Laser welding machines have become a common and important welding tool for both industrial and personal use. It can effectively weld thin-walled and precision parts in a variety of different forms, including spot, stack, butt and seal welding. There are many different types of laser welding machines due to differences in working methods and applications. This article is buying guide for laser welding machines, we will introduce various types of laser welding equipment to help you choose the right laser welding machine for your business.
We first need to gain an in-depth understanding of the basics of laser welding machines as well as their common classifications and application areas. In terms of basics, this includes the working principle of the laser welding machine, the type of light source (e.g. fiber laser, CO2 laser, etc.), as well as the materials and technical parameters involved in the welding process. We also need to consider the specific use of laser welders in different industries and applications in order to more fully assess their suitability and performance characteristics.
Laser Generator
Fiber laser welder: Fiber laser welding machine is ideal for processing metal parts. In addition, it offers excellent reliability and efficiency. Fiber laser welding machines are mainly used for joining and beating most metals, including steel, stainless steel, aluminum, gold, silver, copper, brass and their alloys.
CO2 laser welding machines: They use carbon dioxide gas as the laser medium and are suitable for welding thicker materials, especially plastics, ceramics and certain metals.
YAG laser welding machines: Nd:YAG lasers have a large spot, narrow pulse, and a wide processing range. Nd:YAG lasers are less energy efficient than fiber laser welders and CO2 lasers. The efficiency of this laser ranges from 3-4%, which is lower than C02 lasers (7-10%) and fiber lasers (25-30%). It has excellent performance in welding stainless steel and aluminum.
Automation
Manual laser welding machine needs operator to control the welding process, suitable for small business processing and manufacturing, can be used for small batch irregular workpiece welding. Handheld laser welding machine is connected to the laser head by a 10-meter long imported optical fiber, which can weld at a long distance for large and not easy to move products.
Because of the fiber optic transmission, the laser energy is more concentrated, W power can weld through more than 6mm stainless steel metal. Realize spot welding, butt welding, stack welding, sealing welding, and complete the complex plane straight line, arc and any trajectory welding.
Semi-automatic laser welding machine realizes high efficiency and precision of the welding process by integrating manual operation and automation technology. Compared with handheld laser welding machines, semi-automatic machines introduce more automation elements to improve productivity and weld quality. Compared to fully automated laser welding machines, semi-automated equipment retains a certain degree of manual operation flexibility for complex or highly variable welding tasks, making it suitable for medium to large-sized enterprise manufacturing.
Fully automatic laser welding machines utilize a variety of advanced sensing elements such as vision sensors and laser scanners. And with the help of computer software system, it has identification, judgment, real-time detection. Arithmetic, automatic programming, welding parameter storage and automatic generation of welding record files. Welding efficiency is high, suitable for large-scale and high consistency of batch workpiece.
Laser Output Mode
Pulsed fiber laser welder utilize pulsed laser technology, which works by emitting a high-energy laser beam in pulses to heat the weld area instantly and then cool it quickly. This system is suitable for applications with low heat input requirements, allowing for precise weld control and a small heat affected zone.
Continuous wave fiber laser welding machines use continuous laser technology, which operates on the principle that the laser beam is emitted continuously rather than in pulses. These systems are suitable for applications requiring high power and high welding speeds, enabling deeper weld penetration and higher productivity.
Different materials and metal may require different welding parameters. Therefore, it is best to refer to the instruction manual of the corresponding welding machine or go through training on the use of the machine and equipment, and make appropriate parameter adjustments and optimization in practice before carrying out the welding operation.
DP Laser provides the best laser welder machine for your business. When you are hesitant and don’t know how to choose a laser welding machine, please contact us directly. Dapeng Laser’s team of more than 300 experts can help you make the most suitable customized solution, just state your requirements.
Consider the price and cost-effectiveness of laser welding machines comprehensively according to your budget. The price of laser welding machines varies according to the customization of machine parts of different brands and models.
The after-sales service of the laser welding machine provider is also very important. It is recommended to judge the cost-effectiveness of the equipment by reading user reviews and understanding the after-sales service to get the best buying experience. Professional manufacturers usually have professional technical teams and perfect after-sales service systems, which can provide more guaranteed product quality and after-sales support. Product stability and reliability is also a major advantage of regular manufacturers.
