finbox mold refactoring
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@ -42,6 +42,59 @@
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"show_curve_points": "false",
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"show_debug_layers": "false",
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"start": "[0, 0]"
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},
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"New set 2": {
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"$fn": "64",
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"base_extra_thickness": "40",
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"base_tickness": "8",
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"build_box": "false",
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"build_fin": "false",
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"build_mold": "true",
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"draw_profile": "false",
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"fin_back_angle": "20",
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"fin_back_height": "30",
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"fin_back_strength": "30",
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"fin_back_widthdraw": "20",
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"fin_base": "130",
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"fin_counter_angle": "30",
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"fin_counter_strength": "10",
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"fin_edge_angle": "30",
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"fin_edge_strength": "30",
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"fin_edge_withdraw": "20",
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"fin_end_angle": "110",
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"fin_end_strength": "30",
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"fin_height": "254",
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"fin_start_angle": "70",
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"fin_sweep": "25",
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"fin_thickness": "9",
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"fin_top_withdraw": "35",
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"fin_width": "270",
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"fin_width_tip": "5",
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"height": "25",
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"merge_holes_diameter": "6",
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"mirror_vec": "[1, 1, 0]",
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"mold_base_height": "10",
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"mold_extra_width": "15",
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"mold_part": "all",
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"mold_piston_height": "10",
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"mold_top_height": "5",
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"parts": "all",
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"pin_back": "9",
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"pin_depth": "16.399999999999999",
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"pin_dia": "3",
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"piston_depth": "5",
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"printable": "true",
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"render_drill_template": "false",
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"resin_escape_diameter": "4",
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"scale_factor": "1",
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"screw_dia": "4.5",
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"screw_pos": "9.5999999999999996",
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"show_curve_points": "false",
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"show_debug_layers": "false",
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"start": "[0, 0]",
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"tab_height": "13",
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"thick": "9.1999999999999993",
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"thick_cut": "1"
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}
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}
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}
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@ -62,7 +62,7 @@ fin_counter_strength = 10; // Length [Point 2]
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fin_width_tip = 5; // Width at the tip in mm
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fin_thickness = 10; // Thickness of the fin in mm
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fin_thickness = 9; // Thickness of the fin in mm
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fin_end_angle = 110;
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fin_end_strength = 30;
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@ -222,15 +222,18 @@ points = flatten([
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// *****************
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bez_end(end_point,75,40),
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]);
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profile_curve = translate_path( addBase(asCurve(points,32)),-fin_base/2,0 );
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//profile_curve = translate_path( asCurve(points,32),-fin_base/2,0 );
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//profile_curve = resample_path(translate_path( asCurve(points,32),-fin_base/2,0 ),64);
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assert(is_path_simple(profile_curve));
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profile_curve_with_base = translate_path( addBase(asCurve(points,32)),-fin_base/2,0 );
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profile = translate_path( asCurve(points,32),-fin_base/2,0 );
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//profile_curve_with_base = translate_path( asCurve(points,32),-fin_base/2,0 );
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//profile_curve_with_base = resample_path(translate_path( asCurve(points,32),-fin_base/2,0 ),64);
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assert(is_path_simple(profile_curve_with_base));
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if (show_curve_points)
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color("Blue")move_copies(profile_curve) circle($fn=16);
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color("Blue")move_copies(profile_curve_with_base) circle($fn=16);
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// Draw fin profile
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@ -238,60 +241,34 @@ if (draw_profile) {
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//left(425) drawProfile( points, true );
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layer0 = expandPath(profile_curve,-2);
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layer1 = expandPath(profile_curve,-8);
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layer2 = expandPath(profile_curve,-15);
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layer3 = expandPath(profile_curve,-30);
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layer4 = expandPath(profile_curve,-40);
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layer0 = expandPath(profile_curve_with_base,-2);
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layer1 = expandPath(profile_curve_with_base,-8);
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layer2 = expandPath(profile_curve_with_base,-15);
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layer3 = expandPath(profile_curve_with_base,-30);
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layer4 = expandPath(profile_curve_with_base,-40);
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back(10) showDebugPath(layer0);
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left(500) {
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color("Red") polygon(profile_curve);
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color("Red") polygon(profile_curve_with_base);
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up(10) polygon(layer0);
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up(20) color("Yellow") polygon(layer1);
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up(30) color("Brown") polygon(layer2);
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}
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layers = [profile_curve,layer0,layer1,layer2,layer3,layer4];
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layers = [profile_curve_with_base,layer0,layer1,layer2,layer3,layer4];
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left (800) color ("Green") polygon(profile_curve);
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left (800) color ("Green") polygon(profile_curve_with_base);
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left (1000) color ("Green") shell(10) polygon(profile_curve);
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left (1000) color ("Green") shell(10) polygon(profile_curve_with_base);
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}
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/**
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* Draws a profile based on Bezier path points with optional debug visualization.
