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As far as I know, the production is not yet 100%, let alone the research and development, and the main components of the engine and hydraulic system are still imported. Hehe, sadly you said that the excavator has nothing left except for the engine and hydraulic system! The Jetta sedan introduced decades ago is still in production and is still competitive, the introduction of Steyr heavy-duty trucks in the eighties has been produced for decades, originally divided into three factories (that is, the current Howo, Hongyan, Aolong) in the production of the shape are exactly the same and has been the most resistant to the best quality of China's heavy-duty trucks, what liberation of Dongfeng is to show off the legs, now although the shape is different, but it is also improved on the basis of the original Steyr, China's decades of industrial progress is from the previous imitation and production of Soviet technology to the imitation of European, American and Japanese technology, and that's it!
Don't believe it, although the electronics industry is developing rapidly, which visible product is independently developed? It doesn't seem to be! Although today's globalization overemphasizes domestic production is not necessary, we have been hovering at the lowest end of the industrial chain, and there is a vow to wear the low-end and have a sense of achievement, Chinese are very smart, but they are bound by something.
There have been no talents in decades of education, and there are no talents at the level of Qian Xuesen and Hua Luogeng, and they also came back from studying abroad.
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Dear, hello, I'm glad to answer for you, can China produce excavator engines. Answer: It can be produced, and the excavator engine technology made in China has long been available.
Only the top excavator is equipped with a Hinatal side engine. Zhejiang Weilin Machinery Parts is a national high-tech enterprise specializing in the manufacture of excavator engine forged steel crankshafts. At present, it has formed an annual output of more than 30 kinds of different series of crankshaft models, and its wear resistance, toughness and fatigue strength are better than similar foreign products, which can completely replace imported products and fill the gap in the production of forged steel crankshafts for domestic excavator engines.
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Except for the big brands that are well known! There are also some domestic and relatively low-key foreign brands in the excavator industry.
Domestic excavators: Sany, Liugong, Xiagong, XCMG, Longgong, Zoomlion, Lingong, Shantui, Ward, Zhenyu, Zhongyou (currently renamed Mountain Reconstruction Machine), Bangli, Hengte, Sunward Intelligence, Yuchai, Zhanyang, Volhua, Foton Lovol, Peng Yuan (SAIC-GM cut into the excavator industry a brand), Xizhu, Junlian, China Ordnance, Kaiyuan Zhifu, Jingong, Lisde, Nantes, Yangong, Push, Daifeng, JAC Heavy Industries, ......There are too many, and there are many more in China doing this!
Foreign brands: Atlas, Case, Terex, Liebherr, Ishikawajima, Kato, Sumitomo, New Holland, Bobcat (already under Doosanmon), John Deere, Kubota, Yanmar, Takeuchi, JCB, ......That's basically all there are foreign brands! Although it is relatively low-key, its strength should not be underestimated!
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Domestic production: Sany, Liugong, Xiagong, Fugong, Longgong, too much,。。
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Bangli: I'm an employee here.
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1. The original excavator was manual, and it has been more than 130 years since its invention in 2013, during which it has experienced the gradual development process of automatic hydraulic excavators from steam-driven bucket rotary excavators to electric drives and internal combustion engine-driven rotary excavators, and fully automatic hydraulic excavators applying mechatronic and hydraulic integration technology.
2. The first hydraulic excavator was successfully invented by the Poclain factory in France.
3. Since the 60s of the 20th century, hydraulic excavators have entered the stage of promotion and vigorous development, and the number of excavator manufacturers and varieties in various countries has increased rapidly, and the output has soared.
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United States, Japan, Germany.
German Krupp Bagger series excavator is a super large wheel bucket excavator Bagger 260, produced by Germany's Krupp in 1962, its length is 195 meters, height 67 meters, working weight 7800 tons, 12 tracks of the traveling mechanism adopt the arrangement of the front 8 and 4 rear, the width of the chassis is 31 meters, the diameter of the bucket wheel is meters, 10 buckets are installed (the standard bucket capacity is cubic meters), the installed capacity is 9478kw, and the bucket capacity drive power is 3x630kw, The production rate is 110,000 cubic meters per day.
Komatsu Manufacturing Co., Ltd. (Komatsu Group) is one of the world's largest construction machinery and mining machinery manufacturing enterprises, founded in 1921, has a history of 90 years, the company is headquartered in Tokyo, Japan.
The Komatsu Group has five regional headquarters in China, the U.S., Europe, Asia and Japan, 143 subsidiaries, and more than 30,000 employees, and sales of 1.4315 trillion yen in fiscal 2009.
Komatsu products are well-known in the global market for their complete categories, reliable quality and excellent service, and the main products are excavators, bulldozers, loaders, dump trucks and other construction machinery, various large presses, cutting machines and other industrial machinery, forklifts and other logistics machinery, TBM, shield machines and other underground construction machinery, and power generation equipment.
Caterpillar Inc. is one of the world's largest manufacturers of construction machinery.
As an industry leader, Caterpillar is committed to the world's infrastructure and works hand in hand with its suppliers to drive positive, lasting change on every continent.
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The world's first excavator was invented at the Poclain factory in France.
In 1951, the first all-hydraulic backhoe excavator was launched by the Poclain plant in France, which opened up a new space in the field of excavator technology development, and in the early and mid-50s of the 20th century, the towed full-swing hydraulic excavator and the crawler full-hydraulic excavator were developed successively.
