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Merged slider_sled.scad and sled_parts.scad. Added chamfers to rail ends.

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Revar Desmera
2014-11-11 23:06:41 -08:00
parent b604c26259
commit 2c438976ec
9 changed files with 104738 additions and 105030 deletions
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2
Makefile
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@@ -11,7 +11,7 @@ STLs/%.stl: %.scad config.scad GDMUtils.scad
${OPENSCAD} -m make -o $@ $<
clean:
rm -f tmp_*.png snappy_rot*.png render_*_parts.scad
rm -f tmp_*.png wiki/snappy_rot*.png render_*_parts.scad
cleaner: clean
rm -f ${TARGETS}

47024
STLs/cable_chain_link_parts.stl
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75334
STLs/rail_motor_segment_parts.stl
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File diff suppressed because it is too large Load Diff

61986
STLs/rail_segment_parts.stl
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25136
STLs/sled_parts.stl
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31
rail_motor_segment_parts.scad
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@@ -52,7 +52,7 @@ module rail_motor_segment()
// Rail backing.
grid_of(count=2, spacing=rail_spacing+joiner_width)
translate([0,0,rail_height+groove_height/2])
chamfer(size=[joiner_width, motor_rail_length, groove_height], chamfer=1.5, edges=[[1,1,0,0], [1,1,0,0], [0,0,0,0]])
chamfer(size=[joiner_width, motor_rail_length, groove_height], chamfer=1, edges=[[1,1,0,0], [1,1,0,0], [0,0,0,0]])
cube(size=[joiner_width, motor_rail_length, groove_height], center=true);
// Side Supports
@@ -66,14 +66,27 @@ module rail_motor_segment()
// Rail grooves.
translate([0,0,rail_height+groove_height/2]) {
mirror_copy([1,0,0]) {
translate([-(rail_spacing/2), 0, 0]) {
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,motor_rail_length+1,groove_height*sqrt(2)/2], center=true);
}
}
translate([-(rail_width/2), 0, 0]) {
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,motor_rail_length+1,groove_height*sqrt(2)/2], center=true);
translate([-(rail_width/2-joiner_width/2), 0, 0]) {
mirror_copy([1,0,0]) {
translate([(joiner_width/2), 0, 0]) {
// main groove
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,motor_rail_length+1,groove_height*sqrt(2)/2], center=true);
}
// chamfers
mirror_copy([0,1,0]) {
translate([0, motor_rail_length/2, 0]) {
hull() {
grid_of(count=[1,2], spacing=2) {
zrot(45) scale([tan(groove_angle)*sin(45),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,10,groove_height*sqrt(2)/2], center=true);
}
}
}
}
}
}
}
}
}

31
rail_segment_parts.scad
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@@ -39,7 +39,7 @@ module rail_segment()
// Rail backing.
grid_of(count=2, spacing=rail_spacing+joiner_width)
translate([0,0,rail_height+groove_height/2])
chamfer(size=[joiner_width, rail_length, groove_height], chamfer=1.5, edges=[[1,1,0,0], [1,1,0,0], [0,0,0,0]])
chamfer(size=[joiner_width, rail_length, groove_height], chamfer=1, edges=[[1,1,0,0], [1,1,0,0], [0,0,0,0]])
cube(size=[joiner_width, rail_length, groove_height], center=true);
// Side Supports
@@ -53,14 +53,27 @@ module rail_segment()
// Rail grooves.
translate([0,0,rail_height+groove_height/2]) {
mirror_copy([1,0,0]) {
translate([-(rail_spacing/2), 0, 0]) {
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,rail_length+1,groove_height*sqrt(2)/2], center=true);
}
}
translate([-(rail_width/2), 0, 0]) {
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,rail_length+1,groove_height*sqrt(2)/2], center=true);
translate([-(rail_width/2-joiner_width/2), 0, 0]) {
mirror_copy([1,0,0]) {
translate([(joiner_width/2), 0, 0]) {
// main groove
scale([tan(groove_angle),1,1]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2,rail_length+1,groove_height*sqrt(2)/2], center=true);
}
// chamfers
mirror_copy([0,1,0]) {
translate([0, rail_length/2, 0]) {
hull() {
grid_of(count=[1,2], spacing=2) {
zrot(45) scale([tan(groove_angle)*sin(45),1.01,1.01]) yrot(45) {
cube(size=[groove_height*sqrt(2)/2, 10, groove_height*sqrt(2)/2], center=true);
}
}
}
}
}
}
}
}
}

