Sherline lathes can be retrofitted to include a digital readout. The schematics for the dro 550 are available but it is a 4layer pcb with most components as smt. The shumatech dro350 is a kit based digital readout display for low cost vernier scales and can be bought for either a milling machine or lathe. I just had a look around to show you a comparison of the scales in accuracy and resolution, and this is if there are no problems and they are working fine. This document is meant to work in conjunction with the shumatech dro 550 users guide for software release 1, version 1. The dro 350 is a threeaxis digital readout dro for import chinese scales and most quadrature encoders that is designed to be as capable as commercial dros but be a low cost alternative for the metalworking hobbyist. If i was writing, i would have the ability to store maybe 20 locations, so i could go back to each one repeatedly, seeking the new zero. Shumatech dro 350 repairs july 4, 2009 when i purchased my dro back in 2006, i also purchased a spare. And i think guys tune their dros to their compounds or vice versa. Shop data systems has a wide array of cadcam nesting software. Shumatech dro continued shumatech dro 350 repairs south bend 9 lathe south bend 405 lathe bench grizzly mill revisited.
Shumatech warns that the 350 is obsolete and has some issues, but it still interests me, so if you have one, id love to hear your impressions of it. I think they stopped making thembut some stores still have old. This gives the same features as the dro 550 except for the option of adding an additional lcd screen. This includes m dro, easson, newall, acurite and wixey. The unofficial guide to installing software on the shumatech dro 550 version 2.
I can see that it will now have a second life in the workshop. I also looked at various inexpensive commercial units. To ensure proper operation, dont mount the tachometer too close to any electrical items like an ignition system box, coils, or an electrical fuel pump. Lester, i hope you dont have a lot of dro350s in stock since it sounds like he will be undercutting them with his new dro. Nice work on the case btw great effort for trying out your modeling software. The unofficial shumatech dro 550 application notes for the mill, version 2.
Forrest you are familiar with this offering dro software i played with it, butnothing fitted to a machine yet. Whether you have utilized our services in the past or you are a new client, you can expect your needs to be our top priority. The automatic feed stop works flawlessly, and the ball bearing manual feed wheel is a. Opendro is the open source software that runs on the shumatech dro550 and dpu550. Give us a call or start a chat with one of our support representatives to get help fast. Shipping this item ships directly from our supplier in california to you. If you want to build your own dro, take a look at this. Sieg x2 minimill aka harbor freight 44991, grizzly g8689. Shumatech dro 350 february 12, 2006 digital readout. Dros but at a lower cost for the metalworking hobbyist or small machine shop. Please arrange international shipping before you bid. Looks very good, like a finished product, but it was an avr based diy project that used either quadrature scales, or cheap chinese scales. I somehow have managed to mess up my shumatech dro 550.
Had successful tests running mach 2 and some engraving software. The construction of the dro 350 consists of the following steps. Also fortunate, the chinese developed amazingly cheap digital calipers with a data output port. This allows for continued development of the software and should allow the dro350 project to grow over time. Choosing the right touchdro adapter for your scales. A nice feature of the myford was that the bed has a gap near the headstock to allow flywheels to be turned that are a few inches larger than the diameter you could swing over the bed, just the thing for making model steam engines. Shumatech dro continued shumatech dro 350 repairs south bend 9 lathe. All functions available in shumatech software release 1 for the dro550. Also, if you have independant quill and knee vertical, it would be nice to have 2 inputs for z, that way you wouldnt lose position using either. The completed lathe is a thing of precision and beauty. The wires from these shouldnt be routed by the tachometer, either. I built and tested the second pc board, but never got around to installing it on the lathe.
The instructions on the shumatech web site assume that a dpu550 is being added to an existing dro 350, and that the original dro 350 case will be retained. Used diy shumatech dro 550 and lcd 200 kits make an offer. Im a long time dro builder shumatech 350 and 550 systems, and really enjoy the construction process. This allows for continued development of the software and should allow the dro 350 project to grow over time. This circuit has now been replaced with thente 3100 photoncoupled interrupter module sensorfor the cnc lathe spindlebut is still being used for the cnc mill spindle tachometer pickup circuit. Dro kits digital readout packages dro package kits doc v. Scott shumate has done a masterful job of creating the hardware, software, and documentation for the shumatech dro 350. The board is designed to fit the dro 350 form factor and thus can leverage the existing overlay and machined enclosure. The dro550 should be available for purchase by the end of the year so you will probably want to hold off buying a dro350 until then. Choosing the right touchdro adapter for your scales yuriys.
