PTFE trap for new version of spoolholder

scad file removed

Printed-Parts/scad/e-motor-holder.scad

@@ -0,0 +1,62 @@
+// PRUSA MM upgrade
+// e-motor-holder
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+module selinfill()
+{
+translate( [ 15, 0, 29.8] ) rotate([0,29,0]) cube( [ 14, 2, 0.5] );       
+
+translate( [ 21, 0, 39] ) rotate([0,29,0]) cube( [ 14, 2, 0.5] );       
+translate( [ 33, 0, 24.65] ) cube( [ 0.5, 2, 8] );       
+translate( [ 28.2, 0, 16.15] ) rotate([0,29,0]) cube( [ 0.5, 2, 10] );       
+translate( [ 25.2, 0, 20] ) rotate([0,29,0]) cube( [ 0.5, 2, 15] );  
+}
+
+
+
+module holder()
+{
+difference()
+{
+union()
+{
+translate( [ 16.8, -22, 35] ) rotate([0,70,0]) cube( [ 30, 18, 14] );       
+translate( [ 24, -22, 5] ) cube( [ 17, 18, 35] );       
+translate( [ 12, -22, 26] ) cube( [ 30, 18, 24] );       
+}
+translate( [ -22, -26, 52] ) rotate([0,29,0]) cube( [ 55, 55, 7] );       
+translate( [ 24, -28, 0] ) rotate([0,27,0]) cube( [ 15, 55, 40] );       
+translate( [ 12, -28, 48] ) rotate([0,27,0]) cube( [ 40, 55, 20] );       
+translate( [ 11, -28, 42] ) cube( [ 40, 55, 20] );       
+translate( [ 37, -28, 22] ) cube( [ 20, 55, 20] );       
+
+translate([8,-9,12]) rotate([0,90,0]) cylinder( h=25, r=1.5, $fn=50 ); 
+translate([27,-9,12]) rotate([0,90,0]) cylinder( h=6, r=2.8, $fn=50 ); 
+
+
+// ziptie
+translate( [ 7, -22, 33.8] ) rotate([0,29,0]) cube( [ 24, 2, 2.5] ); 
+translate( [ 28.5, -22, 23.8] ) rotate([0,29,0]) cube( [ 2, 2, 17] ); 
+translate([28.6,-20,23.6]) rotate([90,90,0]) cylinder( h=2, r=1.5, $fn=50 ); 
+translate( [ 33.0, -22, 33.0] ) rotate([0,29,0]) cube( [ 5, 3, 4] );
+translate( [ 5, -22, 45] ) rotate([0,21,0]) cube( [ 50, 2, 1.5] ); 
+translate( [ 33.0, -19, 33.0] ) rotate([45,29,0]) cube( [ 5, 6, 4] ); 
+
+translate([0,-7,0]) selinfill();
+translate([0,-11,0]) selinfill();
+translate([0,-15,0]) selinfill();
+translate([0,-19,0]) selinfill();
+
+// edges
+translate( [ 20,-2, -3] ) rotate([45,0,0]) cube( [ 20, 10, 10] );       
+translate( [ 10,-9, 20] ) rotate([0,0,45]) cube( [ 10, 10, 30] );       
+
+}
+}
+
+
+holder();
+translate([0,-44,0]) mirror([0,1,0]) holder();

