Problem with comparison.
/Designs/Measuring_instruments/RMDS02D/CAD/src/terarium_pad.scad |
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0,0 → 1,115 |
x_size = 23; // horizontal outer size of the aquarium pedestal. |
y_size = 20; // |
thickness = 10; // thickness of the pad bellow aquarium. hairs lenght is 12mm. |
rim_height = 7; // height of upper rim for fixing the aquarium in position. |
mount_hole = 3.7; |
clear = 0.175; |
axis_offset = -1.5; |
// aquarium pad |
difference () { |
intersection() { |
union(){ // bottom part with rim/fixing pin |
rotate([0,0,45]) |
translate ([ axis_offset, 0, 0]) |
cube([x_size, y_size ,thickness], center = true); |
translate ([sqrt(pow(x_size,2) + pow(x_size,2))/4, sqrt(pow(x_size,2) + pow(x_size,2))/4, thickness/2 + rim_height/2]) |
cube([sqrt(pow(x_size,2) + pow(x_size,2))/2, sqrt(pow(x_size,2) + pow(x_size,2))/2, rim_height], center = true); |
}; |
rotate([0,0,45]) |
translate ([ axis_offset, 0, 0]) |
cube([x_size, y_size ,4*thickness], center = true); // cut out half of top tip |
} |
cylinder (h = thickness + rim_height, r= mount_hole, $fn=20); // hole for screw head |
translate ([0, 0, -thickness]) // hole for the screw |
cylinder (h = thickness + rim_height, r= mount_hole/2, $fn=20); |
rotate([0,0,-45]) // hole for top part mounting nut |
translate ([ 0, -y_size/3, thickness/3]) |
cube([6, 3, thickness], center = true); |
rotate([90,0,-45]) // hole for top part mounting screw. |
translate ([ 0, 1.8, 0]) |
cylinder (h = thickness + rim_height, r= mount_hole/2, $fn=20); |
rotate([0,-45,-45]) // hole for top part mounting nut |
translate ([ 0, 0, -11]) |
cube([30, 30, 1], center = true); |
rotate([0,45,-45]) // hole for top part mounting nut |
translate ([ 0, 0, -11]) |
cube([30, 30, 1], center = true); |
rotate([0,45,45]) // hole for top part mounting nut |
translate ([ 0, 0, -13]) |
cube([30, 30, 1], center = true); |
rotate([0,-45,45]) // hole for top part mounting nut |
translate ([ 0, 0, -11]) |
cube([30, 30, 1], center = true); |
} |
//translate ([0, 0, thickness]) // separate two parts |
/*rotate([180,0,0]) // hole for top part mounting nut |
//Top part |
union () { |
wall_thickness = 3; |
rotate([0,0,45]) |
translate ([-wall_thickness, 0, 0]) |
difference () { |
translate ([wall_thickness/2, 0, thickness/2 + 1.5*wall_thickness]) |
cube([x_size - wall_thickness, y_size , wall_thickness ], center = true); |
rotate([0,0,-45]) |
translate ([sqrt(pow(x_size,2) + pow(x_size,2))/4, sqrt(pow(x_size,2) + pow(x_size,2))/4 , rim_height]) |
cube([sqrt(pow(x_size,2) + pow(x_size,2))/2, sqrt(pow(x_size,2) + pow(x_size,2))/2, 2*rim_height], center = true); |
}; |
rotate([0,0,45]) |
translate ([-8.3, 0, 0]) |
difference () { |
translate ([8.3/2, 0, thickness/2 + wall_thickness/2]) |
cube([x_size - 8.3, y_size , wall_thickness ], center = true); |
rotate([0,0,-45]) |
translate ([sqrt(pow(x_size,2) + pow(x_size,2))/4, sqrt(pow(x_size,2) + pow(x_size,2))/4 , rim_height]) |
cube([sqrt(pow(x_size,2) + pow(x_size,2))/2, sqrt(pow(x_size,2) + pow(x_size,2))/2, rim_height], center = true); |
}; |
rotate([0,0,-45]) |
difference () { |
translate ([0, -y_size/2 - wall_thickness/2 , 1.25 * wall_thickness]) |
cube([y_size, wall_thickness , thickness + 1.5*wall_thickness ], center = true); |
rotate([90,0,0]) |
translate ([-0.5/2, 0, rim_height/3]) |
minkowski() { |
cube([0.5,3.1,10]); |
cylinder(r=1.5,h=1,$fn=50); |
} |
} |
} |