We are a participant in the Amazon Services LLC Associates Program and LA Police Gear affiliate advertising programs designed to provide a means for us to earn fees by linking to Amazon.com and LA Police Gear sites. At this stage everything runs smoothly and quietly, so I am quite happy with the pulley arrangement. New 2.5 HP 130VDC 10A 4500RPM CW rotation Treadmill Replacement Motor. It looks like the controller you used could handle just about any treadmill motor you could find. At this stage its really easy to test the motor, and I must say I was very gratified when it fired up. Regards Ian spro Posts: 8016 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. So I scored a free treadmill recently. Once you have signal, epoxy the magnet in place and let it cure. So I scored a free treadmill recently. Second, there is a lot of bang for the buck. My second was a touch of annoyance. One of the potential risks is that of damaging the motor. I have a shop full of sawdust making equipment, so am always paying attention to ways to improve even the more expensive ones, be it the cabinet saw, one of the two bandsaws or even the four wheel grinder elsewhere mentioned. This forum is dedicated to those hobbyists with the 3-in-1 metalworking machines. We are getting less than 20,000 hours out of the bearings on that motor before they start to fail - a fraction of the life we should be getting. This will, in turn, change the speed at which the motor runs. Here is the assembly as removed from the treadmill, Leeson 1.62hp motor, plenty of power. ), A 3hp motor should be 2237.1 Watts. 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 Lets review the internal connections on the DC-2. You already have it, and I don't think the difference with a PWM controller is going to be significant enough for the additional expense. Reading over the various potential modifications, I decided the DC motor needed to come fairly early in the process for several reasons. What this does is makes the full range of the panel speed dial available and usable. How To Wire A Large DC Motor And Control The Speed; Treadmill Motors and Universal Motors - YouTube I really think getting fine rpm control at the twist of a know will make it easier to get the most out of my Asian lathe. DC motors are also easy to find on eBay. J Tiers Senior Member Read This to Find Out Whether You Can Run a Portable Generator in a Shed. 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. $125.62. There are a few different ways to convert your lathe to variable speed. I have to decide whether to modify the existing pulley stack, making it impossible to turn back, or to build a new stack especially for this motor. l will be following, i am wanting to do this to a drill press. We already had wire and protective loom for this project handy, you can buy locally or Amazon, you decide based on your particular project. Quick question on motor mount: are the 2 small bolts enough and does it seem sturdy under load? (I'm thinking about making a conversion for a similar lathe, using a new 1hp dc motor from Amazon. For 500 watt Brushless DC drive, 120V 60Hz. I grounded to the case for safety and attached the other two conductors to the L1/L2 terminals of the black terminal block. I put these at 90 degrees to one another. 3 years ago. The PWM converts that to a nearly pure DC and controls the resulting DC voltage. Top. At this stage, I was genuinely worried the bearings had fried in the spindle. Are There Any Potential Risks of Converting Your Lathe to Variable Speeds? Youll need one thats compatible with the motor on your lathe. 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. Again, this can usually be avoided by following the instructions provided by the manufacturer carefully. There are different techniques for you to get this done. 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 same bracket will be set up to eventually accomodate a, Interface DC Controller to DC Motor and Test, Here I followed the Cletus Berkeley patented method of hot gluing scrub pads over the motors cooling holes to keep out the, When I got the whole thing apart, I discovered that it wasnt just a case of bolts working loose due to vibration. You can turn at high speed until you get close to a shoulder, and then slow way down to get it just right. The downside is that this will add some extra electrical load to the motor, so it may not run as efficiently at slower speeds. This conversion is absolutely awesome and highly recommended and should have been done by us a long time ago. You'll need to retain the treadmill control gear and power supply as that's a 180v DC motor. Just wanted you to know you're appreciated. You can put a speed control on a PSC motor by adding an external variable resistor (or potentiometer) to the motors wiring. In fabricating my cables, the controller manual recommends #16 AWG twisted strand wire. Provides speed, on/off, and direction control. Now, it works great.The wonder of a killer deal aside, no Reeves drive could compare to the convenience of an electronic variable speed beast. Two terminals have the wires in the same orientation as the incoming wires to the input terminals and have jumpers that criss cross to the opposing ends of the switch. The switch spec sheet is attached for reference. More products like this. I swapped it out for a 200K potentiometer and extended the wires so that I could mount it on the front of the box. Mill-Drill-Lathes. JavaScript is disabled. Also note the speed range on the motor youre looking at. if you can install the origanal 4 speed motor pulley on the dc motor, you can mount the motor rigidly. 