[{"data":1,"prerenderedAt":627},["ShallowReactive",2],{"project-29096954":3},{"id":4,"name":5,"line":6,"line_source":7,"title":8,"url":9,"domain":10,"maker":11,"posted_at":12,"year":13,"points":14,"comments":15,"rank_in_year":16,"shown_in_year":17,"top":18,"tier":19,"category":20,"subcategory":21,"format":20,"keywords":22,"reception":28,"sentiment":29,"stance_mix":30,"scored_comments":35,"aspects":36,"strip":46,"post_text":48,"what":49,"said":94,"maker_in_thread":188,"shape":199,"grid":203,"attempts":580,"same_week":588,"maker_shows":47,"maker_hidden":619,"reader_version":620,"card":621},"29096954","DIY-CNC-machine","A CNC-machine from scratch, using 40x 3D-printed parts","title","Show HN: I built a CNC-machine from scratch, using 40x 3D-printed parts","https:\u002F\u002Fgithub.com\u002Fmaxvfischer\u002FDIY-CNC-machine","github.com","mfi",1635957238,2021,462,140,50,2533,2,"legend","hardware","cnc machine",[23,24,25,26,27],"cnc mill","grbl","3d printed parts","arduino cnc","diy cnc","curious",0.108,{"positive":31,"neutral":32,"mixed":33,"critical":34},10,23,3,7,43,{"pricing":37,"execution":40,"idea":41,"performance":42,"docs":43,"design":45},{"positive":38,"critical":39},0,1,{"positive":38,"critical":39},{"positive":33,"critical":38},{"positive":38,"critical":18},{"positive":44,"critical":38},4,{"positive":39,"critical":33},[47,33,38,38,38,33,38,33,39,38,33,44,38,47,47,39,38,18,39,38,33,39,47,38,33,47,38,47,38,33,33,38,33,38,47,38,33,33,33,39],5,null,{"problem":50,"audience":57,"pricing":66,"motivation":72,"time_to_build":48,"stack":76,"openness":91,"stage":92,"team_size":93},{"value":51,"source":52,"evidence":53},"Builds a low-cost CNC mill for milling wood and aluminium","maker",[54],{"id":55,"by":11,"text":56},"29096958","I just finished my latest project, building a CNC-machine from scratch using an Arduino Uno, GRBL and 40x 3d-printed parts. It’s able to mill wood and aluminium, up to ~20mm…",{"value":58,"source":59,"evidence":60},"hobbyist makers wanting to build their own CNC","inferred",[61,62],{"id":55,"by":11,"text":56},{"id":63,"by":64,"text":65},"29102242","malwrar","Thanks for this guide! Just realized I have everything I need on-hand to follow your guide & wanted to comment and let you know I plan to follow it this weekend. Looking forward…",{"value":67,"source":52,"evidence":68},"Cost around $1100 total, could be built for $600-$1500",[69],{"id":70,"by":11,"text":71},"29097502","Thanks! I think it spent around $1100 in total, but then I paid for fast shipment and ordered quite a lot of parts that I ended up not using. You can probably build it for…",{"value":73,"source":52,"evidence":74},"To learn mechanical engineering, electronics, stepper motors, GRBL, CAD and CAM",[75],{"id":55,"by":11,"text":56},[77,81,85],{"value":78,"source":52,"evidence":79},"Arduino Uno",[80],{"id":55,"by":11,"text":56},{"value":82,"source":52,"evidence":83},"GRBL",[84],{"id":55,"by":11,"text":56},{"value":86,"source":52,"evidence":87},"PLA 3D-printed parts",[88],{"id":89,"by":11,"text":90},"29099307","I actually used normal PLA","open_source","launched","solo",{"praise":95,"objections":120,"requests":135,"questions":150,"alternatives":165},[96,109],{"value":97,"source":98,"evidence":99},"Excellent, detailed open tutorial and README with images","commenter",[100,104,108],{"id":101,"by":102,"text":103},"29101965","mayapugai","Hey, this is a great project. I am working on a project that involves both hardware and software much like your CNC project. I especially like how the README.md is exquisitely…",{"id":105,"by":106,"text":107},"29098908","ElijahLynn","The pictures on that README are insane! So HELPFUL! And, I already have that same Makita router so I am more tempted to try this... because