Sliding plate type fault multi-angle stick-slip simulation device and test method

The invention belongs to the field of geological fault activity characteristics, and discloses a sliding plate type fault multi-angle stick-slip simulation device and a test method, and the device comprises a supporting bracket assembly, a loading assembly and a supporting plate assembly; the supporting support assembly comprises a support base, side baffles, side supports, a top cross rod and a middle partition plate. The loading assembly comprises a pressure support, a pressure plate, a sliding plate, a guide rail and a pressure rod, the sliding plate is in sliding connection with the pressure plate and wraps the pressure plate, the guide rail is arranged on a support base or a middle partition plate, and the pressure rod is driven by a servo system; the supporting plate assembly comprises a track plate, a main supporting plate and an auxiliary supporting plate. The main supporting plate is composed of an upper supporting plate and a lower supporting plate. According to the invention, the hydraulic servo sy