use <./common/common.scad>; use <./common/threads.scad>; include <./common/string.scad>; FilmThickness = 4.11; //mil FilmThicknessMM = FilmThickness * 0.0254; CoreD = 2 * 25.4; Core16mm = 25.5; Socket16mmH = 11; PlatterThickness = 1.6; //Platter120m = 178; Thread16mmD = 17.5; Pitch16mm = 1.525; SocketSuper8H = 4; ThreadSuper8D = 21; Title = ""; module rotary_text (Text = "Test", D = 40, CharacterAngle = 15) { TextArr = split(Text, ""); 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 length_text (Gauge = "16mm", Length = 120, Footage = 400, PlatterD = 178) { Text = join(concat(Gauge, " ", str(Length), "m/", str(Footage), "ft")); CharacterAngle = Length == 120 ? 3.75 : Length == 60 ? 4.5 : Length == 30 ? 6.25 : 3.75; rotary_text( Text, D = PlatterD - 15, CharacterAngle); } module thread_16mm ( pos = [0, 0, 0], Length = 11, chamfer = false, pad = 0) { translate(pos) { if (chamfer) { 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 { 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_8mm ( 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); } } } module threaded_core (pos = [0, 0, 0], Gauge = "16mm") { $fn = 120; translate (pos) { if (Gauge == "16mm") { union () { cylinder(r = R(Core16mm), h = 6, center = true); thread_16mm([0, 0, 1.5], Length = Socket16mmH + 3, chamfer = true, pad = -0.2); } } else if (Gauge == "8mm") { union () { cylinder(r = R(Core16mm), h = 4, center = true); thread_8mm([0, 0, 0], Length = SocketSuper8H + 3, chamfer = true, pad = -0.2); } } } } module socket_core (pos = [0, 0, 0], Gauge = "16mm") { $fn = 120; translate (pos) { if (Gauge == "16mm") { difference () { cylinder(r = R(Core16mm), h = Socket16mmH, center = true); } } else if (Gauge == "8mm") { difference () { cylinder(r = R(Core16mm), h = SocketSuper8H, center = true); } } } } module platter (pos = [0, 0, 0], PlatterD = 178) { VoidD = (PlatterD - CoreD) / 3; VoidX = floor(((PlatterD - CoreD) * 0.43) + CoreD); echo(VoidD); difference () { cylinder(r = R(PlatterD), h = PlatterThickness, center = true, $fn = 300); if (VoidD > 22) { for (i = [0 : 3]) { rotate([0, 0, i * 90]) translate([VoidX / 2, 0, 0]) cylinder(r = R(VoidD), h = PlatterThickness + 1, center = true, $fn = 100); } } } } module split_reel_16mm_A (Length = 120, Footage = 400, PlatterD = 178) { difference () { union () { difference () { platter(pos = [0, 0, 0], PlatterD = PlatterD); translate([0, 0, -0.5]) rotate([180, 0, 0]) rotate([0, 0, (5 * 3.75) / 2]) length_text("16mm", Length, Footage, PlatterD); } threaded_core([0, 0, (PlatterThickness / 2) + (6 / 2)], Gauge = "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, Footage = 400, PlatterD = 178) { difference () { union () { platter([0, 0, 0], PlatterD = PlatterD); socket_core([0, 0, (PlatterThickness / 2) + (Socket16mmH / 2)], Gauge = "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_8mm_A ( Length = 120, Footage = 400, PlatterD = 178) { BaseH = 4; NotchH = 2; NotchW = 21; difference () { union () { difference () { platter([0, 0, 0], PlatterD = PlatterD); translate([0, 0, -0.5]) rotate([180, 0, 0]) rotate([0, 0, (5 * 3.75) / 2]) length_text("8mm", Length, Footage, PlatterD); } threaded_core([0, 0, (PlatterThickness / 2) + (BaseH / 2)], Gauge = "8mm"); 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_8mm_B ( Length = 120, Footage = 400, PlatterD = 178) { difference () { union () { platter([0, 0, 0], PlatterD = PlatterD); socket_core([0, 0, (PlatterThickness / 2) + (SocketSuper8H / 2)], Gauge = "8mm"); } rotate([180, 0, 0]) scale([1.02, 1.02, 1]) { thread_8mm([0, 0, -13], 15); thread_8mm([0, 0, -13.1], 15); } } } //Length in meters module split_reel (Gauge = "16mm", Length = 120, Side = "A") { PlatterD = ceil((2 * sqrt(((Length * 1000) * FilmThicknessMM) / PI)) + (CoreD)); echo("PlatterD", PlatterD); Footage = Length == 120 ? 400 : Length == 60 ? 200 : Length == 30 ? 100 : round((Length * 1000) / (12 * 25.4)); if (Gauge == "16mm") { if (Side == "A") { split_reel_16mm_A(Length = Length, Footage = Footage, PlatterD = PlatterD); } else if (Side == "B") { split_reel_16mm_B(Length = Length, Footage = Footage, PlatterD = PlatterD); } } else if (Gauge == "8mm") { if (Side == "A") { split_reel_8mm_A(Length = Length, Footage = Footage, PlatterD = PlatterD); } else if (Side == "B") { split_reel_8mm_B(Length = Length, Footage = Footage, PlatterD = PlatterD); } } else { echo("Unrecognized Gauge:", Gauge); } } module buildPyramidalExtrude(height, maxOffset, nSlices){ heightIncrement = height / nSlices; offsetIncrement = maxOffset / (nSlices-1); for (i = [1 : nSlices]) { linear_extrude(height=i * heightIncrement) { offset(r = maxOffset - (i - 1) * offsetIncrement) { children(); } } } } module logo_test () { difference () { split_reel("16mm", 120, "B"); translate([-45, -48, -0.65]) scale([0.25, 0.25, 1]) { rotate([180, 0, 0]) buildPyramidalExtrude(.5, .25, 20) { import(file = "svg/logo.svg", center = true); } } } } PART = "16mm_120m_A"; if (PART == "16mm_120m_A") { split_reel("16mm", 120, "A"); } else if (PART == "16mm_120m_B") { split_reel("16mm", 120, "B"); } else if (PART == "8mm_120m_A") { split_reel("8mm", 120, "A"); } else if (PART == "8mm_120m_B") { split_reel("8mm", 120, "B"); } else if (PART == "16mm_60m_A") { split_reel("16mm", 60, "A"); } else if (PART == "16mm_60m_B") { split_reel("16mm", 60, "B"); } else if (PART == "8mm_60m_A") { split_reel("8mm", 60, "A"); } else if (PART == "8mm_120m_B") { split_reel("8mm", 60, "B"); } else if (PART == "16mm_30m_A") { split_reel("16mm", 30, "A"); } else if (PART == "16mm_30m_B") { split_reel("16mm", 30, "B"); } else if (PART == "8mm_30m_A") { split_reel("8mm", 30, "A"); } else if (PART == "8mm_30m_B") { split_reel("8mm", 30, "B"); }