Surf-Fins-10inch.json

@@ -95,59 +95,6 @@
             "tab_height": "13",
             "thick": "9.1999999999999993",
             "thick_cut": "1"
-        },
-        "New set 3": {
-            "$fn": "64",
-            "base_extra_thickness": "20",
-            "base_tickness": "8",
-            "build_box": "false",
-            "build_fin": "false",
-            "build_mold": "true",
-            "draw_profile": "false",
-            "fin_back_angle": "20",
-            "fin_back_height": "30",
-            "fin_back_strength": "30",
-            "fin_back_widthdraw": "20",
-            "fin_base": "130",
-            "fin_counter_angle": "30",
-            "fin_counter_strength": "10",
-            "fin_edge_angle": "30",
-            "fin_edge_strength": "30",
-            "fin_edge_withdraw": "20",
-            "fin_end_angle": "110",
-            "fin_end_strength": "30",
-            "fin_height": "254",
-            "fin_start_angle": "70",
-            "fin_sweep": "25",
-            "fin_thickness": "9",
-            "fin_top_withdraw": "35",
-            "fin_width": "270",
-            "fin_width_tip": "5",
-            "height": "25",
-            "merge_holes_diameter": "6",
-            "mirror_vec": "[1, 1, 0]",
-            "mold_base_height": "10",
-            "mold_extra_width": "15",
-            "mold_part": "all",
-            "mold_piston_height": "10",
-            "mold_top_height": "5",
-            "parts": "all",
-            "pin_back": "9",
-            "pin_depth": "16.399999999999999",
-            "pin_dia": "3",
-            "piston_depth": "5",
-            "printable": "true",
-            "render_drill_template": "false",
-            "resin_escape_diameter": "4",
-            "scale_factor": "1",
-            "screw_dia": "4.5",
-            "screw_pos": "9.5999999999999996",
-            "show_curve_points": "false",
-            "show_debug_layers": "false",
-            "start": "[0, 0]",
-            "tab_height": "13",
-            "thick": "9.1999999999999993",
-            "thick_cut": "1"
         }
     }
 }

Surf-Fins-10inch.scad

@@ -12,10 +12,9 @@ include <DotScad/src/ellipse_extrude.scad>;
 include <DotScad/src/loft.scad>;
 
 include <scad-utils/morphology.scad>;
-include <common.scad>;
+include <common.scad>
 
 include <./lib/chinook.scad> // US Box
-include <./lib/finbox_us.scad> // US Box
 
 
 // https://github.com/BelfrySCAD/BOSL2/wiki/Tutorial-Beziers_for_Beginners
@@ -77,7 +76,7 @@ fin_back_strength=30;
 /* [Base Specs] */
 
 base_tickness=8; 
-base_extra_thickness=20;
+base_extra_thickness=40;
 
 
 // ---------------------*/
@@ -97,8 +96,6 @@ resin_escape_diameter   = 4;
 merge_holes_diameter = 6;
 piston_depth = 5;
 
-skirt_angle=80;
-
 // ---------------------*/
 /*        [US Box]        */
 // ---------------------*/
@@ -265,10 +262,13 @@ if (draw_profile) {
     left (800) color ("Green") polygon(profile_curve_with_base);
     
        left (1000) color ("Green") shell(10) polygon(profile_curve_with_base);
+    
 }    
 
 
 
+
+
 // *****************
 // *  Fin Drawing  *
 // *****************
@@ -290,13 +290,12 @@ if ( render_drill_template )    buildDrillTemplate();
 module buildCompletFin() {
     union(){
         buildFin( fin_thickness );
-        //buildBox();
+        buildBox();
     }
 }
 
 
 module buildBox() {
-    /*
     left(80) {
         xflip() {     
             finfit(fin_base+20, [1,1,0],false,false);
@@ -304,37 +303,14 @@ module buildBox() {
     
