[EMS Discuss] Rick's 3d printer report.

Bob Miller EMAIL HIDDEN
Wed Oct 10 14:27:22 PDT 2012


But you put in the new glass bed, Darrell.



On Wed, Oct 10, 2012 at 11:23 AM, Darrell Perko <EMAIL HIDDEN> wrote:
>
> The dialing in has all been Kassie.  My understanding is that she tried
> again and got it working with the latest firmware, just not with Slic3r yet.
> Correct, Kassie?
>
>
> On 10/10/2012 10:11 AM, Rick Osgood wrote:
>
> Sorry, I meant to reply to this a couple days ago and forgot about it.
> Thanks so much to all of you (both of you?) for working on this and making
> the printer better than it was.  Bob showed me a print he made last night
> for his laser cutter and it came out exactly the right size to fit his
> bearings.  I was amazed because it was never that accurate when I was using
> it.
>
> All of the settings you mentioned, are these with the old replicator G
> software and old skeinforge version that we have always been using at the
> shop?  I know Darrel started trying to upgrade to the latest firmware and
> software but I wasn't sure how far he got with that.  So all of these
> settings are with the older software or the newer one?
>
> As for the hardware upgrades, I personally don't mind if you guys want to
> try something like this.  Just keep in mind that the printer has been
> getting a lot of use lately so we want it out of commission for as little
> time as possible and we want to notify everyone before taking it offline for
> an extended period.  Also keep in mind that I haven't donated the machine to
> the shop (yet anyway) so if you start putting money into the machine and
> something happens where I need to take the machine home for some reason, the
> parts you buy and put into the machine will either leave with it, or we'll
> have to take them back off of it and put it back the way it was.  I don't
> anticipate this happening but I don't want any one to feel like they've
> wasted their money or had something taken away from them in the event that I
> need it back for some reason.
>
> Rick
>
> On Fri, Oct 5, 2012 at 5:27 PM, Kassandra Kaplan
> <EMAIL HIDDEN> wrote:
>>
>> I've been working on a few profile for ricks printer.
>>
>> A .35mm, or 350 micron, standard print quality.  This profile replaces my
>> old profile.  This profile has better z-height accuracy, reversing and
>> speed. The quality is not as good but close. 90% complete
>>
>> A .2mm, 200micron, medium quality print.  The settings work but are not
>> dialed in. 75% complete
>>
>> A .1mm, 100 micron, high quality.  This setting is not ready for use yet.
>> 20% complete.
>>
>> A .05, 50micron, very high detail setting.  Unstarted but I expect this
>> will Be as low as this machine will go given the half stepping controllers.
>>
>>
>> Upgrades possiblity:
>> Firmware:
>> If we upgrade the firmware more refinement in each quality setting could
>> be achieved.  The issue is that makerbot firmware uses an a axis instead of
>> the standard e axis.  A script could be written to fix this.
>>
>> Alternately new electronics could give greater improvement all around.
>> Using a ramps shield, azteeg, or other marlin capable electronics would
>> allow printing down to .01 mm or 10 microns and the most up to date
>> softwares. This would also fix the a axis problem.
>>
>> Dual extruder:
>> With an electronic upgrade or the buying of a second extruder control, 70
>> dollars could allow an upgrade to dual extrusion set up.
>>
>> Pla:
>> Is possible with filament change protocol and new setting.  May improve
>> max print quality, but hot days can soften this material.
>>
>> Current issues:
>> E axis vs A axis
>> Filament tensioner- due to the improved retraction the filament tension
>> needs tightening with every hour or so of about a quarter turn.  This seems
>> overly finicky.  A pinch wheel clean might be in order.
>>
>> どうぞおげんきで
>> Kassie
>> _______________________________________________
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>
>
>
>
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-- 
Bob Miller                              K<bob>
                                        EMAIL HIDDEN


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