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playing with different tools in fusion 360 and trying to optimize the design to fit my needs as a user, putting problems I suffered from while using any pen holder into a real design solving these problems as eraser and sharpener place .
This was the conceptual design for my idea.
1- Manual sketches:
imagining the outline of the holder and how to make it more efficient.
2- Fusion 360:
I made a cube with 20com height.
gave thickness "shell" to cube
some fillets to make it fit hand fist easily
two small cubes in the front side for sharpener and eraser
thickness "shell for these two to fit eraser and sharpener
some holes in front sides for fast pen collection by the end of the day "in case u are in hurry , never worry about your pen organizing".
3- Cura:
Exporting the model as STL file to know the weight and time required for printing
I exported the model to cura in order to keep an eye on time and weight.
There was a problem with weight and time .
I removed the base of the design but the time and weight didn't change a lot.
I tried to optimize the design by decreasing the design dimension but i didn't like the final output so i went for a new design with hexagonal shape.
The final design i didn't like as the original one as it became so small and didn't fit any requirements.
The original design .
Hexa-Pen holder" Final output isa":
Fusion 360 and Cura:
from the very beginning i started exporting to avoid the previous problem.
The initial design with 1 hole
I changed the scale "slightly" to reduce time and weight.
Design Process
The Design Process using fusion, the concept was two hexagonal shapes intersecting together.
Then i used split to make the shape i want "subtracting unwanted parts"
Then I sketched on faces of shape to create simple pattern and decrease weight of the design for printing.
i wanted to imagine the shape in reality, so i used a rendered environment.
a video for the rendered pen holder.
I wanted the pen holder to be used on the opposite side for holding rubber and sharpener , also to have a branch of plant as a decor item so i used sweep and loft to create two tiny holes
the whole process on fusion 360
Note: i changed the extrusion a litte
Exporting the file from fusion 360 as an .stl file.
opening the file in Cura, then adjusting the settings for 3D printing to fit the design
the design needed supports for the outer frame .
the weight of design=18 grams and took 1hr 37min.
exporting file as g.code
putting the design on memory card
load the design on 3D printer
Fabrication of first part of the pen holder
During fabrication of supports
Final fabrication phase
Final output :
Pen holder :
I asked for a way to optimize weight , some colleagues suggested:
- reducing height to 5cm or 7 cm max.
-reducing horizontal dimension to decrease the 3d printing time.
so i built the new design o these two concepts.
The biggest problem was the large weight about 160 grams and time exceeding 24 hours.
I modified the solid parts in the design to holes and changes base thickness from 15mm to 5 mm however the weight dropped down to 86 grams with 10 hours which also was a disaster.
I changed the whole design to a more simple holder with hexagon shape.
I reduced the dimensions of the new design about 30% . its nearly 70*70*70
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layering of the final project structure
connection between layers of cubes in my design "3 layered cube connected with other cubes from each end"
correct assembly gives great design.
Lego mini-figure were so cute on fusion and the assembly of components
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