of the pictures!",{"id":63,"by":64,"text":65},{"value":110,"source":98,"evidence":111},"Cool project and well executed",[112,116],{"id":113,"by":114,"text":115},"29097175","billconan","very cool! thanks for sharing. I don't have the equipments to drill holes on aluminum parts, I will probably need to use https:\u002F\u002F8020.net\u002F to build one.",{"id":117,"by":118,"text":119},"29098415","amelius","Most hobby CNC projects have only 3 degrees of freedom, whereas most high-end commercial projects have a few DOFs more.",[121,128],{"value":122,"source":98,"evidence":123},"Aluminium extrusion frame lacks stiffness compared to steel",[124],{"id":125,"by":126,"text":127},"29099915","metal_am","For anything CNC, there's no substitution for stiffness. And you're not going to get that with aluminum extrusions. Something like the PrintNC would be 1,000 times more capable…",{"value":129,"source":98,"evidence":130},"Stepper torque and gearing questioned; Grbl_Esp32 with external drivers suggested",[131],{"id":132,"by":133,"text":134},"29098273","dekhn","I understand you put thought and time into your approach and it was a hobby to learn more abotu the process (and thus you know about MPCNC but decided to make your own). I've…",[136,143],{"value":137,"source":98,"evidence":138},"Gerber files for newer CNC shield versions",[139],{"id":140,"by":141,"text":142},"29097909","eduardosalaz","The CNC Shield is a blessing, shame the Gerber files aren't being published for newer versions.",{"value":144,"source":98,"evidence":145},"Replace 3D printed parts with machined aluminium parts",[146],{"id":147,"by":148,"text":149},"29097402","zwieback","Awesome. Can it mill aluminum? If so, would you consider replacing some of the 3D printed parts with machined parts?",[151,158],{"value":152,"source":98,"evidence":153},"Cost estimate for the build",[154],{"id":155,"by":156,"text":157},"29097474","jaxn","Really neat project! Maybe I missed it, but is there a general cost estimate anywhere? I saw the BoM, and assume most the cost is in the router and stepper motors, but is this…",{"value":159,"source":98,"evidence":160},"How accurate is it",[161],{"id":162,"by":163,"text":164},"29097717","cinntaile","Do you know how accurate it is?",[166,177,181],{"value":167,"source":98,"evidence":168},"Mostly Printed CNC (MPCNC)",[169,173],{"id":170,"by":171,"text":172},"29097514","arnado","You might also want to look at the mostly printed CNC, which uses standard conduit\u002Fpipe for the frame. https:\u002F\u002Fdocs.v1engineering.com\u002Fmpcnc\u002Fintro\u002F",{"id":174,"by":175,"text":176},"29105285","robinduckett","I built myself a Mostly Printed CNC: https:\u002F\u002Fdocs.v1engineering.com\u002Fmpcnc\u002Fintro\u002F It works really well, and as yet I have yet to kill it, for me that's a good metric.",{"value":178,"source":98,"evidence":179},"PrintNC",[180],{"id":125,"by":126,"text":127},{"value":182,"source":98,"evidence":183},"Root CNC",[184],{"id":185,"by":186,"text":187},"29097732","j_walter","Reminds me of the Root CNC project. https:\u002F\u002Frootcnc.com\u002F Great work!",{"comments":189,"answered":190,"key":191},15,6,[192,193,196],{"id":55,"text":56},{"id":194,"text":195},"29097300","Aluminium is quite soft, so it might work if you have access to a screwdriver and a step drill",{"id":197,"text":198},"29097524","Yeah it can! Ivan Miranda, the guy who has created the blueprints actually updated his machine with aluminium parts, milled on the CNC-machine. That might be something I'll do