         //up(20) tab_cut();
     }
-    */
         
 }
 module buildBoxMold() {
-
+    zrot(-90) chinook_profile(fin_base+20);
-    // To be defined
+    zrot(-90) up(-2) offset(chinook_profile(fin_base+20),delta=5);
 }
 
 
-
-
-/**
- * Remove bottom part of the fin mold to let the box mold do the job
- *
- */
-module moldBottomMask(moldThickness = 3,height,angle) {
-
-    // Remove bottom part 
-    //color("Red") cube([fin_width,base_extra_thickness,80],anchor=BACK);
-    deviation = opp_ang_to_adj (height,angle);
-    //back(moldThickness)
-    back(-1)
-    down(OFFSET)
-    //up(2)
-    color ("Blue") prismoid(
-                size1=[fin_width/2*1.2, moldThickness*2], 
-                size2=[fin_width/2*1.2, moldThickness*2+ 2*deviation], 
-                h=height+OFFSET*2 
-            );
-}
-
 /**
  * Build mold
  * 
@@ -347,48 +323,18 @@ module buildMold() {
     moldContour =  expandPath(profile,mold_extra_width);
     buildMoldSkirt(skirtHeight,mold_extra_width,3);
     
-    // Bottom Mold
     if (mold_part != "top") {
-    
-        // Fin mold
         difference() {
             union() {
                 down(moldHeight) linear_extrude (moldHeight) polygon(moldContour);  // bottom 
                 //back(5) left(95) cube([20+10,25,moldHeight],anchor=BACK+TOP);          // Box shell
-                difference() {
-                    skirt( profile, moldThickness = 3 , angle = skirt_angle, moldDeep = fin_thickness );
-                    moldBottomMask(height=fin_thickness * 3,angle=skirt_angle);
                 
-                    
+                up(5) color("Yellow") left(80) buildBoxMold();
-                    //
-                    //moldJunctionMask(height=fin_thickness * 3,angle=skirt_angle);
-                }
                 
             };
-            // Remove Fin
             buildCompletFin();
         }
-        // Box mold
-        assert (fin_base,"fin_base missing");
-        echo ("fin_base----------",fin_base);
-        //          left(80) finBoxMold( length = 130, finLength = fin_base );
-        //diff() {
-        difference() {
-            left(80) finBoxMold( fin_base+30,skirtAngle = skirt_angle );
-            
-            // Remove junction between skirt
-            //tag("remove")
-            moldJunctionMask(height=fin_thickness * 3,angle=skirt_angle);
-            //tag("remove")        
-            buildCompletFin();       
     }
-        //moldJunctionMask(height=fin_thickness * 3,angle=skirt_angle);
-        
-        
-        
-    }
-    
-    up(50) buildCompletFin();
     
     //left(300) linear_extrude (skirtHeight) polygon(moldSkirtRegion);
     /*
@@ -414,24 +360,6 @@ module buildMold() {
         }      
     */    
 }
-
-module moldJunctionMask(moldThickness = 3,height,angle){
-
-    deviation = opp_ang_to_adj (height,angle);
-    right(moldThickness)
-    left(moldThickness/2)
-    down(OFFSET)
-    //fwd(60)
-    //back(moldThickness*2-0.5)
-    back(moldThickness*1.2-OFFSET )
-        color("Red") 
-            prismoid(
-                size1=[fin_width/2-1.5*moldThickness, moldThickness*3+2*OFFSET], 
-                size2=[fin_width/2+1*deviation+0*moldThickness, /*moldThickness/2*/moldThickness * 3+deviation], 
-                h=height+OFFSET*3 
-            );
-}
-
 module buildMoldSkirt( height,offset,thickness ) {
     outside = expandPath(profile,offset);
     inside = expandPath(profile,offset-thickness);

