Machine-made sand concrete expansion degree and mold entering temperature testing device

The utility model discloses a machine-made sand concrete expansion degree and mold entering temperature testing device. The machine-made sand concrete expansion degree and mold entering temperature testing device comprises a testing plate, a plurality of temperature sensors, a plurality of humidity sensors and a data acquisition box, according to the utility model, the concentric circle scale marks and the graduated scale are arranged on the test board, the temperature sensor and the humidity sensor are arranged at the intersection point of the concentric circle scale marks and the graduated scale and the circle center of the concentric circle scale marks, and the temperature sensor and the humidity sensor are connected with the data acquisition box; according to the device and the method, the condition that the temperature changes along with scales and the condition that the humidity changes along with scales in the flowing process of the machine-made sand concrete mixture can be accurately tested, so that t