Very cool. What are you going to cut on that beast or do you know yet? By the way, re: vintage 60s picture, do you wear a tie under your lab coat when you operate it? :-) -Tom
On Sep 6, 2010, at 12:38 PM, sam sokolik wrote: > 2 axis moving! > > http://www.youtube.com/watch?v=QU_O_Z7Vv8c > > sam > > On 8/26/2010 4:38 PM, [email protected] wrote: >> Well - I fail at copy and paste... >> >> this should work better. >> >> I thought I would give an update on our ongoing project. >> >> This is a 60's vintage NC that used hydraulic servos. we are converting it >> to EMC2 using not quite as old Inland servos. (80's vintage) they are 8 >> brush low rpm high torque. (with the amc drives we are using - it will be >> 40ft-lbs peak.) We are using 2 mesa 5i20 boards as we are needing a good >> 70+ i/o + atleast 7 encoder counters and 5 +/-10v outputs. We are at the >> point where the machine is waking up. the mesa hardware is awesome (thank >> to peter and seb for their work). >> >> Be sure to watch the 2 videos at the end of this email. >> >> lets see if I can create a linear picture show... >> this is what the machine looked like in the 60s >> http://electronicsam.com/images/KandT/oldkandt.JPG >> >> this is what the machine looks like now >> http://electronicsam.com/images/KandT/DSCCurrent.JPG >> >> getting rid of the old control >> http://www.electronicsam.com/images/control.jpg >> >> this is the old electrical box >> http://electronicsam.com/images/KandT/conversion/mainelectricalbox.JPG >> >> we welded 2 of the same boxes together for new electronics. >> http://electronicsam.com/images/KandT/conversion/moreelec.jpg >> >> here is it mostly hooked up >> http://electronicsam.com/images/KandT/conversion/mostio.JPG >> >> This is the x,z,b gearbox - the old control used 1 hydraulic servo to run >> all 3 axis >> http://electronicsam.com/images/KandT/conversion/xaxis/start.JPG >> >> open >> http://electronicsam.com/images/KandT/conversion/xaxis/start.JPG >> >> stripped >> http://electronicsam.com/images/KandT/conversion/xaxis/stripped.JPG >> >> shafts extended out so we can hook the servos up. >> http://electronicsam.com/images/KandT/conversion/xaxis/3shafts.JPG >> >> servo plate mounted >> http://electronicsam.com/images/KandT/conversion/servo/x-zservo_mount.jpg >> >> belts (B axis still needs a solution) >> http://electronicsam.com/images/KandT/conversion/servo/belts.jpeg >> >> Because we are still using the z axis drive train that goes up though the >> saddle - we needed to get the backlash out of it. It uses split gears to do >> that. Grinding 1 washer thinner takes the backlash out of 5 sets of gears. >> the washer is the spacer between the 2 lower small gears. >> http://electronicsam.com/images/KandT/conversion/zaxis/gears.JPG >> >> we still have to mount the y axis servo. - The plan is to direct couple into >> this shaft. >> http://electronicsam.com/images/KandT/conversion/yaxis/yaxisshaft.JPG >> >> here is the tool chain logic working... >> http://www.youtube.com/watch?v=4nuRea6615s >> >> here is the first closed loop movement with the x axis >> http://www.youtube.com/watch?v=FgOqEz5Tk-Y >> >> Getting there :) Very happy with the progress. (I only work on it about >> once a week.) >> >> sam >> >> >> On Thu, 26 Aug 2010 16:27:29 -0500 >> <[email protected]> wrote: >>> I thought I would give an update on our ongoing project. >>> >>> This is a 60's vintage NC that used hydraulic servos. we are converting it >>> to EMC2 using not quite as old Inland servos. (80's vintage) they are 8 >>> brush low rpm high torque. (with the amc drives we are using - it will be >>> 40ft-lbs peak.) We are using 2 mesa 5i20 boards as we are needing a good >>> 70+ i/o + atleast 7 encoder counters and 5 +/-10v outputs. We are at the >>> point where the machine is waking up. the mesa hardware is awesome (thank >>> to peter and seb for their work). >>> >>> Be sure to watch the 2 videos