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isel_icv4030:engraving_detailed_images [2023/01/23 03:47] – [Using Rhino] formlab | isel_icv4030:engraving_detailed_images [2023/01/25 07:43] – [Using Rhino] formlab | ||
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====== Engraving detailed images ====== | ====== Engraving detailed images ====== | ||
- | For 2.5D operations that retain sharp edge quality. | + | ===== For 3D shapes ===== |
+ | * Import mesh file in Fusion 360 | ||
+ | * Create toolpaths | ||
+ | * 6mm ball mill - parallel with a tiny axial stock-to-leave | ||
+ | * 2mm ball mill - parallel 90° | ||
- | ===== Using Rhino ===== | + | ===== For 2.5D shapes that retain sharp edge quality ===== |
+ | {{: | ||
+ | ==== Using Rhino ==== | ||
**Workflow**: | **Workflow**: | ||
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* Move drawing elements to separate layers: (To separate the base from the drawing for example) | * Move drawing elements to separate layers: (To separate the base from the drawing for example) | ||
* Select the curve elements. In the upper right, the object type says: block instance | * Select the curve elements. In the upper right, the object type says: block instance | ||
- | * click explode 3x (or until Rhino says: ‘closed curve’ instead of ‘block instance’ | + | * click the '' |
* select the curve elements you want to move | * select the curve elements you want to move | ||
* right-click on the target-layer | * right-click on the target-layer | ||
- | * select | + | * select |
* Fixing **self intersections** | * Fixing **self intersections** | ||
* When extruding vector shapes, you might get the warning that there' | * When extruding vector shapes, you might get the warning that there' | ||
* If the curve elements are still a ‘block instance’. Click explode 1x (or until the block instance becomes curve objects). | * If the curve elements are still a ‘block instance’. Click explode 1x (or until the block instance becomes curve objects). | ||
- | * In the command line, type ‘**TestCrvSelfIntersection**’ (no need to press ‘enter’ after), then make a selection of all the curves you want to test. Click ‘done’. The command adds points where there are self intersections for visual reference. | + | * In the command line, type '' |
- | * Select | + | * select |
- | * draw a line or circle to isolate the problematic intersection. | + | * Make sure the selection is of the type ' |
- | * click the **trim** icon. | + | * draw a line or circle to isolate the problematic intersection.\\ {{: |
+ | * click the '' | ||
* select both the curve you want to keep and the shape you just drew. Click done. | * select both the curve you want to keep and the shape you just drew. Click done. | ||
* click the parts you want to delete. Click done. | * click the parts you want to delete. Click done. | ||
- | * select | + | * now there' |
+ | * select the main curve and the remaining piece of the shape you drew and click the '' | ||
+ | * Make solid 3D object | ||
+ | * When there are no self-intersections left, select the '' | ||
+ | * Select all the curves you want to extrude | ||
+ | * activate the layer where the solid object should be created in (press the radio button) | ||
+ | * Click the '' | ||
+ | * Move your mouse so the extrusion goes in the right direction (don't click) | ||
+ | * Type the amount of millimeters you want | ||
+ | * Press OK.\\ {{: | ||
+ | * Check if the result looks OK by switching to ‘rendered’ view. Any weird things will be visible. | ||
+ | * If something is bad, it's often a very short section of wall (surface). See below: 'If extrusion fails' | ||
+ | * Unite object | ||
+ | * select all solid objects | ||
+ | * click '' | ||
+ | * check if they look OK by switching to ‘rendered’ view | ||
- | ===== Using Fusion 360 ===== | + | * If extrusion fails |
+ | * shift + click the top (and bottom) surface and delete | ||
+ | * select the walls and ' | ||
+ | * select the walls again, but now one by one: click + shift click, etc... | ||
+ | * if you selected everything, hide it with '' | ||
+ | * maybe / hopefully there are tiny vertical wall-pieces that were so small you missed them when you were selecting everything one by one. | ||
+ | * Look at them, | ||
+ | * memorise their positions | ||
+ | * delete them | ||
+ | * Unhide the rest of the walls with '' | ||
+ | * fix the gaps with the '' | ||
+ | * When the walls look OK again, click the icon '' | ||
+ | * Repeat for the bottom parts if necessary | ||
+ | * Join the fixed part to the rest of the solid model. | ||
+ | |||
+ | * Export as STP file | ||
+ | |||
+ | * Import STEP file into Fusion 360 to create toolpaths the regular way. | ||
+ | * Use flat end mills | ||
+ | ==== Using Fusion 360 ==== | ||
<wrap hi> | <wrap hi> | ||
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- | ===== Negative space ===== | + | === Negative space === |
For cutting the area in-between the shapes (to use as a stamp for example).\\ | For cutting the area in-between the shapes (to use as a stamp for example).\\ | ||
Note to future self: **If an image is used as a stamp, mirror the image(!)** | Note to future self: **If an image is used as a stamp, mirror the image(!)** | ||
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{{: | {{: | ||
Embossing stamp in Trespa. Mirrored. | Embossing stamp in Trespa. Mirrored. | ||
- | ==== In Illustrator | + | |
+ | === In Illustrator === | ||
* Set the document units to mm | * Set the document units to mm | ||
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* In the export options, make sure a unit represents a millimeter. Check the option '' | * In the export options, make sure a unit represents a millimeter. Check the option '' | ||
- | ==== In Fusion | + | === In Fusion === |
- | === Preparing the 3D models | + | == Preparing the 3D models == |
* Import one sketch per layer:\\ {{: | * Import one sketch per layer:\\ {{: | ||
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* repeat for all tiles:\\ {{: | * repeat for all tiles:\\ {{: | ||
- | === Creating toolpaths | + | == Creating toolpaths == |
* Create an object with the dimensions of the stock material & position it accordingly in relation to the tiles. | * Create an object with the dimensions of the stock material & position it accordingly in relation to the tiles. |