Finally some real head way with cooling the stepper. Its kind of complicated but here is the thingiverse post of my final setup with a fan dedicated to the stepper motor. My stepper now stays at 38c...
Type: Posts; User: Jeeplvr
Finally some real head way with cooling the stepper. Its kind of complicated but here is the thingiverse post of my final setup with a fan dedicated to the stepper motor. My stepper now stays at 38c...
more pictures
Here are some pictures
I waited to post this one. I have been printing almost non stop for 24 hrs. and not one jam. I removed the small brass filament guide tube from the heating element and opened up the entrance with a...
Since the modifications I have printed a number of models and all seems to be better. My stepper is slightly cooler. I tried to print the print board sized model and got 2/3 of the way complete (6hrs...
done!!
http://www.thingiverse.com/thing:300335
It is a redesign of the mag mount, wind barrier, and stepper mount. It exposes the stepper motor so there is more surface area exposed for radiant cooling. It also adds a vent for the extruder gear...
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I have been experimenting with the cooling of the stepper and extruder gear. With this new design I have reduced the stepper temperature significantly. Here are a series of pictures showing how I did...