>    The problems I have not adequately solved yet are how to control the Z
>axis of the machine cheaply and how to take the components out of the
>rolls.
>The Z can be controlled by a hobby servo motor and the components might be
>taken from the rolls by using the Z axis vacumm pen pulling the roll and
>getting the component afterwards. I have not tried that yet. Please tell=
 me
>if you have a better idea on this areas.

        If you need only vertical moviment of the Z axis, you can use a screw=
 driven (worm drive?) thing to move the piece up and down. It works well=
 here.


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Alexandre Souza
taito@terra.com.br
http://planeta.terra.com.br/lazer/pinball/

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