Please practice hand-washing and social distancing, and check out our resources for adapting to these times. Speed Control for the Harbor Freight (34706) Wood Lathe. I also used them on grinders and polishers. I am looking to control it with the KBMD-204D motor controller (KB Electronics), with a 9861 Heatsink, a KB-9860 FBR switch, a KB 9843 Plug-In Horsepower Resistor and the KB 9746 Plug-In 10.0 amp fuse. This allows the motor to be raised and … I have just purchased a 2 1/2 hp DC Treadmill Motor to convert my Beaver Lathe to variable speed. Moving a lever opens and closes the width of the pulleys to change the … Every time I moved the belt position on the pulleys to change speeds, I had to move the Taig spindle head and re-tension the belt. The simplest way to do this is to run an DC motor off an electronic speed controller. Thanks for taking a look. In time, I intend to make a built-in sensor and display. Having fabricated the table and the pulleys, I disassembled the original setup. I have a DC 130 volt, 2 HP, 17 Amp treadmill motor that I want to use on my wood lathe. Lathe Modification: Variable Speed Treadmill DC Motor. The Wood … Secondly, I can use its weight to tension the belt without the help of tensioners, so that it actually becomes an advantage. The upper speed seems to be somewhat limiting. Here's a few photos and some videos to show that something is happening to my CQ9325 bench lathe. If not, I can always make a new pulley to gear it up. 5 / 5 ( 2 votes ) These pillars are attached to the lathe bed and the table top, using self locking nuts for the upper threads, and t-nuts for the bottom threads. Share it with us. Super Contributor; Posts: 1592 ; Country: treadmill motor = lathe? It now has VSD (variable speed drive) fitted. I actually have three questions. All wooden boards are made from either ¾" thick melanin laminated fibreboard, or plywood board. You could try to find a used treadmill and use the motor and controler out of that. This removes tension on the belt and gives it a longer service life. 1) I've found that under load the motor bogs down pretty quickly. Since I have no need for synchronizing teeth on the pulleys I decided to make them myself. I used a 1.5 HP DC treadmill motor, DC drive controller, and a LED tachometer with Hall effect sensor. Motor Speed Diy Cnc Cnc Projects Circuit Diagram Pinterest Diy Electric Motor Electronics Projects Garage Ideas Treadmill When the lathe is not in use, I raise the motor and prop it up with a wooden wedge. Did you make this project? 28:46 . I have since fabricated a tachometer using the 1602 LCD display driven by a 16F628A pic connected to a A3144 Hall Effect sensor. Using two cup-cake sized ingots which I have molten from scrap aluminium, I turned them into two 50mm diameter pulleys with 11mm wide tracks for the belt. First, it looks like a pretty easy modification to make–certainly not in the same league as building a dividing head or replacing the leadscrew! Saved from lumberjocks.com. The spindle did not quite fit the Taig factory supplied pulley and I had to make it fit, by filing it down with the motor running, and shiming the then undersized result. I had a 7x12 lathe that I used a treadmill motor and controller on.. Two magnets are attached to the inside of the motor fan. Blech! Projects; Blogs; Reviews; Forums; Videos; Shops; Jocks; Sign In or Join Now! Mini Lathe DC Treadmill Motor Conversion Part 1 - Duration: 28:46. Choosing the optimum speed is now easy and the operation is smooth. The treadmill motor is mounted onto another piece of thick wooden board. DIY CNC projects, 3D printer, Mach3, Cambam, Probotix, CNC how to 31. I therefore decided to change to a variable speed motor. Once the motor is lowered, its weight provides the tension on the belt. The motor is installed at a lower elevation using a longer belt, keeping clear of the lathe bed so its bulk does not really matter. See the embedded video clip above. The lathe table is supported on two wooden vertical boards, stiffened with a 2" wide rail between them, standing onto a larger piece of wooden baseboard. motor and bored it out to 3/4” to fit on the jackshaft I used with my old motor. Harbor Freight Lathe Conversion using a Treadmill Motor - Duration: 34:00. See the following link (where I used this type of mount for a wood lathe TM motor conversion): Delta 46-715 Lathe Repower #2: Fitting the Driven Pulley and Fabbing Support for Motor and Swivel Bar My set up was from the original treadmill. The treadmill motor is bulky and heavy. Re: Treadmill Motor for a Lathe? Although, I cut the flat piece off the rod and rewelded it to the rod so alignment was straight-forward. The treadmill motor is mounted onto another piece of thick wooden board. All these however do not bother me at all. (Read 7034 times) 0 Members and 1 Guest are viewing this topic. In order to use this new belt, I needed suitably sized pulleys. Switching on the power, I run the lathe from about 100rpm to 3000rpm, changing speed smoothly and continuously at any time. The photo illustrates the overall dimensions of the table which are not critical. This treadmill lathe mod was thrown together pretty fast with mostly scrap stuff and works surprisingly well. Shop with confidence. I went from a .5 hp motor to 2.5 with the treadmill it's for sure noticable! This board is attached to the backside of the lathe table with two heavy duty door hinges. Tensioners, so that it was more fun to make use of some scrap boards I had on hand overkills. Thick wooden board between the table and the pulleys I decided to make myself. This allows the motor at 110VDC pulleys can easily be purchased from on-line stores ago, I think that most! 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