Frequently Asked Questions
As we’ve worked with manufacturers across the UK, certain questions come up again and again. This section brings together clear answers to the most common issues, so you can see what to expect from laser welding, the systems we supply, and how they fit into your workshop.
A laser welding machine employs a high-power laser beam to precisely melt and fuse materials at the weld point. This technology offers superior speed and accuracy, significantly reducing distortion. Its ability to achieve fine details and consistent results makes it particularly effective for demanding industrial applications.
Laser welding is designed with safety in mind. The process uses a focused laser beam in a controlled environment, requiring operators to wear protective gear and follow strict protocols. Safety features like interlocks and sensors prevent accidents by automatically shutting down the system if necessary. Proper ventilation manages fumes, and thorough training ensures safe handling and emergency response.
Laser welding can reach a speed of 5 m/min, almost no processing is required after welding, precise seams, the thermal effect occurs only at the welding seam (the edges of the metal do not heat up), there is no metal deformation (even 1 mm thick metal sheets do not deform after welding ), lower electricity consumption.
Yes, special training is recommended to operate a laser welding machine effectively. Operators should be familiar with machine settings, safety protocols, and maintenance procedures for optimal performance and safety. At Optoweld, we provide comprehensive training and support to ensure you and your team are well-prepared to use our equipment efficiently.
The laser welding machine allows you to weld stainless steel, aluminum, ferrous metal. For welding copper and other non-ferrous metals, a modified laser source with a wavelength of 532 nm is required.
Laser welding systems can work 24/7. OptoWeld laser welders will work for approximately 10 years (90 000 working hours).
Our laser systems can be used both manually and with a robotic arm.
The laser welding machine allows you to save the parameters, so every time you select them, you will get the same result. On average, the operator is able to maintain the same quality of welding during welding with a laser machine within a week, when, for example, it often takes years to develop the skills for high-quality welding with standard methods.
When the distance between the materials to be welded is up to 100 um, then the additional wire is not needed, the welding seam is monolithic. During laser welding, an additional wire is used at a distance of more than 100 um between the materials to be welded.
The radiation of the laser welding system has no negative effects on human skin and acts like normal light. However, it can damage the eyes, therefore, it is necessary to use the protective measures recommended by OptoWeld (wear special safety glasses). Source: https://www.fda.gov
Technical maintenance of OptoWeld’s laser welding machine: the system uses electricity and inert gas (15-20 l/min), the cooling system requires distilled water (recommended to be changed every 6 months), lens cleaning (once a week. Cleaning process is simple as the principle is similar to cleaning glasses), lens replacement after they wear out(on average every 1-2 months, depending on use and maintenance quality), replacement of nozzles on demand.
15 – 20 l/min Argon gas is used during laser welding.
When using a laser welding machine, safety glasses must be worn. If the room is not ventilated, extraction equipment is necessary. To ensure maximum safety, a 9 sq.m. area must be isolated where laser welding will take place. This can be a closed room or an area covered by curtains that keep laser radiation out. It must be ensured that only people with safety glasses can enter this area, thus warning signs or warning tape must be used. For any questions regarding a safe working environment, contact us via lukas@optowelduk.com
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