There are two reasons for the grinding and vibration
One type is forced vibration of the workpiece.
The other is that the processing parameters are unreasonable DeVante Parker Dolphins Jersey , causing self-excited vibration of the workpiece.
The first type of vibration is present in the environment, and even if the grinding machine is started without grinding, these vibrations are present. It is just that some of the vibration frequencies are close to the resonance frequency of the workpiece, causing grinding and vibration. Suspicious components that generate these vibrations include bearings mounted on rotating components, belts for transmission Cordrea Tankersley Dolphins Jersey , and hydraulic components.
The second type is that the effect of machining has a periodic change, and its frequency matches the resonance frequency of the workpiece, causing vibration lines. This type of vibration can be reduced by adjusting the processing parameters. Or use a cutting disc with a lower hardness and a coarser grain size. Because if the rigidity of the grinding machine is poor, the [url= ]resin EN12413 cutting discs[url] can be used to reduce the grinding force, and the vibration pattern can be reduced to some extent.



When using a file to boring a workpiece Charles Harris Dolphins Jersey , it is necessary to apply force to remove the surface of the workpiece. This "force" is the cutting force. The same is true for the grinding of the workpiece on the grinding machine. The cutting disc forces the excess metal on the workpiece to be cut off, and the workpiece resists to exert a reaction force on the cutting disc. This reaction force is the grinding force.
The grinding force is generated by the interaction and friction between the [url= ]China cutting disc for metal[url] and the workpiece. For ease of understanding, the grinding force can be decomposed into three mutually perpendicular component forces, namely the main cutting force Fz, the radial force Fy and the axial force Fx Kalen Ballage Dolphins Jersey , which are consistent with the cutting forces in the turning process. of.
a) grinding b) turning
Factors affecting the change in grinding force include machining of workpiece materials, grinding fluids, cutting discs, and the like.
(1) The material to be processed is different in material processing material, and the grinding force generated during processing is different. The harder the workpiece material is Durham Smythe Dolphins Jersey , the higher the strength is, the greater the grinding force is. For example, grinding stainless steel or alloy tool steels is more difficult than grinding ordinary carbon steel. When grinding brittle materials, the grinding force can be determined according to its hardness. This is mainly because different metal materials have different deformation strengths, and the larger the deformation Xavien Howard Dolphins Jersey , the greater the grinding force.
(2) In addition to reducing the temperature of the grinding workpiece, the grinding fluid grinding fluid has another function of reducing the friction between the cutting disc and the workpiece, thereby reducing the grinding force.
(3) The influence of the cutting disc cutting disc on the grinding force is also very large, which is not difficult to understand. After a knife is blunt, it will be laborious to use Laremy Tunsil Dolphins Jersey , and the sharp-edged tool will be light and easy to use. This indicates the effect of the sharpness of the cutting edge on the machining. Therefore, it is very important to keep the cutting disc with a sufficient number of effective cutting edges.
In addition, the grinding depth, the rotational speed of the [url= ]aluminum abrasive cutting disc[url] and the workpiece rotation speed all have an effect on the grinding force.

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5 Things to Look For While Searching a Waterproofing Company

by bryanedwards651 · December 5, 2019


Professional聽waterproofing聽service providers help you in protecting the possessions and valuable property from water issues. The basement is considered an additional space in the home that adds value Raekwon McMillan Dolphins Jersey , so you would definitely want to make sure it is water-resistant through proper drainage and sealants. But doing this work can be difficult as well as a bit risky. It is not easily executed as a do-it-yourself project. Professionals use better knowledge, experience, tools, and products to ensure the best results.



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