SKF executives of leading thin bearings of Chinese fansRecently, in 2010, during the International Wind Energy Conference, SKF global renewable energy sector, Mr. Stefan Karlsson responsible person to accept an interview with reporters and fans on Chinese enterprises into the development status, and published a point of view.
Here is SKF's exclusive distributor in China reported, according to officials Stefan Karlsson SKF introduced similar Sinovel, Goldwind and other Chinese domestic wind turbine equipment leading enterprises, has reached more advanced international level of manufacturing wind turbines. Currently there are about 80 local Chinese wind power generators around the manufacturer, SKF have crossed roller bearing with most of them.Mr Stefan Karlsson SKF executives of leading enterprises of Chinese fans, said: "Although China has reached international advanced level leading wind turbine, wind turbines have several years of operating experience, to go through the test of time in the long run, fans of quality problems is the relationship between the nature of the final cost of the problem. domestic wind turbine manufacturer in the measure of costs have a feature often easier to consider only wind turbine manufacturing costs, but it ignores some important aspects, that is, wind power machine throughout its life cycle subsequent running costs in the Chinese market, SKF's main competitors or those who have international background of the imported bearings manufacturers for the domestic wind turbine manufacturers, they are more willing to choose some meet international quality standards. "SKF already has five technology platforms (bearings and units, seals, lubrication systems, mechatronics and services) of the product, this time, SKF Group to bring its quiet operation of wind turbine bearing, separable high bearing cylindrical roller bearings and WindLub centralized automatic lubrication system unveiled three new new State Fair.SKF became known in the field of wind turbine component suppliers in mainland China where most of rotation of the fan unit with all their bearings and other products. In China, SKF bearing company has more than 4,000 employees, more than a dozen manufacturing plants, two services provided by SKF industrial solutions SKF factories and a college. Sales of 5.4 billion yuan last year, the wind energy sector SKF product sales accounted for the proportion of total sales of 5%.
Bearings are in the process of mechanical transmission fixed and reduce the load coefficient of friction components. Can also say that when the other parts in the shaft relative motion, used to reduce friction during power transmission coefficient and holding shaft center position fixed parts. Bearings are one kind of modern machinery and equipment vital components.
2013年10月28日星期一
2013年10月24日星期四
However, in the maintenance or replacement work
Clean the rolling NSK bearings is very important. NSK Bearing ring rolling surface and the rolling elements of the surface roughness is typically 1/10 μm, such a smooth surface of pollutants are very sensitive to damage. A lubricating layer between the rotating surface is generally 0.2 ~ 1 μm, a particle size larger than the lubricant-type impurity will be rolled over the rolling element bearings in the NSK partial pressure produced in steel, fatigue will eventually cause permanent. In addition to this, the external environment in the dust particle size of up to 10 μm, NSK bearings will also cause damage. Therefore, clean dust-free environment for NSK Bearings storage and installation is critical.
????Fully prepared to install
NSK Bearings should carefully using a suitable tool installation and removal. Industry experts estimate that premature failure of NSK Bearings 16 percent of cases are due to incorrect installation. For large installations (for example in the production of the device) is concerned, usually installed strictly controlled conditions, you can use the appropriate NSK bearings installed equipment.
However, in the maintenance or replacement work, the environment is varied. Therefore, to ensure the longest life of NSK ball bearing manufacturer, comprehensive preparatory work on NSK Bearings installation is necessary.
First, the relevant documents, such as drawings, maintenance manuals, brochures and other products require careful study. Next, all NSK Bearings components, such as shafts, the distance ring, cover, washers, etc. must be kept absolutely clean and free from contamination. Adjacent parts of the state should be carefully examined.
Careful installation and removal
According to the different applications and NSK crossed roller bearing size and type, choose the appropriate installation method (mechanical or hydraulic) and tools. Here is the NSK bearings installed some basic principles:
1 Do not install the force applied to the rolling elements, which can easily lead to the rolling element and the contact surface of the seat of local overload, leading to premature failure of NSK bearings.
