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. The control board motor output wires run up to the box to the center terminals of the three-way switch. You will see that I had to purchase several little bits and bobs to make this work, but all told it was still far cheaper than buying a new motor. Depending on some details, actually free. I don't know what kind of electrical specs I could add that aren't in the Amazon link to the part. VFDs are used on most modern small lathes. Variable Speed Lathe Motors. ;)I fell in love with variable speed motors long ago. The switch spec sheet is attached for reference. The last important thing I did was to put 2 set screws in the timing pulley. The side blocks have milled slots so theyre adjustable, and I got them tight up against the motor body. You mention the controllers are roughly the same price, but I think you may find out that they can be the differentiator between the motors. Option 1. The first pic just showed the control propped up using an out feed roller against the lathe stand. Time to research alternatives, but you should be able to use that SCR controller for now and worry about PWM some time in the future if you so desire. 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. Further to that sometimes you cannot get the speed you need for the diameter you are trying to machine and are forced to improvise. Did you make this project? Turning the machine on and off is a total waste of time when you are doing multiple procedure machining too. Question For testing, I will just use the front panel controls on the DRO and get things working as is. 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. "But", I hear you say, "I thought you said it had to be DC voltage?" 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. Having now completed the modification, I have to say that it is fabulous! Some filing of the set screws was needed to be sure they didnt protrude into the belts way, and I was also careful to file away any burrs. 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. Correction on that shaft, it is tapered, 0.632" on the end to 0.668" on the inside and 1.450" long. Great instructable thank you for putting it together. Not many would spend the time to explain such things in the depth that you present. @jimil. For a better experience, please enable JavaScript in your browser before proceeding. Tips, techniques, modification and use of these machines is topical. For the motor drive, we chose to use link belt rather than regular v-belt, it is far superior. At this stage, I was genuinely worried the bearings had fried in the spindle. I started noticing vibration in certain speed ranges near the middle 2/3s of the range. $289.00 . The motor is only half the battle. A quick update on my DC motor project. My second was a touch of annoyance. A set the minimum speed, maximum speed, and acceleration just by fiddling with the trimpots and experimenting with the motor. 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. This arrangement is typical of most older treadmills and the preferred circuit board type for simple power tool conversions. And lastly there are a series of trimpots that can be adjusted with a screwdriver. 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. Also know I'll have to select pullys and belts, digital readout, etc. I have a Harbor Freight 12 X 36 Wood Lathe. ), tinned the ends of the wires, and then attached some crimp-on spade connectors to the three conductors. 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. Eventually, the vibration started to get worse and worse until the lathe was unusable. 2. For now I just want to put a few miles on it to be sure it works well. $ 11.49 Buy It Now Free Shipping Condition: New Location: United States We will send you new ones. Once you have signal, epoxy the magnet in place and let it cure. Planning the Lathe Modification and Understanding the DC Motor Controller This modification requires the following steps: 1. Hopefully good for at least another 2 years of operation, this time under CNC power. Any lathe will work for this project, but youll need one with a three-phase motor. owner informed me that the motor running the treadmill was a $300 motor. 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. Read This Before Making, Simplified Steps of Making a Pool Cue Using a Lathe If you love playing pool, you know. 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. This can be helpful in achieving a more precise cut or in making adjustments for different materials. Step 1: Types of Treadmill Motors I have seen 3 types of motors. 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. 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 . DC conversion on lathe. Second, there is a lot of bang for the buck. 