Industrial laser welding machines are designed and manufactured slightly differently for each different area of application. Understanding what makes a laser welding machine unique to each niche application can help determine its performance requirements and specifications for a particular industry or application. Factors such as material type, type of weld, accuracy, and productivity must be considered when applying laser welding in different industries. Individualized adaptation helps to improve the effectiveness of laser welding technology in each industry to ensure that the laser welding machine is perfectly matched to the user’s welding needs.
Handheld fiber laser welding machine adopts integrated design, good interactive control system, and better shape of weld seam. Usually beautiful appearance, compact and flexible, more convenient to move and transport, especially suitable for workpiece welding such as kitchen utensils, doors, windows, guardrails, stairs and elevators, advertising racks, sheet metal, pipelines, equipment parts and so on.
4 in 1 handheld fiber laser welding machine is an industrial laser equipment, integrating four key functions of laser welding, weld channel cleaning, laser cutting and laser cleaning. Humanized design eliminates the need to purchase multiple laser machines to complete these different laser processing jobs.
The laser welding equipment adopts advanced fiber laser welding technology to achieve high-precision and high-efficiency welding to ensure the quality and stability of the weld.
Its integrated weld channel cleaning equipment is able to clean the weld seam immediately after the welding is completed, removing impurities and oxides and improving the welding quality.
Meanwhile, with laser cutting function, it can cut directly after welding is completed, realizing an integrated production process and improving production efficiency.
Laser cleaning technology, can efficiently clean the surface of the workpiece and maintain the surface cleanliness. Handheld design makes operation convenient and flexible, suitable for welding, cutting and cleaning of various complex shapes and large workpieces.
Fiber delivery laser welding machine, consists of xenon lamp pumping, imported ceramic reflective cavity and Nd:YAG crystal rod. Optional current feedback and energy feedback system. Split chiller automatically cools according to the set temperature of the system to ensure the safe operation of the equipment.
Laser energy feedback control laser power supply, avoiding the effect of xenon lamp aging on laser power, more stable output than the current feedback type equipment, pulse waveform can be arbitrarily set up to 16 segments, semiconductor red light indication positioning, can meet the welding of different materials metal. Through the internal flexible optical combination to realize the time division energy multi-station simultaneous welding. Apply to 3C, lithium battery, medical equipment and other precision welding.
Jewelry laser welding machine keeps the raw material fine and beautiful. With the continuous change of market demand, jewelry laser welding machine due to accurate precision. Mainly for the gold and silver jewelry and micro, small parts and other irregular objects and design a laser spot welding machine. Can be used for gold and silver jewelry, cell charging interface, clocks and watches, electronic components to fill holes, spot weld sandholes, weld inlay mouth.
Mould laser welding machine is the pain through the instantaneous generation of high thermal energy down special welding wire fused to the mold of the broken position, and the original substrate firmly fused, after welding by EDM, grinding and other processing into a glossy surface, so as to repair the mold. Not only the heat-affected area is small, low oxidation rate, more will not appear sand holes, air holes and other phenomena, for the repair of the mold after the combination of non-convex, more will not lead to mold deformation. Mainly used for cell phones, digital products, automobiles and motorcycles and other mold manufacturing and molding industry mold repair, but also for manual welding.
Arm type mold laser welding machine utilizes a unique overhead arm structure, offering high flexibility and precision in mold welding. Equipped with a suspended laser welding head, this machine achieves precise welding for molds of various shapes and sizes through a precise control system in three-dimensional space. Its advantages lie in the efficient laser welding technology and advanced automation control system, enhancing production efficiency, reducing operational complexity, and providing an ideal solution for the mold manufacturing industry.
The galvanometer laser welding machine focuses the laser light on the processed parts by means of a high-speed scanning galvanometer for welding. Compared to conventional automatic welding machines, galvanometer welding machines control the laser direction through the galvanometer to form different patterns, and can be used to weld microelectronic components, integrated circuit leads, and other precision parts. Its features include high efficiency and high frequency spot welding, but it requires high power supply. It is widely used in 3C electronics, circuit boards, motors, lithium batteries, capacitors, hard disks, micro-motors, sensors and other fields.
Robots laser welding systems are automated systems that utilize laser technology to perform efficient and precise welding tasks. Equipped with a laser welding head and a computerized control system, these robots are used in a wide range of manufacturing applications, and are particularly suited to welding complex shapes or large batches. It combines the high energy density and welding precision of laser technology with the flexibility of a robotic system to increase productivity and provide a reliable automated welding solution for modern manufacturing.
