Unterschiede
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Beide Seiten, vorherige Überarbeitung Vorherige Überarbeitung Nächste Überarbeitung | Vorherige Überarbeitung | ||
projekte:face-shield [2021/03/26 11:03] – alte Version wiederhergestellt (2020/04/11 20:47) 157.90.171.68 | projekte:face-shield [2021/03/31 00:26] (aktuell) – alte Version wiederhergestellt (2021/03/28 23:24) noby | ||
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Create face shields (not a medicin product, a last resort for protecting faces from droplets, which e.g. contain viruses as COVID-19) | Create face shields (not a medicin product, a last resort for protecting faces from droplets, which e.g. contain viruses as COVID-19) | ||
- | The consist of two parts: \\ | + | They consist of two parts: \\ |
- | 1) a 3D printed head mount \\ | + | 1) a 3D printed head mount (e.g. [[https:// |
- | 2) a laser cut sheet made of transparent PET \\ | + | 2) a laser cut sheet made of transparent PET. {{ : |
{{: | {{: | ||
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Start with feeding the roll into the laser through the **closed** door. For that level the table with the door and set the working distance for the lens using the screw at the lens holder.\\ | Start with feeding the roll into the laser through the **closed** door. For that level the table with the door and set the working distance for the lens using the screw at the lens holder.\\ | ||
{{: | {{: | ||
- | Place 4 magnets on the face of the to-be shields as well as secure the roll \\ | + | Place 4 magnets on the face of the to-be shields as well as some to secure the roll \\ |
{{: | {{: | ||
The laser takes 61 seconds for 4 shields, a trained human takes about 30 seconds to feed new material in. \\ | The laser takes 61 seconds for 4 shields, a trained human takes about 30 seconds to feed new material in. \\ | ||
We have been able to produce 200 shields in about 2 hours. \\ | We have been able to produce 200 shields in about 2 hours. \\ | ||
- | {{: | + | {{: |
- | Printing the 200 head mounts will take another 200 hours, | + | Printing the 200 head mounts will take another 200 hours. \\ |
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+ | The template cuts also the roll at the end, no need to precut sheets. That saves time and material. \\ | ||
+ | We are using Lightburn, in particular the recent updated version 0.9.10 which can nicely combine duplicate cutting lines to save some cuts and time, we used this settings on our Nova35: \\ | ||
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+ | {{: | ||