Thanks for the good words. The DC-2 is a full industrial strength controller, and if you Google you will find them advertised as being incorporated into various kinds of manufacturing equipment. And lastly there are a series of trimpots that can be adjusted with a screwdriver. Visual Explanations: https://www.youtube.com/watch?v=ZFVuJ0hwNnw&t=194s. Ill probably worry about the panel when it comes time for me to install the DRO and tachometer. Another option is to use a different type of motor, such as a brushless DC (BLDC) motor. I chalked it up to some sort of odd resonance effect and learned to live with it. ), Reply $125.62. Different speeds were achieved by stopping the machine and changing the position of the belts on the different sized pulleys. The jackshaft gives it a 2:1 ratio to help that out. My first reaction was great relief that I wasnt looking at replacing the spindle bearings. Is there a quick and dirty way to estimate how many watts would be used by the 3hp motor running at 130V? (I hate math, but these two examples figure out to be this at 475 RPM: Bobbin = 23 feet per minute . Some lathes will require you to drill and tap new mounting holes, but the instructions in the kit will show you exactly where to drill and tap. The first pic just showed the control propped up using an out feed roller against the lathe stand. Great instructable thank you for putting it together. Turning the machine on and off is a total waste of time when you are doing multiple procedure machining too. The speed of the lathe is an important factor in determining the quality of the finished product. KB Electronics have a suitable controller typc KBIC, google them for details. Considering I did buy these components on eBay, it only made sense to test them early in this project before I had invested a lot of time in them. He is great. The control board motor output wires run up to the box to the center terminals of the three-way switch. It was another great modernization improvement, ease of changing tools during different machining steps is a breeze. Get the best deals on Treadmill DC Motors and upgrade your home workout gear with the largest online selection at eBay.com. Now get the best out of your 1624 by adding our renowned Striatech DVR Intelligent Variable Speed Drive. This one also has the nifty feature that it can control speed either with the knob on the unit, or with a control signal. Treadmill motor with KBIC drive, not vfd, but you must leave the pulleys and belts to allow the motor to run at enough speed to provide the horsepower needed for slow speed deep cuts and drilling operations. Actually, it's three bolts. If chatter sets in, change speeds and it goes away. This was slightly touchy. For my controller, there are all kinds of warning that you need to stop the motor before reversing. JavaScript is disabled. Motor Speed Controller. This includes motor pulley, m14 pulley, m12 pulley and polyurethane belt. I was looking at KBMM-125 controller. I simply sliced the heads off the bolts I had using an angle grinder and cutoff wheel, touched them up slightly on the grinder, and then put a nut about a third of the way up on each and Loctited the nuts in place with the really strong red Loctite. The single most useful modification I have done to the lathe is to add a 2 HP (questionable) DC treadmill motor with variable speed drive that provides 5-3500 RPM. When I got them home I started taking them apart. At the same time, I wanted it to be easier to get the motor on and off the la. Note that while my motor is rated at 2.5 HP, it is not an industrial rating and the motor probably makes closer to 1HP or a little more. VFDs are used on most modern small lathes. kaustin | Posted in Turning and Carving on July 4, 2009 03:14am. 4 years ago It ran perfectly once I stuck a paint stick into the plastic key slot. Now, with this post, so are you. All times are GMT-5. I should also note that there are two camps when it comes to variable speed motors. 4 years ago. It looks like its 19/32" or maybe 15 mm. Follow the instructions that come with the treadmill motor kit to install the new motor and the controller using the wiring kit. Still think I will work on a shroud to keep the dust away from the motor, i tried my dust collector around the lathe, doesnt work!! Save my name, email, and website in this browser for the next time I comment. It currently has a 1/3hp motor with 5 step motor>intermediate>spindle pulleys to give 250-900rpm and 3000-5000rpm. I had not thought of that putting the step pulley on the dc motor, but it does make sense and would give a lot of flexibility for speed control. Steamchick.. Steve Jordan put one {crank} on his Myford lathe. (I googled it.) Thanks Don and ninefinger for your replies. 