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FILTRATION FILTER OF ELECTRIC DISCHARGE MACHINE

  • US 20150060339A1
  • Filed: 09/02/2014
  • Published: 03/05/2015
  • Est. Priority Date: 08/30/2013
  • Status: Active Grant
First Claim
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1. A filtration filter of an electric discharge machine, the electric discharge machine comprises,a machining tank including an electric discharge machining unit configured to perform electric discharge machining of a workpiece through an electrode;

  • anda sewage tank configured to collect and store a machining liquid in the machining tank;

    the filtration filter, configured to filter out machining chips of the workpiece and of the electrode, produced as a result of electric discharge machining, from the machining liquid in the sewage tank, and configured to supply the filtered machining liquid into a clean-water tank, the filtration filter comprising;

    a filter medium configured to filter the machining liquid; and

    an outer cylinder container configured to store the filter medium and has on its outer circumference fluid passage holes through which the machining liquid is configured to pass;

    the fluid passage holes are provided only at an upper portion of the outer cylinder container.

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