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Unread 02-01-2010, 01:34
Trent B Trent B is offline
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AKA: Trent Borman
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Gluing Robot Frames

To branch off from Rion's thread here is a thread to discuss gluing frames which was initially brought up by IndySam as an alternative to welding the frame

Quotes from Rion's thread are the following.

Quote:
Originally Posted by IndySam View Post
<snip> We don't use welding anymore. Instead we glue everything together. Never had a failure.
Quote:
Originally Posted by IKE View Post
I would love to hear more about this.
Quote:
Originally Posted by IndySam View Post
We machine connectors (like 8020 quick frame) that slip inside the 1" square tube and then use Loctite Hysol to bond them together.

You can hit it with a sledge hammer and the aluminum will give way before the Hysol does.
Quote:
Originally Posted by gburlison View Post
Which Hysol formulation do you use? Epoxy, Urethane, or Polyurethane? Any other information about how you bond the aluminum frame together would be appreciated.
Quote:
Originally Posted by Trent B View Post
IndySam I am with gburlison in that I would love to hear more about this. I never thought of gluing a frame together but that may be a good alternative to welding as we have a sponsor who could get us the 8020 parts easily enough (if we can't make our own) Do you have any examples of possibly a 2x1 tube connector? If you don't I would still love to see what your 1x1's look like.

Thanks,

Trent
Quote:
Originally Posted by rc_cola1323 View Post
Someone should really just start a new thread about this. I'm interested as well.

-RC
Quote:
Originally Posted by Akash Rastogi View Post
This isn't that uncommon of a practice guys, and its fairly easy to do even with 1x1 and 1x2 square tubing. We've done it for the past 3 years or so; however, we machine out nylon and UHMW (and even solid aluminum) blocks to insert into the ends of the tubing. Then simply rivet, screw, or bolt the block into place. The ends of the blocks (or wherever you need) are drilled and tapped. The screw or large rivets are easily replaceable with hard epoxy, loctite, or even gorilla glue (in some areas). And there you have a snug fitting frame connector!
I would like to see Pics of this in action too.
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Last edited by Trent B : 02-01-2010 at 01:45.