[{"data":1,"prerenderedAt":314},["ShallowReactive",2],{"Categories":3,"NavIndexCategoriesCountFooter":203,"content-\u002F2017\u002F07\u002F04\u002Ftest-3d-print-spinner\u002F":204},[4,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,68,70,71,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135,136,137,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,182,183,184,185,186,187,188,189,190,191,192,193,194,195,196,197,198,199,200,201,202],{"category":5},"System Administration",{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},"Software Development",{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":27},{"category":27},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":5},{"category":27},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":27},{"category":27},{"category":67},"Drones & RC",{"category":69},"DIY Projects",{"category":67},{"category":72},"Photography",{"category":69},{"category":69},{"category":69},{"category":67},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":69},{"category":67},{"category":69},{"category":69},{"category":67},{"category":67},{"category":72},{"category":72},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":5},{"category":5},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":5},{"category":67},{"category":67},{"category":72},{"category":72},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":67},{"category":72},{"category":67},{"category":138},"3D Printing - Laser Cutting - CNC",{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":138},{"category":5},{"category":138},{"category":27},{"category":27},{"category":138},{"category":138},{"category":72},{"category":158},"Photography,3D Printing - Laser Cutting - CNC",{"category":27},{"category":27},{"category":69},{"category":27},{"category":27},{"category":27},{"category":27},{"category":5},{"category":67},{"category":5},{"category":5},{"category":27},{"category":27},{"category":27},{"category":27},{"category":27},{"category":69},{"category":27},{"category":27},{"category":27},{"category":27},{"category":181},"Home Assistant",{"category":181},{"category":72},{"category":27},{"category":27},{"category":72},{"category":138},{"category":5},{"category":72},{"category":72},{"category":138},{"category":27},{"category":181},{"category":181},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},{"category":72},191,{"id":205,"title":206,"body":207,"category":138,"date":297,"description":213,"embedImage":298,"extension":299,"image":271,"intro":300,"meta":301,"navigation":302,"path":303,"seo":304,"series":298,"sitemap":305,"stem":306,"tags":307,"__hash__":313},"content\u002F2017\u002F07\u002F04\u002Ftest-3d-print-spinner.md","Test 3d print spinner",{"type":208,"value":209,"toc":290},"minimark",[210,214,217,220,223,228,231,234,244,247,254,260,263,266,272,275,278,281,285],[211,212,213],"p",{},"So - the kids are taken by the current fidget spinner craze.",[211,215,216],{},"I have to say that personally - they seem like simple gyroscopes - but OK - they think they're interesting.",[211,218,219],{},"So - what can we do with that to make it more interesting (and perhaps just a little educational)?",[211,221,222],{},"Well - how about we design and make our own?",[224,225,227],"h3",{"id":226},"test-run","Test run",[211,229,230],{},"So - I got around to a test run this evening - so that at least it looks vaguely like\nI know what I'm talking about when working through one with the kids.",[211,232,233],{},"Some design points:",[235,236,237,241],"ul",{},[238,239,240],"li",{},"only one centre bearing - I'm not going to spend loads of cash on something used to weight the outside",[238,242,243],{},"weights are simple ball bearings - 8mm - bought in a 100pc lot off aliexpress.",[211,245,246],{},"For the test I designed a simple 5 arm spinner in Fusion360. Space for a bearing\nin the center, and weights around the edge.",[211,248,249],{},[250,251],"img",{"alt":252,"src":253},"Section through the spinner showing bearing and caps from Fusion 360","\u002Fimages\u002Fposts\u002F2017\u002F07\u002Fsection.png",[211,255,256],{},[250,257],{"alt":258,"src":259},"Render from Fusion 360","\u002Fimages\u002Fposts\u002F2017\u002F07\u002Frender.png",[211,261,262],{},"For the caps - I re-did the locking caps from a youtube video from the 3D Printing Nerd, again - modelled in Fusion360\n(see video at end of post).",[211,264,265],{},"Then it was a case of print and put together. Photo shows the assembled spinner and\na bearing (since that's hidden inside the caps).",[211,267,268],{},[250,269],{"alt":270,"src":271},"Finished spinner with bearing","\u002Fimages\u002Fposts\u002F2017\u002F07\u002Fspinner.jpg",[211,273,274],{},"My son at least is very keen to design his own spinner now - and also thinks that\nperhaps Dad is just possibly a little cool :)",[211,276,277],{},"He's also impressed with a 52 second spin time (very informal test) - I have no\nidea if that's good or not - but he liked it.",[211,279,280],{},"So - success - he's interested in doing some 3d modelling with me - which can't be\na bad thing :)",[224,282,284],{"id":283},"video-from-joel3d-printing-nerd-showing-the-locking-caps","Video from Joel\u002F3D Printing Nerd showing the locking caps",[286,287],"youtube",{"id":288,"title":289},"EgOuvOLiwAM","Penny Spinner",{"title":291,"searchDepth":292,"depth":292,"links":293},"",2,[294,296],{"id":226,"depth":295,"text":227},3,{"id":283,"depth":295,"text":284},"2017-07-04 20:50 +0200",null,"md","Make a fidget spinner instead of buying one?",{},true,"\u002F2017\u002F07\u002F04\u002Ftest-3d-print-spinner",{"title":206,"description":213},{"loc":303},"2017\u002F07\u002F04\u002Ftest-3d-print-spinner",[308,309,310,311,312],"3d printing","fidget spinner","spinner","fusion360","simplify3d","1VZxk4m18QlMBN8w1uQQh6p3Cknxpj5hA1rHgbhDeIA",1775293008484]