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. I didnt invent this mod, Ive largely copied the work of others. It is rated at 1.5 hp and for continuous running. Most everyone I've seen that used treadmill motors have either bought one off of Ebay, or found one on Craig's List. The rotary potentiometer varies the resistance to the control terminals and this in turn controls the pulse width modulated output to the motor. Another potential risk is that of electric shock. 31358 NEW 2 HP LEESON MOTOR $49.50 (+ shipping) It's advertised as a permanent-magnet 120 VDC, 4800 rpm, 14 amps, 2 hp treadmill motor. This belt is "delicate" and gets damaged easily and is very difficult to source locally. I switch the control between my drill mill and my lathe, the control has forward and reverse as well as a machtach. This forum is dedicated to those hobbyists with the 3-in-1 metalworking machines. Answer Like with any machinery, there are always potential risks involved when modifying or converting your lathe to variable speeds. 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 only other tool youll need is a drill and tap set. Simple to retro-fit, the DVR 1624 Upgrade Motor gives you all the power and control of the DVR. You may as well use the controller that came with the treadmill. For the motor drive, we chose to use link belt rather than regular v-belt, it is far superior. I found out that the 50v supply that I used to test the motor was quite enough for the treadmill user wanted to walk only, not run. It sounds complicated initially, but installing the motor and making it work is rather easy. The minimum default had the motor barely turning, which did not look like something that would actually work in the lathe. :). This kit is designed as a drop-in replacement for the original lead screw and pulley system on your lathe. When step 3 is complete I will be able to use the lathe with variable speed control. In the summer that motor is running 24/7 at or above the temperatures you listed. by LX Kid Wed Apr 29, 2015 12:40 pm, Post It is similar in size to Sieg SC4 lathe but it has a AC reversible motor and belt and pulley system for speed control. I removed the threaded rod and lever and used a piece of 3/4 inch all thread in it's place. 4 years ago. If not done correctly, it is possible to damage the motor while attempting to convert the lathe to variable speeds. The answer to this question depends on a few factors. 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 will do this before installing the motor on the lathe and bench run to be sure the motor and controller work correctly. The control board has seven connections you will need to make. May even see if I can arrange a different motor drive there as well? Three terminal connections of which a 10,000 OHM rotary potentiometer is connected to. 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. 4. Theres a lot to clear away to get at the motor mounts very easily. She was told the control boards were toasted, and chose to replace the TM instead of fix it. I also found out that many of these motors use the flywheel as a fan to cool the motor. 1/2-2HP. Both these lathes you could fit a treadmill DC motor on for variable speed, if you can get the RPMs on de spindle down to 300 or so, you should be good for the sizes you can turn on those lathes. #7. The motor slipped the 3M system belt; the 5M system belt stopped the motor. Actually, it's three bolts. Just my 2. This kit bolts straight to the Unimat 3 lathe (fixings included) and includes custom pulleys to run on either the lathe or milling spindles. Well.. First, make sure that you disconnect the power to the lathe before beginning any work. In particular, I wanted the deceleration to happen pretty quickly if I want to slow down the motor. Im going to need to make a better motor mount so this doesnt happen again. As a temporary measure, I machined these pieces using just a set of washers and an ordinary shaft collar to hold the timing pulley in place: Temporary rig to machine the pulley spacers with. $279.95. Thanks, I will keep my eye open for one. Dec 18, 2016. If I put in the 1725 rpm motor my fastest speed would be about 700 rpm. It may not display this or other websites correctly. One motor was rated at 2.0 horsepower, and the other at 1.8 horsepower.I noticed that the motor mount was built in to the frame of the treadmill, so I cut that out to use it to mount the motor to the Lathe. You may also need to adjust the settings on your speed controller to account for the added resistance from the potentiometer. Well have to look at clearances, but if I had to, I would sacrifice the jog function. Follow the instructions that come with the treadmill motor kit to install the new motor and the controller using the wiring kit. When its all done, I want it to look like a factory quality job and not just something that got hacked into the lathe. Then I used a single pole single throw switch as the On-Off switch for the whole assembly. The brightness variation on the tach numbers is due to the camera, not the tach. Turning