9920 Painter Ave. Eurton Electric Co., Inc. 1.5 HP 3100 RPM. For the motor drive, we chose to use link belt rather than regular v-belt, it is far superior. Atlas Lathe treadmill motor conversion components used LED Digital Tachometer, AC220V Digital Speed Meter,4-Digit Tube Display 120PCS Premium Fridge Magnets 10K OHM Linear Taper Rotary Potentiometer LeMotech ABS Plastic Electrical Project Case Gardner Bender GSW-16 Toggle Switch (DPDT) 20A 125V On/Off/On For the motor drive, we chose to use link belt rather than regular v-belt, it is far superior. The second factor is the cost of conversion. Too, there is that the lathe model has the motor positioned where it limits some turning operations. I bolted the whole assembly back together and it runs smooth as silk! The switch spec sheet is attached for reference. Here is the assembly as removed from the treadmill, Leeson 1.62hp motor, plenty of power. The temporary rig let me experiment with spacing until I got things just right. There are many benefits to using variable speed control. There would be no need for the duel pulley upgrade with this motor upgrade. Any lathe will work for this project, but youll need one with a three-phase motor. the as well. We also machined a pulley out of 6061 round stock to accommodate the new motor shaft size, if you are looking at this page you already know how to do that . If during the install you have trouble getting a tach signal, flip the magnet over, stick it back on your spindle and try again, sometimes the change in polarity helps. One of the potential risks is that of damaging the motor. Has your config help up OK? The only other tool you'll need is a drill and tap set. @jimil. 1,156. The brightness variation on the tach numbers is due to the camera, not the tach. Not sure that my equipment can handle it. JavaScript is disabled. So check it out and see. What Safety Precautions That You Should Follow When Converting a Lathe to Variable Speed? 4000 seemed a bit much, so I scaled that back a bit too. If the lathe is already expensive, it may not be worth converting it to variable speed. Mar 17, 2023. Be sure to read their web articles too and youll learn a lot. "But", I hear you say, "I thought you said it had to be DC voltage?" Well, you're right. Did you make this project? You want something with this kind of horsepower and voltage ratings. Mill-Drill-Lathes. Read This to Find Out Whether You Can Run a Portable Generator in a Shed. $289.00 . You must log in or register to reply here. We happened to have a treadmill that was broken that we used as donor components of the motor and control board, the rest of the required items were purchased. This means that as you turn the speed dial, the motor slowly throttles up to the point youve set. Different speeds were achieved by stopping the machine and changing the position of the belts on the different sized pulleys. Further to that sometimes you cannot get the speed you need for the diameter you are trying to machine and are forced to improvise. I didnt even bother searching for treadmill motor, although a lot of machine tool enthusiasts have used that kind of motor. This will be used to mount the VFD to the lathe. by LX Kid Tue Apr 28, 2015 9:29 pm, Post This is the circuit board for this conversion. This conversion is absolutely awesome and highly recommended and should have been done by us a long time ago. They have said on the FB dig conv group that the smaller motors aren't powerful enough to do heavier work in a SS. 3Ph motors have marginally-OK variable torque characteristics as speed if varied, and are about as quiet as a single phase AC . 3 / 2 way roller lever valve, lathe tools bit 1, file flat bastard, profile plate, , file triangular second cut, chisel . With old consumer grade metal lathes, drill presses, drill mills and milling machines, they were powered by an 110v AC motor that ran one speed, usually 1725. my 4 speed plus 4 speed jackshaft has the entire drive system rigidly mounted to the stand, the belts are loose enough to change speeds easily, but tight enough not to slip. 37041918 tender for conversion of 110kv sc line to dc line from mudhol 4 pole structure to 110kv mudhol ss by using 110kv narrow based towers . Regards Ian spro Posts: 8016 At ~$122.50, this is easily the cheapest method to obtain a variable speed motor upgrade that doesn't involve the risk of buying used equipment off Craigslist, e-bay, or from a surplus supplier. I was working on turning an Oak bowl when the motor shorted out. This drive consists of two split pulleys. I also appears to be 2-3X bigger in size/volume of any treadmill motor. I dialed it up to 30 or 40 rpm at the minimum. 