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*
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* @param points - Array of points defining the Bezier path.
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* @param debug - Boolean flag to enable/disable debug visualization. Defaults to true.
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*
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* This module:
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* - Calculates the closest point on the Bezier path to a fixed point.
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* - Draws the Bezier path with debug information if debug is true.
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* - Optionally shows spheres at specific points for debugging (currently commented out).
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*/
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module drawProfile( points,debug = true ){
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debugPoint (start, "Start", "Red" );
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debugPoint (top_point, "Top", "Blue" );
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debugPoint (edge_point, "Edge", "Brown" );
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debugPoint (counter_edge_point, "Counter Edge", "Brown" );
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debugPoint (tail_point, "Tail", "Yellow" );
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debugPoint (end_point, "End", "Yellow" );
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//pt = [100,0];
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//pos = bezpath_closest_point(points, pt);
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//xy = bezpath_points(points,pos[0],pos[1]);
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debug_bezier(points, N=3,width=1.2);
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}
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// *****************
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// * Fin Drawing *
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// *****************
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@ -319,8 +296,18 @@ module buildCompletFin() {
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module buildBox() {
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left(80) xflip()
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finfit(fin_base+20, [1,1,0],false,false);
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left(80) {
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xflip() {
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finfit(fin_base+20, [1,1,0],false,false);
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}
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//up(20) tab_cut();
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}
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}
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module buildBoxMold() {
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zrot(-90) chinook_profile(fin_base+20);
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zrot(-90) up(-2) offset(chinook_profile(fin_base+20),delta=5);
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}
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@ -329,18 +316,21 @@ module buildBox() {
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*
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*/
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module buildMold() {
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moldContour = expandPath(profile_curve,mold_extra_width);
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showDebugPath(moldContour);
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moldHeight = 10;
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skirtHeight = 30;
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moldContour = expandPath(profile,mold_extra_width);
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buildMoldSkirt(skirtHeight,mold_extra_width,3);
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if (mold_part != "top") {
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difference() {
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union() {
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down(moldHeight) linear_extrude (moldHeight) polygon(moldContour); // bottom
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back(5) left(95) cube([20+10,25,moldHeight],anchor=BACK+TOP); // Box shell
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//back(5) left(95) cube([20+10,25,moldHeight],anchor=BACK+TOP); // Box shell
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up(5) color("Yellow") left(80) buildBoxMold();
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};
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buildCompletFin();
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}
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@ -371,11 +361,11 @@ module buildMold() {
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*/
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}
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module buildMoldSkirt( height,offset,thickness ) {
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outside = expandPath(profile_curve,offset);
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inside = expandPath(profile_curve,offset-thickness);
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outside = expandPath(profile,offset);
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inside = expandPath(profile,offset-thickness);
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down(height) {
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// Skirt
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linear_extrude (height) difference() {
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linear_extrude (height-thick/2) difference() {
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polygon(outside);
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polygon(inside);
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};
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@ -474,7 +464,7 @@ module buildDrillTemplate() {
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// *****************
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module bottomInsert() {
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debug=true;
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layer_profile = profile_curve;
