opening_height = 7.84;
opening_depth = 7.88;
-openingcnr_dia = 2.75;
-opening_topprotr = 1.54;
+openingedge_dia = 1.34;
+opening_protrh = 1.8;
-gap = 0.25;
+pivot_x = 6;
+inside_len = 4;
-retain_empir_angle = 20;
-retain_empir_stalkw = 1.0;
-retain_rad = 1.5;
+pivoting_gap = 1;
-topprotr_rad = 0.35;
+outside_gap = 3;
+outside_len = 16;
+outend_height = 3;
-bot_overlap = 5;
-bot_w = 3;
+ourcirc_r = 0.5 / 2;
-handle_d = 2;
-handle_w = 8;
-handle_rh = 2;
-handle_rcut = 3;
+opening_protr_slop = 0.1;
-cutout_gap = 1.5;
+intooth_top_slop = 0.1;
+inside_h_xgap = 1;
// calculated
-ins_irad = openingcnr_dia/2 + gap;
-ins_orad = openingcnr_dia/2 + opening_height - gap;
-ins_th = ins_orad - ins_irad;
-
-handle_x0 = ins_irad;
-handle_h = bot_overlap + ins_th;
-handle_y0 = -ins_orad-bot_overlap;
-handle_y1 = handle_y0 + handle_h;
-
-handle_x1 = handle_x0 + bot_w + handle_w;
-
-module InsertSection(){
- 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);
+inside_h = opening_height/2 - opening_protrh - inside_h_xgap/2;
+
+Q0 = [ openingedge_dia/2,
+ openingedge_dia/2 + opening_height/2 ];
+
+P0 = [ pivot_x, pivoting_gap ];
+P4 = Q0 + [ -(openingedge_dia/2 + opening_protr_slop + ourcirc_r), 0 ];
+P3 = [ P4[0], Q0[1] - openingedge_dia/2 + opening_protrh
+ - intooth_top_slop - ourcirc_r ];
+P2 = P4 + [ -(inside_len - ourcirc_r*2), 0 ];
+P1 = [ P2[0], P3[1] - (inside_h + ourcirc_r*2) ];
+P9 = [ outside_len - ourcirc_r, outside_gap/2 + ourcirc_r ];
+P8 = P9 + [ 0, outend_height - ourcirc_r*2 ];
+
+module ExtrusionSect(){
+ cr = openingedge_dia/2;
+ toph = opening_height/2 + opening_protrh;
+
+ for (my=[0,1]) {
+ mirror([0,my]) {
+ translate(Q0) {
+ hull(){
+ circle(r=cr, $fn=20);
+ translate([-cr,10]) square([cr*2, 1]);
+ }
+ }
+ }
}
- translate([0, -ins_orad]) square([ins_irad+1, ins_th]);
- intersection(){
- translate([0.1,0.1]) mirror([1,1]) square([100,100]);
+ translate([-opening_depth, -toph]) {
difference(){
- circle(r= ins_orad);
- circle(r= ins_irad, $fn=20);
+ translate([-5,-5])
+ square([opening_depth+6, toph*2+10]);
+ square([opening_depth+2, toph*2]);
}
}
}
-module HandleSection(){
- difference(){
- hull(){
- translate([handle_x0, handle_y0])
- square([bot_w, handle_h]);
- for (y= [handle_y1 - handle_rh/2,
- handle_y1 - ins_th + handle_rh/2]) {
- translate([handle_x1 - handle_rh/2, y])
- circle(r= handle_rh/2, $fn=20);
- }
- }
- hull(){
- for (x= [handle_x0 + bot_w + handle_rcut/2,
- handle_x1 - handle_rh/2 - handle_rcut/2]) {
- translate([x, handle_y1])
- circle(r = handle_rcut/2, $fn=20);
- }
- }
- }
+module PsHull(ps) {
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]) circle(r=retain_rad, $fn=20);
-}
-
-module RetainCutout(){
- rotate(180-retain_empir_angle)
- translate([0,ins_orad]) {
- difference(){
- circle(r=retain_rad + cutout_gap, $fn=20);
- rotate(180 + retain_empir_angle/2)
- translate([0, -retain_empir_stalkw])
- square([100, retain_empir_stalkw*2]);
+ for (p = ps) {
+ translate(p)
+ circle(r = ourcirc_r, $fn=10);
}
}
-}
-
-module WithRetainSection(){
- difference(){
- InsertSection();
- RetainCutout();
- }
- HandleSection();
- RetainSection();
}
-module Demo(){
+module LeverSect(){
+ PsHull([P2,P3,P4]);
+ //PsHull([P5,P6,P7]);
difference(){
- InsertSection();
- RetainCutout();
+ PsHull([P0,P1,P2,//P5
+ ,P8,P9]);
}
- HandleSection();
- color("red") RetainSection();
}
-module Test(){
- linear_extrude(height=2) WithRetainSection();
+module Demo(){
+ color("white") ExtrusionSect();
+ LeverSect();
}
-//Demo();
-//WithRetainSection();
-Test();
+Demo();