Re: A couple of home brew DRO's
Wow! Those look fascinating, but I think they're beyond my capabilities right now. Would be a neat project though.
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chrisser
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#118004
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A couple of home brew DRO's
https://github.com/alanesq/DRO https://github.com/TimPaterson/TouchscreenDigitalReadout https://www.buydisplay.com/serial-spi-i2c-10-1-inch-tft-lcd-module-dislay-w-ra8876-optl-touch-panel
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mike allen
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#118003
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Re: MicroMark 7x16 Fault Notice
This was also in that manual: ATTENTION: The power supply system of the 120v AC machine has an automatic overload protective device. If the machine is overloaded, the motor will automatically shut
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chrisser
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#118002
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Re: MicroMark 7x16 Fault Notice
According to the manual on their site, the fuse is a F10AL250V, which I assume is 10amp. There weren't any instructions about removal, so I assume it's a twist-off cap that holds a glass fuse. Should
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chrisser
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#118001
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MicroMark 7x16 Fault Notice
I have owned my MicroMark 7x16 MiniLathe for many years. I have been unable to start the lathe which is unusual as I have not had it happen before. I am receiving a ¡°fault notice¡± (yellow lamp is
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OldToolmaker
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#118000
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Re: Morse tapper in tail stock
They make them in Jacob's. I do have one handy at times. https://www.mcmaster.com/2815A16/ You like the price too. Dave
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davesmith1800
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#117999
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Re: Are DROs worth the money/trouble
I use metal scraping or shim stock. Both will give a little fex for smooth sliding. Dave
By
davesmith1800
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#117998
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Re: Are DROs worth the money/trouble
I experimented with that approach but found that the DRO I used has quite a bit of friction.? It caused the "C" shaped arm to deflect to the tune of about .004", despite my best efforts to stiffen it
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Mark Kimball
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#117997
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Re: Are DROs worth the money/trouble
Interesting approach there. Also like how you did the tailstock DRO with the slot in the housing. Had a similar idea but just slotting the front so it would retract sufficiently to eject the taper but
By
chrisser
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#117996
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Re: Are DROs worth the money/trouble
I was able to add a cross slide DRO underneath - https://www.ajawamnet.com/ajawam3/swarf/lathetopassylg.gif https://www.ajawamnet.com/ajawam3/swarf/lathe_mods.html
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WAM
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#117995
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Re: Are DROs worth the money/trouble
I forgot some like a screw type DRO on just the cross-slide.? Some will read on diameter making life easier for beginners and most mini lathes read on the radius. So each mark reads 0.001 [0.025mm].
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davesmith1800
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#117994
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Re: Are DROs worth the money/trouble
DRO'S are great as you can? see. I like mills some jobs times. On a lathe if a beginner it can help. But on cross slide it will take up some capacity on some types of work unless you the one that
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davesmith1800
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#117993
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Re: Are DROs worth the money/trouble
On calipers I use CR2032 batteries a little smaller than 2 AA batteries. Holders can found at Walmart. The mill is getting the AA size
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davesmith1800
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#117992
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Re: Are DROs worth the money/trouble
I will do that I even have battery box the showed also off on switch to save the battery life. Dave
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davesmith1800
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#117991
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Re: Are DROs worth the money/trouble
Ive seen folks solder wires to a AA battery & the battery contact area on the caliper & hot glue a AA battery to the top of the caliper . https://www.sparkfun.com/tutorials/362
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mike allen
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#117990
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Re: Are DROs worth the money/trouble
One trick. Make a fake battery with plastic and glue very thin metal to both sides, perhaps copt shim stock. Solder thin wires to each side and connect the wires to a phone charger. Nootch the battery
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Chris Albertson <albertson.chris@...>
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#117989
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Re: Extension cross slide
Received my follower rest today. It had bent screw it was one could buy and Amazon had turn for new one. So now be getting before Jan 4 Dave
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davesmith1800
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#117988
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Re: Are DROs worth the money/trouble
I get stainless steel . It has auto off but still eats batteries even off. A battery will last about 3 to 6 months.? But they all eat batteries. Dave
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davesmith1800
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#117987
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Re: Are DROs worth the money/trouble
THere are also any number of ways to hack a digital caliper. After all, they are just a switch that reads on/off/on/off and counts how many lines have been crossed. I¡¯ve seen the signal captured and
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Chris Albertson <albertson.chris@...>
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#117986
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Re: Are DROs worth the money/trouble
all the auto shutoff does is turn off the display .? I have probably 8-10 form different vendors & their all the same , just turns the screen off. Probably so the display doesn't get burned-in like
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mike allen
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#117985
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