DIY of Things

AM Maker

Improved on the original design from redfoxdude on Printables. Inspired by other similar mods, I've made the mechanism smoother and easier to operate with a lateral tab to put your finger in while spinning.&nbsp;Bill Of Material<ul><li>4 x 623ZZ (3mm ID x 10mm OD x 4mm thickness) ball bearings <a target="_blank" href="https://www.amazon.com/uxcell-Groove-Bearing-Double-Bearings/dp/B07FW257LJ/ref=sr_1_6?crid=1QOXK550R1LQQ&dib=eyJ2IjoiMSJ9.ZLaKEiPn3a53hnDeiLZfASFBOV7hYexhqg1RSm2Apaz11rOEHIMT9p4ZoyfYhXVig5s54bMd2dSNmbjJAjvznHlphcXULVgVgkfUBYiuIKHjvXooHSakXGO7nBrW1HQ_yfCk6GsnmkbwRlvhfq4DKw.YuEEHXmiGpLQKHcQNaRInoVc7kE9UriZs-Rp7JnYhdY&dib_tag=se&keywords=623zz%2Bbearing&qid=1705091236&sprefix=623%2Caps%2C176&sr=8-6&th=1" rel="nofollow noopener">uxcell 623ZZ Deep Groove Ball Bearing Double Shield 623-2Z 80023, 3mm x 10mm x 4mm Chrome Steel Bearings (Pack of 10): Amazon.com: Industrial & Scientific</a></li><li>4 x M3 x 5mm heatset inserts</li><li>4 x M3 x 8mm button-head screws</li><li>50 x 5mm ball-bearing steel balls <a target="_blank" href="https://www.amazon.com/TA-VIGOR-Stainless-Precision-Equipment-Repairing/dp/B0BF8N9B2S/ref=sr_1_2_sspa?crid=3S4FCTX5KK0OD&dib=eyJ2IjoiMSJ9.ZEEBKSXE0hwXBb_A0TxOZ6knN64L1u5NtqJY6rw492w7G0e9qRY0PZpJVhWoiJSANiwTkf4ZFpPRCx9BFEIwds54S7d2c3GsK7FYbluAhNSb9g6Qt70Mm74ZV3A5U18dNiskGDrGOKKCA9gYsehD_Q.soAFbf2AkTBHZ6wOPiOYbLrwcJE88WG8AOcszUuOqQU&dib_tag=se&keywords=5mm%2Bsteel%2Bballs&qid=1705091168&sprefix=5mm%2Bsteel%2Bballs%2Caps%2C177&sr=8-2-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&th=1" rel="nofollow noopener">TA-VIGOR 100pcs 5mm Bearing Balls, Solid 304 Stainless Steel Ball G100 Precision Balls for Equipment Repairing/Bearing Balls/DIY Projects: Amazon.com: Industrial & Scientific</a></li><li>10 x 0.35x75mm acupuncture needles <a target="_blank" href="https://it.aliexpress.com/item/1005001467649993.html?gatewayAdapt=glo2ita" rel="nofollow noopener">ZHONGYAN TAIHE 500 pezzi ago per agopuntura con tubo spedizione gratuita tutte le dimensioni agopuntura ago per massaggio di bellezza Sterile monouso - AliExpress</a></li><li>medium strenght thread locker <a target="_blank" href="https://www.amazon.com/Threadlocker-M-242-1-69-Fasteners-Anaerobic/dp/B09SLQZ19L/ref=sr_1_2_sspa?crid=1WIVFTLOCW6JS&dib=eyJ2IjoiMSJ9.HnqdDfrQuEWpyfM8NBSKnwQHKeZ2Xvxhre6FELG7o75RHt4p0uoJ9KKaqtNT3ejoIXUYf83zsuGiJLXSL5jpd3M9GaB860gfrfnH8PoJW4cAXAnhoDNTTI70DWASF39cI5E0DeK5FFhIMjAVWBZWqw.OsLTLZYtfdItIifWpOeicjDKmPTLcG4eDK7rFZ06KkM&dib_tag=se&keywords=loctite%2Bblue%2Bthreadlocker&qid=1705092403&sprefix=loctite%2Bblu%2Caps%2C176&sr=8-2-spons&sp_csd=d2lkZ2V0TmFtZT1zcF9hdGY&th=1" rel="nofollow noopener">Amazon.com: Blue Thread Locker 242 Medium Strength Removable 1.69 Fl oz/50 ml Nuts & Bolts Locker Threadlocker Lock Tight & Seal Fasteners Anaerobic Curing Metal Glue (242) : Automotive</a></li></ul>How to Assemble<ul><li>Press the ball bearings in place on the Spin ring, you can help yourself lightly tapping them in place with a hammer.</li></ul><figure class="image image_resized" style="width:32.05%;"><img src="https://makerworld.bblmw.com/makerworld/draft/452268/2024-01-25_f6c9cbf657192.jpg"></figure><ul><li>Press the heat inserts in place in the lower gear mechanism.</li><li>Place all 50 steel balls in place on the mechanism.</li></ul><figure class="image image_resized" style="width:32.55%;"><img src="https://makerworld.bblmw.com/makerworld/draft/452268/2024-01-25_7222b5b6998cb.jpg"></figure><ul><li>Put the Spin ring over the mechanism and allign the screw holes.</li><li>Screw all the button-head screws in place as tight as they go. You will notice that the mechanism is hard to rotate now.</li><li>Back out every screw by a quarter turn and check on the smoothness of the rotation. Repeat this step until the upper part spins quite smooth and keep track of how many times you unscrewed everything.</li><li>Once at a time, take out every screw, use a dot of threadlocker to screw them back in place and back them out the amount of turns that you did before.</li><li>Take the acupuncture needles and cut them with the provided tool, 5 for each lenght (55mm and 45mm)</li></ul><figure class="image image_resized" style="width:32.05%;"><img src="https://makerworld.bblmw.com/makerworld/draft/452268/2024-01-25_7355c1a9ac1c4.jpg"></figure><ul><li>Give the needle handles a slight bend</li></ul><figure class="image image_resized" style="width:37.64%;"><img src="https://media.printables.com/media/prints/481587/rich_content/9200eb34-768b-44a4-a608-3a8c04f7a841/thumbs/inside/1280x960/jpg/needlehandlebend.webp"></figure><ul><li>insert them in place like the image below. The 55mm ones goes in the green dots, the shorter ones (45mm) in the purple dots.</li></ul><figure class="image image_resized" style="width:37.22%;"><img src="https://makerworld.bblmw.com/makerworld/draft/452268/2024-01-12_57fc4f7ce6129.png"></figure><ul><li>screw in place the base that you choose for your specific basket depth. You can find it on the original design post on Printables <a target="_blank" href="https://www.printables.com/model/481587-umikot-58mm-version-planetary-gear-spirograph-espr/files" rel="nofollow noopener">Umikot (58mm Version) - Planetary Gear Spirograph Espresso WDT Tool by redfoxdude | Download free STL model | Printables.com</a></li></ul>

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