Printed-Parts/scad/extruder-adaptor-mm.scad

@@ -0,0 +1,239 @@
+// PRUSA MM upgrade
+// extruder-adaptor-MM
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+
+use <extruder-main.scad>
+
+module ext_body()
+{
+    difference()
+    {
+       extruder_body();
+       extruder_mount_holes();
+    }
+    translate( [40 , -9.5 , 0] ) cube( [ 2 , 2 , 30 ] );    
+}
+module m3nut()
+{
+difference()
+{    
+cube([2,6,8]);
+translate([-0.5,3,3]) rotate([0,90,0]) cylinder(r=1.25, h=3, $fn=20);
+}
+}
+
+
+module ext_body_CP()
+{
+difference()
+{
+    union(){
+    difference()
+    {    
+     ext_body();
+     translate( [-5 , -49.5 , -26] ) cube( [ 50 , 40 , 80 ] );    
+     translate([-20,26,-2]) cube([20,30,30]);
+    // screw end larger hole
+    translate([-20,40,12])rotate([0,90,0])cylinder(r=1.6, h=24, $fn=20);    
+    translate([2,40,11.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,40,12])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,40,12.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+
+    // M3 nuts 
+    //translate([0,46,9]) m3nut();
+    translate([0,42,9]) m3nut();
+    translate([2,45,11.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,45,12])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,45,12.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([-20,45,12])rotate([0,90,0])cylinder(r=1.7, h=24, $fn=20);    
+    
+    }
+    
+
+    translate( [27 , -42 , 0] ) cube( [ 15, 33 , 8 ] );    
+    translate( [0 , -42 , 0] ) cube( [ 30, 34 , 8 ] );    
+    translate( [0 , -9.5 , 0] ) cube( [ 13, 9.5 , 22.5 ] );    
+    translate( [29 , -9.5 , 0] ) cube( [ 13, 9.5 , 30 ] );   
+   
+    translate( [0 , -42 , 0] ) rotate([0,0,0]) cube( [ 6.3, 33 , 15 ] ); 
+    translate( [28.7 , -35 , 0] ) rotate([0,0,0]) cube( [ 6.3, 26 , 15 ] ); 
+
+    
+    }
+
+translate([36.5, -36.5, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+translate( [23 , -10 , 22.5] ) cube( [ 25, 11 , 30 ] );    
+translate( [35 , -20 , 22.5] ) rotate([0,45,0]) cube( [ 10, 30 , 10 ] );        
+translate( [-7 , -20 , 22.5] ) rotate([0,45,0]) cube( [ 10, 30 , 10 ] );        
+
+translate( [33.7 , -50.7 , 2.5] )  cube( [ 5.6, 17.5 , 2 ] );     
+     
+    
+    
+translate( [-8 , -30 , 20] ) rotate([0,45,0]) cube( [ 10, 30 , 10 ] );       
+translate( [32.5 , -60 , 16] ) rotate([0,45,0]) cube( [ 20, 60 , 10 ] );       
+
+translate( [28 , -48.5 , 0] ) rotate([45,0,0]) cube( [ 20, 20 , 10 ] );       
+
+translate( [-5 , -10 , 15] ) rotate([0,0,0]) cube( [ 50, 15 , 20 ] );       
+translate([17.5, -0, 15]) rotate([90,0,0]) cylinder( h = 25, r = 6, $fn=30);
+translate([17.5, -2, 15]) rotate([90,0,0]) cylinder( h = 10, r = 10, $fn=30);
+
+
+
+
+translate( [6.3 , -50 , 3.8] ) rotate([0,0,0]) cube( [ 22.4, 30 , 30 ] ); 
+translate( [-6 , -57.5 , -2] ) rotate([0,0,45]) cube( [ 20, 20 , 30 ] );   
+translate( [54 , -56.5 , -2] ) rotate([0,0,45]) cube( [ 20, 20 , 30 ] ); 
+translate([-5,-24,9]) rotate([0,90,0]) cylinder( h=44, r=1.6, $fn=30 );
+translate([25,-24,9]) rotate([0,90,0]) cylinder( h=5, r2=1.6, r1=3, $fn=30 );
+
+translate([-3,-24,9]) rotate([0,90,0]) cylinder( h=6, r=3, $fn=30 );
+
+
+translate( [-10 , -35 , 8] ) rotate([45,0,0]) cube( [ 60, 10 , 10 ] ); 
+translate( [-10 , -42 , 1] ) rotate([45,0,0]) cube( [ 16.5, 20 , 10 ] ); 
+translate( [42 , -16.8 , 8] ) rotate([0,0,45]) cube( [ 10, 10 , 10 ] ); 
+
+translate( [31 , -27 , 4] ) rotate([0,0,0]) cube( [ 2, 6 , 12 ] ); 
+}
+
+
+}
+
+
+
+
+ext_body_CP();
+
+
+module Y_part_holes()
+{
+translate([17.5, -36.5, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+translate([11, -14, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+translate([24, -14, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+translate([11, -27, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+translate([24, -27, -1]) cylinder( h = 60, r = 1.6, $fn=30);
+}
+
+module Y_teflon_tubes()
+{
+translate([17.5, -7, 15]) rotate([90,0,0]) cylinder( h = 15, r = 2, $fn=30);
+translate([17.5, -20, 15]) rotate([90,0,13]) cylinder( h = 40, r = 2, $fn=30);
+translate([17.5, -20, 15]) rotate([90,0,-13]) cylinder( h = 40, r = 2, $fn=30);
+}
+
+module Y_part_back()
+{
+    difference()
+    {    
+    translate( [7 , -42 , 8] ) cube( [ 21, 32.5 , 7 ] );    
+    Y_teflon_tubes();  
+    Y_part_holes();
+    
+    translate( [4 , -29.7 , 11] ) cube( [ 10, 5.6 , 2 ] );     
+    translate( [21 , -29.7 , 11] ) cube( [ 10, 5.6 , 2 ] );     
+        
+    translate( [3 , -50 , 7] ) rotate([0,0,45]) cube([ 10, 10 , 20 ]);     
+    translate( [32 , -50 , 7] ) rotate([0,0,45]) cube([ 10, 10 , 20 ]);     
+    
+    }
+}    
+ 
+
+module Y_part_forward()
+{
+    difference()
+    {
+        translate( [7 , -42 , 15] ) cube( [ 21, 32.5 , 7.5] );     
+        Y_teflon_tubes();  
+        Y_part_holes();
+       
+        translate([17.5, -36.5, 19]) cylinder( h = 4, r = 2.8, $fn=30);
+        translate([11, -14, 19]) cylinder( h = 4, r = 2.8, $fn=30);
+        translate([24, -14, 19]) cylinder( h = 4, r = 2.8, $fn=30);
+        translate([11, -27, 19]) cylinder( h = 4, r = 2.8, $fn=30);
+        translate([24, -27, 19]) cylinder( h = 4, r = 2.8, $fn=30);
+        
+        translate( [3 , -50 , 7] ) rotate([0,0,45]) cube([ 10, 10 , 20 ]);     
+        translate( [32 , -50 , 7] ) rotate([0,0,45]) cube([ 10, 10 , 20 ]);     
+        
+    }
+}
+
+
+module ex_body()
+{ 
+    
+difference()
+{
+    
+    union()
+    {    
+        // body
+        // round body
+        translate([-5.5,36.5,6])rotate([-90,0,0])cylinder(r=8.5, h=19, $fn=20);
+        // body block
+        translate([-13,36.5,5]) cube([17,19,10]);
+        translate([-13,36.5,15]) cube([5,19,1]);
+        
+        // extruder body joint
+        translate([-0,33.5,0]) cube([3,2,15]);
+        translate([0,34,0]) cube([4,3,15]);
+        translate([0,35.5,0]) rotate([0,0,45]) cube([2,2,15]);
+    }   
+
+
+    
+    // M3 screws 
+    //translate([-20,49,12])rotate([0,90,0])cylinder(r=1.7, h=24, $fn=20);    
+    translate([-20,45,12])rotate([0,90,0])cylinder(r=1.7, h=24, $fn=20);    
+    //translate([-14,49,12])rotate([0,90,0])cylinder(r=3, h=5, $fn=20);    
+    translate([-14,45,12])rotate([0,90,0])cylinder(r=3, h=5, $fn=20);   
+
+    // lower M3 screw end opening
+    //translate([2,49,11.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20);    
+    //translate([2,49,12])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20);    
+    //translate([2,49,12.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20);    
+
+    // upper M3 screw end opening
+    translate([2,45,11.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,45,12])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    translate([2,45,12.5])rotate([0,90,0])cylinder(r=1.6, h=3, $fn=20); 
+    
+    // M3 nuts opening
+    translate([0,42,9]) m3nut();
+    //translate([0,37,9]) m3nut();
+
+    // flat bottom side
+    translate([-20,33,-10]) cube([30,35,10]);
+
+    // slot
+    translate([-6,33,8]) cube([1.5,25,10]);
+
+    // 45 / 30 deg edges 
+    translate([-15,32,12]) rotate([45,0,0]) cube([15,10,10]);
+    translate([-20,55,13]) rotate([45,0,0]) cube([25,3,5]);
+
+    translate([-2,45,-1]) rotate([0,30,0]) cube([15,15,15]);
+    translate([7,46,-1]) rotate([0,0,30]) cube([15,11,25]);
+
+    //PINDA mounting hole
+    translate([-5.5,60,6])rotate([90,0,0])cylinder(r=4.1, h=30, $fn=50); 
+
+    // bottom cut
+    translate([-15,54.5,-1])  cube([20 , 8,20]); 
+
+
+
+}
+
+}
+
+ex_body(); 
+
+ 

