// http://www.reprap.org/wiki/Prusa_Mendel
// http://github.com/prusajr/PrusaMendel
-// PLEASE SELECT ONE OF THE CONFIGURATIONS BELOW
-// BY UN-COMMENTING IT
-
include <inc/metric.scad>;
include <inc/conf_bushing.scad>;
// Custom settings here, tailor to your supplies and print settings
+
+// Extruder settings **********************************************************
+// Don't forget to set your slicer's extruder settings to match the values you
+// enter here.
+
layer_height = 0.3;
+// Width over thickness determines how wide the plastic will be when extruded
+// onto the object that is being printed. width_over_thickness is multiplied
+// by the layer_height to calculate this width. i.e. If your layer_height is
+// set to 0.3 mm and your width_over_thickness is set to 2.2, the resulting
+// width will be 0.66 mm.
width_over_thickness = 2.2;
+
// Select your belt type ******************************************************
-//T2.5
+// T2.5
belt_tooth_distance = 2.5;
-belt_tooth_ratio = 0.5;
+belt_tooth_ratio = 0.75;
-//T5 (strongly discouraged)
-//belt_tooth_distance = 5;
-//belt_tooth_ratio = 0.75;
+// T5 (strongly discouraged)
+// belt_tooth_distance = 5;
+// belt_tooth_ratio = 0.75;
-//HTD3
-//belt_tooth_distance = 3;
-//belt_tooth_ratio = 0.75;
+// HTD3
+// belt_tooth_distance = 3;
+// belt_tooth_ratio = 0.75;
-//MXL
-//belt_tooth_distance = 2.032;
-//belt_tooth_ratio = 0.64;
+// MXL
+// belt_tooth_distance = 2.032;
+// belt_tooth_ratio = 0.64;
+
+// GT2 there is bunch of GT2 belts with different tooth-to-tooth distance
+// adjust to your needs
+// belt_tooth_distance = 2;
+// belt_tooth_ratio = 0.5;
+
+// For T type belts you will probably want 0.8mm or so.
+belt_thickness = 1.75;
-//GT2 there is bunch of GT2 belts with different tooth-to-tooth distance
-//adjust to your needs
-//belt_tooth_distance = 2;
-//belt_tooth_ratio = 0.5;
// Choose bearing/bushing configuration ***************************************
// conf_b_* are in inc/conf_bushing.scad
bushing_xy = conf_b_lm8uu;
bushing_z = conf_b_lm8uu;
+// for longer bearings use one shorter in x-carriage to make place for belt attachment
+// by default use same as xy
+bushing_carriage = bushing_xy;
+
// Select idler bearing size **************************************************
// [outer_diameter, width, inner_diameter, uses_guide]
+
// 608 [standard skate bearings] with bearing guide
bearing_608 = [22, 7, 8, 1];
-//608 bearings with fender washers
+// 608 bearings with fender washers. Not good at all, the belt brushes against the carriage
bearing_608_washers = [22, 10, 8, 0];
-// 624 [roughly same diameter as pulley, makes belt parallel so its prettier]
-bearing_624 = [16, 5, 4, 1];
-// two 624 - for use without bearing guides. My favourite [ax]
-bearing_624_double = [16, 10, 4, 0];
+
+// one 625 with guides
+bearing_625 = [16, 5, 5, 1];
+// two 625 - for use without bearing guides.
+bearing_625_double = [16, 10, 5, 0];
+
+// those two here are really good:
+bearing_624_double = [13, 10, 4, 0];
+
+// this one has roughly same diameter as pulley, makes belt parallel so its prettier
+bearing_623_double = [10, 8, 3, 0];
idler_bearing = bearing_624_double;
+// Select carriage lenght ******************************************************
+// 30 for single carriage extruder (two holes with centers 30mm apart)
+// 50 for wade or single with fan (three holes, 30-20)
+// 80 for full length carriage (four holes, 30-20-30)
+
+carriage_l_base = 50;
+
+
// Fillets ********************************************************************
+// fillets are rounded corners of boxes. The right engineering term is probably radius
+// but cad software calls it fillet.
// mostly cosmetic, except z axis.
// 0 = no fillets
// 1 = fillet
+// 2 = chamfer (cut the edges at 45deg. angle)
+// Please do put only parts with fillets on sale, other options are not really tested
use_fillets = 1;
-//set to 0 for single plate (affects z axis)
+// set to 0 for single plate (affects z axis and screws that attach RP parts to frame)
i_am_box = 1;
-//if you do your own plate and can move bottom Z screws 5mm up set this to 0 to
-//get stronger motor mount. Only for i_am_box = 0
+// if you do your own plate and can move bottom Z screws 5mm up set this to 0 to
+// get stronger motor mount. Only for i_am_box = 0
i_want_to_use_single_plate_dxf_and_make_my_z_weaker = 1;
-//radius of long threaded rod on Y frame
-//Use 5.4 for M10 or 4.4 for M8
+// radius of long threaded rod on Y frame
+// Use 5.4 for M10 or 4.4 for M8
y_threaded_rod_long_r = 5.4;
-// Thickness of the XZ plate board. Leave at 12 for single plate
+// Thickness of the XZ plate board.
+// Use 20 for single plate if you want to use the Y lm8uu holders
board_thickness = 12;
-// END of custom settings
+// Segments of small holes. some poeple claim that a low value makes them easier to print.
+small_hole_segments=7;
+
+
+// END of custom settings *****************************************************
// You are not supposed to change this
HCoop / clinton / prusa3.git / blobdiff