What Are The Laser Welding Machines? Classification And Uses Of Laser Welding Machines

Laser welding principle:
The laser welding machine uses a high-intensity laser beam to radiate to the metal surface, locally heats the material in a small area, and melts the material to form a specific molten pool to achieve the purpose of welding.

Laser welding features:
Lasers are considered an ideal heat source for welding and are recognized as high technology. Laser welding has the advantages of concentrated heating, less heat input, small deformation, and fast welding speed; large welding seam depth ratio, flat welding seam, beautiful appearance, no need or simple treatment after welding, high welding seam quality, no pores; can be precisely controlled , the focusing spot is small, the positioning accuracy is high, and it is easy to realize automation; it is not only suitable for conventional materials, but also especially suitable for insoluble metals and heat-resistant alloys. Titanium alloys have dissimilar metals with large differences in thermophysical properties, workpieces with large differences in volume and thickness, and components near the weld that are flammable, cracked and explosive when heated. Compared with vacuum electron beam welding, laser welding has the advantages of not generating X-rays, no vacuum chamber, and unlimited workpiece volume. Laser welding can be used as a final process, and the weld is beautiful and beautiful, and in many cases the weld can be as strong as the base metal. Laser welding can not only spot welding, but also continuous seam welding, stitch welding, sealing welding, etc., with high aspect ratio, small weld width, small heat affected zone and small deformation.

Scope of application:
Welding of precision parts such as microelectronic components and integrated circuit leads, welding of high-power diodes, mobile phone batteries, electronic components, etc., precision welding of jewelry, welding of precision parts, laser welding repair of molds, and welding of glasses.

Classification:
Laser welding machine is also known as laser welding machine, laser welding machine, the specific classification is as follows:

Handheld Laser Welding Machine:
This is probably the most common type of welding equipment on the market. Often used for welding various metal sheets.

Laser Spot Welding Machine:
It can be used for gold and silver jewelry, hole filling of electronic components, spot welding trachoma, welding inlay, etc.

Automatic Laser Welding Machine:
It is suitable for automatic welding of straight lines and circles of metal workpieces, and is often used in mobile phone batteries, jewelry, electronic components, sensors, clocks, precision machinery, communications, handicrafts and other industries.

Laser Mold Welder:
It is mainly used for mold repair in mold manufacturing and molding industries such as mobile phones, digital products, automobiles and motorcycles, and is also mostly used for manual welding.

Fiber Transmission Laser Welding Machine:
For the parts that are difficult to access to welding, flexible transmission non-contact welding is implemented, which has greater flexibility. The laser beam can realize the splitting of time and energy, and can perform multi-beam simultaneous processing, which provides conditions for precision welding.

Fiber Galvanometer Laser Welding Machine:
The perfect combination of galvanometer motion system and laser welding machine system. Effectively save the idle positioning time during single-point welding, and increase the efficiency by 3~5 times compared with the traditional electric worktable

Handheld Laser Welding Machine
PICTURE

The most common laser metal processing equipment on the market, the handheld laser welding machine, basically requires a combination of rich welding experience and technology in the traditional welding equipment to meet the daily production, but the speed is slow and the welding appearance needs to be The subsequent grinding process is time-consuming and labor-intensive.

Model introduction:
Mainly used in electronic components, auto parts, instrumentation, precision machinery, communication equipment and other industries stainless steel, carbon steel, silicon steel, aluminum alloy, titanium alloy, galvanized sheet, galvanized sheet, copper and other metals

Fast welding of materials and welding between certain dissimilar materials.

The main advantage:
1. The operation is simple, no professional welding technical experience is required, and the operation can be started after 2 hours of simple training.

2.The welding speed is super fast, and one handheld laser welding machine can basically replace the output of 3 to 5 ordinary welding machines.

3.Welding can be basically free of consumables, saving costs in production.

4.After the welding is completed, the welding seam is smooth and white, which basically can be done without grinding.

5.The energy of the laser welding machine is concentrated, the thermal reflection range is small, and the product is not easily deformed.

6.The energy of the laser welding machine is concentrated, and the welding strength is very high.

7.The energy and power of the laser welding machine are digitally controlled, which can meet various welding requirements, such as complete penetration, penetration, spot welding and other requirements.

