Mild Steel Custom CNC Laser Cutting Parts Silk Screen Printing

Product Specification

Mild Steel Metal Laser Cutting Parts Silk Screen Printing for Explosion Proof Junction Box

Metal laser cutting is a precise and efficient method for producing complex and accurate parts from metal sheets. The process involves using a high-powered laser beam to cut through the metal by melting, vaporizing, or blowing away the material. Here's an overview of the process required for metal laser cutting parts:

1. Design and CAD Modeling:
   • Create a detailed computer-aided design (CAD) model of the part you intend to cut. Specify the dimensions, shapes, and any required details.
2. Material Selection:
   • Choose the appropriate type and thickness of metal sheet for the desired part. Common metals include steel, aluminum, stainless steel, and more.
3. Preparing the Laser Cutting Machine:
   • Set up the laser cutting machine and ensure it's properly calibrated for the specific material and thickness you're working with.
   • Load the metal sheet onto the machine's worktable.
4. Machine Setup:
   • Input the CAD file into the machine's computer control system (CNC).
   • Configure cutting parameters such as laser power, cutting speed, focus distance, and assist gas type and pressure. These settings depend on the material's properties and thickness.
5. Focus Adjustment:
   • Properly focus the laser beam on the metal surface. This is critical for achieving precise and clean cuts.
6. Assist Gas Injection:
   • Depending on the material being cut, an assist gas (such as nitrogen, oxygen, or compressed air) is usually blown onto the cutting area to aid in the cutting process by removing molten material and preventing oxidation.
7. Laser Cutting Process:
   • The high-powered laser beam is directed onto the metal surface. The focused energy of the laser heats the metal to its melting or vaporization point.
   • As the laser beam moves along the predetermined path outlined by the CAD design, it creates a narrow cut or kerf in the metal sheet.
8. Controlled Melting and Vaporization:
   • The heat of the laser beam melts or vaporizes the metal along the cut path. The assist gas helps remove the molten material from the cut zone.
9. Kerf Width and Edge Quality:
   • The kerf width (width of the cut) and the quality of the cut edges are influenced by factors like laser power, cutting speed, and assist gas type. Adjustments are made to achieve the desired edge quality.
10. Cooling and Solidification:
    • Once the laser passes through, the molten material quickly cools and solidifies, creating a clean and precise cut edge.
11. Part Removal and Post-Processing:
    • Once the laser cutting is complete, remove the finished part from the worktable.
    • Depending on the application and quality requirements, the cut edges might undergo deburring, cleaning, or other finishing processes.
12. Quality Inspection:
    • Inspect the cut part for dimensional accuracy, edge quality, and any defects. Make sure it meets the specified tolerances and requirements.

Metal laser cutting is highly automated and precise, offering the ability to cut intricate shapes, patterns, and contours with minimal material wastage. The process is commonly used in industries such as manufacturing, automotive, aerospace, electronics, and more. Keep in mind that specific laser cutting machines and techniques can vary based on the equipment and technology used by different manufacturers or service providers.