2017年9月19日星期二

What are the precautions for installing the gear unit?

1, the cement mill gearbox should be firmly installed on a stable level of the base or base, the oil tank oil should be able to exclude, and the cooling air circulation smooth. The foundation is unreliable, it will cause vibration and noise during operation and cause the bearing and gear to be damaged. When the transmission coupling with a protrusion or the use of gears, sprocket drive, should consider the installation of protective devices, the output shaft to bear a larger radial load, should be used to strengthen the type. In the case of
2, according to the provisions of the installation device to ensure that staff can easily close to the oil standard, ventilation plug, drain plug. After installation in place, should be in a comprehensive manner to check the accuracy of the installation location, the reliability of the fastener compression, after installation should be able to flexible rotation. Reducer with oil pool splash lubrication, in the operation before the user needs to remove the plug of the vent hole, put the ventilation plug. According to the different installation location, and open the oil level plug screw to check the height of the oil level line, from the oil level plug to the oil from the oil level plug hole overflow, screw on the oil plug is correct, before the air Test run, the time shall not be less than 2 hours. Operation should be smooth, no impact, vibration, noise and leakage of oil phenomenon, found abnormal should be promptly ruled out. After a certain period of time should check the oil level to prevent the chassis may cause leakage, such as the ambient temperature is too high or too low, you can change the brand of lubricants. In the case of
3, the installation of small worm gearbox, should pay attention to the transmission center axis alignment, the error shall not be greater than the amount of compensation used by the coupling. Good alignment can extend the service life, and get the ideal transmission efficiency. In the case of
4, the output shaft on the installation of transmission parts, not allowed to use a hammer percussion, usually using the assembly fixture and shaft end of the internal thread, with the bolt will drive into the case, otherwise it may cause internal parts of the reducer damage. It is best not to use steel fixed coupling, due to improper installation of such couplings, will cause unnecessary external load, resulting in early damage to the bearing, even when the serious cause of the output shaft fracture.

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