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speed control 6
i've followed the thread about changing motors why do we not see reeves drives with a standard ac motor i think they're used on some wood lathes and larger mills i used to work on them for driving positive displacement pumps they're non-electronic and very simple
Started by fxkl47BF @ · Most recent @
Motor swaps? 20
It seems like the motor / speed control is a common issue with the 7" and 8" mini lathes, but I don't see many motor / speed control projects discussed. I follow several different small lathe forums as I find info for one is often useful for another. Motor swaps, are a common topic of discussion with other lathes from Unimats to 9x20. Am I just not noticing this here, or is this just not a popular mod with these lathes for some reason.
Started by Aaron Woods @ · Most recent @
Old Posts Showing Up
I am seeing many old posts appearing when I open Unimat site. Any ideas as to what is going on? Or am I missing something? I am seeing old posts as far back as 2010. Dick
Started by OldToolmaker @
Control boards to look out for
Some very fancy displays today have battery for control board programming. Myself to avoid this type. I was company that had a program board the battery died. The cost of battery is only $0.50 it was CR2032. The reprogram cost $250.00. Happy day for manufacturer get charged again. I do believe companies like this type for more sales. Dave
Started by davesmith1800 @
Off subject Try this 4
Trying this on hot summer day Before turning on your ceiling fan and using your mini lathe. Check your cell temperature and room temperature at the mini lathe even try floor. Big surprise Dave
Started by davesmith1800 @ · Most recent @
AC Voltage 36
What is the best AC protector/stabilator for a 7x14 lathe? There are many types: one for your computer, one for your fridge. Full AC-DC-AC is maybe a littlebit luxury? /johannes
Started by Johannes @ · Most recent @
AC & Surge protectors 5
Surge protectors aren't all equal . They said on the news just now the fire was started at one of the surge protectors for a 3D printer I believe . https://abc7news.com/fire-damages-san-francisco-nonprofit-humanmade-supporting-up-and-coming-inventors-and-entrepreneurs/14767783/
Started by mike allen @ · Most recent @
Mini Lathe and Northern Lights 12
Did any see northern light running the there mini lathe. Dave
Started by davesmith1800 @ · Most recent @
Locked Words you can no longer use at FedEx shipping mini lathe parts 10
Words you can no longer use when Shipping mini lathe parts I was down FedEx shipping. The want my driver's license. I start ask why I stop short . They keeping track just in case. I did not use the B work. It used talked the gifts we gave Germany in 1940's it ok. But not at the FedEx counter. I just wonder how many more words you can use anymore? Dave
Started by davesmith1800 @ · Most recent @
Mather day 2
Happy Mother's Day Remember ro take time from the lathe today
Started by davesmith1800 @ · Most recent @
Drill a Hole 24
Maybe this is wrong group, however, a lot of clever members: I have to make a lot of 1 mm holes in 2 mm steel rods. I have made a guide, and as you see, a lot of testing guide hole to compensate for different drilling twisting forces. My questions: 1) what is the best start method to make a start mark? 2) when I am drilling: a) constant soft pressure? b) pumping up/down to release spoon (My steel are only making dust) Johannes Lavoll.
Started by Johannes @ · Most recent @
Using wood for mini-lathe and mini-mill accessories 25
Like many of us here, I have made a few accessories for my mini-lathe and my micro-mill - stops, carriage clamps, indicator holders, things like that. I don't think I have ever copied an existing design, mostly because I don't have easy access to the large blocks of steel or aluminum that those designs often need. So, I figure out a design based on the raw materials that I have on-hand. In figuring out a design, I almost always make up a proof-of-concept model made out of wood. I don't have a huge scrap bin of steel, brass, and aluminum, but I do have plenty of hardwood, Baltic Birch plywood, and lots of woodworking tools. With the wood model, I figure out approximate dimensions, where to put holes and fasteners, will the accessory interfere with features of the lathe, etc. I'm not afraid to re-make wood parts that aren't quite right. Eventually, when I have the design worked out, I'll make a metal version. But in some cases, the wood model has been good enough for my needs. I used a wooden spindle crank for a number of years, and I still use a couple of wooden indicator holders (which have embedded rare earth magnets). I am the only one doing this?
Started by Walter Wpg @ · Most recent @
Dial indicator disassembly 8
Has anyone had one of the LMS 2" dial indicators apart? I got a used one for just a few dollars and it needs a little fixing. The needle is bent, but I can't get the front bezel off. Mike
Started by MikeK @ · Most recent @
7x16 Lathe Ways Indicator Holder? 3
Looking for one - clamp OK but magnetic better. Any recommendations on a unit to buy vs build?