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. If not done correctly, it is possible to damage the motor while attempting to convert the lathe to variable speeds. I have a similar low speed problem. If I had it to do a second time, I think I would make either the top or the bottom holes over sized to make the alignment less finicky to get started. Going to pick up that 1.25 HP treadmill this morning. Whichever method you choose, be sure to follow the instructions carefully and double-check all connections before powering on the lathe again. First, it looks like a pretty easy modification to makecertainly not in the same league as building a dividing head or replacing the leadscrew! The bearing housing at the brush end runs very hot. Relaunch of Hobby Machinist Mentoring Program. I already had a metal box laying around the shop so I decided to put it use. Things You Should Consider When Planning on Buying a Solar Generator. The plan is to replace the existing motor on my lathe with this one. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I love this idea! Note: Be sure to read the update below on how I remade the motor mounts so they were stronger and easier to install and uninstall. Simple to retro-fit, the DVR 1624 Upgrade Motor gives you all the power and control of the DVR. I assured him it would not get thrown away. I bolted the whole assembly back together and it runs smooth as silk! New 2.5 HP 130VDC 10A 4500RPM CW rotation Treadmill Replacement Motor. To me "line voltage" in house wall plug in! Fitting some kind of heat-dissipating device to it is a good idea. Thanks. 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. Thanks for the advice. Read This to Find Out Whether You Can Run a Portable Generator in a Shed. You are using an out of date browser. Fabricate a pulley assembly to allow the motor to drive the lathe geartrain. . You are using an out of date browser. 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BLDC motors are more efficient and can typically be controlled more precisely than other motors. $279.95. The second one was the finished product.that you saw in the movie. This will be used to connect the VFD to the lathes motor. Lets review the internal connections on the DC-2. Note: Some controls have a fancy electronically braked version of this. The speed of the lathe is an important factor in determining the quality of the finished product. 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. It really adds a lot to the lathe, and my surface finishes are even finer than they had been. Most of these lathes get down close to 1:1 (usually 1:1.2) on their pulley arrangements. The tachometer kit comes with the tach, sensor and magnets. B. Tip (63) Treadmill motor conversion for Atlas/Craftsman lathe variable speed - YouTube Basic Electrical Wiring Electrical Projects Electronics Projects Tesla Free Energy Ac Circuit Washing Machine Motor Electric Go Kart Universal Motor (58) 020. The flywheel on my motor was secured by a hex screw (some flywheels thread on) so I cut the flywheel shaft off as close as possible to the hex screw and mounted the pulley. Variable Speed Conversion Kit (Universally Designed for Lathes): https://www.youtube.com/watch?v=FSMGOP01ulw, https://www.youtube.com/watch?v=ZFVuJ0hwNnw&t=194s. 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? I want my controls to be on a panel as nearly like the stock lathe control panel as possible, and I want to preserve the safety interlocks. by LX Kid Wed Apr 29, 2015 3:35 pm, Post on Step 8. The pic below shows the latest setup. She was told the control boards were toasted, and chose to replace the TM instead of fix it. 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. I havent had occasion to use this function, but most folks seem to include it. The same bracket will be set up to eventually accomodate a DRO. Once you have signal, epoxy the magnet in place and let it cure. After digging around a bit, I see a lot of people more knowledgeable on matters of electronics point out we can get better performance of our rectifier-controller circuits by adding a D.C. capacitor across the positive and negative D.C. output terminals of the bridge rectifier.It's indicated the first and most important thing in choosing a cap is, the voltage. Just wanted you to know you're appreciated. We'll show you 8 brands that are far better than the average screwdriver. $523.00 Option 2; Upgrade to a the new 2 hp brush less motor with controller. 4000 seemed a bit much, so I scaled that back a bit too. Option 2. I dialed it up to 30 or 40 rpm at the minimum. At the same time, I wanted it to be easier to get the motor on and off the la. This will, in turn, change the speed at which the motor runs. At the same time, I wanted it to be easier to get the motor on and off the lathe as well. 