222
sled_parts.scad
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@@ -4,106 +4,6 @@ use <joiners.scad>
use <publicDomainGearV1.1.scad>
module slider_sled()
{
union() {
difference() {
union() {
// Bottom
translate([0,0,platform_thick/2])
yrot(90) sparse_strut(h=platform_width, l=platform_length, thick=platform_thick, maxang=45, strut=12, max_bridge=999);
// Walls.
zrot_copies([0, 180]) {
translate([(platform_width-joiner_width)/2, 0, platform_height/2]) {
if (wall_style == "crossbeams")
sparse_strut(h=platform_height, l=platform_length-10, thick=joiner_width, strut=5);
if (wall_style == "thinwall")
thinning_wall(h=platform_height, l=platform_length-10, thick=joiner_width, strut=platform_thick, wall=3, bracing=false);
if (wall_style == "corrugated")
corrugated_wall(h=platform_height, l=platform_length-10, thick=joiner_width, strut=platform_thick, wall=3);
}
}
}
// Clear space for joiners.
translate([0,0,platform_height/2]) {
joiner_quad_clear(xspacing=platform_width-joiner_width, yspacing=platform_length, h=platform_height, w=joiner_width, clearance=5, a=joiner_angle);
}
}
// Snap-tab joiners.
translate([0,0,platform_height/2]) {
joiner_quad(xspacing=platform_width-joiner_width, yspacing=platform_length, h=platform_height, w=joiner_width, l=5, a=joiner_angle);
}
// sliders
mirror_copy([1,0,0]) {
translate([-(rail_spacing)/2, 0, 0]) {
// bottom strut
translate([6/2,0,rail_offset/2]) {
difference() {
cube(size=[6, platform_length, rail_offset], center=true);
grid_of(
ya=[-(platform_length/2), (platform_length/2)],
za=[groove_height/2]
) {
xrot(45) cube(size=[11, 2*sqrt(2), 2*sqrt(2)], center=true);
}
grid_of(
ya=[-(platform_length/2), (platform_length/2)],
xa=[-6/2]
) {
zrot(45) cube(size=[2*sqrt(2), 2*sqrt(2), rail_offset+1], center=true);
}
}
}
grid_of(
ya=[-platform_length*6/16, 0, platform_length*6/16],
za=[rail_offset+groove_height/2]
) {
// Slider base
translate([10/2-4, 0, -groove_height]) {
difference() {
cube(size=[10, platform_length/8, groove_height], center=true);
grid_of(
ya=[-(platform_length/8/2), (platform_length/8/2)],
za=[groove_height/2]
) {
xrot(45) cube(size=[11, 2*sqrt(2), 2*sqrt(2)], center=true);
}
}
}
// Slider backing
translate([6/2, 0, 0]) {
difference() {
cube(size=[6, platform_length/8, groove_height], center=true);
grid_of(
ya=[-(platform_length/8/2), (platform_length/8/2)],
za=[groove_height/2]
) {
xrot(45) cube(size=[11, 2*sqrt(2), 2*sqrt(2)], center=true);
}
}
}
// Slider ridge
scale([tan(groove_angle),1,1]) {
yrot(45) {
chamfcube(size=[groove_height/sqrt(2), platform_length/8, groove_height/sqrt(2)], chamfer=2, chamfaxes=[1,0,1], center=true);
}
}
}
}
}
}
}
//!slider_sled();
module herringbone_rack(l=100, h=10, w=10, tooth_size=5, CA=30)
{
translate([-(rack_tooth_size/2), 0, 0]) {
@@ -135,21 +35,125 @@ module sled()
color("MediumSlateBlue")
prerender(convexity=10)
union() {
// Base slider sled.
slider_sled();
difference() {
union() {
// Bottom
translate([0,0,platform_thick/2])
yrot(90) sparse_strut(h=platform_width, l=platform_length, thick=platform_thick, maxang=45, strut=12, max_bridge=999);
// Length-wise bracing.
translate([0,0,platform_thick/2]) {
translate([-10, 0, 1])
cube(size=[14,platform_length,platform_thick+2], center=true);
