/challenges-projects/design-challenges/sixth-sense-design-challenge/b/blog/posts/sixth-sense-graffitibot-hydraulics---blog-18The GraffitiBot is now fully functional for printing graffiti although there is still a lot of room for improvement of the print head nozzles. It took quite a bit of work to get the hoses to curl properly without kinking. The kinks were making ...en-USTelligent Community 12https://community.element14.com/challenges-projects/design-challenges/sixth-sense-design-challenge/b/blog/posts/sixth-sense-graffitibot-hydraulics---blog-18Sun, 24 Mar 2019 19:14:12 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:32e232d8-a7ca-4524-8f01-286d10167592DAB0<p>Nice update Douglas.</p><p>&nbsp;</p><p>Have you thought of going to a piezo electric nozzle from an old inkjet printer?</p><p>It might give you better droplet control.</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=6748&AppID=214&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/challenges-projects/design-challenges/sixth-sense-design-challenge/b/blog/posts/sixth-sense-graffitibot-hydraulics---blog-18Sun, 24 Mar 2019 18:37:55 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:32e232d8-a7ca-4524-8f01-286d10167592weiwei22<p>i have never have my hand on hydraulic, looks fun to be used one day. i wonder if there is hydraulic to move object like human muscle (contract, expand alike)</p><img src="https://community.element14.com/aggbug?PostID=6748&AppID=214&AppType=Weblog&ContentType=0" width="1" height="1">https://community.element14.com/challenges-projects/design-challenges/sixth-sense-design-challenge/b/blog/posts/sixth-sense-graffitibot-hydraulics---blog-18Sun, 24 Mar 2019 18:13:50 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:32e232d8-a7ca-4524-8f01-286d1016759214rhb1<blockquote class="jive-quote"><p>I have some tiny drills, but they can leave small whiskers and they are so delicate</p></blockquote><p>Heat the shank of the drill (held in pliers in a hot air gun) to clear the passageway by melting rather than cutting might produce a better result ?</p><p>&nbsp;</p><p>Rod</p><img src="https://community.element14.com/aggbug?PostID=6748&AppID=214&AppType=Weblog&ContentType=0" width="1" height="1">