Concrete pumping oil cylinder stroke measuring device

The utility model discloses a concrete pumping oil cylinder stroke measuring device, which belongs to the technical field of oil cylinder stroke measurement and comprises a bottom plate, a side baffle is fixedly mounted on the surface of the bottom plate, a limiting plate is fixedly mounted on the surface of the side baffle, a sliding groove is formed in the surface of the limiting plate, and a guide rod is slidably mounted in the sliding groove. One end of the guide rod is fixedly connected with a buffer mechanism, the buffer mechanism is installed on the surface of the bottom plate through a fixing plate, one side of the buffer mechanism is provided with a displacement sensor, the displacement sensor is slidably connected with the surface of a movable plate, and the movable plate is slidably installed on the surface of the side baffle. The position of the roller can be adjusted through the sliding groove in the surface of the limiting plate and the first moving groove in the surface of the bottom plate, the