Electro-hydraulic servo torsion fatigue test bench adopts electro-hydraulic servo control technology, which is suitable for static torsion test and dynamic torsion fatigue test of various transmission shafts and various shaft components.
Main technical indicators:
Maximum static torque: ± 5000Nm, indication accuracy ± 1%, accuracy range 2-100% FS;
Maximum dynamic torque: ± 5000Nm, indication accuracy ± 1%, accuracy range 2-100% FS
Test frequency range: 0.1-10Hz;
Main test waveforms: sine wave, triangular wave, square wave, T-shaped wave, static torsional oblique wave, etc;
Maximum angle: ± 45 °, angle resolution 1 ';
Servo pump station: flow 70L/min, pressure 21MPa, power 30KW, filtration accuracy 3 μ；
Control system: WinTest10 full digital hydraulic servo controller
Full digital hydraulic servo controller based on PCI bus;
Control mode: torque and angle are all digital PID closed-loop control, and the control mode can be switched smoothly and undisturbed;
Frequency range: 0.1-10Hz;
Main test waveforms: sine wave, triangular wave, square wave, trapezoidal wave, static loading oblique wave, etc;
Test signal measurement resolution: ≥ 1/100000, indication accuracy 0.005FS;
Signal generator accuracy: 0.01%;
Data acquisition frequency: 10KHz;
Data processing mode: the computer screen displays the test parameters and automatically draws the test curve.
Length of test piece: 0-600mm (can be customized according to customer requirements)
Display mode: computer screen displays torque, angle and frequency measurement values, automatically draws test curves, and automatically processes data;
The test process is automatically controlled, and the system has protection functions such as overload, overpressure, overtemperature and specimen fracture.
