The assignment involved creating a unique pair of glasses for personal use, incorporating a design that blends 2D laser cutting with 3D printing. My concept is to design Customized glasses without a bridge, with my name engraved above the lenses. The overall shape of the glasses is inspired by the style of my current pair.
ware used for research gathering design ideas
For Design both front and temple of glasses
create and control the operation of laser cutting (for the glasses' front)
3D printing software used for slicing (for the Glasses' Temples)
Raw material for 3D Printing machine
3D Printing machine for printed the Glasses' Temples
Raw material for laser cutting machine
For assembly the parts of the Glasses
Laser Cutting machine for cutting the Glasses' front
1. Design in Fusion 360
Take standard Dimensions: by using internet and my own glasses to fit in
2D Sketching: I created a 2D sketch of the front frame of the glasses in Fusion 360. This included the shape of the lenses, my name engravened on the bridge, and temple connections.
Draw the lens with dimensions (50mm for the big circular and 40 for the smaller circular)
then the bridge which was my name engravened on it with dimensions (80mm)
last the holes in the assembly area of the temple
4. Exporting to RDWorks
File Export: The 2D sketch from Fusion 360 was exported as a DXF file.
Import to RDWorks: Imported the DXF file into RDWorks.
Laser Settings: Set up the laser cutting parameters in RDWorks
- Parameters:
Black for cutting: power = 45, speed = 40
blue for scanning my name on the bridge :power 300,speed= 30
1. Design in Fusion 360
2-start drawing lines with different dimensions
I draw lines 8mm then 5mm then 8then 5 mm which I made further in it the holes of glasses
then I draw lines where dimensions were 120mm then I draw curve using 3 points -arc
3. Exporting to Cura
File Export: The 3D mesh from Fusion 360 was exported as an STL file.
Import to Cura: The STL file was imported into CURA.
Slicing Settings: 3D Printing Settings in Cura
Select your 3D printer which is PRUSA i3 MK2 3D printer
material type PLA
Adjust Print Settings:
Layer Height: 0.2mm
Infill Density: 20%
Extruder Temperature: 215°C
Bed Temperature: 60°C
Support and Adhesion:
Enable support is touching builplate
Set bed adhesion
Slice and Save: as a project which take 33minutes and 7grams
The frame part
1. File Preparation:
Check File: Ensure the design file is correctly set up and ready for cutting.
Speed and Power Settings: Verify each cutting mode's speed and power settings.
2. Machine Setup:
Download File: Transfer the design file to the laser cutting machine.
Set Origin: Position the laser at the starting point of the material.
Frame Check: Check the frame to ensure the design fits within the material boundaries.
3. Cutting Process:
Start Process: Initiate the laser cutting process.
Monitor Process: Keep an eye on the cutting to ensure it proceeds smoothly and correctly.
4.spraying process with yellow colour
1. File Preparation:
Check File: Ensure the design file is correctly set up and ready for printing and ensure the slicing time is correct and the machine is PRUSA i3 MK2.
Upload File: Transfer the 3D design file onto an SD card using an SD reader connected to a flash drive due to the absence of an SD card slot on the laptop. (The G Code)
2. Machine Setup:
Insert SD Card: Place the SD card into the 3D printer.
Heat Up Machine: Preheat the printer to allow the filament material to be pulled up easily.
3. Printing Process:
Select File: Choose the design file from the SD card menu.
Start Print: Begin the printing process by pressing "OK".
Initial Check: Observe the initial layers to ensure the process proceeds correctly.
4. Post-Printing:
Remove Part: Once printing is finished, remove the magnetic bed from the machine and detach the printed part.
Clean Bed: Clean the magnetic bed and return it to the printer.
Remove Supports: Carefully remove the support structure from the design using a screwdriver.
grit sanding the arc of the temples
5. Finishing Touches:
Documentation: Capture photos of each step for documentation purposes.
Yes, I asked my instructor and tell me to edit the dimensions of glasses instead of 50-47 to be 50-40 mm as the difference of two dimensions may make the thickness of lens to be thinner and may be vulnerable to break but when I make the difference increased that make the lenes to be more thickener and didn't broke easily
I faced an issue with the design of the glasses' arms but solved by trial and error. I had drawn the curve of the arm slanting upwards, while it was supposed to be drawn slanting downwards. To overcome this, I attached the arm to the frame of the glasses vertically instead of horizontally, as I initially intended.
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