269 lines
11 KiB
OpenSCAD
269 lines
11 KiB
OpenSCAD
include <./common/common.scad>;
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PlateZ = 1.3 + 1;
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PlateX = 35.1;
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PlateY = 30.1;
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FrontPlateVoidX = 14.2;
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FrontPlateVoidY = 12.9;
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BackPlateVoidX = 10.77;
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BackPlateVoidY = 8.71;
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FrontPlateClearanceX = 10.5;
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FrontPlateSpacerX = 17;
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FrontPlateSpacerZ = 0.5;
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PerfSpacingX = 12.1;
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PerfSpacingY = 22.75;
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AlignmentX = 13.2;
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AlignmentSpacingY = 22.7;
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PlateBoltSpacingY = 14;
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PlateBoltX = 2.58;
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BoltD = 2.55;
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AlignmentD = 2;
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Standard16OffsetY = 0.75;
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Super16X = 12.4;
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Super16Y = 7.5;
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module perf_void (pos = [0, 0, 0]) {
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translate(pos) cube([2.5, 1.99, 10], center = true);
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}
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module perfs_void () {
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perf_void([PerfSpacingX / 2, PerfSpacingY / 2 + Standard16OffsetY, 0]);
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perf_void([-PerfSpacingX / 2, PerfSpacingY / 2 + Standard16OffsetY, 0]);
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perf_void([PerfSpacingX / 2, -PerfSpacingY / 2 + Standard16OffsetY, 0]);
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perf_void([-PerfSpacingX / 2, -PerfSpacingY / 2 + Standard16OffsetY, 0]);
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}
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module front_plate_void (pos = [0, 0, 0]) {
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translate(pos) {
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//large void
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cube([FrontPlateVoidX + 1.5, FrontPlateVoidY, PlateZ + 1], center = true);
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//film Clearance
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film_clearance_void([0, 0, -1 ]);
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//perfs
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perfs_void();
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}
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}
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module front_plate () {
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difference () {
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union () {
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rounded_cube([PlateX, PlateY, PlateZ], d = 2, $fn = 25, center = true);
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//front plate spacer
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translate([-(PlateX / 2) + (FrontPlateSpacerX / 2), 0, (-PlateZ / 2) - (FrontPlateSpacerZ / 2)]) cube([FrontPlateSpacerX, PlateY, FrontPlateSpacerZ], center = true);
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}
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front_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -0.2]);
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film_entry_bevel([0, (PlateY / 2) + 0.25, -1.5]);
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film_entry_bevel([0, (-PlateY / 2) - 0.25, -1.5]);
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//corners
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translate([(-PlateX / 2), (PlateY / 2) - 0.8, 0]) rotate([0, 0, 35]) cube([7.1 * 2, 7.1, PlateZ + 2], center = true);
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translate([(-PlateX / 2), (-PlateY / 2) + 0.8, 0]) rotate([0, 0, -35]) cube([7.1 * 2, 7.1, PlateZ + 2], center = true);
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//bolts
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translate([(-PlateX / 2) + PlateBoltX, PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
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translate([(-PlateX / 2) + PlateBoltX, -PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
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//alignment rod voids
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translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, 0]) cylinder(r = R(AlignmentD + 0.25), h = 10, center = true , $fn = 30);
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translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, 0]) cylinder(r = R(AlignmentD + 0.25), h = 10, center = true , $fn = 30);
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//gate bolt void
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translate([-6, 0, 0]) cylinder(r = R(BoltD), h = 20, center = true, $fn = 40);
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translate([-6, 0, 10]) cylinder(r = R(4.5), h = 20, center = true, $fn = 40);
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}
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}
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module text_void (string = "example", pos = [0, 0, 0], rot = [0, 0, 0], letter_size = 5, letter_height = 2) {
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translate(pos) rotate(rot) linear_extrude(height = letter_height) {
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text(string, size = letter_size, font = "Liberation Sans", halign = "center", valign = "center", $fn = 16);
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}
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}
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module gate_mask_text (format = "") {
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if (format == "standard16") {
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text_void("16mm", pos= [11.5, 0, -3], rot = [90, 0, 90], letter_size = 4);
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} else if (format == "super16") {
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text_void("super16", pos= [11.5, 0, -4], rot = [90, 0, 90], letter_size = 4);
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}
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}
