sidewidth = 5;
tapewidth = 7;
+tapethick = 1;
innerz = 10;
sideslop = 0.5;
basebaset = 2;
-basebevelt = 3;
+sidewallt = 3;
+lidt = 2;
endwallt = 2;
+zslop = 0.75;
+endslop = 0.75;
module sheared_cube(sz, xperz, yperz) {
multmatrix([[1,0,xperz,0],
module Base(){
difference(){
union(){
- translate([0, basey-basebevelt, 0])
- sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
- sheared_cube([basex, basebevelt, bevelz], 0, -bevelslope);
- cube([basex, basey, basebaset]);
+ for (mir=[0,1]) mirror([0,mir,0]) {
+ translate([0, basey/2 - sidewallt, 0])
+ sheared_cube([basex, sidewallt, bevelz], 0, bevelslope);
+ cube([basex, basey/2, basebaset]);
+ rotate([90, 0, 90])
+ linear_extrude(height=endwallt)
+ polygon([[-0.1, 0],
+ [basey/2, 0],
+ [basey/2 + bevely, bevelz],
+ [basey/2 + bevely, innerz],
+ [-0.1, innerz]]);
+ }
}
- translate([basex/2, basey/2, -1])
+ translate([basex/2, 0, -1])
cylinder(r=holedia/2, h=bevelz+2);
}
-
- rotate([90, 0, 90])
- linear_extrude(height=endwallt)
- polygon([[0, 0],
- [basey, 0],
- [basey + bevely, bevelz],
- [basey + bevely, innerz],
- [ - bevely, innerz],
- [ - bevely, bevelz]]);
}
module Lid(){
- translate([0, basey + sideslop, 0])
- sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
- translate([0, -basebevelt - sideslop, 0])
- sheared_cube([basex, basebevelt, bevelz], 0, -bevelslope);
+ lidx = basex + endslop + endwallt;
+ for (mir=[0,1]) mirror([0,mir,0]) {
+ translate([0, basey/2 + sideslop, 0])
+ sheared_cube([lidx, sidewallt, bevelz], 0, bevelslope);
+ translate([0, basey/2 + sideslop + bevely, -tapethick])
+ cube([lidx, sidewallt, innerz + tapethick + lidt + zslop]);
+ translate([0, -1, innerz + zslop])
+ cube([lidx, 1 + basey/2 + sideslop + bevely + sidewallt, lidt]);
+ translate([basex + endslop, -1, -tapethick])
+ cube([endwallt, 1 + basey/2 + sideslop + bevely + sidewallt,
+ tapethick + innerz + zslop + 0.1]);
+ }
}
Base();
-Lid();
+%Lid();