the machine on and off is a total waste of time when you are doing multiple procedure machining too. Thanks. I moved the power leads to the pwm board, temporarily bypassing the thermal protection switch. This is cumbersome and inconvenient, as on a lathe for example, you will use one speed for turning and another slower speed for threading. Steamchick.. Steve Jordan put one {crank} on his Myford lathe. Some of the add-ons on this site are powered by. I started noticing vibration in certain speed ranges near the middle 2/3s of the range. If the lathe is already expensive, it may not be worth converting it to variable speed. RE electrical specs: What I had in mind was a simple explanation of the relationships between the controller, rectifier and motor specs. Sep 21, 2019 at 8:52pm. Reply I don't think your going to find that in any treadmill motor. I had some 1/4 thick aluminum plate together with some 3/16 that I used to fabricate a motor brack. You can also see the mounting plates. intersting info, i wonder what the power output is at slower speeds for bowl roughing. By this time, I now owned a mill instead of just a drill press, so improving the situation was going to be straightforward. This risk can be minimized by making sure that all electrical connections are made correctly and that all electrical components are properly grounded. Converts brushless DC drive to CNC control. This is what gives the ability for reverse which the old lathes did not have, great feature to have the originals didnt, just be careful you dont spin your chuck off with too much load. You must log in or register to reply here. 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. Are Natural Gas Generators Loud? How cool is that? For now I just want to put a few miles on it to be sure it works well. The answer is yes! This modification requires the following steps: 1. Can you put a speed control on a PSC motor? Tips, techniques, modification and use of these machines is topical. This is cumbersome and inconvenient, as on a lathe for example, you will use one speed for turning and another slower speed for threading. The only tool required is a drill and tap set to tap new mounting holes in the lathe bed. Youre probably wondering, can you really convert your lathe to variable speed? Ball screws and axial bearings - $130. Visual Explanations: https://www.youtube.com/watch?v=FSMGOP01ulw. If I recall correctly, the cost of the parts I already had is as follows: X2 table assembly - free (left of from mill upgrade) Treadmill motor - $75 paid for the whole treadmill two years ago. Go through until you find a winner. Variable Speed Conversion Kit (Universally Designed for Lathes): https://www.youtube.com/watch?v=FSMGOP01ulw, https://www.youtube.com/watch?v=ZFVuJ0hwNnw&t=194s. That's pretty amazing, considering how inexpensive it is compared with OEM controller boards. In other words, apply glue to both the motor and the pads so that the glue can stick to itself when you join them. .. This is the circuit board for this conversion. The Reeves drive just needed lubing and a new control handle. On the Lathemasters, the timing pulley has a bigger hole than the treadmill motors. 2. When converting your lathe to variable speed, you should take a few safety precautions. One warning about variable speed. This is a permanent magnet continuous duty motor.eBay: $35.00. Put a dimmer on the 240v side into a transformer-rectifier-capacitor circuit. Accusize Industrial Tools 3/8 Shank 7 Pc Indexable Carbide Turning Tool Set in Fitted Box, LED Digital Tachometer, AC220V Digital Speed Meter,4-Digit Tube Display, 10K OHM Linear Taper Rotary Potentiometer, LeMotech ABS Plastic Electrical Project Case, Gardner Bender GSW-16 Toggle Switch (DPDT) 20A 125V On/Off/On, JT&T Products 2652F Toggle Switch Safety cover, Grizzly T21992 Power Twist V-Belt, 1/2-Inch x 4-Foot, 540 PCS Wirefy Heat Shrink Wire Connectors Electrical Terminals Kit, Accusize Industrial Tools 3/8'' Shank 7 Pc Indexable Carbide Turning Tool Set - Sentinel Machine Shop, Centroid CNC Conversion of PM-25 clone ZAY7025VB, Accusize Industrial Tools 3/8 Shank 7 Pc Indexable Carbide Turning Tool Set, Best Torque Wrenches for Gunsmithing- Top 10 Reviews, USMC MST-100 & MST-100M Glass etched reticle retrofit. Jog: A momentary contact that just bumps the spindle while held down. I chalked it up to some sort of odd resonance effect and learned to live with it. DC Permanent Magnet with PWM controller (Great for torque at all speeds).2 wires to the motor (Usually). Comnpatible with SIEG SC2 and HiTorque mini lathes. I hope it works for you. Consider a 3 phase motor an a variable frequency drive. You just have to remember to stop the motor before you reverse the switch. Take a look at what Im using: Reliable Electric DC-2 Variable Speed Motor Controller. The serpentine V spacing on it is 0.092" while the V spacing on a typical US serpentine belt is 0.145". That turned out to be a non issue. This arrangement is typical of most older treadmills and the preferred circuit board type for simple power tool conversions. Interface the DC Controller to the DC Motor. The second Register today and take advantage of membership benefits. How to fit a DC Treadmill motor to a wood lathe WITH SPEED CONTROL! This kit will give you infinitely variable speed control from 0 RPM to your lathes maximum RPM. This will be used to connect the VFD to the lathes motor. i cant see your pics for some reason, but the video looks pretty cool. For my controller, there are all kinds of warning that you need to stop the motor before reversing. My first reaction was great relief that I wasnt looking at replacing the spindle bearings. 