 <code>  //CUSTOMISABLE SIGN SEQUIN SUPPORT FRAME
    //BIG CLIVE 27/5/2020
    //If building with a raft, it can be left on.
    $fn=40;
    //You can adjust these 8 variables.
    width=4;     //number of horizontal sequins
    height=4;    //number of vertical sequins
    diameter=20; //sequin diameter
    gap=2;       //gap between sequin edges
    spacer=6;    //height of sequin spacers
    pin=1;       //diameter of sequin pin
    web=3;       //web width
    thickness=2; //web depth
    //Make sure you leave the "=" and ";" intact.
    //Don't change the variables below!
    sequin=diameter+gap;
    columns=width-1;
    rows=height-1;
    s=sequin/2;
    w=web/2;
    c=columns-1;
    r=rows-1;
    t=thickness-1;
    difference(){
    union(){
    //vertical strips
        for (x=[0:columns]){
    translate([x*sequin,0,0])
    cube([web,rows*sequin+web,thickness]);
        }
    //horizontal strips
        for (y=[0:rows]){
    translate([0,y*sequin,0])
    cube([columns*sequin+web,web,thickness]);
        }
    //sequin standoffs
    for (x=[0:columns]){
        for (y=[0:rows]){ 
    translate([x*sequin+w,y*sequin+w,t])  
    cylinder(h=spacer+1,d1=3,d2=3);
        }
    }
    //mounting hole plate
    translate([s+w,w,0])  
    cylinder(h=thickness,d1=10,d2=10);
    
    translate([c*sequin+s+w,w,0]) 
    cylinder(h=thickness,d1=10,d2=10);
    
    translate([s+w,rows*sequin+w,0])  
    cylinder(h=thickness,d1=10,d2=10);
    
    translate([c*sequin+s+w,rows*sequin+w,0])  
    cylinder(h=thickness,d1=10,d2=10); 
    }
    //hollows in standoffs for pins
    for (x=[0:columns]){
        for (y=[0:rows]){ 
    translate([x*sequin+(web/2),y*sequin+(web/2),t])  
    cylinder(h=spacer+2,d1=pin,d2=pin);
        }
    }
    //screw holes in mounting plates
    translate([s+w,w,-1])  
    cylinder(h=thickness+2,d1=4,d2=4);
    translate([c*sequin+s+w,w,-1]) 
    cylinder(h=thickness+2,d1=4,d2=4);
    translate([s+w,rows*sequin+w,-1])  
    cylinder(h=thickness+2,d1=4,d2=4);
    translate([c*sequin+s+w,rows*sequin+w,-1])  
    cylinder(h=thickness+2,d1=4,d2=4);
    }
    SequinSupportFrame.scad
    2 kB</code>


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