// Walls.
zrot_copies([0, 180]) {
translate([(platform_width-joiner_width)/2, 0, platform_height/2]) {
if (wall_style == "crossbeams")
sparse_strut(h=platform_height, l=platform_length-10, thick=joiner_width, strut=5);
if (wall_style == "thinwall")
thinning_wall(h=platform_height, l=platform_length-10, thick=joiner_width, strut=platform_thick, wall=3, bracing=false);
if (wall_style == "corrugated")
corrugated_wall(h=platform_height, l=platform_length-10, thick=joiner_width, strut=platform_thick, wall=3);
}
}
// Length-wise bracing.
translate([0,0,platform_thick/2]) {
translate([-10, 0, 1])
cube(size=[14,platform_length,platform_thick+2], center=true);
}
// Drive rack
translate([-8, 0, platform_thick+2+5]) {
zrot(-90) herringbone_rack(l=platform_length, h=10, tooth_size=rack_tooth_size, CA=30);
}
// sliders
mirror_copy([1,0,0]) {
translate([-(rail_spacing)/2, 0, 0]) {
// bottom strut
translate([6/2+printer_slop,0,rail_offset/2]) {
difference() {
cube(size=[6, platform_length, rail_offset], center=true);
grid_of(
ya=[-(platform_length/2), (platform_length/2)],
za=[groove_height/2]
) {
xrot(45) cube(size=[11, 2*sqrt(2), 2*sqrt(2)], center=true);
}
grid_of(
ya=[-(platform_length/2), (platform_length/2)],
xa=[-6/2]
) {
zrot(45) cube(size=[2*sqrt(2), 2*sqrt(2), rail_offset+1], center=true);
}
}
}
grid_of(
ya=[-platform_length*6/16, 0, platform_length*6/16],
za=[rail_offset+groove_height/2]
) {
translate([-joiner_width/2, 0, 0]) {
circle_of(n=2, r=joiner_width/2+printer_slop, rot=true) {
// Slider base
translate([15/2-9, 0, -groove_height]) {
difference() {
cube(size=[15, platform_length/8, groove_height], center=true);
grid_of(
ya=[-(platform_length/8/2), (platform_length/8/2)],
za=[groove_height/2]
) {
xrot(45) cube(size=[16, 2*sqrt(2), 2*sqrt(2)], center=true);
}
}
}
// Slider backing
translate([6/2, 0, -4/2]) {
difference() {
cube(size=[6, platform_length/8, groove_height+4], center=true);
grid_of(
ya=[-(platform_length/8/2), (platform_length/8/2)],
za=[(groove_height+4)/2]
) {
xrot(45) cube(size=[11, 2*sqrt(2), 2*sqrt(2)], center=true);
}
}
}
// Slider ridge
scale([tan(groove_angle),1,1]) {
yrot(45) {
chamfcube(size=[groove_height/sqrt(2), platform_length/8, groove_height/sqrt(2)], chamfer=2, chamfaxes=[1,0,1], center=true);
}
}
}
}
}
}
}
}
// Clear space for joiners.
translate([0,0,platform_height/2]) {
joiner_quad_clear(xspacing=platform_width-joiner_width, yspacing=platform_length, h=platform_height, w=joiner_width, clearance=5, a=joiner_angle);
}
// Shrinkage stress relief
translate([0, 0, platform_thick/2]) {
grid_of(count=[1, 3], spacing=[0, 32]) {
cube(size=[platform_width+1, 1, platform_thick-2], center=true);
}
grid_of(count=[5, 2], spacing=[30, platform_length-10]) {
cube(size=[1, 20, platform_thick-2], center=true);
}
}
}
// Drive rack
translate([-8, 0, platform_thick+2+5]) {
zrot(-90) herringbone_rack(l=platform_length, h=10, tooth_size=rack_tooth_size, CA=30);
// Snap-tab joiners.
translate([0,0,platform_height/2]) {
joiner_quad(xspacing=platform_width-joiner_width, yspacing=platform_length, h=platform_height, w=joiner_width, l=5, a=joiner_angle);
}
}
}
//!sled();

2
wiki

Submodule wiki updated: 6af65c728e...b1c89693cd