https://teddyrobbins.com/projects daily 1.0 2023-01-31 https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541491744-HD6HDCJJ41AQQTHODU1O/TEDDY11_23_201911_23_20193H03M57%2BPM.jpg All Projects The flight proven Artemis I fin assembly https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574295806958-3S23SVV6QYD1P4E15UTD/image-asset.gif All Projects An assembly animation of the fin assembly https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574221419198-LE3I0JC4Q4CF806K5724/IMG_3372.jpg All Projects A photo of me just after the safe landing of Artemis I https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574203803324-T3DKBN0A1DJTT5MO11KF/render1.JPG All Projects A concept render of Artemis I https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574203832729-B5LJ3IS5TQQJW358XWC4/render3.JPG All Projects Artemis I’s fin assembly shown installed inside the body tube, with added motor retainer https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574204676211-XVPG09R3SCCQVBANXA8V/fin-assembly.JPG All Projects A concept render of the Artemis I fin assembly https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574221336716-D0SCKIU906LTJK5I1M9E/DSC02860.jpg All Projects Artemis I ready for launch mounted on the launch rod https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574207208159-SCJ7FPDY3ZS3G2KHGV3Q/accurate_render.JPG All Projects A concept render of my redesigned Open RC F1 Car https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574307501007-DEEDFSQZSBVDQ4SOXCSO/linkage.JPG All Projects A concept render of my redesigned steering linkage https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574302873112-Y47OAJTPGS5DCZBKZPTL/behind.JPG All Projects I redesigned the wheels to be wider for more grip and to match the 2019 F1 cars https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541683489-80KRTL86HV6XB1MAV5QD/TEDDY11_23_201911_23_20192H53M48+PM.png All Projects A photo of the completed car with its new tires printed on the Form 2 https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541834024-RCH6BEB6GMTQ4RP42GPL/TEDDY11_23_201911_23_20192H58M35%2BPM.jpg All Projects The front end of the finished car https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574308246497-4WQX1XVYA6O3X3SRWEB4/drift1.gif All Projects Drifting! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574302878590-HVAE0RTET09A6Y9P8Z9Q/top.JPG All Projects I also added an air intake, redesigned front wing, and redesigned gearing system for the drivetrain. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574308197793-HA3ZNOQKEPXQQ39X5Q6S/best_drift.gif All Projects Slow motion view of the car during turn-in https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574308717962-XZIPEB5I51YS0QCE8HJ4/steering_gif.gif All Projects An animation of the steering system designed by Daniel Noreé https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574296046789-H5F6NP9D363LUWQLHFFL/carabiner.gif All Projects An animation of the carabiner in operation https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574296521593-1UFAZQ2GYCFMOYFAEBV5/front2.JPG All Projects Concept render of the print-in-place carabiner https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574295997186-7DKNXAROSOU7VH747VIY/closeup.JPG All Projects The hinge has an air gap to allow the carabiner to printed in once piece, without supports https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574295999794-20ZXD2HWZYWOWFWT0SMF/side.JPG All Projects Side view of the hinge and latch https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542139369-120273K7HL4JMH4SGUZD/TEDDY11_23_201911_23_20192H59M28%2BPM.jpg All Projects A finished, 3D printed carabiner https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542028245-E68H7YSBCMWS5F49YGLF/TEDDY11_23_201911_23_20193H00M03%2BPM.jpg All Projects A finished, 3D printed carabiner https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542549370-13QGXK9IS27G9C8DZZB0/tictacglo.JPG All Projects A concept render of the laser cut pieces of Tic-Tac-Glo https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542435384-ZYSSF47FPCWSX3VMMPPX/tictagclo_collapse.gif All Projects An assembly animation of the laser cut Tic-Tac-Glo box https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542509787-PI0ZS6TZYOWS1YVY66L5/tictacglo2.JPG All Projects Exploded view of Tic-Tac-Glo https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574380252636-2W2043H03OYFY6CN0H4S/ezgif.com-optimize.gif All Projects A volunteer plays a game of Tic-Tac-Glo! (Sped up for convenience) https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574565002472-0TBCLNT31YRMB8A0K4SH/dremel2.JPG All Projects Rear concept render of the rotary tool, notice the blue TPU cap retainer https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574653913999-LV055WS21BDVTIFJVN4E/ezgif.com-video-to-gif.gif All Projects An assembly animation of the rotary tool https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574654180250-4UU4JD91QL48QTKOURBJ/image-asset.jpeg All Projects The finished rotary tool, shown with a sanding bit installed https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574654092213-CU8NV2ADPXJ1YU4CIVHQ/TEDDY11_23_201911_24_20199H56M12%252BPM.jpg All Projects The tool is powered via a laptop power adapter https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574546776973-BSKESGOVLK9BU8RBY7O9/dremel1.JPG All Projects A concept render of the 3D printed rotary tool https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574654133814-Y9TBR363HYLNMPO1JLVV/image-asset.jpeg All Projects A potentiometer