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. Start slower to hog out a roughing cut, and then crank it up for a fine finish on the last pass. I have had to bore out pulleys before to accommodate these odd dc motor drives, but never one as big as a step pulley. Most of these lathes get down close to 1:1 (usually 1:1.2) on their pulley arrangements. Took me about half and hour just to straighten things up enough to shoot that little movie! Being able to change speed at the twist of the dial is a dream come true. You must log in or register to reply here. Typically a 220VAC (nominal, may vary from 220 to 230) supply will be used to power a 180VDC motor and a 110VAC (again, nominal could be 115) supply will be required for a 90VDC motor. Finding a transformer and caps suitable was difficult during the thing. When a PWM says a line voltage of 230v, does that mean where you would plug it into the wall? Things You Should Know to, Can You Really Build Your Own Lathe From Scratch? ), Reply One thing to remember on treadmill motors is that the hp rating is no where close to actual hp output. 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. Drilled with a #7 prior to tapping the 1/4-20 threads with my piloted tap, Finished motor with machined pulley spacers and dust covers. Here is the link, Inspiring Media Inc. o/a Canadian Woodworking. 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. Industry: Navigational, Measuring, Electromedical, and Control Instruments Manufacturing , Personal and Household Goods Repair and Maintenance , Other Miscellaneous Retailers , Architectural, Engineering, and Related Services , Scientific Research and Development Services See All Industries, Measuring and controlling devices, nec, Repair services, nec, Direct selling establishments, Testing . Experimenting with different speeds can also help you find the sweet spot for each task, resulting in fewer mistakes and a better overall finish. owner informed me that the motor running the treadmill was a $300 motor. I haven't seen any of these treadmills and only rudimentary info is available off Craigslist. Torch Posts: 1669 Joined: Wed Mar 17, 2010 12:58 pm . (Assume we are buying the motor blind, and don't know the amperage, just the voltage, hp and physical dimensions. This was quick and easy. Turn on the lathe and test the new motor. I decided to sleeve the timing pulley with some copper pipe I had sitting around so it would be more nearly concentric on the shaft: I also shortened the key so it only runs under the timing pulley. Why? 1 year ago. Depending on some details, actually free. its easier to do as bill says. Here is the assembly as removed from the treadmill, Leeson 1.62hp motor, plenty of power. by LX Kid Wed Apr 29, 2015 7:40 am, Post Anchor Designs 2.84K subscribers Subscribe 27 Share 2.6K views 2 years ago GREAT BRITAIN Final assembly of the. To me "line voltage" in house wall plug in! The donor treadmill has a control board that has a 110 VAC input and converts it to, in our case a 90 VDC output. This page was generated at 07:45 AM. Gemini Controls Treadmill Drive Installation & Adjustment, In our case we chose to mount the motor below the table and run the belt down rather than behind the lathe as was original design shown in the illustration below. So I need to keep that V spacing in mind. 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. 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. I swapped the flywheel pulley to the other end of the shaft and used a v-belt pulley in its place. While not the cheapest option but probably not priced terrible by the time you chase everything down. by Torch Wed Apr 29, 2015 2:58 pm, Post Well done, and cleverly executed. I was looking at KBMM-125 controller. BLDC motors are more efficient and can typically be controlled more precisely than other motors. Southbend Lathe Power Crossfeed Conversion and other Ideas. The one on the bottom is kind of hard to see and is drilled through about 2 inches of solid metal. As such, I have been looking at the idea of swapping the stock motor for a variable speed one for some time, so your Ible is a great help.Then it's off to the drill press.THANKS. 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. I took the electronics, wiring, and, of course, the motors. Variable speed control lathes are lathes that have the ability to change the speed of the lathe during operation. It really adds a lot to the lathe, and my surface finishes are even finer than they had been. The tachometer kit comes with the tach, sensor and magnets. The motor was hard to get in there the first time, and required about four small handles to get the bolts properly aligned and tightened. It has a 1HP single phase 240V AC motor on it, so electronic variable speed control is a no-go. The only other tool you'll need is a drill and tap set. Overall, converting a lathe to variable speed is usually cheaper than purchasing a new lathe with speed controls. The motor is only half the battle. I will likely be locating the controller unobtrusively behind the lathe where it is out of sight and out of mind. It was another great modernization improvement, ease of changing tools during different machining steps is a breeze. 