(2) Do not use any hard tools (such as hammers, screwdrivers, etc.) directly to knock on the surface of the NSK bearings, NSK bearings which can cause breakage or fragmentation rings.
????Fully prepared to install
NSK Bearings should carefully using a suitable tool installation and removal. Industry experts estimate that premature failure of NSK Bearings 16 percent of cases are due to incorrect installation. For large installations (for example in the production of the device) is concerned, usually installed strictly controlled conditions, you can use the appropriate NSK bearings installed equipment.
However, in the maintenance or replacement work, the environment is varied. Therefore, to ensure the longest life of NSK ball bearing manufacturer, comprehensive preparatory work on NSK Bearings installation is necessary.
First, the relevant documents, such as drawings, maintenance manuals, brochures and other products require careful study. Next, all NSK Bearings components, such as shafts, the distance ring, cover, washers, etc. must be kept absolutely clean and free from contamination. Adjacent parts of the state should be carefully examined.
Careful installation and removal
According to the different applications and NSK crossed roller bearing size and type, choose the appropriate installation method (mechanical or hydraulic) and tools. Here is the NSK bearings installed some basic principles:
1 Do not install the force applied to the rolling elements, which can easily lead to the rolling element and the contact surface of the seat of local overload, leading to premature failure of NSK bearings.
(2) Do not use any hard tools (such as hammers, screwdrivers, etc.) directly to knock on the surface of the NSK bearings, NSK bearings which can cause breakage or fragmentation rings.
2013年10月18日星期五
This method for a large amount of retained austenite thick
heat up Method
cross bearing steel quenched martensite by the quenching , a small amount of undissolved carbides and the second about 12 % to 14 % of residual austenite . Quenched martensite and residual austenite is stable organization during tempering martensite decomposition volume contraction of the steel , and the decomposition of the residual austenite volume swell of the steel .
As the tempering temperature increased, the amount of decomposition of the residual austenite increases , the hardness required to ensure the process conditions, an appropriate increase in the tempering temperature , the residual austenite decomposition into the larger specific volume of martensite organizations can work volume increases accordingly , that the relative increase in the outer diameter grinding , using this method can make the bearing ring defects in the normal China bearing manufacturer conditions as scrap parts was saved.
This method for a large amount of retained austenite thick , heavy workpieces ( especially for self-aligning roller bearings ) effect was significant. The actual production of different specifications, different sizes, different thicknesses of parts developed different tempering process , to ensure the hardness and deformation under the premise that organizational change sufficiently to produce large rose -shaped , with a corresponding increase in the amount of grinding , save waste .
Three chemical deposition method
For dimensional tolerances beyond the design standard bearing parts , chemical deposition method can be used to save . The principle of chemical deposition through a variety of chemical raw materials of the chemical reaction of the surface of the part evenly certain thickness of metal coating , by attaching the metal layer and tempered to ensure hardness of the original parts and mechanical performance of the same . Chemical deposition only increased the size of the parts , without changing the shape of the part tolerances , the tolerance for dimensional tolerances of parts , by chemical deposition is an effective way to save , at present , the maximum thickness of up to about 0.1mm unilateral deposition .
cross bearing steel quenched martensite by the quenching , a small amount of undissolved carbides and the second about 12 % to 14 % of residual austenite . Quenched martensite and residual austenite is stable organization during tempering martensite decomposition volume contraction of the steel , and the decomposition of the residual austenite volume swell of the steel .
As the tempering temperature increased, the amount of decomposition of the residual austenite increases , the hardness required to ensure the process conditions, an appropriate increase in the tempering temperature , the residual austenite decomposition into the larger specific volume of martensite organizations can work volume increases accordingly , that the relative increase in the outer diameter grinding , using this method can make the bearing ring defects in the normal China bearing manufacturer conditions as scrap parts was saved.