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module gate_mask_slide (pos = [0, 0, 0], pad = 0.0, format = "") {
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Z = -1;
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GuideAdjust = -1.5;
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FormatBevelY = format == "super16" ? 5 : 5.5;
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translate(pos) {
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difference () {
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union () {
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translate([0, 0, Z]) cube([20, FrontPlateVoidY + pad, PlateZ + 2], center = true);
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translate([-8, 0, Z]) cube([20, 8 + pad, PlateZ + 2], center = true);
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intersection () {
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translate([0, 0, Z]) cube([20, 100, PlateZ + 2], center = true);
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union () {
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translate([0, FrontPlateVoidY / 2 + GuideAdjust, Z]) rotate([45, 0, 0]) cube([20, PlateZ + 2 + pad, PlateZ + 2 + pad], center = true);
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translate([0, -FrontPlateVoidY / 2 - GuideAdjust, Z]) rotate([45, 0, 0]) cube([20, PlateZ + 2 + pad, PlateZ + 2 + pad], center = true);
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}
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}
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if (format != "") {
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translate([(20 / 2) + 0.1, 0, -3.5]) rotate([0, 90, 0]) rounded_cube([PlateZ + 2 + 5, FrontPlateVoidY + 8, 2], d = 2, $fn = 20, center = true);
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}
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}
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// difference
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if (format != "") {
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//alignment
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translate([-14.5, 0, 0]) {
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cylinder(r = R(BoltD), h = 20, center = true, $fn = 40);
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translate([0, 0, -3.5]) scale([2.5/3,2.5/3,1]) m3_nut();
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}
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gate_mask_text(format);
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difference () {
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film_clearance_void([0, 0, 1 + 0.2]);
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if (format == "standard16" || format == "super16") {
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difference () {
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cube([BackPlateVoidX + 10, BackPlateVoidY + 6, 10], center = true);
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translate([0, BackPlateVoidY / 2 + FormatBevelY, 4.5]) rotate([-20, 0, 0]) cube([FrontPlateClearanceX + 3, 10, 10], center = true);
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translate([0, -BackPlateVoidY / 2 - FormatBevelY, 4.5]) rotate([20, 0, 0]) cube([FrontPlateClearanceX + 3, 10, 10], center = true);
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}
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}
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}
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}
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if (format == "standard16") {
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translate([0, 0, 0]) {
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cube([BackPlateVoidX, BackPlateVoidY, 10], center = true);
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translate([0, 0, -4.5]) trap_cube(height = 5, top_x = BackPlateVoidX, top_y = BackPlateVoidY, bottom_x = BackPlateVoidX + 5, bottom_y = BackPlateVoidY + 5, wall_thickness = 50);
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}
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} else if (format == "super16") {
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translate([(-BackPlateVoidX / 2) + (Super16X / 2), 0, 0]) {
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cube([Super16X, Super16Y, 10], center = true);
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translate([0, 0, -4.5]) trap_cube(height = 5, top_x = Super16X, top_y = Super16Y, bottom_x = Super16X + 5, bottom_y = Super16Y + 5, wall_thickness = 50);
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}
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}
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}
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//translate([0, 0, -5]) trap_cube(height = 5, top_x = BackPlateVoidX, top_y = BackPlateVoidY, bottom_x = BackPlateVoidX + 5, bottom_y = BackPlateVoidY + 5, wall_thickness = 50);
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}
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}
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module gate_mask_slide_standard16 (pos = [0, 0, 0]) {
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gate_mask_slide(pos, pad = 0.0, format = "standard16");
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}
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module gate_mask_slide_super16 (pos = [0, 0, 0]) {
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gate_mask_slide(pos, pad = 0.0, format = "super16");
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}
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module film_clearance_void (pos = [0, 0, 0]) {
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Z = -0.5;
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$fn = 30;
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translate(pos) {
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difference () {
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union () {
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//film clearance
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cube([FrontPlateClearanceX, PlateY + 1, PlateZ], center = true);
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//bevels
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intersection () {
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union () {
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translate([FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
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translate([-FrontPlateClearanceX / 2, 0, 0]) rotate([0, 45, 0]) cube([2, PlateY + 1, 2], center = true);
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}
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cube([FrontPlateClearanceX + 40, PlateY + 1, PlateZ], center = true);
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}
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}
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translate([(FrontPlateClearanceX / 2) + 1.2, 0, 1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