common.scad

@@ -122,11 +122,9 @@ module print_path_points(path) {
  * Expand path 
  *
  * @param path - Original path
- * @param delta - distance to expand
+ * param delta - distance to expand
- *
- * Keep the same number of points
  */
-function expandPath( path, delta ) = 
+function expandPath(path,delta) = 
         offset(
             deduplicate(path),
             delta=delta,
@@ -155,29 +153,3 @@ function layerHeights(n, fin_thickness) =
         layer_height = fin_thickness / (n - 1)
     )
     [ for (i = [0 : n-1]) i * layer_height ];
-
-/**
- * Make a skirt around a profile
- *
- * @param profile       - Path ot the mold
- * @param moldThickness - Thickness of the mold
- * @param angle         - Angle of the skirt starting from flat angle
- * @param moldDeep      - Mold deep. Normally height of the skirt should be 3 times the thickness of the model
- * @param side          - Bottom or top part of the mold
- *
- */ 
-module skirt( profile, moldThickness, angle, moldDeep, side = "bottom", heightFactor = 3 ) {
-    deviation = opp_ang_to_adj (height,angle);
-    skirtHeight = heightFactor * moldDeep;
-    if ( side == "bottom" ) {
-        lowInt  = profile;
-        lowExt  = expandPath( lowInt    , moldThickness  );
-        highInt = expandPath( lowInt    , deviation  );
-        highExt = expandPath( lowInt    , deviation + moldThickness  );
-        difference(){
-            skin([lowExt   , highExt   ], z=[0                          , skirtHeight]          , slices=0);
-            skin([lowInt   , highInt   ], z=[-OFFSET   , skirtHeight+OFFSET]   , slices=0);
-        }            
-    }
-}    
-    

lib/chinook.scad

@@ -129,6 +129,13 @@ module thickness_cut(BaseLength,height, zOffset,pin_depth=16.4, pin_back=9,thick
             );
 }
 
+if (true) {
+   
+   chinook(130+20); 
+   //up(5.2) left() color("Yellow")chinook_profile(130+20); 
+
+
+}
 
 
 

lib/finbox_us.scad

@@ -60,8 +60,6 @@ module usBox( length, height=23, thickness = 9, tabLength = 20,pinDiameter = 5,p
 
 module usBoxMold( length, height=23, thickness = 9, moldThickness = 4,tabLength = 20,part = "bottom",skirtAngle=80 ) {
 
-//assert(length == 130,"Not 130");
-
     moldHeight = thickness + 2 * moldThickness;
     skirtHeight = 3 * thickness;
     deviation = opp_ang_to_adj (skirtHeight,skirtAngle);    // Skirt devitation
@@ -88,7 +86,7 @@ module usBoxMold( length, height=23, thickness = 9, moldThickness = 4,tabLength
                     
                     difference(){
                         skin([baseInt   , topInt    ],z=[0,skirtHeight],slices=0);
-                        skin([baseInt2  , topInt2   ],z=[thickness/2+moldThickness,skirtHeight+OFFSET],slices=0);
+                        skin([baseInt2  , topInt2   ],z=[thickness/2,skirtHeight+OFFSET],slices=0);
                     }
                     
                     /*    
@@ -129,15 +127,6 @@ module usBoxMold( length, height=23, thickness = 9, moldThickness = 4,tabLength
     
 }
 
-module finBoxMold( length, finLength=-1, skirtAngle = 80, part="bottom") {
-
-    assert (finLength,"Missing 'finLength' parameter in finBoxMold module");
-    //if (part=="bottom") {
-    usBoxMold( length,part=part,skirtAngle=skirtAngle );
-    //}
-    
-}
-
 //test = profileUS (100);
 //test2 = offset(test,30);
 //region1 = 
@@ -162,10 +151,7 @@ module thickness_cut(thickness,height) {
 //boxProfileUS( length= 188);
 
 //usBox( 130,drill=false );
-//usBoxMold( 130,part="top" );
+usBoxMold( 130,part="top" );
-
+down(50) usBoxMold( 130,part="bottom" );
-
-
-//down(50) usBoxMold( 130,part="bottom" );