mounted in the rear allows for the selection of different rotary tool speeds https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697510853-J76O3LPOV0PQ1W8FUP1M/render1.JPG All Projects A render of the prototype Polymath module with installed circuit board https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697858394-NN3Z4ARU1UMHZ7NFHWC4/TEDDY11_23_201911_24_201910H22M45+PM.png All Projects The finished laser cut prototype of the Polymath module https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697942889-XTBBMA2MO0JEVFZI5J6P/TEDDY11_23_201911_24_201910H23M26%2BPM.jpg All Projects The spring loaded latch in the back ensures that the module is locked in place https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697746937-IB0J1OFRN1B49SIP2ZWW/TEDDY11_23_201911_24_201910H21M24%2BPM.jpg All Projects V2 of the sliding rail design https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697786179-TA1UQ34780VVOWLY20SD/TEDDY11_23_201911_24_201910H21M52%2BPM.jpg All Projects V3 of the rail design, with included spring locking latch https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697716495-WJ411AMERDIJ6JJ1H8YC/TEDDY11_23_201911_24_201910H21M00%2BPM.jpg All Projects My first sliding rail design https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697823213-5YHUU4PBVIME74O1AN1Z/TEDDY11_23_201911_24_201910H22M22%2BPM.jpg All Projects 3D printed Polymath module mounted on V3 of the rail design https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574699312216-4W8QK6PQ9WPM8EM01KYE/camera1_full.JPG All Projects Side view of sheet metal prototype https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574699583157-UX8IXH7N8DUQQ4DFA8V5/image-asset.gif All Projects An assembly animation for the sheet metal prototype https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574699021852-57RND2030KXT4ACHLFLP/ezgif.com-video-to-gif.gif All Projects An assembly animation of the prototype Polymath module https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574697899106-93FD09R5QR69NN58VMY6/TEDDY11_23_201911_24_201910H23M05+PM.png All Projects Laser cut prototype fits on V3 of the rail design https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574699268598-VQI0S51DLMU9169E5ZLX/camera2_full.JPG All Projects A concept render of a sheet metal Polymath module prototype https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177820802-5PFLXX2OEPLXV3PFS2EE/IMG_3465.jpeg All Projects When making the first version, I had trouble finding a “good” angle for the loft of the stand https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177835318-JLK5E9B8RXVPFGQH8DMQ/image-asset.jpeg All Projects The final version https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576176338115-TPKMVYBCK51PKWAG5L78/IMG_3463.jpeg All Projects The 3rd and final (for now) version of the computer stand. I had trouble with the laser cutter, which caused burn marks on one side of the wood https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177709197-SRLILZ9QJWN2120RZLNO/render1.JPG All Projects I used a macbook pro model I found on Grabcad for these renders https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177747291-PJ0UZTNH4MBEOTX3NDSY/render4.JPG All Projects The panels slot together firmly and overlap in order to lock the stand together when it is in compression https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177733514-RCCMHFDH109U7VO5MAIV/render3.JPG All Projects The calculation for the angle of the laptop involved using trig functions in 3 dimensional space https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177813558-EDA2JGKYVEI0390HH34W/IMG_3464.jpeg All Projects I added some fun designs to the sides in order to spruce up the look of the stand https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576178002178-LG9OY07MGH2XLYFSJ37F/ezgif.com-video-to-gif.gif All Projects The stand is designed to be disassembled and packed away — if needed. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576177712704-W9OUPYQ7PWO1WM0O82PC/render2.JPG All Projects The laptop fits nicely and is supported by its own weight against the 4 panels towards the front https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576463716827-KMMEG9V56IZC9S5S9P5O/image15.jpg All Projects The visual representation of the displacement data to the left. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576463752623-KIK531QS2F24A2A1GU54/image-asset.png All Projects This normal stress plot showed us that there was an equilibrium in the bending of the leg of the iWalk around the 275mm y-mark. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576463740498-JXJ4KLORSPKRDNEA04Q9/image-asset.jpeg All Projects The visual representation of the stress data to the right. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576463712829-YDODU3C6IXTGZ9S31YKC/image7.png All Projects This displacement graph showed that in the most complete model of the iWalk, the main beam bends in two directions under an offset load. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1576466796419-L13ZGR9OT4EWFWMS1ZDK/Untitled+drawing+%281%29.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1580953469593-TRHEI9XNBYXVE7VYHPO2/TEDDY2_5_20202_5_20205H53M30%2BPM.jpg All Projects I tried to mimic the characteristic shape of a Ukulele by adjusting spline handles in Solidworks. I am pleased with the result! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1580953705255-0EDXNKTYWVX7ZT992SUR/TEDDY2_5_20202_5_20205H53M59%2BPM.jpg All Projects The resonating cavity was made of 3 different pieces of wood, as shown in this picture. The bridge for the strings was 3D printed. