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Re: [ATM] Voice coil actuators
google for "Magneto Rheological Finishing"
Frank
Dominic-Luc Webb schrieb:
> Or even make it oscillate by inducing a field.
>
> Dominic-Luc Webb
>
>
>
> On Wed, 22 Nov 2006, Don Clement wrote:
>
>
>> One more thought: If a polishing compound such as rouge had a magnetic
>> orientation, then it might be possible to impart a "bias" to the polishing
>> compound embedded in pitch using a static magnetic field.
>>
>>
>>
>> -Don
>>
>>
>>
>>
>>> Another thought would be to use magnetic induction to directly vibrate a
>>> magnetic polishing agent in suspension such as red or black rouge.
>>>
>>>
>>>
>>> Don Clement
>>>
>>> Running Springs, California
>>>
>>>
>>>
>>>
>>>
>>> Dominic-Luc Webb wrote:
>>>
>>>> One thought I could contribute is that if the coil can generate
>>>> vibration and there is force behind this, then the coil itself
>>>> could maybe drive the polishing by forcing particles against
>>>> the glass surface. In other words, the polishing agent would be
>>>> directed against the surface by same physical principles as
>>>> Brownian motion. In this case, molecular volume (V) and its
>>>> relation to particle rotation and motion are defined by the
>>>> Stokes and Perrin equations, etc. Adding vibration to the system
>>>> should increase particle motion. I have not thought much on
>>>> this, but I think the underlying physics is pretty obvious to a
>>>> lot of people here. I guess the voice coil could serve as a kind
>>>> of sandblaster replacement. On the other hand, I have toyed
>>>> around with more conventional techniques to blast particles onto
>>>> the glass, so my voice coil proposal is little more than a
>>>> high-tech modification of a technique most of us already grasp.
>>>>
>>>>
>>>>
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