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layer_profile = profile_curve_with_base;
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skin( [ layer_profile,expandPath(layer_profile,3) ], z=[0,piston_depth], slices=0 )
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up(OFFSET)
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buildFinSide(true)
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@ -486,7 +476,7 @@ module bottomInsert() {
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// *****************
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module topPiston() {
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debug=true;
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layer_profile = profile_curve;
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layer_profile = profile_curve_with_base;
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difference() {
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skin( [ layer_profile,expandPath(layer_profile,3) ], z=[0,piston_depth], slices=0 );
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down(OFFSET)
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@ -512,14 +502,14 @@ module buildFin( thickness ) {
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*/
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module buildFinSide(thickness,flip=false) {
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//profile_curve1 = subdivide_path (profile_curve,500);
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//profile_curve_with_base1 = subdivide_path (profile_curve_with_base,500);
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//if (false)
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mirror([0,0,flip ? 1 : 0])
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color(flip ? "Gray" : "LightGray")
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ellipse_extrude( thickness / 2 /*,height=2*/,center=false,twist=-7)
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//zrot(30)
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polygon( profile_curve);
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polygon( profile_curve_with_base);
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}
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module resin_escape(length) {
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@ -541,26 +531,9 @@ module drilling(){
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);
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}
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/*
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echo ("bez_begin([-50,0],[0,-20])",bez_begin([-50,0],[0,-20]));
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echo ("bez_begin([-50,0],[0,-20])",
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flatten([
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bez_begin([-50,0],[0,-20]),
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bez_end([-50,0],[0,-20])
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])
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);
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*/
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echo ("bez_tang([0,0],70,80)",bez_tang(counter_edge_point,60+180,30));
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echo ("point 1 ",points[8]);
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echo ("point 2",points[9]);
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echo ("point 3",points[10]);
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function addBase(path) = concat(path,[[fin_base,-base_extra_thickness],[0,-base_extra_thickness]]);
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// Function to create a parallel bezier curve offset by a given amount
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function offset_bezier_points(points, offset_distance, normal=[0,0,1]) =
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@ -604,7 +577,7 @@ function make_bezier_patch_from_curve(base_points, width, length_steps=32, width
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if (false) {
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//vnf = bezier_vnf(profile_curve, splinesteps=10);
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//vnf = bezier_vnf(profile_curve_with_base, splinesteps=10);
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/*
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vnf = make_bezier_patch_from_curve(points, width=10);
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@ -614,9 +587,9 @@ if (false) {
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}
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*/
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/*
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polygon(profile_curve);
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vnf2 =vnf_from_region(polygon(profile_curve));
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//vnf2 = vnf_from_polygons(profile_curve, fast=true);
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polygon(profile_curve_with_base);
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vnf2 =vnf_from_region(polygon(profile_curve_with_base));
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//vnf2 = vnf_from_polygons(profile_curve_with_base, fast=true);
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vnf_polyhedron(vnf2);
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*/
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@ -646,6 +619,33 @@ if (false) {
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}
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/**
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* Draws a profile based on Bezier path points with optional debug visualization.
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*
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* @param points - Array of points defining the Bezier path.
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* @param debug - Boolean flag to enable/disable debug visualization. Defaults to true.
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*
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* This module:
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* - Calculates the closest point on the Bezier path to a fixed point.
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* - Draws the Bezier path with debug information if debug is true.
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* - Optionally shows spheres at specific points for debugging (currently commented out).
