Height-adjustable automatic measuring and marking device

The utility model is suitable for the related technical field of measurement, and provides a height-adjustable automatic measuring and marking device which comprises a base and a shell, the shell is installed on the base through a lifting mechanism, and a laser transmitter is further arranged on the shell; the measuring and marking unit is installed on the shell in a sliding mode through a water cooling box, and a water pump cooling system is further arranged in the water cooling box; the adjusting assembly is used for adjusting the working height of the water cooling box and is mounted on the shell; wherein the measuring and scribing unit comprises a measuring ruler and a laser scribing beam, the measuring ruler and the laser scribing beam are both fixedly installed in the water cooling box, and the measuring ruler and the laser scribing beam are located on the same horizontal plane, and through the arrangement of the measuring and scribing unit, measurement and scribing are synchronously carried out, and th