Diaphragm type air spring volume test system

The utility model discloses a diaphragm type air spring volume test system, include: tensile testing machine, high -pressure pipe -line system, data acquisition system, computer, high pressure pipe -line system is including installing the box, fixing at internal intake pipe, air -vent valve, water storage pipe, the outlet duct of install bin with connecting gradually, data acquisition system includes barometer sensor, level sensor, force transducer, displacement sensor, passes through circuit connection barometer sensor, level sensor, force transducer and displacement sensor's data collectioncard, computer and data collection card signal connection for show and output data. The utility model discloses utilizing the minimum characteristic of liquid compression coefficient, adopting the volume method of differing under the static state to measure diaphragm type air spring's volume, operating method is simple, the measurement is with low costs, the accuracy is high, once presss from bothsides the dress and can m