Applicable materials and industry applications:

Pipeline industry: Welding of water pipe joints, reducers, tees, valves and showers and large pipes. Glasses industry: precision welding of stainless steel, titanium alloy and other materials for the buckle and outer frame of glasses. Hardware industry: Welding of impellers, kettles, handles, etc., complex stampings and castings.

Automatic laser welding machine
PICTURE

Model introduction:
The machine adopts the double-lamp ceramic concentrating cavity imported from the UK, with powerful power, programmable pulse and intelligent system management. The Z axis of the worktable can be moved up and down to focus electrically, controlled by an industrial PC. Equipped with standard separated X/Y axis three-dimensional automatic moving table. Another optional rotating fixture (80mm or p 125mm optional), to achieve two-dimensional automatic laser welding. The monitoring system adopts microscope, red light and CCD. Equipped with external water cooling system.

The main advantage:
1. The double-lamp ceramic concentrator cavity imported from the United Kingdom is used, which is resistant to corrosion and high temperature, and the life of the cavity is 8 to 10 years.

2. The production efficiency is high, the welding speed is fast, and the automatic mass production of the assembly line can be realized.

3. The laser head can be rotated 360°, and the overall optical path can be moved 360° and stretched back and forth.

4. Electric adjustment of light spot size.

5. The working platform can be moved three-dimensionally by electric motor.

Applicable materials and industry applications:
Suitable for kettles, vacuum cups, stainless steel bowls, sensors, tungsten wires, high-power diodes (triodes), aluminum alloys, laptop casings, mobile phone batteries, door handles, molds, electrical accessories, filters, grease nozzles, stainless steel products, golf Welding of ball head, zinc alloy crafts, etc.

Weldable graphics are: point, line, circle, square or any plane graphics drawn by AutoCAD software.

Automatic laser welding machine-3D automatic laser welding machine
Model introduction:
The modified machine is the same as the two-dimensional automatic welding machine

Automatic laser welding machine-four-dimensional automatic laser welding machine
Mechanical introduction:
Four-axis linkage laser welding machine adopts integrated design, compact and beautiful structure, high output power, stable energy, good beam pattern, easy operation, reliable performance and wide range of use. The ceramic laser cavity technology imported from the United Kingdom is adopted, and the unique beam mode selection and shaping technology is used to ensure high output power and excellent beam mode. Double-pulse xenon lamp excitation, constant current laser power supply, pulse programmable and intelligent system management, and automatic protection against misoperation and over-temperature and under-water flow. PLC programmable controller or industrial PC control, X/Y axis two-dimensional automatic moving platform. The semiconductor red light indicates the positioning, and the incident angle of the laser can be manually moved up and down to focus and deflect.

Four-axis linkage laser welding machine features:
It adopts integrated design, compact and beautiful structure, high output power, stable energy, good beam pattern, easy operation, reliable performance and wide range of use.

Scope of application:
Four-dimensional laser automatic welding machine adopts four-dimensional characteristics, which is mainly suitable for irregular welding of glasses frames, water cups, teapots, showers, stainless steel bowls, sensors, diodes, aluminum alloys, mobile phone batteries, door handles, electrical accessories and other metals.

Laser spot welding machine(Jewelery welding machine)
Desktop Mini Jewelry Welding Machine Desktop Jewelry Welding Machine Separate Desktop Jewelry Welding Machine

Desktop/desktop, all-in-one, separate, mini laser spot welding

Model introduction:
The laser spot welding machine is mainly used for filling holes and spot welding trachoma in gold and silver jewelry. Laser spot welding is one of the important aspects of the application of laser material processing technology. The spot welding process belongs to the heat conduction type, that is, the surface of the workpiece is heated by laser radiation, and the surface heat diffuses to the interior through heat conduction. By controlling the width, energy, peak power and repetition of the laser pulse Parameters such as frequency make the workpiece melt and form a specific molten pool. Due to its unique advantages, it has been successfully used in gold and silver jewelry processing and welding of micro and small parts.

Model features:
High speed, high efficiency, large depth, small deformation, small heat affected zone, high welding quality, no pollution of solder joints, high efficiency and environmental protection.

1. Energy, pulse width, frequency, spot size, etc. can be adjusted in a wide range to achieve various welding effects. The parameters are adjusted by the control rod in the closed cavity, which is simple and efficient.

2. The use of British imported ceramic concentrating cavity, corrosion resistance, high temperature resistance, high photoelectric conversion efficiency, concentrating cavity life (8~10 years), and lamp life of more than 8 million times.

