janky seal press

seal_installer.scad

//$fn=500;

inner_dia = 47.5;

outer_dia = 57.5;

clearance = 1.0;

// height 
height = 10;

tool_height = 12.5;

top_dia = 50;

hat_height = 10;

/// shoulder added to set seal depth

// added to outer_dia:
shoulder_width = 6;
seal_depth = 5;

union() {
    difference() {
        union() {
            // bottom bit
            cylinder(h=seal_depth + height, r = (outer_dia-clearance)/2);
            
            // shoulder
            difference() {
                cylinder(h=seal_depth + height, r=(outer_dia-clearance)/2 + shoulder_width);
                cylinder(h=seal_depth, r=(outer_dia-clearance)/2 + shoulder_width);
            }
            
            difference() {
                // outer cone thing
                translate([0, 0, seal_depth + height]) cylinder(h=tool_height, r1 = shoulder_width + (outer_dia-clearance)/2, r2 = top_dia/2, center=false);
                // inner
                translate([0, 0, seal_depth + height]) cylinder(h=tool_height, r1 = (inner_dia-clearance)/2, r2 = (top_dia - (outer_dia-inner_dia))/2, center=false); 
            }
        }
        // clearance in the center for a shaft or whatever
        cylinder(h=seal_depth + height+0.1, r = (inner_dia-clearance)/2);

    }
    
    // top hit you hammer on
    translate([0, 0, height + tool_height]) cylinder(h=hat_height, r = top_dia/2, center=false);
}