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introduction：The following three marking methods are prescribed for rolling bearings，namely： a.Mechanical processb.electroetchingc.Chemical method The chemical method is only suitable for a small number of test products；Write the gap group code and precision level code；And the supplementary code and mark of multiple bearing in pairs。
2017-03-13 Reading quantity 80
introduction：Formed by heat treatment production Waste water 、 Exhaust gas 、Waste salt、dust、Noise and electromagnetic radiation will be corrected environment Cause pollution。heat-treated environment Pollution problem，Carry out clean Heat treatment（Or green heat treatment）It is one of the directions of the development of heat treatment technology in developed countries。for...
2017-03-13 Reading quantity 75
introduction：Life of rolling bearing，Refers to the fatigue life of the bearing。As far as batch bearings are concerned，The life span is discrete，But the life distribution follows the parameter Weibull distribution。the90%The life that the bearing can achieve is defined as the bearing life，It can also be considered that the reliability of the bearing is90%。therefore，The higher the bearing reliability，Life span...
2017-03-13 Reading quantity 76
introduction：In order to make the above material factors that affect the bearing life in the best condition，First, it is necessary to control the original structure of the steel before quenching，The technical measures that can be taken are：hyperthermia(1050℃)Austenitic cooling speed630℃Pseudo-eutectoid fine pearlite structure was obtained by isothermal normalizing，Or so cold420℃Isothermal treatment...
2017-03-13 Reading quantity 71
introduction：Rolling bearing work to what state into the repair is best，This should be judged from the damage law and characteristics of the bearing。Damage to the most used small and medium-sized bearings，It is usually dominated by fatigue and excessive wear of the ring or rolling element。When the bearing rolling surface enters the third stage of wear，Or pitting and peeling have occurred，The bearing will quickly tend to fail，At this time, the damage to the raceway surface has been very serious，Difficult to repair，Or has lost repair value。
2017-03-13 Reading quantity 68
introduction：Bearing with irregular outer packing or no outer packing，As small as a few dollars a set，Large to three、Four thousand yuan for a set。These bearings are exposed on the shelves，In addition, the temperature of the warehouse is higher，The butter originally applied to the bearing for lubrication and maintenance has dried，This accelerates the bearing rust，It will affect our production...
2017-03-13 Reading quantity 69
introduction：Cracking is one of the problems that trouble bearing quality，The defect fracture is the main form of ring fracture，The main reason is the raw material itself or improper production operation，The device cannot run properly。
2017-03-13 Reading quantity 70
introduction：one、INAEconomic benefits of bearing repair Generally speaking，INAThe varieties of bearings are few，Large quantity，The price of a single bearing is high，Or bearing structure is simple。Large size，The lower the cost of repair，The higher the economic efficiency。In addition，rightINARunning of bearing Monitor the situation，In a planned way...
2017-03-13 Reading quantity 82
introduction：Under normal working and environmental conditions，Grease is possible“Lifetime lubrication”。If under high load conditions（speed、temperature、load），The grease must be replaced regularly。To replace the grease，It is necessary to set up the supply and removal of grease pipes and collect the used grease collector。For short...
2017-03-13 Reading quantity 73
introduction：1.The oil film should be able to enter the friction surface smoothly。 2.Oil should enter the bearing from the non-bearing surface area。 3.Do not open the full ring oil groove in the middle of the bearing。 4.shingle，Drain the joint。 5.Make the oil ring feed sufficiently reliable。
2017-03-13 Reading quantity 89
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