PRODUCT
Bearing 6203: byd top rubber bearings how to get it
by:Waxing
2020-11-12
At this point directly on the power spectrum can not only clear bearing fault characteristic frequency and the frequency doubling, if damage points alternately into the load zone, also can see obvious beside the fault characteristic frequency modulation frequency.
Reduce the loose moving cone, mesh serious breakage caused a large number of fine wire into the lubricating oil system: a large number of fine mesh wire as lubricating oil pours into between shaft and bush.
Sample is in power, big and small difference, the first of the whole shafting were measured, examination, compare the factory data, found no significant deviation, V, the batteries in that capacity not neat, suppliers that the product has a long history, various test parameters conform to the requirements, not stern bearing products quality problem.
Gear box bearing chamber wear reasons: bearing chamber the reason is mainly due to the bad working conditions, in the process of long-term operation, the bearing chamber surface bearing outer ring of the extrusion pressure and the effect of compound mechanical force, a deformation.
Or two bearings used interchangeably, all burn grain of rolling element bearing, given the rule, steel mills summary: is the cause of grain of rolling element bearing force at work much and would not burn bearing roller, grain of rolling element bearing work stress of roller bearing caused by frequent online less damage.
For certain annealing softening hard alloy steel, the quenching (
Or normalizing)
Often used after high temperature tempering, the carbides in the steel appropriate gathered themselves together, and will reduce hardness, and cutting.
Bearing fatigue damage was caused by alternating the oil film pressure, the main chemical composition (table outer ring
The mass fraction)
(
%)
Metallographic examination first, macroscopic observation.
Sauvy carbon nano polymer materials, the material is a kind of high temperature resistance, strong corrosion resistance and can be machined metal repair after curing, protection composite material, this material has a good bonding power and mechanical performance, after curing not only its own strength and hardness as metal, also have rolled back, can absorb the impact of vibration equipment, can meet the equipment in operation under various complex requirements.
To prevent hotbox, prevent aging oil itself, in order to make the bearing function well, first of all, to choose suitable for conditions of use, the purpose of lubrication method.
Then, bearing kurtosis value began falling fast, and is close to normal, and significant increase in vibration and noise, it began to accelerate, increasing when vibration exceeds standard (
Such as ISO specification)
Its bearing kurtosis value also began to increase rapidly, when both beyond specification, vibration and kurtosis value is beyond normal,
Available kurtosis relative standard)
When that has entered the late bearing fault, should be timely maintenance equipment, replace the bearing.
Can lead to unexpected accident, cone bearing bearing induction heater installed with conical hole bearing, its most circle in the form of an interference fit to install.
In addition, the fuel tank must be suspended in the thermometer, in order to strictly control the temperature of the oil, if set, may be set too slow, bearing has cooled, or hand not bearing the equality.
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