Static lossless cutting device based on concrete wall

The utility model provides a static lossless cutting device based on a concrete wall body, and relates to the technical field of building construction, the static lossless cutting device based on the concrete wall body comprises a moving frame and a top plate fixedly connected to the moving frame through a supporting rod, the moving frame is hinged to a mounting plate, and the mounting plate is hinged to the top plate. A sliding rod is fixedly connected to the mounting plate, a first sliding block is slidably connected to the surface of the sliding rod, a first rotating driving device is fixedly connected to the first sliding block, the movable frame is moved to a proper position firstly, then the angle of the mounting plate is adjusted through an adjusting device, and the first rotating driving device is started after the angle is adjusted; the output end of the first rotary driving device rotates to drive the cutting knife to rotate, then the first sliding block is moved to enable the cutting knife to move