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Add ACME animation peg bar model.

This commit is contained in:
mmcwilliams 2019-09-05 20:38:51 -04:00
parent 3e53663a81
commit 8c37771593
3 changed files with 237 additions and 112 deletions
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models/16mm_plate/16mm_plate.png
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models/16mm_plate/16mm_plate.stl
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models/acme_peg_bar/acme_peg_bar.scad Normal file
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@ -0,0 +1,125 @@
$fn = 160;
L = 254;
W = 13;
H = 3;
CENTER_D = 6.39;
CENTER_H = 9.76;
SIDE_D = 3.24;
SIDE_L = 11.92;
SIDE_SPACE = 192; //SPACE BETWEEN INNER PARTS
//http://www.cartoonsupplies.com/content/acme-pegbar-plastic
module rounded_bar (arr = [50, 10, 10], fn = 60) {
$fn = fn;
cube([arr[0] - arr[1], arr[1], arr[2]], center = true);
translate ([(arr[0] / 2) - (arr[1] / 2), 0, 0]) {
cylinder(r = arr[1] / 2, h = arr[2], center = true);
}
translate ([-(arr[0] / 2) + (arr[1] / 2), 0, 0]) {
cylinder(r = arr[1] / 2, h = arr[2], center = true);
}
}
module animation_peg_bar () {
rounded_bar([L, W, H], $fn);
//cube([20, W, H], center = true);
translate([0, 0, (CENTER_H / 2) - .5]) center_peg(CENTER_D, CENTER_H);
translate([(SIDE_SPACE / 2) + (SIDE_L / 2), 0, (CENTER_H / 2) + .3 ]) side_peg(SIDE_D, SIDE_L, CENTER_H);
translate([-(SIDE_SPACE / 2) - (SIDE_L / 2), 0, (CENTER_H / 2) + .3 ]) side_peg(SIDE_D, SIDE_L, CENTER_H);
}
module center_peg (D = 6, H = 9) {
cylinder(r = D / 2, h = H - (D / 2), center = true);
translate([0, 0, (H / 2) - (D / 4)]) {
difference () {
sphere(r = D / 2, center = true);
translate([0, 0, -D]) cube([D*2, D*2, D*2], center = true);
}
}
}
module side_peg (D = 3, L = 11, H = 9) {
rounded_bar([L, D, H - (D / 2)], fn = $fn);
translate([0, 0, (H / 2) - (D / 4)]) {
difference () {
union () {
rotate([0, 90, 0]) cylinder(r = D / 2, h = L - D, center = true);
translate([(L / 2) - (D / 2), 0, 0]) sphere(r = D / 2, center = true);
translate([-(L / 2) + (D / 2), 0, 0]) sphere(r = D / 2, center = true);
}
translate([0, 0, -L]) cube([L * 2, L * 2, L * 2], center = true);
}
}
}
module small_printer_animation_peg_bar () {
difference () {
animation_peg_bar();
translate([150 + 20, 0, 0]) cube([300, 300, 300], center = true);
translate([20, 0, .75]) {
difference (){
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
}
translate([20, 20, 0]) {
difference () {
animation_peg_bar();
translate([150 - 20, 0, 0]) cube([300, 300, 300], center = true);
translate([-20, 0, -.75]) {
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
}
}
module three_piece_animation_peg_bar () {
difference () {
animation_peg_bar();
translate([150 + (254 / 6), 0, 0]) cube([300, 300, 300], center = true);
translate([-150 - (254 / 6), 0, 0]) cube([300, 300, 300], center = true);
translate([(254 / 6), 0, .75]) {
difference (){
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
translate([-(254 / 6), 0, .75]) {
difference (){
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
}
translate([(254 / 3), 20, 0]) {
difference () {
animation_peg_bar();
translate([150 - (254 / 6), 0, 0]) cube([300, 300, 300], center = true);
translate([-(254 / 6), 0, -.75]) {
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
}
translate([(254 / 3), -20, 0]) {
difference () {
animation_peg_bar();
translate([150 - (254 / 6), 0, 0]) cube([300, 300, 300], center = true);
translate([-(254 / 6), 0, -.75]) {
cube([5, 13 + 1, 1.5], center = true);
cube([5, 4, 10], center = true);
}
}
}
}
//small_printer_animation_peg_bar();
//three_piece_animation_peg_bar();
animation_peg_bar();