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Maintenance and repair and damage countermeasures NSK Bearings
    点击数:4592         日期:2014/4/4
The rivet head bearing detection when there is no skew, relaxation welding position Is it right? Right. Maintain the welding quality of the frame. The welding point Is it right? Is too small, not firmly welded, or welding card ball caused by excessive etc.. Are pay particular attention to the detection of NSK bearing in place. There are also some problems that need attention.
Let me share a years of work experience in the detection of bearing partial. First, in the environment of NSK bearing inspection should be carried out in the light of the circumstances, it is best to astigmatism, so as to better on NSK bearing external observation, have a look and no cracks and other strange surface. Such as wear, cloud like process in mechanical scratches, pressure touch, will cause the NSK bearing device offset, resulting in poor device location, cause the flat load and stress concentration, other NSK accuracy and service life of the bearings reduce.
1, NSK bearing maintenance, repair, and exception handling
For long time to maintain the original performance of bearings in good condition as far as possible, maintenance, repair, in order to prevent accidents, ensuring the reliability of operation, increase production, economy. To maintain the best operating conditions of the corresponding mechanical operating standards, regular. Including, monitor the operation condition, supplementary or replacement of the lubricant, periodic disassembly inspection.
As a matter of maintenance in operation, a rotary bearings sound, vibration, temperature, lubricant condition and so on.
Damage and Countermeasure of 2, NSK bearing
In general, if the proper use of the bearing, can use to reach the fatigue life. But there will be accidents injury prematurely, less resistance to the use case. The early damage, relative and fatigue life, the use of limits to be called a failure or accident quality. More due to installation, use, lubrication on the do not pay attention to, the intrusion of foreign bodies from external, for the study of thermal effect of shaft housing, insufficient etc..
The damage state, about NSK bearing such as injury: card roller bearing rings of ribs, may consider as reasons, lack of lubricant, not suitable for bending, for defects, foreign oil discharge structure of invasion, bearing, shaft installation error is too large, also for these reasons coincide.
Therefore, only the investigation of NSK bearing damage, it is difficult to know the real cause of injury. But, if you know the bearing, conditions of use, the use of mechanical bearings constructed around, understand the situation before and after the accident, combined with the bearing damage and several reasons why visits, you can prevent the recurrence of similar accidents.
Regarding the use of NSK bearing notice as follows:
Keep the NSK bearing and its turnover cleaning
Even if is the eye cannot see small dust, will bring bad effect to the NSK bearings. So, to keep the surrounding clean, so that dust is not penetrated NSK bearings.
Circumspect use
In use and NSK bearing a strong impact, will have scars and indentation, became the cause of the accident. In severe cases, will crack, fracture, so be careful.
NSK operation using appropriate tools
In order to avoid the existing bearings instead, you must use the appropriate tool. We have often stressed the importance of tools, is because there are too many customers in the installation caused by using the wrong tools NSK bearing damage.
To the attention of NSK bearing corrosion
When operating the NSK bearings, hand Khan will become the cause of rust. To note that the clean hands operation, the best to wear gloves.
On a message:NSK has developed automotive electrical components and low noise Needle Roller Bearings      Next information:NTN Bearing Steel and direction of new technology