Testing device and method for simulating deformation and failure of slowly-inclined layered surrounding rock tunnel

The invention discloses a test device and method for simulating deformation and failure of a slowly-inclined stratified surrounding rock tunnel, the test device comprises a slowly-inclined stratum simulation system, a base and a box body, the base and the box body are arranged on the slowly-inclined stratum simulation system from bottom to top, the box body comprises a cuboid-shaped outer frame, and organic glass plates are fixedly mounted on the front surface and the rear surface of the box body; a model hole similar to a tunnel is formed in the organic glass plate, a blocking flange plate is arranged on the periphery of the model hole, a left push plate and a right push plate are slidably installed on the left side and the right side of the box body respectively, and an upper pressing plate is movably connected to the top of the box body; the base is mainly divided into a lower-layer base and a middle-layer base, and an X-axis and Y-axis rotary lifting system is arranged in the base. According to the device