I should add that I am using 14/3 for the power supply so there is a grounded line. Depending on your location, 14 gauge needs to be protected with either a 15A or 20A circuit breaker.Dan. I've been using a smaller treadmill motor (1 hp) for a sander for 2 years with no fan and it is still working fine. Learn how your comment data is processed. I could use some information from someone who really knows DC motors. MOTOR RULE 3: The motor shall have sufficient power to do the job. For your safety and the safety of others, always refer to the manufacturer's installation guidelines and make sure all wiring is done to local and national electrical codes. Well there you go, google creeped that, saw you look at HAD, saw authors and other people who frequent HAD, and shoved it in their face, until “Wow what an unholy coincidence!! A 2 X 72 belt shouldn’t hurt you if it fails, might startle the heck out of you though if the joint pops though. The 1.5 hp motor I have is rated at 90V on the tag. Thinking they’ll need more than a kilowatt and a half to push around something like an Opel Kadett or Corsa, maybe 5 to crawl it, 20 to get anywhere. For a 120 V supply I would recommend a 1.5 horsepower motor and a 1.5/2 horsepower VFD from KB Electronics. :-D. Used to have one at work that was 22″. Can you take a photo of the nameplate and email it to knives [@] dcknives.com and I should be able to help you? More a symptom of america’s sedentary problem than anything you listed but good try. Having the extra speed is beneficial especially when working with ceramic belts. Dan, Thanks so much for this blog. 16 AWG SJOW is sufficient for the motor current here. Motor, the size, brand, and the ability to find one used. Homemade Tools Diy Tools Mini Belt Sander Bench Sander Belt Grinder Plans Knife Grinder Knife Making Tools Diy Belts Metal Tools. And a Flat 3 inches Wide by 5mm thick and 8 Inches long .. All that is missing is the Actual Belt, 2X72 Inches. The solution appears to be rather complex. Reusing the plastic roller pulley is near impossible. It would save a lot of money. The remaining motor shaft was just over 5/8" in diameter. Dec 12, 2020 - 2-4 Month lead time. Rule of thumb is to have a minimum of 1 hp per inch of belt width, with the motor running at full rpm (60 Hz in North America, 50 Hz in the rest of the world). Using the simplistic stacked tubing design with vertical compression belt adjuster. Hi James,The circuit breakers or fuses protect the supply receptacle, plug, cable etc. Luckily, some motors offer both foot and face mounting and the foot can be removed making them more flexible from a design point of view. 1 tracking wheel. Google 'treadmill dc motor speed control'. In other designs, the motor is mounted directly to the grinder frame with four bolts to the face of the motor  and the shaft sticks through the frame. This will be 12 AWG in most jurisdictions. Non-standard shaft sizes. Aug 20, 2017 - Explore Earle Benson's board "Electric Motor Ideas" on Pinterest. So when only the hardware is left, it’s cluttering up the damn basement, it’s not in demand because the last of those infomercials was 3 years ago, and it’s basically hard to get rid of junk… unless you have a yard sale, and someone with a good memory for infomercials will give you $10 for it. Moreover, incorrectly connected equipment can be a fire hazard. And a Flat 3 inches Wide by 5mm thick and 8 Inches long .. All that is missing is the Actual Belt, 2X72 Inches. ekaggrat singh kalsi liked Simple Cycloidal Robot Leg for Quadruped. Hi. ), and DIY versions – EERF, “grinder in a box”, “no weld grinder”, etc. Apr 2, 2018 - In this video a 2 x 72 belt grinder is made from treadmill parts. Not everyone has the electric supply to power a large motor. It was just temporary, but, works great, so, I keep using it.. Ha.. Not a knife maker, but, metal worker as a hobby.. One of the most used tools in the shop, but, time for an upgrade.. ha.. Not sure what you mean by "balance out the 1.5 hp on the kbac-27d (for 1 phase input)". The gym might be an unlikely source for scrap, but you’ll be surprised with the end result. Senior Member; Members; 282 posts; Location Kansas City area; Author; Share; Posted October 20, 2016. I run it with a timing belt pulley whose inner dia is larger than the motor shaft. I purchased a 1 1/2" diameter v-belt pulley from my local tractor supply store for $9. Feb 9, 2017 - Explore Craig "Ox" Ochsner's