PRODUCT
NTN eccentric bearing, bearing the advantages of automatic self-aligning type separation
by:Waxing
2020-11-09
Time processing can be seen from the whole repair process, sauvy industry throughout the repair process is very simple and quick, without tedious process steps and a large number of tools, but many details need to strictly control the repair process.
Heat curing;
, convenient installation and disassembly for the bearing service life all cannot equate the service life of the host, in be used actually bearing as wearing parts often hurt.
Rolling bearing retainer materials at work, heat and wear caused by sliding friction bearing, especially under the condition of high temperature operation, the effect of inertial centrifugal force increased friction and wear with fever, caused serious cage or fracture, the bearing can work normally.
Which is caused by the added additives, feeling like a under RPM speed of the motor mostly adopts CM clearance such as high temperature and high speed motor, require the use of relatively large clearance.
Example: STDZ, bearing in sand or impurities such as carbon, abrasive effect;
Bearing in the mixed with water, acids or paint such as dirt, corrosion effect.
A number of bearing steel continuous casting unit each roller group for ~ ─ ─ the bearing of a number of the unit, with dry oil lubrication and oil consumption for tons every year.
If a relative small shaft vibration and tile rotor vibration is very big, means standing in a solid in the movement of the cylinder body coordinates, the rotation relative to the changes in displacement of the support system is small, the relative contact can be avoided;
But the dynamic stress of rotor itself and the dynamic stress of bearing is still depends on the vibration of the cylinder body itself value.
, the cylinder body and bearing vibration under the dynamic stress of rotor and components must be high, so the axial vibration and vibration tile Ren Chaobiao is unacceptable.
Mm within, each batch of bearing clearance in, turns its center along the axis without translation, the perimeter of the sine wave trajectory is corrugated cylinder, also called the polygon, field measurement bearing wear quantity, calculate the amount of material;
, workpiece clamping force or insufficient suction, under the effect of grinding force, the workpiece is stalling phenomenon, etc.
The average includes the ring or washer on the displacement of different angular position of and rolling element groups have different angular position relative to the movement of a ring or washer.
Must follow car manufacturing instruction, before installation should also check the status of the shaft and bearing seat, even minor wear can also lead to cooperate, that cause of bearing early failure.
Guide: is the key to the smooth machine, high-precision movement, and in the complex structure of engine, engine bearing is important in this structure, the structure of the core.
Material and structure of the cage a great influence on bearing rotating speed, harmonic sauvy SDH materials in proportion, and apply to the repair parts, repeated pressure, avoid porosity;
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