VJ-03: Large Collaborative Robot Joint
The VJ collaborative robot joint features high flexibility in its transmission system, allowing for adjustments and compatibility with various types of cobots and different applications. It provides diverse compatibility and easy integration into existing automation systems.
Specifications:
- 3- phase Field Oriented Control (FOC)
- Absolute encoder (20 bits at motor)
- High resolution current sampling
- Flux weakening algorithm
- Feed-Forward
- SVPWM generation (Centered PWM pattern type & Adjustable PWM frequency)
- Torque control mode, speed control mode & position control mode
- Brake strategies ( Motor phase short-circuiting)
- Real-time fine tuning of PID Regulators
- Fault management: Overcurrent, Overvoltage, Overtemperature, Speed feedback reliability error
- High Speed EtherCAT Slave ( 100 Mbps Full-Duplex)
- Terminal Debug Commands via UART
- Joint Collision Detection
- Self-diagnosis of joint damage
Model |
VJ-01 |
VJ-02 | VJ-03 | VJ-04 | |||||||||
Ratio | 14-50 | 14-80 | 14-100 | 17-50 | 17-80 | 17-100 | 20-50 | 20-80 | 20-100 | 25-50 | 25-80 | 25-100 | 25-120 |
Output peak speed(RPM) | 60 | 37.5 | 30 | 60 | 37.5 | 30 | 60 | 37.5 | 30 | 60 | 37.5 | 30 | 25 |
Rated torque(Nm) | 22.8 | 36.5 | 45.6 | 37.6 | 60.16 | 90.24 | 58 | 92.8 | 116 | 70.4 | 112.6 | 140.8 | 169 |
Peak torque (Nm) | 65.2 | 104.3 | 130.4 | 107.2 | 171.5 | 257.3 | 164 | 262.4 | 328 | 198 | 316.8 | 396 | 475.2 |
Motor watt(W) | 100 | 200 | 400 | 750 | |||||||||
Voltage(V) | 48 ( +/- 10%) | ||||||||||||
Rated current(A) | 3.5 | 6.5 | 10.5 | 17 | |||||||||
Peak current(A) | 15 | 19 | 29 | 48 | |||||||||
Output encoder resolution | 20 Bits | ||||||||||||
Repeat positioning accuracy(degrees) | +/- 0.0025 | ||||||||||||
Communication bus | EtherCAT/ CANopen | ||||||||||||
Outer diameter x length x through hole (mm) | 75 x 101 x 10 | 95 x 106 x 12 | 105 x 108 x 14 | 110 x 128 x 16 | |||||||||
Weight (kg) | 1.0 | 1.4 | 2.5 | 3.3 | |||||||||
Brake | Friction damping brake | ||||||||||||
IP rating | IP54 |
Product Origin: ROBOT3T, Vietnam