User:Dorkmo/Ideas/Battery/SCAD/Sandbox

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mesh

tweaking the pattern for holes through the cage 

mesh_opening = 1 ;
mesh_angle = 45;
mesh_spacing = 2.5;
cage_wall = 10 ;
width = 20;
height = 20;

cube(size = [20,20,20], center=true);

for (h = [0 : height])
{
translate(h*[0,0,mesh_spacing])
{
rotate([0,mesh_angle,0])
{
for (w = [0 : width])
{
	translate(w*[0,mesh_spacing,0])
{
	rotate([0,0,45])
{
//could put a scale command here to make opening a perfect square
	cube(size = [mesh_opening,mesh_opening,(mesh_opening*2)+(sin(90)*(10/sin(90-mesh_angle)))], center=false);
}
}
}
}
}
}

inside cage


height = 60;
tub_width = 95;
tub_length = 70;
outsidewall = 5;
basethickness = 5;
tub_wall = 5;

spacing = 5;
cage_height = 40;
cage_wall = 10;
cage_endwall = 5;
cage_base = 5;
wedge_hieght = 10;

mesh_opening = 2 ;
mesh_angle = 45;
mesh_spacing = 4;
mesh_width = 17;
mesh_height = 10;

difference()
	{
		cube(size = [(tub_width-(spacing*3))/2,tub_length-(spacing*2),cage_height], center=false);
		translate([cage_wall, cage_endwall, cage_base])
			cube(size = [((tub_width-(spacing*3))/2)-(cage_wall*2),(tub_length-(spacing*2))-(cage_endwall*2),cage_height-cage_base+1], center=false);
  translate([((tub_width-(spacing*3))/2)-cage_wall-((sin(mesh_angle)*sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/2), cage_endwall-(mesh_spacing/2)+(((((tub_length-(spacing*2))-(cage_endwall*2))-(((floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing))*mesh_spacing)+sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))))/2), cage_base])
   {
    for (h = [1 : mesh_height])
     {
      translate(h*[0,0,mesh_spacing])
       {
        scale([1,1,(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/(((sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/sin(90-mesh_angle))*sin(90))])
         {
        rotate([0,90-mesh_angle,0])
         {
          for (w = [1 : floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing)])
           {
            translate(w*[0,mesh_spacing,0])
             {
              rotate([0,0,45])
               {
//could put a scale command here to make opening a perfect square
                cube(size = [mesh_opening,mesh_opening,(mesh_opening*2)+(sin(90)*(10/sin(90-mesh_angle)))], center=false);
               }
             }
           }
//begin second row
         #for (w = [0 : floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing)])
           {
            translate([mesh_spacing/2,mesh_spacing/2,-mesh_spacing/2])
             {
              translate(w*[0,mesh_spacing,0])
               {
                rotate([0,0,45])
                 {
//could put a scale command here to make opening a perfect square
                cube(size = [mesh_opening,mesh_opening,(mesh_opening*2)+(sin(90)*(10/sin(90-mesh_angle)))], center=false);
                 }
               }
             }
           }
//end second row
         }
         }
       }
     }
   }
 }


echo(((floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing))*mesh_spacing)+sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)));

echo((tub_length-(spacing*2))-(cage_endwall*2));

echo((((((tub_length-(spacing*2))-(cage_endwall*2))-(((floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing))*mesh_spacing)+sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))))/2));

single cell tub

height = 60;
oa_width = 80;
oa_length = 105;
outsidewall = 5;
basethickness = 5;
membranethickness = 5;
tub_wall = 5;

spacing = 5;
cage_height = 40;
cage_wall = 10;
cage_base = 5;

difference()
	{
		cube(size = [oa_width, oa_length, height], center=false);
		translate([outsidewall,outsidewall,basethickness])
			cube(size = [oa_width-(outsidewall*2), oa_length-(outsidewall*2), height-basethickness], center=false);
	}

sphere lock in divot

height = 60;
tub_width = 95;
tub_length = 70;
outsidewall = 5;
basethickness = 5;
tub_wall = 5;

spacing = 5;
cage_height = 40;
cage_wall = 7.5;
cage_endwall = 1;
cage_base = 5;
wedge_hieght = 10;

mesh_opening = 1 ;
mesh_angle = 35;
mesh_spacing = 2;

lock_radius = 5;
lock_depth = 1;
lock_distancefromcenter = 0;