By understanding the types of laser welding machines and choosing the right laser welder machine for your business, you can increase productivity, improve weld quality, and reduce costs. This not only helps you meet your customers’ needs, but also differentiate yourself in a competitive marketplace.
Final word, we hope this article has provided you with clear guidance and insight for choosing the right laser welding machine. In the manufacturing journey ahead, choosing a customized laser welding solution will breathe new life into your business. We look forward to providing you with more laser welding solutions and helping you achieve greater success in the laser welding field.
Portable handheld laser welding machines are innovative tools for precession welding in various industries. A handheld laser welding machine is a portable laser beam welder that couples a high thermal energy light beam into an optical fiber turns it into parallel light through a collimating lens, focuses on the weldable metal parts, and releases heat to join pieces of metal together.
A portable laser welder is an easy-to-move welding machine that works with a handheld laser welding gun to achieve the connection of metal joints indoors and outdoors, which is user-friendly and easy to use for both beginners and professionals.
It is flexible and convenient to achieve non-contact welding of those difficult-to-weld parts. The manual laser beam welder can realize the spectrum separation on time and energy, and create multi-beam welds at the same time, providing the conditions for highly precise welds compared with the traditional MIG & TIG welder, electric welder, and more arc welders.
✔ Featuring with power options of watts, watts, watts, watts for various penetration depths up to 8mm.
✔ Easy to move, flexible and convenient, enabling both indoor and outdoor welds.
✔ Fast welding speed, 2-10 times faster than traditional MMA, TIG and MIG welders.
✔ Straight and uniform welded seam, smooth and clean, deep penetration, small taper, no polishing required, save time and cost.
✔ Firm welded metal joints with no deformation and less scar.
✔ Less consumables, low energy consumption and long service life.
✔ User friendly, easy to use, safety, and environmentally friendly.
✔ Limited power compared to larger stationary laser welding systems.
✔ Operator skill is required to avoid weld defects.
✔ It can cost extra for ongoing servicing and maintenance.
A portable handheld laser welder is not the cheapest option you will find in the market. While it offers greater accessibility and flexibility, it can cost you more than traditional stationary welding machines.
Based on the data from Google, Amazon, and STYLECNC the average cost of a handheld laser welding machine is around $5,180 depending on the power options. An entry-level W handheld laser welder starts at around $3,600 for beginners and hobbyists at home. An affordable W handheld laser welding machine ranges from $4,600 to $5,280 for a small, low-cost business.
An industrial portable laser welding machine with a W fiber laser power option is priced as high as $ for commercial use. A multipurpose 3-in-1 portable handheld laser cleaning, welding, and cutting machine is budget-friendly and ranges from $6,000 to $8,800.
⇲ High laser energy density, small thermal effect area, not easy deformation, less or no subsequent processing.
⇲ All-in-one control cabinet with laser generator, power pack, industrial water chiller, controller, featuring with powerful, small footprint, and easy to move.
⇲ Easy spot, stitch, nail, butt, lap, splice, edge, stack, crimp, and tee welding.
⇲ Multiple detection and protection measures ensure long-term stable operation of the machine and avoid losses and injuries caused by unexpected conditions.
⇲ Non-contact processing, stress free, noiseless, no pollution to the environment, which belongs to the green processing.
⇲ High welded quality, smooth and clean appearance.
⇲ The communication function monitors all data of the laser.
⇲ The welder comes with a specific fiber to achieve the welding of tiny solder bumps.
⇲ High quality fiber laser beam, high conversion efficiency and therefore high speed, high aspect ratio, high strength.
⇲ Excellent spectral system minimizes energy loss to ensure that the laser energy of each fiber is almost the same.
You will get efficient and thoughtful service from Huiyao Laser.
⇲ The welder adopts optical fiber transmission, can realize remote welding, conveniently to equip with automatic welding workbench, manipulator, assembly line and other equipment together to work. More uniform light spot and more beautiful solder joints after the light transmission.
⇲ A variety of input and output signals are very easy to achieve the machine's automated production and assembly line production.
⇲ Solder joints non-pollution, weld strength and toughness at least equivalent to or stronger than the base metal.
⇲ Touch screen input, friendly human-computer interaction makes setup and operation easier. The operating system is easy to learn and easy to operate.
