SpHEAR/calibration/test_rig_gimbal_clip.scad

/*-------------------------------------------------
        [Gimbal Mic Clip] 
        Author: Wisam Reid 
  ------------------------------------------------- */ 

// Diameter for the clip ring
diameter_clip= 20;
// Diameter for the gimbal ring
diameter_gimbal= 30;
// Diameter for center
diameter_center=25;

thickness=5;

// diameter for gimbal pinhole
diameter_pinhole=1;// "0" for no-hole.

// number of facets
$fn=64;

// Build Gimbal Clip
translate([thickness,0,0]) 
// subtract center material over hang from mic clip
difference(){
    // unite gimbal bracket with mic clip
    union(){
        // gimbal bracket (holds )
        translate([-thickness,0,0])
        // make hole for gimbal pinhole
        difference(){
            union(){
                difference(){
                    difference(){
                        hull(){
                        translate([-diameter_gimbal*2,0,0])cylinder(d=diameter_gimbal,h=thickness, center=true);
                        cylinder(d=diameter_clip/1.5,h=thickness, center=true);
                        }
                        hull(){
                        translate([-diameter_gimbal*2,0,0])cylinder(d=diameter_gimbal - thickness,h=thickness, center=true);
                        translate([-thickness*1.5,0,0])cylinder(d=(diameter_clip/1.5) - thickness,h=thickness, center=true);
                        }
                    }
                    translate([-diameter_gimbal*2.5,0,0])cylinder(d=diameter_gimbal,h=thickness, center=true);
                }
                // center
                difference(){
                    difference(){
                        cylinder(d=(diameter_center) - thickness,h=thickness, center=true);
                        translate([-(diameter_center+thickness)*1.25,-(diameter_center/2),-thickness/2])cube([diameter_center,diameter_center,thickness]);
                    }
                    translate([-(diameter_clip+thickness)/1.75,0,0])cylinder(d=(diameter_clip) - thickness,h=thickness, center=true);
                }
                //translate([-(diameter_clip/2),0,0])cylinder(d=(diameter_clip) - thickness,h=thickness, center=true);
            }
        // gimbal pinhole
        translate([-(diameter_gimbal*3)+thickness,0,0])rotate([90,0,0])cylinder(d=thickness/2,h=            diameter_gimbal+(thickness*.75), center=true);
        }
        // mic clip 
        rotate([0,0,180])translate([thickness/2,0,0])
        difference(){
            translate([-(diameter_clip+thickness)/2,0,0])rotate([0,0,180])cylinder(d=diameter_clip+thickness,h=thickness, center=true);
            // vertical ring cut out
            translate([-(diameter_clip+thickness)/2,0,0])rotate([0,0,180])cylinder(d=diameter_clip,h=diameter_clip, center=true);
            translate([-(diameter_clip*1.5),-(diameter_clip/1.4),-(diameter_clip*3)])rotate([0,0,45])cube([diameter_clip,diameter_clip,6*diameter_clip]);     
        }
    }
    translate([diameter_clip/2,0,0])cylinder(d=diameter_clip,h=diameter_clip, center=true);
    // pin hole
    translate([-(diameter_gimbal)*2.35+thickness,0,0])rotate([90,0,0])cylinder(d=thickness/2,h=diameter_gimbal-(thickness*0.75), center=true); 
}