Printed-Parts/scad/extruder-body-mm.scad

@@ -0,0 +1,237 @@
+// PRUSA MM upgrade
+// extruder-body-mm
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+
+
+module extruder_body_base()
+{
+    
+    difference()
+    {
+    union()
+    {
+        translate( [ -21, -22, 22] ) rotate([0,0,0]) cube( [ 42, 43, 4] );
+        
+        // filament tubes body
+        translate([3,4.25,7]) rotate([0,90,0]) cylinder( h=18, r=5, $fn=30 );     
+        translate([-26,4.25,7]) rotate([0,90,0]) cylinder( h=23, r=5, $fn=30 );     
+        
+                
+        // filament tube printing support
+        translate( [ -15, 2, 8] ) rotate([0,0,0]) cube( [ 9, 5, 18] );
+        translate( [ -10, 2, 8] ) rotate([0,-30,0]) cube( [ 8, 5, 8] );
+        
+        translate( [ 7, 2, 8] ) rotate([0,0,0]) cube( [ 9, 5, 18] );
+        translate( [ 3, 2, 12] ) rotate([0,30,0]) cube( [ 8, 5, 8] );
+
+        
+        // sprint tension nuts body
+        translate( [ -13, -12, -2] ) rotate([0,0,0]) cube( [ 10, 8, 28] );
+
+        // side walls
+        translate( [ -15, -14, -2] ) rotate([0,0,0]) cube( [ 4, 28, 28] );
+        translate( [ -19, -22, -2] ) rotate([0,0,0]) cube( [ 35, 3, 28] );
+        translate( [ 16, -22, -2] ) rotate([0,0,0]) cube( [ 8, 35, 28] );
+        translate( [ -17, -22, -2] ) rotate([0,0,0]) cube( [ 30, 7, 28] );
+        
+        translate( [ -6, 2, 11] ) rotate([0,-18,0]) cube( [ 3, 5, 13] );
+
+        translate([-15.5,15.5,-2]) cylinder( h=28, r=5.5, $fn=6 );            
+        translate([-15.5,-15.5,-2]) cylinder( h=28, r=5.5, $fn=6 );    
+        translate([15.5,-15.5,-2]) cylinder( h=28, r=5.5, $fn=6 );  
+        
+        // input PTFE tube support
+        translate( [ -21, 2, 10] ) rotate([0,0,0]) cube( [ 8, 4, 13] );
+        translate( [ -26, 2, 11] ) rotate([0,25,0]) cube( [ 8, 4, 13] );
+        
+        translate( [ 16, 2, 10] ) rotate([0,0,0]) cube( [ 5, 4, 13] );
+
+        
+        
+    
+        }
+    
+        
+    // shared side wall cut
+    translate( [ -11, -20, -4] ) rotate([0,0,0]) cube( [ 22, 7, 29] );
+        
+        
+    // filament
+    translate([-50,4.25,7]) rotate([0,90,0]) cylinder( h=100, r=1, $fn=30 );  
+    
+    // filament entry    
+    translate([-15,4.25,7]) rotate([0,90,0]) cylinder( h=10, r1=2, r2=1, $fn=30 );  
+      
+    // filament PTFE tubes     
+    translate([6,4.25,7]) rotate([0,90,0]) cylinder( h=30, r=2.2, $fn=30 );     
+    translate([-44,4.25,7]) rotate([0,90,0]) cylinder( h=30, r=2, $fn=30 );     
+    translate([-51,4.25,7]) rotate([0,90,0]) cylinder( h=30, r=3, r2=2, $fn=30 );  
+    
+    // pulley distances
+    translate([0,0,1]) cylinder( h=18, r=5, $fn=30 ); 
+    translate([0,8.5,1]) cylinder( h=18, r=5, $fn=30 ); 
+    translate([1,0,12.5]) cylinder( h=6, r=5.5, $fn=30 ); 
+    translate([1,8.5,12.5]) cylinder( h=6, r=5.5, $fn=30 ); 
+    
+    translate([0,0,12.5]) cylinder( h=6, r=5.5, $fn=30 ); 
+    translate([0,8.5,12.5]) cylinder( h=6, r=5.5, $fn=30 ); 
+    translate( [-7.3, -1, 3] ) rotate([0,-5,-45]) cube( [ 5, 6, 19] );  
+    translate( [-2.8, 1, 3] ) rotate([0,-5,0]) cube( [ 5, 6, 19] );  
+    translate( [-3.3, 6, 3] ) rotate([0,-5,45]) cube( [ 5, 6, 19] );  
+    
+    translate( [4, 6.5, 3] ) rotate([0,0,45]) cube( [ 4, 4, 19] );  
+    translate( [4, -3.5, 3] ) rotate([0,0,45]) cube( [ 4, 4, 19] );  
+        
+    // idler spacing   
+    translate( [ -10, -1, -11] ) rotate([0,0,0]) cube( [ 16, 12, 15] );  
+    translate([-8,10,16.5]) rotate([0,90,90]) cylinder( h=13, r1=5, r2=6, $fn=30 );
+    translate([-8,10,4]) rotate([0,90,90]) cylinder( h=13, r1=5, r2=6, $fn=30 );    
+        
+
+    // spring tension screws
+    translate([-8,-23,16.5]) rotate([0,90,90]) cylinder( h=52, r=1.7, $fn=30 );    
+    translate([-8,-23,4]) rotate([0,90,90]) cylinder( h=52, r=1.7, $fn=30 ); 
+    translate([-8,-15,16.5]) rotate([0,90,90]) cylinder( h=18, r=1.7, $fn=30 );    
+    translate([-8,-15,4]) rotate([0,90,90]) cylinder( h=18, r=1.7, $fn=30 ); 
+
+    // spring tension nuts
+    translate( [ -25, -9, 1] ) rotate([0,0,0]) cube( [ 20, 2.2, 6] );
+    translate( [ -25, -9, 13.5] ) rotate([0,0,0]) cube( [ 20, 2.2, 6] );