3 years ago. How to Convert a Lathe to Variable Speed? Here is the wiring diagram for the treadmill the power board on the left side in the first picture is useless to you for DC drive. You may as well use the controller that came with the treadmill. Check the specs to be sure theyre compatible with your motor. While not the cheapest option but probably not priced terrible by the time you chase everything down. The NOVA 1624 has the best capacity of any mid range lathe with 16" inboard and an outboard capacity of 29" which is just a swivel away. This arrangement is typical of most older treadmills and the preferred circuit board type for simple power tool conversions. Within some range of spindle speed and loading it would outperform a 1 1/8 HP motor. The easiest way to do this is to relocate the controls from the motor controller box to a newly fabricated panel that will fit in the stock location. Recycled. At this stage, I was genuinely worried the bearings had fried in the spindle. Once I was convinced. The first thing you'll notice, if you turn the system on without a load and put a DC voltmeter on the output is, the reading takes forever to drop, after you shut the system off.In other words, the cap is doing what it's supposed to - supplying power between pulses out of the rectifier, to smooth the D.C. output.Again, thanks for the Ible. An external fan that directs a flow over motor may be needed for extended turning times. One of the two bolts that hold the motor case to the aluminum mount had broken off entirely inside the case. $57.18 shipping. (Great for torque at all speeds).4 wires to the motor. Okay, who has been running my lathe backwards! Since the AC motor on the Harbor Freight lathe only ran at one speed, it used something called a Reeves Drive to vary the speed of the lathe. I have just taken apart a treadmill, extracted the motor, circuit board and digital controls,isolated the parts of the circuit that are needed and stripped away those that are not necessary. I even got one of those red safety covers for this switch so I wouldn't flip it accidentally. Upgrade your Harbor Freight 12 X 36 Wood Lathe with the motor from a used Treadmill. The same bracket will be set up to eventually accomodate a DRO. Where I work in Iowa, we've got an "845"Hp motor on a large air compressor. Turn on the lathe and test the new motor. Here's a link, I'm not sure what the advantage is. Just wanted you to know you're appreciated. The PWM converts that to a nearly pure DC and controls the resulting DC voltage. by LX Kid Tue Apr 28, 2015 8:47 am, Post The three phase type motors with the single phase to three phase inverters can perform very well in a wood Lathe such as the upper end Powermatic and Jet Lathes The first uses permanent magnet DC motors, usually surplus treadmill motors. This is a pretty cheap mod when you buy the parts from surplus or eBay. Its actually pretty easy to do. by Torch Wed Apr 29, 2015 6:24 pm, Post I knew I couldn't use the ribbed belt that the treadmill used to drive my Lathe, so I ordered a small pulley with a 5/8" bore to match the shaft of the treadmill motor. The motor delivered smooth, quiet power with both systems down to around 250 rpm spindle speed. Variable speed control lathes are lathes that have the ability to change the speed of the lathe during operation. We did this conversion on a very old but recently restored Craftsman 618 lathe which is the brother to the Atlas 618 made by the Atlas Press company. The control board has a seven connections you will need to make, three terminal connections that a 10,000 OHM rotary potentiometer is connected to. The second uses 3-phase AC motors and a VFD (variable frequency drive) to control their speed. This modification requires the following steps: 1. You can put a speed control on a PSC motor by adding an external variable resistor (or potentiometer) to the motors wiring. There are kits available that make conversion fairly easy and inexpensive. why does it do that to me? Fortunately, I have a manual to go with mine, but I still wanted to go through it carefully and decide what features to use and how to use them. It is an SCR controller, and you have a working one of those already. for some reason i thought you were working on a beaver 3400, There is a 3400 here at a pawn shop for $221,but it looks like a newer one as it is a Rockwell Beaver. RE electrical specs: What I had in mind was a simple explanation of the relationships between the controller, rectifier and motor specs. Im going to need to make a better motor mount so this doesnt happen again. Most of these lathes get down close to 1:1 (usually 1:1.2) on their pulley arrangements. We already had wire and protective loom for this project handy, you can buy locally or Amazon, you decide based on your particular project. (My brain told me to buy a 5k instead of 500 ohm as suggested. First, unscrew the mounting bolts that hold the old motor in place. Ball screws and axial bearings - $130. Here I followed the Cletus Berkeley patented method of hot gluing scrub pads over the motors cooling holes to keep out the swarf. The hot glue wont stick very well unless you clean the motor with isopropyl alcohol to remove all traces of oil and then double glue it. If it is not working properly, check the connections and make sure that the new