18598863. LASER WELDING METHOD simplified abstract (TOYOTA JIDOSHA KABUSHIKI KAISHA)

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LASER WELDING METHOD

Organization Name

TOYOTA JIDOSHA KABUSHIKI KAISHA

Inventor(s)

Takeshi Yamamoto of Nisshin-shi (JP)

Ryuta Matsuo of Nagakute-shi (JP)

LASER WELDING METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18598863 titled 'LASER WELDING METHOD

Simplified Explanation

This patent application describes a method for laser welding multiple metal plates stacked upright by irradiating them with a laser beam to create a molten pool and enlarging it by scanning the laser beam around the pool.

  • The method involves irradiating stacked metal plates with a laser beam.
  • A circular molten pool is formed on the plates.
  • The laser beam is scanned around the outer periphery of the molten pool to enlarge it.
  • The scanning start point is set within a specific range in the scanning direction of the laser beam.

Key Features and Innovation

  • Laser welding method for stacked metal plates in an upright position.
  • Formation of a circular molten pool on the metal plates.
  • Scanning the laser beam around the molten pool to enlarge it.
  • Specific positioning of the scanning start point for efficient welding.

Potential Applications

This technology can be used in various industries such as automotive, aerospace, and manufacturing for welding stacked metal plates efficiently and effectively.

Problems Solved

  • Efficient welding of multiple stacked metal plates.
  • Ensuring proper fusion and strength in the welded joints.
  • Enhancing productivity and quality in metal fabrication processes.

Benefits

  • Improved welding precision and accuracy.
  • Increased productivity and efficiency in metal fabrication.
  • Enhanced strength and durability of welded joints.

Commercial Applications

Title: Laser Welding Method for Stacked Metal Plates This technology can be applied in industries such as automotive manufacturing, aerospace engineering, and metal fabrication companies. It can streamline the welding process, improve the quality of welded joints, and increase overall productivity in manufacturing operations.

Prior Art

Readers interested in prior art related to this technology can explore patents and research papers on laser welding methods for metal plates, especially focusing on innovations in scanning techniques and molten pool control.

Frequently Updated Research

Researchers are continually exploring advancements in laser welding technologies, including improvements in scanning patterns, laser beam control, and automation in welding processes. Stay updated on the latest research in laser welding for metal fabrication applications.

Questions about Laser Welding Method for Stacked Metal Plates

What are the key benefits of using laser welding for stacked metal plates?

Laser welding offers improved precision, efficiency, and strength in welding processes compared to traditional methods. It enhances productivity and quality in metal fabrication operations.

How does the specific positioning of the scanning start point contribute to the efficiency of the welding process?

Setting the scanning start point within a specific range helps enlarge the molten pool effectively, ensuring proper fusion and strength in the welded joints. This contributes to the overall efficiency and quality of the welding process.


Original Abstract Submitted

A laser welding method for irradiating a plurality of stacked metal plates in an upright position with a laser beam to weld the plurality of stacked metal plates is provided. The laser welding method includes irradiating the plurality of metal plates with the laser beam to form a circular molten pool and scanning the laser beam once around an outer periphery of the molten pool to enlarge the molten pool. In the enlarging of the molten pool, a scanning start point of the laser beam is set within a range from 135 degrees to 315 degrees in a scanning direction of the laser beam, with 0 degrees directly above the molten pool in a vertical direction.