Loose bolts and nuts can cause big
problems. It can be loose because of frequent vibrations, big impacts, and even
due to hot temperature. We use bolts and nuts to join or attach some objects,
keep it stable, and prevent it from falling apart or breaking down.
It's only natural that the equipment or
machine will fall when both become loose. The purpose of the nuts becomes
really invalid because of some loose bolts. It might even be that all other
bolts will be released just because of a loose bolt.
Loosen spontaneously, or loosen yourself
rotation, basically when the bolt rotates off because of a shock, vibration or
dynamic load. Even a little rotation can be enough for the connection which is
scattered to lose all the preloads. This is the most common cause of bolt loosening.
Depending on the application, bolt loosening
can have deep consequences. One loose bolt can carry the entire production
plant to traffic jam and the cost of the company is thousands, whereas in other
applications loose bolts can cause significant safety hazards. So, what are the
reasons that loosen bolts? Broadly speaking, there are two main causes: bolt loosening
and loosening spontaneously.
Another general method is to increase
friction between thread bolts. There are a number of solutions to do this, and
while some of them are effective, they also have their losses. Glue or adhesive
can be an effective friction based method, but dry glue can be problematic in
terms of spreading and removing bolts. Furthermore, increasing friction between
the utas will reduce the preload that can be achieved at a certain level of
torque. Locking wire is a common method in the aviation industry.
Why should the bolt tightened carefully?
The joint which is violated is very
important for safe operation of many types of equipment in various
applications, including power plants, manufacturing, mining, and
transportation.
In the connection that is scattered, tightens
the nuts really stretches a small amount of bolts, such as pulling a stiff
spring. This stretch, or tension, produces the power of the opponent's clamp
that holds two parts of the joints together. If the bolt is loose, this clamp
power weakens.
Loose bolts are not just annoying
disorders. If the connection is not quickly purchased, the application can
start leaking liquids or gases, bolts can break, equipment can be damaged, or
disaster accidents can occur.
Maintaining the right tension ensures
the bolt remains tight
Combination of good combined design, the
development of the right clamp strength, and the appropriate bolt retention
device can be reliable safely securing the bolt connection to many challenges
raised here.
A good combination will be designed with
the size and type of bolts and nuts, and determine the optimal amount of
tension to achieve the clamp power needed to maintain shared integrity.
In the application itself, the development
of the right clamp strength requires that the correct level of tension
(preload) in each bolt has actually been achieved - and remains at that level
throughout the operating age.
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