Precision bearings according to ISO grading standards are divided into: P0, P6, P5, P4, P2. Rank higher in turn, where P0 is the general accuracy, other grades are precision level. Of course, different classification standards, different types of bearings, their classification method somewhat different, but the meaning is to the. The use of performance requirements of precision bearings rotating body with high runout accuracy, high-speed rotation and small changes in friction and friction.
2013年12月30日星期一
exhibitors philosophy is Your Real Partner.
exhibitors philosophy is Your Real Partner.", The ever-changing business environment also affects the manufacturing sector , in this context , always take " adhere to the support of customers' products become true partners in the creation of the target , to provide customers with exceptional service and solutions "determination to work . Deal turbocharger bearings with customers face in the production and development problems ,professional expertise in the practical application of engineering consultants will utilize comprehensive technical strength bearings and precision machine products , and dedication to customers exact appropriate advice and solutions.
Bearings, ball screws , linear guides , spindle and products , is the core of the machine components. is the only one able to complete a full five major parts production and development of manufacturers. With strong comprehensive technical strength is based on our detailed sales and services to meet the comprehensive needs of customers.
Precision Co., Ltd. business across the development, design, production, sales and after-sales market , constructed in 28 countries worldwide , more than 200 base network , quickly and accurately correspond to the diverse needs of customers around the world , providing them with the problem solution. Henceforth , NSK will continue to lead the world in a comprehensive technical strength and service capabilities in response to customer expectations.
2013年12月26日星期四
city and district government attaches great importance
Yesterday, Mayor Zhang Xiao Lian , respectively, met in Hangzhou, Huang Mingsheng , Zhaoyong De , Chen Jun , Zhejiang and other business people . Vice Mayor Zhangshao Liang attended the meeting.
During the meeting with the general manager Huang Mingsheng Dawn Holding Group Co. , ZhangXiaoLian said Shuguang Group to invest in Harbin cottage area , attract more enterprises to participate in Harbin implementation of the " Southern Extension" strategy bearing ball has the leading role. He hopes to continue to Harbin Shuguang Group as a key area of ??strategic development , expand machine tool spindle investment in Kazakhstan. City and district authorities will continue to improve services to support the dawn of our projects, and promote their healthy development.
During his meeting with vice president of Zhejiang Jianli Group赵永德, ZhangXiaoLian said on Powerlifting Group's investment in the development of Kazakhstan , city and district government attaches great importance . Harbin will take further measures to provide investors with better production and living environment and more detailed service .
2013年12月21日星期六
professional sales agents bearings
bearings distributor, professional sales agents bearings, bearings provide customers with quality products that help companies reduce costs, improve economic efficiency and othertapered bearing supplier of business has made tremendous contributions. We learned from the distributor of screw support machine part , developed to achieve " world's largest " load capacity of angular contact ball bearings and machine tools as bearing series of product supply .
Here we follow distributor, to understand the mechanism and characteristics of the angular contact ball insert ball bearing : row angular contact ball bearings ball through increased size and maximizing the number of balls , improve the load capacity and rigidity , longer product life , because with both sides sealed , so no installation bearing cleaning , and lubricating plus oil processes. In addition, the pre- sealed bearings have a long life oil , no way to add fat . Moreover, the mounting bolt holes located in the outer ring , bearing box is easy to install . Since the sealing lip and the improvement it can only result in increased friction loss torque .
2013年12月17日星期二
double row tapered roller bearing
Environmental protection is one of today's society a constant topic today,bearings distributor in China and introduce you to the future SKF technology environmental protection. in the maintenance and operational experience in the field helps to make existing operations more streamlined and efficient, and applied to the new design and the concept of alternative energy sources such as theexpertiseBearing life testing machine and technology is more regarded as extraordinary.
in the wind and other renewable energy sources has extensive experience in the field. For example, an innovative series of Nautilus bearing solutions enable wind turbine manufacturers to abandon the spindle, thereby reducing the weight of the generator, reducing size and friction, ultimately increase this clean, renewable energy production. SKF bearings, seals and lubrication systems also help extend the life of solar energy equipment, particularly in harsh environments and extreme double row tapered roller bearing temperatures. actuators and control unit helps to make the building self-regulating system blinds warmer in winter, cooler in summer. Such a system equipped with products can reduce HVAC (HVAC) Energy consumption: 30-35% decrease in winter, summer reduced by half.