This method for a large amount of retained austenite thick , heavy workpieces ( especially for self-aligning roller bearings ) effect was significant. The actual production of different specifications, different sizes, different thicknesses of parts developed different tempering process , to ensure the hardness and deformation under the premise that organizational change sufficiently to produce large rose -shaped , with a corresponding increase in the amount of grinding , save waste .
Three chemical deposition method
For dimensional tolerances beyond the design standard bearing parts , chemical deposition method can be used to save . The principle of chemical deposition through a variety of chemical raw materials of the chemical reaction of the surface of the part evenly certain thickness of metal coating , by attaching the metal layer and tempered to ensure hardness of the original parts and mechanical performance of the same . Chemical deposition only increased the size of the parts , without changing the shape of the part tolerances , the tolerance for dimensional tolerances of parts , by chemical deposition is an effective way to save , at present , the maximum thickness of up to about 0.1mm unilateral deposition .
2013年10月16日星期三
including for high-performance green building design
Northeast Asia, SKF roller bearing : SKF distribution center in Northeast Asia to start buildingSKF bearings sales center in Northeast Asia, SKF (SKF) in the northeastern part of Shanghai Waigaoqiao Free Trade Zone opened a new distribution center to start building. SKF start building distribution center in Northeast Asia marks, SKF Northeast Asia Pacific region initially built a global network, then, China and the entire Asia-Pacific region will be achieved within a shorter delivery time better delivery rate.
SKF Northeast Asian distribution center, located in the Waigaoqiao Free Trade Zone in northern Haidong, with a total investment of about 100 million kronor. Will be fully bearing catalogue in 2013. SKF has a distribution center in Northeast Asia 30-meter automated storage and retrieval systems (ASRS) automatic storage center. SKF to open distribution center in Northeast Asia is also under construction LEED standards (LEED standards established by the U.S. Green Building Council, including for high-performance green building design, construction and operation of a series of rating system) for construction, SKF distribution center in Northeast Asia will Be SKF (SKF) first energy and environmental Design certification under (LEED) gold standards for the construction of warehousing center. 2011, SKF in the world with 11 meet LEED standards for construction projects started.LEED standard SKF distribution center in Northeast Asia, but also to strengthen SKF SKF's long-term commitment to environmental sustainability, which is also reflected in the SKF SKF recently implemented angular contact ball bearing zero (BeyondZero) strategies. SKF has a distribution center in Northeast Asia Logistics Group is the world's best methods of operation and the most advanced logistics infrastructure to better support the SKF Northeast Asia, dealers and customers, and with it, SKF will be shorter delivery cargo delivery period to achieve a better rate. SKF Northeast Asian distribution center will serve the entire northeast region, becoming SKF in North America, Latin America, Europe and Asia, which consists of regional distribution centers as part of a global network
SKF Northeast Asian distribution center, located in the Waigaoqiao Free Trade Zone in northern Haidong, with a total investment of about 100 million kronor. Will be fully bearing catalogue in 2013. SKF has a distribution center in Northeast Asia 30-meter automated storage and retrieval systems (ASRS) automatic storage center. SKF to open distribution center in Northeast Asia is also under construction LEED standards (LEED standards established by the U.S. Green Building Council, including for high-performance green building design, construction and operation of a series of rating system) for construction, SKF distribution center in Northeast Asia will Be SKF (SKF) first energy and environmental Design certification under (LEED) gold standards for the construction of warehousing center. 2011, SKF in the world with 11 meet LEED standards for construction projects started.LEED standard SKF distribution center in Northeast Asia, but also to strengthen SKF SKF's long-term commitment to environmental sustainability, which is also reflected in the SKF SKF recently implemented angular contact ball bearing zero (BeyondZero) strategies. SKF has a distribution center in Northeast Asia Logistics Group is the world's best methods of operation and the most advanced logistics infrastructure to better support the SKF Northeast Asia, dealers and customers, and with it, SKF will be shorter delivery cargo delivery period to achieve a better rate. SKF Northeast Asian distribution center will serve the entire northeast region, becoming SKF in North America, Latin America, Europe and Asia, which consists of regional distribution centers as part of a global network
