Laser Welding Machine

What can a laser welding machine do?

FAQ of laser welding machine.

Laser welding speed reference.

Spare parts of laser weding machine.

Laser welding machine Models and Specification

Laser welding machine clean and rust removal

What can a laser welding machine do?

A laser welding machine is a device that uses a laser beam as the heat source to melt and join materials. Here are the key points:

- Working Principle: It converts electrical energy into a high-energy laser beam through optical systems. The beam focuses on the joint of workpieces, heating the materials to melt and solidify, forming a firm weld.

- Multi functions: The machine can do welding, cleaning, cutting and rust removal.

- Features: High precision, fast speed, small heat-affected zone, suitable for thin or complex structures.

- Applications: Widely used in industries like electronics, automotive, aerospace, and jewelry, for welding metals, plastics, etc.

FAQ of laser welding machine

Here are some frequently asked questions (FAQs) about laser welding machines and their answers:

1. What materials can a laser welding machine weld?
Answer: It can weld various metals (e.g., steel, aluminum, copper, gold, silver), as well as some non-metals like plastics. Some advanced machines can even weld dissimilar materials (e.g., metal to plastic).

2. How does laser welding differ from traditional welding methods?
Answer:

Precision: Laser welding has higher accuracy, suitable for small or complex parts.

Speed: Faster welding speed and shorter production cycles.

Heat Affect: Smaller heat-affected zone, reducing material deformation.

Flexibility: Can weld in tight spaces or remote areas via robotic arms.

3. What is the maintenance cost of a laser welding machine?
Answer: Maintenance costs are generally lower than traditional welding equipment. Key points include regular cleaning of optical components, checking laser power, and replacing consumables (e.g., protective lenses) as needed.

4. Is laser welding safe? Do operators need special training?
Answer: Safety: Laser beams can be harmful to eyes and skin, so operators must wear protective gear (e.g., laser goggles) and follow safety protocols. - Training: Yes, operators need professional training to master equipment operation, parameter settings, and emergency handling.

5. Can laser welding machines handle thick materials?
Answer: Traditional laser welding is more suitable for thin materials (e.g., <5mm). For thicker materials (e.g., 10mm+), high-power laser machines or combined processes (e.g., laser-arc hybrid welding) may be needed.

6. How to choose a laser welding machine for different applications?
Answer: Consider factors like material type, thickness, welding precision requirements, production efficiency, and budget. For example: - Fiber laser welders are ideal for metal sheets; - Pulse laser welders suit jewelry or electronics.

7. What affects the welding quality of a laser machine?
Answer: Key factors include laser power, welding speed, focal point position, material surface cleanliness, and gas shielding (to prevent oxidation).

8. Can laser welding machines repair damaged parts?
Answer: Yes, especially for precision parts (e.g., mold repair, turbine blade restoration), laser welding offers high accuracy and minimal deformation.

9. How energy-efficient is a laser welding machine?
Answer: It has higher energy conversion efficiency than traditional methods (e.g., arc welding), reducing power consumption and operating costs.

10. What is the typical service life of a laser welding machine?
Answer: With proper maintenance, the laser source and core components can last 5–10 years, while consumables (e.g., cooling systems) may need periodic replacement.

11. What are the common output power rating of a laser welding machine?
Answer: Commonly 1000W, 2000W, 3000W, 6000W, and 15kW.

Laser welding speed reference

The laser - welding speed is affected by various factors such as material type, thickness, and laser power. Here are the welding speeds of laser welding machines with typical powers:

- 1000W laser welding machine: When welding thin - plate stainless steel (0.1 - 1mm), the welding speed can reach 5 - 10m/min. It is mainly used for the efficient welding of thin - plate metals, and can meet the high - efficiency and high - quality requirements of industries such as door access locks.

- 2000W laser welding machine: When welding 0.5mm stainless steel, the common welding speed range is 2 - 5m/min. Some handheld 2000W laser welding machines have a welding speed range of 0 - 120mm/s.

- 3000W laser welding machine: The welding speed can reach 0 - 120mm/s, which is 3 - 10 times faster than traditional welding. It is widely used in the welding of automotive parts, hardware products and other large - scale production scenarios, which can quickly complete the welding task.

- 6000W laser welding machine: It is mainly used for the welding of medium - thick plates. When used for single - pass welding of pressure vessel longitudinal seams, it can achieve a penetration depth of 12mm, and the welding speed is related to the process requirements and material thickness, generally at a medium - low speed.

- 15kW laser welding machine: When some research team uses horizontal welding with multi - angle gas blowing techniques to weld 18mm - thick 304 stainless steel, it can successfully achieve single - sided welding with double - sided formation at a speed of 0.6m/min.

- 30kW laser welding machine: It can achieve complete penetration of 32mm - thick stainless steel plates at a speed of 0.6m/min, showing a significant increase in penetration depth compared with lower - power lasers.

Spare parts of laser weding machine

Here are the names of common consumable parts of laser welding machines:

Caltegory	Description	Picture	Use time	Estimated cost
Optical Lenses	Include reflective mirrors and focusing lenses, and protective lens		1 week	$2
Welding Torch and Nozzle	The nozzle is prone to deformation, blockage or wear, and the internal electrodes of the welding torch are also vulnerable parts		1 month	US$1-2
Cooling System Components	Such as coolant, water pumps, radiators, and filters， The coolant and the filter elements need to be replaced regularly		3-6 month	US$5
Optical Fiber Cable	Frequent bending or compression may cause the optical fiber to break		1 year	US$500-1000.
Welding Wire	When the welding gap is large or special materials need to be welded, welding wires are required		1 hour	US$3/hour

Laser welding machine Models and Specification

Model number	Output Power	Power consumption	Type of laser	Cool method	Weight	Dimension	Capability
BTLW-15	1500W	7000W	Fiber	Water cooling	140kg	886682cm	weld up to 5mm thick stainless steel and 4mm aluminum
BTLW-20	2000W	9000W	Fiber	Water cooling	160kg	886682cm	weld up to 8mm thick stainless steel and 6mm aluminum
BTLW-30	3000W	13000W	Fiber	Water cooling	180kg	907282cm	weld up to 12 mm thick stainless steel and 8mm aluminum
BTLW-60	6000W	24000W	Fiber	Water cooling	280kg	1509090cm	weld up to15mm thick stainless steel and 12mm aluminum

Laser machine cleaning surface and remove rust

Laser machine with 1500W to 3000W can be used to clean the metal surface and remove rust. It can also be used as cutting machine.