| 1 | // PRUSA iteration3 |
| 2 | // Configuration file |
| 3 | // GNU GPL v3 |
| 4 | // Josef Průša <josefprusa@me.com> |
| 5 | // Václav 'ax' Hůla <axtheb@gmail.com> |
| 6 | // http://www.reprap.org/wiki/Prusa_Mendel |
| 7 | // http://github.com/prusajr/PrusaMendel |
| 8 | |
| 9 | // PLEASE SELECT ONE OF THE CONFIGURATIONS BELOW |
| 10 | // BY UN-COMMENTING IT |
| 11 | |
| 12 | // Uncomment for metric settings |
| 13 | // METRIC METRIC METRIC METRIC METRIC METRIC METRIC METRIC |
| 14 | |
| 15 | include <inc/metric.scad>; |
| 16 | |
| 17 | // Custom settings here, tailor to your supplies and print settings |
| 18 | |
| 19 | // Select your belt type ****************************************************** |
| 20 | |
| 21 | //T2.5 |
| 22 | belt_tooth_distance = 2.5; |
| 23 | belt_tooth_ratio = 0.5; |
| 24 | |
| 25 | //T5 (strongly discouraged) |
| 26 | //belt_tooth_distance = 5; |
| 27 | //belt_tooth_ratio = 0.75; |
| 28 | |
| 29 | //HTD3 |
| 30 | //belt_tooth_distance = 3; |
| 31 | //belt_tooth_ratio = 0.75; |
| 32 | |
| 33 | //MXL |
| 34 | //belt_tooth_distance = 2.032; |
| 35 | //belt_tooth_ratio = 0.64; |
| 36 | |
| 37 | // Choose bearing/bushing configuration *************************************** |
| 38 | |
| 39 | //Choose from: |
| 40 | |
| 41 | // 0 = Z as lm[e]8uu, X and Y bushings |
| 42 | // 1 = all bushings |
| 43 | // 2 = all bearings [default. Do not change unless you really know what you are doing] |
| 44 | // DO NOT OFFER 0 or 1 VARIANTS FOR SALE. We really mean that. In the long run it hurts everyone. |
| 45 | |
| 46 | bearing_choice = 2; |
| 47 | |
| 48 | // Bushing version |
| 49 | // 0 = square igus housings. By igus we mean JFM-0810-10 or GFM-0810-10 |
| 50 | // 1 = round igus (works better if printed precisely) |
| 51 | // 2 = bronze self-aligning bushings |
| 52 | bushing_type = 0; |
| 53 | |
| 54 | //Bearing version |
| 55 | // 0 = default lm8uu |
| 56 | // 1 = lme8uu |
| 57 | bearing_type = 0; |
| 58 | |
| 59 | // Select idler bearing size ************************************************** |
| 60 | |
| 61 | // 0 = 608 [standard skate bearings] |
| 62 | // 1 = 624 [roughly same diameter as pulley, makes belt parallel so its prettier] |
| 63 | |
| 64 | idler_bearing = 0; |
| 65 | |
| 66 | // Thickness of the XZ plate board |
| 67 | board_thickness = 16; |
| 68 | |
| 69 | //Layer height * width over thickness. Used for idler sleeve |
| 70 | single_wall_width = 0.3*2.2; |
| 71 | |
| 72 | // END of custom settings |
| 73 | |
| 74 | |
| 75 | // You are not supposed to change this |
| 76 | board_to_xz_distance = 26; |
| 77 | xaxis_rod_distance = 45; |
| 78 | carriage_l = 74; |
| 79 | carriage_hole_to_side = 5; |
| 80 | carriage_hole_height = 4; |
| 81 | |
| 82 | //calculated from settings |
| 83 | |
| 84 | idler_size = (idler_bearing == 0) ? 22 : 13; |
| 85 | |
| 86 | //use 4.5 for 608, 2.5 for 624 |
| 87 | idler_size_inner_r = (idler_bearing == 0) ? 4.5 : 2.5; |
| 88 | |
| 89 | idler_width = (idler_bearing == 0) ? 9 : 5; |
| 90 | |
| 91 | // CHANGE ONLY THE STUFF YOU KNOW |
| 92 | // IT WILL REPLACE DEFAULT SETTING |
| 93 | |
| 94 | // RODS |
| 95 | |
| 96 | // threaded_rod_diameter = 0; |
| 97 | // threaded_rod_diameter_horizontal = 0; |
| 98 | // smooth_bar_diameter = 0; |
| 99 | // smooth_bar_diameter_horizontal = 0; |
| 100 | |
| 101 | // Nuts and bolts |
| 102 | |
| 103 | // m8_diameter = 0; |
| 104 | // m8_nut_diameter = 0; |
| 105 | |
| 106 | // m4_diameter = 0; |
| 107 | // m4_nut_diameter = 0; |
| 108 | |
| 109 | // m3_diameter = 0; |
| 110 | // m3_nut_diameter = 0; |
| 111 | |
| 112 | // Bushing holder |
| 113 | |
| 114 | // bushing_core_diameter = smooth_bar_diameter; |
| 115 | // bushing_material_thickness = 0; |
| 116 | |
| 117 | ///counted stuff |
| 118 | m3_nut_diameter_bigger = ((m3_nut_diameter / 2) / cos (180 / 6))*2; |
| 119 | |
| 120 | // functions |
| 121 | include <inc/functions.scad> |
| 122 | |
| 123 | |
| 124 | // These constants define the geometry of the complete-printer.scad |
| 125 | |
| 126 | x_smooth_rod_length=325; |
| 127 | y_smooth_rod_length=405; |
| 128 | z_smooth_rod_length=235; |
| 129 | bed_x_size=225; |
| 130 | bed_y_size=225; |