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Difference between revisions of "Door switch mounting block"

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Category: Cheap Chinese Laser
 
[[File:Fdsh-v5.stl]]
 
[[Category:Cheap Chinese Laser]]

Revision as of 21:36, 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