2013年10月12日星期六
SKF acquired General Bearing Co., Ltd. (GBC)
weden SKF taper roller bearing Group acquired the U.S. GBC According to aspects of SKF bearings distributor in China, the world's leading bearings, seals, mechatronics, services and lubrication systems suppliers - Swedish SKF Group in February 13, 2012 announced a $ 125 million acquisition of New York-based GBC bearing manufacturer (General Bearing Co., Ltd.). Acquisition (GBC) General Bearing Company in full compliance with SKF (SKF) use other brand product lines complement development strategy to further strengthen SKF (SKF) brand in other areas not covered by the market growth.I am honored to be joining SKF Group expects will be able to accelerate the profitable growth of the bearing business, we emphasize the economic benefits of overseas production, General Bearing Corporation (GBC) in China's successful track record will make the SKF Group unleashed, can Help SKF better serve these important markets. "General Bearing Co., Ltd. (GBC), Mr. Chairman and CEO David Gussack talked about in this acquisition General Bearing Co., Ltd. will serve as SKF (SKF), a subsidiary of the Group to continue to operate independently. SKF acquired General Bearing Co., Ltd. (GBC), whose main brand is General and Hyatt, General Bearing Company, under the leadership of Mr. David Gussack use of their factories in China for the U.S. automotive market and heavy marketing services, business development quite successful .
SKF distributor in China with your look (GBC) General Bearing Company: GBC was established in 1955, headquartered in the United States (West Nyack); in China has four factories: where a ball bearing factory, two home tapered roller bearings factories and a precision roller factory; total 1,750 employees, of which the United States 140, China 1,610 names; 2011 period, GBC expected sales of about $ 155 million, and its operating margin and Skye Rover Group considerably. General Bearing Corporation (GBC) focus on its service industry supporting customers (OEM) and end-user capabilities, especially in trucks, trailers, automotive and industrial markets.
SKF distributor in China with your look (GBC) General Bearing Company: GBC was established in 1955, headquartered in the United States (West Nyack); in China has four factories: where a ball bearing factory, two home tapered roller bearings factories and a precision roller factory; total 1,750 employees, of which the United States 140, China 1,610 names; 2011 period, GBC expected sales of about $ 155 million, and its operating margin and Skye Rover Group considerably. General Bearing Corporation (GBC) focus on its service industry supporting customers (OEM) and end-user capabilities, especially in trucks, trailers, automotive and industrial markets.
2013年10月9日星期三
Hunan Timken Company general manager
Hunan Xiangtan city leaders to guide the work of Timken CompanyTIMKEN TIMKEN roller bearing Company China Limited Hunan Xiangtan municipal leaders 2010.04.30 Tao , deputy inspector of new water Deputy Minister , Office Yuan Xihui City Code , City Code Office deputy researcher Wu Ming and other city leaders to Hunan Xiangtan Timken company guidance . Hunan Timken Company general manager , Mr. James Ai Gete water to guide the work of the new pottery reported Hunan TIMKEN COMPANY , and government leaders attach importance to and guide the company deeply grateful. Xiangtan City , Hunan Leading Tao fresh water to guide the work of Timken Company , said: "The government will be great support from the policy , the working group at any time improve coordination of services , the company provides a good investment environment . Provide good service for the enterprise , and effectively solve problems for them . "About Timken Company in Hunan : Hunan Timken China bearing manufacturer Company is the world's largest earlier this year by the United States, one bearing manufacturer Timken Company and Xiangtan Electric Manufacturing Co., Ltd. joint venture , mainly the production of large wind turbine drive spindle Timken bearings , located in Xiangtan high-tech Zone industrial Park in Germany , is the Timken in China 's first six plants. (Timken bearings distributor in China Editor )
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