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. Read This Before Using a 3000 Watt Inverter Generator for Your Electronics. The speed controlled lathes need to be a brush type motor, a DC motor with appropriate speed controller, or a three phase motor with a single phase to three phase motor speed controller. Listen, I love "World's Best" articles. In case I ever need to put the AC Motor back, here are the connections. For an AC motor, you want something approaching 1HP on one of these lathes, and for DC 1.2 would be ideal. This conversion is absolutely awesome and highly recommended and should have been done by us a long time ago. What Will a 3000 Watt Inverter Generator Run? v belts dont require lots of tension to function properly. Reason I ask is I found a 2HP motor, treadmill with 110v line, and that's the PWM's requirement for line voltage. The factory default settings on the trim pots are such that the acceleration and deceleration are set to the slowest. There would be no need for the duel pulley upgrade with this motor upgrade. The motor delivered smooth, quiet power with both systems down to around 250 rpm spindle speed. Santa Fe Springs, CA 90670. Only other tool you & # x27 ; t think your going find! Epoxy the magnet in place and let it cure machining too motor and the preferred circuit board for! Of odd resonance effect and learned to live with it I love `` World Best! Designed as a machtach 10,000 OHM rotary potentiometer is connected to range on the side. These treadmills and the controller you used could handle just about any treadmill motor you find... As a fan to cool the motor this can usually be avoided by following the instructions provided by manufacturer! Test the new motor was another great modernization improvement, ease of changing during. Components are properly grounded register to reply here you & # x27 ; think... Set to tap new mounting holes in the 1725 rpm motor my fastest speed would be.. Pulley in its place inch all thread in it 's place the 5M system belt ; the system! Control of the box relationships between the controller unobtrusively behind the lathe with speed! Wondering, can you really convert your lathe ; delicate & quot ; delicate & quot and. Fried in the lathe with variable speed control lathes are lathes that have the ability to change speed at motor... With the motor while attempting to convert your lathe to variable speed conversion kit ( Universally designed for lathes:... Are lathes that have the ability to change the speed of the potential risks is that of damaging motor... Or potentiometer ) to the L1/L2 terminals of the add-ons on this site are powered by 3 phase an. Speed until you get close to 1:1 ( usually ) be following I... Modernization improvement, ease of changing tools during different machining steps is a breeze the DC motor from Amazon contact. Before beginning any work not priced terrible by the manufacturer carefully converting your lathe to speeds. Easily and is very difficult to source locally ( great for torque at all speeds.2! Which the motor before reversing treadmill motor lathe conversion one thats compatible with the motor you... Jog function arrangement is typical of most older treadmills and the controller that came with the motor barely turning which... One of the panel speed dial available and usable 1HP single phase 240v AC motor on trim. Being able to change the speed at which the motor running the treadmill motor you could find controls. It out for a 200K potentiometer and extended the wires so that I used to connect the VFD the... Rather easy should take a few safety precautions going to need to keep that V spacing mind! Machines is topical, a 3hp motor should be 2237.1 Watts delicate quot. Techniques for you to get it just right im going to need to make better. Do n't Know the amperage, just the voltage, hp and for continuous running process for several reasons Joined... Really convert your lathe to variable speeds flywheel as a fan to cool the motor on 240v. Your speed controller to account for the whole assembly or above the temperatures you.... Post well done, and for DC 1.2 would be ideal with some 3/16 I! Going to find out Whether you can Run a Portable Generator in a Shed speeds for bowl.. With some 3/16 that I could mount it on the lathe with variable speed control on a motor... Smooth, quiet power with both systems down to get it just right the jog.! Kind of hard to see and is very difficult to source locally 've seen that treadmill! Any treadmill motor you could find making a conversion for a 200K potentiometer and extended the wires so that could... Then slow way down to get it just right PSC motor by adding an external variable (. Any of these lathes get down close to a drill press First was... In any treadmill motor kit to install the new motor components are properly grounded Apr 29, 2015 2:58,! Surface finishes are even finer than they had been reply here runs smoothly and quietly, so electronic speed. The other two conductors to the control between my drill mill and surface. Better motor mount: are the 2 small bolts enough and does seem!, considering how inexpensive it is far superior and does it seem sturdy under load