+
+    // motor mounting screws
+    translate([-15.5,15.5,-3]) cylinder( h=30, r=1.6, $fn=30 );    
+    translate([15.5,15.5,-3]) cylinder( h=30, r=1.6, $fn=30 );    
+    translate([-15.5,-15.5,-3]) cylinder( h=30, r=1.6, $fn=30 );    
+    translate([15.5,-15.5,-3]) cylinder( h=30, r=1.6, $fn=30 );    
+    
+    // idler washer opening
+    translate([15.5,15.5,21.2]) cylinder( h=1, r=3.6, $fn=30 );    
+    
+    // motor mounting screw heads
+    translate([-15.5,15.5,24]) cylinder( h=4, r=3.2, $fn=30 );    
+    translate([15.5,15.5,24]) cylinder( h=4, r=3.2, $fn=30 );    
+    translate([-15.5,-15.5,24]) cylinder( h=4, r=3.2, $fn=30 );    
+    translate([15.5,-15.5,24]) cylinder( h=4, r=3.2, $fn=30 ); 
+    translate([-15.5,15.5,25.5]) cylinder( h=1, r=3.2, r2=3.8, $fn=30 );    
+    translate([15.5,-15.5,25.5]) cylinder( h=1, r=3.2, r2=3.8, $fn=30 );    
+    translate([-15.5,-15.5,25.5]) cylinder( h=1, r=3.2, r2=3.8, $fn=30 );    
+    translate([15.5,15.5,25.5]) cylinder( h=1, r=3.2, r2=3.8, $fn=30 );    
+    
+
+    // motor face
+    translate([0,0,-2]) cylinder( h=2, r=11.5, $fn=30 ); 
+
+    // top hole
+    //#translate([0,0,21]) rotate([0,0,0]) cylinder( h=6, r=9, $fn=6 );    
+    translate([-3,-6,-3]) rotate([0,0,45]) cube([5,5,50]);    
+    
+    // front wall idler round cutoff
+    translate([15.5,15.5,-3]) cylinder( h=25, r=6.5, $fn=30 );   
+   
+    // top / bottom opening hole
+    translate([-7,-4,21.9]) rotate([0,0,0]) cube([14,19,10]);    
+    translate([-3,-11,21]) rotate([0,0,0]) cube([18,13,10]); 
+ 
+    translate([-9,-4,27]) rotate([0,45,0]) cube([5,19,5]);    
+    translate([2,-4,27]) rotate([0,45,0]) cube([5,19,5]);    
+    translate([-8,15,25]) rotate([45,0,0]) cube([16,5,5]);    
+    translate([-8,-4,25]) rotate([45,0,0]) cube([16,5,5]);    
+ 
+    translate([-3,-11,25.5]) rotate([45,0,0]) cube([18,5,5]); 
+    translate([-3,2,25]) rotate([45,0,0]) cube([18,5,5]); 
+    translate([-6.5,-11.5,29]) rotate([0,45,0]) cube([5,10,5]); 
+    translate([11.5,-11.5,29]) rotate([0,45,0]) cube([5,14.5,5]); 
+ 
+    // 45 EDGES
+    translate([21,18,21]) rotate([0,0,45]) cube([10,10,10]);    
+    translate([-21,18,21]) rotate([0,0,45]) cube([10,10,10]);    
+ 
+    // shared wall opening
+    translate([3,-18,12]) rotate([90,90,0]) cylinder( h=25, r=9, $fn=6 );   
+    
+    
+    
+    // festo mounting reinforcement
+    translate([20,4.25,7]) rotate([0,90,0]) cylinder( h=3.5, r=3.9, $fn=30 );     
+    translate([23,4.25,7]) rotate([0,90,0]) cylinder( h=1.5, r=5.2, $fn=30 );     
+    translate([22,4.25,7]) rotate([0,90,0]) cylinder( h=2, r1=3.9, r2=4.55, $fn=30 );  
+ 
+ 
+
+    
+    
+    // screw heads upside down print support
+    translate( [ -15.5 , 15.5 ,27] ) rotate([0,180,0])
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        }
+    translate( [ -15.5 , -15.5 ,27] ) rotate([0,180,0])
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        }
+    translate( [ 15.5 , -15.5 ,27] ) rotate([0,180,0])
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        }        
+    translate( [ 15.5 , 15.5 ,27] ) rotate([0,180,0])
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        }        
+    }   
+    
+        translate( [ -10.1, 2, 23] ) rotate([0,60,0]) cube( [ 3, 5, 3] );   
+    
+    
+    
+    }
+
+module extruder_body()
+{    
+difference()
+{
+    extruder_body_base();
+    translate( [ -21, -25, 47] ) rotate([0,27,0]) cube( [ 55, 50, 5] );       
+    translate( [ 19, -30, 29] ) rotate([0,70,0]) cube( [ 30, 50, 8] ); 
+    
+    translate([8,-9,12]) rotate([0,90,0]) cylinder( h=25, r=1.5, $fn=50 ); 
+    translate( [ 15.5, -12, 9] )  cube( [ 4, 6, 6] ); 
+
+}
+
+}
+
+
+difference()
+    {
+
+        union()
+        {
+        extruder_body();
+        translate([0,-44,0]) mirror([0,1,0]) extruder_body();    
+        }
+        
+        translate([22,9,20]) rotate([0,65,0]) cylinder( h=1, r=2, $fn=30 ); 
+        translate([22,4,20]) rotate([0,65,0]) cylinder( h=1, r=2, $fn=30 ); 
+        translate([22,-53,20]) rotate([0,65,0]) cylinder( h=1, r=2, $fn=30 ); 
+}
+
+    
+
+ 
+
+
+
+
+