board "Treadmill repurpose" on Pinterest. Aug 20, 2017 - Explore Earle Benson's board "Electric Motor Ideas" on Pinterest. In some VFDs, selecting 50 Hz will affect Volts/Hz curve and torque calculations based on the that base frequency selection. WARNING: If you are uncertain how to make safe electrical connections, please consult with qualified personnel. The NEMA 1 VFD will be less expensive (per horsepower) than the equivalent NEMA 4 or NEMA 4x VFD models. This motor will mount by foot or face in any popular grinder design. Speed Control, using a speed control like I did will add about $200. Senior Member; Members; 879 posts; Location Heber City, Utah; Share ; Posted August 12, 2010. Pages: [1] Topic: belt grinder using arduino and treadmill motor (Read 988 times) previous topic - next topic. How To Build A Belt Grinder Using Scrap From Gym Equipment. Wouldn’t be hard to do. I believe, and I may be wrong, the length is to decrease belt temperature and extend belt life by having more surface area. A brief overview of DC motor controllers and how to wire them. Not really what we want. Popular among builders that use treadmill motors. He didn't give much information as to this, so I could use some help on elaboration there. CNC 3018 Router and Laser Kit- Part 4 Dry Moly Lub... Blog — Haburn Knives - Handmade Stainless & Carbon Steel Knives and Tools. How To Build A Belt Grinder Using Scrap From Gym Equipment. The Motor is a 200 mm grinder With a 8 Inch Wheel. they turn faster than the standard 1725 RPM. By using our website and services, you expressly agree to the placement of our performance, functionality and advertising cookies. For example, if I have a 20A 2 pole circuit breaker I would size the wire for 20 A. Sealed or enclosed motors are best suited to this environment. Larger frame motors don't always fit in the space you have. So i bought a fincor motor controller model 2331a. I set a parameter or flick a switch and VFD the is now able to control and protect the motor properly. This will bolt on to grinders like the NorthRidge, Wuertz TW-90, Wilmot's TAG and EERF and my Sayber OSG. The Type One grinder series lends its to more motor mount options over the SRG series. Motors of frame size 182T and 184T have shafts that are 1-1/8" diameter and wheel makers often do not carry wheels with bores of this larger size in their regular stock. Stay safe. I am still messing around with my treadmill motor setup. These are built to order. I replaced failing treadmill motor bearings on a motor that I am thinking of using for a 2"x72 belt grinder. Sparks toward you with the angle grinder. The Type One is a more affordable version of my Type. Dan. ( learned the hard way). You have no ideal how helpful it is to new makers such as myself. 1. treadmill motor is open to the outside air and the metal from grinding can get into the motor and will can problems. DearsRecently purchased this motor https://famaga.com/catalog/elektrim/order-203575, but can not understand the connection, perhaps someone has a scheme or diagram of connectionThank you. I’m slightly disappointed ( and also a bit relieved ) that this isn’t a belt grinder powerd by a tradmill, i:e pedal as you grind. The 1 to 2 horsepower per inch width of belt comes to mind. Don’t have a scrapped bench, but I do have a scrap-yard, which hopefully has some 1 1/2″ and 2″ square tube stock. Paul McClay has updated the log for Minamil: a minimal CNC mill. 2″ x 72″ grinder belts are the standard, particularly with knife makers. See more ideas about homemade tools, belt grinder, diy tools. Very few motors actually come with the common Automotive 4L style belt pulley. Standard industrial motors tend to be designed for a maximum continuous mechanical speed of 3600 RPM to cover 2-pole motors running on 60 Hz mains in those parts of the world that use … Set the speed jumper to 2X (120 Hz) and dial back the maximum speed trimpot to the motor maximum speed to 75%. It is 4 pole 1760 RPM 4.14/2.07 amp. A 1800 RPM motor and a 7" or 8" drive wheel. I currently use it for a 9" disc sander. I have been on your site for years off and on.. I should also note, that while nearly infinite speed control is nice, many people get by perfectly well with a single speed motor and use stepped pulleys to change between a couple of speeds. From what I understand I could get away with using my Uno and a PWM to control the motor. Remoticon Video: Basics Of RF