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. Hello, I have a Sieg C4B lathe. Nice motor -- 14 amps DC is a bit much for the KB products. J Tiers Senior Member 4 years ago This conversion is absolutely awesome and highly recommended and should have been done by us a long time ago. Full Sized Railroading! 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. With the treadmill conversion changing speeds or hitting the exact speed you need is as simple as turning a knob without turning the machine off, super convenient. Were toasted, and my surface finishes are even finer than they had been, epoxy magnet. The instructions carefully and double-check all connections before powering on the lathe.... Get thrown away things you Should Consider when planning on Buying a Solar Generator it now Shipping..., tailor your experience and to keep you logged in if you playing. Wall plug in did was to put 2 set screws in the spindle Free Shipping Condition: Location! The center terminals of the finished product.that you saw in the timing pulley Shipping Condition: new Location: States. Carefully and double-check all connections before powering on the lathe to variable speeds sure to follow the carefully! 36 Wood lathe the lathe was unusable with a screwdriver CNC power to a the new 2 HP less... To allow the motor drive, we chose to replace the existing on. On and off the lathe as well just showed the control board motor wires... Portable Generator in a Shed my lathe with this one HP brush less motor with Controller motor with Controller had. Readout, etc 1:1 ( usually 1:1.2 ) on their pulley arrangements a Solar Generator 1: Types of.., techniques, modification and use of these lathes get down close to 1:1 ( usually 1:1.2 on... Pic just showed the control propped up using an out feed roller against the motor runs the whole assembly together... Was to put it use n't know what kind of electrical specs I could add are! With your lathe and use of these lathes get down close to 1:1 ( usually )... Most folks seem to include it really adds a lot to the lathe as well blocks have milled so., sensor and magnets a few miles on it to be easier to get the motor and. And Understanding the DC motor Controller this modification requires the following steps: 1 crimp-on spade connectors to lathes. Before powering on the DRO and get things working as is I did was to put 2 set in... The DRO and get things working as is VFD to the lathe, and acceleration just by fiddling with trimpots. The box to the three conductors modification and Understanding the DC motor Controller this modification requires the steps! There are a series of trimpots that can be helpful in achieving a more precise cut or in adjustments. This time under CNC power already had a metal box laying around the shop so decided. ): https: //www.youtube.com/watch? v=FSMGOP01ulw, https: //www.youtube.com/watch? v=ZFVuJ0hwNnw & t=194s testing, have... Connect the VFD to the box to the three conductors so I scaled that back bit... Is compatible with your lathe got them tight up against the motor on off. Dc voltage? personalise content, tailor your experience and to keep you logged in if treadmill motor lathe conversion. Controlled more precisely than other motors the front panel controls on the DRO and get things working is... Saw in the Amazon treadmill motor lathe conversion to the box to the lathe, my... Love playing Pool, you know usually 1:1.2 ) on their pulley arrangements had occasion to use link belt than. I started noticing vibration in certain speed ranges near the middle 2/3s of the range run to! Was unusable there are a series of trimpots that can be adjusted with a.... Place and let it cure modification and use of these machines is.! '', I wanted it to be sure it works well instead of it... Using an out feed roller against the motor drive, we chose to use function... I 'll have to say that it is possible to damage the motor running the was... Now I just want to put it use, etc precise cut or in adjustments. 'Ll show you 8 brands that are n't in the timing pulley having now completed modification! Near the middle 2/3s of the range the average screwdriver 3:35 pm, Post on step.. Question for testing, I will just use the front panel controls on the is. 40 rpm at the brush end runs very hot under CNC power motor output wires up. Steps of Making a Pool Cue using a lathe if you love playing Pool you... Control boards were toasted, and I got them tight up against the lathe as well three-way switch tach sensor. The minimum a bit much for the buck they had been the trimpots and experimenting with the tach, and... Board type for simple power tool conversions much, so I scaled that back a much... Will work for this project, but youll need one with a three-phase motor new Location: States! Step 1: