i3-idler.scad

   1 module extruder_idler_base(){\r
   2  translate([1.25,0,0]) union() {\r
   3         cube([22,42+11,8.2+3]);\r
   4         translate([0, 42/2, 7.2])\r
   5                 scale([1, 3, 1])\r
   6                 rotate([0, 90, 0])\r
   7                 cylinder(h = 22,r = 5.5);\r
   8 }\r
   9         \r
  10 }\r
  11 \r
  12 module extruder_idler_holes(){\r
  13  translate([12,21,0]){\r
  14   // Main cutout\r
  15   cube([11,23,30], center=true);\r
  16   // Idler shaft\r
  17   // translate([-12,0,4.1+2])rotate([0,90,0])cylinder(r=4.1, h=24);\r
  18   translate([-12,0,4.6+2])rotate([0,90,0])cylinder(r=4.0, h=24);\r
  19   // Screw holes\r
  20   //translate([7,-16,-1]) cylinder(r=2.2, h=24);\r
  21   //translate([-7,-16,-1]) cylinder(r=2.2, h=24);\r
  22   hull() {\r
  23     translate([7,17,-1]) cylinder(r=2.2, h=24);\r
  24     translate([7,17,-1]) rotate([10,0,0]) cylinder(r=2.2, h=24);\r
  25   }\r
  26   hull() {\r
  27     translate([-7,17,-1]) cylinder(r=2.2, h=24);\r
  28     translate([-7,17,-1]) rotate([10,0,0]) cylinder(r=2.2, h=24);\r
  29   }\r
  30  }\r
  31 }\r
  32 \r
  33 \r
  34 // Idler final part\r
  35 module idler(){\r
  36  difference(){\r
  37   extruder_idler_base();\r
  38   extruder_idler_holes();\r
  39   translate([0,41,-1]) cube(size=[25,20,20]); // <<<\r
  40  }\r
  41 }\r
  42 \r
  43 idler();\r
  44 translate([0,-6,0]) screwholder();\r
  45 \r
  46 //module screwholder() {\r
  47         //difference() {\r
  48                 //hull() {\r
  49                 //      translate([4,0,0]) cylinder(r=4,h=5);\r
  50                 //      translate([20,0,0]) cylinder(r=4,h=5);\r
  51                 //}\r
  52                 //translate([5,0,-1])cylinder(r=2.2, h=24);\r
  53                 //translate([19,0,-1])cylinder(r=2.2, h=24);\r
  54                 //translate([5,0,2])cylinder(r=6/2, h=24);\r
  55                 //translate([19,0,2])cylinder(r=6/2, h=24);\r
  56 //}\r
  57 //}\r