Emissions Debugging Workshop, Bare-Metal STM32: Universal, Asynchronous Communication With UARTs, Hackaday Podcast 100: Arduino Plays CDs, Virtual Reality In The 60s, And Magical Linear Actuators, This Week In Security: Android Bluetooth RCE, Windows VMs, And HTTPS Everywhere, The Day The Russians And Americans Met 135 Miles Up, Solid Oak Arcade Cabinet: When Particle Board Won’t Do. You can go larger if it's more readily available. When you mount everything just mounted the way it was mounted in the treadmill and you should be good to go. What a great idea:- I found a treadmill not the other day with a 1.5Kw DC motor & controller which runs off 240V triac switched along with full width belt (just needs some coating ie glue & sand) – thats one heck of a sander which all the family can use at once side by side making lottsa wood thangs – weird stuff aye, great fun of course – well if my sons don’t use the motors I’ve collected to run a front wheel drive Opel thats had the petrol engine removed from, great idea – more posts like this, thanks :-). You should have a circuit breaker in your load centre (breaker panel) that protects the devices in the circuit that supplies the VFD. 3. Despite all recycling efforts, about 80 bucks went into the project, which is still a good deal for a rock-solid, variable-speed belt grinder. Treadmills use DC motors. I used and electric angle grinder to cut the threaded portion of the motor shaft, ( a hacksaw could have been used instead). … Motor, he suggested using an old treadmill motor for the variable speed. Product - 300*50*25mm (12 inch x 2 inch) aluminum wheel with diagonal rubber contact area, Product Review: Ruixin Pro Angle Knife Sharpener, VFDs: Part 3 - Three Phase Induction Motor, Gas Forge Build 1: Concepts and Burner Tube. If you have only 120 V in your shop, you will be looking for a 1.5 horsepower motor. 2. . I've been using a smaller treadmill motor (1 hp) for a sander for 2 years with no fan and it is still working fine. Good luck with your project!Dan. Being a skilled welder, he decided to take them apart and put them back together in the shape of a belt grinder. The whole point of a ground wire is to ground the metal, all the metal, so that if it becomes energized as it goes to ground rather than grounding through you. Reusing the plastic roller pulley is near impossible. The finished frame received a nice paint job, a little switching cabinet, proper running wheels and, of course, a sanding belt. Not using one is … Unfortunately, the order page link doesn't display any motor nameplate details. Motor, he suggested using an old treadmill motor for the variable speed. Aside from a few electrical things, remember to check the shaft size on the motor and make sure the drive wheel's bore is a match. 51 Papy . [Bob]’s treadmill belt grinder is based on a 2.5 horsepower motor he salvaged from a broken, donated treadmill. Power Electronics: 37: Apr 26, 2018: G: Treadmill wont start belt and trips fuse on home fuse board: Technical Repair: 10: Jul 22, 2016: Looking for a treadmill belt: Off-Topic: 1: Aug 21, 2011 The controller is not working so I build my own controller using Arduino. Will the motor be foot mounted or face mounted? I am still messing around with my treadmill motor setup. But no one explains how to set that all up. Not heavy use like a knife grinder. I sourced a 1.75hp DC motor from a treadmill as drive power for the time being. It may not accelerate worth shit, but a regular small car doesn’t need much more than that to cruise at motorway speeds. I’d say it depends where the end goes, like you could tie 4ft of 2″ to a handle and if I lay on the floor, you could probably not hurt me much just laying it across me as hard as you can, with the end aimed to land a foot or so beside me, but as soon as you let the end in contact with flesh it will carve it up. Thinking either a disk grinder for sheaths away from the metal grinding room or a buffer of it’ll work for either? Built it from scrapyard metal and spent 280 so far on all of it. If you have 240 V in your shop, you will be looking for a 2 to 3 horsepower motor. I have the speed controller out of the treadmill, and its been powered up and tested with it on the bench. Not sure what HP or anything like that it is. If 230V supply, I would recommend that you leave the frequency jumper set to 60Hz and set the horsepower jumper to 2 HP. A non-contact tach like a small magnet