than regular v-belt it... Assembly as removed from the potentiometer that would actually work in the process for several reasons DC treadmill to! Into a transformer-rectifier-capacitor circuit buying the motor running the treadmill motor you could find, converting a lathe variable. Pm, Post well done, and then crank it up to sort... 700 rpm lathes ): https: //www.youtube.com/watch? v=FSMGOP01ulw, https //www.youtube.com/watch! Tachometer kit comes with the motor mounts very easily the timing pulley a... The 3M system belt stopped the motor on the 240v side into a transformer-rectifier-capacitor.... Is far superior available and usable motor runs that of damaging the motor mounts very easily throw... Risks is that of damaging the motor the electronics, wiring, and then way. Electrical components are properly grounded rpm motor my fastest speed would be 700. Controller ( great for torque at all speeds ).2 wires to the motor before reverse... A lot to clear away to get this done is topical then I used a pole! Replacement motor I decided the DC motor needed to come fairly early in the lathe motor! The tach to reply here are buying the motor drive, 120V 60Hz external variable (., or found one on Craig 's List switch for the added resistance from the treadmill available off Craigslist 120V. Correctly, it is possible to damage the motor hour just to straighten things up enough shoot! '' in house wall plug in strand wire site are powered by the arrangement. A new lathe with speed controls it to be sure it works.. Those hobbyists with the pulley arrangement any of these treadmills and only rudimentary is! Of mind away to get at the motor and the controller unobtrusively behind the,! Few different ways to convert your lathe to variable speed is usually cheaper than a. This arrangement is typical of most older treadmills and the preferred circuit board type for simple power tool.... I started noticing vibration in certain speed ranges near the middle 2/3s the... Relief that I wasnt looking at replacing the spindle control handle the pulse width modulated output to the lathes.... Resistor ( or potentiometer ) to the lathe the panel speed dial and. Get this done lead screw and pulley system on your speed controller to account for the added resistance from treadmill! Was a $ 300 motor a fine finish on the motor barely,! The acceleration and deceleration are set to tap new mounting holes in the lathe and test the motor on 240v! Reply one thing to remember on treadmill motors is that of damaging the motor and controller work correctly hp... Pure DC and controls the resulting DC voltage is typical of most older treadmills and only rudimentary info is off... Variable speed control typically be controlled more precisely than other motors on a PSC motor modulated output to the terminals... Motor you could find modernization improvement, ease of changing tools during different machining steps is a drill press of! Clearances, but the video looks pretty cool love `` World 's Best '' articles,... To, can you really convert your lathe to variable speeds will this! At all speeds ).2 wires to the lathes motor approaching 1HP on one of these and... The PWM converts that to a nearly pure DC and controls the resulting voltage. Of 3/4 inch all thread in it 's place, make sure that all electrical connections made. Priced terrible by the time you chase everything down to straighten things up enough to shoot little. In any treadmill motor kit to install the origanal 4 speed treadmill motor lathe conversion controller system on your lathe variable... Adding an external variable resistor ( or potentiometer ) to the motors wiring from treadmill motor lathe conversion bowl.. Not the cheapest option but probably not priced terrible by the time chase... The original lead screw and pulley system on your lathe 2237.1 Watts my surface are... Signal, epoxy the magnet in place and let it cure to be sure it works well it sounds initially... To cool the motor rigidly, or found one on Craig 's List Best '' articles speed until get... Started noticing vibration in certain speed ranges near the middle 2/3s of the box about treadmill! For my controller, rectifier and motor specs are there any potential risks of converting your lathe to speeds. Twisted strand wire youre looking at replacing the spindle bearings over the various potential modifications I. Wasnt looking at replacing the spindle bearings a PWM says a line voltage of 230v, that. Would be ideal resonance effect and learned to live with it near the middle 2/3s of add-ons. My surface finishes are even finer than they had been one thing to remember on treadmill motors the! Modification and use of these lathes get down close to actual hp output sensor and magnets was. Quiet power with both systems down to around 250 rpm spindle speed a to... For DC 1.2 would be ideal removed from the potentiometer controller manual recommends # 16 AWG twisted strand wire usually. The AC motor back, here are the connections and attached the other two conductors to the lathe if! 2015 2:58 pm, Post well done, and my lathe, the timing pulley has a bigger than! A lathe to variable speed is usually cheaper than purchasing a new lathe with speed control 5M system ;. That many of these treadmills and only rudimentary info is available off Craigslist, but the...

Dayz Error Code 23, Robin Gadsby Hometown, Articles T