# New motor mount suggestion

**URL:** <https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998>\
**Category:** Hardware\
**Created:** [January 21, 2018, 7:33am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998 "2018-01-21T07:33:40Z")\
**Posts on this page:** 20\
**Page:** 2

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**Author:** ![Blsteinhauer88](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/blsteinhauer88/32/2606_2.png) [@Blsteinhauer88](https://forums.maslowcnc.com/u/Blsteinhauer88)\
**Post date:** [April 11, 2018, 4:50pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/21 "2018-04-11T16:50:53Z")

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Get that Beetle running fellow Airhead!

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**Author:** ![Bee](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/bee/32/2160_2.png) [@Bee](https://forums.maslowcnc.com/u/Bee)\
**Post date:** [April 11, 2018, 4:56pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/22 "2018-04-11T16:56:40Z")

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It had a engine fuel line fire 2 years ago. I started the troubleshooting I hope to have the engine turning over again some time next month but there is a lot to replace even if i get it to start. I had just put a Zero mile rebuilt Freeway flyer transmission and front discs on it. So much to do.

Thank you

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**Author:** ![madgrizzle](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/madgrizzle/32/1372_2.png) [@madgrizzle](https://forums.maslowcnc.com/u/madgrizzle)\
**Post date:** [July 5, 2018, 5:58pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/23 "2018-07-05T17:58:20Z")

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I ended up bending one of my mounts when the top beam of my new frame fell as I was trying to install it (somethings really could use two people to do). So, before I order a new “compatible” one, I was wondering if anyone has looked further into producing more of these? I haven’t seen anything on it recently, so curious as to if anything is being worked on. My top beam is unistrut and it’s a pain attaching the current motor mount to the strut and am looking for a better solution.

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**Author:** ![Bee](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/bee/32/2160_2.png) [@Bee](https://forums.maslowcnc.com/u/Bee)\
**Post date:** [July 10, 2018, 8:32am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/24 "2018-07-10T08:32:22Z")

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We posted the file in the community garden. I did a production run with Dlang. I sent a set to Bar and sold one, and use one. I have had good success with mine. I don’t know if Dlang has built a Maslow yet. He had a few sets. They were pretty pricey to make and to do a quantity I was looking at over 10k. I discussed it with Dlang and we put the file in the wild so anyone could pick it up. If you have access to a break that can handle it they are fairly simple. It is highly prohibitive when doing it as R&D @ 10 units and the guy down stream is hiring a guy to do the bending.

If I were able to package my own High End Maslow - Upgraded Driver Board , plug n play out of the box, Smart power strip included - I’d have these included.

So to answer the question I’ve had zero problems with mine, they were mostly painless to install save the fact I wanted to screw from the back and built a composite beam covering access so I just had to cut 4 inches off the beam in the back side to have full access.

Hope this helps

Thank you

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**Author:** ![madgrizzle](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/madgrizzle/32/1372_2.png) [@madgrizzle](https://forums.maslowcnc.com/u/madgrizzle)\
**Post date:** [July 10, 2018, 10:33am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/25 "2018-07-10T10:33:32Z")

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Thanks for the response. I ordered a pair of generic brackets (and they’ll take 3-4 weeks to make it to the US). I managed to hammer the damaged bracket back to close position and it seems to work “okay”. I’ll probably drill some hole(s) in the new brackets to facilitate it’s installation on unistrut or just mount a block of wood to the unistrut and screw the mounts into that…

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**Author:** ![aluminumwelder](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/aluminumwelder/32/9362_2.png) [@aluminumwelder](https://forums.maslowcnc.com/u/aluminumwelder)\
**Post date:** [August 16, 2018, 7:39pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/26 "2018-08-16T19:39:54Z")

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why are these better than the stock Chinese ones? seems like a Unistrut nut and would fit in either design?

