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How hard is it to cut/grind the rivets on a Model A frame ?

Discussion in 'The Hokey Ass Message Board' started by ScottV, Jun 28, 2010.

  1. ScottV
    Joined: Jul 18, 2009
    Posts: 818

    ScottV
    Member

    How hard is it to remove the rivets on a Model A frame, and what is the procedure ???

    Thanks, ScottV
     
  2. Orange54
    Joined: Mar 6, 2004
    Posts: 795

    Orange54
    Member
    from Missouri

    I have been doing this on my a frame. Someone had ground or cut off the rivets on the outside to remove the running board brackets.

    So step one would be to grind the head off of one side flat with the frame.
    Step two is to take a coal chisel to the head on the other side that is still in place. Just get under it to loosen it a bit. You'll see on the outside it is starting to come out.
    Step three is take a bfh and a punch and knock the rivet out from the outside.

    Wear gloves in case you miss with the hammer.
     
  3. i like using a die grinder with a carbide burr
    it offers a little more control
    tk
     
  4. Gerry Moe
    Joined: Jan 29, 2006
    Posts: 498

    Gerry Moe
    Member

    Cut the head off, drill hole thru center,1/2 diameter of rivet and than hammer and center punch out or pneumatic if you have
     
  5. Aquaroscoe
    Joined: Apr 13, 2006
    Posts: 315

    Aquaroscoe
    Member

    I like to drill first, then grind. It doubles the work, but I lose sight of the rivet when I grind it flush with the surrounding metal. This way I know the drill is centered in the rivet itself and not off a little bit.
     
  6. wino01
    Joined: Dec 19, 2007
    Posts: 381

    wino01
    Member

    I drilled mine, then knocked the head off, followed with a center punch. Worked great and not a mark on the frame. New rivets went in and look as if they were factory installed.
     
  7. hotrodnailhead
    Joined: May 18, 2005
    Posts: 579

    hotrodnailhead
    Member
    from Phoenix

    use a cuttoff wheel, make an 'X' on the head of the rivet, hit it with a punch and it'll pop right out.
     
  8. VAPHEAD
    Joined: May 13, 2002
    Posts: 3,257

    VAPHEAD
    BANNED

    I like a cutting torch.Small tip.
    Cut the head off (ok if some left over)
    Now the rivet is red hot,correct size punch and one hit with BFH

    Playing with fire is fun.
     
  9. ARTSWRK
    Joined: Sep 6, 2009
    Posts: 393

    ARTSWRK
    Member

    When using a punch i like to hold the punch with a pair of vicegrips. No chance of a smashing!
     
  10. Always wear eye protection ! All the above ways mentioned will work.
     
  11. tedley
    Joined: Nov 8, 2009
    Posts: 2,147

    tedley
    Member
    from canada

    I prefer drilling the head off then drilling the rest as well if the rivet doesn't come out with a puch. Hammering to hard tends to cave the area. Or at least have a buddy hold a heavy weight from underneath near the rivet. Some of those rivets are realy in there.
     
  12. EnglishBob
    Joined: Jan 19, 2008
    Posts: 1,029

    EnglishBob
    Member

    Grind the head flush to the frame then gently hit around the area with a hammer and the rivet outline will show up,hammer and punch it out.
     
  13. scaryfast
    Joined: Nov 21, 2009
    Posts: 71

    scaryfast
    Member

    I use an air hammer with a flat chisel bit to cut the head off, and then just switch to a punch bit and push it through.
     
  14. ss34coupe
    Joined: May 13, 2007
    Posts: 4,266

    ss34coupe
    Member

    Its easy to do, and the previous posts offer good advice on how to do it. I have rebuilt four 33-34 frames by taking them completely apart - that means removing all the rivets. The various pieces are then sandblasted and using the holes left by the departed rivets, are bolted together. Once everything is square, the frame can be welded together. I try to duplicate the rivets by filling the weld holes and leaving a little mound on top - once the paint is on, it does look like a rivet. I recommend welding more contact areas than the rivet holes though to keep the frame completely strong.
     

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