How to determine whether SKF bearings should be replaced

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Specific method to judge whether imported bearings shall repair the imported bearings have been full advantage of imminent destruction appears specific judgments as follows:
1) the use of imported bearings working condition monitoring instruments
Such as iron spectrometer or SPM or I-ID-1 type the imported bearings work status monitoring instruments to determine the the imported bearings working condition and determine when the imported bearings in the repair, which is the most convenient and reliable method.china ball bearing
For example, when using the HD-1 instrument pointer by warning area close to the danger zone, improve lubrication and other measures taken pointer did not return, you can ascertain the imported bearings, have not yet entered the danger can take advantage District will import bearing repair. Exactly how far away from the danger zone to start repair by Experience adjustments.
With this instrument, you can take full advantage of the potential of imported bearings work, timely repair of the imported bearings, and to avoid a failure occurs, it is safe and economical.
2) the use of simple tools listener
Occasio ns do not have the instruments, the operator can be hand-held rod or wrench and other tools are inconsistent with the closest imports bearing parts of the machine casing, the the listening ear ashamed tools of imports coming from the tool bearing operating sound, of course, the use of medical stethoscope modified can also be.
The normal import bearings operating sound should be uniform, smooth strident voice, rather than the normal import bearings operating sound there are a variety of intermittent, shock or shrill sound. First to get used to the normal operation of imported bearings sound, and then will be able to grasp the judgment is not normal import bearings operating sound, and then through the accumulation of practical experience, and further analyze what s not normal sound corresponding to the import of what bearing does normal phenomenon. Many imported bearing abnormal sound category, it is difficult to explain in words, mainly by the accumulation of experience .high speed bearings