Printed-Parts/scad/extruder-idlers-mm.scad

@@ -0,0 +1,116 @@
+// PRUSA MM upgrade
+// extruder-idlers-mm
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+
+module idler()
+{
+    
+difference()
+{
+    union()
+    {
+        difference()
+        {
+            translate( [ -9, 15, -1.5] ) cube( [ 30, 8, 23] );   
+            translate( [ -10, 14, 20] ) rotate([0,-20,0]) cube( [ 10, 10, 5] );   
+            translate( [ -12, 14, -4] ) rotate([0,20,0]) cube( [ 10, 10, 5] );   
+        }
+        
+        translate([15.5,15.5,-1.5]) cylinder( h=23, r=5.5, $fn=30 );        
+        
+        //bottom axis holder
+        translate([0,8.5,0.5]) cylinder( h=3.25, r=5, $fn=30 );   
+        translate( [ -5, 8.5, 0.5] ) cube( [ 10, 7, 3.25] );   
+        
+        //upper axis holder
+        translate([0,8.5,18.25]) cylinder( h=3.5, r=5, $fn=30 );   
+        translate( [ -5, 8.5, 18.25] ) cube( [ 10, 8, 3.5] );   
+        
+        //springs
+        translate([-8,12,16.5]) rotate([0,90,90]) cylinder( h=11, r1=4, r2=5.3, $fn=30 );    
+        translate([-8,12,4]) rotate([0,90,90]) cylinder( h=11, r1=4, r2=5.3, $fn=30 );    
+        
+    }
+    
+    // drive gear cutout
+    translate([0,8.5,4]) cylinder( h=10.5, r=5.2, $fn=30 );    
+    translate([0,8.5,14]) cylinder( h=4.25, r=5.2, $fn=30 ); 
+    
+    // drive gear axis
+    translate([0,8.5,1.15]) cylinder( h=23, r=1.5, $fn=30 );  
+    translate([0,8.5,-1]) cylinder( h=26, r=0.8, $fn=30 );  
+    
+    
+    // M3 screw
+    translate([15.5,15.5,-3]) cylinder( h=30, r=1.6, $fn=30 );  
+  
+    // cutout hole
+    translate([2,30,11]) rotate([90,0,0]) cylinder( h=20, r=7, $fn=6 );  
+    
+    // washers
+    translate([15.5,15.5,-2.25]) cylinder( h=1, r=4, $fn=30 );  
+    translate([15.5,15.5,21.25]) cylinder( h=1, r=4, $fn=30 );  
+    
+    // edge
+    translate( [ 22.5, 15, -4] ) rotate([0,0,30]) cube( [ 15, 15, 30] );  
+
+
+    //spring
+    translate([-8,14,16.5]) rotate([0,90,90]) cylinder( h=15, r1=2.9,r2=3.5, $fn=30 );    
+    translate([-8,14,4]) rotate([0,90,90]) cylinder( h=15, r1=2.9,r2=3.5, $fn=30 );    
+
+    // screws
+    translate([-8,-15,16.5]) rotate([0,90,90]) cylinder( h=40, r=1.9, $fn=30 );    
+    translate([-8,-15,4]) rotate([0,90,90]) cylinder( h=40, r=1.9, $fn=30 ); 
+    
+    
+    translate( [ -20, 25, -13] ) rotate([45,0,0]) cube( [ 50, 10, 10] );  
+    translate( [ -20, 25, 19] ) rotate([45,0,0]) cube( [ 50, 10, 10] );  
+    
+    
+    // selective infill
+    difference()
+    {
+        translate([0,8.5,19.25]) cylinder( h=1.5, r=4.1, $fn=30 );   
+        translate([0,8.5,18.00]) cylinder( h=5, r=4, $fn=30 );   
+    }
+    difference()
+    {
+        translate([0,8.5,1.4]) cylinder( h=1.5, r=4.1, $fn=30 );   
+        translate([0,8.5,0.00]) cylinder( h=5, r=4, $fn=30 );   
+    }
+    #translate( [ -0, 11, 18.9] ) cube( [ 0.2, 10, 1.8] );  
+    #translate( [ 3, 11, 18.9] ) cube( [ 0.2, 10, 1.8] );
+    #translate( [ -3, 11, 18.9] ) cube( [ 0.2, 10, 1.8] );
+    
+    translate( [ -0, 11, 1.4] ) cube( [ 0.2, 10, 1.5] );  
+    translate( [ 3, 11, 1.4] ) cube( [ 0.2, 10, 1.5] );
+    translate( [ -3, 11, 1.4] ) cube( [ 0.2, 10, 1.5] );
+    
+}    
+    
+}
+ 
+translate([0,2.5,23]) rotate([-90,0,0])
+difference()
+    {
+        union()
+        {
+        idler();  
+        translate([0,0,-5]) rotate([0,180,180]) mirror([0,1,0]) idler();  
+        }    
+        translate([12,24,5]) rotate([90,0,0]) cylinder( h=2, r=2, $fn=30 );   
+        translate([12,24,15]) rotate([90,0,0]) cylinder( h=2, r=2, $fn=30 );   
+        translate([12,24,-10]) rotate([90,0,0]) cylinder( h=2, r=2, $fn=30 );   
+        
+} 
+
+
+
+
+
+

Printed-Parts/scad/superswitch-case-v2.scad

@@ -0,0 +1,106 @@
+// PRUSA MM upgrade
+// SuperSwitch-case-v2
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+
+
+
+$fn=50;
+heightY=94;
+widthX=51;
+wall=1.5;
+txt="Y";
+pcb = 14;   // pcb height over bottom
+s=0;
+
+cambox();
+module cambox(){
+    difference() {
+        translate([0,-heightY/2,0]) box(widthX,heightY,30,3,1.5);
+        // M3
+        translate([4,0,-1]) cylinder(h=5, r=1.75, center=false);
+        translate([47,0,-1]) cylinder(h=5, r=1.75, center=false);
+        // wire
+        hull(){
+            translate([15.5,heightY/2-5,30]) rotate([-90,0,0]) cylinder(h=10, r=3.5, center=false);;
+            translate([15.5,heightY/2-5,23]) rotate([-90,0,0]) cylinder(h=10, r=3.5, center=false);;
+        }
+        hull(){
+            translate([25.5,-heightY/2-5,30]) rotate([-90,0,0]) cylinder(h=10, r=1.75, center=false);;
+            translate([25.5,-heightY/2-5,25]) rotate([-90,0,0]) cylinder(h=10, r=1.75, center=false);;
+        }
+        translate([widthX/2-5,0,-2]) rotate([0,0,0])  cylinder(20,20,20,$fn=3);
+        translate([widthX/2+5,25,-2]) rotate([0,0,180])  cylinder(20,20,20,$fn=3);
+        translate([widthX/2+5,-25,-2]) rotate([0,0,180])  cylinder(20,20,20,$fn=3);
+
+        translate([widthX/2-13,heightY/2-14,0.5]) {rotate([0,0,0]){
+            linear_extrude(height = wall+2, center = false, convexity = 5, twist = 0, slices = 20, scale = 1.0) {
+            text(text = "UP", font = "Marsh:style=Stencil", halign="center", size=7);
+        }}}
+        translate([widthX/2-12,-heightY/2+10,-2]) rotate([0,0,0])  cylinder(8,8,8,$fn=3);
+    }
+    translate([4,0,1.5]) rotate([0,0,180])support(3.5,3,1); 
+    translate([47,0,1.5]) rotate([0,0,0])support(3.5,3,1);
+    difference() {
+        union() {
+            
+            translate([4,0.9,20]) rotate([0,0,180]) triangle(0,4,1);
+            translate([4,-heightY/2+14.9,20]) rotate([0,0,180]) triangle(0,4,1);
+            translate([widthX,0.9,20]) rotate([0,0,180]) triangle(0,4,1);
+            translate([widthX,-heightY/2+14.9,20]) rotate([0,0,180]) triangle(0,4,1);
+        }
+        translate([4.3,0,20]) rotate([0,45,0])cube([6,heightY-6,6], center=true);           
+        translate([widthX-4.3,0,20]) rotate([0,45,0])cube([6,heightY-6,6], center=true);           
+    }
+
+    difference() {
+        translate([widthX/2,heightY/2-5,12]) rotate([0,0,90])support(2.8,15,2);
+        translate([widthX/2,heightY/2-8,13]) rotate([0,45,90]) cube([15,10,10], center=true);
+    }    
+}
+
+
+
+module triangle(long, width, ukos){
+   translate([0,8,-0.5]) cube([width,long,8+0.5], center=false);
+    difference() {
+        cube([width,8,8], center=false);
+        translate([-1,3,-5]) rotate([30,0,0])cube([6,6,13], center=false);
+        if (ukos==1) { 
+        }
+    }
+}
+
+module support(mx,v,d){   // M3 height
+    difference() {
+        hull() {
+           cylinder(h=v, r=mx, center=false);
+           translate([mx+d,-mx,s]) cube([1,mx*2,v], center=false);
+        }
+        translate([0,0,-0.1]) cylinder(h=v+0.2, r=mx/2, center=false);
+    }
+}
+
+module box(x,y,z,zz,s){   // x y z - round edges
+    difference() {
+        union() {
+            hull() {
+                translate([zz,zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([x-zz,zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([zz,y-zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([x-zz,y-zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+            }
+        }
+        hull() {
+            translate([zz,zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([x-zz,zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([zz,y-zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([x-zz,y-zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+        }
+    }
+}
+
+