Originally manual, the excavator has been more than 130 years since its invention in 2013, during which it has experienced a gradual development process from steam-driven bucket rotary excavators to electric-driven and internal combustion engine-driven rotary excavators, and fully automatic hydraulic excavators applying mechatronic and hydraulic integration technology.
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According to the statistics of 26 excavator manufacturers by the China Construction Machinery Industry Association, 27,220 excavators of various types were sold in May 2021, a year-on-year decrease; Among them, 22,070 units were in China, a year-on-year decrease; 5,150 units were exported, a year-on-year increase of 132%. From January to May 2021, a total of 200733 excavators were sold, a year-on-year increase; Among them, 176735 domestic units, a year-on-year increase; 23,998 units were exported, a year-on-year increase of 106%.
First, the large, medium and small digging slowed down in an all-round way, and the sales volume of large and small digging declined significantly from the perspective of tonnage structure, the total domestic sales of large, medium and small digging fell in May. Among them, the large digging declined, the medium digging declined, and the small digging fell by 31%. From January to May, the cumulative sales growth rate of large, medium and small digging in China was .
3%, although it still maintains a growth trend, it is lower than the sales growth rate in the first four months by one percentage point, one percentage point, and one percentage point. Following the overall slowdown in the domestic sales of large, medium and small diggings in April, it slowed down again in May. Among them, the decline in sales of large and small diggings is the most obvious.
Second, the differentiation of internal and external demand: overseas is strong, domestic weakness in May, excavator exports of 5,150 units, a significant year-on-year increase. From January to May, a total of 23,998 excavators were exported, a year-on-year increase.
In May, the export of excavators hit a record high in the history of single-month exports, and the export growth rate far exceeded the growth rate of domestic sales. With the improvement of the epidemic situation in major countries in Europe and the United States, countries have increased infrastructure construction efforts in order to recover the economy, which has promoted the rapid recovery of China's excavator exports.
3. The market entered the off-season in June, and the sales of excavators may continue to decline, and the domestic sales of excavators in May were 10,000 units, down from the same period in 2020. The growth rate of domestic sales has declined for two consecutive months. However, compared to the same period in 2019, it is still an increase of 44%, with a two-year average growth rate of 22%.
After the sharp increase in excavator sales in this year, the excavator market cooled significantly in the month due to the high base of the same period last year and the slowdown in downstream growth.
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China's excavator overseas sales "burst", domestic machinery is currently at a high level of development, for overseas markets, construction machinery domestic brands have been laid out for many years, has established a good brand effect, driven by the recovery of overseas demand and the globalization strategy of domestic brands, exports will continue to maintain a strong growth, the domestic leader with remarkable results in the internationalization strategy is expected to become a global leader with the help of strong growth in overseas markets.
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Although it is not the top level, there is already a high-end machinery manufacturing, and domestic machinery will get better and better.
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Domestic machinery is currently at the world's leading level, ranking in the top three in the world, so domestic equipment is now very powerful.
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No. 1 in the world, Caterpillar, No. 1 in Asia, Komatsu.
In Europe, there are: Volvo, JCB, Liebherr, Atlas, Terex, Caterpillar, John Deere, Gray Road, Case, Japanese and Kobelco, Hitachi, Kubota, Takeuchi, Ishikawajima, Sumitomo, Kato, Nagano, Yanmar, Korean ones: Hyundai Gyeong, Changzhou Hyundai, Doosan, Bobcat.
There are many domestic ones, and the more well-known ones are: Liugong, Xiagong, Longgong, XCMG, Xu Dig, Lingong, Sany, Sunward, Zoomlion, Shanzhong, Push, JCM, Zhenyu, Futian, Daxin, Zhanyang, Yuchai, Hengte, Fudu, Qinniu, Huali, and so on.
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There are Sany, Liugong, Xiagong, XCMG in China, Volvo, Carter, Shengang, Doosan, Komatsu, Kato, Hitachi, Hyundai, Sumitomo, and so on.
In LOL, each hero has its own uniqueness. It's too one-sided for you to ask this, if the compression electric knife is out, but you are still a jungle knife, you definitely can't beat it! However, the hero of the excavator is quite strong!
Yancheng Zhongyue Excavator Training, located at No. 30, Yancheng Open Avenue (opposite Auto Parts City), **: 0515-88339377 13851052206, was established on July 1, 1997. It is a professional excavator training institution, jointly organized with various famous schools in Yancheng, with strong teachers, advanced internship equipment and broad employment channels. >>>More
Yes, I am engaged in excavator training, mainly for excavator hydraulic system, electrical system and engine training, not just simple operation, if you just want to learn simple operation, then as long as you dial one to two hours, the rest is the accumulation of experience, to put it bluntly, it is more operation, but the real excavator training should have a comprehensive understanding of the excavator, daily maintenance is the foundation, advanced to do troubleshooting, electrical problems are more, hydraulic problems are strange, Engine problems are more expensive; As long as you really want to learn, you have to take a four-month course.
Anhui driver technology is the best, my excavator technology is very good.
135? 210?Models. I think you can buy it if you throw it away in two or three years, and if you use it for a long time, it's better to buy it from a Japanese child. Nor is it a few dollars in Hudona. >>>More