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introduction： 1.Raceway sound The raceway sound is due toNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]When rotating, the rolling element rolls in the raceway and generates a smooth and continuous noise，Only when its sound pressure level or tone pole
2014-12-13 Reading quantity 1730
introduction：Give in useNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]Strong impact，It causes scars and indentation，Became the cause of the accident。In severe cases，Common fissure、Severance，So you have to pay attention。Avoid using existing workNTNbearing[NT
2014-12-13 Reading quantity 1700
introduction：NTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]At work，Due to external or internal factors，Change the original fit gap，Precision reduction，Even cause“Bite to death”This is called clearance change failure。External factors such as excessive interference，Install not
2014-12-12 Reading quantity 1707
introduction：Measuring shafts and bearings[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。]Size of seat hole，To determine the accuracy of their coordination，The matching requirements are：Interference fit between inner ring and shaft，Magnitude of interference0～+4 um(Light load、High precision0In the case of)；Outer ring and bearing[bearing:bearing（“Bearing”，Japanese person“
2014-12-12 Reading quantity 1646
introduction： In order to improveNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]Actual fitting accuracy during installation，Must not be usedNTNbearing[NTNbearing:NTN A variety of bearing products，
2014-12-12 Reading quantity 1704
introduction：rollNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]The service life and reliability are largely related toNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 High precision machining and inspection technology in micrometers
2014-12-12 Reading quantity 1742
introduction：In theoryNTNImported bearing[Imported bearing:Simply put, the import bearing agent refers to the sale of an imported bearing brand。The main brands of imported bearings arenskbearing，ikobearing，fagbearing，Of good quality，Of course, the price is not cheap。]The service life of the rolling bearing in the centrifugal pump is20000~80000Hour (s)，however，The actual lifespan depends on many factors——Premature bearing failure can lead to costly equipment downtime，Sometimes it can even lead to more serious consequences。satisfactoryNTNImported bearing[Imported bearing:Simply put, imported bearing agent refers to engaging in a
2014-12-12 Reading quantity 1760
introduction：NTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]Corrosion is caused by various internal and external factors，In summary, there are mainly：1、Bearing metal surface finish degree(Oxygen concentration difference battery corrosion)。 2、Bearing metal material itself
2014-12-12 Reading quantity 1692
introduction：NTNImported bearing[Imported bearing:Simply put, the import bearing agent refers to the sale of an imported bearing brand。The main brands of imported bearings arenskbearing，ikobearing，fagbearing，Of good quality，Of course, the price is not cheap。]After installation，To check that the installation is correct，An operational check is required。Small machines can be turned by hand，To make sure the rotation is smooth。Check items for foreign bodies、scar、Poor operation due to indentation，Due to poor installation，The torque caused by poor machining of the mounting seat is unstable，Because the clearance is too small、Installation error、Seal friction caused by excessive torque and so on。
2014-12-11 Reading quantity 1684
introduction：What isNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 It is produced by high-precision machining and testing technology in micrometers，From the requirements of both high performance and low cost of ordinary household appliances，Aerospace rockets that can still perform their bearing functions normally in harsh working environments are required， NTN Bearings in all walks of life、Lay the foundation for the development of machinery for various purposes]Friction torque of？For example, the inlet is selected according to its friction torqueNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 High precision machining in micrometers
2014-12-11 Reading quantity 1658
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