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In our country, welding operations need to be licensed, welders are the type of work that belongs to the access category, in the professional qualifications of skilled personnel, only five of the 81 types of work in the access category, welders are one of them, and the actual situation is that most of the industry practitioners are unlicensed operations. With the continuous standardization of technology and the relevant requirements of the industry, more and more people want to take a welding certificate, the advantage of the certificate is still very large, first of all, the salary of the certificate and the non-certificate are very different, often able to reach more than double or higher level. Therefore, the issue of short-term welder training has naturally become a concern for practitioners.
Welding as an industrial "tailor" is a very important means of processing in industrial production, the quality of welding plays a decisive role in the quality of the product, so, what is the future development of welding technology?
Industry outlook. With the development of production, welding is widely used in aerospace, aviation, nuclear industry, shipbuilding, construction and machinery manufacturing and other industrial sectors, in China's economic development, welding technology is an indispensable means of processing. After entering the 21st century, welding is an important part of the manufacturing industry, and the rapid development, so it has brought unprecedented development opportunities to the welding industry.
At present, China consumes 300 million tons of steel every year (about tons of welded structure), and needs about 750,000 welding machines, and the welding industry will continue to grow in the next 8 10 years.
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Welding is widely used in aerospace, aviation, nuclear industry, shipbuilding, construction and machinery manufacturing and other industrial sectors, in China's economic development, welding technology is an indispensable means of processing, but the current training of welding professionals is far from meeting the needs of social employment. In particular, there is an extreme shortage of talents in the fields of second guarantee welding, argon arc welding, and manual arc welding technology, which has created a large demand for welding skills, urgent demand, and high salary. Ordinary professional welding talents, the monthly salary can reach 6,000 to 10,000 yuan, and the special welding industry is even as high as tens of thousands of yuan.
This kind of personnel does not need to have a high degree of education, as long as they have the spirit of being practical and capable, hard-working, and learning technology, they can be employed with high salaries. It is hoped that aspiring young people, laid-off workers, and veterans who want to master welding technology will realize their dream of high wages as soon as possible and drive their families out of poverty and become rich. Generally, it takes one to three months to get started independently, and employment can be recommended.
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There are many kinds of welders, electric welding, secondary welding, argon arc welding, etc., the tuition fee of each project is different, you can come to the school to learn about the current demand for talents.
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Depending on what you want to learn and what you need to achieve, the level of skill in welding rebar and pressure tank is also different. You can go to the school for field trips, and the learning content objectives are different, and the time required is also different.
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What kind of study, what level of learning, according to the need to learn, you can go to the school field trip to understand.
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Hello, people often say "electrical welding for three and a half days", it is easy to learn, but it is difficult to learn.
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Hello, welder is just a general term for a type of work, there are electric welding, gas welding, argon arc welding and so on can be learned. Each welder's technique has different learning times and methods. There's also a lot to learn.
How long an apprenticeship takes depends on your individual learning ability and the teacher's ability to teach.
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It depends on whether you want to learn manual arc welding, or two welding welding, or argon electric welding, so the corresponding learning time is not the same, you can go to the school to decide which aspect to learn according to your own situation, and also examine the equipment teaching mode.
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1: First of all, learn what you need to work; Before learning electric welding technology, you should have an idea, what company I want to enter, whether I need to learn electric welding or carbon dioxide gas shielded welding or argon arc welding, and which positions to learn, whether it is flat welding, horizontal welding, vertical welding, and vertical welding, and vertical welding. If you learn it, you can apply it in your work, and you should be targeted.
2: Practical training: welders should learn well, mainly six words "diligent study, more thinking, hard practice", with hard training as the most important, through hard training to master the skills taught by the coach, standardize the basic movements.
3: Practice should be concentrated continuously: three days of fishing and two days of drying nets is not good to learn welders, only let go of the mentality of eagerness, ready to learn for 1 month, in order to really learn the skills, really use a lifetime.