I have a dro 550 and lcd 200 kit both with the printed overlays in new in the box. The milling machine spindle light page 3 the home machinist. Emc linux machine control software but cnc fusion lists a number software packages that can be used. Bill havins, a user of the shumatech dro350, wrote a great article on his. One of the more exciting aspects of the dro 350 is that the firmware is easily upgradeable over a serial port. Shumatech appears to no longer trade but i managed to buy the full lathe kit including the box from the uk agent. The dro350 is an open project with the schematics, software, and pcb files. Introduction indicators keypad operation functions setup installation software upgrade auxiliary devices.
Shumatech dro electronic edge finder interface circuit one way to mount a scale on a mill the unauthorized shumatech dro 350 mill users guide, version 4 unofficial dpu550 hardware installation notes, version 2. Moving the parts around, i would end up with a lathe dro and a 3axis mill dro. I got the mat from a local farm supply store a few years ago and cut a long strip to attach to the bottom of my smaller snow blade when we still lived in a home with a paved driveway. Looks like my only low cost choice is a shumatech dro 550l. Issuu is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online. Sep 27, 2016 choosing the right touchdro adapter for your scales. It addresses all the concerns i had about the other projects. I decided to title this document unauthorized because the real guide is on the shumatech. Wildhorse innovations blog tuesday, september 27, 2011. We decided that our little farm needed a root cellar to store. Saving the drawing function,the dro allows to save the drawings into the system which makes the machining to be much more convenient. The unofficial shumatech dro550 application notes for the. Check with us for current manufacturer sales promotions, promotions include purchase rebates, sales specials, trade show specials and tradein discounts.
And honestly, with the improvements that are coming with the chinese scales, it is the best low buck solution out there. The dro350 is a threeaxis digital readout dro for import chinese scales. It all started with erratic scale readings on first the z and then the y axes. Classifieds non rc items fsw sold shumatech dro350 complete kits. Classifieds non rc items fsw sold shumatech dro 350 complete kits. I have never used a dro before and dont even know if this feature is necessary or useful. It has most, if not all, of the features you listed. The dro350 has a number of problems including scale jitter, rounding errors. Smooth running, with practically indestructible steel gears and heavyduty roller bearings.
Besides, the other two axes were fine during this failure mode. Power buy on diy digital read out for mill and lathe rc. I built one of those many years ago for a home shop machine. As i have stated elsewhere, the seller advised me to get a 3axis display, two lathe scales, and a mill z scale. You can store and run lua scripts on an sd memory card and run these scripts on. Yuriys solution is honest to god the best thing out there. This not only saves you the installation time, it saves a little money too, as you dont pay for any of the parts like standard handwheels that are replaced in the dro upgrade. The dro 350 has a number of problems including scale jitter. Open hardware free to be hacked, modified, and understood by my students.
Mini mill 3 axis dro a while ago i got hold of this shumatech dro 350 kit to fit to my sieg sx2 mini mill. Dro pros scale upgrade to 1 micron resolution 3997. I decided to title this document unauthorized because the real guide is on the site. You can either send it to us for repair or replace the unit with a new unit. For over a year, scott shumate has displayed the following doomsday comment regarding the dro 350 on his web site shumatech. The mill is great for doing semi accurate stuff to layout lines and simple handwheel count jobs, but if you want to do things much more accurately much quicker a digital read out is the way to go.
