The full suspension bearing testing machine is mainly composed of the main system, transmission system, hydraulic loading system, test lubrication system, equipment lubrication system, air cooling system, chiller system, electrical system and software measurement and control system. The testing machine can simulate the use status of the full suspension bearing of the locomotive in accordance with 3017.3-2016 and TJ/JW 034-2014, and perform endurance and thermal tests according to the load spectrum and speed spectrum working conditions borne by the bearing.
Number of test bearings: 2 or 3 sets
Maximum speed: 10,000 rpm
Gear radial load (max): 260kN
six-bar linkage radial load (max): 50kN
Simulated gear bending moment Radial load (max): 10kN
Axial load (max): 100kN
Simulated wind speed: 30km/h (ventilation volume 15000m3/h)
Axial load loading speed: Axial load from 0 to maximum completed within 0.1s
Lubrication mode of the tested bearing: oil lubrication, oil supply pressure 0~0.25Mpa (adjustable), oil flow rate 0~30L/min (adjustable)
Support bearing lubrication mode: oil lubrication or grease lubrication, oil supply pressure 0~0.25Mpa (adjustable), oil flow 0~30L/min (adjustable)
Test measurement and control mode: automatic/manual control, automatic monitoring and recording, alarm shutdown;
Test record parameters: temperature, speed, main engine current, radial load, axial load, bearing vibration, flow rate, pressure, wind speed, cycle steps, cycle time.