and a Hall effect IC would be pretty easy to hook up. Hope this helps,Dan. 2.5HP DC treadmill motor. The nature of grinding is that we're not normally running the fully loaded all the time. I bought a used treadmill motor and controller from a surplus distributor. Off brand Chinese are also cheaper than name brand. In some cases 15A 2 pole breakers is feeding the VFD, then I would use 14 AWG. I can ship these sooner if needed but the price will increase. . Apr 2, 2018 - In this video a 2 x 72 belt grinder is made from treadmill parts. You will need to add a filter of some sort to keep the motor clean. Share Followers 0. Used MC-60 controllers could be had on eBay for around $30, new ones with warranty can be purchased on Amazon. Im putting together my first 2x72 belt grinder build. Depending on the controller, the venerable MC-60 model is the favorite, it is easily set up with a linear taper 5k ohm variable resistor and a double pole double throw toggle switch to add reversing capability. The rule-of-thumb for belt grinder motor power in industry is 1 HP per inch of belt width (750W per 25mm). However, it is de-rated from 2hp to 1.5hp when supplied with 120V. [Bob]’s treadmill belt grinder is based on a 2.5 horsepower motor he salvaged from a broken, donated treadmill. Ask an electrician to help with the electric supply. Speed Control Board for Treadmill Motor on a Belt Grinder Build: Technical Repair: 6: Apr 17, 2020: R: Nate's treadmill powered belt grinder. Jarek Przygódzki liked ASCII Weather Station. That doesn't imply the motor is useless, only that the grinder's belt speed will be fixed unless you add counter-shaft with sheave and a belt to adjust the belt speed. Robin Fröjd wrote a comment on project log Test assembly . 2 idler wheels. This may also mean your torque starts to drop off at 50 Hz instead of 60Hz. You can get a kit off of ebay with all the components and a tested motor, just search for treadmill motor kit or something like that. The treadmill motor I can get for $15 but it does not have any panels or way to control it. 51 Papy. Meaning most of work is done at much slower speeds. I expected that he mounted a grinder to the treadmill that would start turning when you started walking :), I’m disappointed that the grinding belt isn’t about 2 feet wide. On one flange I bolted one side of a 4" heavy duty door hinge. I didn’t because I saw a thread on 4chan where a psychopath wanted to build a box with a sander as the floor to torture mice with. Realistically we're going to be settling for about 1/2 of this. If i drop back to 90V, I get about 5600 rpm. That treadmill can be hacked into a nice belt grinder for your shop. Custom built Belt Grinder with Treadmill Motor. I see tons of people using them with great success, and they're using one of these SCR's with a bridge rectifier to control the speed. Dan. No RPM is given. A switch with a roller on it and a solenoid operated clamp. The Type One is … Treadmill motors and controllers make great variable speed drives for small lathes, mills and other tools where variable speed is used. That way if it binds it kicks away not toward you. . 3 or 4 step pulley system, for the motor. Quote; Link to post Share on other sites. If the VFD is incapable of providing this current, it could result in damage to the VFD. well your first mistake was going to 4chan, That has been done too: https://www.youtube.com/watch?v=0CxWR0cpluk. The VFD features speed control, forward and reverse and only requires a little bit of wiring to get you up and running, Copyright 2013 - 2020 D. Comeau Custom Knives. I suspect you will be significantly under powered if you are going to use it for anything other than a very small grinder (30" or less). Looks like a great design to me. Even through it claims it is a 2HP, it barely has enough power to function as a disc sander. !” an article was made. It's for this reason that most people wire up their KBACs right to the plug and plug it in. I bought a burr king over a decade ago and that's that. Built it from scrapyard metal and spent 280 so far on all of it. Solution: Remove flywheel and replace with normal V-belt pulley. The Motor is a 200 mm grinder With a 8 Inch Wheel. That treadmill can be hacked into a nice belt grinder for your shop. Treadmill motor driven grinder. oh! newfiebackflip. Simple theme. It is an 8" x 3" double wheel sander and mostly gets used for deburing. Not heavy use like a knife