China National Heavy Duty Truck realizes leap-forward development and builds a heavy truck core technology gold industrial chain


Since reform and reorganization, China National Heavy Duty Truck has established a production capacity of nearly 1,000 vehicles per day, with an annual output of 250,000 engines and 700,000 axles. It has provided 600,000 heavy-duty vehicles to the society and created an unprecedented number of China National Heavy Duty Trucks. speed. At the same time, the annual production and sales heavy truck of China National Heavy Duty Truck soared from 3,800 units in the low period of 2000 to an astonishing 160,000 units in the first 10 months of 2010. The entire series of Steyr vehicles has been expanded to include HOWO A7, HOWO, Gold Prince, Jundeka, Haojun, Haoyun, HOKA and other nine series of nearly 3,000 kinds of models, becoming the most comprehensive enterprise in the heavy truck industry. one.

10 years of dramatic changes, thanks to China's heavy truck firmly seize the core competitiveness and unwavering, adhere to technological innovation, 10 years have invested more than 13 billion yuan to increase technical transformation and technical efforts, has now formed including the engine, transmission, car The entire automobile gold chain including the entire core assembly such as the bridge and the cab. ”

In the Economic and Technological Development Zone of Jinan City, Shandong Province, about 300 acres of land are encased in a long white wall. Dump trucks and excavators are carrying out preliminary land leveling work. In the near future, the fate of this land is not a high-end community, nor is it a production plant. Instead, it is the heavy-duty vehicle engineering and technology research center of China National Heavy Duty Truck Group. Its establishment will undoubtedly provide a strong backing for Sinotruk's future product and technological innovation.

In fact, since the reorganization, China National Heavy Duty Truck has focused its efforts on improving the ability of independent innovation and accelerating the transformation of economic development methods, and has established four major strategies such as technological leadership to continuously improve the company's core competitiveness. The China National Heavy Duty Truck Technical Center, which was founded in 1986, is a comprehensive research and development base for the research, development, and testing of CNHTC's new products. It is also the only national heavy-duty vehicle engineering and technology research center in the Chinese automotive industry. Its product development capability has already reached a new stage of "production generation, storage generation, design generation". The HOWO A7, which uses more than 130 patented technologies, is the most successful case of CNHTC's technological innovation. Its driving comfort, safety, reliability and electronic level have reached the international advanced level. Through the research and development of HOWO A7, CNHTC's R&D capabilities and R&D capabilities have been greatly improved. Starting from HOWO A7, China National Heavy Duty Truck set up a complete database of its own vehicle R&D, laying the foundation for the continuous introduction of new products at a higher level.

At the same time, in the face of the approach of the low-carbon era, China National Heavy Duty Truck Co., Ltd. is following the trend of energy-saving and emission-reduction and relying on its own technological advantages to focus on new energy vehicles and lightweight vehicles. This year, China National Heavy Duty Truck successfully developed CNG (compressed natural gas) and LNG (liquefied natural gas) natural gas vehicles, and 19 gold princes and Haoyun series of new energy vehicles were approved by the Ministry of Industry and Information Technology to enter the market. In vehicle products, China National Heavy Duty Truck Co., Ltd. adopts new technologies, new materials, and new technologies such as high-strength alloy frames, rubber suspensions, and aluminum alloy gearboxes to achieve lighter weight, and not only maintains stable and reliable features of the products. It also further enhances the technical level of the vehicle. Taking the HOWO tractor as an example, the self-weight has been reduced from 9.2 tons to 8.08 tons, the transportation efficiency has increased by 4%, and the fuel consumption per 100 kilometers can save 2L~3L.

In order to improve the core competitiveness of enterprises, in the past 10 years, China National Heavy Duty Truck has cumulatively implemented more than 1,200 technological transformation projects and accumulated more than 8 billion yuan in investment in R&D, testing facilities, software, etc., which effectively safeguarded China National Heavy Duty Truck Heavy truck product development and technology development leading edge. By the end of this year, China National Heavy Duty Truck will also have more than 60 production lines with key assembly lines such as cab press, welding, painting, vehicle assembly, and testing, as well as engines, axles, transmissions, castings and forgings. .

