60 lines
3.3 KiB
Markdown
60 lines
3.3 KiB
Markdown
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//Front Door Switch Holder
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//Mark 5
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//James Sullivan
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//4/28/17
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//OpenSCAD version 2015.03-1
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//HacDC, cheap Chinese laser, K40, 40 watt
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//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
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thick=5; //thickness of part
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metal=1; //metal thickness
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slot=16; //width of slot in mount, width of flange on machine, full width outside to outside!
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//height=16; //z distance of mount, extrusion height, installed length
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pin=1.25; //switch hold radius
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pitch = 10 ; //switch hole center-center distance
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ph = 9; //pin height, centerline of screw holes above flange top
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height = pitch + 6 * pin; //z distance of mount, extrusion height, installed length
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wr=4; //wrench size for nuts width across flats
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nh=1; //nut height, depth of nut sockets
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lfw=15; // left flange width, distance from left face of machine flange to right face of left mounting post
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nhl = slot + lfw + 2 * nh; //nut hole length
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tw=slot+lfw+2*thick; //total width
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$fn=40;
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difference(){
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union(){
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translate([-lfw,0,0]) cube([tw,thick,height]); //top horizontal
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translate([thick+metal,-thick-metal,0]) cube([slot+thick-metal,thick,height]); //lower horizontal
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translate([-lfw,0,0]) cube([thick,ph+3*pin,height]); //far left vertical
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translate([0,-metal-thick*1.5,0]) cube([thick,metal+thick*2.5,height]); //left vertical
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translate([thick+metal,-1.5*thick-metal,0]) cube([thick,thick*1.5,height]); //center vertical
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translate([slot+thick,-metal-thick,0]) cube([thick,metal+thick+ph+3*pin,height]); //right vertical
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translate([0,0,height/2]) cube([thick*2,thick*2,height],center=true); //fillet material
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}
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translate([-1.5*thick-lfw,ph,(height-pitch)/2]) rotate([0,90,0]) cylinder(r=pin,h=tw+2*thick); //bolt hole
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translate([-1.5*thick-lfw,ph,(height+pitch)/2]) rotate([0,90,0]) cylinder(r=pin,h=tw+2*thick); //bolt hole
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translate([nhl/2-lfw+thick-nh,ph,(height-pitch)/2]) union(){ //nut sockets
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cube([nhl,wr/sqrt(3),wr],center=true);
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rotate([120,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
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rotate([240,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
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}
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translate([nhl/2-lfw+thick-nh,ph,(height+pitch)/2]) union(){ //nut sockets
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cube([nhl,wr/sqrt(3),wr],center=true);
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rotate([120,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
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rotate([240,0,0]) cube([nhl,wr/sqrt(3),wr],center=true);
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}
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translate([-thick,-thick,-height/2]) cylinder(r=thick,h=height*2); //corner fillet
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translate([thick/2-lfw,thick/2,-height/2]) rotate([0,0,180]) difference(){ //left round
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cube([thick,thick,height*2]);
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cylinder(d=thick,h=height*2);
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}
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translate([slot+thick*3/2,-thick/2-metal,-height/2]) rotate([0,0,-90]) difference(){ //right round
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cube([thick,thick,height*2]);
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cylinder(d=thick,h=height*2);
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}
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}
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<figure>
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<embed src="Fdsh-v5.stl" title="File:Fdsh-v5.stl" />
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<figcaption><a href="File:Fdsh-v5.stl">File:Fdsh-v5.stl</a></figcaption>
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</figure>
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[Category:CheapChineseLaser](Category:CheapChineseLaser "wikilink")
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