Application of Laser Welding

Laser welding technology is a method of efficient and precise welding that uses a high-energy-density laser beam heat source. It has the advantages of fast welding speed, large welding depth, small welding deformation, high degree of automation, and contact and long-distance welding. Application of laser welding in multiple fields:

I. Manufacturing.

1. Automotive parts manufacturing: Laser welding plays an important role in automotive manufacturing, especially in the lightweight manufacturing of automotive parts such as automotive powertrain modules, molding modules, body modules and electronic systems. Welding technologies such as laser arc hybrid welding technology, laser tailoring technology, laser wire welding and laser end welding play an important role in improving product quality and realizing lightweight automotive manufacturing.

2. Microelectronics industry: The microelectronics industry has very high requirements for welding technology. Laser welding, with its characteristics of fast heating speed, small heat-affected zone, high weld quality and high degree of automation, can achieve high-speed, high-stability and high-integration interconnection and packaging on electronic components, circuit boards and electronic equipment. It is suitable for the welding of optical communication pins, sensors and other products.

II. Powder Metallurgy.

Laser welding also has certain applications in the field of powder metallurgy, such as welding and repairing of powder metallurgy parts. Through the high energy density heating of the laser beam, the powder final metallurgical parts can achieve rapid melting connection, improving the strength and melting of the parts.

III. Biomedicine.

In the field of biomedicine, laser welding technology plays an important role in the manufacture of medical interventional devices due to its fast, high efficiency and low impact characteristics. Especially in the manufacture of medical interventional devices such as heart stents and complex vascular interventional guidewires. , laser welding technology can ensure the flatness and beauty of the weld while retaining the fine structure and excellent performance of the material.

VI. Other fields.

1. Aerospace: my country's laser welding technology is at the world's advanced level, and has successfully evaluated the prototypes and product manufacturing of multiple domestic aviation scientific research projects. Laser welding can meet the aerospace field's demand for high-strength and high-precision welding of materials.

2. New energy: In the field of new energy, laser welding technology is widely evaluated in the manufacture of solar panels, welding of electric vehicle batteries, etc. Laser welding can achieve non-contact processing, reduce material loss and pollution, and improve production efficiency and product quality

3. Home appliance industry: In the home appliance industry, laser welding technology is used for welding the shell, internal structure and other parts of home appliance products. Laser welding can achieve fine welding effects and improve the appearance and performance of products.

In short, the unique advantages achieved by laser welding technology have been widely used in many fields, and with the continuous advancement and innovation of technology, its application scope and prospects will be more illegal.