Add optional bowden connector to E3D hotends.
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@ -25,7 +25,7 @@ module hot_ends()
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layout([for(h = hot_ends) 40])
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translate([-20, 0])
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rotate(90)
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hot_end(hot_ends[$i], 3);
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hot_end(hot_ends[$i], 3, bowden = $i == 3);
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if($preview)
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hot_ends();
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@ -26,6 +26,8 @@ include <tubings.scad>
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include <zipties.scad>
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include <fans.scad>
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use <../utils/rounded_cylinder.scad>
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use <../utils/thread.scad>
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use <../utils/tube.scad>
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rad_dia = 22; // Diam of the part with ailettes
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@ -94,7 +96,34 @@ module heater_block(type, naked = false, resistor_wire_rotate = [0,0,0]) {
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}
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}
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module bowden_connector(cap_colour = grey(20)) {
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ir = 4.25 / 2;
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body_colour = "silver";
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color(body_colour) {
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translate_z(-4.5) {
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tube(or = 2.5, ir = ir, h = 4.5, center = false);
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male_metric_thread(6, metric_coarse_pitch(5), length = 4.5, center = false, solid = false, colour = body_colour);
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}
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tube(or = 7.7 / 2, ir = ir, h = 2, center = false);
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translate_z(2)
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linear_extrude(6.5)
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difference() {
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circle(d = 11.55, $fn = 6);
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circle(r = ir);
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}
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translate_z(8.5)
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rounded_cylinder(r = 9.8 / 2, h = 2, r2 = 1.5, ir = ir);
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translate_z(10.5)
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tube(or = 3.5, ir = ir, h = 0.5, center = false);
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}
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color(cap_colour) {
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translate_z(11)
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tube(or = 3, ir = ir, h = 1, center = false);
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translate_z(12)
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tube(or = 5.5, ir = ir, h = 1.75, center = false);
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}
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}
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module e3d_fan_duct(type) {
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color("DeepSkyBlue")
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@ -123,7 +152,7 @@ module e3d_fan(type) {
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fan(fan30x10);
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}
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module e3d_hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0]) {
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module e3d_hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0], bowden = false) {
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insulator_length = hot_end_insulator_length(type);
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inset = hot_end_inset(type);
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h_ailettes = rad_len / (2 * rad_nb_ailettes - 1);
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@ -150,6 +179,10 @@ module e3d_hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0]
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square([100, hot_end_groove(type)]);
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}
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if(bowden)
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translate_z(inset)
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bowden_connector();
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rotate(90)
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heater_block(type, naked, resistor_wire_rotate);
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@ -158,10 +191,10 @@ module e3d_hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0]
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e3d_fan();
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}
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module e3d_hot_end_assembly(type, filament, naked = false, resistor_wire_rotate = [0,0,0]) {
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module e3d_hot_end_assembly(type, filament, naked = false, resistor_wire_rotate = [0,0,0], bowden = false) {
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bundle = 3.2;
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e3d_hot_end(type, filament, naked, resistor_wire_rotate);
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e3d_hot_end(type, filament, naked, resistor_wire_rotate, bowden);
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// Wire and ziptie
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if(!naked)
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@ -44,10 +44,10 @@ function hot_end_length(type) = hot_end_total_length(type) - hot_end_inset(type)
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use <jhead.scad>
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use <e3d.scad>
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module hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0]) { //! Draw specified hot end
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module hot_end(type, filament, naked = false, resistor_wire_rotate = [0,0,0], bowden = false) { //! Draw specified hot end
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if(hot_end_style(type) == jhead)
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jhead_hot_end_assembly(type, filament, naked);
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if(hot_end_style(type) == e3d)
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e3d_hot_end_assembly(type, filament, naked, resistor_wire_rotate);
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e3d_hot_end_assembly(type, filament, naked, resistor_wire_rotate, bowden);
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}
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