⇲ A variety of angle nozzles and multiple specifications of wire feed nozzles are available to meet the welds of different projects.
Automatic wire feeding system for option
Handheld laser welding gun is a portable welder combined with laser generator, controller, cooling system, and automatic wire feeder to achieve stitch, nail, butt, lap, edge, crimp, and T welding, as well as more types of metal joints. The hand-held laser welder gun is flexible and convenient, which can realize long-distance and outdoor welding. The user-friendly operating mode enables the weldable parts in any position and at any angle, which is suitable for various complex metal joints.
The hand-held laser beam welding gun is composed of a gun body, a cooling chamber and a protective gas chamber. It is not only simple and compact in structure, easy to operate and carry anywhere, but also can be easily connected to the cooling medium source and the protective gas source, so that the laser gun can be effectively cooled, and the working area can also be effectively used. A protective gas atmosphere is formed, which makes the weld quality reliable.
The dual-swing welding head has six welding modes for choose. Different welding modes can make the welding surface more beautiful and present different welding process. Multi-mode welding has a better filling effect than single line type welding and the weld is stronger.
A dual-swing laser welding machine is a type of versatile welder with two swinging axes to efficiently join materials, typically metals, through precise and controlled heating. This design enables the double-axis laser welder to produce high-quality welds with minimal distortion and can be particularly useful for complex geometries and delicate components in industries such as automotive, aerospace, shipbuilding, electronics, and medical device manufacturing.
High Welding Quality
Dual-axis laser welder can ensure uniform heating and fusion of the welding area, resulting in stronger and more reliable welds.
Increased Productivity
The double-swing movement allows for faster welding speeds and reduced welding time.
Versatility
Double-swing laser welder can be used for welding a variety of materials and joint configurations.
Improved Accessibility
The swing motion enables better access to hard-to-reach areas, making it ideal for complex welding projects.
Reduced Heat Input
The controlled movement helps to minimize heat input, reducing the risk of distortion and damage to the workpiece.
The double swing welding gun has six welding modes to choose from. Different welding modes can make the welding surface more beautiful and present different welding process patterns. Multi-mode welding has better filling effect and stronger welding than single horizontal line welding.
Portable laser welders can weld stainless steel, carbon steel, brass, copper, aluminum, gold, chromium, silver, titanium, nickel, platinum, rhodium, tantalum, niobium, tungsten, molybdenum and other metals or alloys, which can also weld a variety of different types of metal materials, including brass to stainless steel, copper and brass, titanium and molybdenum, titanium and gold, nickel and copper, and so on.
Handheld laser welding machines are applied to all walks of life from home use to industrial manufacturing:
Aviation - Engine casings, wing spacers, fuselage skins and ribs, wall panels, bellows.
Electronic Instruments - Integrated circuit leads, picture tube electron guns, all-tantalum capacitors, speed control tubes, instrument hairsprings.
Machinery - Precision springs, dot matrix printer parts, metal thin-walled bellows, thermocouples, electro-hydraulic servo valves.
Steel Metallurgy - Welding silicon steel sheets with a thickness of 0.2~8mm and a width of 0.5~1.8mm, high, medium and low carbon steel and stainless steel, the welding speed is 100~cm/min.
Automobile - Roof, body, side frame, automobile chassis, transmission device, gear, ignition center shaft and dial assembly, etc.
High-Speed Rail - Honeycomb structure of car body.
Ships - Decks, cabin bulkheads, cabin walls, flat plate sandwich members.
Medical - Pacemakers and lithium-iodine batteries used in pacemakers.
Food - Food cans (using laser welder to replace traditional soldering or contact high-frequency welder, which features with non-toxic, fast welding speed, material saving, beautiful joints, and excellent performance).
Others - Gas turbines, heat exchangers, dry cell zinc and copper casings, nuclear reactor parts.
MMA Welder (Manual Metal Arc Welder), also known as MMAW or SMAW (Shielded Metal Arc Welder), features with excessive weld spatter, low filler metal utilization, and the need to frequently remove slag and replace rods, resulting in extremely slow speed and low production efficiency. In addition, the higher reliance on rods requires welders with operating skills and experience.
MIG Welder (Metal Inert Gas Welder) features with high wire consumption and heat input, making thin metal sheets easy to deform and burn through, medium-thick metal plates require grooves, resulting in rough welds that require subsequent polishing.
