Cable cutting device for constructional engineering

The utility model discloses a cable cutting device for constructional engineering, and relates to the technical field of constructional engineering. The cable cutting device for constructional engineering comprises a machine body, a penetrating through hole is formed in the surface of the machine body, a fixing frame is fixedly connected to the interior of the through hole, a connecting rod is slidably connected to the side wall of the fixing frame, a sliding block is fixedly connected to the surface of the connecting rod, and the bottom of the sliding block is elastically connected with the interior of the fixing frame through a spring; the bottom end of the connecting rod is fixedly connected with a motor assembly. When the cable cutting device for constructional engineering is used, a pawl in a limiting assembly makes contact with a ratchet wheel on the surface of a first transmission wheel, the ratchet wheel is in contact and limited, the first transmission wheel stops working, a connecting rod continues