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**Author:** ![madgrizzle](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/madgrizzle/32/1372_2.png) [@madgrizzle](https://forums.maslowcnc.com/u/madgrizzle)\
**Post date:** [August 16, 2018, 7:44pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/27 "2018-08-16T19:44:15Z")

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The stock mount has two narrow slots for attaching to the top beam. I tried using then bolts that fit through and large fender washers, but it just turned into a mess. Have any suggestions on mounting?

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**Author:** ![aluminumwelder](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/aluminumwelder/32/9362_2.png) [@aluminumwelder](https://forums.maslowcnc.com/u/aluminumwelder)\
**Post date:** [August 16, 2018, 7:48pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/28 "2018-08-16T19:48:38Z")

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why did it turn into a big mess? the motor has 4 screws on the front AND on the back. if you use the back screws then there is ample room to use the two mounting slots.

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**Author:** ![madgrizzle](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/madgrizzle/32/1372_2.png) [@madgrizzle](https://forums.maslowcnc.com/u/madgrizzle)\
**Post date:** [August 16, 2018, 7:56pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/29 "2018-08-16T19:56:49Z")

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The issue wasn’t clearance with the motor… I just had a big mess with these thin screws going through the mount and then the slot in the unistrut (which is slotted a different direction than the mount slots) and getting washers and nuts on the back side of the unistrut to hold it all down tightly. I tried long screws but the fender washers just barely stretched across the open ends of the “U” and started to bend. If I used larger fender washers, the nuts would pass through… and I didn’t have another set smaller washers handy to add to the larger washers… it just became a mess. I ended up cutting a piece of hardwood to slide into the unistrut channel and used wood screws to screw down the mount (through the unistrut slot). It seems solid.

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**Author:** ![aluminumwelder](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/aluminumwelder/32/9362_2.png) [@aluminumwelder](https://forums.maslowcnc.com/u/aluminumwelder)\
**Post date:** [August 16, 2018, 8:08pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/30 "2018-08-16T20:08:12Z")

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Unistrut makes special spring loaded nuts that slide into their channels. two 1/4" nuts would of worked perfectly, but jammed wood is fine too.

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<div class="post-metadata">

**Author:** ![madgrizzle](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/madgrizzle/32/1372_2.png) [@madgrizzle](https://forums.maslowcnc.com/u/madgrizzle)\
**Post date:** [August 16, 2018, 10:45pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/31 "2018-08-16T22:45:39Z")

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But the slots in the mount are smaller than 1/4 inch (at least I think they are iirc)

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<div class="post-metadata">

**Author:** ![aluminumwelder](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/aluminumwelder/32/9362_2.png) [@aluminumwelder](https://forums.maslowcnc.com/u/aluminumwelder)\
**Post date:** [August 16, 2018, 10:52pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/32 "2018-08-16T22:52:18Z")

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correct they are 5.5.mm. either drill a new hole or widen out the slots with a drill bit. use a vice to hold or angle grinder would work too. or even a hand file with a bit of elbow grease

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**Author:** ![Jatt](https://avatars.discourse-cdn.com/v4/letter/j/0ea827/32.png) [@Jatt](https://forums.maslowcnc.com/u/Jatt)\
**Post date:** [August 16, 2018, 11:35pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/33 "2018-08-16T23:35:30Z")

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I used a drill press to accurately drill holes in the unistrut for the motors, then a tap to tap the holes. I should take a picture and upload it next time i’m near my maslow.

and the spring loaded nuts for unistrut are 3/8 inch threaded, and they are designed to hold things in the groove, not designed to hold things to the top of the unistrut. They dig into the inside of the bottom of the strut, not suitable for upwards pressure.

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**Author:** ![YeehawMcKickass](https://avatars.discourse-cdn.com/v4/letter/y/3da27b/32.png) [@YeehawMcKickass](https://forums.maslowcnc.com/u/YeehawMcKickass)\
**Post date:** [August 16, 2018, 11:50pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/34 "2018-08-16T23:50:15Z")

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No, they do make the 1/4 spring loaded nuts. I’m using some on my setup right now.

