[SGVHAK] how to avoid a failed 3d print session

[Homan Chou]

Hmm... that might work ... until it got to the headrests inside the
car (there is even a flux capacitor modeled inside it).  Maybe this
model is just too complicated to print in one session.

On Wed, Mar 27, 2013 at 1:26 PM, Claude Felizardo <cafelizardo at gmail.com> wrote:
> What about flipping it upside down or would it just spew into the air
> again when it got to the wheels?  Are there tools to handle that or do
> you have to transform everything yourself?  Or print standing on side
> or end?
>
> On Wed, Mar 27, 2013 at 11:47 AM, Homan Chou <homanchou at gmail.com> wrote:
>> My office just bought the makerbot replicator 2 and I've been trying
>> to print out a PLA plastic model of a delorean that I found on
>> thingiverse.com
>>
>> We've had some failed prints due to the print becoming loose from the
>> glass while printing.  Selecting 'raft' during the slicing process
>> will first print a mesh lining on the bottom so that helps with that.
>>
>> The next time I printed it, I set the splicer to low quality (default
>> 15% fill), selected to include 'raft', and included 'support' for the
>> hell of it (the documentation isn't explicit about what it does).  It
>> took 4 hours to print and the result was terrible.  It looked like the
>> delorean was encased inside scaffolding and yarn from a hot glue gun.
>>
>> Then we tried high quality with raft but no 'support'.  The wheels
>> printed to about 25% tall, was looking awesome, then when it got to
>> the under carriage, it just tried to spew hot plastic right in
>> mid-air. Duh... fail again.  So I guess support is needed since the
>> under carriage doesn't have anything underneath it to build upon.
>>
>> Then we tried high quality with 'raft' and 'support', 3% fill, it took
>> about an hour to slice, and pretty much all day to print, and though
>> the resolution was much higher than the low quality attempt, it was
>> encased in scaffolding in all open spaces, which is still pretty much
>> impossible to take off.
>>
>> Any tips?
>>
>> Homan
>>
>