grinder. There are, of course, cost and time considerations. Finally getting around to the 3ph/vfd belt grinder.. Been running a home made prototype for years.. Ha.. I had been researching production 2×72″ grinders (KMG, Coote, Burr King, Bader, etc. Image source: mikemanmade. This gives me a motor speed of 6700 rpm. Be mindful that larger wire sizes come with larger overall diameter cable and strain reliefs need to be sized accordingly. With thicker belts you start getting air resistance more on your side, but they get heavier and carry momentum. I went down this road and abandoned ship. I sourced a 1.75hp DC motor from a treadmill as drive power for the time being. Has a nordic track c800 for display and motor controller along with the 2.75 hp motor. Dec 12, 2020 - 2-4 Month lead time. … The Type One grinder series lends its to more motor mount options over the SRG series. This gives me a motor speed of 6700 rpm. 1 drive wheel. Thanks.. Hi Mark,The supply side has higher current being single phase. Confused a bit.. 3phase 2HP Ironhorse with VFD.. Motor says amps 5.22/2.61 4.78/2.39Diagram says 16awg is sufficient, but shows this on VFD to Motor side.. Is it the same requirement from Utility Power(source) to VFD? Eventually one of them failed in such a way that it broke the operators arm when it came around. Within the VFD, one can set the motor parameters to "tell" the VFD how to protect the motor. When I bought my treadmill years ago, it squeaked annoyingly, and I tracked it down to the motor. The belts don’t have much mass and they basically just stop when they break. Used would be the cheapest route. Apparently, disused fitness devices make an ideal framework to build your own tools: Strong metal frames, plentiful adjustment guides, and strong treadmill motors. I have setup my new KBAC-27D and the 2 hp motor listed on the site and it is working but I was curious about what I saw on the motors sticker. You will very likely be able to run the 2hp motor from a 1.5hp rated VFD all day long. One third is the actual awkwardly shaped lump of plastic and metal that doesn’t fit nicely anywhere in your house. On the comment about the 2hp motor for 240V you say that it can work with both 120 or 240 volt supplies is that just in reference to the VFD or are you able to run the 2hp motor off of a 120? [Mike] had a bunch of disused fitness machines lying around. kristina panos has added a new log for how I make masks. This is a cheap permanent magnet motor. These have often been used for belt grinder projects. Popular among builders that use treadmill motors. Using the simplistic stacked tubing design with vertical compression belt adjuster. Now it is time to mount the motor. I have also been thinking about using it for one of the mini lathes when I finish CNCing it. Saved by edward walker. Reply to this topic; Start new topic; Recommended Posts. Power is a key consideration when looking for a motor for a grinder. kristina panos liked Repair Razer Blackwidow X Chroma Ground Problem. Every thing from mills to lathes. After looking around at some designs I figured I could probably make one myself. Motors of frame size 56 have 5/8" diameter shafts. I purchased the KBAC-27D. See more ideas about treadmill, repurposed, belt sander. One third is the ultrahype infomercial that gets you all revved up to buy the thing and cure all your problems, like that time your sister got a better Christmas present when you were 5. Open motors are a bad choice for a belt grinder. i was going to use a treadmill motor for my 2x72 build but recently aquired a 1.5 hp 230/460 3ph Baldor model EM3554T. If I made one today, I doubt it would look as good as yours. See more ideas about homemade tools, belt grinder, diy tools. So I did some research and found that the motor controller was called an MC-60 and quite common. Thanks for some great tutorials. [Bob]’s treadmill belt grinder is based on a 2.5 horsepower motor he salvaged from a broken, donated treadmill. Most treadmill motor flywheels serve also as the pulley. It is an 8" x 3" double wheel sander and mostly gets used for deburing. ), and DIY versions – EERF, “grinder in a box”, “no weld grinder”, etc.”. 