The tire building machine is a crucial equipment in the tire manufacturing process, and its production performance directly affects the overall quality of the finished tires. As an important component of the building machine, the laser marking device can effectively enhance the precision and efficiency of the building machine during production. This article introduces the debugging principle and application of the laser marking device for tire building machines, elaborates on the steps and considerations for laser lamp calibration and debugging, and verifies its effectiveness through case analysis, providing a reference for improving the tire building process.