Printed-Parts/scad/superswitch-case.scad

@@ -0,0 +1,193 @@
+// PRUSA MM upgrade
+// SuperSwitch-case
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+module holder_box()
+{
+    difference()
+    {
+    translate([0,-20,18]) rotate([0,0,0]) cube([10,3,7]);
+    translate([6,-20,14]) rotate([0,-45,0]) cube([15,5,5]);
+    translate([-1,-17,14]) rotate([45,0,0]) cube([15,6,5]);
+    }
+}
+
+module box()
+{
+
+
+difference()
+{
+
+union()
+{
+    //back plate
+    translate([-65,-25,0]) rotate([0,0,0]) cube([130,53,2]);
+
+    difference()
+    {
+        translate([-65,-25,0]) rotate([0,0,0]) cube([130,53,30]);
+        translate([-63,-23,0]) rotate([0,0,0]) cube([126,49,32]);
+    }
+    
+    translate([-50,-13.5,0]) cube([100,2,5]);
+    translate([-50,13.5,0]) cube([100,2,5]);
+
+    translate([-46,-12.5,0]) cylinder( h=6, r=5, $fn=60 );
+    translate([-46,14.5,0]) cylinder( h=6, r=5, $fn=60 );
+    translate([46,-12.5,0]) cylinder( h=6, r=5, $fn=60 );
+    translate([46,14.5,0]) cylinder( h=6, r=5, $fn=60 );
+    translate([-12,-21,0]) cylinder( h=4, r=3, $fn=60 );
+    translate([-12,22,0]) cylinder( h=4, r=3, $fn=60 );
+    
+    //corners
+    translate([-65,14,0]) rotate([0,0,45]) cube([20,20,30]);
+    translate([-65,-39,0]) rotate([0,0,45]) cube([20,20,30]);
+    translate([65,14,0]) rotate([0,0,45]) cube([20,20,30]);
+    translate([65,-39,0]) rotate([0,0,45]) cube([20,20,30]);
+    
+}
+
+
+    //corners cut
+    translate([-67,16,-1]) rotate([0,0,45]) cube([20,20,33]);
+    translate([-67,-41,-1]) rotate([0,0,45]) cube([20,20,33]);
+    translate([67,16,-1]) rotate([0,0,45]) cube([20,20,33]);
+    translate([67,-41,-1]) rotate([0,0,45]) cube([20,20,33]);
+
+    translate([65,-41,-1]) rotate([0,0,0]) cube([20,90,35]);
+    translate([-85,-41,-1]) rotate([0,0,0]) cube([20,90,35]);
+    translate([-80,-45,-1]) rotate([0,0,0]) cube([150,20,35]);
+    translate([-80,28,-1]) rotate([0,0,0]) cube([150,20,35]);
+
+
+    translate([-46,-12.5,-1]) cylinder( h=10, r=1.5, $fn=60 );
+    translate([-46,14.5,-1]) cylinder( h=10, r=1.5, $fn=60 );
+    translate([46,-12.5,-1]) cylinder( h=10, r=1.5, $fn=60 );
+    translate([46,14.5,-1]) cylinder( h=10, r=1.5, $fn=60 );
+
+    translate([-46,-12.5,-1]) cylinder( h=5, r=3.2, $fn=60 );
+    translate([-46,14.5,-1]) cylinder( h=5, r=3.2, $fn=60 );
+    translate([46,-12.5,-1]) cylinder( h=5, r=3.2, $fn=60 );
+    translate([46,14.5,-1]) cylinder( h=5, r=3.2, $fn=60 );
+
+    translate([-46,-12.5,-1]) cylinder( h=2, r1=4, r2=3, $fn=60 );
+    translate([-46,14.5,-1]) cylinder( h=2, r1=4, r2=3, $fn=60 );
+    translate([46,-12.5,-1]) cylinder( h=2, r1=4, r2=3, $fn=60 );
+    translate([46,14.5,-1]) cylinder( h=2, r1=4, r2=3, $fn=60 );
+
+    // frame mounting holes
+    translate([-12,-21,-1]) cylinder( h=15, r=1.7, $fn=60 );
+    translate([-12,22,-1]) cylinder( h=15, r=1.7, $fn=60 );
+    translate([-12,-21,4]) cylinder( h=8, r=3, $fn=60 );
+    translate([-12,22,4]) cylinder( h=4, r=3, $fn=60 );
+    translate([-12,-21,-4]) cylinder( h=5, r1=4, r2=1.7,$fn=60 );
+    translate([-12,22,-4]) cylinder( h=5, r1=4, r2=1.7,$fn=60 );
+    
+    // cut off
+    translate([-25,0,-1]) cylinder( h=15, r=11, $fn=6 );
+    translate([-15,0,-1]) cylinder( h=15, r=11, $fn=6 );
+    translate([30,0,-1]) cylinder( h=15, r=11, $fn=6 );
+    translate([15,0,-1]) cylinder( h=15, r=11, $fn=6 );
+    translate([20,0,-1]) cylinder( h=15, r=11, $fn=6 );
+    
+    translate([54,0,-1]) cylinder( h=15, r=8, $fn=6 );
+    translate([-53,0,-1]) cylinder( h=15, r=8, $fn=6 );
+    
+    // M3 nut
+    translate([71,2,21]) rotate([0,0,90]) cube([6,15,2.5]);
+    
+    // wires to rambo hole
+    difference()
+    {
+    translate([-74,2,8]) rotate([0,90,0]) cylinder( h=15, r=8, $fn=6 );
+    translate([-80,-10,6]) rotate([0,90,0]) cube([20,30,30]);
+    }
+    
+    // wires to motor hole
+    translate([60,-7,18]) rotate([0,90,0]) cylinder( h=15, r=7, $fn=6 );
+    
+     translate( [ -46 , -12.5 ,1] ) 
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        } 
+    translate( [ -46 , 14.5 ,1] ) 
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        } 
+    translate( [ 46 , -12.5 ,1] ) 
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        } 
+    translate( [ 46 , 14.5 ,1] ) 
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        } 
+        
+    translate([53.7,5,27]) cylinder( h=5, r=10, $fn=60 );
+}
+
+    // wires to rambo hole shield
+    difference()
+    {
+        translate([-74,2,8]) rotate([0,90,0]) cylinder( h=11, r=10, $fn=6 );
+        translate([-80,2,8]) rotate([0,90,0]) cylinder( h=25, r=8, $fn=6 );
+        translate([-80,-10,6]) rotate([0,90,0]) cube([20,30,30]);
+        translate([-80,-10,17]) rotate([0,70,0]) cube([20,30,10]);
+    }
+    
+    
+
+    // door mounts
+    translate([0,-3,5]) holder_box();
+    translate([-56,-3,5]) holder_box();
+    translate([-56,6,5]) mirror([0,1,0]) holder_box();
+    translate([0,6,5]) mirror([0,1,0]) holder_box();
+    
+    
+    // M3 screw for doors
+    difference()
+    {
+        union()
+        {
+            translate([59,5,2]) rotate([0,0,90]) cylinder( h=25, r=5, $fn=6 );
+            translate([63,0,2]) rotate([0,0,90]) cube([10,4,25]);
+        }
+        translate([59,5,17]) cylinder( h=25, r=1.6, $fn=60 );
+        translate([59,5,29]) cylinder( h=5, r1=1.6, r2=3, $fn=60 );
+        translate([58,-5,-5]) rotate([0,-30,0]) cube([10,20,25]);
+        translate([71,2,21]) rotate([0,0,90]) cube([6,15,2.5]);
+    }
+    
+
+}
+
+
+
+
+ 
+ 
+box();
+
+
+
+
+
+
+
+ 
+
+
+
+