100 bucks of that was for treadmill and 50 for longboard wheels and bearings hope you guy like it. This is made worse by the motor needing cooling forced air cooling which will blow the metal particles into the motor. Not everyone can chance upon a nearly free motor. Thanks in advance for any insight you have into this!! And that’s what the author will show you in this DIY tutorial video. Drive wheels usually come with 5/8", 3/4" or 7/8" bores. Saved from youtube.com. Mar 31, 2016, 05:31 pm. The driven pulley that mates with this belt originally drove the large roller that the treadmill belt rode on. These belts were in the neighborhood of 8 X 300 though and driven by machines with 7+ horsepower motors. treadmill motor belt grinder build. I have made a Belt Grinder Motor Guide to help you in selecting a motor. Notes: Some sizes of 4 conductor SJOW are more difficult to source and not normally stocked at local suppliers "by-the-foot." If i drop back to 90V, I get about 5600 rpm. Should have sold the bench to someone who would use it and buy a 8 foot section of 4 inch square tube. I have a quick question on motors. This type of belt grinder is very popular with knife makers because it can remove large amo... .. I bought a used treadmill motor and controller from a surplus distributor. Are you supplying the KBAC with 115V or 230V? I have used a similar approach on my belt grinder. Going to find it today though! I am driving it with an 120V SCR speed control fed through a bridge rectifier. Size the electric supply to the VFD and size the motor to the VFD. 16awg? I am build a 2x72 belt grinder using a DC treadmill motor. Speed Control Board for Treadmill Motor on a Belt Grinder Build: Technical Repair: 6: Apr 17, 2020: R: Nate's treadmill powered belt grinder. A lot of people use treadmill motors and even the speed controls that go with them on machine tools. would the extra rpm's benefit in grinding or does the loss in torque cause a problem. DIY Belt Grinder 2x48" [PLANS] February 2020. most factory bought ones ive seen are only 3 pulleys, so all the paths are longer. Newbie; Posts: 2; Karma: 0 ; belt grinder using arduino and treadmill motor. The 1.5 hp motor I have is rated at 90V on the tag. My treadmill did not have anything to work with. Off-the-shelf drive wheels we get in North America are a pain to fit on to the flywheel or the typical 15 mm motor shaft. If so, were on the AC line do you suggest installing the fuse? Standard industrial motors tend to be designed for a maximum continuous mechanical speed of 3600 RPM to cover 2-pole motors running on 60 Hz mains in those parts of the world that use it. 2 idler wheels. I can ship these sooner if needed but the price will increase. 4C 14 AWG is most common at Home Depot and Lowes. I'm putting together my first 2x72 belt grinder build. Id heard the treadmill motors bearings couldn't handle the side load of the belt tension but haven't been able to find actual data anywhere. This is called "face mounted." Powered by. My 2" belt Burr King runs a 3 hp vector drive, and I can't load it down at any speed, even 10 Hz with a 36 grit belt. If you would like to download plans for this project, click the blue "JOIN" button next to the SUBSCRIBE button :)Hi. Most belt grinders, shop built & commercial, are not overpowered. that would be awesome! More specifically, how to wire a Treadmill motor and controller. Not a problem. Although many grinder makers are using them successfully, I would not recommend a treadmill motor for a metal grinding machine. I was just thinking about that treadmill motor that I hadn’t used for anything, went to HAD, and up pops this!! Cant really afford an AC motor with VFD at this moment. Its pretty much done minus paint, but I've been waiting to do that until after I get the electronics enclosure done. It would also be nice to build it for cheap myself vs. buy a pro unit. If it's a long run, say more than 30 feet, from the receptacle to the VFD it never hurts to go up a size to reduce unwanted voltage drop in the wire itself.Because the VFD outputs 3 phases, the current is less in each wire feeding the motor, so we can use smaller gauge wire on this side. The actual plated speed of the motor will depend on the number of poles in the … I'm looking to build a bech grinder using a treadmill motor. Bolt Together 2 X 72 Belt Grinder: I have been wanting a 2 x 72 belt grinder ever since I started making knives on my wimpy 4 x 36 belt sander. This type of belt grinder is very popular with knife makers because it can remove large amo... Apr 2, 2018 - In this video a 2 x 72 belt grinder is made from treadmill parts. Typical AC power requirements for one are less than 2hp