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Main shaft of the lathe and revolving stage use the rational exertion of the bearing


28th February 2010 Bearing Technology 0 Comments
Rational exertion of the main shaft bearing The bearing precision used in main shaft of the lathe should be ISO P5 or the above P5 or P4 is the precision grade of ISO, it is usually P0, P6, P5, P4, P2 from low to high ,And support to the main shaft of high-speed, high precision machine tools such as the numerical control lathe, machining center,etc., need, select ISO P4 or precision of the above for use. Main shaft bearing including horn contact ball bearing, taper roll sub bearing, and cylinder get away types such as the sub bearing,etc.. 1. The accurate angle contacts the ball bearing ...
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Electric arc-welding of repair craft of the casting iron bearing stand


28th February 2010 Bearing Technology 0 Comments
Through to its material technical feature, that iron can welding,etc. the analyses of performances, have introduced the fracture situation of the pinion stand baseplate. Have confirmed the construction scheme of electric arc cold welding of the craft, and put forward the concrete welding craft, have finished the repair of this work piece smoothly. A defective situation and failure analysis Fracture situation of the pinion stand Position and crack beginning, there are two to rupture pinion seat and a baseplate rupture and have two four foundation screw holes of pinion stand baseplate. Give ...
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Reason and countermeasure causing the bearing to be damaged


28th February 2010 Bearing Technology 0 Comments
Rolling bearing, if have not chosen the mistake to use correctly, before the bearing life-span that would get, can use for a very long time, in this case, damage the state in order to strip. On the other hand, still intentionally the damage ahead of time outside, but does not stand the damage in early days that uses, as the reason that should damage in early days, ones that considered on using and frightening lubricating are not enough, and then there is foreign matter that is invaded, the deflections of error and axle that the bearing is assembled are great, study on axle and bearing case is ...
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Troubles and diagnostic methods of the rolling bearing of the locomotive


28th February 2010 Bearing Technology 0 Comments
A foreword The bearing as the main part of the locomotive, especially draw the electrical machinery, axle case bearing, function its play a very important role in transporting safely, run at the online locomotive, once the bearing breaks down, will cause the permutation train not to be be operated, will stop up the straight line of transportation, especially the passenger train breaks down, the negative effect caused is bigger, at the same time once the bearing of the locomotive breaks down, it is very difficult to the emergent repairment of the locomotive, so prevent and reduce the emergence ...
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The installation of heating of the rolling bearing is introduced in detail


28th February 2010 Bearing Technology 0 Comments
It is big in 70mm to look on as the internal diameter of the bearing when the bearing is installed, or while cooperating and is full of bigger, generally adopt heating law, make the bearing hole swell, will save effort and save time at the time of installation in this way, also avoiding because the application of force is too big and damage of the bearing caused,etc.. It is the temperature heated that need to control at this time, will generally heat the bearing to 80 ℃, it is enough to up to ℃100. It exceeds 120 ℃ to lead to the fact the tempered phenomenon takes place in the ...
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Trouble shooting in koyo bearing is installed and operated correctly


28th February 2010 Bearing Technology 0 Comments
1.Check and turn off size and finish machining situation that connect with the part 2.Wash bearing and bearing to turn off and connect with the part 3.Installation 4.Install the inspection after the good bearing 5.Supply lubricant Hope to turn on the packaging of bearing just now before installing soon. General lubricating grease is lubricated, does not wash, pack lubricating grease directly. Lubricating oil lubricate, either needn't wash while being ordinary, but instrument wait with high speed with the bearing, clean with the clean oil, remove the rust inhibitor scribbling on the ...
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Recovery technique of the bearing


28th February 2010 Bearing Technology 0 Comments
With the development of science and technology of the market competition, bearing recovery technique has advantages, can cost less fund within relatively short time to regard as the new bearing and operate the computer to use again, this says, it is undoubtedly a more economic, swifter production sageguard measure in purchasing the new bearing. 1.Necessity that the bearing repairs Bearing damage will make entirely turning round system suffer losses. In most traditional industry employs, the bearing will be scrapped, cause the cost to increase and waste ahead of time. The bearing can lengthen ...
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Item of using the bearing and should be paid attention to


28th February 2010 Bearing Technology 0 Comments
The attentive matters used: The rolling bearing is the accurate part, it must go on to use cautiously accordingly. No matter what a high-performance bearing to use, if improperly use, will not receive anticipated high performance. About bearing to use attentive matters as follows. 1 , maintenance bearing and cleaning around. Even eyes could not watch the low dust, will bring bad influence to bearing. So, keep clean around, make the dust unlikely to invade the bearing. 2 , use carefully carefully. Administrate the bearing to assault in using strongly, will produce scar and ...
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The correct installation taper rolls sub bearing and water pump axle are connected with the bearing method


28th February 2010 Bearing Technology 0 Comments
First, installation of bearing: The installation of the bearing must go on under the dry, clean environmental condition. Should check the axle with the terminal surface, cannelure which matched the surface, protruding shoulder in the outer cover and connect superficial processing quality carefully before installing. All cooperation connect the surface and must be washed and removed burrs carefully, the crude surface of the casting must clean-out the molding sand. Bearing should wash with petrol or kerosene first install, use after being dry, and guarantee to lubricate well, the bearing ...
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Several kinds of daily rolling bearing dismantlement methods


26th February 2010 Bearing Technology 0 Comments
The commonly used dismantlement method of the rolling bearing is as follows, beat the law, pull out the law, bulldozes law, heat and dismantles the law. First, beat the law Beat strength to generally add on the inner circle of bearing, beating strength should not be added in rolling body and maintenance shelf of the bearing, this law is easy, but apt to damage the bearing, when the bearing lie in the end of the axle, support the end of axle with the copper excellent or other soft metal materials of less than bearing internal diameter, the underpart of the bearing adds cushions, beat gently ...
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