3. The most advanced automatic shading system in the world is adopted, which eliminates the irritation to the eyes during working hours.

4. It has 24-hour continuous working ability, stable working performance of the whole machine, and maintenance-free within 10,000 hours.

5. Humanized design, in line with ergonomics, long time working without fatigue.

Laser Mold Welding Machine
Fully automatic stainless steel laser welding machine video – mold repair mold welding machine

Special welding machine for mold repair

Model introduction:
Laser mold welding machine is a special model specially tailored for the mold industry. This machine is specially used to replace the traditional argon arc welding machine for repairing precision molds.

The key components of the machine are all imported products. The software operation interface adopts a large-screen liquid crystal display, the interface is simple and clear, and the operator is easy to learn and use. A variety of pre-stored operation modes can also be programmed by themselves, with a permanent memory function, which can be applied to various materials.

Model features:
The heat affected area is small and will not cause the deformation of the precision mold;

The welding depth is large and the welding is firm. Fully melted, leaving no traces of repair. There is no depression at the junction of the convex part of the molten pool and the matrix;

Low oxidation rate, the workpiece will not change color;

No pores or blisters will appear after welding;

Welding can be processed, especially suitable for mold repair with polishing requirements;

The workpiece can reach 50~60 Rockwell hardness after welding.

Scope of application;
Cracks, chipping, edge grinding machine wear and sealing of hard materials such as molds, precision injection molding, die casting, stamping, stainless steel, etc.

Side repair and welding; high accuracy, the diameter of the laser welding spot is only 0.2nm~1.5nm; the heating area is small, the workpiece will not be deformed; after welding, it can be etched, which will not affect the effect.

Multi-head fiber laser transmission laser welding machine
Four-channel fiber laser welding machine, six-channel fiber laser welding machine, multi-channel fiber laser welding machine

Four-channel fiber laser welding machine, six-channel fiber laser welding machine, multi-channel fiber laser welding machine

Model introduction:
The fiber transmission laser welding machine couples the high-energy laser beam into the optical fiber, and after long-distance transmission, it is collimated by the collimating mirror.

Straight parallel light, a laser welding equipment that focuses on the workpiece for welding, with a simple universal instrument can be used for welding

Large molds and precision parts that are difficult to access are implemented with flexible transmission and non-contact welding, which has greater flexibility. Laser beam can

Realize the splitting of time and energy, and can process multiple beams at the same time, providing more convenient conditions for welding.

Main feature:
Optional CCD camera monitoring system for easy observation and precise positioning;

The energy distribution of the welding spot is uniform, and it has the best spot for welding characteristics;

Adapt to various complex welds, spot welding of various devices, and welds of thin plates within 1mm;

The ceramic concentrating cavity imported from the United Kingdom is used, which is resistant to corrosion, high temperature, and the life of the cavity (8~10 years), and the life of the xenon lamp is more than 8 million hours;

Dedicated multi-head automated fixtures can be customized to achieve mass production of products.

 

Fiber galvanometer laser welding machine
Fiber galvanometer welding machine

Model introduction:
The perfect combination of galvanometer motion system and laser welding machine system. It can effectively save the idle positioning time during single-point welding, and the efficiency is 3~5 times higher than that of the traditional electric worktable. The machine adopts the scanning method of galvanometer, which has the advantages of fast welding speed, high precision, stable quality, convenient operation and simple maintenance. , especially suitable for laser precision spot welding of various parts. The production efficiency can reach about 8 times that of ordinary laser welding machines. The machine consists of YAG solid-state laser, laser power supply, optical scanning system, flat-field focusing system, computer and programmable controller, refrigeration system, laser indicating system, operating cabinet and three-axis precision CNC work platform. After configuring the special laser welding software, the welding points or graphics can be directly input and edited in the software, and the points or graphics edited by other software such as AutoCAD and CorelDRAW can be processed through this software.

Model features:
Using high-speed galvanometer for laser positioning, the speed can reach 7000mm/s, which improves the survival rate;

Strong anti-interference ability and stable performance;

Easy to operate, powerful and compatible with a wide range;

24-hour mass production can be achieved.

Scope of application:
It can be used for offline/online welding of mass production enterprises in electronics, communications, hardware and other industries. The main application areas include high-efficiency laser spot welding or sealing welding of mobile phone shields, metal mobile phone casings, metal capacitor casings, hard disks, micro motors, sensors and other coherent products.