Printed-Parts/scad/superswitch-cover-v2.scad

@@ -0,0 +1,78 @@
+// PRUSA MM upgrade
+// SuperSwitch-cover-v2
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+$fn=50;
+heightY=94;
+widthX=51;
+wall=1.5;
+txt="Y";
+pcb = 14;   // pcb height over bottom
+
+boxtop(51,heightY,2,3,1.5);
+
+
+module triangle(long, width, ukos){
+   translate([0,8,-0.5]) cube([width,long,8+0.5], center=false);
+    difference() {
+        cube([width,8,8], center=false);
+        translate([-1,3,-5]) rotate([30,0,0])cube([6,6,13], center=false);
+        if (ukos==1) { 
+        }
+    }
+}
+
+module boxtop(x,y,z,zz,s){
+difference() {
+    union() {    
+        box(x,y,s,zz,s);
+        translate([1.1*s,1.1*s,0]) box(x-2.5*s,y-2.5*s,2*s,zz,s);
+        translate([widthX/2,heightY-5,0]) rotate([0,0,180]) cylinder(h=s+3, r=4, center=false);
+    }
+    translate([widthX/2,heightY-5,-2]) rotate([0,0,180]) cylinder(h=10, r=1.6, center=false);
+        translate([widthX/2,heightY-5,-1]) rotate([0,0,180]) cylinder(h=4, r=3, center=false);
+        translate([widthX/2,heightY-5,1]) rotate([0,0,180]) cube([5.2,3.2,5], center=true); 
+    
+        translate([widthX/2,92.2,8.6]) rotate([45,0,0])cube([widthX,8,12], center=true);           
+        // TXT
+        translate([widthX/2,heightY/2-12,3]){rotate([0,180,0]){
+            linear_extrude(height = wall+2, center = false, convexity = 5, twist = 0, slices = 20, scale = 1.0) {
+
+        }}}
+}
+    difference() {
+        union() {    
+        translate([0.15,heightY/2-7,1]) rotate([0,0,0]) triangle(4,3,0);
+        translate([0.15,7,1]) rotate([0,0,0]) triangle(4,3,0);
+
+        translate([widthX-3.6,heightY/2-7,1]) rotate([0,0,0]) triangle(4,3,0);
+        translate([widthX-3.6,7,1]) rotate([0,0,0]) triangle(4,3,0);
+        }
+        translate([widthX/2,20,8]) rotate([45,0,0])cube([widthX,8,12], center=true);           
+        translate([widthX/2,55,8]) rotate([45,0,0])cube([widthX,8,12], center=true);           
+        translate([widthX/2,90,8]) rotate([45,0,0])cube([widthX,8,12], center=true);           
+    }
+}
+
+module box(x,y,z,zz,s){   // x y z - round edges
+    difference() {
+        union() {
+            hull() {
+                translate([zz,zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([x-zz,zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([zz,y-zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+                translate([x-zz,y-zz,0]) cylinder(h=z, r=zz+s, center=false, $fn=4);
+            }
+        }
+        hull() {
+            translate([zz,zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([x-zz,zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([zz,y-zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+            translate([x-zz,y-zz,s]) cylinder(h=z, r=zz, center=false, $fn=4);
+        }
+    }
+}
+

