Thrust bearing test bed system based on PLC control

The utility model discloses a thrust bearing test bed system based on PLC control, and belongs to the technical field of thrust bearing test systems. The device comprises a flow meter, an oil inlet pressure transmitter, an oil return pressure transmitter, a force sensor, a tile temperature sensor, a dynamic torque sensor, an overflow valve, a proportional overflow valve, an electromagnetic directional valve and a PLC (Programmable Logic Controller), the PLC is in communication connection with the flow meter, the oil inlet pressure transmitter, the oil return pressure transmitter, the force sensor, the tile temperature sensor, the overflow valve, the proportional overflow valve and the electromagnetic reversing valve. According to the utility model, different parameter values can be set according to different loading loads and oil inlet flows, different working conditions are created for the thrust bearing required by the test, so that the operation condition of the thrust bearing under the current working con