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1580953594513-YT64JNC55UTMRQ62NX9F/ukulele_render.JPG All Projects A render of the Ukulele before manufacture. The holes in the front of the resonating cavity were added to help direct sound. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1580953796769-QFVGMW98XK8NNFT56OOI/TEDDY2_5_20202_5_20205H54M33%2BPM.jpg All Projects Lucas Schwartz was my partner for this project. Thanks Lucas! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1580954864536-Y4PY85MLN8RBZDRRJND0/ezgif.com-optimize.gif All Projects I used the X-Carve in Tufts’ Nolop Makerspace to make the center of the resonating cavity. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583439924816-OS5EKT7H95RBW959NIFO/image-asset.jpeg All Projects We labeled parts on the exploded view based on their index in our BOM https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583437148991-NMHZACEJRZGRBIE2BVL1/front1.JPG All Projects A rendered front view of our finished model. I was really happy with how much it resembled the real product. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583439850927-LFPTYPKY73RZVCVM79HM/image1.jpg All Projects The real, assembled Cuisinart Can Opener. The teardown was completed in multiple steps to ensure we could re-assemble the product.. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583437218524-DSNI0QPF5O6NBPIZBN6B/back_cover1.JPG All Projects I used a series of lofts in order to re-create the curved shape of the back of the can opener. Making sure the model was aesthetically accurate was very important to me. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583437162386-B6MENG09FAC2B0AT5LG1/cutaway1.JPG All Projects A section view showing the inner workings of the can opener. It operates via an AC motor geared down to a gripping wheel. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583437152337-02W3XXUKWL0ZUGNKHKFF/back_no_cover1.JPG All Projects This rear-view of the can opener highlights the complex internal geometry of the front casing. This was one of the hardest parts of the casings to model. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583437140925-GW1H2RQWZ3P8N9F9B6RJ/exploded1.JPG All Projects An exploded view of the Cuisinart PowerCut Can Opener that I created in PhotoView360 https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1583439761169-E3ZY81UMXK9CCKM4NB69/IMG_3904.jpg All Projects Real-life exploded view of the can opener. The teardown process took a few days and was conducted in Tufts’ machine shop. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1584047171678-UOO3B1MECRQPDHN74EI3/TEDDY3_12_20203_12_20204H22M17%2BPM.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589214398123-PGA27NZA5FWVRIO456EM/60229457468__5A796A37-55D2-42CF-8738-E6739EBCC4A7.fullsizerender.jpg All Projects An early concept of the turntable in SolidWorks. The design would later be expanded to increase the stabillity of the dealer. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589214307007-LNF4A409PG8N0H9N2DDI/IMG_3806.JPEG All Projects A photo of the mechanical lazy susan without the rest of the card dealer on top. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589215233123-6PB4GDSYLABTDDAOEAD9/spinning+suzan.gif All Projects The turntable uses two servos and 3 1:1 gears to rotate on a wooden track with skateboard bearings. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589215767732-RPNU55FFTLX28NFS10J8/working+BFV.gif All Projects The final robot was pretty reliable and the mechanical turntable worked perfectly! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589214305613-HA31ARGQVWKDKJ9856VC/IMG_3812.JPEG All Projects During the 24hr event, we prototyped extremely quickly to produce a final model https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505288928-L925COK6WN4O4WYD0AZ7/IMG_4112.JPEG All Projects The finished product is easy to print, pleasing to look at, and fun! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505370790-HDRVHDXTOZUJ0VWM94PC/IMG_4110.JPEG All Projects Turning the knob pulls the belt through the 3D printed rollers. The rollers print as part of the casing and only require a quick twist to get them working. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505408327-80YEQ0KP8KGLQQTLXEU6/curve.jpg All Projects The objective of our project was to show through a tactile method how important it is for our communities to slow the spread of COVID-19 and reduce strain on healthcare systems. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505483929-UL0KMHWGTYTGYKWB2Z81/IMG_4114.JPEG All Projects Jake and I went through an extensive rapid prototyping process, eventually settling on the size and design shown on the right. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505406629-JX539XYCACK9HNB59U4D/exploded.jpg All Projects One of Jake’s friends created this awesome assembly view for our submission. Thanks Sean! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585504171401-64LII069VV7I1S7J0U1V/promo.jpg All Projects Jake and I created this promotional page for our toy, to quickly and effectively show off its most notable features. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1585505293854-WDUBHG7CF2QODXRVF0UA/IMG_4111.JPEG All Projects The “curve” is printed in TPU, allowing it to flex and flatten. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301755450-K6OQT7CPF6UYQHYXUGBN/IMG_4231+%281%29.jpeg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301620499-BBE48AJRUB4JGB72B5Z4/unnamed+%284%29.png All Projects The ocarina is defined by many equations in SolidWorks. This makes it parametric. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301861652-LXEITPJ7S4QL8QKPW90A/image-asset.jpeg All Projects The final ocarina is held together with a rubber band and a bit of glue. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301639797-RLQWZBA8B1RPUPM4MCDX/image-asset.png All Projects Early models included lots of holes of different sizes, for testing. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301628230-WMFBXGUZWCRYQ3NX68AD/unnamed+%283%29.png All Projects The new fipple design integrates the air blade with the body of the ocarina. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589303536854-EC01C44N1R2PVBAE6M09/IMG_4230.jpeg All Projects The graveyard of prototypes was large for this project, due to the precision needed to design a good wind instrument. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301821230-3L7E3AZTEXBA1USZJA3U/IMG_4232%2B%25281%2529.jpg All Projects The sound hole on the back is used to play the two highest notes, D5 and E5. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301657987-EDVHQBMVZFE48SCHW4VK/image-asset.png All Projects This is a graph of the two models (frequency vs sound hole area) I used to approximate hole sizes. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589301687013-B7DTTV5G3NOJR4EGVX1O/image-asset.png All Projects I focused on making the design ergonomic and easy to play. Each note requires lifting a maximum of 2 fingers. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589219160681-BJ4BUKJZVVCBZJOP875P/cutaway-far.jpg All Projects The flowmeter is designed to be 3D printed on an SLS process. Up to 30 flowmeters could be made in one Formlabs Fuse 1 printer at a time. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589219186991-TSWL1YH35HCX7FG6IPTQ/image-asset.png All Projects I conducted a SolidWorks flow simulation to verify my math. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589219162443-CR8BRW7K2ELNTGR71EFV/cutaway-zoom.jpg All Projects Air from the ventilator enters the left side and flows through a nozzle. As it does, its pressure drops and can be measured by the two BMP280 sensors. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589219236664-SO6A1GMRMX3QJD1BLZRX/flow-meter-1.png All Projects An engineering drawing with proper tolerancing was required with the report. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589219156442-AKKJH62YWYS4U26VJGB9/covid-vent-render.JPG All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589217935882-8WHY8GT6IO3J3UIOGNBJ/image-asset.gif All Projects The motion tracking process was much easier than I expected. I was excited to learn how to use this fascinating technology. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589217896539-XXDJ6QDOQYK3T8KCXA16/mm_210.png All Projects This is the concept I was interested in re-creating. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589217918905-CK6UEK80AWT91U1JVMAH/kinematic+sculpture.gif All Projects I designed the polar slider/gear combo in SolidWorks. The arm linkage and other disc were added later. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589217883083-R0193W8M5KKFHJ1APZ2O/IMG_4285.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385604223-131XHNS4FIRXXBCJLVUB/IMG_4464.jpg All Projects The finished enclosure included a power strip with individual switches (on the right), sound-insulating foam, and mounting brackets for the control box and Raspberry Pi. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385260577-HE8PRNY6VYCKV3FZQCYA/IMG_4461.jpeg All Projects LED strips were cut to size, soldered together, and then glued to the roof of the enclosure to provide interior lighting. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385092468-C208L65JVFM3ANNRTXLO/ezgif.com-optimize.gif All Projects The acrylic door on the front of the enclosure is magnetic and has an ergonomic 3D printed handle https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593384593383-CDQJZUJ52OYBWGOCTQZ1/render.jpg All Projects A concept render of the enclosure that I created in SolidWorks https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385370134-AZ6PC8INBOV00T6O6L8Q/61281299059__F5A0F55E-AFB8-42B0-9B11-4D66135C2217.fullsizerender.jpg All Projects The enclosure shortly after finishing the installation of the MDF panels. At my parents house I only had access to hacksaws to cut the fiberboard. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385631087-L3MN8SKMFGKE2Z8X2DDG/image-asset.png All Projects I made sure to create a BOM as I designed the enclosure so that I could keep track of where I would buy the materials and how much I was spending on the entire project. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1593385280087-UT5Y0T1XR3W2Z1P6LS1U/image-asset.png All Projects The entire enclosure was modeled in SolidWorks, so that I could do fit checks and test ideas in the virtual world before fabricating it in real life. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601947421626-D66KJNAU599GAVNKRBDX/IMG_4907.jpg All Projects The final power supply features two heat sinks for the voltage regulators, for extra flair. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601947664609-8UYA1QP9E4G3TD855V9F/Screenshot+2020-10-05+212726.jpg All Projects I spent a long time trying to get all of the traces on one side of the PCB, just to find out the next day that I could have used the bottom layer of the PCB as well. Hindsight is 20/20, I guess. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601947466917-ODETI5QXY6JMEWQPWWPT/IMG_4902.jpg All Projects The final power supply outputs 3.3V on one rail, as shown here. The other rail is supplied with 5V. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601947442397-FG6GGF642TSXSYMLV4I4/IMG_4826.JPEG All Projects The power supply was prototyped on a breadboard so that I could learn the basics of the circuit before building it in CAD https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601947401587-WT1APSRHQAH19207C303/IMG_4905.jpg All Projects I made sure to extensively label the PCB so that it would be easy to solder. The PCB also features a 12V passthrough to the green screw terminal. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601948882903-I704ZVQQAFINB2TRJTE8/IMG_4979.JPEG All Projects The diffuser was printed with 0.8mm wall thickness to ensure that only 2 perimeters would be used. This gave it a nice surface finish and shape, while preserving its translucency. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601948898251-1HZJ90QOKQGE7LO7O6WJ/Screenshot+2020-10-05+214649.jpg All Projects The adapter mounts to the fan using three holes that line up with screws on the fan. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1601948895646-IOA8NSGVBEBZBAEHL9B6/Screenshot+2020-10-05+214624.jpg All Projects The diffuser threads onto the adapter as shown in this cutaway view. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606181282821-NJ2S9HH3E4DKY5RS1QW9/render.jpg All Projects The PCB was generously provided by Jeremy K. Thanks Jeremy! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606181270989-MC9W9I1J7CC2B5W5CG3I/sch.jpg All Projects The schematic of the PCB includes 4 MOSFETs (2 N-Channel, 2 P-Channel), 2 BJTs, a status LED, a barrel jack, and a screw terminal input. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606181396915-JV6KLRYG8H1BMEBHJK2V/IMG_5044.JPEG All Projects The H-Bridge can be controlled by two signal wires and a ground wire. Here it is being used by an Arduino to control a gearmotor. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606182233824-78EIKFQ0PM6ZZL2REUOW/IMG_5048.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606181273121-D6J51VE17B9GZXV5IGAG/cad.jpg All Projects The layout of the board was difficult to organize, because I had to incorporate the wide traces to ensure proper thermal performance. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606183820176-1EGL80DZSB77PCSSGUC4/image-asset.jpeg All Projects A side section of the box shows the motor mount, arm, and inner brackets. I also used the CAD model to ensure that my circuit boards would fit inside. I used both my breadboard power supply and my H-Bridge circuits for this project. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606184293120-MCRRX4KDS38IQG6KD02T/finishe.gif All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606184405012-HKGRKOXHAEY7M765NFZT/proto.gif All Projects My first time trying out the mechanism. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606183908461-2R17ZGTEJWZDZE6VUPRG/IMG_5049.jpg All Projects I sketched out my idea on a whiteboard before starting the CAD. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606183826645-OR281K0VA1I29XW9NYJ9/image-asset.jpeg All Projects The equations in Solidworks allowed me to adjust the size of the box quickly. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606183814616-RURJA7FN0C51X884XCWQ/render.JPG All Projects The box was designed in Solidworks. I aimed to make the box pleasing and intriguing to look at. The user of the box should be curious about the switch on its front face. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269109660-SVTFP0V855VZMGM8VYGG/image-asset.jpeg All Projects The model was constrained by two pins at the bottom, and the load was applied in the top right corner, offset from the bottom pins. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269011953-R2N94NI49HQT23K1F8RH/structure.png All Projects We did a simple Castigliano analysis to ensure that our simulated results were on the right order of magnitude. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269079241-C71MFJUVU2IOE7GJFK6K/iteration.png All Projects We tried out many different ideas before settling on the shape pictured above. It was defined by a few critical dimensions, like the distance from the bend to the applied load. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269098172-FIDI5F0T189EAP4SPMXR/image-asset.jpeg All Projects We used Solidworks FEA to quickly check our deflection results. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269151489-BDFOXEJGXJKU5BH8NKH2/image-asset.jpeg All Projects This image shows the small regions of predicted yielding in our model. We considered these regions to be small enough to be acceptable for the purposes of this project. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269453101-Q049PSZ6YQPL6Y27ULJE/plot.png All Projects The results of our Instron test were promising. We achieved a spring constant of 444 lb/in with minimal yielding (shown in blue). https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606269134925-5AY6AQ02TN83W18MN8MR/image-asset.jpeg All Projects Our max predicted deflection was 0.475”. The actual deflection of our model was 0.465”. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1606268946238-H2ODVM8TRMOLJA6O9RLS/stress.jpg All Projects The stress plot of our final design in Solidworks showed that there were small areas of yielding. It also showed that we had done a good job of removing mass in areas of low stress. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1609784283530-H8C129C74IK3V8PBS4QY/Untitled+drawing.