Impact resistance testing device for building thermal insulation material

The utility model discloses a building thermal insulation material shock resistance testing device which comprises a base, a fixing box is arranged on one side of the top surface of the base, a mounting plate is arranged in the fixing box, a motor is mounted on the bottom surface of the mounting plate, and the output end of the motor penetrates through the mounting plate to be fixedly connected with a lead screw. The lead screw is in threaded connection with a moving block, and a connecting groove is formed in the surface of one side of the fixing box in a penetrating mode. According to the building thermal insulation material impact resistance testing device, in the impact resistance testing process of a building thermal insulation material, an electric telescopic rod is opened, the electric telescopic rod drives a connecting block to move in a limiting groove in a bearing box, the connecting block drives a surrounding plate to move upwards while moving, and when the surrounding plate moves upwards to a prop