Device for measuring saturated surface dry water absorption of sandstone aggregate

The utility model discloses a gravel aggregate saturated surface dry water absorption measuring device. The measuring device comprises a temperature and humidity control box, an automatic collecting and recording device, an upper computer, an electronic balance and a sample disc, a through hole for communicating the interior of the temperature and humidity control box with the outside is formed inthe top of the temperature and humidity control box; the sample disc is connected with the electronic balance through a pull rope, the pull rope penetrates through the through hole to hang the sampledisc in the temperature and humidity control box, the electronic balance is connected with the automatic collecting and recording device, and the automatic collecting and recording device is connected with the upper computer. The method has the advantages that the sand saturated surface dry state can be accurately determined, the automation degree is high, the influence of operators is avoided, and the test result accurac