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1609784791711-U68FW3OZBV3QSCCB3SOE/ezgif.com-gif-maker+%281%29.gif All Projects Animation of the ISS in a stable, 400km orbit https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1609784748554-4SD763FJ6PH7D096ZUEM/ezgif.com-gif-maker.gif All Projects Animation of the ISS in a highly elliptical orbit https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620258011328-M8I7FV3WCZFQU4W1TTVA/Untitled+drawing.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620259045606-TVIEZLP0P2CRQ1JDP32V/ezgif.com-gif-maker+%281%29.gif All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620259236599-COX2ON0DUF53V5OYUCI9/ezgif.com-gif-maker+%282%29.gif All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620259320110-W36TXAQ9ELORMQ4SVAXB/Screen+Shot+2021-05-05+at+8.01.24+PM.png All Projects - View the website https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1589217935882-8WHY8GT6IO3J3UIOGNBJ/image-asset.gif All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620173262386-6FVXN6285O5LP1SAIR4G/IMG_5479.JPEG All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620173722994-HY7RVFRLZACIGHHD0R6J/ezgif.com-gif-maker+%289%29.gif All Projects If I were to re-do this project, I would have used fasteners to hold the legs onto the bearings, as they often fell off of the robot. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620173651596-ZHR56T5VJVVJJJGI8YA0/ezgif.com-gif-maker+%288%29.gif All Projects The robot was surprisingly powerful, even though it didn’t have a control system, it walked well. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174928044-CG0PL6SL06H4SWR8RX1L/IMG_5532.JPEG All Projects From left to right: LEGO beams, LEGO friction pins, custom made green sliding piece, custom made flexible piece, custom made base piece https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174802816-2REIWMXACISFIC6Z6AZL/ezgif.com-gif-maker+%283%29.gif All Projects The sliding piece helps encourage solution diversity and experimentation https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174682893-0BT4WCAVCSZMEBD7HMVK/ezgif.com-gif-maker+%281%29.gif All Projects Assembly of a truss is easy with our base piece https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174626253-B0ROD3I3O0WBZIMXGNUN/ezgif.com-gif-maker.gif All Projects The flexible piece exaggerates its deflection, making it easier to see how members deform under load https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174890383-LS1S1WH6AWT6C0NE7UMJ/ezgif.com-gif-maker+%284%29.gif All Projects Many different loading conditions can be achieved with the sliding piece https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174755149-Q2QBF3PJU46E8MG6GS86/ezgif.com-gif-maker+%282%29.gif All Projects A student could calculate the reactions within the truss structure given a load https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620174496827-OT8UWL8OXQZNAXRNVAH9/ezgif.com-gif-maker+%2810%29.gif All Projects Our flexible LEGO piece was printed on a Formlabs Form 2 in elastic resin https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620176422781-YTBVDFIWU2STL1R0ZRMY/IMG_5733.JPG All Projects The gearmotor was mounted in a custom 3D printed piece https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620176388678-BDK4ZY87JKNM23ITBXEI/IMG_5732.JPG All Projects We 3D printed couplers to allow us to connect the motors to the 80-20 https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620165230588-II3WF4AJ674TFNCSZFSN/IMG_5736.JPEG All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620176385259-2E5BH3J1FRJ3KWMZ85YF/IMG_5735.JPEG All Projects The arm was mounted on scrap wood to ensure it had a solid base https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620176736832-HR5EAKOZV7UBF2KDJPY0/cross2.jpg All Projects Cross section of a coupler connected to the stepper. Notice how the coupler screws into the motor mount. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620177627343-L7GUI0RA9I1E1IYSF90J/render.JPG All Projects We leveraged the interference and clearance detection tools in Solidworks to ensure that all parts fit on the first try. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1620176734467-IPATKF01VYDDQ2K6P16F/cross1.jpg All Projects This cross section shows how our couplers screw into the 80-20 https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1630601304178-HMPI678NYQ8C5KGY95OP/Screen+Shot+2021-09-02+at+12.48.16+PM.png All Projects - Make it stand out The heaters with the new heat up cycle (red) performed at 99 percent of their initial performance after 40 cycles, while the stock heaters could only muster 95 percent performance. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1630601870582-DJ6A18GODAZXC8E9KAB7/IMG_6233.png All Projects The completed heater testing system, with testbed, temperature logging, and control box. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1630601131565-V9CAEEKEKPPSGG1VLM5A/IMG_6170.png All Projects The finished rig was able to test 8 heaters at once. In this picture you can see the temperature logging system, heater testbed, and control box. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1630601196200-YE6K4BY3EZ73AJVT62J3/Heaters+data+audit All Projects This image is the result of hundreds of gigabytes of data. Using Python, I concluded that our heaters were degrading quickly, losing up to 15% of their performance in the first eighth of the printer’s life https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1634054453838-GAFRD8EX4QSO81PQ2M7L/Monitoring_set_a_page-0001.jpg All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/cba5b82e-3fc2-46bd-9a5f-6f730abfd5dc/design.png All Projects - Make it stand out A concept drawing of our farm shows our “inflatable buoys” and a surface connection station (that we did not develop due to time) https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217117633-25Z8X8B7VAO821A7T8HU/C750ED4F-D631-428A-81F0-39D56394488A.jpeg All Projects - Farm in the water from the beach https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217120584-EUF5ABDKBG33FKL8GROJ/DSC_4378.JPG All Projects - Gus explains raising/lowering https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217122006-IQAA7O14UKFR3JFJ644O/IMG_6513.jpeg All Projects - Pressure regulator https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217122969-QWJWFTXO819JOVCK6BJE/IMG_6521.jpeg All Projects - Central plate https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217123975-7UXJ7TUNR69ER4A8ZIOC/IMG_6577.jpeg All Projects - Buoy https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217124922-82GIYBMRM9078IWM33YJ/IMG_6580.jpeg All Projects - 4 buoys https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217125695-G4F77LMFC1TOM2FDRHLS/IMG_6584.jpeg All Projects - Gluing rail mounts to buoys https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217127186-N44QQA4T3ZK22V3QY2SX/IMG_6712.jpeg All Projects - Electronics https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217127565-7YE7FAC0BTJ1UXLXIWDW/IMG_6715.jpeg All Projects - Buoy dissection https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217129557-4O87W0LJJVM5O0ZHHQH8/PXL_20211102_235237037.jpg All Projects - Pneumatic/electronic schematic https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217130651-A2J3FM2NHJ6EEWT6GEPW/PXL_20211117_181551316.jpg All Projects - Teddy with pressure cylinder https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217131278-M70DLFZRKULRS1B6KWTA/PXL_20211117_193611539.jpg All Projects - Making a buoy https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217132729-FXZE7S2QJTN9HEIM62CU/PXL_20211130_211234211.jpg All Projects - Massing a cylinder to measure volume https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217135414-7LWLT9UO5LNYADM9KMRK/PXL_20211201_042011102.MP.jpg All Projects - Happy kelp people https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217135850-Q3HXN2GLQHSR2N4MLWC0/PXL_20211204_184711200.jpg All Projects - Assembling farm on site https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1640217136965-FORXT6DDC2ZZT9S9V3XL/PXL_20211204_190704604.jpg All Projects - Farm on the water https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/c10e6692-40a0-40af-b218-c8635f736931/IMG_8761.jpg All Projects - Make it stand out The team showing off our hard work at our final project presentation https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1632951191301-PO2WW3CTI34IKCCBL891/KIOTWay+Ted+Talk+1.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/acc50599-7ffd-45aa-8008-94256ca9d4f1/IMG_6511.jpeg All Projects - Make it stand out Making a buoy from a beach ball. Note the aluminum sealing ring and the caulk gun ready for use. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/34092900-f3be-4297-b1e8-9cd6278bad6b/IMG_6655.jpg All Projects - Make it stand out My feet were freezing in this photo of me & the kelp farm. Regardless, it was worth it! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1634054662147-XWTNWSI8LLBO4PW1Y1CE/Actuation_set_a_page-0001.jpg All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/4f15f3c4-66b1-4441-ac20-d1eb7f113ca9/IMG_6636.jpg All Projects - Make it stand out Our final product, floating on the water just outside of Boston. You’re probably thinking, what is that thing? The answer is below, read on! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/f7735bff-8e5f-4996-9928-0fb485139331/ezgif.com-gif-maker+%281%29.gif All Projects - Make it stand out The solenoid to inflate the buoys was actuated by a raspberry pi connected to a wireless network. We’d hope that farmers would be able to actuate their farms remotely from shore https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1634054535915-ARODA4AXVZWJCT0DUOWT/Data_set_a_page-0001.jpg All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/a5a41cab-2d43-4293-89cd-592c54d477ad/output-onlinegiftools.gif All Projects Testing fatigue strength using the pneumatic piston. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/9ab77b1c-b257-496d-a089-41b3645bf38a/IMG_6109.jpg All Projects - Make it stand out Using the pull force jig to enact a moment on the steel surface https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/d1fc301e-5745-4aa9-9b2a-af132a6c0638/IMG_6090.jpg All Projects - Make it stand out Using the pull force jig in its “normal force” mode https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/6aa2626b-7821-4028-9492-40d1c6a0b7d1/pop.gif All Projects - Make it stand out BP2 makes removing parts way easier. GIF sourced from Formlabs’ website. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/302f8e7d-4357-493a-8f82-6e41e58b8ffc/ezgif.com-gif-maker+%284%29.gif All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/73276486-ab8f-4449-bbd3-18df059396b4/Screen+Shot+2022-02-22+at+4.10.53+PM.png All Projects - Make it stand out Our advert for the “Pupper Plate” https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/a219e544-1078-4c54-abd0-0b74224fee0e/IMG_6910.jpeg All Projects - Make it stand out Our top with some prototype parts to its left. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/ea3da803-1170-43f1-b758-60f2bb2cb85d/me35+final+project+system+diagram.jpg All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/ec9f7488-7c9c-471d-b9a7-d04d9dcd4549/spike.png All Projects Image from: https://www.theverge.com/2019/4/2/18292326/lego-spike-prime-programming-bricks-scratch-technic-robotics https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/7513ebc5-37ae-491d-8b0d-4f5b8fde7937/ezgif.com-gif-maker.gif All Projects - Make it stand out Nellie plays with our food dispenser. She broke the pressure plate on her first try, but still got food to come out. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/043ebc61-949f-4722-a3fb-85891d4c0ee9/lego_back.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/0364c934-dd34-4a6d-915d-6e6c789ad30a/ezgif.com-gif-maker+%281%29.gif All Projects - Make it stand out Our device releases the top by pulling the gears away at the push of a button https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/8d36f48e-2fc7-411e-aa33-7630c371c9fe/ezgif.com-gif-maker.gif All Projects - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/48ef0efe-72e0-48e8-bd2a-872e4f028706/ezgif.com-gif-maker+%282%29.gif All Projects - Make it stand out Interacting with the pressure plate causes food to come out of the dispenser https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/9b2769e8-d838-43a7-9f0e-4c65f4b0a616/IMG_6912.jpeg All Projects - Make it stand out Our spike prime spinning mechanism https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/47e84dc4-c306-443f-beda-644b8d22d75f/ezgif.com-gif-maker+%281%29.gif All Projects - Make it stand out Testing the pressure plate mechanism https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/6fd0b750-46e1-4915-8a36-a3138b29dcd5/lego_front.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/f1acb9e3-52aa-42a0-9fac-2e60c44e13c9/IMG_7078.jpg All Projects All of the electronics are integrated into the metal box, the only input is power. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/0b964492-4069-4f6a-9946-5d09c5e82bd8/ezgif.com-gif-maker+%283%29.gif All Projects The clock in action. There was ~1% traffic to Killington and no traffic to Wellfleet. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/add25be6-2710-43b1-a491-b9ca2cb05ef3/IMG_7076.jpeg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/0e941dee-d8ad-47e8-ab34-a62b85d20f51/IMG_7153.jpg All Projects The dispenser was built using lego, 3d printed parts and laser cut acrylic https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/fc83f9f9-4015-482d-b74d-b2da6209c9c7/ezgif.com-gif-maker+%282%29.gif All Projects - Make it stand out OnShape REST API controlling and updating my digital twin https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/2db960fd-2a67-4604-82d0-f2c0247c1604/toothbrush+detection.png All Projects - Make it stand out An overview of the image processing portion of of the assignment. OpenCV is a very powerful tool! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/3aab30ee-9ab0-4617-a1ed-bb160ba27092/ezgif.com-gif-maker.gif All Projects A quick overview of the system. See the full video at the bottom of the page! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/7c00626c-f154-4d7c-88e1-cd53308d93b9/ezgif.com-gif-maker+%283%29.gif All Projects - Make it stand out Early prototype of extrusion mechanism https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/d5c66317-6554-4325-8645-dfd53b2e172a/me35+final+project+system+diagram+-+Frame+2.jpg All Projects - Make it stand out A system diagram of our frosting robot, comprising the two teams that worked on the machine (frosting image processing, and my team, frosting mechanism). https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/972bfd36-6723-4b13-9631-57ed50654ce7/movinaround.gif All Projects - Make it stand out The frosting robot doing a dry run to test the electronics. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/75892521-f012-4dc7-96da-14f6451d9b95/20220426_125822.jpg All Projects - Make it stand out A test of the frosting robot produced this tree. As you can see, the white background still needed some tweaking. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/74cfa262-5d02-4f60-a7c6-de1968a3ccd0/frosting.gif All Projects - Make it stand out During demo-day our robot frosted an elephant onto the cake! https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/2a5bb54e-1e1f-4944-ac07-f087b8f139f8/image.png All Projects A CAD model of the hardware created by one of our Mechanical Designers https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1651172667146-TQKII1P8VXJA14SDNEBZ/IMG_7404.jpg All Projects The robot consisted of an x-y plotter, two frosting extruders, and an electronics unit https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/aa318d36-9f29-4118-9a3a-e923f0af1f99/sim.png All Projects - Make it stand out The simulator script would simulate the step-by-step movement of the motors given an image input. https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541035919-M4VT5SSSEJT664O3FC4A/IMG_3369.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541226573-UU3Z4WK3D5LS45S77HNL/TEDDY11_23_201911_23_20192H52M56%252BPM.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574541371895-K34TE4EWGD6YVAJ7TDR9/TEDDY11_23_201911_23_20192H59M28%2BPM.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574542707199-9FUJFSDEHA6TKH90FU2R/Screen+Shot+2019-11-23+at+3.58.09+PM.png All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574653425076-EL7WY4O9PSHQPXDL2OME/TEDDY11_23_201911_24_20199H55M36%2BPM.jpg All Projects https://images.squarespace-cdn.com/content/v1/5dccb9f7b71816405ab73f32/1574698357818-1B3BDGN9Z6C27XNBY3TP/TEDDY11_23_201911_24_201910H23M05%2BPM.jpg All Projects 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