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introduction：Electric machine（English：Electric machinery，colloquially“motor”）It refers to an electromagnetic device that converts or transmits electrical energy according to the law of electromagnetic induction。 The motor uses letters in the circuitM（Old standardD）expression，Its main function is to generate driving torque，As a power source for electrical appliances or various machinery，The generator uses letters in the circuitGexpression，Its main function is to convert electrical energy into mechanical energy。 Classification of motors： 1.Divided by the type of working power supply：Can be divided into DC motor and AC motor。 1）Dc motor can be divided according to structure and working principle：Brushless DC motor and brushless DC motor。 Brush DC motor can be divided：Permanent magnet DC motor and electromagnetic DC motor。 Electromagnetic DC motor division：Series excitation DC motor、Shunt DC motor、Separately excited DC motor and compound DC motor。 Permanent magnet DC motor division：Rare earth permanent magnet DC motor、Fer
2017-08-16 Reading quantity 180
introduction：NMRV50Reducer yesNMRVWorm gear reducer product model。 RVWorm gear reducers are available with a dedicated front-loading typePCThe helical gear reduction modules are combined to form an integral worm gear reducerPCRV，And it only lengthens the length of the reducer，Not changeRVReducer in its original form（The input is at right angles to the output）。PCRVThe transmission ratio isPCandRVThe product of the transmission ratio，By this combination，recoverableRVThe transmission ratio of the basic model is extended to：i=72.6—300The scope of。 Products in accordance with national standardsGB10085-88Based on worm wheel parameters，Absorb the most advanced technology at home and abroad，Something entirely new“Square box type”External structure，Box appearance，Made of high quality aluminum alloy。
2017-08-15 Reading quantity 184
introduction：In the reducer family，ROCHEPlanetary reducerBecause of its small size，High transmission efficiency，Wide deceleration range，The accuracy is much higher，It is widely used in servo、step-by-step、Dc and other transmission systems。Its role is to ensure the premise of precision transmission，It is mainly used to reduce speed, increase torque and reduce load/The moment of inertia ratio of the motor。In the last few years，Some users are using the reducer，Due to illegal installation and other human factors，Causing the output shaft of the reducer to break，The enterprise suffered unnecessary losses。therefore，In order to better help the majority of users to use the reducer，Explain to you in detail how to properly install the planetary reducer。 Correct installation，Use and maintain reducer，It is an important link to ensure the normal operation of mechanical equipment。therefore，When installing a planetary reducer，Please strictly follow the installation and use instructions below，Assemble and use carefully。
2017-08-15 Reading quantity 182
introduction： one、Poor lubrication( Account for about50％)According to a survey，Poor lubrication is caused by imported bearings[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。]One of the main causes of premature damage。The main reasons include：Improper selection of lubricant or lubricating oil，Failure to fill lubricant or lubricating oil in time；The lubricant or lubricating oil is not filled properly；And so on。Suggestion：Choose the right lubricant or lube，Use the correct lubrication filling method，At regular intervals
2015-01-30 Reading quantity 1902
introduction：First put the disassemblyNTNbearing[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]Rinse in gasoline，Wipe the mud and dust remaining on the angular contact ball bearing，All rusty bearings are gently wiped and polished with metallographic sandpaper，Until there is no rough feeling in the hand
2015-01-30 Reading quantity 1841
introduction： 1.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]The fit and clearance dueNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 micron
2015-01-30 Reading quantity 1857
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]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、Caused by indentation
2015-01-30 Reading quantity 1815
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]As one of the imported bearings，In the normal course of operation，How to do it in moderationNTNbearing[NTNbearing:NTN A variety of bearing products，therefore 0.01 In micrometers
2015-01-25 Reading quantity 1666
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]The correct use is to reduce bearing failure、Reliable guarantee for extended bearing life，Its contents include correct installation and proper lubrication。The following describes the use requirements and common faults of bearings、injure。
2015-01-22 Reading quantity 1751
introduction：causeNTNbearing[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。]The main reasons for overheating are as follows：（1）NTNBearing has been damaged，Should be replaced immediately。（2）NTNBearing grease is too low、Excessive or iron filings and other impurities。The capacity of bearing grease shall not exceed the total volume70％，Impurities should be replaced。（
2015-01-22 Reading quantity 1731
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