miniCommodore/base.scad at master · retro16/miniCommodore · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
include <globals.scad>;


module base(switch) {
  scale([1.05, 1.05, 1]) {
    difference() {
      import(file="sources/base.stl");
      scale([0.92, 0.92, 0.92]) {
        import(file="sources/base.stl");
      }
    }
  }
  if(switch == 1) {
    kbSupport();
  }
}

module kbSupport() {
  supportDiam = kbAxisDiam + 0.2;
  supportSide = kbAxleSupportSide - kbAxisDiam;
  translate([-6.7, -10, 0.6])
  rotate([90+13, 0, 0])
  rotate([0, 0, 225]) {
    difference() {
      union() {
        cube([supportSide, supportSide, kbAxleSupportWidth+1]);
        translate([0, 0, kbAxleSupportSpacing + 1.5])
          cube([supportSide, supportSide, kbAxleSupportWidth+1]);
      }
      moveIn =  supportDiam/2 + 0.6;
      translate([moveIn, moveIn, -0.1])
        cylinder(d=supportDiam, h=15, $fn=100);

      // Remove top of hole for axle
      translate([-8, -3.8, -0.1]) {
        rotate([0, 0, -45]) {
          cube([10, 10, 10]);

        }
      }
      // Remove opposite corner to make it flat
      translate([-1, 6, -0.1]) {
        rotate([0, 0, -45]) {
          cube([10, 10, 10]);

        }
      }
    }
    // add a support
    difference() {

      translate([-1, 6, -0.1]) {
        rotate([0, 0, -45]) {
          cube([10, 4, 10]);
        }
      }
      // cut support bottom
      translate([0, 8.4, -1]) {
        rotate([0, 0, -45]) {
          rotate([13, 0, 0]) {
            cube([15, 10, 12]);
          }
        }
      }
    }
 }

  translate([3, -15.7, -7])  {
    switchSupport();
    translate([-24.5, 0, 0])  {
      switchSupport();
    }
  }

}

module switchSupport() {
  switchX = 4;
  switchY = 6.35;
  switchDownZ = 2.1;
  switchFootX = switchX + 1;
  switchFootY = switchY + 1;
  switchFootZ = 5.75;
  pinX = 1.8;


  difference() {
    rotate([13, 0, 0]) {
      difference()
      {
        cube([switchFootX, switchFootY, switchFootZ]);
        // hole for switch
        translate([(switchFootX - switchX) / 2, (switchFootY - switchY) / 2, switchFootZ - switchDownZ])
        {
          cube([switchX, switchY, switchFootZ]);
        }
        // slots for switch pins
      translate([(switchFootX - pinX) / 2, -2, switchFootZ - switchDownZ]){
          cube([pinX, 2 * switchFootY, 5]);
        }
      }
    }
    // cut bottom
    translate([-10, -10, 0])
      cube([20, 20, 2]);
  }
}