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runner.scad
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202 lines (176 loc) · 5.37 KB
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//runner
include <constants.scad>;
runner();
module runner()
{
difference()
{
union()
{
for(i=[0:(360/blades):360])
{
//runner blade
rotate([0,0,i])
linear_extrude(
height = core_height,
convexity = 10,
twist = blade_twist )
translate([50, 0, 0])
union()
{
//scale([4,.25])
resize([blade_length,2.5])
difference()
{
circle(r = 10, $fn=50);
translate([-10,0])
square(size=[20,10]);
}
resize([blade_length,7.5])
difference()
{
circle(r = 10, $fn=50);
translate([-10,-10])
square(size=[20,10]);
}
}
}
//runner core
cylinder(
r=core_radius,
h=core_height,
$fn=100);
//Core threaded insert stands
for(i=[0:360/blades:360])
{
//top cylinder
rotate([0,0,i-(360/blades/2)])
translate([
core_radius,
0,
core_height -
threaded_insert_height -
3])
scale([1.5,1,1])
cylinder(
r=(threaded_insert_diameter_top+5)/2,
h=threaded_insert_height+3,
$fn=50);
//top cone
rotate([0,0,i-(360/blades/2)])
translate([
core_radius,
0,
core_height -
10 -
threaded_insert_height - 3])
scale([1.5,1,1])
cylinder(
r1=0,
r2=(threaded_insert_diameter_top + 5) / 2,
h=10,
$fn=50);
//bottom cylinder
rotate([0,0,i-(360/blades/2)])
translate([
core_radius,
0,
0])
scale([1.5,1,1])
cylinder(
r=(threaded_insert_diameter_top+5)/2,
h=threaded_insert_height+3,
$fn=50);
//bottom cone
rotate([0,0,i-(360/blades/2)])
translate([
core_radius,
0,
threaded_insert_height+3])
scale([1.5,1,1])
cylinder(
r2=0,
r1=(threaded_insert_diameter_top + 5) / 2,
h=10,
$fn=50);
}
}
//core cutout
translate([0,0,10])
cylinder(
r=core_cutout,
h=core_height - 10 +.01,
$fn=100);
//motor shaft hole
translate([0,0,-.01])
cylinder(
d=6 + 2,
h=10 + .02,
$fn=100);
//motor hub holes
for(i=[0:60:360])
{
rotate([0,0,i])
translate([9.5,0,-.01])
cylinder(
d=2.8448 + 1,
h=10 + .02,
$fn=25);
}
//Top Core O-Ring Groove
translate([0,0,-.01])
difference()
{
cylinder(
d=o_ring_od,
h=o_ring_groove_depth, $fn=100);
translate([0,0,-.01])
cylinder(
d=o_ring_id,
h=o_ring_groove_depth+.02,
$fn=100);
}
//Bottom Core O-Ring Groove
translate([0,0,core_height - o_ring_groove_depth])
difference()
{
cylinder(
d=o_ring_od,
h=o_ring_groove_depth + .01, $fn=100);
translate([0,0,-.01])
cylinder(
d=o_ring_id,
h=o_ring_groove_depth+.02,
$fn=100);
}
//Core Threaded Insert Holes
for(i=[0:(360/blades):360])
{
//bottom
rotate([0,0,i - (360/blades/2)])
translate([
core_radius + (threaded_insert_diameter_top * .65),
0,
-.01])
{
cylinder(
r1=(threaded_insert_diameter_top/2),
r2=(threaded_insert_diameter_bottom/2),
h=6 +.02,
$fn=25); }
//top
rotate([0,0,i - (360/blades/2)])
translate([
core_radius + (threaded_insert_diameter_top * .65),
0,
core_height - 6 + .01])
{
cylinder(
r2=(threaded_insert_diameter_top/2),
r1=(threaded_insert_diameter_bottom/2),
h=6 +.02,
$fn=25);
}
}
}
}