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    Home > Active Ingredient News > Drugs Articles > What are the requirements of head polisher for working environment?

    What are the requirements of head polisher for working environment?

    • Last Update: 2019-11-04
    • Source: Internet
    • Author: User
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    The effect of the head polisher in polishing is actually related to the polishing environment, so what are the requirements of the head polisher for the polishing working environment As for the work route, that is the assembly line, that is to say, don't put the equipment in disorder It's not only dangerous but also beautiful to put one here, which wastes space, and the staff will be inconvenient to walk around; In this way, the whole work scene will look very chaotic If it's not for the staff to enter or not, it can't be identified, which will bring danger Therefore, for the equipment to be placed well, it's the assembly line and the straight line, which can avoid the above situations There is also the problem of working on the ground First of all, there should be no water stains on the ground It is very dangerous to have water when using electricity Then it is necessary to keep the working environment flat and solid, so as to ensure the life safety of the staff A good way to solve this problem is to divide the polishing process into two stages The purpose of rough polishing of head polisher is to remove the damaged layer At this stage, it should have a large polishing speed The surface damage caused by rough polishing is secondary consideration, but it should also be as small as possible The second is fine polishing (or final polishing), which aims to remove the surface damage caused by rough polishing and reduce the polishing damage to a small extent When the head polishing machine is polishing, the grinding surface of the sample and the polishing disc shall be parallel and evenly pressed on the polishing disc, and attention shall be paid to prevent the sample from flying out and generating new grinding marks due to too much pressure At the same time, the sample should rotate and move back and forth along the radius of the rotary table to avoid the local abrasion of the polished fabric too fast During the polishing process, the micro powder suspension should be added continuously to keep the polished fabric at a certain humidity If the humidity is too low, the abrasion mark of polishing will be weakened, and the hard phase in the sample will appear convex, the non-metallic inclusions in steel and the graphite phase in cast iron will produce "drag tail"; if the humidity is too low, the temperature of the sample will be increased due to friction heat, the lubrication effect will be reduced, the grinding surface will lose luster, or even appear black spots, and the light alloy will scratch the surface In order to achieve the purpose of rough polishing, the rotating speed of the rotary table is required to be low, not more than 600r / min; the polishing time should be longer than the time required to remove the scratch, because the deformation layer should be removed After rough polishing, the grinding surface is smooth, but dull Under the microscope, there are even and fine grinding marks, which need to be eliminated by fine polishing  
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