diff --git a/cooling_tube_splitter_bus.scad b/cooling_tube_splitter_bus.scad new file mode 100644 index 0000000..a0d47ed --- /dev/null +++ b/cooling_tube_splitter_bus.scad @@ -0,0 +1,80 @@ +// fitting params +fitting_inside_diam_top = 66; +fitting_inside_diam_bottom = 61; +fitting_length = 23; + +wall_thickness = 2.5; +curve_angle = 30; + +$fn=100; +module fitting(r_in, r_out, length){ + rotate(90,[1,0,0]) + difference(){ + linear_extrude(length) + circle(r=r_out); + linear_extrude(length) + circle(r=r_in); + } +} + +function custom_y(w, angle) = (w/2-w*(1-cos(angle)))/tan(angle)+w*sin(angle); + +module one_side(r, w, angle){ + rotate_extrude(angle=angle) + translate([w/2,0,0]) + circle(r=r); + + y = custom_y(w, angle); + translate([w/2,y,0]) + rotate(angle) + mirror([1,0,0]) + rotate_extrude(angle=angle) + translate([w/2,0,0]) + circle(r=r); + + tri_x = w/2-w*(1-cos(angle)); + tri_y = tri_x/tan(angle); + length = sqrt(pow(tri_y, 2) + pow(tri_x,2)); + rotate(angle,[0,0,1]) + translate([w/2,length,0]) + rotate(90,[1,0,0]) + linear_extrude(length) + circle(r=r); +} + +module split_shape(r, w, angle){ + union(){ + one_side(r,w,angle); + mirror([1,0,0]) + one_side(r,w,angle); + } +} + +my_w = fitting_inside_diam_top+2*wall_thickness; +difference(){ + split_shape(fitting_inside_diam_top/2+wall_thickness, + my_w, + curve_angle); + split_shape(fitting_inside_diam_bottom/2, + my_w, + curve_angle); +} + +// one_side(fitting_inside_diam_top/2+wall_thickness, +// my_w, +// curve_angle); + +translate([-my_w/2,0,0]) +fitting(fitting_inside_diam_top/2, + fitting_inside_diam_top/2+wall_thickness, + fitting_length); + +translate([my_w/2,0,0]) +fitting(fitting_inside_diam_top/2, + fitting_inside_diam_top/2+wall_thickness, + fitting_length); + +translate([0,custom_y(my_w, curve_angle)+fitting_length,0]) +fitting(fitting_inside_diam_top/2, + fitting_inside_diam_top/2+wall_thickness, + fitting_length); \ No newline at end of file diff --git a/tomato_stand_sticks.scad b/tomato_stand_sticks.scad new file mode 100644 index 0000000..85f7c3a --- /dev/null +++ b/tomato_stand_sticks.scad @@ -0,0 +1,6 @@ +thickness = 3; +width = 3; +length = 250; + +linear_extrude(thickness) +square(size=[width, length], center=true); \ No newline at end of file