at the end of this email. >>> >>> lets see if I can create a linear picture show... >>> this is what the machine looked like in the 60s >>> http://electronicsam.com/images/KandT/oldkandt.JPG >>> >>> this is what the machine looks like now >>> http://electronicsam.com/images/KandT/DSCCurrent.JPG >>> >>> getting rid of the old control >>> http://www.electronicsam.com/images/control.jpg >>> >>> this is the old electrical box >>> http://electronicsam.com/images/Kand...ctricalbox.JPG >>> >>> we welded 2 of the same boxes together for new electronics. >>> http://electronicsam.com/images/Kand...n/moreelec.jpg >>> >>> here is it mostly hooked up >>> http://electronicsam.com/images/Kand...ion/mostio.JPG >>> >>> This is the x,z,b gearbox - the old control used 1 hydraulic servo to run >>> all 3 axis >>> http://electronicsam.com/images/Kand...axis/start.JPG >>> >>> open >>> http://electronicsam.com/images/Kand...axis/start.JPG >>> >>> stripped >>> http://electronicsam.com/images/Kand...s/stripped.JPG >>> >>> shafts extended out so we can hook the servos up. >>> http://electronicsam.com/images/Kand...is/3shafts.JPG >>> >>> servo plate mounted >>> http://electronicsam.com/images/Kand...ervo_mount.jpg >>> >>> belts (B axis still needs a solution) >>> http://electronicsam.com/images/Kand...rvo/belts.jpeg >>> >>> Because we are still using the z axis drive train that goes up though the >>> saddle - we needed to get the backlash out of it. It uses split gears to do >>> that. Grinding 1 washer thinner takes the backlash out of 5 sets of gears. >>> Don't think the previous owner ever did this as we had to take a good .040" >>> off the washer. The washer is the spacer between the 2 lower small gears. >>> http://electronicsam.com/images/Kand...axis/gears.JPG >>> >>> we still have to mount the y axis servo. - The plan is to direct couple >>> into this shaft. >>> http://electronicsam.com/images/Kand...yaxisshaft.JPG >>> >>> here is the tool chain logic working... >>> YouTube - Kearney and Trecker tool chain logic working in EMC2. >>> Mechanically barcoded tools >>> >>> here is the first closed loop movement with the x axis >>> YouTube - Kearney and Trecker first closed loop movement with EMC2. >>> >>> Getting there Very happy with the progress. (I only work on it about once a >>> week. >>> >>> sam >>> >>> ------------------------------------------------------------------------------ >>> Sell apps to millions through the Intel(R) Atom(Tm) Developer Program >>> Be part of this innovative community and reach millions of netbook users >>> worldwide. Take advantage of special opportunities to increase revenue and >>> speed time-to-market. Join now, and jumpstart your future. >>> http://p.sf.net/sfu/intel-atom-d2d >>> _______________________________________________ >>> Emc-users mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/emc-users >> >> ------------------------------------------------------------------------------ >> Sell apps to millions through the Intel(R) Atom(Tm) Developer Program >> Be part of this innovative community and reach millions of netbook users >> worldwide. Take advantage of special opportunities to increase revenue and >> speed time-to-market. Join now, and jumpstart your future. >> http://p.sf.net/sfu/intel-atom-d2d >> _______________________________________________ >> Emc-users mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/emc-users >> > > ------------------------------------------------------------------------------ > This SF.net Dev2Dev email is sponsored by: > > Show off your parallel programming skills. > Enter the Intel(R) Threading Challenge 2010. > http://p.sf.net/sfu/intel-thread-sfd > _______________________________________________ > Emc-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ This SF.net Dev2Dev email is sponsored by: Show off your parallel programming skills. 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