2015年2月24日星期二

Common spindle bearings have grease lubrication

Common spindle bearings have grease lubrication, oil mist lubrication, oil lubrication, lubrication and ring jet lubrication and so on.
Grease lubrication without any equipment, lubrication method commonly used in low-speed spindle. dn value of the spindle at 1.0 × 106 or more, use more oil lubrication methods.
Oil mist lubrication is a lubricating oil (such as turbine oil) after pressure air atomizing for railway bearing lubrication. This way to achieve easy, simple equipment, oil mist lubrication function of both, but also play a role in cooling the bearing, but mist difficult recovery, serious environmental pollution, it is gradually being replaced by new oil and gas lubrication.
Oil lubrication is not a small amount of lubricant is atomized by compressed air directly timing, quantitative uniform bearing lubrication area was brought to a dedicated oil and gas pipelines along the wall. Lubricating oil lubrication role, and compressed air to propel the movement and cooling lubricants bearing role. Oil is always in the disengaged state, which facilitates oil recovery, while the environment is not polluted. The implementation of oil lubrication, generally requires that each has a separate oil and gas bearing nozzles to spray at the position of the Deep groove ball bearing, there are strict requirements, otherwise difficult to ensure lubrication, oil lubrication effect is also affected air traffic and oil and gas pressure. Generally speaking, the air flow can be increased to improve the cooling effect, and improve oil and gas pressure, not only can improve the cooling effect, but also contribute to the lubricating oil to reach the lubrication zone, and therefore, to improve the oil and gas pressure helps to improve the speed of the bearing.

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