// -*- C -*-
-opening_height = 7.84;
+opening_height = 7.84 - 0.3;
opening_depth = 7.88;
openingcnr_dia = 2.75;
-opening_topprotr = 1.54;
+opening_topprotr = 1.54 - 0.65;
gap = 0.25;
retain_empir_angle = 20;
-retain_empir_stalkw = 1.0;
-retain_rad = 1.5;
+retain_empir_stalkw = 0.8;
+retain_rad = 1.65;
+retain_empir_inward = 0.65;
+
+topprotr_rad = 0.35;
bot_overlap = 5;
bot_w = 3;
cutout_gap = 1.5;
+total_len = 35;
+retaining_len = 10;
+overret_gaplen = 5;
+
+overret_hch = 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]);
module RetainSection(){
rotate(180-retain_empir_angle)
- translate([0,ins_orad]) circle(r=retain_rad, $fn=20);
+ translate([0, ins_orad - retain_empir_inward])
+ circle(r=retain_rad, $fn=20);
}
-module RetainCutout(){
+module RetainCutout(gapping=false){
rotate(180-retain_empir_angle)
- translate([0,ins_orad]) {
+ translate([0, ins_orad - retain_empir_inward]) {
difference(){
circle(r=retain_rad + cutout_gap, $fn=20);
- rotate(180 + retain_empir_angle/2)
- square([100, retain_empir_stalkw]);
+ if (!gapping)
+ rotate(180 + retain_empir_angle/2)
+ translate([0, -retain_empir_stalkw])
+ square([100, retain_empir_stalkw*2]);
}
}
}
-difference(){
+module GappingSection(){
+ difference(){
+ InsertSection();
+ RetainCutout(true);
+ }
+ HandleSection();
+}
+
+module WithRetainSection(){
+ difference(){
+ InsertSection();
+ RetainCutout();
+ }
+ HandleSection();
+ RetainSection();
+}
+
+module BasicSection(){
InsertSection();
- RetainCutout();
+ HandleSection();
+}
+
+module Handle(){
+ bs0 = retaining_len + overret_gaplen;
+ bs1 = bs0 + overret_hch;
+ linear_extrude(height=total_len, convexity=100) GappingSection();
+ linear_extrude(height=retaining_len, convexity=100) WithRetainSection();
+ translate([0,0, bs1]) linear_extrude(height= total_len - bs1)
+ BasicSection();
+ translate([0,0, bs1+0.1]) mirror([0,0,1]) {
+ intersection_for (sl=[0,1]) {
+ multmatrix([[1,0,0,0],
+ [0,1,sl*0.65,0],
+ [0,0,1,0],
+ [0,0,0,1]])
+ linear_extrude(height= overret_gaplen+1, convexity=100)
+ BasicSection();
+ }
+ }
+}
+
+module Demo(){
+ difference(){
+ InsertSection();
+ RetainCutout();
+ }
+ HandleSection();
+ color("red") RetainSection();
}
-HandleSection();
-color("red") RetainSection();
+
+module Test(){
+ linear_extrude(height=2) WithRetainSection();
+}
+
+//Demo();
+//WithRetainSection();
+//BasicSection();
+//GappingSection();
+Test();
+//Handle();