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Difference between revisions of "Door switch mounting block"

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<pre>
//Front Door Switch Holder
//Front Door Switch Holder
//Mark 5
//Mark 5
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     }
     }
}
}
</nowiki>
</pre>


[[File:Fdsh-v5.stl]]
[[File:Fdsh-v5.stl]]


[[Category:Cheap Chinese Laser]]
[[Category:CheapChineseLaser]]

Latest revision as of 22:05, 27 April 2017

//Front Door Switch Holder
//Mark 5
//James Sullivan
//4/28/17
//OpenSCAD version 2015.03-1 
//HacDC, cheap Chinese laser, K40, 40 watt
//This part holds 2 microswitches to shut down the laser power supply if the cutting chamber door or the control equipment chamber door is opened
thick=5;	//thickness of part
metal=1;	//metal thickness
slot=16;	//width of slot in mount, width of flange on machine, full width outside to outside!
//height=16;	//z distance of mount, extrusion height, installed length
pin=1.25;  	//switch hold radius
pitch = 10 ; //switch hole center-center distance
ph = 9;		//pin height, centerline of screw holes above flange top
height = pitch + 6 * pin;	//z distance of mount, extrusion height, installed length
wr=4;			//wrench size for nuts width across flats
nh=1;			//nut height, depth of nut sockets
lfw=15;     // left flange width, distance from left face of machine flange to right face of left mounting post
nhl = slot + lfw + 2 * nh;  //nut hole length
tw=slot+lfw+2*thick;    //total width
$fn=40;
difference(){
	union(){
		translate([-lfw,0,0]) cube([tw,thick,height]); //top horizontal
		translate([thick+metal,-thick-metal,0]) cube([slot+thick-metal,thick,height]); //lower horizontal
		translate([-lfw,0,0]) cube([thick,ph+3*pin,height]); //far left vertical
		translate([0,-metal-thick*1.5,0]) cube([thick,metal+thick*2.5,height]); //left vertical
		translate([thick+metal,-1.5*thick-metal,0]) cube([thick,thick*1.5,height]); //center vertical
		translate([slot+thick,-metal-thick,0]) cube([thick,metal+thick+ph+3*pin,height]); //right vertical
        translate([0,0,height/2]) cube([thick*2,thick*2,height],center=true);  //fillet material
		}
	translate([-1.5*thick-lfw,ph,(height-pitch)/2]) rotate([0,90,0]) cylinder(r=pin,h=tw+2*thick);  //bolt hole
	translate([-1.5*thick-lfw,ph,(height+pitch)/2]) rotate([0,90,0]) cylinder(r=pin,h=tw+2*thick);  //bolt hole
	translate([nhl/2-lfw+thick-nh,ph,(height-pitch)/2]) union(){  //nut sockets
		cube([nhl,wr/sqrt(3),wr],center=true);
		rotate([120,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
		rotate([240,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
		}
	translate([nhl/2-lfw+thick-nh,ph,(height+pitch)/2]) union(){  //nut sockets
		cube([nhl,wr/sqrt(3),wr],center=true);
		rotate([120,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
		rotate([240,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
		}
    translate([-thick,-thick,-height/2]) cylinder(r=thick,h=height*2);  //corner fillet
    translate([thick/2-lfw,thick/2,-height/2]) rotate([0,0,180]) difference(){ //left round
        cube([thick,thick,height*2]);
        cylinder(d=thick,h=height*2);
    }
    translate([slot+thick*3/2,-thick/2-metal,-height/2]) rotate([0,0,-90]) difference(){ //right round
        cube([thick,thick,height*2]);
        cylinder(d=thick,h=height*2);
    }
}

File:Fdsh-v5.stl