Printed-Parts/scad/superswitch-cover.scad

@@ -0,0 +1,69 @@
+// PRUSA MM upgrade
+// SuperSwitch-cover
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+module holder_doors()
+{
+    difference()
+    {
+    translate([10,-20,17]) rotate([0,0,0]) cube([10,3,7]);
+    translate([6,-20,14]) rotate([0,-45,0]) cube([15,5,5]);
+    
+    }
+}
+module doors()
+{
+    difference()
+    {
+        union()
+        {
+        translate([-65,-25,30]) rotate([0,0,0]) cube([130,53,2]);
+        translate([59,5,27]) cylinder( h=5, r=5, $fn=60 );   
+        }
+        //corners
+        translate([-67,16,1]) rotate([0,0,45]) cube([20,20,33]);
+        translate([-67,-41,1]) rotate([0,0,45]) cube([20,20,33]);
+        translate([67,16,1]) rotate([0,0,45]) cube([20,20,33]);
+        translate([67,-41,1]) rotate([0,0,45]) cube([20,20,33]);
+    
+        // M3 screw
+        translate([59,5,17]) cylinder( h=45, r=1.6, $fn=60 );     
+        translate([59,5,29]) cylinder( h=3.5, r=3.2, $fn=60 );     
+    
+        translate([58.5,-0,21.3]) rotate([0,30,0]) cube([10,10,10]);   
+        translate([62.8,-0,20])  cube([10,10,10]);   
+       
+       translate( [ 59 , 5 ,32] ) rotate([0,180,0])
+        {
+            intersection(){cylinder(r=3.2, h=10, $fn=30);
+            translate( [ 0 , 0 , 2.5 ] ) cube([3.8,8,2], center=true);}
+            translate( [ 0 , 0 , 3 ] ) cube([3.8,3.8,2], center=true);
+        } 
+        
+        
+    }
+
+    translate([-55,-19.5,27]) cube([110,1,3]);
+    translate([-55,21.5,27]) cube([110,1,3]);
+    
+    // holders
+    difference()
+    {
+            union()
+            {
+            translate([-4.8,-2.5,7]) holder_doors();
+            translate([-60.8,-2.5,7]) holder_doors();
+            translate([-4.8,42.5,7]) holder_doors();
+            translate([-60.8,42.5,7]) holder_doors();
+            }
+        translate([11,-40,23]) rotate([0,45,0]) cube([10,80,10]);
+        translate([-45,-40,23]) rotate([0,45,0]) cube([10,80,10]);
+    }
+    
+    }
+
+
+doors();

Printed-Parts/scad/y-splitter.scad

@@ -0,0 +1,85 @@
+// PRUSA MM upgrade
+// Y-Splitter
+// GNU GPL v3
+// Josef Průša <iam@josefprusa.cz> and contributors
+// http://www.reprap.org/wiki/Prusa_Mendel
+// http://prusamendel.org
+
+ module festo_cut()
+ {
+    translate([0,0,-37]) cylinder( h=72, r=1.0, $fn=30 );
+    translate([0,0,-23]) cylinder( h=25, r1=1.65, r2=2,$fn=30 );  
+    translate([0,0,-25]) cylinder( h=2.2, r1=1, r2=1.4,$fn=30 );  
+    
+    translate([0,0,-3]) cylinder( h=3, r1=1.25, r2=1.5, $fn=30 );  
+    translate([0,0,0]) cylinder( h=6, r=2.15, $fn=30 );
+    translate([0,0,5]) cylinder( h=1.5, r=5, $fn=30 );
+    translate([0,0,2]) cylinder( h=3.1, r=3.75, $fn=30 ); 
+    translate([0,0,4]) cylinder( h=3, r1=3.75, r2=4.25, $fn=30 ); 
+    
+    translate([-10,-10,5]) cube([20,20,5]) ;
+ }
+  module festo_bottom_cut()
+ {
+    
+    translate([0,0,-1]) cylinder( h=4.5, r=2.15, $fn=30 );
+    translate([0,0,3]) cylinder( h=0.8, r=2.15, r2=2.3,, $fn=30 );
+    translate([-15,-15,3.5]) cube([30,30,5]) ;
+ }
+ 
+ 
+module final_part()
+{
+     
+ difference()
+ {
+    
+        union()
+        { 
+            translate([-11,-11,-18.2]) cube([22,22,30]);
+            translate([-11,0,-38]) cube([22,11,30]);  
+            difference()
+            {
+                translate([-7,-4,-35]) cube([14,15,17]) ;         
+                
+                translate([-15,-20,-36]) rotate([0,0,45]) cube([20,20,20]) ;         
+                translate([15,-20,-36]) rotate([0,0,45]) cube([20,20,20]) ;         
+
+                translate([15,1,-36]) rotate([0,0,45]) cube([20,20,20]) ;                     
+                translate([-15,1,-36]) rotate([0,0,45]) cube([20,20,20]) ;                     
+            }
+        }
+            
+        
+    translate([-4.4,-4.4,5]) rotate([7,-7,0]) festo_cut();
+    translate([4.4,-4.4,5]) rotate([7,7,0]) festo_cut();
+    translate([-4.4,4.4,5]) rotate([-7,-7,0]) festo_cut();
+    translate([4.4,4.4,5]) rotate([-7,7,0]) festo_cut();
+     
+    translate([0,0,-34]) cylinder( h=7, r=1.15, r2=1.3, $fn=30 );
+    translate([0,0,-41]) cylinder( h=10, r=2.15, $fn=30 );
+    translate([0,0,-38]) cylinder( h=5, r1=3, r2=2.15, $fn=30 );
+    translate([0,0,-39]) cylinder( h=4, r=7, $fn=30 );
+
+
+    translate([-14,-20,-30]) rotate([0,0,45]) cube([10,10,50]);   
+    translate([-14,6,-40]) rotate([0,0,45]) cube([10,10,50]);   
+    translate([14,-20,-30]) rotate([0,0,45]) cube([10,10,50]);   
+    translate([14,6,-40]) rotate([0,0,45]) cube([10,10,50]);   
+
+
+    translate([-3,0,0]) rotate([0,-5,0]) translate([-13,-1,-40]) rotate([0,0,60]) cube([20,10,60]);      
+    translate([-4.5,18,0]) rotate([0,5,0]) translate([10,-1,-40]) rotate([0,0,-60]) cube([20,10,60]);      
+    
+   translate([-25,-6,-14]) rotate([0,90,0]) cylinder( h=50, r=1.5, $fn=30 );
+   translate([10.5,5,5]) rotate([0,90,0]) cylinder( h=2, r=1.5, $fn=30 );
+   translate([10.5,1,5]) rotate([0,90,0]) cylinder( h=2, r=1.5, $fn=30 );
+   translate([-12.5,5,5]) rotate([0,90,0]) cylinder( h=2, r=1.5, $fn=30 );
+   translate([-12.5,1,5]) rotate([0,90,0]) cylinder( h=2, r=1.5, $fn=30 );
+
+ }
+ }
+ 
+  
+final_part();
+ 

README.md

@@ -1,4 +1,4 @@
-# Original Prusa i3 MK2
+# Original Prusa i3 MK2 + Multi Material upgrade
 
 
 Original Prusa i3 MK2 is a 3D printer project maintained by PRUSA RESEARCH.
@@ -10,5 +10,5 @@ This repository contains SCAD files and STLs of the printed parts.
 
  * Prusa Research website : http://prusa3d.com
  * Product page : http://shop.prusa3d.com/en/3d-printers/59-original-prusa-i3-mk2-kit.html
- * Build manual : http://manual.prusa3d.com/c/English_manuals
+ * Build manual : http://manual.prusa3d.com/c/Original_Prusa_i3_MK2_kit_assembly
  * Firmware : https://github.com/prusa3d/Prusa-Firmware