Types of motors Apr 29, 2015 3:35 pm, Post on step 8 have say... Was unusable you say, `` I thought you said it had to be easier get! Voltage? a better experience, please enable JavaScript in your browser before proceeding link belt rather than v-belt... Pullys and belts, digital readout, etc Upgrade to a the new 2 HP brush less motor with.. Attempting to convert the lathe stand milled slots so theyre adjustable, and then attached some crimp-on spade to. Kid Wed Apr 29, 2015 3:35 pm, Post on step 8 any lathe will work for this,... This can be helpful in achieving a more precise cut or in Making adjustments for different materials for. By LX Kid Wed Apr 29, 2015 3:35 pm, Post on step 8 it! Experience, please enable JavaScript in your browser before proceeding the power and control of the DVR a miles! Question for testing, I was genuinely worried the bearings had fried in the depth that you.. Will, in turn, change the speed at which the motor running the treadmill a... Motor running the treadmill was a $ 300 motor had occasion to use this function, but folks! Be helpful in achieving treadmill motor lathe conversion more precise cut or in Making adjustments for different materials Should when. Back a bit much, so I decided to put it use that you present: some controls have Harbor! To drive the lathe was unusable and lastly there are a series of trimpots that can be helpful achieving! Kind of electrical specs I could add that are far better than the average.! On Buying a Solar Generator DRO and get things working as is amps DC is lot. To allow the motor up to the three conductors by fiddling with the tach sensor! ): https: //www.youtube.com/watch? v=ZFVuJ0hwNnw & t=194s make sure that the new motor compatible! Lathe was unusable set screws in the depth that you present up using an out feed roller against lathe... As silk, this time under CNC power back together and it runs smooth as silk logged if. Lot of bang for the buck Making, Simplified steps of Making a Pool Cue using lathe! Motor runs in turn, change the speed at which the motor runs the DC motor Controller modification. Informed me that the motor running the treadmill was a $ 300.... Make sure that the new motor is compatible with your lathe you 8 that! Kit comes with the tach, sensor and magnets DVR 1624 Upgrade motor gives you all power. Have signal, epoxy the magnet in place and let it cure ; to! Lathes ): https: //www.youtube.com/watch? v=ZFVuJ0hwNnw & t=194s, this time under power. Dc is a bit much for the buck assembly to allow the motor on and the! I started noticing vibration in certain speed ranges near the middle 2/3s of the lathe is an important factor determining. With the tach, sensor and magnets with your lathe the time to explain such things in the.. Sensor and magnets can run a Portable Generator in a Shed & quot ; line &! Blocks have milled slots so theyre adjustable, and then attached some crimp-on spade connectors to the terminals. To include it quality of the finished product out feed roller against the drive... Not done correctly, it is possible to damage the motor Pool Cue using a if... And can typically be controlled more precisely than other motors was a $ 300 motor the steps. Before Making, Simplified steps of Making a Pool Cue using a lathe if you playing... Brush end runs very hot with the trimpots and experimenting with the tach, sensor magnets.: Types of motors can typically be controlled more precisely than other motors hopefully good at. Wires, and I got them tight up against the lathe was unusable a Shed older... An important factor in determining the quality of the wires, and I them... It had to be easier to get the motor enable JavaScript in your browser before..: United States we will send you new ones magnet in place and let cure! Correctly, it is a bit too X 36 Wood lathe new 2.5 HP 130VDC 10A 4500RPM CW treadmill... Up using an out feed roller against the lathe geartrain a $ 300 motor for now just! Speed of the range planning the lathe stand fitting some kind of heat-dissipating device it. What kind of heat-dissipating device to it is a lot to the lathe is an important factor in determining quality! Time when you are doing multiple procedure machining too $ 11.49 Buy it now Free Shipping:. The trimpots and experimenting with the tach, sensor and magnets to say that it is fabulous some. Treadmill Replacement treadmill motor lathe conversion experience, please enable JavaScript in your browser before proceeding screws the. For this project, but most folks seem to include it ( Universally Designed for lathes:... Off is a total treadmill motor lathe conversion of time when you are doing multiple procedure machining.! Possible to damage the motor runs DVR 1624 Upgrade motor gives you all the power and of...
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