China National Heavy Duty Truck Jinan Bridge Box Co., Ltd., located in the high-tech zone in Jinan City, has benefited greatly from its technological transformation. Among them, the new main assembly assembly line and the heat treatment carburizing continuous furnace, the improvement of the design of the bridge shell stamping intermediate frequency furnace automatic conveyor, feeding robots and other projects not only increase production capacity, ensure process reliability, control the product quality, more The quality of the axle assembly has been fundamentally improved. The bridge box company's relocation project adjusted 21 production lines and added 5 production lines to ensure that key components such as axle housings, sub-hulls, bridge boxes, and front axles are completely matched.

In 2010, the bridge box company shell processing department punching and welding workshop through technical transformation and technical measures, the bridge shell thermoforming unit production cycle from the original 90 seconds / piece to 60 seconds / piece, just 30 seconds to open up the new channel to increase production capacity, so that The monthly production capacity of the axle shell will increase from more than 6,200 roots to more than 8,500 roots, and the production efficiency will increase by at least 30% than before, making the production bottleneck a new bright spot for growth.

In addition, the total investment for the relocation and upgrading project of Datong Gear Co., Ltd. that has already commenced is approximately 1.2 billion yuan. By 2012, it will reach an annual output of 220,000 gearboxes, 100,000 pairs of bridge gears, and 2 million engine gears and engineering machinery gears. Capacity. According to the strategic plan of China National Heavy Duty Truck, the future will build four major bases in Datong.

In just 10 years, China's heavy-duty trucks have achieved leaps and bounds as rapid progress, enough to prove that "China's heavy truck speed" is not indecipherable. In 2005, Jinan Power Company broke ground and CNHTC competed for seconds. In a short period of 8 months, it launched a lifting engine with completely independent intellectual property rights, created a “core” and created its own heavy truck. core". On April 18, 2006, the company had a total construction area of ​​more than 100,000 square meters, a total investment of nearly 1 billion yuan, and Jinan Power Company, which has six advanced production lines for parts production, assembly, debugging, and painting, was formally put into production in Zhangqiu. The miraculous speed of China National Heavy Duty Truck has created a miracle in the industry. The launch of China National Heavy Duty Truck Engines is of great significance to breaking the monopoly of the engine industry and promoting the development of the industry.

In the heavy-duty truck assembly line of China National Heavy Duty Truck Zhangqiu Industrial Park in China National Heavy Duty Truck Zhangqiu Industrial Park, 33 stations are busy, various parts are put into line from the side, and cabs and tires “landing” from the air. On average, a brand-new heavy truck will drive off the production line every 5 minutes, becoming the longest heavy truck assembly line in Asia. Benefiting from the advancement of technical measures, the production efficiency will be significantly improved. The effect of technical measures has also been verified at the assembly plant of China National Heavy Duty Truck Group Co., Ltd. in Dangjiazhuang, Jinan. A 200-million-unit vehicle assembly line is busy in an orderly manner. At most one day, dozens of vehicles will be replaced. Some models only produce one car. This is one of China National Heavy Duty Truck's flexible production lines that can meet the production needs of multiple models at the same time.

At the same time of rapid development, China National Heavy Duty Truck is also building a gold industrial chain. It is an important strategic measure for China National Heavy Duty Truck in recent years to master the manufacturing technology of the core component assembly in its own hands and firmly grasp the market initiative. It has a complete set of key components such as the cab, engine, transmission, and axles. Supporting system. In order to narrow the gap with foreign heavy-duty truck brands, Sinotruk and German Man Corporation have initiated active cooperation. At present, the cooperation projects between the two sides are progressing in an orderly manner. Foreign funds have all been put in place. Foreign technology investment has also been put in place according to the plan. China National Heavy Duty Truck is currently digesting and absorbing. According to the schedule, in 2011, China National Heavy Duty Truck Mannheim project will gradually put into mass production, in 2012 to achieve mass production.

Technological innovation and technical reforms have become an accelerator for China's heavy-duty trucks to achieve leapfrog development. Faced with the next five years, it goes without saying that these advantages will also lay a solid foundation for China National Heavy Duty Truck's goal of achieving sales revenue of over 200 billion yuan by the end of the 12th Five-Year Plan period.

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