Summary

Project in progress of Braille embosser with laser cutting

Can easily be converted to Plotter.

Full buid Instructions
https://www.instructables.com/id/Cheap-Braille-Embosser-La-Picoreuse

100W laser cutting machine

6mm - 13 m/s - 80% power
3mm - 30 m/s - 80% power

Post-Printing

            <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/3b/56/e2/5f/9c/Etape_00.png"></p>            <p class="detail-caption"><strong> Embed the inner parts in the left inner board</strong></p>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/74/87/0e/7f/b1/Etape_01.png"></p>            <p class="detail-caption"><strong>Embed the inner board right</strong></p>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/c5/59/51/d2/1c/Etape_02bis.png"></p>            <p class="detail-caption"><strong>Glide the bottom board so that it blocks both sides</strong></p>                <div><p>Add the end-of-race sensors<br>Add the arduio and remove the motor leads from each side<br>Add the right outside plate</p></div>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/b1/50/4d/8c/82/Etape_03.png"></p>            <p class="detail-caption"><strong>Insert the X and Y axes without forgetting the carriage</strong></p>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/de/0b/45/6a/dd/Etape_04a.png"></p>            <p class="detail-caption"><strong>Add the left outer plate and the Y axis motor</strong></p>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/b4/5a/49/21/fe/Etape_05a.png"></p>            <p class="detail-caption"><strong>Insert the hat piece and the X-axis holder</strong></p>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/b4/4a/6d/bd/80/Etape_06.png"></p>            <p class="detail-caption"><strong>Mount the engine and the pulleys on the X axis</strong></p>                <p class="detail-title"><strong>Set up the belt</strong></p>            <div><p>Note that if the belt has already been adjusted to the correct length, it is easier to attach it to the truck before placing the "hat part" and then insert the X motor at an angle when the time comes.</p></div>

Arduino + Java code

Github project

            <div><p>Code is a work in progress, it is not complet or packaged for the moment</p><p><a rel="nofollow" href="https://github.com/iapafoto/BraillePrinter">https://github.com/iapafoto/BraillePrinter</a></p></div>

Custom Section

3D exploded view uses

Arduino OpenSCAD Model Library by jestin
https://www.thingiverse.com/thing:18139

Braille Writer by polymaker
https://www.thingiverse.com/thing:8000

13-tooth T5 pulley by tadrow
https://www.thingiverse.com/thing:26347

28BYJ-48 Stepper Motor Model by Mark Benson (not use but referenced)
https://www.thingiverse.com/thing:122070

Electronic

Furnitures

            <div><ul><li>Arduino UNO</li><li>L293D Motor Drive Shield</li><li>Nema 17  [x2]</li><li>Interruptor</li><li>Solenoid </li><li>Tip120</li><li>Resistor 2.2k</li><li>1N4004</li></ul></div>                <p class="detail-image"><img src="https://cdn.thingiverse.com/assets/3d/b6/86/e4/28/PrinterBrailleSketch_bb.png"></p>

Braille embosser (Laser cut)