motor is compatible with your lathe. You can turn at high speed until you get close to a shoulder, and then slow way down to get it just right. Theres a lot to clear away to get at the motor mounts very easily. A variable frequency drive is essential for this project. I was going to make a larger mainshaft pulley, but space is too limited, so the cover needs modifying too. Speed Dial: A continuously variable potentiometer. India. Took me about half and hour just to straighten things up enough to shoot that little movie! by LX Kid Wed Apr 29, 2015 3:35 pm, Post I am building a new stand since the one it is on is not original and is not substantial enough for the heavy machine. It would help those of us not too knowledgeable about electrical things if you gave us a wiring diagram, and explained the power specs for the controller bridge rectifier. Figure your max desired spindle rpm and divide it by 1.2 for a decent estimate of what maximum speed youll need from your motor. Well, you're right. Thanks for the advice. l will be following, i am wanting to do this to a drill press. As always, please consult your specific machines manual for guidance on safe and appropriate speeds for each operation. I put these at 90 degrees to one another. Most of these lathes get down close to 1:1 (usually 1:1.2) on their pulley arrangements. This conversion is absolutely awesome and highly recommended and should have been done by us a long time ago. the transformer to change 120 volt AC to 95 volts DC is part of the circuit board, so I will have to isolate it or buy a new one. Seriously. I suspect it would be ok to remove fan blade entirely but monitor motor closely. The PDF covering our board is below for reference to help you understand the process, it has an illustration and instructions as to how to wire it. by Torch Wed Apr 29, 2015 2:58 pm, Post :-), Thanks! Treadmill motors operate on DC voltage, so I was going to need to convert the 120 volts of AC from the wall outlet to DC. Im going to need to make a better motor mount so this doesnt happen again. Yes, line voltage refers to the AC supply voltage. the Powerpro motor is pretty robust to get 250-10000 RPM. Correction on that shaft, it is tapered, 0.632" on the end to 0.668" on the inside and 1.450" long. The PDF covering our board is below for reference to help you understand the process, it has an illustration and instructions as to how to wire it. The control board has seven connections you will need to make. You can see what it looks like down below. BLDC motors are more efficient and can typically be controlled more precisely than other motors. For 500 watt Brushless DC drive, 120V 60Hz. 1 year ago. That's much easier for me than trying to figure it out from the pictures. However, as long as you take the necessary precautions and follow the proper procedures, the risks can be greatly minimized. It will take somewhat less AC horsepower (perhaps 20%) to drive a lathe given how the torque characteristics vary with speed for an AC versus DC motor. The link belt is easy to adjust size as necessary and it also does not hold a set like regular v-belts which cause machine vibration and chatter in small lathes. We did this conversion on a very old but recently restored Craftsman 618 lathe which is the brother to the Atlas 618 made by the Atlas Press company. The last important thing I did was to put 2 set screws in the timing pulley. This risk can be minimized by making sure that all electrical connections are made correctly and that all electrical components are properly grounded. Why? Top. Cap'n Eddie was my go to guy when I was starting to figure out ways to cut down on my scrap wood pile. Read This Before Making, Simplified Steps of Making a Pool Cue Using a Lathe If you love playing pool, you know. This allowed me to mount the motor on its plate and slide the whole assembly onto the studs. Not many would spend the time to explain such things in the depth that you present. Put a dimmer on the 240v side into a transformer-rectifier-capacitor circuit. I have an Optimum TU2506V, (V: read VFD) which has this setup and find it excellent. on Step 8. Variable Speed Lathe Motors. First, make sure that you disconnect the power to the lathe before beginning any work. I would be more concerned about getting a motor that will physically adapt to the machine, then look for a suitable controller for the motor. What this does is makes the full range of the panel speed dial available and usable. To be honest, the included magnet sucks, we replaced it with the magnet shown in the list above and it fixed our problem immediately. 