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*/
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module drawProfile( points,debug = true ){
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debugPoint (start, "Start", "Red" );
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debugPoint (top_point, "Top", "Blue" );
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debugPoint (edge_point, "Edge", "Brown" );
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debugPoint (counter_edge_point, "Counter Edge", "Brown" );
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debugPoint (tail_point, "Tail", "Yellow" );
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debugPoint (end_point, "End", "Yellow" );
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//pt = [100,0];
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//pos = bezpath_closest_point(points, pt);
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//xy = bezpath_points(points,pos[0],pos[1]);
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debug_bezier(points, N=3,width=1.2);
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}
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132
lib/chinook.scad
132
lib/chinook.scad
@ -1,54 +1,79 @@
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module chinook(length,screw = true,pin=true)
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{
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difference()
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{
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base_cube(length);
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tab_cut();
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if (screw) screw_cut();
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back_round_cut(length);
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if (pin) pin_cut(length);
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thickness_cut(length, thick/2);
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thickness_cut(length, -thick/2);
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}
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}
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include <BOSL2/std.scad>;
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module finfit(base_length, mirror_vec,screw = true,pin=true)
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{
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front_offset = tab_length;
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length = base_length + tab_length;
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echo ("length:",length);
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mirror(mirror_vec)
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translate([0,-front_offset, 0])
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chinook( length, screw ,pin );
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translate([0,-front_offset, 0])
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chinook( length, screw ,pin );
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}
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module base_cube(BaseLength)
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module chinook(length,screw = true,pin=true,thick = 9.2,height=25,tab_height=13,)
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{
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difference()
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{
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base_cube( length, thick, height );
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tab_cut( thick ,height, tab_height );
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if (screw)
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screw_cut(tab_height);
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back_round_cut(length,thick,height);
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if (pin)
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pin_cut(length,tab_height);
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thickness_cut(length,height, thick/2);
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thickness_cut(length,height, -thick/2);
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}
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}
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module chinook_profile(length,thick = 9.2,height=25,tab_height=13,tab_round=13,tab_length=9.6*2)
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{
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difference(){
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rect(
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[height,length],
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rounding=[tab_round,0,0,0],
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anchor=BOTTOM+LEFT
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)
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{
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align(RIGHT+BOTTOM,inside=true,shiftout=0.1)
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rect( [ height-tab_height, tab_length+tab_round ],rounding=[0,tab_round-1,0,0] );
