Large-scale three-dimensional physical simulation test system for whole development process of deep engineering rock burst

A large-scale three-dimensional physical simulation test system for a whole development process of a deep engineering rock burst, comprising:

• a three-dimensional static stress loading device, a 3D printer for a physical model sample of similar materials, a CO2 blast cracking device, a split Hopkinson pressure bar device, a miniature rotary excavation flexible mechanical arm device, a drop hammer impact device, a hydraulic oil source and a controller,
• wherein the CO2 blast cracking device is arranged in the physical model sample of similar materials, and the physical model sample of similar materials is located in the three-dimensional static stress loading device,
• the split Hopkinson pressure bar device and the miniature rotary excavation flexible mechanical arm device are arranged outside the three-dimensional static stress loading device, and the split Hopkinson pressure bar device, the three-dimensional static stress loading device and the miniature rotary excavation flexible mechanical arm device are arranged in a linear order and all of them are fixedly mounted on the ground,
• the 3D printer for the physical model sample of similar materials is located outside the three-dimensional static stress loading device, and is mounted on the ground through a track movement structure, and a moving path of the 3D printer for the physical model sample of similar materials passes through a position right above the three-dimensional static stress loading device,
• the drop hammer impact device is located outside the three-dimensional static stress loading device and is mounted on the ground through the track movement structure, and a moving path of the drop hammer impact device passes through the position right above the three-dimensional static stress loading device, and
• the hydraulic oil source and the controller are arranged outside the three-dimensional static stress loading device and both are fixedly mounted on the ground, and the controller is connected with a computer.