Transportation is the use of new technology to improve the environment a key. integrated components (from the engine and gearbox to the final drive and wheel) to reduce friction and reduce weight, thereby helping to reduce vehicle fuel consumption future. For example, for the final drive pinion unit of SKF hybrid can reduce carbon dioxide emissions per kilometer 3 g. In the airline industry applications, adopt a strong and lightweight titanium and other advanced materials integrated components, and the use of wire flight control system, helps to reduce weight and improve fuel efficiency.
2013年12月9日星期一
when a car at a red light on
Valeo Group I - STARS stop-start system is mainly used for manual and automatic transmissions, to help them acquire new diesel engine series, electronic HDi, like Citroen and Peugeot brands on both applications. For example, when a car at a red light on, the system will automatically cut off the car engine, and make speed dropped to 8km / h, so making the car to reduce carbon dioxide emissions, further reducing fuel consumption. The surface profile measurement at Valeo provides a powerful, accurate, reproducible and durable magnetic field has the potential to control unit receives the shaft, so that the system stops and restarts smoothly at the right time positioning data engine.
F Bearing Group Automotive Division at this time, Mr. President Tryggve Sthen signed a contract with Valeo spoke: "We are very pleased to cooperate with Valeo, the use of our engineering knowledge, we develop solutions to support its innovation and patented stop-start system requirements of the new technologies in the industry, we continue to develop new information, to meet these requirements. About Valeo: Valeo is an independent international industrial group, is fully committed to the design, production and sales of cars and trucks parts, integrated systems and modules, while CNC machine tools the supply of the host support and after-sales service market. Valeo ranks among the world's leading automotive suppliers, the Group Executive Finance healthy growth strategy in order to achieve sustainable development. In 2007, Valeo Group posted sales of 9.7 billion euros. Valeo Group currently has a total of 28 countries around the world 122 plants, 61 research and development centers and employs 59,676 people
2013年12月5日星期四
In some special operating conditions
In some special operating conditions , deep groove ball bearings can be obtained in a longer life of traditional computing, especially under light load conditions . These special operating conditions is that when the rolling surface ( track and rolling elements ) are effectively separated and limit pollutants may cause damage to the surface of a lubricant film . In fact, under ideal conditions , the so-called permanent KOYO bearing life is possible.
Rolling of life in revolutions ( or hours to work under a certain speed ) , definition: KOYO bearings within this life , should occur initial fatigue damage ( spalling or defect ) any bearing turbocharger bearings on their laps or rolling . However, both in laboratory tests or in actual use , can be clearly seen , the same appearance under the same operating conditions of the bearing , the actual life different. There are also a number of different definitions of deep groove ball bearings , " life " , one of which the so-called " working life ", which represents the actual life of a bearing damage can be achieved before by wear, damage is usually not caused by the fatigue , but is caused by wear and tear , corrosion, seal damage and Bearing life testing machine other reasons .
By mechanical means of the metal surface layer is plastically deformed to form a high hardness and high strength hardened layer , the surface strengthening method called surface deformation strengthening , also called hardening . Including blasting , sandblasting, cold extrusion, rolling, cold- milled and shock , explosion shock processing and so on. Features deep groove ball bearings of these methods are: strengthening layer increased dislocation density , sub- crystal structure refinement, making it the hardness and strength increased , the surface roughness value decreases, the surface can significantly improve the fatigue strength of parts and reduce fatigue notch sensitivity. This enhanced process is simple , the effect is significant , there is no clear boundaries between the hardened layer and the substrate , the structure of a coherent , easy to fall off in use. Most of the methods which have been applied in the bearing industry : rolling surface is applied to strengthen the impact of these methods , precision ferrule RCC has become a new and enhanced processing methods .
