eps = 0.01;
fuse_w = 40;
-gear_w = fuse_w - 16;
-gear_l = 26;
+fuse_l = 50;
+
+gear_w = fuse_w - 6;
+gear_l = fuse_l - 5; // 26
spring_l = 6;
-base_w = fuse_w - 10;
+base_w = fuse_w;
base_l = gear_l + 5;
base_h = 1.2;
base_beam_w = spring_l + 2;
rear_spring_rear_l = 6;
rear_beam_w = rear_spring_l + 4;
rear_spring_w = 3;
+rear_spring_front_bot_w = 15;
rear_spring_bot_w = 10;
-rear_slot_w = 1.2;
+rear_slot_w = 1.4;
side_spring_bot_w = 3.5;
side_spring_w = 1.5;
side_hook_angle = 4;
side_hook_angle_cut = 10;
+base_h = 0.6;
+
module body() {
+ // base plate
+ translate([0, -fuse_w/2, 0]) cube([fuse_l, fuse_w, base_h]);
+
// wide beam
hull() {
translate([0, -base_w/2, 0])
// rear hook - front part
hull() {
- translate([gear_l-rear_spring_bot_w/2, -rear_spring_l/2, base_h])
- cube([rear_spring_bot_w/2-rear_slot_w/2, rear_spring_l, eps]);
+ translate([gear_l-rear_spring_front_bot_w/2, -rear_spring_l/2, base_h])
+ cube([rear_spring_front_bot_w/2-rear_slot_w/2, rear_spring_l, eps]);
translate([gear_l-rear_spring_w/2, -rear_spring_l/2, hook_h+hook_in+hook_wall-eps])
- cube([rear_spring_w/2-rear_slot_w/2, rear_spring_l, eps]);
+ cube([rear_spring_w/2-rear_slot_w, rear_spring_l, eps]);
}
// rear hook - rear part
hull() {
- translate([gear_l + rear_slot_w/2, -rear_spring_rear_l/2, base_h])
- cube([rear_spring_bot_w/2-rear_slot_w/2, rear_spring_rear_l, eps]);
- translate([gear_l + rear_slot_w/2, -rear_spring_rear_l/2, hook_h+hook_in+hook_wall-eps])
- cube([rear_spring_w/2-rear_slot_w/2, rear_spring_rear_l, eps]);
+ translate([gear_l, -rear_spring_rear_l/2, base_h])
+ cube([rear_spring_bot_w/2, rear_spring_rear_l, eps]);
+ translate([gear_l, -rear_spring_rear_l/2, hook_h+hook_in+hook_wall-eps])
+ cube([rear_spring_w/2, rear_spring_rear_l, eps]);
}
// side hooks
for (y = [-1, 1]) scale([1, y, 1]) intersection() {
translate([0, gear_w/2, eps]) rotate([0, 0, -side_hook_angle])
translate([-10, 0, 0]) hull() {
- cube([20, side_spring_bot_w, base_h-eps]);
- cube([20, side_spring_w, hook_h + hook_in + hook_wall-eps]);
+ translate([0, -side_spring_bot_w, 0])
+ cube([20, 2*side_spring_bot_w, base_h-eps]);
+ translate([0, -side_spring_w, 0])
+ cube([20, 2*side_spring_w, hook_h + hook_in + hook_wall-eps]);
}
// above the beam
translate([0, -base_w/2, base_h/2])
cube([base_beam_w, base_w, infty]);
// cut the front sides
+/*
translate([0, gear_w/2 + 1.25, eps])
rotate([0, 0, -side_hook_angle_cut])
translate([-5, 0, 0])
cube(20);
+*/
}
}
translate([0, gear_w/2, hook_h+hook_in/2]) {
rotate([0, 90, -side_hook_angle])
translate([0, 0, -10])
- cylinder(r = hook_in/2, h = 20, $fn = 6);
+ cylinder(r1 = hook_in, r2 = hook_in/2, h = 20, $fn = 6);
+
+ rotate([0, 0, -side_hook_angle])
+ rotate([25, 0, 0])
+ hull() {
+ translate([-10, -rear_slot_w, 0])
+ cube([eps, 2*rear_slot_w, 20]);
+ translate([10, -rear_slot_w/2, 0])
+ cube([eps, rear_slot_w, 20]);
+ }
}
}
}