Prusa I3 MK3 - Upgrade kit

myminifactory

I have develop this kit for upgrade the Prusa I3 MK3. (You could find mounting instruction in the attached pictures) This kit include : - Magnetic head (direct drive and laser)                          - Z axis cable management                          - Leds holder                          - rotation indicator The parts must be printed in PETG for follow the original design. All of this parts have not been tested yet because I have not 3d printer at my disposal for the moment. If you have any questions don't hesitate to contact me. Enjoy!! ---------------------------Magnetic head------------------------- The major upgrade is the magnetic swappabe head. You can easily remove the direct drive Prusa Head and replace it by a laser head (Include in the kit) or a double extrusion head (In devellopment). For this you need to print : 1x Extruder body - Magnetic version 1x Extruder cover - Magnetic version 1x Xcarriage - Magnetic version 1x Xcarriage-back - Magnetic version For build the laser head you need to print: 1x laser head - Magnetic version If you want to devellop a new head you could find a file named "Development head". Is one can be modified for build the head you would. And you need to buy : 1x DB 15 connector (male and female) : https://www.aliexpress.com/item/Promotion-DB15-15-Pin-Female-to-Male-Solder-Type-Adapter-Connectors-5-Pair/32623042100.html?spm=2114.search0204.3.96.3b1c1c11VORIaB&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_453_10084_454_10083_10618_431_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103-10890,searchweb201603_1,ppcSwitch_0_ppcChannel&algo_expid=ec183203-0b6e-4cf2-9fde-67596ea13dfd-12&algo_pvid=ec183203-0b6e-4cf2-9fde-67596ea13dfd&transAbTest=ae803_4 (4x by head) Countersunk magnet Ø10x2 hole3mm : https://www.aliexpress.com/item/rushed-10pcs-10x2-mm-super-powerful-permanent-ndfeb-maget-N35-neodymium-disc-countersunk-ring-magnets-d10/32966362722.html?spm=2114.search0204.3.13.3de453e6ryCQbe&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_453_10084_454_10083_10618_431_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103,searchweb201603_1,ppcSwitch_0_ppcChannel&algo_expid=1230a91b-fe37-49bc-9196-f9c6c62765c2-2&algo_pvid=1230a91b-fe37-49bc-9196-f9c6c62765c2&transAbTest=ae803_4 (4x by head) countersunk washer (A by more difficult to find, here on a french website) : https://www.supermagnete.fr/supports-pour-aimants-a-visser 1x laser 3.5W https://www.aliexpress.com/item/oxlasers-TRUE-3W-5W-5500mW-445nm-450nm-focusable-blue-Laser-Module-Laser-Engraver-part-DIY-Laser/32958503779.html?spm=2114.search0204.3.7.4369420fid0oVg&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_10084_453_454_10083_10618_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103,searchweb201603_1,ppcSwitch_0_ppcChannel&algo_expid=bd75c3e7-3f98-49c7-8a00-5cca23a48f98-1&algo_pvid=bd75c3e7-3f98-49c7-8a00-5cca23a48f98&transAbTest=ae803_4 Some screw and nuts: -8x M3x15 contersunk screws-4x M3x8 contersunk screws-8x M3x10 srews-12x M3 nuts ---------------------Z axis cable management------------------ If you would to obtain a more clean cable management on the Z axis, this upgrade allow you to use a printed cable chain for doing it. For this you need to print: -30x cable chain -1x cable conduit -1x Z chain bracket - Motor -1x Z chain bracket - Top left ----------------------------LED holder---------------------------If you want to light your printer for see what you print or just for custom it, this upgrade is made for you For the led support you need to print : 2x LED holders And you need to buy: 1x LED strip (You can choose the color or buy and RGB strip) https://www.aliexpress.com/item/5050-Led-Tape-RGB-Strip-Light-Waterproof-220V-To-DC-12V-5M-300-Led-Stripe-Flexible/32954198583.html?spm=2114.search0204.3.1.771554966E2Yxl&s=p&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_10084_453_454_10083_10618_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103,searchweb201603_1,ppcSwitch_0_ppcChannel&transAbTest=ae803_4 1x aluminium LED bar (for support the LED strip, V style of 30 cm) https://www.aliexpress.com/item/30-50cm-LED-Bar-Lights-Aluminum-Channel-Holder-Milk-Cover-End-Up-Lighting-Accessories-U-V/32940083003.html?spm=2114.search0204.3.1.77b332f5KorVi0&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_453_10084_454_10083_10618_431_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103,searchweb201603_1,ppcSwitch_0_ppcChannel&algo_expid=9c8c7f1c-6c47-4999-857f-1da9fe4b51a0-0&algo_pvid=9c8c7f1c-6c47-4999-857f-1da9fe4b51a0&transAbTest=ae803_4 -------------------------Rotation indicator----------------------- The last upgrade is a small one but not usless. Thanks to this small part it becomes easy to visualize the direction of rotation. You have to print the "rotation indicator - Extruder motor" part, and to put an Ø8x3 magnet in it. https://www.aliexpress.com/item/30Pcs-8mm-x-3mm-Strong-Round-Cylinder-Magnets-8x3-Rare-Earth-Neodymium-8-3-N35/32951891519.html?spm=2114.search0204.3.1.452f4722IMVSej&ws_ab_test=searchweb0_0,searchweb201602_2_10065_10068_10890_319_10546_317_10548_10696_453_10084_454_10083_10618_431_10304_10307_10820_537_536_10843_10059_10884_10887_100031_321_322_10103,searchweb201603_1,ppcSwitch_0_ppcChannel&algo_expid=1ee3962e-6a1f-420f-a07b-c198976a3b53-0&algo_pvid=1ee3962e-6a1f-420f-a07b-c198976a3b53&transAbTest=ae803_4   ---------------------Customisation------------------ You could find in the parts files an STEP file. This one can be modified by everyone for build your own magnetic head (For multi-extrusion as exemple)