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}
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}
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//region(difference(shape1,shape2));
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}
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module base_cube( length,thick,height )
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{
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translate([0,0,-thick/2])
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cube(size=[height,
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BaseLength,
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thick],
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center=false);
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cube(
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size=[
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height,
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length,
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thick
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],
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center=false
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);
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}
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module tab_cut()
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module tab_cut( thick, height,tab_height,tab_round=13,tab_length=9.6*2 )
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{
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translate([tab_height,0,-thick/2*1.1])
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union()
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{
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translate([0,-thick,0])
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cube(size=[height,
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tab_length+thick,
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thick*1.1],
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cube(
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size=[height, tab_length+thick, thick*1.1],
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center=false);
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translate([tab_round,tab_length,0])
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cylinder(h=thick*1.1,
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r=tab_round,
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center=false);
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cylinder(h=thick*1.1,r=tab_round,center=false);
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}
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}
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module screw_cut()
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module screw_cut(tab_height,screw_pos=9.6,screw_dia=4.5)
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{
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translate([tab_height/2,screw_pos,0])
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rotate([0,90,0])
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@ -57,7 +82,7 @@ module screw_cut()
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center=true);
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}
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module back_round_cut(BaseLength)
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module back_round_cut(BaseLength,thick,height,tab_round=13)
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{
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translate([height-tab_round,
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BaseLength-tab_round,
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@ -74,25 +99,44 @@ module back_round_cut(BaseLength)
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}
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}
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module pin_cut(BaseLength)
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module pin_cut(BaseLength,tab_height,pin_dia=3, pin_back=9,pin_depth=16.4)
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{
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translate([pin_depth,
|
||||
BaseLength-pin_back,
|
||||
0])
|
||||
rotate([0,0,0])
|
||||
cylinder(h=tab_height*1.1,
|
||||
d=pin_dia,
|
||||
center=true);
|
||||
rotate([0,0,0])
|
||||
cylinder(
|
||||
h=tab_height*1.1,
|
||||
d=pin_dia,
|
||||
center=true
|
||||
);
|
||||
}
|
||||
|
||||
module thickness_cut(BaseLength, zOffset)
|
||||
module thickness_cut(BaseLength,height, zOffset,pin_depth=16.4, pin_back=9,thick_cut = 1 )
|
||||
{
|
||||
translate([pin_depth,
|
||||
BaseLength-pin_back,
|
||||
zOffset])
|
||||
rotate([0,0,45])
|
||||
cube(size=[pin_depth*2.2,
|
||||
height*3,
|
||||
thick_cut],
|
||||
center=true);
|
||||
translate([
|
||||
pin_depth,
|
||||
BaseLength-pin_back,
|
||||
zOffset])
|
||||
rotate([0,0,45])
|
||||
cube(
|
||||
size=[
|
||||
pin_depth*2.2,
|
||||
height*3,
|
||||
thick_cut
|
||||
],
|
||||
center=true
|
||||
);
|
||||
}
|
||||
|
||||
if (true) {
|
||||
|
||||
chinook(130+20);
|
||||
//up(5.2) left() color("Yellow")chinook_profile(130+20);
