Underground cable laying and fixing device

The utility model provides an underground cable laying and fixing device. The underground cable laying and fixing device comprises a supporting seat, a crawler walking mechanism, a fixing mechanism and a laying mechanism, a crawler walking mechanism is arranged at the bottom of the supporting seat; a fixing mechanism and a laying mechanism are sequentially arranged on the top wall of the supporting seat, the laying mechanism can guide a cable into a to-be-laid path, and the fixing mechanism can fix the cable to the to-be-laid path. According to the utility model, through mutual cooperation of the laying mechanism and the fixing mechanism, the laying mechanism can flexibly and accurately pull a cable to a path to be laid, and then the cable is accurately positioned and bundled by the fixing mechanism, so that the cable can be fixed on a steel wire mesh at each position in a roadway, and the cable is uniform in fixed length, firm and not easy to loosen; the floor mopping phenomenon is avoided; the crawler walki