes, the KD Series is compatible with both servo and standard AC/DC motors.
64mm, 90mm, 110mm, 140mm, and 200mm, suitable for various industrial machinery.
Up to 10,000 rpm.
Designed for ≥20,000 hours of reliable operation.
Preloaded angular contact roller bearings for high axial and radial load capacity.
≤70 dB under standard operating conditions.
👉 Related Products:
AC Speed Control Motor | AC Induction Gear Motor | AC Torque Motor | AC Brake Motor |AC Reversible Motor | AC Parallel Shaft Gear Motor | Brushed DC Gear Motor |
Brushless DC Gear Motor | Planetary Gearbox | Motor Drives &Controllers|
