[SEL] Making a spring: pictures of commercial winder
cgandree at mchsi.com
cgandree at mchsi.com
Wed Aug 3 01:59:34 PDT 2005
Bill,
Thanks for the pics of the commercial winder. Now I better understand what
they look like. Still would like to see your homemade one with a pic of it in
use as well.
Curt
> http://www.apluscomputer.com/atis/images/springwinder1.jpg
>
> http://www.apluscomputer.com/atis/images/springwinder2.jpg
>
> The tool says Brookstone on the handle. I could not find it on the
> Brookstone web site.
>
> For reference, that's a 5/16 bolt I'm using for a form.
>
> On the disassembled picture, the star wheel is inverted from its operating
> position. It has different thicknesses cut in each of the indentations so
> that you can use this thickness as the space between the windings and thus
> it's easier to get a neat job.
>
> This winder doesn't apply the pressure quite as close to the form as I think
> it should, but it is a consistent pressure so at least the spring will be
> uniform. The spring will unwind a little and be larger than the form by an
> unnecessary amount, IMHO.
>
> For experimenting, consider using mild steel until you get the hang of it.
> Winding spring steel has its own additional challenges.
>
> No time for making the home-made one this evening. Heading down to father
> in law's place, maybe he'll have one of the fencing tools in his shop that I
> can picture for all. Or maybe I'll be bored down there and make one in his
> shop if he hasn't got projects sufficient lined up to entertain me.
>
> B²
>
> Bill Brueck (brick)
> Chatfield, MN, USA
>
> Confusion is a higher state of knowledge than ignorance.
>
>
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