PRODUCT
TIMKEN bearings using the extended life cycle method
by:Waxing
2020-08-25
1, the installation of the bearings TIMKEN bearing installation is correct, affects the precision, life and performance.
Therefore, design and assembly department for the installation of the bearing be fully studied.
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.
4, again the lubrication in the process of operation, TIMKEN bearing requires correct lubrication again, perfect its performance.
The method of bearing lubrication, divided into grease lubrication and oil lubrication.
In order to make the bearing function well, first of all, to choose suitable for conditions of use, the purpose of lubrication method.
If only consider lubrication and oil lubrication.
But there are grease lubrication can simplify the structure of bearing around specialty.
5, unloaded when bearing will reach its final use period, should be replaced.
Although bearing can no longer be used, but properly unloaded the original bearing, replace new bearing in time, to extend the service life of new bearing can play a good role in promoting.
The appropriate bearing the use of techniques and tools, will help to other machine bearing maintenance and repair.
According to different applications and the erection and dismantling of cautious TIMKEN bearing size and type, select the appropriate installation method (
Mechanical or hydraulic)
And tools.
Here are some of the basic principles of bearing installation: 1.
Don't impose on rolling element installed power, this could easily lead to the rolling element and contact area of local overload, leading to premature failure of bearing.
2.
Do not use any hard tool (
For example, a hammer, screwdriver, etc. )
Knock on the bearing surface directly, which will result in bearing ring fracture or fracture.
3.
Abide by the guidance of respected installation equipment suppliers.
About 90% of the rolling bearing has never been removed from their own devices, usually only larger bearings are removed by scheduled preventive maintenance program.
Like to install a bearing, remove the bearing also must carry on the careful preparation, disassembly process, to ensure that the adjacent parts such as shaft and shaft sleeve was not damaged.
According to the bearing type, size, and applications to choose the appropriate methods and tools.
Designers should note that well-designed bearing position can greatly simplify the bearing installation and disassembly, thereby reducing maintenance costs.
Correct the appropriate lubrication lubricant can be isolated metal bearing surface (
Such as rolling element, bearing ring and bearing cage)
, reducing friction, protect the metal parts and prevent and control pollution and impurities.
There are all kinds of lubricant,
Including grease, oil and solid)
Which can be chosen by the different operating conditions.
Correct use lubricant to extend the service life of TIMKEN bearing and equipment is very important.
Due to the excessive rolling rolling parts, bearing lubricant subjected to mechanical stress for a long time, in addition, a long time especially in high temperature, wet or the pollution of the environment, the chemical property of the lubricant will change.
All these lead to the quality of lubrication gradually decline.
Therefore, in order to ensure maximum life, regularly for bearing lubrication.
Lubrication cycle depends on the operating conditions, such as temperature, speed and environment etc.
Only in prelubricated or sealed bearing (
Also known as the 'permanently lubricated bearing)'
, bearing life is depends on the lubricant of life.
Lubricant must, in accordance with manufacturer's instructions right preservation, special attention should be paid to keep lubricant is clean, from pollution.
Before each use, carefully check the quality of the lubricant, using old or polluted lubricant could make the TIMKEN bearing premature failure.
Condition monitoring/maintenance in general, rolling bearing is very reliable, though their life is limited.
And other all of the important components in the machine, should be regular inspection and maintenance on them.
Inspection and maintenance frequency depends on the importance of the individual application and operating conditions of each device.
Due to the bearing function key, it is suggested that in the design stage to join condition monitoring functions.
Machine running one of the important parameters, such as vibration and noise can be continuous monitoring, in front of the unpredictable and costly equipment downtime for prevention measures.
Training -
—
Good practice on the basis of practice makes perfect, but the proper training is the foundation of practice.
Famous bearing manufacturer for commercial, technical or workshop staff to provide a variety of training courses.
If technical personnel in the process of dealing with bearing have the basic knowledge, you can avoid major mistakes.
Design and product development engineer can optimize the design of the bearing, maximize equipment performance, minimize life-cycle costs.
Bearing is usually an important part in pump and other equipment, although top quality bearings is very reliable, but in order to ensure they have the longest service life, still have to pay more attention.
The right preservation, the erection and dismantling of cautious, sufficient lubrication and lubricant, the correct condition monitoring, timely maintenance, and finally improve the personnel training, to improve the TIMKEN bearing life and equipment performance is very important.
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