Can't you just build yourself a small little gear pump? John > -----Original Message----- > From: Gene Heskett [mailto:[email protected]] > Sent: March-25-19 5:52 AM > To: [email protected] > Subject: [Emc-users] different idea re mister > > MPJA has an air pump apparently removed from a blood pressure tester. > > Needs 3 volts at about 700 ma to run, develops about 2L/minute. Stock > #35369. But it should be able to lift a foot of water I'd think if it > can inflate a BP cuff to a 250 equ BP pressure. > > If this were subjected to a variable leak, the output pressure should > still be sufficient to deliver the misting fluid to the misting nozzle > from the coke bottle. The cap tube s/b here by Wednesday and if 16 feet > of that isn't enough restriction to get a fast drying mist, I'll order > one of these. And rig a popoff pressure regulator on the bottle. But > since the capillary tubing will be here first, I'll test it first. > > The present delivery rate will drain that 8 oz bottle in 5 or 6 minutes, > way way too fast. I should be able to make it last an hour or more. The > target would be a spray that evaporates completely and cools the tool > and work, without flooding the work with a lot of wasted runoff. Thats > the theory anyway. The question then is will this thing run continuously > or do I need to program a duty cycle in hal to prolong its life. With a > 2L bottle on the back of the gantry as a pressure tank, 2 seconds a > minute might be enough to maintain the working pressure once flow > starts. Chucking the end adjuster on the nozzle and spinning it smaller > in the Sheldons ER-40 kit would also restrict the air flow to something > my compressor could tolerate. The annular clearance there is too large > IMO. I'd like to have 1/10th the air flow at 15 psig, as to get decent > atomization takes about that but throws it 8 feet or more. > > The inability to just buy what I need here is whats wrong with this > country. > > Cheers, Gene Heskett > -- > "There are four boxes to be used in defense of liberty: > soap, ballot, jury, and ammo. Please use in that order." > -Ed Howdershelt (Author) > Genes Web page <http://geneslinuxbox.net:6309/gene> > > > > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users
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