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Add Super8 120m/400ft reels

This commit is contained in:
Matt McWilliams 2023-06-27 18:42:54 -04:00
parent fe1b19b7d5
commit 49bd518255
1 changed files with 122 additions and 35 deletions
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157
split_reel.scad
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@ -2,17 +2,43 @@ include <./common/common.scad>;
include <./common/threads.scad>; include <./common/threads.scad>;
Core16mm = 25.5; Core16mm = 25.5;
Socket16mmH = 11;
PlatterThickness = 1.6; PlatterThickness = 1.6;
Platter120m = 178; Platter120m = 178;
Thread16mmD = 17.5; Thread16mmD = 17.5;
Pitch16mm = 1.55; Pitch16mm = 1.525;
SocketSuper8H = 4;
ThreadSuper8D = 21;
module rotary_text (TextArr = ["T","e","s","t"], D = 40, CharacterAngle = 15) {
Radius = R(D);
Chars = len(TextArr);
for (i = [0:1:Chars]) {
rotate([0, 0, -i * CharacterAngle]) translate([0, Radius, 0]) {
scale([0.5, 0.5, 1]) linear_extrude(height = 1) {
text(TextArr[i], halign = "center");
}
}
}
}
module thread_16mm ( pos = [0, 0, 0], length = 11, chamfer = false, pad = 0) { module thread_16mm ( pos = [0, 0, 0], length = 11, chamfer = false, pad = 0) {
translate(pos) { translate(pos) {
if (chamfer) { if (chamfer) {
metric_thread (diameter=Thread16mmD, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=2, leadfac=1.5); metric_thread (diameter=Thread16mmD + pad, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=2, leadfac=1.5);
} else { } else {
metric_thread (diameter=Thread16mmD, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=0, leadfac=1.5); metric_thread (diameter=Thread16mmD + pad, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=0, leadfac=1.5);
}
}
}
module thread_super8 ( pos = [0, 0, 0], length = 6, chamfer = false, pad = 0) {
translate(pos) {
if (chamfer) {
metric_thread (diameter=ThreadSuper8D + pad, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=2, leadfac=1.5);
} else {
metric_thread (diameter=ThreadSuper8D + pad, pitch=Pitch16mm, length=length, internal=false, n_starts=1, thread_size=-1, groove=false, square=false, rectangle=0, angle=30, taper=0, leadin=0, leadfac=1.5);
} }
} }
} }
@ -23,7 +49,12 @@ module threaded_core (pos = [0, 0, 0], format = "16mm") {
if (format == "16mm") { if (format == "16mm") {
union () { union () {
cylinder(r = R(Core16mm), h = 6, center = true); cylinder(r = R(Core16mm), h = 6, center = true);
thread_16mm([0, 0, 1.5], length = 14, chamfer = true); thread_16mm([0, 0, 1.5], length = Socket16mmH + 3, chamfer = true, pad = -0.2);
}
} else if (format == "super8") {
union () {
cylinder(r = R(Core16mm), h = 4, center = true);
thread_super8([0, 0, 0], length = SocketSuper8H + 3, chamfer = true, pad = -0.2);
} }
} }
} }
@ -34,7 +65,11 @@ module socket_core (pos = [0, 0, 0], format = "16mm") {
translate (pos) { translate (pos) {
if (format == "16mm") { if (format == "16mm") {
difference () { difference () {
cylinder(r = R(Core16mm), h = 11, center = true); cylinder(r = R(Core16mm), h = Socket16mmH, center = true);
}
} else if (format == "super8") {
difference () {
cylinder(r = R(Core16mm), h = SocketSuper8H, center = true);
} }
} }
} }
@ -51,41 +86,93 @@ module platter (pos = [0, 0, 0], length = 120) {
} }
} }
module split_reel_16mm_A (length = 120) {
difference () {
union () {
difference () {
platter([0, 0, 0], length = length);