in…",{"commenters":200,"max_depth":201,"maker_replies":189,"first_comment_mins":38,"lifespan_hours":202},86,8,281,[204,206,208,210,214,218,220,224,227,230,233,236,238,241,244,247,250,253,255,258,261,263,264,267,269,272,274,277,281,283,287,289,292,295,297,300,302,305,307,310,313,315,319,321,324,327,330,332,336,340,343,345,347,351,354,355,358,360,363,366,370,373,376,380,383,387,390,393,396,398,401,404,406,408,410,413,416,418,420,421,423,426,428,431,433,434,435,439,442,446,449,451,453,456,458,461,464,466,468,470,474,477,479,483,486,488,489,491,494,496,499,501,504,507,510,513,515,517,519,521,524,526,529,533,536,538,540,543,547,551,554,558,560,562,566,568,570,574,575,577],[55,38,38,205,11,39],"maker\u002Fneutral\u002Fnone",[113,38,47,207,114,38],"project\u002Fpositive\u002Fnone",[194,38,38,209,11,39],"maker\u002Fneutral\u002Fexecution",[211,38,33,212,213,38],"29097317","project\u002Fneutral\u002Fpricing","haliskerbas",[215,38,33,216,217,38],"29098226","project\u002Fneutral\u002Fexecution","genewitch",[170,38,33,219,171,38],"project\u002Fneutral\u002Fidea",[221,38,38,222,223,38],"29097775","other\u002Fneutral\u002Fexecution","AdamTReineke",[225,38,38,222,226,38],"29097902","Nick87633",[228,38,38,229,133,38],"29102130","other\u002Fneutral\u002Fnone",[231,38,38,229,232,38],"29102280","jacquesm",[234,38,38,229,235,38],"29102722","sokoloff",[237,38,38,229,133,38],"29103345",[239,38,38,229,240,38],"29104299","kragen",[242,38,38,222,243,38],"29098858","Tossrock",[245,38,38,229,246,38],"29132732","no-s",[248,38,38,229,249,38],"29099298","johndough",[251,38,38,222,252,38],"29097668","convolvatron",[254,38,38,222,235,38],"29098474",[256,38,38,222,257,38],"29098142","IgorPartola",[259,38,38,222,260,38],"29102306","0des",[147,38,33,262,148,38],"project\u002Fneutral\u002Fperformance",[197,38,38,262,11,39],[265,38,38,229,266,38],"29097894","jhgb",[268,38,38,229,232,38],"29100561",[270,38,38,229,271,38],"29104324","yetihehe",[140,38,33,273,141,38],"project\u002Fmixed\u002Fdocs",[275,38,38,276,11,39],"29097922","maker\u002Fpositive\u002Fnone",[278,38,33,279,280,38],"29102783","project\u002Fneutral\u002Fdesign","thawkins",[132,38,39,282,133,38],"project\u002Fcritical\u002Fperformance",[284,38,38,285,286,38],"29099551","commenter\u002Fneutral\u002Fperformance","giantg2",[288,38,38,285,232,38],"29102264",[290,38,38,291,286,38],"29103151","commenter\u002Fneutral\u002Fnone",[293,38,38,294,133,38],"29103379","other\u002Fneutral\u002Fperformance",[296,38,38,222,286,38],"29103552",[298,38,38,222,299,38],"29103495","craftinator",[301,38,38,294,286,38],"29103629",[303,38,33,279,304,38],"29099259","roland35",[89,38,38,306,11,39],"maker\u002Fneutral\u002Fdesign",[308,38,33,279,309,38],"29101123","naasking",[311,38,33,279,312,38],"29104967","moepstar",[314,38,33,216,286,38],"29099567",[316,38,47,317,318,38],"29100457","project\u002Fpositive\u002Fidea","2muchcoffeeman",[320,38,38,229,133,38],"29102125",[322,38,38,291,323,38],"29103617","te",[325,38,38,229,326,38],"29109675","fuzzylightbulb",[328,38,47,329,232,38],"29100537","project\u002Fpositive\u002Fdesign",[331,38,38,279,11,39],"29100665",[333,38,33,334,335,38],"29100836","project\u002Fmixed\u002Fdesign","aquaphile",[337,39,38,338,339,38],"29100018","other\u002Fneutral\u002Fdocs","Wesxdz",[341,39,38,229,342,38],"29100129","gunshai",[344,39,38,205,11,39],"29100375",[101,18,47,346,102,38],"project\u002Fpositive\u002Fdocs",[348,18,38,349,350,38],"29102005","commenter\u002Fpositive\u002Fnone","primitivesuave",[352,18,38,338,353,38],"29104320","spdebbarma",[125,33,39,282,126,38],[356,33,38,294,357,38],"29100343","KennyBlanken",[359,33,38,294,133,38],"29102178",[361,33,38,285,362,38],"29104229","Kosirich",[364,33,38,294,365,38],"29106918","abakker",[367,33,33,368,369,38],"29100528","project\u002Fneutral\u002Fnone","justinclift",[371,33,39,372,232,38],"29100602","project\u002Fcritical\u002Fdesign",[374,33,47,346,375,38],"29101336","sleavey",[377,33,39,378,379,38],"29101393","project\u002Fcritical