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Non-standard bearing torque, load and life associated with lubrication?
by:Waxing
2020-11-15
Non-standard bearing torque, load and life associated with lubrication?
Source: bearing | last updated: - 2020
09 -
09 non-standard bearing torque, load and life of non-standard bearing torque, load and life 1.
Make the start torque of non-standard bearing ring or the washer relative to other fixed rings or washers began to rotate the required torque.
2.
Rotating moment when a non-standard bearing ring or washer rotates, prevent another ring or washer movement required torque.
3.
Radial load acting on the vertical axis direction of non-standard bearing load.
4.
Axial load effect parallel non-standard bearing axis direction of the load.
5.
Static load when the non-standard bearing ring or the washer relative rotation speed is equal to zero,
The centripetal thrust or non-standard bearing)
Or when no movement in the rolling direction rolling components (
Linear non-standard bearings)
, the effect on the non-standard bearing load.
6.
Dynamic load when the non-standard bearing ring or the washer relative rotation (
The centripetal thrust or non-standard bearing)
Or when the rolling elements in rolling direction (
Linear non-standard bearings)
, the effect on the non-standard bearing load.
7.
The theory of the equivalent load calculation load using general terms, on certain occasions, non-standard bearings under the effect of the theory of load as under the actual load.
8.
The radial (
The axial)
Basic static load rating and rolling element and raceway total permanent deformation of the corresponding radial static load (
Axial static load center)
。
If under zero load, the roller and raceway (
Non-standard roller bearing)
For or assumption for normal bus (
All contact)
, under the maximum contact stress, the rolling element and raceway contact point of total permanent deformation of roll diameter of 0.
0001 times.
For single row angular contact non-standard bearings, radial load rating for the cause of non-standard bearing ring each other purely radial displacement of the load of the radial component.
9.
The radial (
The axial)
The basic dynamic load constant radial load rating (
The center of the constant axial load)
, under the load, the scroll of non-standard bearing theory basic rated life can withstand 1 million RPM.
For single row angular contact non-standard bearings, the radial load rating for the cause of non-standard bearing ring each other purely radial displacement of the load weight.
10.
Life (
Refers to a set of non-standard bearing)
Non-standard bearing a ring or a washer or a rolling element material fatigue before expansion appeared for the first time, a ring or a washer relative to another ring or a washer revolutions.
Life can also be used in a given constant speed operation hours.
11.
Reliability (
The non-standard bearing life)
In the same condition of running a set of nearly the same rolling non-standard bearing expect to reach or exceed a specified life of the percentage of non-standard bearings.
A set of non-standard bearing reliability for this non-standard bearing reach or exceed the prescribed life probability.
12.
Rated life with a radial or axial basic dynamic load rating basic dynamic load rating based life prediction.
Lubrication of non-standard bearings, oil paint, the more the better?
Lubrication of non-standard bearings, grease coating, the better, the more it is a common mistake.
Bearing and bearing indoor excessive grease will cause excessive oil mixing, resulting in a high temperature.
The number of rolling bearing lubricant filling with full of bearing internal space 1/2 ~ 1/3 advisable, high speed should be reduced to one-third.
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