translate([0, 0, -0.5]) rotate([180, 0, 0]) rotate([0, 0, (5 * 3.75) / 2]) rotary_text(["1", "6", "m", "m", " ", " ", "1", "2", "0", "m", "/", "4", "0", "0", "f", "t"], D = Platter120m - 15, CharacterAngle=3.75);
}
threaded_core([0, 0, (PlatterThickness / 2) + (6 / 2)], format = "16mm");
rotate([0, 0, 135]) translate([18.5, 0, (PlatterThickness / 2) + (4.75 / 2)]) cylinder(r = R(6.25), h = 4.75, center = true, $fn = 60);
}
cube([8.5, 8.5, 50], center = true);
rotate([0, 0, 45]) translate([5.5, 0, 0]) cube([3, 3, 50], center = true);
}
}
module split_reel_16mm_B ( length = 120) {
difference () {
union () {
platter([0, 0, 0], length = length);
socket_core([0, 0, (PlatterThickness / 2) + (Socket16mmH / 2)], format = "16mm");
}
rotate([180, 0, 0]) scale([1.02, 1.02, 1]) {
thread_16mm([0, 0, -13], 15);
thread_16mm([0, 0, -13.1], 15);
}
}
}
module split_reel_super8_A ( length = 120) {
BaseH = 4;
NotchH = 2;
NotchW = 19;
difference () {
union () {
platter([0, 0, 0], length = length);
threaded_core([0, 0, (PlatterThickness / 2) + (BaseH / 2)], format = "super8");
rotate([0, 0, 135]) translate([18.5, 0, (PlatterThickness / 2) + (NotchH / 2)]) cylinder(r = R(6.25), h = NotchH, center = true, $fn = 60);
}
cylinder(r = R(13), h = 50, center = true, $fn = 80);
for (i = [0 : 2]) {
rotate([0, 0, i * (360 / 3)]) translate([NotchW / 4, 0, 0]) cube([NotchW / 2, 2.25, 8], center = true);
}
}
}
module split_reel_super8_B ( length = 120) {
difference () {
union () {
platter([0, 0, 0], length = length);
socket_core([0, 0, (PlatterThickness / 2) + (SocketSuper8H / 2)], format = "super8");
}
rotate([180, 0, 0]) scale([1.02, 1.02, 1]) {
thread_super8([0, 0, -13], 15);
thread_super8([0, 0, -13.1], 15);
}
}
}
//length in meters //length in meters
module split_reel (format = "16mm", length = 120, half = "A") { module split_reel (format = "16mm", length = 120, half = "A") {
if (format == "16mm") {
if (half == "A") { if (half == "A") {
difference () { split_reel_16mm_A(length = length);
union () { } else if (half == "B") {
platter([0, 0, 0], length = length); split_reel_16mm_B(length = length);
threaded_core([0, 0, (PlatterThickness / 2) + (6 / 2)], format = "16mm");
rotate([0, 0, 135]) translate([18.5, 0, (PlatterThickness / 2) + (4.75 / 2)]) cylinder(r = R(6.25), h = 4.75, center = true, $fn = 60);
}
if (format == "16mm") {
cube([8.5, 8.5, 50], center = true);
rotate([0, 0, 45]) translate([5.5, 0, 0]) cube([3, 3, 50], center = true);
}
} }
} else if (half == "B") { } else if (format == "super8") {
difference () { if (half == "A") {
union () { split_reel_super8_A(length = length);
platter([0, 0, 0], length = length); } else if (half == "B") {
socket_core([0, 0, (PlatterThickness / 2) + (11 / 2)], format = "16mm"); split_reel_super8_B(length = length);
}
rotate([180, 0, 0]) scale([1.02, 1.02, 1]) {
thread_16mm([0, 0, -13], 15);
thread_16mm([0, 0, -13.1], 15);
}
} }
} }
} }
PART = "split_reel_16mm_120m_B"; PART = "split_reel_16mm_120m_B";
intersection () { //intersection () {
if (PART == "split_reel_16mm_120m_A") { if (PART == "split_reel_16mm_120m_A") {
split_reel("16mm", 120, "A"); split_reel("16mm", 120, "A");
} else if (PART == "split_reel_16mm_120m_B") { } else if (PART == "split_reel_16mm_120m_B") {
split_reel("16mm", 120, "B"); split_reel("16mm", 120, "B");
} } else if (PART == "split_reel_super8_120m_A") {
cube([30, 30, 40], center = true); split_reel("super8", 120, "A");
} } else if (PART == "split_reel_super8_120m_B") {
split_reel("super8", 120, "B");
}
//cube([40, 40, 40], center = true);
//}