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fep_vat.scad
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$fn=200;
module platformSquare() {
import("platformSquare.dxf");
}
module platformHolesTr(x=56.55,y=23.75) {
for(i=[-1,1])for(j=[-1,1])translate([i*x,j*y])children();
}
module platformHoles(r=2) {
platformHolesTr()circle(r);
}
//TensionerVAT
module tensionerVat() {
linear_extrude(height=3)difference() {
square([125,108],center=true);
platformSquare();
platformHoles(2.75);
}
difference() {
intersection(){
minkowski() {
linear_extrude(height=23.2)ring(1,0);
scale([1,1,1])sphere(r=6);
}
translate([0,0,20])cube([500,500,40],center=true);
}
linear_extrude(height=40)platformSquare();
linear_extrude(height=40)ring(20,6);
}
translate([0,0,3])linear_extrude(height=5)sheetTop();
}
module ring(o1=10,o2=5) {
difference() {
offset(r=o1)platformSquare();
offset(r=o2)platformSquare();
}
}
//ClampTop
module clampTop() {
rotate([0,180,0])difference() {
linear_extrude(height=5)square([125,108],center=true);
linear_extrude() {
holes();
platformHoles(r=2.75);
offset(r=11)platformSquare();
}
}
translate([0,0,0])linear_extrude(height=.6)press();
}
module top() {
difference() {
offset(r=0){
difference() {
square([125,108],center=true);
offset(r=11)platformSquare();
}
}
offset(r=0){
holes();
platformHoles(r=2.75);
}
}
}
module press() {
intersection() {
rotate([0,0,45])support_raw(x=200,y=200,d=4,t=0.6);
top();
}
}
module support_raw(x=20,y=20,d=1.1,t=0.15) {
for(i=[-1,1])for(j=[0:d:x/2])translate([i*j,0])square([t,y],center=true);
for(i=[-1,1])for(j=[0:d:x/2])translate([0,i*j])square([x,t],center=true);
}
//Clamp Bottom
module clampBottom() {
rotate([0,0,0]){
linear_extrude(height=3)difference() {
square([125,108],center=true);
offset(r=11)platformSquare();
platformHolesTr()circle(r=2.75);
holes(r=3.4,tolerance=1,fn=6);
}
translate([0,0,3])linear_extrude(height=2)difference() {
square([125,108],center=true);
offset(r=11)platformSquare();
platformHoles(r=2.75);
holes();
}
translate([0,0,5])linear_extrude(height=.6)difference() {
square([125,108],center=true);
offset(r=.4)press();
offset(r=11)platformSquare();
offset(r=0){
holes();
platformHoles(r=2.75);
}
}
}
}
module holes(x=57,y=48,r=1.5,tolerance=1.2,fn=$fn) {
for(i=[-1,1])for(j=[-1,1]){
translate([i*x,j*y])circle(r=r*tolerance,$fn=fn);
translate([i*x/2,j*y])circle(r=r*tolerance,$fn=fn);
//translate([i*x,j*y/2-j*9])circle(r=r*tolerance,$fn=fn);
}
for(i=[-1,1]){
translate([0,i*y])circle(r=r*tolerance,$fn=fn);
translate([i*x,0])circle(r=r*tolerance,$fn=fn);
}
}
//FEP-Film
module fepFilm() {
difference(){
square([125,108],center=true);
holes();
platformHoles(r=2.75);
}
}
//Sheets
module sheetBottom() {
difference() {
difference(){
square([125,108],center=true);
platformHoles(r=4.5);
}
offset(r=9)platformSquare();
}
}
module sheetMiddle() {
difference() {
difference(){
square([125,108],center=true);
platformHoles(r=2.75);
}
offset(r=9)platformSquare();
}
}
module sheetTop() {
difference() {
difference(){
square([125,108],center=true);
holes(r=3.5,tolerance=1);
platformHoles(r=2.75);
}
offset(r=5)platformSquare();
}
}
module assembly() {
linear_extrude(height=5)sheetBottom();
translate([0,0,5.1])linear_extrude(height=5)sheetMiddle();
translate([0,0,10.2])clampBottom();
*translate([0,0,15.8])linear_extrude(height=0.127)fepFilm();
translate([0,0,16])rotate(a=[180,0,0])clampTop();
translate([0,0,29.1])rotate(a=[180,0,0])tensionerVat();
}
*assembly();
sheetBottom();
sheetMiddle();
clampBottom();
fepFilm();
clampTop();
tensionerVat();