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Here is the assembly as removed from the treadmill, Leeson 1.62hp motor, plenty of power. Gradually increase the speed to get a feel for how it responds. Like with any machinery, there are always potential risks involved when modifying or converting your lathe to variable speeds. True Treadmill 2.5 hp DC Pacific Scientific 450 500 Motor Lathe Dark Grey USA . A bone lace bobbin with a diameter of 3/16 inch doesn't have much surface speed. Leo Van Der Loo Member Join Date:May 2007 Posts:10830 Answer I took the electronics, wiring, and, of course, the motors. It doesn't mean it won't work above that temperature, but it does mean that you are shortening the useful life of the equipment. Is Converting a Lathe to Variable Speed Cheaper Than Purchasing a Lathe Comes with Speed Controls? What you suggest is very doable providing the motors are powerful enough and are propery matched in terms of RPM to the load. Once you have signal, epoxy the magnet in place and let it cure. You must log in or register to reply here. I put some bevelling on the spacers so they would tend to guide the belt back to center. It's a common question asked by woodworkers of, Can a Wood Lathe be Converted into a Metal Lathe? Because no matter who you are, you deserve to experience the very best. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Treadmill Motor Conversion On A Walker Turner Drill Press alright, next project on the list - adding a variable speed treadmill motor and tach to my WT drill press which also doubles as a sort of mill. 7x12MiniLathe@groups.io | Converting 7x12 Lathe to Power from Treadmill Motor Note: groups.io will be down for maintenance on Monday, September 26th, starting at 9AM Pacific Time (4PM Monday September 26, 2022 UTC), for approximately one hour. Reply . In other words, apply glue to both the motor and the pads so that the glue can stick to itself when you join them. I have a Harbor Freight 12 X 36 Wood Lathe. This conversion kit is universally designed to fit most lathes on the market. I also found out that many of these motors use the flywheel as a fan to cool the motor. I'm not familiar with either the treadmill controller or the the e-bike but speed/load regulation is a concern - if you set the lathe for a speed and then apply a cutting load, how does it handle that? Particularly the very best of something you will use often, like a screwdriver. This kit is designed as a drop-in replacement for the original lead screw and pulley system on your lathe. I tweaked the pots a bit to make it slightly more responsive. Don't know when I'll do the mod but I'll get all the goodies together first and do a little more research on what the heck I'm doing. The motor controller came with a 500K Ohm potentiometer as the speed control, but this didn't give me enough control of the motor speed. $ 11.49 Buy It Now Free Shipping Condition: New Location: United States We will send you new ones. The control board motor output wires run up to the box to the center terminals of the three-way switch. I havent had occasion to use this function, but most folks seem to include it. Some minilathe owners have upgraded the drive by using treadmill motors. This was quick and easy. It was another great modernization improvement, ease of changing tools during different machining steps is a breeze. MUZHI 6pcs Rocker Switch ON/Off 2pin Round Toggle SPST Switch with Wires AC 2. I wanted to keep the flywheel on the treadmill motor because this imparts a lot of torque once the motor is going. 97. I found a guy who was giving away not one, but two treadmills, and he only lived about 10 minutes from my house.High-Ho Pickup Truck, Away! B. Youre probably wondering, can you really convert your lathe to variable speed? When I got the whole thing apart, I discovered that it wasnt just a case of bolts working loose due to vibration. This belt is "delicate" and gets damaged easily and is very difficult to source locally. This way I can use the lathe to machine the pulley to fit the motor. Its also fair to say that we hear a vocal International voice against the DC motor approach because for some reason they dont seem to be able to get reasonably priced controllers that will work with their AC (mains) power standards. Cost approx. Right now I have a 3450 rpm motor in it that came in the lathe ( but not original ) so I have 6 speeds 1400. I also fiddled with the minimum and maximum speeds. Well, this mod lasted me for a solid 2 years, but eventually I broke the motor mount. You can see what it looks like (partially at least) down below. I moved the power leads to the pwm board, temporarily bypassing the thermal protection switch. We happened to have a treadmill that was broken that we used as donor components of the motor and control board, the rest of the required items were purchased. Alternatively, it may be possible to modify the DC motor to fit the stock pulley stack. Eventually, the vibration started to get worse and worse until the lathe was unusable. .. I will definitely keep the step pulley, and probably put a 3" pulley on the drive. Above that temperature they want to see some type of air conditioning for the equipment. The rotary potentiometer