PRODUCT
TIMKEN bearing import regularly check to affect service life
by:Waxing
2020-10-11
Imported bearing has rated life value, this is each bearing in the factory should have some parameters, but also face the rated lead to shorten the life of some external factors, therefore there will be a how to effectively prolong bearing used methods and measures.
1, the installation of the bearings bearing installation is correct, affects the precision, life and performance.
Therefore, design and installation of assembly department for TIMKEN bearing to fully research.
Hope to work in accordance with the standards for installation.
Operation standard project usually is as follows: (
1)
Clean the bearing and the bearing connection parts;
(
2)
Check the size of the interrelated parts and finishing;
(
3)
Installation;
(
4)
After installed bearing inspection;
(
5)
Supply of lubricant.
2, alignment, alignment after the TIMKEN bearing installed, if not done carefully alignment, alignment can lead to bearing suffered another load, friction, and vibration.
The use of these may accelerate fatigue and reduce the bearing life, and it might damage the other machine parts service life.
In addition, the increase of vibration and friction could significantly increase the risk of energy consumption and premature failure.
3, the basic conditions for monitoring during the period of using, often should basic external conditions of bearing operation monitoring, such as temperature, vibration and noise measurement, etc.
These regular check will help identify potential problems and to prevent unexpected machine to suspend the phenomenon, make the production plan, improve plant productivity and efficiency.
First of all, we have to stress is that it is important to keep the bearing lubrication and clean.
So when we inspect the bearing before, should first clean the surface of bearing, and then remove the perimeter of the bearing parts.
Everyone should pay attention to, oil seal is very fragile parts, so in check and need to be careful, when disassembling do not excessive force, so as not to cause damage to parts.
And careful check of the bearing oil seal and its surrounding parts, if has presented the adverse symptoms, be sure to replace, and bad seal will result in bearing damage, make the TIMKEN bearing cloud caused by abnormal equipment downtime.
Second, we need to check the bearing lubricant.
Lubrication is very important, not just for bearing, also for all the import bearings.
Note, however, FAG bearings is unfavorable and overmuch grease.
Check of bearing lubricant method is: with little lubricant in friction between two fingers, and if the presence of pollutants, can be felt;
Or in the back of a thin layer of lubricant, then seal of inspection.
And then replace the bearing lubricant.
Use after xie used engine oil, engine oil lubrication bearing if possible, should be impregnated with fresh oil and let the machine in low speed rotation for a few minutes.
As far as possible make the oil collecting residual pollutants, and then purging in addition to the oil.
Note: the oil before use it's best to filter it.
And the use of grease lubrication bearing in replacing grease, Joe used in addition to the device should be avoided with cotton receive Angle to any part of the imported bearings.
Because these residues fiber may wedged in between the scroll and damage, especially the application of small bearing more need to pay attention to this problem.
Finally, it is important to note covering exposed bearing.
Check the bearing, don't let bearing exposure to pollutants or moisture environment.
If the job is interrupted, should with oil film, paper or similar material by machine.
If don't have to remove and may perform inspection of cleaning without masking TIMKEN bearings, with coated with brush with petroleum solvent (
白酒)
Cleaning and dry with a lint-free cloth or with compressed air to blow dry,
Be careful not to let the bearing component starting rotation)
。
With a little mirror, and the probe used in the similar to the dentist to check the bearing of the orbit plane, retainer and beads.
If the bearing is not damaged, should be provided according to the original machine lubrication instructions or book of 204 pages to 247 pages of execution and lubrication.
Do not clean the encrypted block or dust bearing;
You just wipe the outer surface.
If the bearing is need to replace damaged situation.
Replace the imported bearing in regular maintenance downtime period than the array bearing damage of selected into a sudden stop loss is much more economical.
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