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translate([(-FrontPlateClearanceX / 2) - 1.2, 0, 1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
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translate([(FrontPlateClearanceX / 2) + 1.2, 0, -1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
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translate([(-FrontPlateClearanceX / 2) - 1.2, 0, -1]) rotate([90, 0, 0]) cylinder(r = R(2), h = PlateY + 2, center = true);
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}
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}
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}
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module film_entry_bevel (pos = [0, 0, 0]) {
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$fn = 50;
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D = 4;
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Offset = 2.2;
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translate(pos) difference() {
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cube([40, 5, 5], center = true);
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translate([0, Offset, Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
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translate([0, -Offset, Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
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translate([0, Offset, -Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
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translate([0, -Offset, -Offset]) rotate([0, 90, 0]) cylinder(r = R(D), h = 40 + 1, center = true);
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}
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}
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module back_plate_void (pos = [0, 0, 0]) {
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translate(pos) {
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//large void
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translate([(PlateX / 2) - (20 / 2) - (FrontPlateVoidX / 2) , 0, 0]) {
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cube([20, FrontPlateVoidY + 0.2, 10], center = true);
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gate_mask_slide( pad = 0.2);
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}
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//film clearance
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film_clearance_void([0, 0, 1 + 0.2]);
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//perfs
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perfs_void();
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}
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}
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module back_plate () {
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RodZ = 4;
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ExtraPlateZ = 1;
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difference () {
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union () {
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rounded_cube([PlateX, PlateY, PlateZ], d = 2, $fn = 25, center = true);
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translate([0, 0, -(PlateZ / 2) - (ExtraPlateZ / 2)]) rounded_cube([PlateX, PlateY, 2], d = 2, $fn = 25, center = true);
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}
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back_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, 0]);
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//corners
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translate([(-PlateX / 2), (PlateY / 2) - 0.8, 0]) rotate([0, 0, 35]) cube([7.1 * 2, 7.1, 10], center = true);
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translate([(-PlateX / 2), (-PlateY / 2) + 0.8, 0]) rotate([0, 0, -35]) cube([7.1 * 2, 7.1, 10], center = true);
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//bolts
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translate([(-PlateX / 2) + PlateBoltX, PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
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translate([(-PlateX / 2) + PlateBoltX, -PlateBoltSpacingY / 2, 0]) cylinder(r = R(BoltD), h = 10, center = true , $fn = 30);
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film_entry_bevel([0, (PlateY / 2) + 0.25, 1.5]);
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film_entry_bevel([0, (-PlateY / 2) - 0.25, 1.5]);
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}
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//alignment rods
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translate([(-PlateX / 2) + AlignmentX, AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(AlignmentD), h = RodZ, center = true , $fn = 30);
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translate([(-PlateX / 2) + AlignmentX, -AlignmentSpacingY / 2, RodZ / 2]) cylinder(r = R(AlignmentD), h = RodZ, center = true , $fn = 30);
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}
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module debug () {
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front_plate();
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translate([0, 0, -8]) back_plate();
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//gate_mask_slide_standard16([(PlateX / 2) - (FrontPlateVoidX / 2) - 1.9 + 20, 0, -8]);
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//gate_mask_slide_super16([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, -3]);
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//front_plate_void([(PlateX / 2) - (FrontPlateVoidX / 2) - 2.41, 0, 0]);
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film_clearance_void([0, 0, 15]);
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translate([8, 0, -1.5]) cube([16, 50, 0.1], center = true);
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}
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PART="front_plate";
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if (PART == "front_plate") {
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rotate([0, 180, 0]) front_plate();
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} else if (PART == "back_plate") {
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back_plate();
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} else if (PART == "gate_mask_slide") {
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rotate([0, 90, 0]) gate_mask_slide();
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} else if (PART == "gate_mask_slide_standard16") {
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rotate([0, 90, 0]) gate_mask_slide_standard16();
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} else if (PART == "gate_mask_slide_super16") {
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rotate([0, 90, 0]) gate_mask_slide_super16();
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} else {
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debug();
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} |