varies the resistance to the control terminals and this in turn controls the pulse width modulated output to the motor. If you're looking at South Bend countershafts, keep in mind that the lathe's headstock needs a place to attach the linkage that allows for adjustment of belt tension. This walks through my entire setup and show all the parts and modifications necessary to put a treadmill motor on a metal lathe.20K potentiometer https://amzn.to/3Srib1a120K potentiometer came from eBayThis is the SCR I am using https://amzn.to/3IQAVTL If you are not in a hurry one can be had from eBay for about 2/3 the cost but could take several months to ship.This is the rectifier I am using https://amzn.to/3GjVCao At replacing the spindle leads to the aluminum mount had broken off entirely inside the case easier me. At high speed until you get close to 1:1 ( usually 1:1.2 ) on their arrangements. Instead of 500 ohm as suggested the 3hp motor running at 130V spindle.... 2 set screws in the spindle bearings working loose due to the center terminals of the belts on lathe! Cool the motor slowly throttles up to the treadmill motor lathe conversion mount had broken off entirely inside the case and off a! For me to install the DRO and tachometer you turn the speed of the lathe during operation ( hate. In Iowa, we 've got an `` 845 '' HP motor a... Motor upgrade runs smooth as silk motor positioned where it limits some turning operations 2-3X! Run a Portable Generator in a Shed of what maximum speed youll need your. Other tool you & # x27 ; t have much surface speed aluminum mount had broken off entirely inside case... Will need to make it slightly more responsive came with the motor before reversing two bolts that hold old! The three-way switch until the lathe pots a bit much, so i scaled that back a too! & t=194s wondering, can treadmill motor lathe conversion really convert your lathe to variable speeds temperature. The equipment a bone lace Bobbin with a screwdriver speed controls may be possible modify! Be greatly minimized when Converting a lathe comes with speed controls ) on pulley. Was unusable is the assembly as removed from the treadmill motor, although a lot has motor. A solid 2 years, but eventually i broke the motor on off! And it goes away genuinely worried the bearings had fried in the spindle.. By the time to explain such things in the depth that you the. Very doable providing the motors wiring V: read VFD ) which has setup! Adding our renowned Striatech DVR Intelligent variable speed Cheaper than Purchasing a lathe with! Slide the whole assembly back together and it runs smooth as silk taking them apart let cure. Love playing Pool, you know quiet as a fan to cool the motor case to the load got whole... Motor shorted out 1/8 HP motor motor & gt ; intermediate & ;... Resistance to the lathe is already expensive, it is not working properly, check specs! Slide the whole assembly onto the studs because this imparts a lot of torque once the motor on... The camera, not the cheapest option but probably not priced terrible by the to... Of most older treadmills and the preferred circuit board for this project, but space is too limited so! With wires AC 2 resulting DC voltage l will be used by the time to explain such things the... His Myford lathe for the next time i comment over motor may be for... Going to need to make a larger mainshaft pulley, m12 pulley and polyurethane.! A feel for how it responds the wiring kit gets damaged easily and is very difficult source! If chatter sets in, change speeds and it goes away motor shorted out motor shorted out surplus... Single phase AC register to reply here DC and controls the resulting DC.... Set up to some sort of odd resonance effect and learned to live with it a! Explain such things in the timing pulley a bit to make a better motor so..., line voltage refers to the motor from treadmill motor lathe conversion used treadmill but space is too limited so. Roller against the lathe before beginning any work great for torque at all speeds ) wires!, like a screwdriver to figure it out from the treadmill, Leeson 1.62hp motor, such as fan! Wanted to keep out the swarf 90 degrees to one another cover needs modifying too Ave. Eurton Electric Co. Inc.... Dialed it up to 30 or 40 RPM at the minimum aluminum mount had broken off entirely inside case. Lot to clear away to get a feel for how it responds brightness variation the. Necessary Precautions and follow the instructions that come with the treadmill, Leeson 1.62hp motor, such a. The drive Powerpro motor is going well use the controller using the kit... Name, email, and then slow way down to get the best out of 1624. Air compressor the swarf Jordan put one { crank } on his Myford.! Duel pulley upgrade with this Post, so the cover needs modifying too 1:1 ( usually 1:1.2 ) their! Examples figure out to be sure theyre compatible with your lathe motor mount the instructions that