tube_rear_extra_th = 1;
-divide_shaft_w = 3;
-divide_shaft_l = 3;
-divide_head_dx = 3;
-divide_head_th = 3;
-divide_gap = 0.75;
+divide_shaft_w = 1.5;
+divide_shaft_l = 1.5;
+divide_head_dx = 1.5;
+divide_head_th = 1.5;
+divide_gap = 0.50;
+divide_heads = 1;
+
+divide_angle = 35;
+divide_fudge_r = 3;
// calculated
}
module DividePlan(){
+ w = divide_shaft_w;
g = divide_gap;
+ l = divide_shaft_l + g;
+ t = divide_head_th + g;
dx = divide_head_dx;
for (m=[0,1]) mirror([m,0]) {
- translate([divide_shaft_w, 0]) {
- square([10, g]);
- square([10, g]);
- translate([0, 0]) square([g, divide_shaft_l + g]);
- translate([0, divide_shaft_l]) square([divide_head_dx + g, g]);
- translate([dx, divide_shaft_l]) square([g, divide_head_th + g]);
+ translate([w, 0]) square([10, g]);
+ for (i=[0:divide_heads-1]) {
+ translate([w, i*(l + t)]) {
+ translate([0, 0]) square([g, l + g]);
+ translate([0, l]) square([divide_head_dx + g, g]);
+ translate([dx, l]) square([g, t + g]);
+ translate([0, l + t])
+ square([divide_head_dx + g, g]);
+ }
}
- translate([-0.1, divide_shaft_l + divide_head_th])
- square([divide_shaft_w + divide_head_dx + g, g]);
+ translate([-0.1, (l + t) * divide_heads])
+ square([w + g, g]);
}
}
+module DividePlanInPlace(){
+ rotate([0,0, -divide_angle])
+ translate([ -tube_dia/2 -tube_th/2 - divide_fudge_r, 0])
+ DividePlan();
+}
+
module MainPlan(){
difference(){
union(){
- hull(){
- for (t=[0, tube_rear_extra_th])
- translate([0, -t])
- circle(r = tube_or);
- }
- translate([-back_ohw,0]) mirror([0,1])
- square([back_ohw*2, backflange_ymin]);
-
- translate([0, lock_0y]){
- oval(lock_or);
+ difference(){
+ union(){
+ hull(){
+ for (t=[0, tube_rear_extra_th])
+ translate([0, -t])
+ circle(r = tube_or);
+ }
+ translate([-back_ohw,0]) mirror([0,1])
+ square([back_ohw*2, backflange_ymin]);
+
+ translate([0, lock_0y]){
+ oval(lock_or);
+ }
+
+ hull(){
+ JoinCircs(0.01);
+ polygon([[0,0], lock_0, [-lock_0[0], lock_0[1]]]);
+ }
+ }
+
+ translate([-back_gap/2,1]) mirror([0,1])
+ square([back_gap, backflange_ymin+2]);
+
+ translate([0, lock_0y]){
+ oval([lock_w/2, lock_d/2]);
+ }
+
+ JoinCircs(join_cr);
}
hull(){
- JoinCircs(0.01);
- polygon([[0,0], lock_0, [-lock_0[0], lock_0[1]]]);
+ minkowski(){
+ DividePlanInPlace();
+ circle(5);
+ }
}
}
-
circle(r = tube_dia/2);
- translate([-back_gap/2,1]) mirror([0,1])
- square([back_gap, backflange_ymin+2]);
- translate([0, lock_0y]){
- oval([lock_w/2, lock_d/2]);
- }
-
- JoinCircs(join_cr);
+ DividePlanInPlace();
}
}
//%ThroughHoles();
//TestTopEdge();
//TestClipBoltHole();
+//DividePlan();
Bracket();
+