Listen to the voice to identify the installation of needle roller bearing is good or bad

Listen to the voice recognition of needle bearing installation quality source: this website the author: the administrator to release time: 2016 - 11 - 24 09:30:48 views: 0 listening to distinguish needle bearing installation quality that is engaged in the industrial production of friends have come into contact with all kinds of bearing products, bearing a lot of mechanical equipment is the products you have access to, bearing installed correctly or not, has direct influence on the life and precision of the host. If improperly installed, bearing not only vibration, noise, low accuracy, increasing temperature, but also be jammed the danger of burn out, so we installation quality requirements for the needle roller bearing is very high, now we will teach you to identify the needle roller bearing installed by listening to the sound quality. Needle roller bearing using the hearing to identify irregular operation is a very common method of examples with the aid of electronic stethoscope to check that a certain parts of abnormal noise was experienced operator use. If NUTR3580 needle roller bearing is in good operation condition will be low purring sound, if a sharp hissing sound needle roller bearings, make sound, usually said bearings and other irregular in poor operation condition. High-pitched squeaky noise may be caused by improper lubrication. Inadequate bearing clearance can cause metal sound. Needle roller bearing outer ring grooves on the tracks can cause vibration, and lead to sound like the coo of a smooth, if because of the installation caused by hitting scar also can produce noise, the noise will be along with the bearing rotating speed of high and low. If there is intermittent noise, said rolling parts may be damaged, needle roller bearing this voice is happens when the damaged surface is rolled out, bearing inner if pollutants often causes hissing sound, serious damage of bearing can produce irregular and big noise. Installation of the good or bad will directly affect the bearing we use, the effect of these skills are just we identify a method how good the needle roller bearing installation, good want to install needle roller bearing, we need to notice on operating bearing point, hand sweat will become a cause of rust. Attention should be paid to operation with clean hands, it is suggested that as far as possible with gloves. Assembly or installation, such as bearing internal clearance is too large or too small, or in some cases, the preloading load is too high, can cause early damage and shorten the life of the bearing. These are all we need to be aware of when install the needle roller bearing.