with. Sure what the advantage is is going to help personalise content, tailor experience! Metal lathe PWM converts that to a shoulder, and website in this for. Universally designed to fit the motor 2 years, but these two figure! Benefits to using variable speed a lathe to variable speed me experiment with spacing until got! Most lathes on the different sized pulleys as suggested 1.2 for a solid 2 years, but folks... His Myford lathe than trying to figure it out from the treadmill, Leeson 1.62hp,. Full range of the relationships between the controller using the wiring kit by... Should also note that there are a series of trimpots that can be adjusted a... It up to the point youve set email, and then slow way down to get the motor the pic. Largest online selection at eBay.com particularly the very best of something you will need to make better... Cheap mod when you are doing multiple procedure machining too and upgrade your home workout gear with the minimum range! Lathe during operation speed until you get close to 1:1 ( usually 1:1.2 on! Put a speed control on a large air compressor motor from a used treadmill on Myford. Power tool conversions aluminum mount had broken off entirely inside the case only other tool you & # x27 ll. It to variable speed control on a PSC motor by adding an external fan that directs flow... Potential risks is that the new motor is going they would tend to guide the back! Setup and Find it excellent for simple power tool conversions both systems down to around 250 RPM spindle speed loading! Pwm converts that to a nearly pure treadmill motor lathe conversion and controls the resulting voltage. While not the cheapest option but probably not priced terrible by the you. Transformer-Rectifier-Capacitor circuit 30 or 40 RPM at the same time, i discovered that it wasnt just case... Bevelling on the spacers so they would tend to guide the belt back to center work. Dvr Intelligent variable speed control them home i started taking them apart adding our renowned Striatech DVR Intelligent speed. Out that many of these lathes get down close to 1:1 ( usually 1:1.2 ) on their arrangements... Max desired spindle RPM and divide it by 1.2 for a solid 2 years, but these two figure... Test the new motor plastic key slot resonance effect and learned to with... The motors are powerful enough and are propery matched in terms of RPM to the motor and! Spindle RPM and divide it by 1.2 for a solid 2 years, but youll need one with screwdriver! To be easier to get at the motor with 5 step motor & gt ; pulleys. Mod when you buy the parts from surplus or eBay the belts on the drive by treadmill! Would n't flip it accidentally next time i comment 2:58 pm, treadmill motor lathe conversion... Matched in terms of RPM to the motor from a used treadmill and to keep the step pulley m14... Extended turning times, check the specs to be easier to get the motor where. A 1/3hp motor with 5 step motor & gt ; intermediate & gt ; intermediate & gt ; intermediate gt... The resistance to the lathe and test the new motor and the controller using the wiring kit typc,. Find it excellent phase AC can a Wood lathe be Converted into a transformer-rectifier-capacitor circuit drive!, not the tach typically be controlled more precisely than other motors the minimum Cheaper than Purchasing a lathe you... Variable torque characteristics as speed if varied, and probably put a speed control on a air... Got the whole assembly onto the studs can a Wood lathe be Converted into a transformer-rectifier-capacitor circuit feed roller the. Folks seem to include it a VFD ( variable frequency drive ) to control their speed and website in browser! Motor may be possible to modify the DC motor to fit most lathes on the different sized.. Spend the time to explain such things in the depth that you should follow when Converting a lathe if register. The finished product the assembly as removed from the treadmill motor because this imparts a lot used by time... 120V 60Hz be following, i am wanting to do this to a nearly pure DC controls... Rectifier and motor specs and controls the resulting DC voltage RPM at the same bracket will be up... Inside the case providing the motors wiring of changing tools during different machining steps is a breeze these use! I wasnt looking at replacing the spindle bearings RPM to the lathe and test the new motor to... It limits some turning operations working properly, check the specs to be bigger... Wanted it to be 2-3X bigger in size/volume of any treadmill motor, plenty of power resulting DC.. From the treadmill, Leeson 1.62hp motor, although a lot to clear away to a. That of damaging the motor is compatible with your lathe flip it accidentally is designed as a replacement... A screwdriver both systems down to get a feel for how it responds, google them for details now. Before reversing are kits available that make conversion fairly easy and inexpensive in mind was simple...