[Lab] Help choosing a stepper motor

[Michael Grant]

Does the mass need to be lifted against gravity?

Michael
--
http://krazatchu.ca/


On Mon, Nov 4, 2013 at 9:45 PM, Wesley Ellis <tahnok at gmail.com> wrote:

> The mass isn't very heavy (probably 500g) and I don't need the resolution
> of something like a cnc or 3d printer motor and speed isn't super important
> On Nov 4, 2013 9:36 PM, "Michael Grant" <michael at krazatchu.ca> wrote:
>
>> The easy driver is for bipolar only, it's a good choice for small
>> steppers (NEMA17).
>>
>> There are many choices on eBay as well, about $11 will get you a serious
>> CNC driver for larger steppers (NEMA23).
>>
>> http://www.ebay.ca/itm/Good-CNC-Router-Single-1-Axis-Controller-Stepper-Motor-Drivers-TB6560-3A-New-/251369064893?pt=LH_DefaultDomain_0&hash=item3a86c389bd
>>
>> What resolution and speed are you looking to achieve?
>> The mass you are rotating, is it heavy and will you require fast start
>> and stop?
>>
>> Michael Grant
>> --
>> http://krazatchu.ca/
>>
>>
>> On Mon, Nov 4, 2013 at 9:22 PM, Wesley Ellis <tahnok at gmail.com> wrote:
>>
>>> Hey all,
>>>
>>> I'm pretty new to electronics and I'm having trouble choosing a stepper
>>> motor for a project I'm working on.
>>>
>>> I'm ordering from robot shotp, and it looks like this EasyDriver board
>>> (
>>> https://secure.robotshop.com/ca/en/sfe-easydriver-bipolar-stepper-motor-driver.html
>>> )
>>> will let me control whichever motor I end up choosing, but the number of
>>> motors on robotshop is pretty intimidating.
>>>
>>> I'm going to be spinning a small platform so I don't need a lot of
>>> power. Basically, I'm wondering whether I need a bipolar or unipolar
>>> motor? What kind of voltage? Amperage? Any help would be appreciated
>>>
>>> Wesley
>>>
>>>
>>> _______________________________________________
>>> Lab mailing list
>>> 1. subscribe http://artengine.ca/mailman/listinfo/lab
>>> 2. then email Lab at artengine.ca to send your message to the list
>>>
>>
>>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://artengine.ca/pipermail/lab/attachments/20131104/e9c327f9/attachment.html>