retain_stalk_len = 8.0;
retain_stalk_h = 1.5;
retain_bend_gap = 2.0;
-retain_empir_angle = -25;
-retain_pushmore_adj = 0.45;
+retain_empir_angle = -10;
+retain_pushmore_adj = 0.0;
hgap_empir_adjust = -0.5 -2.50;
topprotr_rad = 0.35;
-bot_overlap = 5;
+bot_overlap = 4;
bot_w = 3;
handle_w = 10;
cutout_gap = 1.5;
total_len = 40;
+retain_len = 8;
basics_len = 8;
overret_hch = 5;
+peg_width_slop = 0.5;
+peg_inner_thick = 1.0;
+
+peg_wedge_less = 1.0;
+peg_wedge_more = 1.0;
+
// calculated
ins_irad = openingcnr_dia/2 + gap;
overret_gaplen = retain_cutout_h / cos(retain_empir_angle);
-retaining_len = total_len - overret_gaplen - basics_len * 2;
-echo(retaining_len);
+peg_width = retain_stalk_len -
+ (handle_x0 - retain_mxy[0]) / cos(retain_empir_angle)
+ - peg_width_slop;
+
+peg_height = retain_cutout_h - (retain_rad + retain_stalk_h)
+ + retain_pushmore_adj;
+
+retain1_len = retain_len + retain_stalk_len;
+retain1_base = total_len - retain1_len;
+
+peg_len = retain_len;
module InsertSection(){
hull(){
}
}
+module PegSection(delta){
+ hull(){
+ translate([0, -delta/2])
+ square([0.1,
+ peg_height + delta]);
+ translate([peg_width - 0.1,
+ peg_height/2 - peg_inner_thick/2])
+ square([0.1, peg_inner_thick]);
+ }
+}
+
+module PegSectionForDemo(delta){
+ translate(retain_mxy)
+ rotate(retain_empir_angle)
+ translate([retain_stalk_len - peg_width - peg_width_slop/2,
+ retain_stalk_h - retain_pushmore_adj])
+ PegSection(delta);
+}
+
module RetainCutout(gapping=false){
translate(retain_mxy) {
rotate(retain_empir_angle) {
HandleSection();
}
-module Handle(){
- bs0 = retaining_len + overret_gaplen + basics_len;
- bs1 = bs0 + overret_hch;
- linear_extrude(height=total_len, convexity=100) GappingSection();
+module PegSectionSlice(lambda) {
+ delta = peg_wedge_more * (1-lambda) + -peg_wedge_less * lambda;
+ z = peg_len * lambda;
+ translate([0,0, z])
+ linear_extrude(height=0.1)
+ PegSection(delta);
+}
- translate([0,0, basics_len]) {
- intersection(){
- linear_extrude(height=retaining_len, convexity=100)
- WithRetainSection();
- translate([retain_mxy[0], retain_mxy[1], 0])
- rotate([0,0, retain_empir_angle])
- translate([retain_stalk_len, -30, 0])
- multmatrix([[1,0,-1,0],
- [0,1,0,0],
- [0,0,1,0],
- [0,0,0,1]])
- cube([50, 60, 50]);
+module Peg(){
+ iters = 20;
+ for (i = [0 : iters-1]) {
+ lambda = i/iters;
+ hull(){
+ PegSectionSlice(lambda);
+ PegSectionSlice(lambda + 1/iters);
}
}
+}
- for (z= [0, bs1]) {
- translate([0,0, z])
- linear_extrude(height= basics_len)
- BasicSection();
- }
+module PegPrintL(){
+ rotate([0,-90,0]) Peg();
+}
+
+module PegPrintR(){
+ mirror([1,0,0]) PegPrintL();
+}
+
+module Handle(){
+ bs1 = retain_len + overret_gaplen + 4;
+
+ translate([0,0,0])
+ linear_extrude(height= retain_len)
+ WithRetainSection();
+
+ translate([0,0, bs1])
+ linear_extrude(height= basics_len)
+ BasicSection();
translate([0,0, bs1+0.1]) mirror([0,0,1]) {
intersection_for (sl=[0,1]) {
BasicSection();
}
}
+
+ linear_extrude(height=total_len, convexity=100) GappingSection();
+
+ translate([0,0, retain1_base]) {
+ intersection(){
+ linear_extrude(height=retain1_len, convexity=100)
+ WithRetainSection();
+ translate([retain_mxy[0], retain_mxy[1], 0])
+ rotate([0,0, retain_empir_angle])
+ translate([retain_stalk_len, -30, 0])
+ multmatrix([[1,0,-1,0],
+ [0,1,0,0],
+ [0,0,1,0],
+ [0,0,0,1]])
+ cube([50, 60, 50]);
+ }
+ }
}
module Demo(){
color("red") translate([0,0,-3]) BasicSection();
color("blue") translate([0,0,3]) WithRetainSection();
+ color("orange") translate([0,0,7]) PegSectionForDemo(0);
}
module Test(){
}
}
+module PegTestKit(){
+ PegPrintL();
+ translate([2,0,0]) PegPrintR();
+ translate([0,-2,0])
+ linear_extrude(height=retain_len, convexity=100) WithRetainSection();
+}
+
//Demo();
//HandleSection();
//InsertSection();
//WithRetainSection();
//BasicSection();
//GappingSection();
-Test();
+//Test();
+//Peg();
+//PegPrintR();
+PegTestKit();
//Demo();
//Handle();