4: Learn from a high-level coach: what is a high level, and it is recognized that the welding level is high after participating in the domestic welder competition and winning awards.
It is very important to find the right master, a good master can lay a good foundation for you and make you inexhaustible. 5: Before welding, we should carefully study the theoretical knowledge of welding, think while welding, and constantly summarize experience, so that the technology will progress.
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Electric welding usually takes about three months to learn, of course, it also depends on the individual's intelligence and operation skills.
Generally, after three months of study, you can weld some simple structural parts, but you need to learn to refine and learn to weld important welds such as high-precision and cutting-edge, and it may take more than five years to be qualified for dynamic welding. If you want to weld boiler pressure vessels and pressure pipes, you must have more than two years of welding experience according to the regulations to be eligible to participate in the training examination, and only after passing the examination can you be qualified to weld pressure vessels.
Welding method of electric welding.
1. Fusion welding. It is a method of heating the metal at the weldment joint to a molten state during the welding process, and the welding is generally completed without pressure. During fusion welding, the heat source quickly melts the metal at the weldment seam and the filler metal added if necessary to form a molten pool, which extends with the movement of the heat source and forms a weld after cooling.
Fusion welding using electric energy can be divided into arc welding, electroslag welding, electron beam welding and laser welding according to different methods of electric heating. Fusion welding has a wide range of applications, and it is the most common among various welding methods, especially arc welding.
2. Pressure welding. It is a welding method that connects the seams of weldments together under pressurized conditions. In the process of pressure welding, no filler metal is added.
According to the different welding mechanisms, pressure welding can be divided into resistance welding, high-frequency welding, diffusion welding, friction welding, ultrasonic welding, etc. Among them, resistance welding should be the most widely used.
Most pressure welding methods do not have a melting process, and there is no burning of beneficial alloying elements and the immersion of harmful elements into the weld as is the case with fusion welding. However, the welding conditions of pressure welding are harsh, and the application surface is narrow.
3. Brazing. It is a welding method in which the weldment is bonded after melting with a material with a lower melting point than the weldment, and the weldment seams are joined together after cooling. <>
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Hello, if this thing is accurate, you have to learn for a lifetime, because ordinary electric welding such as table and chair legs, you can just pull someone over and teach it, but the really powerful welder needs to constantly test the level, and it is also a foundation, if you have a good understanding in the future, you may earn tens of thousands of yuan a month, and even become a great craftsman, you can directly enjoy the first allowance.
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It doesn't take too long to learn, one year is enough, but it depends on one's understanding. There are a lot of skills in welding technology, as for the problem of techniques, there are basic techniques in the textbook, and everyone will have their own techniques after a long time, which is different.
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Electric welding takes about a year to learn.
To learn anything depends on a person's hard work and talent, a good master is also very important, the general vocational school for welding training has 2 months, 3 months, 5 months, and 3 years of classes. The introduction to electric welding is generally a week, and it takes about a year to learn electric welding well.
Benefits of learning to weld:
1. Welders are employed.
Welders have been in the most scarce job in the past two years, and welders in the market are still very scarce, so if you learn welder skills, it is still very employable.
2. The salary of welders is high.
If you learn welder skills now, the salary is generally higher than that of similar types of work. According to the employment situation of developed cooperative units and the feedback of trainees, the salary of welders is generally more than 7,000, and it is also very common for special projects and those who are skilled and have long working hours to reach a monthly income of more than 10,000 yuan.
3. The welder has good endurance.
As I said before, welders are a very hard profession, and welders are also a very test of people's endurance work, so if you learn welder skills and engage in welder work, you must have very good endurance and are not afraid of dirty, tired and hard. <>
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The learning time is different for different types of work, 7 days for carbon dioxide gas shielded welding, 10 days for argon arc welding, 10 days for manual arc welding (including gas cutting), 20 days for argon electric welding, 20 days for high-pressure vessel welding, and 3 days for welder certification.
