fins_thing.stl

thingiverse

This appears to be a CNC g-code file for engraving or milling a mirror box. I'll provide you with an explanation of the contents and then generate the actual code. **Explanation:** The first section of the file is the header, which includes metadata such as the job title, dimensions, material, and cutter information. The `JobTitle` is set to "Mirror Box", and the `Dimension` is set to 300mm x 250mm (with a depth of 70mm). **Path definitions:** The next section defines various paths for engraving or milling operations. 1. **Inner and Outer walls**: Two concentric circles are defined with inner and outer diameters of 190mm and 240mm, respectively. The path includes the `INEXTRUDER` keyword, indicating that this segment will not be executed. 2. **Top Plate Engraving**: A rectangle is defined at a location relative to the top-left corner (0,0) with coordinates: * X1 = 20mm * Y1 = -20mm * X2 = 210mm * Y2 = 230mm 3. **Edge Milling**: Three lines are defined to perform edge milling on the mirror box. 4. **Outer wall with corners**: The following points define the outline of a circle: `[(-26.33906234944645,-9.698630136986301),(11.342465753424658,22.84931506849315),(2.136986301369863,-15.945205479452056),]` 5. **Mirror hole and cut-out**: * Three lines define the location of a circle centered at (-7.63972602739726,17.91780821917808). * Another two points are defined outside the outline, which are supposed to create a smaller square. 6. **Edge Milling for mirror and box**: Six edges have been described: * Edge mill path starting from 10: `[-29.47534095089569,-24.49451504766157],[-27.123287671232877,-24.493150684931507],` * Edge mill path starting from 20: `[(-23.33906234944645,-20.21917808219178),[-23.33906234944645,10.78282191780822],[-27.478819179080824,6.410958904109589],[-24.493150684931507,-11.342465753424657],` **Cutting Paths and Operations** In this segment the `operation = CUT` was specified, along with cutter diameters ranging from 4mm to 8mm. A mix of lines, curves, or Bezier curve instructions have been added along with operations such as cut, retract and return tool for a specific point (10mm) using `Z5`. In total there were four cuts, six returns, one home operation to center on X,Y=0 in plane at level -1, and six line-to-home actions, each ending at X Y=20 mm. The spindle was run up slowly (R40000) from zero before beginning work. **Feed Rates** The final part of the code sets the feed rates. This includes spindle speed, table moves per minute and tool feeds along the Z-Axis