CubeMars' AKE90-8 KV35 Quasi Direct Drive is a top-tier solution for industrial automation and robotics, integrating a high-performance motor and precision planetary gearbox. Designed for demanding applications like exoskeletons, bipedal robots, robotic arms, and industrial collaborative robots, it features optimized gearbox components, delivering higher load capacity and lighter weight.
The actuator achieves a remarkably low backlash of just 9 arcminutes and an outstanding torque density of 121 N·m/kg. Its modular design allows for easy installation and maintenance, while the motor base includes threaded and through holes for flexible, bi-directional mounting, meeting diverse installation needs.
CubeMars’ commitment to innovation and quality ensures each product meets the highest standards, supported by advanced manufacturing and rigorous quality control.
Features
• Robotic Actuator with a Planetary Gear
• Flexible Installation with Bi-directional Mounting
• Modular Design
• low Arcmin Backlash for High Precision
• Constantly Powerful Performance
• Specially for Exokseleton
Highlights
QUASI DIRECT DRIVE
Robotic Actuator with Planetary Gear
Light and Compact,Precise and Powerful
PRECISION TRANSMISSION WITH HEAVY LOAD CAPACITY
Achieve higher transmission accuracy within 9 arc backlash; optimized reducer increases load capacity,reaching peak torque density of 121N.m/kg.
QUIET OPERATION WITH PRECISION EXCELLENCE
Utilizing grade 5 precision gears and optimized core components in the reducer significantly reduces operational noise while extending motor lifespan
WINDING UPGRADING FOR EFFICIENCY BOOST
Enhanced winding process increases slot fill factor by 10% compared to AK series reducing copper losses and temperature rise for superior torque output
MODULAR DESIGN FOR HASSLE-FREE MAINTENANCE
Motor and reducer feature separate modular design for easy and quick disassembly and maintenance
Specification
| Application | Exoskeleton | Ke (V/krpm) | 0.0285 |
| Driving way | FOC | Phase to Phase resistance (MΩ) | 164 |
| Operation ambient temperature | -20~50 | Phase to Phase inductance (μH) | 235 |
| Winding type | delta | Inertia (gcm²) | 3377.08 |
| Insulation class | H | Km (Nm/√W) | 0.67372 |
| Insulation High-voltage (V) | 1000V 5mA/2s | Mechanical time constant (ms) | 2.18 |
| Insulation resistance (MΩ) | 1000V 10MΩ | Electrical time constant (ms) | 1.4329 |
| Pole pairs | 21 | Weight (g) | 1400 |
| Backlash (arcmin) | 9 | Maximum torque weight ratio (Nm/kg) | 121.4 |
| Rated voltage (V) | 48 | Peak torque (Nm) | 170 |
| No-load speed (rpm) | 210 | Peak current (ADC) | 72 |
| Rated torque (Nm) | 55 | Kv (rpm/V) | 35 |
| Rated speed (rpm) | 120 | Kt (Nm/A) | 0.272 |
| Rated current (ADC) | 21 | | |