module half()
 {
  difference()
  {
  union()
   {
//lock_sphere padding added to endwall
    difference()
     {
      translate([((tub_width-(spacing*3))/2)/2,(cage_endwall+lock_depth)-lock_radius,(cage_height)/2])
       {
        sphere(lock_radius+cage_endwall);
       }
      translate([(((tub_width-(spacing*3))/2)/2)-(lock_radius+cage_endwall),-(((lock_radius+cage_endwall)*2)-(cage_endwall+lock_depth)),((cage_height)/2)-(lock_radius+cage_endwall)])
       {
        cube(size = [((lock_radius+cage_endwall)*2),((lock_radius+cage_endwall)*2)-lock_depth-cage_endwall,(lock_radius+cage_endwall)*2]);
       }
     }
    mirror([0,1,0])
     {
      translate([0,-(tub_length-(spacing*2)),0])
      {
    difference()
     {
      translate([((tub_width-(spacing*3))/2)/2,(cage_endwall+lock_depth)-lock_radius,(cage_height)/2])
       {
        sphere(lock_radius+cage_endwall);
       }
      translate([(((tub_width-(spacing*3))/2)/2)-(lock_radius+cage_endwall),-(((lock_radius+cage_endwall)*2)-(cage_endwall+lock_depth)),((cage_height)/2)-(lock_radius+cage_endwall)])
       {
        cube(size = [((lock_radius+cage_endwall)*2),((lock_radius+cage_endwall)*2)-lock_depth-cage_endwall,(lock_radius+cage_endwall)*2]);
       }
     }
      }
     }
    difference()
	  {
		cube(size = [(tub_width-(spacing*3))/2,tub_length-(spacing*2),cage_height], center=false);
//delete half of it
		cube(size = [((tub_width-(spacing*3))/2)/2,(tub_length-(spacing*2)),cage_height], center=false);
		translate([cage_wall, cage_endwall, cage_base])
			cube(size = [((tub_width-(spacing*3))/2)-(cage_wall*2),(tub_length-(spacing*2))-(cage_endwall*2),cage_height-cage_base+1], center=false);
  translate([((tub_width-(spacing*3))/2)-cage_wall-((sin(mesh_angle)*sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/2), cage_endwall-(mesh_spacing/2)+(((((tub_length-(spacing*2))-(cage_endwall*2))-(((floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing))*mesh_spacing)+sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))))/2), cage_base])
   {
    for (h = [1 : floor(((cage_height-cage_base-((((((sin(90)*(cage_wall/sin(90-mesh_angle))))-((sin(mesh_angle)*((sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/(sin(90))))))/sin(90))*sin(mesh_angle))))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing)])
     {
      translate(h*[0,0,mesh_spacing])
       {
        scale([1,1,(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/(((sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/sin(90-mesh_angle))*sin(90))])
         {
        rotate([0,90-mesh_angle,0])
         {
          for (w = [1 : floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing)])
           {
            translate(w*[0,mesh_spacing,0])
             {
              rotate([0,0,45])
               {
//could put a scale command here to make opening a perfect square
                cube(size = [mesh_opening,mesh_opening,(mesh_opening*2)+(sin(90)*(cage_wall/sin(90-mesh_angle)))], center=false);
               }
             }
           }
//begin second row
         for (w = [0 : floor((((tub_length-(spacing*2))-(cage_endwall*2))-(sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening))))/mesh_spacing)])
           {
            translate([mesh_spacing/2,mesh_spacing/2,-mesh_spacing/2])
             {
              translate(w*[0,mesh_spacing,0])
               {
                rotate([0,0,45])
                 {
//could put a scale command here to make opening a perfect square
                cube(size = [mesh_opening,mesh_opening,(mesh_opening*2)+(sin(90)*(cage_wall/sin(90-mesh_angle)))], center=false);
                 }
               }
             }
           }
//end second row
         }
         }
       }
     }
   }
 }


}
//cutout lock_sphere
translate([((tub_width-(spacing*3))/2)/2,(cage_endwall+lock_depth)-lock_radius,(cage_height)/2])
 {
  sphere(lock_radius);
 }
}
}
half();
mirror([1,0,0])
 {
  translate([-((tub_width-(spacing*3))/2),0,0])
   {
  half();
   }
 }

//calculate verticle height of mesh holes to take away from max height of holes
//works okay up to 45 then bugs out. might be because its before the scale down
echo((((((sin(90)*(cage_wall/sin(90-mesh_angle))))-((sin(mesh_angle)*((sqrt((mesh_opening*mesh_opening)+(mesh_opening*mesh_opening)))/(sin(90))))))/sin(90))*sin(mesh_angle)));
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