Excavation construction rack for high-speed rail tunnel engineering

The utility model discloses a high-speed rail tunnel engineering excavation construction rack, and relates to the technical field of high-speed rail tunnel construction, the high-speed rail tunnel engineering excavation construction rack comprises an operation table, a working table, a fence assembly and a moving assembly, the bottom surface of the operation table is fixedly connected with symmetrical double-shaft motors, and the free ends of the two ends of each double-shaft motor are connected with rotating shafts; the top surface of the operation table is fixedly connected with an electric hydraulic rod, the top surface of the electric hydraulic rod is fixedly connected with a workbench, the top surface of the workbench is provided with a fence assembly, four corners of the upper portion of the fence assembly are slidably connected with supporting columns, and the top surfaces of the supporting columns are fixedly connected with an arc-shaped protection top. The vertical ladder is slidably connected to the