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-   -   A tube bender on the cheap (http://www.rccrawler.com/forum/tools-procedures/381339-tube-bender-cheap.html)

The Crawl Space 05-01-2012 05:38 PM

A tube bender on the cheap
 
My next scale build will involve some tube work so I had a spark of creativity to make a cheap and simple tube bender.

My time is very limited with runnning the shop and working on other rigs so I needed this project to be quick and easy. While been harrassed at the local ace hardware I found a few odds and ends for this little project.

Saw this guy and though "perfect" "thumbsup" No need to drill or tap.
http://i463.photobucket.com/albums/q...s/IMG_0309.jpg

Found these bolts with the washer "built in" to the head. I would kinda call them Modified truss bolts, but they had another name on the bin they came out of which I can't remember. Got 2 bolts at 1" and 2 at 1 1/2"
http://i463.photobucket.com/albums/q...s/IMG_0310.jpg

Grabbed some flat washers, split washers and nuts and got to work.
http://i463.photobucket.com/albums/q...s/IMG_0311.jpg

Start with a flat washer and 1 nut. followed by a lock washer and another nut.
http://i463.photobucket.com/albums/q...s/IMG_0312.jpg

Use a piece of rod or tube to spin up the flat washer and nut to the proper height.
http://i463.photobucket.com/albums/q...s/IMG_0313.jpg

Bolt up the assembly to the drain plate with the lock washer and other nut and babing!, Position the bolts where ever on the plate depending on how tight of bend you want.
http://i463.photobucket.com/albums/q...s/IMG_0314.jpg

You can use the nuts on the bottom to clamp the plate into a vise and you're good to go
http://i463.photobucket.com/albums/q...s/IMG_0315.jpg
http://i463.photobucket.com/albums/q...s/IMG_0316.jpg

The washer should keep tube from kinking and you can adjust the height for larger stock with just an open end box wrench.

Does a pretty tight bend as far as I can see "thumbsup"
http://i463.photobucket.com/albums/q...s/IMG_0317.jpg

Total cost of materials was about $10 time to slap it together about 5 mins. not too bad for a first attempt at a tube bender :mrgreen:

808DA6 05-01-2012 05:44 PM

Re: A tube bender on the cheap
 
Nice!

Cordwood 05-01-2012 06:11 PM

Re: A tube bender on the cheap
 
Very nice. I love wandering the hardware store and brain storming

OKJeepin 05-01-2012 06:20 PM

Re: A tube bender on the cheap
 
Very cool idea! "thumbsup"

dieselfuel 05-01-2012 06:28 PM

Re: A tube bender on the cheap
 
sweet idea man!

crunky 05-01-2012 06:36 PM

Wow cool idea big times.

Honchoforever1 05-01-2012 07:18 PM

Re: A tube bender on the cheap
 
Well I'm off to the depot in the mornin"thumbsup". Thanks man awesome setup!

THX_138 05-01-2012 07:26 PM

Re: A tube bender on the cheap
 
If you eliminate the flat washer and nut on top side of your drain plate and lower your shoulder bolts to the thickness of your tubing.

Then double nut your shoulder bolt in place from the underside at the thickness of the tubing being worked with.

This would allow you to rest your tubing flat on your drain plate surface and catch it under the shoulder bolt lip allowing a flat work surface instead of being up in the air.

Your double nut bolt would be loose in the drain plate until you lifted bolt and slid your tube under lip on bolt.

Either way.... Nice score and great thinking"thumbsup"

Makes the $75 bender I just bought in the classifieds hurt that much more...:lol:

bob1961 05-01-2012 08:47 PM

Re: A tube bender on the cheap
 
kool idea "thumbsup" .........bob

....

C*H*U*D 05-01-2012 09:04 PM

Re: A tube bender on the cheap
 
Excellent idea!!! Sorry to miss you guys tonight, but that "running the business" thing gets in the way sometimes :cry:

OTHGbronco82 05-01-2012 10:54 PM

Re: A tube bender on the cheap
 
Quote:

Originally Posted by Cordwood (Post 3711830)
Very nice. I love wandering the hardware store and brain storming

Lucky butthead. I go to the hardware store and forget what I want to get there.:mrgreen: Very cool idea, I need to try this.

ScaleFreak93 05-01-2012 11:54 PM

Re: A tube bender on the cheap
 
1 Attachment(s)
Very creative, I just made mine from some scrap metal and followed the plans in the pucture below "thumbsup"

CAIRN 05-02-2012 05:05 AM

Re: A tube bender on the cheap
 
For you OP, that's some high level injunuity. Great work!

http://i241.photobucket.com/albums/f...PipeBender.jpg

The Crawl Space 05-02-2012 11:33 AM

Re: A tube bender on the cheap
 
Quote:

Originally Posted by CAIRN (Post 3712516)
For you OP, that's some high level injunuity. Great work!

http://i241.photobucket.com/albums/f...PipeBender.jpg

LOL thats awesome! I have to go with a different logo though, this is some Da kine Hawaiian akamai tinkin' (my local brothas will get it "thumbsup")

Thanks for all the positive comments guys, much appreciated "thumbsup" hopefully this helps the guys on a tight budget get some work done :mrgreen:

@THX_138 Good idea, I did try the double nut on the underside but the bolts just move around. The holes in the plate are "conical" cut so it leaves room for slop if you will, hence the nut on the top and bottom "thumbsup"

rmdesignworks 05-03-2012 09:24 AM

Re: A tube bender on the cheap
 
Ikaika...take your bolts out...get the right sized tap and put threads in all of the holes or a select few...then thread new bolts right into the drain plate and nut them on the bottom....just a thought.

Quick and easy piece of kona engineering brah!

gottwins? 05-03-2012 10:45 AM

Heading to the depot to check this out. Awesome idea!

sim 05-07-2012 09:18 PM

Re: A tube bender on the cheap
 
You, sir, are a genius.

Pointman 05-07-2012 10:49 PM

Re: A tube bender on the cheap
 
Thanks for posting this.

Closer to my skill level, and budget! I will need it very soon...


.

gottwins? 05-16-2012 10:20 PM

Has anyone tried just tapping then threading the bolts. I meant to get this done last week and I didn't get to it yet.

The Crawl Space 05-16-2012 10:42 PM

Re: A tube bender on the cheap
 
Thanks for all the kind words guys, I work with what I got ya know "thumbsup"

@gottwins? My experience with cast iron is that it likes to shatter or crack if its ever drilled but you can give it a shot, just be careful and wear eye protection like this guy right here >>> 8)


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