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
157
lib/finbox_us.scad
Normal file
157
lib/finbox_us.scad
Normal file
@ -0,0 +1,157 @@
|
||||
|
||||
include <BOSL2/std.scad>;
|
||||
include <BOSL2/beziers.scad>;
|
||||
|
||||
include <Round-Anything/polyround.scad>
|
||||
|
||||
|
||||
$fn=64;
|
||||
|
||||
OFFSET=0.01;
|
||||
|
||||
/**
|
||||
* US Box profile
|
||||
|
||||
* @param length - Length of the fin without the tab and back space
|
||||
*
|
||||
**/
|
||||
module boxProfileUS( length ,height=23, tabHeight = 8,tabLength = 20, backRounding = 8, backExtra = 10 ) {
|
||||
|
||||
|
||||
tabExtra = opp_ang_to_adj(height-tabHeight,45);
|
||||
points = [
|
||||
[ -tabLength , 0 ,1], // 0
|
||||
[ length+backExtra , 0 ,2], // 1
|
||||
[ length+backExtra , -height ,backRounding], // 2
|
||||
[ tabExtra , -height ,4], // 3
|
||||
[ 0 , -tabHeight ,4], // 4
|
||||
[ -tabLength , -tabHeight ,1] // 5
|
||||
];
|
||||
polygon(
|
||||
polyRound(points)
|
||||
);
|
||||
}
|
||||
|
||||
function profileUS( length,height=23,tabHeight = 8,tabLength = 20, backRounding = 8, backExtra = 10 ) = polyRound([
|
||||
[ -tabLength , 0 ,1], // 0
|
||||
[ length+backExtra , 0 ,2], // 1
|
||||
[ length+backExtra , -height ,backRounding], // 2
|
||||
[ opp_ang_to_adj(height-tabHeight,45) , -height ,4], // 3
|
||||
[ 0 , -tabHeight ,4], // 4
|
||||
[ -tabLength , -tabHeight ,1] // 5
|
||||
]);
|
||||
|
||||
|
||||
module usBox( length, height=23, thickness = 9, tabLength = 20,pinDiameter = 5,pinInset = 8, backExtra = 10,cutReduction = 0.5,screw_diameter=4.5,drill = true, color="Grey" ) {
|
||||
color(color) mirror_copy([0,0,1], offset=-OFFSET) difference() {
|
||||
linear_extrude ( height = thickness/2 ) boxProfileUS( length, tabLength = tabLength, height=height, backExtra=backExtra );
|
||||
// Thickness cut
|
||||
translate([length + backExtra + OFFSET,-OFFSET,thickness/2-cutReduction+OFFSET])
|
||||
thickness_cut( cutReduction , height );
|
||||
// Pin drill
|
||||
if (drill) translate([length+backExtra-pinInset,-height+pinInset,0]) color("Red")
|
||||
cyl(h=thickness*2,d=pinDiameter,$fn=32);
|
||||
|
||||
// Screw Cut
|
||||
if (drill) translate ([-tabLength/2,-height/2+OFFSET,0]) color ("Red") cyl( h=height, d=screw_diameter, orient=FRONT );
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
module usBoxMold( length, height=23, thickness = 9, moldThickness = 4,tabLength = 20,part = "bottom",skirtAngle=80 ) {
|
||||
|
||||
moldHeight = thickness + 2 * moldThickness;
|
||||
skirtHeight = 3 * thickness;
|
||||
deviation = opp_ang_to_adj (skirtHeight,skirtAngle); // Skirt devitation
|
||||
|
||||
baseInt = profileUS (length);
|
||||
baseExt = offset(baseInt,delta=moldThickness , chamfer=false, same_length=true );
|
||||
topInt = offset(baseInt,delta=deviation , chamfer=false, same_length=true );
|
||||
topExt = offset(baseInt,delta=deviation+moldThickness , chamfer=false, same_length=true );
|
||||
|
||||
union() {
|
||||
difference() {
|
||||
// Mold
|
||||
{
|
||||
if ( part == "bottom")
|
||||
down (moldHeight/2) linear_extrude(moldHeight)
|
||||
offset(r=moldThickness)
|
||||
boxProfileUS( length, height );
|
||||
if ( part == "top") {
|
||||
//baseInt = profileUS (length);
|
||||
//baseInt = profileUS (length);
|
||||
//topInt = offset(baseInt,delta=-deviation,chamfer=false,same_length=true);
|
||||
baseInt2 = offset(baseInt,delta=-moldThickness,chamfer=false,same_length=true);
|
||||
topInt2 = offset(baseInt,delta=deviation-moldThickness,chamfer=false,same_length=true);
|
||||
|
||||
difference(){
|
||||
skin([baseInt , topInt ],z=[0,skirtHeight],slices=0);
|
||||
skin([baseInt2 , topInt2 ],z=[thickness/2,skirtHeight+OFFSET],slices=0);
|
||||
}
|
||||
|
||||
/*
|
||||
down (moldHeight/2) linear_extrude(moldHeight)
|
||||
offset(r=moldThickness)
|
||||
boxProfileUS( length, height );
|
||||
*/
|
||||
}
|
||||
}
|
||||
// US Box to subtract
|
||||
usBox(length,height,drill=false,color="Red");
|
||||
|
||||
// Mask Top
|
||||
verticalMask =
|
||||
part == "bottom" ? 0 :
|
||||
part == "top" ? moldHeight :
|
||||
100;
|
||||
down( verticalMask )
|
||||
linear_extrude( moldHeight )
|
||||
offset( r = moldThickness*2 )
|
||||
boxProfileUS( length, height );
|
||||
}
|
||||
|
||||
if ( part == "bottom") {
|
||||
// offset is a function
|
||||
|
||||
//topInt = offset(baseInt,delta=deviation,chamfer=false,same_length=true);
|
||||
showSkirt = true;
|
||||
if (showSkirt) difference(){
|
||||
skin([baseExt,topExt],z=[0,skirtHeight],slices=0);
|
||||
skin([baseInt,topInt],z=[0,skirtHeight+OFFSET],slices=0);
|
||||
}
|
||||
}
|
||||
if ( part == "top") {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
//test = profileUS (100);
|
||||
//test2 = offset(test,30);
|
||||
//region1 =
|
||||
//region([test,test2]);
|
||||
//polygon(region1);
|
||||
|
||||
|
||||
|
||||
module thickness_cut(thickness,height) {
|
||||
color("Orange")
|
||||
linear_extrude(thickness)
|
||||
polygon([
|
||||
[0 , 0 ],
|
||||
[0 , -height ],
|
||||
[-height*2 , -height ]
|
||||
]);
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
//boxProfileUS( length= 188);
|
||||
|
||||
//usBox( 130,drill=false );
|
||||
usBoxMold( 130,part="top" );
|
||||
down(50) usBoxMold( 130,part="bottom" );
|
||||
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user