Extramaker 3d Printer

thingiverse

Here are the goals of my printer design: Build Area 210x210x230 130 mm/s speed (at least) Two sizes of extruded 2020 (320mm and 220mm) Sturdy Frame Easy to assemble Easily scalable Small Bill of materials Single Belt V8 extruder Here is a basic parts list: Ramps kit with 6x Nema17 and Smart Discount Full Graphic Controller 60cm cable for the Smart Discount Full Graphic Controller 10 x 10mm x 320mm Length Smooth Rod 3 x 10mm x 320mm Length Leadscrews with nut 3 x 5mm to 10mm flex coupling 15 x 320mm 2020 T-slot or V-slot (Will need to be Tapped to M8 on each end) 5 x 220mm 2020 T-slot or V-slot (Will need to be Tapped to M8 on each end) 20 x LM10UU bearings 3 x 608zz bearings Bowden extruder Kit (right hand) MK2a heated bed with alum build surface (can be used with glass, Z endstops must be used) E3D V8 or V8 Lite 12v with bowden addon 4ft of PTFE Tubing 12v 40a Power supply 3x endstop switches (DM1-01P-30-3) (or 6x for use without a probe) LJ12A3-4-Z/AX US Proximity Sensor (6 to 36V) 2.5 Meter GT2 Belt 3 x GT2 Timing Belt Pulley 10mm Width 5mm Bore 20T 15 x F623ZZ (to make 7 idler pulleys) Hardware: 75 x M4x10 Bolts 75 x M4 T-slot Nut 45 x M8x30 Bolts 6 x M2 x 18 + nuts (For endstops) 3d printer bed spring kit (6 x M3x50mm + 6 x Spring + 6 x Thumbscrew/Knob ) Other assorted M3 nuts and bolts required. Latest Marlin Firmware Included (Configured for DRV8825/32x steps) See it Print: https://www.youtube.com/watch?v=RQ9LVK9CNZY https://www.youtube.com/watch?v=WXd3nAdBzYA Update 07/10/19: Replaced 3 x GT2 Timing Belt Ball Bearing Idler 10mm Width 5mm Bore 20T 6 x GT2 Smooth Ball Bearing Idler 10mm Width 5mm Bore with 15 x F623ZZ Update 02/29/19: - Added extruder assembly diagram with instructions Update 11/12/18: - Made extruder fan mount bolt on as opposed to attached with a zip tie - Strengthened Y-axis mount Update 11/21/18: - Strengthened Z-Probe Mount Update 11/27/18: - Added Z Endstop option for those who would prefer not to use a probe or those who wish to use a glass bed. - Integrated Feet into bottom corners - Increased Thickness of Z-Bottom Motor mount for increased build height - Modified Extruder Mount and Z-Probe Mount to support Clone extruders and to provide holes for wire routing.