Hi Gene, I got a link with the purchace of a bob just like that: http://www.icstation.com/ebay/IC/All%20data%20modules/1849.zip (I havent gotten viruses, but click at your owm risk)
A simple schemiatic of the board breakouts in a pdf and some shady mach3 stuff. Hope it helps. /Peter 2015-09-30 16:55 GMT+02:00 Gene Heskett <[email protected]>: > On Wednesday 30 September 2015 09:16:23 Lester Caine wrote: > > > On 30/09/15 03:38, Gene Heskett wrote: > > > URL's to the docs would be fine. > > > > Is http://i.ytimg.com/vi/7Y1-sEO2KCY/hqdefault.jpg the one you are > > talking about? Relay and AxisB Direction share pin 17 > > Yes, that is the one Lester, thanks. The legend says if the flea clip is > on, it drives the relay, with it off, its Dir for axis B. And its on. > > It looks like a fairly decent card, if only it didn't have the DB-25 male > input that makes you buy a $25 cable from the Mach people. Male to > female cables seem to be scarce in these here parts. > > Hence the order for a pair of F-F gender changers at <$3 ea going in last > night, along with me buying the last 2 Magnate 7507 bits from Amazon. I > sure hope they are sharper than the first one, as the result will > otherwise need a lot of sanding to remove the "hair" the first one wants > to leave while carving pine > > With that relay, I can run an ice cube dpdt to reverse the armature or > field, and some microswitches to open at the motion limits. Each micro > has a diode across it to allow it to run away from that limit when the > voltage reverses. The actuator cam will need to have a wide top so it > doesn't coast past the switch. With the limits, the relay just opens or > closes. The 12 volts is applied full time. > > To get some flexibility between the output gear and the jig, a piece of > 1/2" ID hose about 6" long will be clamped to the teeth of the output > gear, and the jig end cut off at a steep angle so a small screw can be > driven thru the tongue left, as close to the hinge pivot line as > practical. Let the hose bend to take care of the diffs in axis > alignment. That of course can be fine tuned when the motor is bolted to > the tables end cap. Then I'll need a can to cover the motor & keep the > swarf out of it. A front cover too, with only a tight fitting hole for > the hose to come out of. The thing makes an incredible amount of > swarf/sawdust so I expect at some point I'll make up a vacuum > controlling system too, but that would need to be paralleled with the > spindle enable. I should have been thinking and brought that out to an > I/O connection on my big box of motor drivers. One 5 pin connector is > only occupied by the home switches input, so the capacity is there, just > not wired up. Hindsight, 20-05 you know. :-\ I didn't wire up an > e-stop either, something that will be done when I do this bit of > corrective surgery on that box. But its 6+ feet up in the air and about > 50 lbs for my ancient back to handle. > > I have an unused gear change triplet of buttons on the right axis panel > that can be used to tally the commanded position, but I've also seen the > mist and flood buttons on the left panel. I'd druther the position > tally was there, so I may cobble up something there which can also > toggle the jigs state, but I am far more interested in gcode control > than in manual "by the gui" however. I just want the gui to tally it. > > Thanks Lester, I appreciated that. > > 2 of the legends aren't readable though even when blown to a full > landscape and printed, the upper left one when the DB is facing the top, > looks like a voltage tolerance for the limit switches, and the 3rd one > down on the right , under the "relay" terminal callout that I can only > make out as: > "12-24gobblegook PWM" as its top line, and > "gobbledygook Limit switch" as its bottom line in that red box. > > If you have a text describing that better, can you PM it to me? > > Thanks, Lester. > > 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 > ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
