2014年10月23日星期四

thin section bearing bearing

High-speed precision angular contact ball bearing life of a great relationship with the installation, you should note the following
1 bearing should be installed in the clean, clean room, to carefully matching the bearing, the bearing spacer to be after grinding, while maintaining the inner and outer contour of the spacer premise spacer should be controlled in parallel 1um the following;
2 bearings should be cleaned before installing clean, cleaning the inner slope upward, feel should be flexible, no sense of stagnation, dry, placed in a specified amount of grease, oil mist lubrication should be placed in the case of a small amount of oil mist;
3 bearing installation tool should be used exclusively, even by force, is prohibited beat;
4 bearing store should be clean air, non-corrosive gases, relative humidity less than 65%, long-term storage should be regularly rust.
Maintenance 1, when the bearing to miniature linear bearings run to a certain period of time (or Paul raised maintenance period), will be bearing all removed;
2, with a clean diesel or kerosene soaked with cleaning bearings, if technical conditions for the best open closures cleaning;
3, air dry after cleaning cleaning oil, visual inspection for damage;
4, with about a 150mm, angular contact ball bearing diameter equal to the inner diameter of the stick (preferably hollow tube), one end fixed to a bearing;
5, rapid rotation of the bearing by hand while the stick (wooden pipe) and the other end on top of the microphone audio amplifier or listening to the debate on the ear bearing crossed roller bearings rotation noise;
6, horizontal toggle the fixed bearing sticks, check bearing wear loose;
7, loose serious, turn the noise is too large, there is a serious defect FAG bearings should be eliminated, replaced with the same model;
8, take a bucket of the appropriate amount of grease (high quality yellow dry oil) with gentle heat to melt (not hot), will detect over-bearing into the bucket to soak no bubbles overflow. Bearing grease to cool before removing residual grease less. After cooling remove grease angular contact ball bearings, grease residue quantity. Determine how many of the remaining amount of grease required.
9, with a soft cloth or tissue paper Thin section bearings to wipe the outside of the bearing grease will FAG bearings fitted to the pulley undisturbed security, maintenance work is completed.

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