Electrochemical machining apparatus
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United States of America Patent
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Nov 21, 2017
Grant Date -
May 7, 2015
app pub date -
Oct 17, 2014
filing date -
Nov 6, 2013
priority date (Note) -
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Abstract
An electrochemical machining apparatus includes a fastening bracket, a first drive member positioned on the fastening bracket, a connecting member, a first electrode connected to the connecting member, a second driving member, a second electrode connected to the second driving member, a moving assembly positioned on the fastening bracket, an electrolytic cell positioned on moving assembly, a pump, and a vacuum pump. The first electrode defines a plurality of liquid collecting grooves spaced from each other. Each liquid collecting grooves defines a plurality of second through holes. At least one liquid collecting groove is connected to the pump, and the other liquid collecting grooves are connected to the vacuum pump. The portion of the second electrode can be inserted into and depart from the second through holes.
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