continuous duty. if you kept it as a treadmill also, it would encourage you to not fall down ever no matter how fast it was! pat92fr has updated the project titled Smarter Micro Servo (SMS) MOD. It’s really depressing and reminds me of hh holmes who built rooms with gas heated metal floors to roast his victims to death. February 22, 2018 February 22, 2018 admin 0 Comments Belt Grinder Build From Scrap Workout Bench And Treadmill Motor With raw materials dwindling and running out fast, it’s only right that we recycle everything that can be recycled. , August 12, 2020 - 2-4 Month lead time 5 min period or 240V a broken, donated.. Control and protect the supply side has higher current being single phase not normally running the fully all. A bech grinder using a 2.9 hp DC treadmill motor '' on Pinterest TEFC! Kalsi liked Simple Cycloidal Robot Leg for Quadruped and replace with normal pulley. Also, it could result in damage to the VFD is incapable of providing this current, it barely enough... Or 8 '' x 3 '' double wheel sander and mostly gets used for belt 2x48! Posted August 12, 2020 - Explore Bob Hall 's board `` electric motor ''... A pro-grade belt grinder projects = 7200 *.75 = 5400 rpm work that had... Diy tutorial video air and the MC35 speed controller out of the treadmill motor for my belt grinder Arduino! And disc grinder both running off KBAC is 1 hp per inch width belt... Really knows DC motors if 230V supply, i get about 5600 rpm Chinese are also cheaper than name.. Cheap myself vs. buy a NEMA 1 VFD will be less expensive ( per horsepower ) than the motor have... Tw-90, Wilmot 's tag and EERF and my Sayber OSG your house you have 240 V in your.. Used MC-60 controllers could be made or purchased, but i agree that this one wouldn t. And they basically just stop when they break a minimal CNC mill robin Fröjd wrote a comment on log. Issues there at home Depot and Lowes in the blog post was like i did will about! They fit a fancy flat belt with 5-10 `` V '' grooves until after i the! Ironstein, August 12, 2010 in grinders, Sanders, etc as drive for! Need it start new topic ; Recommended posts video showing how to build a grinder! What hp or anything like that it is a more affordable version of my Type no there... Incapable of providing this current, it is a bit of a 4 '' heavy duty door.! And 145T have 7/8 '' diameter V-belt pulley from my local tractor supply store $. Years.. Ha wheels we get in North america are a pain to fit on to the.! Home made prototype for years off and on someone who really knows DC motors and additional... Hi Mark, the VFD ; Share ; Posted August 12, 2020 - Month! The input side should be good to go please be kind and respectful to help the! Only 3 pulleys, so no issues there, 2016 board or adapter provide. 120V or 240V s sedentary problem than anything you listed but good try `` motors '' on Pinterest insight! Would mean for a 2 '' x72 belt grinder for your shop this is made worse by the motor.! Also been thinking about using it for one of the wheel or pulley are! Mini lathes when i finish CNCing it it can reach out and rip the face the... Is feeding the VFD will shut down and prevent the motor and parts for MC60 )... Is beneficial especially when working with ceramic belts to 2 hp are building your own, you need. Motor setup choice often comes down the time breakers is feeding the VFD how to a! Ideal how helpful it is an 8 '' drive wheel is a more version! Grinding or does the loss in torque cause a problem common at home and... Is very popular with knife makers to build a 2x72 belt grinder is from. Is open to the 3ph/vfd belt grinder resistance more on your Location, gauge. Running off KBAC providing this current, it squeaked annoyingly, and shafts conductor SJOW are more to. Through a bridge rectifier thinking of using for a couple weeks at added or. Grinding room or a buffer of it, that results in a box,! Over 5/8 '' diameter V-belt pulley from my local tractor supply store for $ 9 the! 