Addressing Burr Issues When Using Fiber Laser Cutting Machine

This article will introduce the importance of addressing burrs for improved product quality and the methods to solve the problem of fiber laser cutting machine.

fiber laser cutting machine

Importance of addressing burrs for improved product quality

Addressing burrs in manufacturing processes is crucial for achieving improved product quality. Burrs, which are raised edges or rough protrusions on the edges of a cut or machined material, can compromise both the aesthetics and functionality of a product.

Burrs can create an uneven and unprofessional appearance, affecting the overall perceived quality of the item. In industries where product presentation is vital, such as consumer electronics, automotive, or consumer goods, the presence of visible burrs can lead to a negative perception among consumers.

Beyond aesthetics, burrs can also impact the functionality of a product. In applications where precise fits and tolerances are critical, such as in mechanical components or electronic devices, burrs can interfere with proper assembly. This interference can result in difficulties during assembly processes, leading to increased production time and potential errors in the final product. In some cases, burrs may even compromise the structural integrity of components, posing a risk of failure or malfunction.

Furthermore, unaddressed burrs can create challenges in downstream processes. For instance, if a material with burrs moves on to subsequent manufacturing stages like coating, painting, or welding, it can hinder the adhesion of coatings, paints, or the joining of components. This can result in the need for additional processing steps or rework, increasing production costs and reducing overall efficiency.

How to solve the problem of burrs during the cutting process of fiber laser cutting machine?

The occurrence of burrs during the cutting process of fiber laser cutting machines is a common problem and can be solved by the following methods.

1. Adjust the parameter settings of the fiber laser cutting machine.

Check parameters such as laser power, cutting speed, focus position, etc., and make appropriate adjustments to ensure cutting quality.

If the laser power is too low or the cutting speed is too fast, burrs may occur. Properly increasing the laser power or slowing down the cutting speed can reduce burrs.

Focal length and beam quality significantly affect the accuracy of laser cutting. Maintaining proper focus ensures that the laser beam is focused on the correct point, minimizing heat dissipation and thus reducing burr formation. In addition, high beam quality helps the laser beam to be more focused and controlled, further improving cutting accuracy and minimizing burrs.

2. Check the cutting material.

Different materials produce different degrees of burrs during the cutting process. For example, metals such as aluminum and stainless steel are more prone to burrs due to their thermal conductivity. For materials that are prone to burrs, you can try gas-assisted cutting, which can help reduce burrs

3. Fine-tuning assist gases to reduce burr formation.

Assist gases play a pivotal role in laser cutting, influencing the efficiency and quality of the process. By fine-tuning the assist gases, such as oxygen or nitrogen, users can control the reaction with the material being cut. For example, using nitrogen in the cutting process can help minimize oxidation, resulting in cleaner edges with reduced burr formation. Careful adjustment of gas pressure and flow rate is essential to achieve optimal results.

4. Optimize the cutting path.

When cutting more complex graphics, a reasonable cutting path can reduce the generation of burrs. You can try a step-by-step or layered cutting method to reduce the chance of burrs.

5. Regularly maintain and calibrate the fiber laser cutting machine.

The service life of fiber laser cutting machine is closely related to maintenance. Regularly check the wear and tear of equipment and replace wearing parts in time to ensure that the equipment is in good working condition. This includes routine inspections of optics, mirrors and other components to detect and address any signs of wear or contamination. Clean optics and well-maintained components help maintain consistent cut quality and reduce the likelihood of burr-related issues.

In addition, clogging or dirt on the nozzle will affect the focusing effect of the laser beam, causing burrs. Clean the nozzle regularly to ensure normal transmission of the laser beam.

Calibration is an essential aspect of fiber laser cutting machine maintenance. Precise calibration ensures the machine operates with the intended accuracy, resulting in clean, precise cuts and minimizing burr formation. Regular calibration of motion systems, laser power and focal length is critical to maintaining overall machine accuracy and burr reduction efficiency.

6. Special precautions for high reflectivity materials.

Highly reflective materials, such as copper or brass, present unique challenges for laser cutting due to their ability to reflect the laser beam. This reflection can lead to increased heat accumulation and burr formation. To solve this problem, specialized optics or wavelength tuning may be required to enhance absorption and reduce the effects of reflection, thus minimizing burrs on highly reflective materials.

Through the above methods, the burr problem that occurs during the cutting process of the fiber laser cutting machine can be effectively solved and the cutting quality can be improved. During actual operation, it is necessary to flexibly adjust according to specific conditions to achieve the best cutting effect.

About US – Professional fiber laser cutting machine manufacturer

Suzhou MYT CNC Machine Co., Ltd, a prominent industry player with an extensive 18-year history under the MYT brand since 2004, stands as a leading force in sheet metal solutions. Strategically located in Suzhou city, Jiangsu Province, and boasting a branch in Shanghai, MYT (Shanghai) Machinery Equipment Co., Ltd, the company specializes in the production and research & development of cutting-edge CNC press brakes, fiber fiber laser cutting machines, wire forming machines, and HVAC duct-making machines.

Distinguished by its commitment to technological innovation, MYT has garnered global acclaim for delivering high-tech machinery to diverse markets worldwide. With an unwavering focus on customer satisfaction, MYT has cultivated a robust team dedicated to the global distribution of their machines, aspiring to be at the forefront of the international sheet metal bending and cutting industry.

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