Here's a color swatch of our PLA in Spocktapus form.
In other news, we're still working on our custom printer design as well as the MendelMax 2.0 beta printer. We'll have more detailed updates soon.
Experiences with 3D printers, the technology behind them, and the solutions to problems encountered.
Friday, March 29, 2013
Tuesday, March 12, 2013
Mendel Max Custom Build
We're having a lot of fun with the 3D printer and ended up ordering a Mendel Max 2.0 beta (more on that later) as well as another Mendel Max 1.5. This time around our plan is to really customize the MM1.5 printer and see what we can do to reduce the part count, improve the looks, and perhaps improve some functionality. The main thing that annoys me with the MM1.5 and most Reprap printers is the triangle top. It's not really needed, adds extraneous parts, and makes the printer feels more cluttered. Everyone that's seen our printer likes to watch it print, so it'd be nice to open it up and improve viewing angles.
The first step was to get rid of the triangle top. While it's completely possible to just remove the entire top section of the printer frame and have the Z travel rods attached only to the bottom frame with no connections up top, we decided to borrow from the design of the MM2.0 and went with vertical extrusions to support the Z rods up top. I designed some custom brackets to attach the rods at the top, and some right angle brackets to support the vertical extrusions along the base. Here's what we've got so far. (Custom parts are purple.) You can get the right angle bracket model from http://www.thingiverse.com/thing:59398
The first step was to get rid of the triangle top. While it's completely possible to just remove the entire top section of the printer frame and have the Z travel rods attached only to the bottom frame with no connections up top, we decided to borrow from the design of the MM2.0 and went with vertical extrusions to support the Z rods up top. I designed some custom brackets to attach the rods at the top, and some right angle brackets to support the vertical extrusions along the base. Here's what we've got so far. (Custom parts are purple.) You can get the right angle bracket model from http://www.thingiverse.com/thing:59398
Wednesday, March 6, 2013
Modifications and Additions Part 4
We finally got around to redesigning the back mounting clip for the power supply. We have 1 back clip, 1 side clip, and 1 foot holding the power supply under the printer. You can download all the parts from http://www.thingiverse.com/thing:57765 Here's a shot of the mountings from underneath the printer. Back clip is green, side clip is blue, foot is grey.
Colin made some clip mounts for the 2020 extrusions in OpenSCAD so I decided to create a filament guide that clips on to the top of the printer frame. http://www.thingiverse.com/thing:55776
He also bought a LED light for the extruder and a rocker switch to turn it on/off. Seemed like a good idea to make a clip on housing box for the switch. http://www.thingiverse.com/thing:57849
Here's the rocker switch we used https://www.sparkfun.com/products/8837?
We'll probably replace the LED light with something else, but here's what we currently have http://dx.com/p/39mm-2w-9-smd-led-126-lumen-6500k-white-dome-light-dc-12v-51002?rt=1&p=6&m=1&r=4&k=1&t=1&s=&u=51002
Colin made some clip mounts for the 2020 extrusions in OpenSCAD so I decided to create a filament guide that clips on to the top of the printer frame. http://www.thingiverse.com/thing:55776
He also bought a LED light for the extruder and a rocker switch to turn it on/off. Seemed like a good idea to make a clip on housing box for the switch. http://www.thingiverse.com/thing:57849
Here's the rocker switch we used https://www.sparkfun.com/products/8837?
We'll probably replace the LED light with something else, but here's what we currently have http://dx.com/p/39mm-2w-9-smd-led-126-lumen-6500k-white-dome-light-dc-12v-51002?rt=1&p=6&m=1&r=4&k=1&t=1&s=&u=51002
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