100% Homemade Lathe

100% Homemade Lathe
Although I know other people have built lathes themselves, after an enormous amount of looking on Google, I saw most homemade lathes involve casting and milling, as well as using off the shelf components like chucks and tapers. Being only a high school student, I wanted to experiment with a lathe without having to spend hundreds of dollars that I don't have. I ended up using almost all scrap materials from my basement, so there is no need to follow my materials choices. Because your design choices will vary, this article is more of a record of how I built this one, rather than a manual for building yours.

I managed to build this lathe in about a week, with not much more than a cordless drill, a drill press, a jigsaw, and assorted hand tools. I hope that I have documented my project here in an understandable way.

Warning: This is a powerful device designed to spin stuff quickly. I take no responsibility for anything you do. Don't try this unless you have at least a little bit of experience with tools. And wear safety glasses when using it because particles fly around.
 
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Step 1Decisions

So, if you are reading this, you must be interested in building a homemade lathe. First, I would advise you to look at the diagram in the [http://en.wikipedia.org/wiki/Lathe_(tool) Wikipedia article] to learn the basic parts of a lathe.

The first thing you have to decide is what kind of lathe you want. Either to work with metal or wood. A wood lathe requires a less powerful motor and not as close tolerances. Also a wood lathe does not need the complicated tool rest that a metal lathe has. For the first version of my lathe, I decided to just stick with wood and see if I could come up with something that actually worked.

The next thing to decide is size. I would highly recommend not going too overboard... tree size logs on a wood lathe and 50 pound steel bars on a metal lathe are best left to professionals I think. I decided to try to make a wood lathe for pieces up to 4 inches in diameter and about 30 inches long, although I will not be trying something that big until I get more practice with small items, like tops, chess pieces, other little toys. But I figured that I had a pretty powerful motor sitting around, so I might as well make it big enough to handle large salt shakers and chair legs so in the future I could do large things.
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273 comments
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Apr 24, 2010. 5:30 PMNightCrawler626 says:
This is one of the best instructibles i've seen so far, and it's very impressive that you made all your own parts/tools from scratch as well. being in high school on top of that shows that you really paid a great deal of attention in school. way to go!!! i love the lathe and the items you made with it and i plan to build one myself soon using something very close to your design.

Thanks for the great details and pics you provided with this!
Nov 24, 2011. 6:21 AMjallenmorris says:
I don't think this kid's ability to build this has anything to do with him paying attention in school. No American school teaches kids how to be creative and capable of building something like this. This kid has this ability regardless of school.
Dec 16, 2011. 11:44 AMAntMan232 says:
Well, as this shows, it's secondary school pupils who cana create some of the coolest projects...
Dec 31, 2011. 7:00 PMScott Staunches says:
You did all this, and your still in high school? You give me hope for the future. Well done!
Jan 14, 2012. 10:11 PMPaul King says:
Way to GO. Looks like you've done a excellent Joy!!! I'm an Old Coal Miner & you have a lot of Talent. Don't let it go to waist.
I'm going to build a Lathe for Metal work. Where does one get a good Deal on UHMW? I might have to use different types of materials for metal working.
I appreciate your work and the way you presented it.

Thank You for Shearing your work with us .

PS: Where is the best place to get UHMW?