Started by CBJessee-N4SRN @ · Most recent @
Tailstock nut 2
Not sure if this applies to the smaller lathes , but here it is just in case . A pretty clever fix . https://www.hobby-machinist.com/threads/inconsistent-tailstock-clamping-surface-thickness.109027/page-2 animal
Started by mike allen @ · Most recent @
LMS 5000 Bed Extension kit - Carriage Adjustment 2
I worked on the bed extension project again today. Taking it a bit slow on this project. No problem with adjusting out the carriage play. I'm wondering just how "freely" the carriage should move? I currently have it adjusted so there's no play in the vertical plane, but a little play when I rotate the carriage clockwise and counter clockwise. If I lift one end of the bed, the carriage will slide down the ways. Too loose? Thanks for any help. Stan
Started by Stan Gammons @ · Most recent @
LMS 5000 bed extension 27
Hi All, After putting it off for way too long; I'm finally getting around to upgrading my HF 93212 mini lathe with the LMS 5000 16" bed extension. I have the lathe torn down. Decided to play it safe and put the parts/screws in ziploc bags and label the bags with a sharpie so I won't forget what they are. Also checked off each step in the instructions as I disassembled the lathe. Any tips/advice before I start Reassembly? I did slip the carriage on out of curiosity to see how it fit. The front is fairly snug, but there's a noticeable amount of play in the rear. Stan
Started by Stan Gammons @ · Most recent @
Moving my "new" Grizzly G1006 6
Someone sent me this excellent article on how to disassemble and move one of these mills. (The rest of the stiff in hood website is interesting too). https://rick.sparber.org/Articles/MoveMill/MoveMill.htm This guy moved his mill twice and explains in detail how to take it apart. He even weighed the individual parts, which was very comforting. Despite being well into geezerhood, I work out pretty regularly and I think I'll be able to pick up all the parts on this list. Also I have a come along and know how to use them. That's what he used to lift off the head and that sounds quite practical if I can find an overhead beam at the seller's factory. I have one question for you guys though. This mill is missing the left hand crank handle for the X-axis leadscrew. (Possibly removed at some point to fit a motor, which was sold to someone else at some point). Do I actually need one? Mini-mills have never had more than one crank and I don't really understand the reason why big mills have two unless moving the table during some operations requires an enormous amount of force. So should I keep my eyes open for another crank handle or does it matter? Mike Taglieri
Started by Miket_NYC @ · Most recent @
Magnetic indicator base demagnetizing 13
I picked up an old Mitutoyo magnetic indicator stand on ebay for a great price. Has a bit of very light corrosion that I think I can address pretty easily and even if I can't, it's still very functional as is. The one big issue was it wouldn't turn off completely. I have it partially apart. I think that issue was the limit screw needed adjustment. Aligning the magnet manually makes it work perfectly fine. So far so good. The last issue is the inside is full of heavy, sticky old grease. i have the knob removed and the insides are gunked up - I think someone squirted a bunch through the hole on top where the rod attaches, probably decades ago. I'm at the point where I was going to pull the magnet out so I can clean it off, clean the bore and lightly lube it before putting it back together. But when digging around trying to figure out how to get it apart, I found a lot of threads on machinist forums suggesting that pulling the magnet out would demagnetize it. Right now, it works pretty well when it's "on" other than the issues above, so I don't want to kill it. I"ve had newer indicator stands apart and pulled the magnets out with no issue, but magnets have come a long way. This is one of those older indicators where the knob is held in with a pressed ring, rather than the square plate with two screws under the label. I'm guessing early 70s but maybe older. The threads I read never really said if they just pulled the magnet out for a few minutes and then it was dead, or they left it out for a few days sitting on a metal table or something. You guys ever heard of or experienced this? I could clean it all out with solvent with the magnet still in there, but then I risk getting solvent all over the paint (it does soften slightly when wiped with acetone) and I probably won't get all the old grease out that way.
Started by chrisser @ · Most recent @
LMS service 3
Hi folks. I have to express my feelings: After 10 years, nearly everyday in use, my LMS 5200 lathe motor had to be replaced. Still running, however , noisy. I order a new one from USA. Without details:Things happened that shall not happen. A call to LMS, they had a 4 minutes intern meeting, and I got new parts very quickly and they kindly favored me. Great thanks to LMS. /johannes Mexico
Started by Johannes @ · Most recent @
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