QCW fiber laser welding technology: Bringing efficient and precise welding solutions to the electronics industry!

With the rapid development of science and technology, laser welding technology has been widely used in the electronics industry due to its advantages of high precision, high efficiency, and low heat-affected zone. Among them, QCW (Quasi-Continuous Wave) fiber laser welding machine has become an indispensable processing equipment in the electronics industry with its unique performance advantages.

1. Overview of QCW fiber laser welding machine

QCW fiber laser welding machine is a device that combines the advantages of pulsed laser and continuous laser. It adopts pulse control, which not only inherits the high peak power and laser energy of pulsed laser, but also maintains the excellent beam quality of fiber laser, thereby achieving the best welding effect during the welding process. This welding machine has the characteristics of high-speed splitting, fiber transmission, stable optical performance, precise energy control and high cost performance, which is very suitable for the welding needs of precision products.

2. Application of QCW fiber laser welding machine in the electronics industry

1. 3C electronics industry

In the 3C electronics industry, QCW fiber laser welding machine is widely used in the welding of various precision parts. For example:

Spot welding of mobile phone charging cable plugs: For charging cable plugs of 3C products such as mobile phones, PADs, and computers, QCW laser welding machines can achieve fine solder joints with a diameter of less than 0.1mm, with a smooth appearance and better quality than traditional YAG spot welding technology.

Spot welding of electronic component strips: In the case of high reflectivity of copper materials, QCW laser welding machines can efficiently complete the welding of electronic component strips with their advantages of large single pulse energy and high peak power.

Ceramic fine cutting: In the fine cutting of circuit ceramic substrates, the high peak power and low heat input characteristics of the QCW laser welding machine ensure smooth cutting edges and no slag at the bottom, effectively avoiding the problem of ceramic cracking due to heat.

2. Power battery industry

As a key component of new energy equipment such as electric vehicles, the welding quality of the electrode cap and the pole ear sheet of the power battery directly affects the performance and safety of the battery. The application of QCW fiber laser welding machine in the power battery industry mainly includes:

Spot welding of power lithium battery electrode cap: For the electrode cap of cylindrical lithium batteries such as automotive power 18650, QCW laser welding machine can achieve uniform and stable energy output to ensure the fineness and reliability of the weld.

Spot welding of power lithium battery tabs: In the welding of electrode sheets of automotive power square lithium batteries, QCW laser welding machine also performs well. Its fine energy control ability and stable welding quality are very suitable for the welding needs of thin materials.

3. Precision instruments and medical equipment

In the field of precision instruments and medical equipment, QCW fiber laser welding machine also plays an important role. For example, in the welding of medical precision accessories, QCW laser welding machine can achieve precise welding of 0.2mm titanium alloy pillars and caps, and the welding is firm and not black, which meets the strict requirements of medical equipment for welding quality.

3. Advantages of QCW fiber laser welding machine

1. High precision: QCW fiber laser welding machine can achieve fine welding point control to meet the stringent requirements of the electronics industry for welding precision.

2. High efficiency: Its high-speed beam splitting and fiber conduction characteristics make the welding process faster and more efficient.

3. Low heat-affected zone: High peak power and low heat input characteristics effectively avoid thermal damage during welding.

4. Strong flexibility: Customizable optical system and workbench to meet the diverse needs of different customers.

5. Low maintenance cost: Maintenance-free design and high electro-optical conversion efficiency reduce the operation and maintenance costs of the equipment.

In summary, QCW fiber laser welding machine plays an increasingly important role in the electronics industry with its unique performance advantages. With the continuous advancement of technology and the continuous expansion of application fields, QCW fiber laser welding machine will surely create more brilliant achievements in the future.