Welder is a special type of work, welder operation certificate is engaged in the welding industry personnel must hold the certificate, need to have a certificate before the post, and abide by the fire safety operation procedures. If you work as a welder, it is illegal to work without a license.
Classification and annihilation. 1.Hand arc welding.
Hand arc welding is one of the earliest developed and most widely used welding methods among various arc welding methods. It uses an externally coated electrode as the electrode and filler metal, and the arc is burned between the end of the electrode and the positive branch punch surface of the welded workpiece. Under the action of arc heat, the coating can produce gas to protect the arc on the one hand, and on the other hand, it can produce slag to cover the surface of the molten pool to prevent the interaction of the molten metal with the surrounding gas.
The more important role of slag is to produce physicochemical reactions with molten metal or add alloying elements to improve weld metal properties.
2.Tungsten gas arc welding.
This is a kind of non-MIG/MAG arc welding, which uses the electric arc between the tungsten electrode and the workpiece to melt the metal to form a weld. During the welding process, the tungsten electrode does not melt and only acts as an electrode. At the same time, argon or helium is fed into the nozzle of the welding torch for protection.
Additional metals can also be added as needed. It is commonly known as TIG welding in the world.
3.MIG/MAG arc welding.
This welding method uses the continuously fed welding wire and the burning arc between the workpiece as a heat source, and the gas shielded arc sprayed by the torch nozzle is used for welding. <>
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It can be as short as a month or as long as a year and a half.
There are many learning contents for welders: fillet welding, flat welding, vertical welding, horizontal welding, vertical welding, vertical welding, butt welding, single-sided welding, double-sided forming, pipeline pressure vessel welding, etc., according to the level they want to achieve, the learning time is also different, as short as one month, as long as one and a half years.
Here are some of the factors that affect the study time:
1. Learning purpose and needs: If you just learn some basic welding knowledge and skills, it may only take a few weeks.
However, if you want to become a qualified welder and get the corresponding certification, it may take longer to learn and practice.
2. Difficulty and complexity of learning: Different types of welding technology have different difficulty and complexity, and the learning time will be different.
Some simple techniques may only take a few hours to learn, while some more complex techniques may take months or years to learn.
3. Learning style and environment: The learning style and environment will also affect the learning time. If you are learning by attending a training course, the learning time may be shorter than if you were studying on your own.
In addition, if the learning environment is not ideal, such as noise, dust, high temperature, etc., it may affect the learning effect and learning time.
In general, learning to weld takes time and practice, and in general, it may take a few months to a year for a beginner to master the basic skills. Make an early hiatus.
However, it also depends on aspects such as your learning style, hands-on ability, perseverance, passion, and work goals. <>
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How long does it take to learn electric welding is introduced as follows:
Proficiency in a variety of welding technology is different from person to person, usually theory combined with practice, as long as 1 to 2 months can be learned, welding is a practical skill, after understanding the method, to practice, more practice, to achieve better welding quality.
First of all, we should understand that it is very easy to learn welder technology, as long as you listen carefully to the welder teacher's explanation, you can start to get started quickly, but although you get started quickly, you need to test welder technology to find a job to achieve employment, and you also need a lot of practical exercises.
How much does it cost to learn to weld now?
This should be the second question that everyone is concerned about, if you have the conditions to find a professional welder training school to study, the ** of learning welders is about 6500-9500 yuan, from zero learning to the cost of learning. Some friends must think that it is more expensive, here is an explanation, learning welders generally need a lot of practical exercises, welders are not like other types of work, just talk about the theory, it is impossible to learn well without a lot of practice, this tuition fee is included in all the consumables.
After a lot of practical exercises, you can really do a good job in welding, so that you can successfully find a company to work after graduation, and you don't have to laugh and hurt, because welders are now paid very high, and they generally earn back all their tuition and living expenses in more than a month.
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