more designs

2021-02-10 14:26:28 +01:00
parent 82bde97728
commit 40e425e503
6 changed files with 386 additions and 1 deletions
--- a/ac_bus_tube_mount.scad
+++ b/ac_bus_tube_mount.scad
@@ -0,0 +1,55 @@
+width = 337;
+height = 174;
+thickness = 3;
+
+tube_diam = 125;
+wall_thickness = 3;
+tube_mount_height = 30;
+
+conical_height = 40;
+
+cone_scale_x = 2.5;
+cone_scale_y = 1.2;
+
+$fn = 100;
+difference(){
+    union(){
+        difference(){
+            cube(size=[width, height, thickness], center=true);
+            scale([cone_scale_x, cone_scale_y, 1])
+            cylinder(r=tube_diam/2-wall_thickness, h=2*thickness, center=true);
+        }
+        translate([0,0, (tube_mount_height+thickness)/2+conical_height])
+        difference(){
+            cylinder(r=tube_diam/2, h=tube_mount_height, center=true);
+            cylinder(r=tube_diam/2-wall_thickness, h=tube_mount_height+1, center=true);
+        }
+        translate([0, 0, (conical_height+thickness)/2])
+        walledCone(tube_diam);
+
+        
+        // translate([0, 0, (conical_height+thickness)/2])
+        // difference(){
+        //     cylinder(h=conical_height, r1=tube_diam/2+20, r2=tube_diam/2, center=true);
+        //     cylinder(h=conical_height+1, r1=tube_diam/2+20-wall_thickness, r2=tube_diam/2-wall_thickness, center=true);
+        // }
+    }
+    translate([width/2, 0, -5])
+    cube([width,height+5,200], center=true);
+}
+
+
+module cone(diam, hei=conical_height){
+    hull(){
+        scale([cone_scale_x, cone_scale_y, 1])
+        cylinder(h=hei, r1=diam/2, r2=0, center=true);
+        cylinder(h=hei, r=diam/2, center=true);
+    }
+}
+
+module walledCone(diam){
+    difference(){
+        cone(diam);
+        cone(diam-2*wall_thickness, hei=conical_height+0.1);
+    }
+}