Subject:
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Re: Electro-magnets
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Newsgroups:
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lugnet.robotics
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Date:
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Tue, 11 Dec 2001 23:20:35 GMT
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Viewed:
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390 times
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IMHO is the easiest way to get strong electro-magnets to disassemble 6V relays.
They include good electro-magnets.
I did so and was able to hold a 500g hammer with two of them running at 6V.
I used relays from FINDER (Series 55 if i remember right), a swiss company
that builds that stuff.
For UK have a look at
http://www.findernet.com/en/countries/uk/index.php
Rainer
In lugnet.robotics, Styxrocks@aol.com writes:
> What is your plan for the electromagnets? If you can not find them, they are
> simple to make yourself out of fine insulated (varnished) copper wire. You
> will have to do a little bit of experimenting to get the streingth just
> right. Wrap the wire into a small coil of many turns. The more turns you
> have, the more streingth you will have. A certain amount of turns is
> required to prevent drawing excess current and burning out the wire and/or
> power supply.
>
> Jim
>
>
> > I'm sorry if this is a bit off the subject-
> > Does anyone know where you can get small electro-magnets in the UK?
> > Nobody seems to sell them.
> > I am thinking of making a robot with electromagnets.
> >
> > BEN
> > --
> > :-) BEN (-:
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Message has 1 Reply:
 | | Re: Electro-magnets
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| Another simple source is a 12 volt electro-magnetic clutch. These are available on the surplus market, with typical price around $5 US. - pete. (...) (22 years ago, 12-Dec-01, to lugnet.robotics)
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Message is in Reply To:
| | Re: Electro-magnets
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| What is your plan for the electromagnets? If you can not find them, they are simple to make yourself out of fine insulated (varnished) copper wire. You will have to do a little bit of experimenting to get the streingth just right. Wrap the wire into (...) (22 years ago, 11-Dec-01, to lugnet.robotics)
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