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Excavator [ring] Why always screw off?
    For excavators, its function is very powerful, and its design is very complex. In addition, the excavator working environment is relatively poor, so some wear parts excavator is inevitable that this or that problem. Today, we excavator screw on the ring gear is always broken, to analyze the situation. We can see that when the mounting screw with the intensity is not small, but can also be seen, screw off more than once, which is what causes it? Here we look at our friends the analysis of this situation and a variety of solutions. If the screw is not an off site, but many sites have broken. If a screw is broken, we can machine simple process, for example using a fastening glue, use good screw, add a spring pad, and so on. However, many parts of the fracture may have problems walking legend between the ring gear and the hub. In summary can be estimated, excavator fault friend should be a problem with the drive wheel and hub caused. At this point it should be like a friend said, to drive wheel and gear hub for repair or replacement.

Links:
Pinion www.sdlcrhgg.com
Wind power equipment yaw gear http://www.sdlcrhgg.com/products-detail.asp?cpid=354