国产精品白丝无码ThePorn_在线观看 日本一区_亚洲图片另类图片_琪琪色电影院_午夜性刺激免费的视频_午夜免费拍拍视频观看_成一级在线观看视频网站_亚洲国产国语高清在线网址_欧美v日韩v亚洲v最新_免费男女牲交全过程播放

Matters needing attention in the process of using diamond grinding wheel
The side grinding
In daily use grinder, we can often find kinds of grinding wheel in different varieties, some operators are not divided into sand turbine side of, optionally using grinding wheel for grinding, this is illegal behavior seriously violates the rules of safe operation. The grinding wheel should not use work side grinding according to rules with circumferential surface, the grinding wheel radial strength, axial intensity is very small, the force is too large will cause the wheel broken, even hurt, in actual use process should prohibit such behavior.
The positive operation problem
In daily use, many operators used to grinding operation, the reason is this direction can use anything, actually this kind of behavior is grinding machine operation should be specifically prohibited behavior. According to the operating rules, the use of grinding machine grinding workpiece, the operator should stand in the wheel side, can not operate in the front wheel, so as to avoid wheel failure, wheel or wheel broken fly flying out to hurt people.
Forced operation problem
Some operators to use grinder,, especially the young operator, for the sake of grinding speed, force too much too fast, this is a very unsafe behavior. Any wheel body has a certain strength, it is likely to be caused by the grinding wheel broken, even flying out to hurt people, but also a should be prohibited.
Common operating problems
In the daily operation of practical, also have this happen, people catch the production task, grab job time, two people share a sanding machine to operate at the same time, this is a serious violation of operation behavior, should be strictly prohibited. When a sanding machine is not used, can be used to add a grinding machine solution, absolutely not allowed to simultaneously share a grinder.