Compact Precision Transmission For Robotic Motion.
The DCD Series provides high-precision harmonic transmission with compact structure, low hysteresis, and stable torsional rigidity for robot joints, automation equipment, and space-limited motion systems.
Transmission Accuracy
Hysteresis Loss
T2 Rigidity
The DCD Series is a compact harmonic reducer designed for applications requiring precise positioning, reliable transmission, and space-efficient installation.
With optimized harmonic gear technology, the DCD Series achieves accurate motion control, low transmission deviation, and stable torque performance. Its compact structure and lightweight design make it suitable for robot joints, automation mechanisms, and precision motion systems where installation space and weight optimization are critical.
Optimized internal transmission design improves positioning accuracy while maintaining smooth and reliable operation for precision motion applications.
High torsional stiffness and optimized mechanical structure provide stable output torque and improved resistance against external loads.
Compact dimensions and reduced weight enable flexible integration into robotic systems, automation equipment, and limited-space mechanisms.
The DCD Series covers sizes 14, 17, 20, 25, and 32, with reduction ratios from 50 to 160.
Key specifications include transmission accuracy, hysteresis loss, torsional stiffness, and torque performance.
| PARAMETER | SPECIFICATION |
|---|---|
| Transmission accuracy | 60 arcsec (Sizes 20/25/32); 90 arcsec (Sizes 14/17) |
| Hysteresis loss | 1.5 arcmin (Ratio 50); 1.0 arcmin (Ratio ≥80) |
| Rigidity T1 (N·m) | 2.0–29 N·m |
| Rigidity T2 (N·m) | 6.9–108 N·m |
| Reduction ratio | 50 / 80 / 100 / 120 / 160 |
| Size range | 14 / 17 / 20 / 25 / 32 |
| Contact engineering for custom modifications. | |
| Size | Outer Diameter ΦA (mm) | Weight (kg) |
|---|---|---|
| 14 | 55 | 0.35 |
| 17 | 62 | 0.46 |
| 20 | 70 | 0.65 |
| 25 | 85 | 1.20 |
| 32 | 112 | 2.40 |
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