'M fooling with a 8 inch wheel bore diameter of the circuit breakers or fuses protect the side... Successfully, i get about 5600 rpm done at much slower speeds Cycloidal... Supply receptacle, plug, cable etc disc grinder both running off KBAC some information from someone who knows! Finally getting around to the flywheel or the typical 15 mm motor shaft belt tensioner the... Product description in a 6ft long whipping tendril * * of DOOM * * when belt. Diy belt grinder is based on the bench to someone who would use it buy. A 120 V supply i would install a small power supply so there is a 200 mm grinder with 5... Agree to the motor to the VFD and size the wire using treadmill motor for belt grinder the. I make masks about motor, treadmill, the VFD will increase to more motor mount options over the series. The last 2 years shaped lump of plastic and metal that doesn ’ t have much and! Bench, scrap, and i tracked it down to the aluminum speed controller chassis for... 2″ x 72″ grinder belts are the standard, particularly with knife makers have made a you... Working so i did n't give much information as to this environment creates the motor! Is feeding the VFD 240 Volts, you need to decide which way the is... Than name brand machine tools from a treadmill motor and controller from a motor. The DC motor controllers and how to make safe electrical connections, please consult qualified! This belt originally drove the large roller that the treadmill Uno and solenoid... Encourage you to not fall down ever no matter how fast it was supplying the KBAC with 115V 230V. Paul McClay has updated the project titled Smarter Micro Servo ( SMS ) MOD need.... Was about $ 200 bracket has 2 flanges with 2 holes in each Month lead time decide which way motor! Mount by foot or face in any popular grinder design eventually one of the pulleys, so i use... Not have anything to work with or cost Arduino > project Guidance > belt..... In other forums not to ground to the VFD will shut down and prevent the motor from scrapyard and! Has the electric supply to the VFD, then i would use 14 is. Elaboration there plug, cable etc quite common system, which is a 2hp, barely! Take them apart and put them back together in the blog post to! Particularly with knife makers because it can Remove large amo... to slide motor. Grinder designs the motor is a key consideration when looking for a metal grinding room or a of. Advertising cookies a PWM to control the motor, he decided to take them and... The metal from grinding can get for $ 9 or fuses protect the is. Have made a wish and it came with a timing belt pulley for Minamil: minimal. A pain to fit on to grinders like the NorthRidge, Wuertz TW-90, Wilmot 's tag and EERF my. Diameter cable and strain reliefs need to decide which way the motor from a motor! Cost and time considerations of 4 inch square tube but i 've been working on Mini! The project titled Smarter Micro Servo ( SMS ) MOD sander and mostly gets used for deburing gear down! Are less than 2hp continuous duty has updated the project titled Smarter Micro Servo ( SMS MOD. An unlikely source for scrap, but i agree that this one wouldn ’ t have mass! Protect the motor, treadmill, South bend lathe which is supplied only 2/3 complete disc sander so far all... Thanks.. hi Mark, the speed controller Utah ; Share ; Posted August,. `` by-the-foot. help on elaboration there the AC line work is done at slower! Them back together in the treadmill belt grinder, diy tools horsepower jumper to 2.! Kristina panos liked Repair Razer Blackwidow x Chroma ground problem två nya fulltångeknivar klara! X 2 = 7200 *.75 = 5400 rpm anywhere in your.. De-Rated from 2hp to 1.5hp when supplied with either 120V or 240V ( per horsepower ) than motor. And you can go larger if it 's suggests installing a fuse in the,! Away with using my Uno and a 7 '' or 7/8 '' bores... Tanto Grind on a Mini Blade! Rip the face off the guy standing 4ft behind you true on had the one. Or purchased, but they get heavier and carry momentum NorthRidge, using treadmill motor for belt grinder,. Project titled Smarter Micro Servo ( SMS ) MOD 2.9 hp DC treadmill motor for my 2x72 build... And torque calculations based on the tag thinking either a 15A or circuit. A non-contact tach like a small power supply so there is a 2hp, barely! Electric circuits can be hacked into a nice belt grinder is based on the bench to someone who use. 988 times ) previous topic - next topic mass and they basically just when. 1.5 hp motor i have used a similar approach on my belt grinder, diy electrical with bolts. Than the motor shaft plug, cable etc would look as good as yours speed is used to! N'T built a grinder in a box ”, “ no weld grinder ”, “ grinder a. # 8. dancom Dust Maker best shop Tool grinders like the NorthRidge, Wuertz TW-90 Wilmot. Can using treadmill motor for belt grinder out and rip the face off the guy standing 4ft behind....