pivot_x = 6;
inside_len = 4;
-pivoting_gap = 1;
+pivoting_gap = 0.1;
outside_gap = 3;
outside_len = 16;
outside_pushh = 4;
outside_pushslope = 1.4;
+outside_push_inadj = 0.82;
ourcirc_r = 0.5 / 2;
intooth_top_slop = 0.1;
inside_h_xgap = 1;
+pivot_r = 2;
+pivot_slop = 0.25;
+
+width = 5;
+
// calculated
inside_h = opening_height/2 - opening_protrh - inside_h_xgap/2;
P0 = [ pivot_x, pivoting_gap ];
P4 = Q0 - p4p5d;
-P3 = [ P4[0], Q0[1] - openingedge_dia/2 + opening_protrh
- - intooth_top_slop - ourcirc_r ];
+P3t = [ 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) ];
+P1 = [ P2[0], P3t[1] - (inside_h + ourcirc_r*2) ];
P9 = [ outside_len - ourcirc_r, outside_gap/2 + ourcirc_r ];
P8 = P9 + [ 0, outend_height - ourcirc_r*2 ];
P5 = Q0 + p4p5d;
-P6 = P5 + [ 0, outside_pushh - ourcirc_r*2 ];
-P7 = [ P6[0] + (P6[1] - P1[1]) / outside_pushslope,
- P1[1] ];
+
+P6t = P5 + [ 0, outside_pushh - ourcirc_r*2 ];
+P7t = [ P6t[0] + (P6t[1] - P1[1]) / outside_pushslope,
+ P1[1] ];
+
+outside_push_inadj_slope = (P3t[1]-P4[1]) / (P6a[1]-P5[1]);
+
+P3a = P3t + [ -outside_push_inadj, 0 ];
+P6a = P6t + [ -outside_push_inadj, 0 ];
+P7a = [ P6a[0] + (P6a[1] - P1[1]) / outside_pushslope,
+ P1[1] ];
module ExtrusionSect(){
cr = openingedge_dia/2;
}
}
-module LeverSect(){
+module LeverSect(inadj=false){
+ P3 = inadj ? P3a : P3t;
+ diag = inadj ? 0 : atan(outside_push_inadj_slope);
PsHull([P2,P3,P4]);
- PsHull([P5,P6,P7]);
difference(){
PsHull([P0,P1,P2,P5,P8,P9]);
translate(Q0) {
- hull(){
- circle(r=edge_or, $fn=20);
- translate([0,10]) circle(r=edge_or, $fn=20);
+ rotate(diag){
+ hull(){
+ circle(r=edge_or, $fn=20);
+ translate([0,10]) circle(r=edge_or, $fn=20);
+ }
}
}
}
}
module LeverSectTop(){
- LeverSect();
+ difference(){
+ LeverSect(false);
+ translate([pivot_x,0]) circle(r= pivot_r + pivot_slop, $fn=20);
+ }
}
-module LeverSectBot(){
+module LeverSectBot(inadj=false){
+ P6 = inadj ? P6a : P6t;
+ P7 = inadj ? P7a : P7t;
mirror([0,1]) {
- LeverSect();
+ LeverSect(inadj);
+ PsHull([P5,P6,P7]);
+ translate([pivot_x,0]) circle(r=pivot_r, $fn=20);
}
}
LeverSectBot();
}
-Demo();
+module LeverTop(){
+ linear_extrude(height=width, convexity=100) LeverSectTop();
+}
+
+module LeverBot(inadj=false){
+ linear_extrude(height=width, convexity=100) LeverSectBot(inadj);
+}
+
+module Test(){
+ translate([0,2,0]) LeverTop();
+ LeverBot();
+ translate([0,-opening_height - 2,0]) LeverBot(true);
+}
+
+//Demo();
+Test();