The noise problem happened when high-speed electric spindle work

1.  Some part of spindle dynamic balance is not good, it cause heavy quake when spindle rotates, which makes noise.

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PCB drilling machine is a machine used in the drilling of PCB process. Before install the electronic component on PCB, there must have little holes on the board to make the pin insert or to different levels of line turn-on.

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PCB market is prosperous now, it pushes drilling machine repair enter into repair peak period. The abrasion on ball screw is obviously, affects the drilling precision of drilling machine.

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Followed rapidly launch modern industry and science skills, the use of high hardness, high melting point of the material more and more, while the traditional processing methods have certain skills demand can not be satisfied.

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