{"product_id":"turbine-blower-two-planetary-gears-36-1-faster","title":"Turbine blower (two planetary gears 36:1 - faster)","description":"\u003cp\u003eMy hand cranked turbine blower is cool and works fine - however you have to crank it really fast for a nice blow. So i tried to add another planetary gearbox - and it works so much better (and unfortunately louder).\u003c\/p\u003e\u003cp\u003eAll parts are 3d printed -\u003cstrong\u003e no additional hardware needed\u003c\/strong\u003e. If you want a bigger one - feel free to scale it up. \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch3\u003eHow it's working\u003c\/h3\u003e\u003cp\u003eHere is a video showing you how powerful (and a bit loud) it is :)\u003c\/p\u003e\u003cfigure class=\"media\"\u003e\u003coembed url=\"https:\/\/youtube.com\/shorts\/HP8n2FPWxmk\"\u003e\u003c\/oembed\u003e\u003c\/figure\u003e\u003ch3\u003e \u003c\/h3\u003e\u003ch3\u003eLeft-handed or Right-handed\u003c\/h3\u003e\u003cp\u003eIf you want to have a blower with the crank on the opposite site - just mirror all the pieces before printing. \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch3\u003eHow to print\u003c\/h3\u003e\u003cp\u003eI recommend setting \u003cstrong\u003eSeam location\u003c\/strong\u003e to \u003cstrong\u003eRandom \u003c\/strong\u003e(just to avoid bumps in single spot and make the rotation even)\u003c\/p\u003e\u003cp\u003eAlso make sure to set  \u003cstrong\u003eSlice gap closing radius\u003c\/strong\u003e to \u003cstrong\u003e‘0’  - some parts are pretty close to each other - we don't want them to fuse together\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eBesides that just print it with the settings that works for you.\u003c\/p\u003e\u003cp\u003eNo supports required.\u003c\/p\u003e\u003cp\u003eboth planetary gears are designed to be printed in place - do not split them into individual parts - they cannot be assembled after printing separately.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch3\u003eAfter print \u003c\/h3\u003e\u003cp\u003eThe planetary gear after printing can have parts fused together a bit. Just wiggle them back and forth carefully until they rotate smoothly. Adding a bit of \u003cstrong\u003egrease \u003c\/strong\u003ecan help \u003cstrong\u003ea lot\u003c\/strong\u003e.\u003c\/p\u003e\u003cp\u003eHere are the places when you can add a drop of lubricant (even cooking oil should work)\u003c\/p\u003e\u003cfigure class=\"image image_resized\" style=\"width: 75%\"\u003e\u003cimg src=\"https:\/\/makerworld.bblmw.com\/makerworld\/model\/DSM00000001675605\/design\/2025-07-03_6dr7rmemfe8i.jpg\"\u003e\u003c\/figure\u003e\u003ch3\u003e \u003c\/h3\u003e\u003ch3\u003eHow to assemble\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eStep 1. \u003c\/strong\u003eTake the crank part and insert small snap connectors into the slots (15 pieces)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 2. \u003c\/strong\u003econnect to second gear\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 3. \u003c\/strong\u003eInsert the core joint into the hexagonal hole of the second gear\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 4.\u003c\/strong\u003e Add the round spacer\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 5. \u003c\/strong\u003ePlace the rotor (thing with blades) on the core joint\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 6. \u003c\/strong\u003eInsert the handle in the slot\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 7. \u003c\/strong\u003eInsert small snap connectors into the slots in second gear (7 pieces)\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 8.\u003c\/strong\u003e Place the cover on top and make sure all the joints are in the right place\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStep 9.\u003c\/strong\u003e push firmly the cover to snap in. And that's it.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eI will upload photos soon, but here is a simple animation to help you understand assembly process\u003c\/p\u003e\u003cfigure class=\"media\"\u003e\u003coembed url=\"https:\/\/youtu.be\/m3q7gibNtbY\"\u003e\u003c\/oembed\u003e\u003c\/figure\u003e\u003cp\u003e \u003c\/p\u003e\u003ch4\u003eAfter project thoughts\u003c\/h4\u003e\u003cp\u003eI am no aerodynamics expert. I designed the turbine the way I think it should work. The air flow is pretty decent, but I am sure this can be tweaked to work even better. If you have any thoughts - let me know.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUpdate Log:\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e30.06.2025\u003c\/strong\u003e - I added some internal structures to the \u003cstrong\u003esecond_gear \u003c\/strong\u003epart - it should help with all the bridges that are there\u003c\/p\u003e\u003cp\u003eDesign by Tomek on MakerWorld (license: BY).\u003c\/p\u003e","brand":"Mymadmanlab","offers":[{"title":"Default Title","offer_id":67369447391536,"sku":null,"price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0987\/0809\/5280\/files\/0_2b671856-101a-4fd0-b87d-b395a402c008.jpg?v=1784065564","url":"https:\/\/mymadmanlab.com\/products\/turbine-blower-two-planetary-gears-36-1-faster","provider":"Mymadmanlab.com","version":"1.0","type":"link"}