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

Darrell Perko EMAIL HIDDEN
Wed Oct 10 11:23:10 PDT 2012

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 <mailto: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.
>     ????????
>     Kassie
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