2013年12月2日星期一
Method to distinguish between true and false bearin
Bearing face how directly determines the appearance of his authenticity. Sweden check the original astigmatism lamp should be , bearing appearance. Cracked bearing paired tapered bearing marks and other parts of careful observation . Here to share with everyone one we should check those sections.
Cage riveted or welded quality , position welding is correct , solder joint bearing too large or too small, the main observation rivet head is offset. Skewed. Relaxation . Lack of meat or " double eyelid ', whether welded needle roller bearings strong or welding caused by excessive stuck rolling phenomenon is China Bearing more than a few of our original focus on checking in check *** in addition, such as typing poor quality , defective should be considered , such as illegible . damaged , in addition to the examination of part of the Luoyang Bearing Factory , so the real in appearance but also can be seen , the above is just hoping to help those who are planning to buy *** friend.
Shiny, just like the hand rub can paired angular contact ball bearing fall colors the same. Now the production has a very small box All the letters are arranged densely style box body . There are also fake packaging good . So just from the packaging point of view, but also jeopardy . See the packaging is usually clear or fuzzy , odor and anti-rust oil bearing packaging , as well as processing technology is fine, stenciled lettering is clear, from the material point of view, generally do not see any difference , and some low-quality fake hair black material , but can not be generalized . But now the technology are high imitation goods , and cottage cell phones, even if you know which side to identify, but non-professionals have a few years of Daoxing not see .
Use oil-lubricated bearings *** in addition to the old oil spilled . If you can, should and then poured fresh oil and let the machine at low speed rotation of a few minutes. Residual oil to collect as much as possible contaminants , and then spilled addition to the oil . Note : Before using the best oil first by filtration.
The use of grease -lubricated bearings in the replacement *** grease used in addition to Joe should avoid physical contact with cotton *** bearing angle to any site. Because these residual fibers may be wedged in between the rolling elements and cause damage , especially small bearing applications should pay more attention this issue.
Cage riveted or welded quality , position welding is correct , solder joint bearing too large or too small, the main observation rivet head is offset. Skewed. Relaxation . Lack of meat or " double eyelid ', whether welded needle roller bearings strong or welding caused by excessive stuck rolling phenomenon is China Bearing more than a few of our original focus on checking in check *** in addition, such as typing poor quality , defective should be considered , such as illegible . damaged , in addition to the examination of part of the Luoyang Bearing Factory , so the real in appearance but also can be seen , the above is just hoping to help those who are planning to buy *** friend.
Shiny, just like the hand rub can paired angular contact ball bearing fall colors the same. Now the production has a very small box All the letters are arranged densely style box body . There are also fake packaging good . So just from the packaging point of view, but also jeopardy . See the packaging is usually clear or fuzzy , odor and anti-rust oil bearing packaging , as well as processing technology is fine, stenciled lettering is clear, from the material point of view, generally do not see any difference , and some low-quality fake hair black material , but can not be generalized . But now the technology are high imitation goods , and cottage cell phones, even if you know which side to identify, but non-professionals have a few years of Daoxing not see .
Use oil-lubricated bearings *** in addition to the old oil spilled . If you can, should and then poured fresh oil and let the machine at low speed rotation of a few minutes. Residual oil to collect as much as possible contaminants , and then spilled addition to the oil . Note : Before using the best oil first by filtration.
The use of grease -lubricated bearings in the replacement *** grease used in addition to Joe should avoid physical contact with cotton *** bearing angle to any site. Because these residual fibers may be wedged in between the rolling elements and cause damage , especially small bearing applications should pay more attention this issue.
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