<div dir="ltr"><div><div>Arduino land ahead then !<br><br></div>Many thanks for responding !<br><br>: ))<br><br></div>Tim_1<br></div><div class="gmail_extra"><br><div class="gmail_quote">On 3 August 2015 at 22:10, Ceri Clatworthy <span dir="ltr"><<a href="mailto:ceri.clatworthy@gmail.com" target="_blank">ceri.clatworthy@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr">You need acceleration. ..run deceleration <br>
Curves...well straight. Not round </p>
<p dir="ltr">There should be code out there in arduino land.</p><div class="HOEnZb"><div class="h5">
<div class="gmail_quote">On 3 Aug 2015 19:24, "Tim Moore" <<a href="mailto:timmoore47@gmail.com" target="_blank">timmoore47@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div><div><div><div><div>Silly question using 3D technology:-<br><br></div>I've got a Stepper motor which chuggs round in 1.8 degree steps and I need it to go through 180 degrees in approx 40 seconds....<br><br></div>but the rub is its needs to be smooth, and it does an instant step.<br><br></div>Any thoughts on a motor that can drive a 1/4 inch aka 6mm spindle smoothly under precise speed control ?<br><br></div>Its currently attached to an Arduino UNO.<br><br></div>Many thanks to anyone whose got any thoughts on this.... is a learning curve for me.....<br><br>: )))<br><br></div>Tim_1 <br></div><div class="gmail_extra"><br><div class="gmail_quote">On 1 July 2015 at 09:49, Emyr Morris <span dir="ltr"><<a href="mailto:em@preseli.com" target="_blank">em@preseli.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">love Swansea Fasteners... their heavy duty cable ties held the Pontardawe Festival together for five years ;-)<br></div><div class="gmail_extra"><br><div class="gmail_quote"><div><div>On 1 July 2015 at 09:41, Gerrit Niezen <span dir="ltr"><<a href="mailto:gerrit.niezen@gmail.com" target="_blank">gerrit.niezen@gmail.com</a>></span> wrote:<br></div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div><div style="word-wrap:break-word">In terms of finding UK and local suppliers to buy them:<div><br><div><div><span><blockquote type="cite"><div>LM8UU linear bearings on M8 (8mm) smooth rod<br></div></blockquote><div><br></div></span><div>I get my linear bearings and smooth rods from <a href="http://www.technobotsonline.com/" target="_blank">http://www.technobotsonline.com/</a></div><span><br><blockquote type="cite"><div>pulleys and axel bearings are typically 608ZZ (8MM) or 623ZZ (3mm)<br>roller bearings.<br></div></blockquote><div><br></div></span><div>608ZZ bearings can be bought from a skateboard shop.</div></div><br></div></div><div>Other components:</div><div>- If you need shaft couplers, <a href="http://ooznest.co.uk/" target="_blank">http://ooznest.co.uk/</a> has some.</div><div>- If you need threaded rod, B&Q may be able to help.</div><div>- For screws and nuts, don’t waste your time going to Screwfix - Swansea Fasteners and Engineering Supplies have M3 bolts and screws of all types: <a href="http://www.swanseafasteners.co.uk/" target="_blank">http://www.swanseafasteners.co.uk/</a></div></div><br></div></div><span>_______________________________________________<br>
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