[Swansea Hackspace] Arduino Uno interface to a 3D printer stepper motor.

[Tim Moore]

Wow !  Loads of interesting links and ideas !

Its a very slow rotation, so inertia is not a problem.

Is a 'RAMPS 1.4' useful ?  what does it do ?

Many thanks to all who have responded !

:  )))

Tim_1

On 18 April 2015 at 13:57, oliver Oliver <oliver at oliverjenkins.com> wrote:

> Think about pulleys or gears.  I don't know if you want the pole to stop
> at a particular point or not.  Inertia in 1m pole will be higher than
> braking force of a stepper motor.  So it will continue to spin after you
> stop the motor. Giving you an unpredictable 180 plus rotation.
>
> For a pulley arrangement look at t5  timing belts.  you can easily print
> the pulleys using a reprap.  There are libraries on thingiverse.
>
> A worm gear would be better,  but you can't print those.
>
> Oli
> On 18 Apr 2015 12:33, "Tim Moore" <timmoore47 at gmail.com> wrote:
>
>> I'm trying to carefully rorate a metre long light weight pole through 180
>> degrees.
>>
>> I've got a Stepper Motor type 28BYJ-48 working fine, but I'm sure I need
>> one that is a bit more chunky !
>>
>> I've got a 17HS16-2004S NEMA 17 (42 x 42 mm) high torque 1.8 degree
>> stepper motor  on the way with a controller card
>>
>> But I've not got a very clear vision yet what else I might need and if
>> there is any Arduino example software listing that would be good to use to
>> get it to work ?
>>
>> I don't want to reinvent the wheel !  *LOL*
>>
>> Any thoughts anyone ?
>>
>> :  )))
>>
>> Tim_1
>>
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