TIG Welder (Tungsten Inert Gas Welder) features with shallow penetration depth and large melting width, which makes it only able to weld thin sheet metals, and results in large deformation. Moreover, high current will cause the tungsten electrode to melt and evaporate, and manual wire filling is difficult and inefficient.
Handheld Laser Welder features with environmentally friendly and pollution-free, deep penetration, high speed, smooth and clean welds with small deformation, which reduces the follow-up grinding process, resulting in straight and uniform welds without professionals.
MMA, TIG, and MIG welding machines require experienced welders, and starters with extensive training and research, while a handheld laser welder is intuitive, concise, user friendly, easy to use, which is preset with mostly used parameters, and you can customize the setting and save what you need, a beginner can easily get started after a few hours of learning.
The speed of MMA, TIG, and MIG welders typically does not exceed 1 centimeter per second, while the speed of handheld laser welders can reach 2-10 centimeters per second, and its efficiency is 2-10 times that of traditional manual arc welders. In addition, the handheld laser welder can easily weld various types of metals, including ordinary steel (such as carbon steel, stainless steel, galvanized steel), aluminum alloy, and brass, and the weld penetration depth (WPD) can reach 8mm for steel, and 6mm for aluminum alloy or brass.
Handheld laser welding machines are found for various welding purposes. These machines can differ in their power and ability. We already know that these machines can vary from W to W. They can also be distinguished by their abilities.
In addition to common handheld laser welders, you can meet a portable three-in-one laser machine that comes with a handheld laser welding gun for joining metal parts, a handheld laser cutting gun for metal cuts, and a handheld laser cleaning gun for rust removal and paint stripping.
3-In-1 Handheld Laser Welding, Cleaning, Cutting Machine
A handheld laser welder is user-friendly with a touch screen controller, which is easy to use and requires no experience. A beginner can easily operate it after learning and operating it for a few hours, which is much easier than MMA, TIG and MIG welder that takes years of practice to become a professional.
You can use lasers to join different types of metals to each other, including brass to aluminum, copper to brass, titanium to molybdenum, titanium to gold, nickel to copper, brass to stainless steel.
You can laser to weld metal parts of different thicknesses together for all metal joints such as butt joints, T (tee) joints, edge joints, corner joints and lap joints.
A laser can do single-sided welding for aluminum, stainless steel, carbon steel, chromium, titanium, and nickel with a thickness of up to 8 mm and double-sided forming thickness up to 18 mm. However, the laser can weld on one side for copper, brass, gold and silver with a maximum thickness of 6 mm, and a maximum double-sided welding thickness of 13 mm. The W handheld fiber lasers can weld metals with a thickness of up to 2mm, the W portable fiber lasers can join metal parts together with a maximum thickness of 3mm, the W handheld laser welders can weld metals up to 4mm, and the W portable laser welding machines can join pieces of metal together with a maximum thickness of 6-8mm. These data are for single-sided welds, and the maximum thickness for double-sided welds is twice that of single-sided welds.
A handheld laser welder features an emergency stop button, which can shut down the welder immediately in an emergency. Double safety light buttons ensure safe operation. The welding gun and optical fiber are safely and reliably grounded to prevent electric shock accidents. All in all, it's safe to operate. But just in case, any operator should take the usual precautions before operating, including wearing laser safety eyewear and welding protective masks and gloves.
Lasers come with a variety of welding modes, each with their own pros and cons, but here are the five mostly used.
Spot Weld Mode
Create the same spot weld.
Pulse Mode
Laser pulses produce lower energy, slower welding speeds, and less heat input.
Continuous Mode
The laser fires continuously for maximum penetration and welding speed.
High Peak Power Weld Mode
High power short pulses penetrate reflective metals.
Multi-Stage Weld Mode
Repeat positioning or overlapping welds.
Turn on the power and turn on the laser welder, and observe whether the water temperature is appropriate (usually set at around 21°C, it can be adjusted appropriately between 20 and 25°C according to the situation. Antifreeze needs to be added when the weather is cold, and antifreeze needs to be added when the temperature rises. Replace it with pure water), then turn on the laser switch, select the welding mode according to the metal parts to be welded, set the required parameters and pick up the handheld laser gun and start welding. During working, do not look directly into the laser beam with your eyes and do not touch it with your hands to avoid injury. If there is an emergency such as water leakage or abnormal sound, press the "emergency stop" switch immediately. After working, turn off all equipments in use and the main power switch in turn.
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