Gauge ruler for rail measurement

The utility model provides a gauging rule for rail measurement. The gauging rule for rail measurement comprises a gauging rule body, measuring heads are arranged at the two ends of the gauging rule body, detachable auxiliary measuring assemblies are arranged on the measuring heads, each auxiliary measuring assembly comprises an L-shaped plate, two supporting plates are arranged on the L-shaped plate, a fixing mechanism is arranged on the L-shaped plate, mounting grooves are formed in the bottoms of the measuring heads, and the measuring heads are arranged in the mounting grooves. When the distance between the guard rails and the distance between the wing rails are measured, the supporting plate is located on the top face of the rail. According to the gauging rule for measuring the rail, the auxiliary measuring assembly is arranged, so that the distance between guard rails and the distance between wing rails are more convenient and simpler, and the measuring difficulty is reduced. 本实用新型提供一种铁轨测量用轨距尺。铁轨测量用轨距尺，包括