Laser marking machine operates on the fundamental principles of laser technology. It starts with a laser source, which could be a CO2, fiber, or diode laser, UV laser, depending on the application and material. When electrical energy is applied to this laser medium, it stimulates the emission of photons, creating a coherent and highly focused laser beam.
The machine then uses mirrors and lenses to concentrate this laser beam into a precise point. At this focal point, the laser beam interacts with the material's surface. The interaction depends on the material and can involve ablation (removal of material), melting, or vaporization.
Precise computer control guides the laser's movement, translating digital designs into physical marks or engravings. Parameters such as laser power, speed, and frequency are adjusted to achieve the desired results.
Safety measures, including protective enclosures, goggles, and interlock systems, ensure the operator's safety. Ventilation and exhaust systems are employed to remove any smoke or fumes produced during the marking process.
Laser marking machines are invaluable tools in various industries, offering high precision, speed, and permanence for tasks such as part identification, branding, serialization, and traceability.