Promotions appear to be given to those who are favored by top level management, imbalance between management in one office and staff in another, unorganized support training for new employees to an extent, passive aggressive accusations made without taking personal responsibility for the lack of. The dro 350 is an open project with the schematics, software, and pcb files gerbers freely available for download at this site. Dro350 auxiliary port where the edge and tachometer. Thread tools this thread is privately moderated by kdill2160, who may elect to delete unwanted replies. I had a gmc mill with a sino 2axis dro, and i had a lathe with no dro. Shumatech dro350 experiences and fixes woodys workshop. A possible shumatech 350 with 550 daughterboard power. After several days spent cleaning, disassembling, reassembling, and testing, i finally got all axes working again. Continue reading shumatech dro350 experiences and fixes. Since mr shuma has quit developing or producing his products, ive. This issue has been a thorn in the side of chinese scales since day one. The official dro350 users guide for software release 4. Since it was originally designed for the shumatech dro 350, it required a tachometerbuffer circuit buffer circuit to achieve reliable mach3 readings.
Plug for helpful ebay dro seller the home machinist. Im also selling various supplies and cae software originally purchased for a prototype machine shop i used to operate in san francisco. If you want to send it in for repair, here is what we need. The dro 350 is a threeaxis digital readout dro for import chinese scales. Bill havins, a user of the shumatech dro350, wrote a great article. I was planning on putting it on a lathe, when one arrived. Cando machinery sales specializing in digital readouts dro s. Little, if any of the problem can be solved in the design of the dro 350 or the dro 550 or the software. Shop data systems the team at shop data has been serving the metal fabrication industry since 1975 and we are prepared to work with any type of client. Much more accurate, thanks to the shumatech dro 350.
Sep 25, 2017 the shumatech dro350 is a kit based digital readout display for low cost vernier scales and can be bought for either a milling machine or lathe. Jul 26, 2014 has anyone tried the new absolute dro scales. Scott shumate has done a masterful job of creating the hardware, software, and documentation for the shumatech dro350. Steel fabrication software 3d cadcam software peddinghaus. Mar, 2015 does anyone here use the shumatech dro s. Ive been very happy with the dro 350 dpu550 combination. The dro550 is composed of the dro350 with the dpu550. It is not as open as the dro 350 which, as i recall, has no smt stuff and is only two layer. Wildhorse innovations and therefore myself cannot be considered an impartial observer where the dro 550 is concerned. The dro350 is an open project with the schematics, software, and pcb files gerbers freely available for download at this site. It might be a day or two longer before it ships, and you will receive it in a separate package from other items on your order.
Lathes can also be ordered new with factory installed digital readouts. Easily share your publications and get them in front of issuus. Recommended installation is on the steering column using a band clamp available at any local auto parts store. The shumatech website shows that only a limited number of dro 550s are available out of the next batch. Fast forward to may 2009 when i purchased two more jenix scales for the mill.
One, it does away with having to count the number of revolutions of the cranks. One of the more exciting aspects of the dro350 is that the firmware is easily upgradeable over a serial port. They are the updated accuremote scales with a new style readout and can remember a zero point even when turned off. Then it occurred to me that i could do a project article on installing a set of dro pros magnetic dros on mikes new lathe.
It is designed to be as capable as commercial dros but at a lower cost for the metalworking hobbyist or small machine shop. The shumatech dro 550 i need to open this blog with a full disclosure. Doall d6248 surface grinder continued updates week of november 21, 2008. Suppliers of dro equipment for machine tools and woodworking machinery. I strongly encourage you to download and print it2 because i will be following it closely.
Machine dro digital readout systems encoders calipers cnc. After some finagling and horsetrading with dro pros and getting mikes ok to do the article, we were able to work out a deal to provide mike with a set of dros at a reduced price. The unofficial guide to installing software on the. Fortunately, scott shumate had created the affordable shumatech dro 350. The dro 550 is a new dro that combines the advanced capabilities of the dpu550 running opendro software with the costeffectiveness of the dro 350 into a single board. If shows the locations for the usb and programming switch openings, but makes no suggestions for the expansion allowed by a dpu550 full daughter board. Feb 11, 2017 80 thoughts on the most sensational calipers on the planet. A dro for a mill is a nice addition for a couple of reasons. Incr mm zero set func nex r abs inch func aaa cancel prev shumatech dro 375 next corv.
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