Metalworking (rec.crafts.metalworking) Discuss various aspects of working with metal, such as machining, welding, metal joining, screwing, casting, hardening/tempering, blacksmithing/forging, spinning and hammer work, sheet metal work.

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Default Peel rivets

Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw



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Default Peel rivets

On 27-Jul-15 9:16 AM, Jim Wilkins wrote:
Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw





Pincers?
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Default Peel rivets

On Sun, 26 Jul 2015 21:16:57 -0400, "Jim Wilkins"
wrote:

Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw


They're like any single-side pop rivet. You either drill into the
head, using a drill about the same size as the hole, centering on the
hole; or you cut them off with a thin cutoff wheel in a Dremel. The
former is preferred.

Is the steel mandrel shank still showing in the hole? Sometimes they
break off near the top of the hole and you first have to drive them
down with a punch. That can be a problem in very thin metal.

I hate removing those damned things, but they are a slick device for
initial assembly. The peel types are made for weak materials and the
"petals" spread the load. The mandrel has four little cutters on it to
cut and expand the petals.

--
Ed Huntress
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Default Peel rivets

On Sun, 26 Jul 2015 21:16:57 -0400, "Jim Wilkins"
wrote:

Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?


I worked on cars for 25 years (15+ of those for a living) and at a
body shop for over 5 years, but I can't say that I've seen the
backside of a door ever riveted on. Most door frames are pressed and
punched sheet steel, with a skin which is folded over the outer edges.
Only some of the stiffeners were riveted in, but most were spot
welded. Got a pic?!?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.


Put a 1/4" drill bit in the chuck, tighten down a stop 1/16" from the
tip, and drill away?

--
My desire to be well-informed is currently
at odds with my desire to remain sane. --Sipkess
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Default Peel rivets

"Larry Jaques" wrote in message
...
On Sun, 26 Jul 2015 21:16:57 -0400, "Jim Wilkins"
wrote:

Specifically the 1/4" rivets in car doors that peel open like a
banana
on the back side. How are you supposed to remove them?


I worked on cars for 25 years (15+ of those for a living) and at a
body shop for over 5 years, but I can't say that I've seen the
backside of a door ever riveted on. Most door frames are pressed
and
punched sheet steel, with a skin which is folded over the outer
edges.
Only some of the stiffeners were riveted in, but most were spot
welded. Got a pic?!?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.


Put a 1/4" drill bit in the chuck, tighten down a stop 1/16" from
the
tip, and drill away?


They attach locks and window regulators, things I don't want to pound
on too hard to knock the rivet stem out.

-jsw




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Default Peel rivets

Jim Wilkins wrote:
Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw


If you're talking about those used to mount window power units he did the
right thing . Only way I ever found to get them out .

--
Snag


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Default Peel rivets

On Sun, 26 Jul 2015 21:46:18 -0500, "Terry Coombs"
wrote:

Jim Wilkins wrote:
Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw


If you're talking about those used to mount window power units he did the
right thing . Only way I ever found to get them out .


I've always drilled out rivets, including door window motors in doors
and tailgates. It sometimes took a pair of needlenose visegrips on
the back, but they came off easily.

With enough room (prop the window up), wiggle the banana peels back
and forth 4 times and they break right off.

--
My desire to be well-informed is currently
at odds with my desire to remain sane. --Sipkess
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Default Peel rivets

On Sun, 26 Jul 2015 22:38:14 -0400, "Jim Wilkins"
wrote:

"Larry Jaques" wrote in message
.. .
On Sun, 26 Jul 2015 21:16:57 -0400, "Jim Wilkins"
wrote:

Specifically the 1/4" rivets in car doors that peel open like a
banana
on the back side. How are you supposed to remove them?


I worked on cars for 25 years (15+ of those for a living) and at a
body shop for over 5 years, but I can't say that I've seen the
backside of a door ever riveted on. Most door frames are pressed
and
punched sheet steel, with a skin which is folded over the outer
edges.
Only some of the stiffeners were riveted in, but most were spot
welded. Got a pic?!?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.


Put a 1/4" drill bit in the chuck, tighten down a stop 1/16" from
the
tip, and drill away?


They attach locks and window regulators, things I don't want to pound
on too hard to knock the rivet stem out.


Oh, well why didn't you -say- so? g That's "window regulator
rivets", not "door back". (see my other posts on it)

--
My desire to be well-informed is currently
at odds with my desire to remain sane. --Sipkess
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Default Peel rivets

On Sun, 26 Jul 2015 21:46:18 -0500, "Terry Coombs"
wrote:

Jim Wilkins wrote:
Specifically the 1/4" rivets in car doors that peel open like a banana
on the back side. How are you supposed to remove them?

I hit the stem as hard as I dared with a center punch, but a drill
wouldn't bite, so the van's owner used an angle grinder which was
kinda messy.

-jsw


If you're talking about those used to mount window power units he did the
right thing . Only way I ever found to get them out .

AKA "Knuckle Peelers". The grinder is the easiest, fastest, and safest
way to remove them.
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