// -*- C -*-
-opening_height = 7.84;
+opening_height = 7.84 - 0.3;
opening_depth = 7.88;
openingcnr_dia = 2.75;
opening_topprotr = 1.54;
gap = 0.25;
+retain_empir_angle = 20;
+retain_empir_stalkw = 0.8;
+retain_rad = 1.65;
+retain_empir_inward = 0.65;
+
+topprotr_rad = 0.35;
+
bot_overlap = 5;
bot_w = 3;
handle_rh = 2;
handle_rcut = 3;
+cutout_gap = 1.5;
+
// calculated
ins_irad = openingcnr_dia/2 + gap;
handle_x1 = handle_x0 + bot_w + handle_w;
module InsertSection(){
- translate([-ins_orad, 0]) square([ins_th, opening_topprotr]);
+ hull(){
+ translate([-ins_orad, 0]) square([ins_th, 0.1]);
+ translate([-ins_irad - topprotr_rad,
+ opening_topprotr - topprotr_rad])
+ circle(r=topprotr_rad, $fn=10);
+ }
translate([0, -ins_orad]) square([ins_irad+1, ins_th]);
intersection(){
translate([0.1,0.1]) mirror([1,1]) square([100,100]);
}
}
}
+ hull(){
+ for (y= [handle_y1 - handle_rh/2,
+ handle_y1 - 3*handle_rh/2])
+ translate([handle_x1 - handle_rh/2, y])
+ circle(r = handle_rh/2, $fn=20);
+ }
+}
+
+module RetainSection(){
+ rotate(180-retain_empir_angle)
+ translate([0, ins_orad - retain_empir_inward])
+ circle(r=retain_rad, $fn=20);
+}
+
+module RetainCutout(gapping=false){
+ rotate(180-retain_empir_angle)
+ translate([0, ins_orad - retain_empir_inward]) {
+ difference(){
+ circle(r=retain_rad + cutout_gap, $fn=20);
+ if (!gapping)
+ rotate(180 + retain_empir_angle/2)
+ translate([0, -retain_empir_stalkw])
+ square([100, retain_empir_stalkw*2]);
+ }
+ }
+}
+
+module GappingSection(){
+ difference(){
+ InsertSection();
+ RetainCutout(true);
+ }
+ HandleSection();
+}
+
+module WithRetainSection(){
+ difference(){
+ InsertSection();
+ RetainCutout();
+ }
+ HandleSection();
+ RetainSection();
+}
+
+module BasicSection(){
+ InsertSection();
+ HandleSection();
+}
+
+module Demo(){
+ difference(){
+ InsertSection();
+ RetainCutout();
+ }
+ HandleSection();
+ color("red") RetainSection();
+}
+
+module Test(){
+ linear_extrude(height=2) WithRetainSection();
}
-InsertSection();
-HandleSection();
+//Demo();
+WithRetainSection();
+//BasicSection();
+//GappingSection();
+//Test();