\u002Fexecution","redis_mlc",[381,33,38,291,382,38],"29103571","_carbyau_",[384,33,39,385,386,38],"29105683","project\u002Fcritical\u002Fpricing","imtringued",[388,44,33,219,389,38],"29099344","MayeulC",[391,44,38,229,392,38],"29099600","LeifCarrotson",[394,44,38,291,395,38],"29099601","tupshin",[397,44,38,291,389,38],"29100783",[399,44,38,229,400,38],"29102305","Animats",[402,44,33,219,403,38],"29099727","randyrand",[405,44,38,291,126,38],"29099981",[407,44,38,291,389,38],"29100706",[409,44,38,229,389,38],"29100947",[411,44,38,229,412,38],"29099848","vvoid",[414,44,39,372,415,38],"29105353","KaiserPro",[417,47,38,229,304,38],"29098876",[419,47,38,291,11,39],"29098993",[185,190,47,207,186,38],[422,190,38,291,11,39],"29097804",[424,190,38,425,257,38],"29098190","other\u002Fneutral\u002Fpricing",[427,190,38,425,186,38],"29100654",[429,34,38,229,430,38],"29099816","axegon_",[432,34,38,349,11,39],"29099870",[155,201,33,212,156,38],[70,201,38,212,11,39],[436,437,38,229,438,38],"29099742",9,"aidenn0",[440,31,47,317,441,38],"29102192","senectus1",[443,444,38,229,445,38],"29099082",11,"phkahler",[447,444,38,229,448,38],"29099094","Robotbeat",[450,444,38,229,412,38],"29100051",[452,444,38,229,445,38],"29134150",[454,444,38,229,455,38],"29100341","opencl",[457,444,38,229,133,38],"29102245",[63,459,47,460,64,38],12,"maker\u002Fpositive\u002Fdocs",[462,459,47,463,260,38],"29102335","maker\u002Fpositive\u002Fidea",[465,459,38,291,64,38],"29102511",[467,459,38,291,260,38],"29102753",[469,459,38,291,64,38],"29103995",[471,472,38,229,473,38],"29103889",13,"jrockway",[475,472,38,229,476,38],"29103931","kedikedi",[478,472,38,229,473,38],"29117331",[480,481,33,334,482,38],"29098236",14,"542458",[484,481,33,205,485,38],"29098731","bmsleight_",[487,481,33,279,126,38],"29100043",[162,189,33,216,163,38],[490,189,38,216,11,39],"29097910",[492,189,38,229,493,38],"29098178","wolfram74",[495,189,38,229,235,38],"29098537",[497,189,38,229,498,38],"29098863","curtain",[500,189,38,229,235,38],"29099044",[502,189,38,229,503,38],"29099297","mNovak",[505,189,33,216,506,38],"29099070","ggcdn",[508,189,38,229,509,38],"29225435","Harbour66",[511,189,38,229,512,38],"29100122","whatshisface",[514,189,38,229,133,38],"29102234",[516,189,38,229,240,38],"29104326",[518,189,38,291,133,38],"29106592",[520,189,38,229,240,38],"29127440",[522,189,33,216,523,38],"29099446","dogma1138",[105,525,47,346,106,38],16,[527,525,38,528,11,39],"29098948","maker\u002Fneutral\u002Fdocs",[530,531,38,229,532,38],"29104167",17,"jzer0cool",[534,531,38,229,535,38],"29104296","the_cat_kittles",[537,531,38,291,532,38],"29105335",[539,531,38,291,535,38],"29108936",[541,531,38,229,542,38],"29114465","lsllc",[544,545,33,279,546,38],"29101857",18,"avmich",[548,549,33,368,550,38],"29099575",19,"gtirloni",[552,549,33,368,553,38],"29099602","finder83",[555,549,33,556,557,38],"29099880","project\u002Fneutral\u002Fdocs","wipash",[559,549,38,205,11,39],"29099928",[174,561,38,229,175,38],20,[563,564,33,368,565,38],"29098482",21,"rytis",[567,564,38,368,11,39],"29098642",[569,564,38,229,133,38],"29102251",[571,572,38,229,573,38],"29098960",22,"bartwe",[117,32,39,372,118,38],[576,32,38,291,235,38],"29098507",[578,32,38,291,579,38],"29098532","thedingwing",[581,582,585],{"id":4,"t":12,"points":14,"comments":15},{"id":583,"t":584,"points":47,"comments":39},"39121241",1706122683,{"id":586,"t":587,"points":16,"comments":44},"40731105",1718822023,[589,594,599,604,609,614],{"id":590,"name":591,"points":592,"category":593},"29047584","SectorLISP",323,"languages",{"id":595,"name":596,"points":597,"category":598},"29059454","Canvify",255,"creative",{"id":600,"name":601,"points":602,"category":603},"29080790","Motor 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