Door switch mounting block: Difference between revisions
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//Front Door Switch Holder | //Front Door Switch Holder | ||
//Mark 5 | //Mark 5 | ||
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[[File:Fdsh-v5.stl]] | [[File:Fdsh-v5.stl]] | ||
[[Category: | [[Category:CheapChineseLaser]] | ||
Latest revision as of 05:05, 28 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);
}
}