Paul King
Jan 7, 2012. 3:28 AMabo alkader says:
Thanksgiving is not enough
I will call you Lord luck
Oct 1, 2008. 5:05 PMcowscankill says:
OMG! A must have for me! DO you know of an easy way to get a good motor? I can't scrap my weeder or mower (those motors are gas anyways). Maybe a HUMAN powered lathe! *gasp*! Yes! A HUMAN powered lathe! Possibly, attach to a bike and have the spinny part right in front of the rider, so that you can pedal and cut at the same time... Could work, But I prefer a motor. Could I use a light dimmer to change the power input to the motor? Thanks for posting, hope you can reply to me :D
Dec 3, 2011. 5:24 AMthrobscottle says:
I once made a lathe out of an old bicycle frame and some bits of scrap, which was human powered - it was driven by a treadle, which turned a modified bicycle wheel, and that turned the shaft, which I'd made from a bit of broom handle. Shows how simple a lathe can be to make (nb, I just came across this whilst looking for chuck designs, for a new lathe project...)
Apr 13, 2011. 12:40 AMmakincoolstuff says:
the easiest motor would be from an old power tool or an old car starter motor
Nov 12, 2010. 9:45 PMjack8559 says:
There is/was a show on tv that had a guy with all his tools powered by him, a lathe, hand drill, etc. His lathe ran by pumping a pedal and the wood spun forward then backwards, he was only cutting half the time, obviously... Really 'old school'!
Feb 22, 2011. 6:08 AMbelgianphil says:
You're probably talking about Roy Underhill's treadle lathe:
http://blog.woodworking-magazine.com/blog/content/binary/TreadleLathe.pdf
Feb 22, 2011. 8:03 PMjack8559 says:
You and ironman are exactly right, thanks for reminding me of his name.
Feb 20, 2011. 12:07 PMironman0104 says:
Roy Underhill demostrated how woodworking was accomplished in areas of the United States that did not have water, wind or electric motors. Those people were craftsman and commited to the job. They did not have jobs outside of their wood working like I do as a hobby.
Aug 24, 2010. 11:31 AMcarpe_noctem says:
i saw an oldschool lathe at a museum about peter the great (i'm livin in russia right now). The whole thing was manual, and used this huge flywheel. So, its possible.
Jan 26, 2009. 7:35 PMJamesRPatrick says:
I pulled a 120v motor from a vacuum cleaner that had a broken belt. The rubber belt caused the thing to smoke so they threw it out. It has super simple wiring with a scary amount of power, so if you try this, bolt it to something solid. It also has a nifty work light hooked up to it, all with clip-on connectors. It wouldn't be too difficult to put in a dimmer switch to tone down the crazy speed(it screams). Just make sure you insulate everything and remove the turbine before turning it in. The first time I turned it on, it was held against the plastic shell, which still had some parts in it. It sucked up four screws , which dented the metal blades. I had to rip off the prop with some pliers.
Jan 26, 2009. 7:37 PMJamesRPatrick says:
Also, it was about the same size as the one here, and had a bracket for mounting.
Jan 26, 2009. 10:45 AMdarkroommike says:
In colonial times wood lathes were often human powered--they used a foot treadle and a spring pole, the lathe reverses direction on the "return" but it got the job done--no wonder our ancestors didn't need to go to the gym.
Aug 2, 2010. 12:20 AM0087adam says:
lol
Dec 26, 2008. 3:11 AMsmokehill says:
Motors are not hard to scrounge around for -- lots of refrigerators, washers, dryers, etc. get scrapped for things that have nothing to do with the motor. Often you can see these things sitting out with the trash or waiting for a special trash pickup. Though in most places this makes them technically "abandoned," it's still smart to ask the homeowner if he minds, before you pull out some wrenches & screwdrivers and begin dismantling things. Junkyards often will let you scrounge for parts, especially if you slip the attendant a couple of bucks. Or just ask around among your friends. Chances are someone's parents have their used appliance sitting in the basement or garage and just haven't gotten around to hauling it to the dump yet. Just be careful to be polite and considerate, and not leave them a mess where they'll have fifty little pieces to pick up and throw away, instead of one hunk of metal. If you know someone with a pickup, you might offer to take the thing to the dump for them, in exchange for the motor. And while you're dismantling things, keep an eye out for other potentially useful things -- wire racks, or bins from refrigerators make good storage bins for your projects, too. The big steel rod I keep under my front seat (easier to swing than a tire iron) came from a washer I dismantled ... some part of the transmission, I think.
Jul 1, 2011. 6:11 AMskaar says:
hmm, old post :P but, me, i'd take the rest of it to the scrapyard for some cash. pull it apart and put the bits on a wagon... even better, cut tabs and stuff off, to get a clean sheet of metal for making stuff.
Jul 1, 2011. 11:43 AMsmokehill says:
Yes, the sheet metal from washers & dryers is extremely useful, though it takes the right tools to get flat sheets out of them. After trimming some sheet metal from a washer & dryer I used them for dog house roofs. For larger buildings, like a shed, you could use them like shihgles. Since they're white they should reflect heat well, and that baked-on finish should be close to indesctructable for decades.

Their only drawback might be that their baked-on finish would probably crack if you tried to use a bending brake on them. However, if neatness isn't critical you could cover the bent corners with white Rustoleum or something similar.

I used to get cheap sheets of steel from a door factory nearby. They would sell the "seconds" of their metal door skins to the local scrap yars & we'd buy them by the pound, with that tough painted finish already applied. I shingled a couple of sheds with those, but for some reason they stopped selling their rejects for scrap. Nice stuff while it lasted, about 38" x 70" or so.

Fortunately there is no shortage of scrap appliances for sheet metal projects.
Nov 30, 2011. 9:34 PMhms1018 says:
I like this kid!!!

You are a very bright young man. I have never used a lathe before, but I would like to know what is it you use to shape the wood you were working on, And if you thought about adding an attachment that would do the shaping?
Oct 26, 2011. 8:30 PMa918bmxr says:
absolutely genius!!!!
Sep 25, 2011. 7:29 AMEirinn says:
Would a power drill suffice as motor?
Oct 2, 2011. 6:22 PMnerd12 says:
what about a blender. the kitchen device in which you can make mincemeat out of any thing in a second. it is a bit high speed but seems to be powerful because it can chop up stuff easily.
Sep 25, 2011. 12:20 PMEirinn says:
I just bought a 710W corded power drill for another purpose, i might try this out.
Oct 2, 2011. 6:19 PMnerd12 says:
the chuck is tiny? it is safe to make it bigger?
also you will have to tighten the screws systematically which is hard
Aug 15, 2011. 3:52 PMbobby sissom says:
excellent job,you mono rail solved a problem for me i was having on another project,just goes to show the need to read all instructables ,even a small detail could be of importance to you
Aug 15, 2011. 2:16 PMJimmy Proton says:
I LOVE IT
Jul 22, 2011. 8:18 PMandyp675 says:
Hmm now im wondering if a router motor would be good for the side load i have a broken 1.75hp router well the base is brocken and i was thinking to make a height adjustable table router (there is a instructable for it here) but this seems way easier and more usefull for me i would love to start turning bowls and everything else.
Jun 9, 2011. 2:31 AMrazor7177 says:
i was wondering whether a washing machine motor would do the job if i were to create a metal lathe
Jul 1, 2011. 6:23 AMskaar says:
yes... they usually have decent bearings, which is important for high side loads.
Jun 10, 2011. 9:56 AMtimothy demaegdt says:
would a motor of a centrifugal sanding machine work ???
Jul 1, 2011. 6:05 AMskaar says:
some motors aren't designed with bearings that can take much side load, but, can't hurt to try, and if the bearings are replaceable, you can fix it when/if it seizes.
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Author:catwood
I believe that a person can do just about anything within reason as long as they try hard enough.