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Unveiling the precise cutting technology of laser cutting machine for sheet metal
Click: Time:2025/11/13 15:50:48
In modern manufacturing, sheet laser cutting machines have become a popular choice for processing equipment in many industries due to their high precision, efficiency, and high-quality processing capabilities.
一、 Technical principles
Laser cutting is the process of using a high-power density laser beam to irradiate the surface of a material, causing it to rapidly melt, vaporize, or reach its ignition point. The melted or burned material is then blown away by a high-speed airflow to achieve cutting. The key to this process is that the highly focused laser beam can concentrate energy in a very small area, causing the material to instantly reach very high temperatures.

The laser cutting system mainly consists of a laser, a cutting head, a numerical control system, a worktable, and an auxiliary gas system. The laser is the core component that generates high-energy laser beams, while the CNC system is responsible for precisely controlling the motion trajectory of the cutting head to ensure the accuracy of the cutting path.


二、 Key technologies for high-precision cutting
1. High precision positioning and numerical control technology
Numerical control technology achieves precise control of cutting heads through computer programming, generating cutting paths based on design drawings and adjusting cutting parameters in real-time. This technology not only improves cutting accuracy, but also reduces human error.
2. Intelligent algorithm optimization
Intelligent algorithms play an important role in cutting path planning and parameter optimization. For example, genetic algorithms and simulated annealing algorithms can calculate cutting paths, reduce material waste, and improve cutting efficiency.
3. Auxiliary gas system
During the cutting process, auxiliary gases such as oxygen, nitrogen, or xenon are used to blow away melted or vaporized materials, preventing the incision from being blocked by residues and reducing the heat affected zone. This not only improves the cutting speed, but also ensures the smoothness of the incision.
4. Automatic focusing and edge finding function
Modern laser cutting machines are equipped with automatic focusing and edge finding functions, which can automatically adjust the laser focus position according to the thickness and shape of the sheet. This feature not only improves cutting accuracy, but also reduces manual intervention and enhances production efficiency.


三、 Industry application cases
1. Automobile manufacturing
The automotive industry has very high precision requirements for components, and laser cutting machines can quickly and accurately cut body parts, interior parts, etc. to ensure the assembly accuracy and overall performance of components.
2. Architectural Decoration
In the field of architectural decoration, laser cutting machines are used to process metal sheets, such as door panels, curtain walls, etc. Zhejiang Kuchuan Door Industry has achieved high precision and quality in door panel processing through innovative laser cutting technology.
3. Shenzi Manufacturing
The electronics industry requires cutting various complex shapes and thin materials, and the high precision and flexibility of laser cutting machines make them ideal processing tools.
With the continuous advancement of technology, the accuracy and efficiency of laser cutting machines will be further improved. For example, the combination of intelligent algorithms and automation systems will make the cutting process more intelligent. In addition, laser cutting technology will continue to expand in the application of new materials and processes, providing stronger technical support for the upgrading of the manufacturing industry.