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**Author:** ![Jatt](https://avatars.discourse-cdn.com/v4/letter/j/0ea827/32.png) [@Jatt](https://forums.maslowcnc.com/u/Jatt)\
**Post date:** [August 17, 2018, 1:13am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/35 "2018-08-17T01:13:24Z")

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How do you compensate for the direction of thrust on the nuts? The ones I have don’t slide on the bottom of the groove, they seat on the inside of the unistrut for hanging things from it. Attempting to screw a bolt from the top of the unistut into the nut in the track would cause the nut to spin freely inside the unistrut instead of clamping on the track.

Mine look like this:  
 ![strut](https://canada1.discourse-cdn.com/flex031/uploads/maslowcnc/original/2X/3/3a2767a98882189fb54af4b25ad425f6b6f22fa6.png)

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**Author:** ![dlang](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/dlang/32/859_2.png) [@dlang](https://forums.maslowcnc.com/u/dlang)\
**Post date:** [August 17, 2018, 12:30am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/36 "2018-08-17T00:30:12Z")

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Two factors

1. they have a large hole to put a bolt through (you can use bolts from 1/4" to  
1/2") There are a bunch of different nut options out there, some are easier to  
use upside down than others.

1a. if you are not using unistrut, instead of slots where the mount can slide on  
the screws, it has holes, so it’s far less likely to twist (and see 2 below)

1. this isn’t just an L, it then has a flap down the front and across the end to  
provide much more reliable positioning (especially if you are considering a  
portable setup where you want to remove/reattach the motors)

also, I mis-judged the thickness of the stock mounts, so the 1/8" steel I used  
is 50% thicker than the stock ones. We’ve had a few reports of people bending  
the stock ones, far less likely with these.

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**Author:** ![Mbrow](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/mbrow/32/9480_2.png) [@Mbrow](https://forums.maslowcnc.com/u/Mbrow)\
**Post date:** [October 1, 2018, 8:49pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/37 "2018-10-01T20:49:27Z")

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I made some mounts out of 1/4” x 2” angle for unistrut. It was a pain to make them but I don’t have any worries about them flexing.

 ![image](https://canada1.discourse-cdn.com/flex031/uploads/maslowcnc/original/2X/0/041f92873987f09e9cec43209209c2f2ec9e9e55.jpeg) ![image](https://canada1.discourse-cdn.com/flex031/uploads/maslowcnc/original/2X/3/32e77367a29672dd03c9f885516738f06b4fb825.jpeg)

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**Author:** ![bar](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/bar/32/10_2.png) [@bar](https://forums.maslowcnc.com/u/bar)\
**Post date:** [October 2, 2018, 6:55pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/38 "2018-10-02T18:55:08Z")

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Wow! Nicely done!

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<div class="post-metadata">

**Author:** ![dlang](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/dlang/32/859_2.png) [@dlang](https://forums.maslowcnc.com/u/dlang)\
**Post date:** [October 2, 2018, 11:36pm UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/39 "2018-10-02T23:36:13Z")

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very nice. I would want to have the motor on the inside (move the holes for the  
motor up to give it a bit more clearance) so that the chain has less leverage on  
the motor components (less likely to break the motor)

but very sturdy.

David Lang

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**Author:** ![wrightwells](https://yyz1.discourse-cdn.com/flex031/user_avatar/forums.maslowcnc.com/wrightwells/32/12912_2.png) [@wrightwells](https://forums.maslowcnc.com/u/wrightwells)\
**Post date:** [May 16, 2019, 11:56am UTC](https://forums.maslowcnc.com/t/new-motor-mount-suggestion/1998/40 "2019-05-16T11:56:48Z")

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Hi all  
What are the dimensions of the motor as I can’t seem to find them (not got the kit yet).

If one is going to use steel for the cross beam why not include the motor into a box section. Either within the beam or welded to a beam?  
I assume that the issue of flex is the problem.

 ![boxsection](https://canada1.discourse-cdn.com/flex031/uploads/maslowcnc/original/2X/c/c9d65ebe2a881e714553e83f20a19844bda476f7.jpeg)

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