Ideation
Tell us about your assignment's idea for this week. Why do you care about this idea? What inspired you? (Please include images or links to sources of inspiration)
This week’s assignment was to design mixed-design glasses; the front frame was to be fabricated using a Laser Cutter & the side arms were to be fabricated using a 3D Printer, then to attach them all with screws and nuts.
Searching Google, this picture inspired me to do my glasses just like it as I love cartoon characters and Minnie-mouse is one of my best.
Fusion 360 software to design extrude, assemble all parts, and export .dxf & .stl files.
Ultimaker Cura 5.2.1 software to slice the .stl model and create the .gcode file for the 3D printer
LaserWork V6 software for nesting objects, setting the suitable parameters & creating .rld file which compatible with laser cutting machine
Prusa I3 MK2 printer to read the .gcode file & print the 3D physical object
El Malky ML149 CO2 Laser Cutter to read .rld file then cut or engrave or speed cut the plywood sheet
Plywood sheet 3mm to fabricate the front face
PLA+ for the side arms
Screws and nuts for the assembly
1- It was designed in two planes using fusion 360
A new sketch was created and the arm was designed by using lines and arcs and fully defined by dimensions and constraints
Another sketch was designed for the small part with a hole of 3.3*3.3 mm for the assembly
All dimensions were calibrated with my own sunglasses
Some features were used like fillet, extrude to 3mm, and extrude cut
A customizable appearance was chosen (PLA material & red color)
.stl file was exported
2- The .stl file was imported by Ultimaker Cura software, after choosing the printer ( PRUSA i3 MK2 ) & the material ( PLA)
The arm was laid flat on the large straight part; so no extra support is needed
It was multiplied to have another arm
Profile: 0.15 mm
Infill: 20%
Support: no support
The best orientation is chosen
Brim: None
Number of layers: 60, weight: 8 g, time: 58 min
.gcode file was saved
1- Design using fusion 360
A new sketch was created and only the right side of was designed by using many tools like circle, rectangular, arc, and spline; then defined using dimensions and constraints. The free spline shapes were locked
A hole of 3*3 mm was added for the assembly with the side arm
All dimensions were calibrated with my own sunglasses
Then, the right side was mirrored to have the complete design
It was extruded to 3mm and a suitable appearance was chosen
Finally, .dxf file was exported using "splines as polylines" extension
2- Preparation using LaserWork
.dxf file was imported
The cut area (black) was defined with a cut speed of 25 & power of 65
The (red) part was speed cut with a speed of 200 & power of 25
Finally, the file was saved in .rld format
The 3D printer was turned on and the SD card that contain my .gcode file was inserted into the machine
The printer was preheated to unload the old filament, then the new filament was loaded (the color of the new filament was checked to ensure successful loading)
The proper file was selected and run
for more details, click here!
The proper file was selected, and the "TrachFrame" was run to check the used area, then we pressed "run". It spent 69 seconds.
for more details, click here!
Then, The front frame was colored ^^
Screws & nuts were used for the assembly of the arms & the front frame.
The definition of splines was very difficult, so I locked splines as mentioned in the self-practice videos & defined any other shapes
I duplicated the arm instead of mirroring it; however, it worked & I learned the lesson! (Solution: to mirror the arm, Areeg told me ^^)
Click here to find all files!
That's my first time to work with fusion 360 & design a 3D model, definitely, it will help me a lot on my final project!
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