X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=ft-scout-landing-gear-support.scad;h=9063f6c950775a692cea285665478f6e6452f974;hb=97f02b484f15965bb7542d50a42059ef48097cdf;hp=5576c7e0b69608b5c55324345d7dfdb3a99584cf;hpb=0f0623aa3d3801301651f55c3e1463c5bf3afd3a;p=things.git

diff --git a/ft-scout-landing-gear-support.scad b/ft-scout-landing-gear-support.scad
index 5576c7e..9063f6c 100644
--- a/ft-scout-landing-gear-support.scad
+++ b/ft-scout-landing-gear-support.scad
@@ -2,56 +2,121 @@ infty = 100;
 eps = 0.01;
 
 fuse_w = 40;
-gear_w = fuse_w - 16;
-gear_l = 25;
+fuse_l = 50;
+
+gear_w = fuse_w - 6;
+gear_l = fuse_l - 5; // 26
 spring_l = 6;
 
-base_w = fuse_w - 10;
-base_l = gear_l + 3;
-base_h = 1;
+base_w = fuse_w;
+base_l = gear_l + 5;
+base_h = 1.2;
 base_beam_w = spring_l + 2;
-rear_spring_l = 3;
-rear_beam_w = rear_spring_l + 3;
+base_reinf_h = 1.5;
+base_reinf_w = 2;
 
-hook_wall = 1.5;
-hook_in = 1.5;
+rear_spring_l = 2.5;
+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 = 1.4;
 
-module hook(w) {
-	translate([0, w/2, base_h + hook_in/2])
-	rotate([90, 90, 0])
-	difference() {
-		hull() {
-			cylinder(r = hook_in/2 + hook_wall/2, h = w, $fn = 6);
-			translate([hook_in/2, 0, 0])
-				cube([eps, hook_in/2 + hook_wall, w]);
+side_spring_bot_w = 3.5;
+side_spring_w = 1.5;
+
+hook_wall = 1;
+hook_in = 1.7;
+hook_h = base_h + base_reinf_h/2;
+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])
+			cube([base_beam_w, base_w, base_h]);
+		translate([base_beam_w/2-base_reinf_w/2, -base_w/2, base_h-eps])
+			cube([base_reinf_w, base_w, base_reinf_h + eps]);
+	}
+
+	// long center beam
+	hull() {
+		translate([base_beam_w/2, -rear_beam_w/2, 0])
+			cube([base_l - base_beam_w/2, rear_beam_w, base_h]);
+		translate([base_beam_w/2, -base_reinf_w/2, base_h-eps])
+			cube([base_l - base_beam_w/2, base_reinf_w, base_reinf_h + eps]);
+	}
+
+	// rear hook - front part
+	hull() {
+		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, rear_spring_l, eps]);
+	}
+	// rear hook - rear part
+	hull() {
+		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() {
+			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]);
 		}
-		translate([0, 0, -eps])
-			cylinder(r = hook_in/2, h = w + 2*eps, $fn = 6);
-		translate([-infty/2, -infty, -infty/2]) cube(infty);
-		translate([hook_in/2 + eps,, -infty/2, -infty/2]) cube(infty);
+		// 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);
+*/
+			
 	}
 }
 
+difference() {
+	body();
+	// rear hole
+	translate([gear_l, 0, hook_h+hook_in/2])
+	rotate([90, 90, 0])
+	translate([0, 0, -rear_beam_w/2-eps])
+		cylinder(h = rear_beam_w+2*eps, r = hook_in/2, $fn = 6);
+	// rear slot above the hole
+	// translate([gear_l-rear_slot_w/2, -rear_beam_w/2+eps, hook_h+hook_in/2])
+	// 	cube([rear_slot_w, rear_beam_w+2*eps, infty]);
+	// side slots
+	for (y = [-1, 1]) scale([1, y, 1]) {
+		translate([0, gear_w/2, hook_h+hook_in/2]) {
+			rotate([0, 90, -side_hook_angle])
+			translate([0, 0, -10])
+			cylinder(r1 = hook_in, r2 = hook_in/2, h = 20, $fn = 6);
 
-
-// wide beam
-translate([0, -base_w/2, 0])
-	cube([base_beam_w, base_w, base_h]);
-// long center beam
-translate([0, -rear_beam_w/2, 0])
-	cube([base_l, rear_beam_w, base_h]);
-
-// rear hook
-translate([gear_l, 0, 0])
-	hook(rear_spring_l);
-// rear front hook
-translate([gear_l - hook_in/2, 0, 0])
-	rotate([0, 0, 180])
-	hook(rear_spring_l);
-
-// side hooks
-for (y = [-1, 1]) scale([1, y, 1])
-	translate([1, gear_w/2, 0])
-	rotate([0, 0, 70])
-		translate([0, -spring_l/2, 0])
-		hook(spring_l);
+			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]);
+			}
+		}
+	}
+}