| 4484 |
kaklik |
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pedestal_height = 13; // designed for use the MLAB standard 12mm screws. |
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mount_hole = 3.5; |
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clear = 0.175; |
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nut_size = 6.6; |
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inch = 25.4; // dimensions of mesa card are documented in inches therefore a conversion is needed. |
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MLAB_grid = 10.16; |
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x_size = 4 * inch; |
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y_size = 4 * inch; |
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x_holes = floor((x_size - 10) / MLAB_grid); |
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y_holes = floor((y_size - 20) / MLAB_grid); |
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MLAB_grid_xoffset = (x_size - (x_holes * MLAB_grid))/2; |
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MLAB_grid_yoffset = (y_size - (y_holes * MLAB_grid))/2; |
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7i90HD_holes_offset = 0.15 * inch; |
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7i90HD_holes_xdistance = 3.7 * inch; |
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7i90HD_holes_ydistance = 3.7 * inch; |
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difference () { |
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cube([x_size, y_size,pedestal_height]); // base plastics brick |
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24 |
//mount holes for 7i90HD |
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translate ([7i90HD_holes_offset, 7i90HD_holes_offset,0]) |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([7i90HD_holes_offset, 7i90HD_holes_offset, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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translate ([7i90HD_holes_offset + 7i90HD_holes_xdistance, 7i90HD_holes_offset, 0]) |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([7i90HD_holes_offset + 7i90HD_holes_xdistance, 7i90HD_holes_offset, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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35 |
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translate ([7i90HD_holes_offset, 7i90HD_holes_offset + 7i90HD_holes_ydistance,0]) |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([7i90HD_holes_offset, 7i90HD_holes_offset + 7i90HD_holes_ydistance, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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40 |
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| 4489 |
kaklik |
41 |
translate ([2.35 * inch, 7i90HD_holes_offset + 7i90HD_holes_ydistance,0]) // middle holes |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([2.35 * inch, 7i90HD_holes_offset + 7i90HD_holes_ydistance, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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45 |
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translate ([2.35 * inch, 7i90HD_holes_offset, 0]) // middle holes |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([2.35 * inch, 7i90HD_holes_offset, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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49 |
cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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50 |
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| 4484 |
kaklik |
51 |
translate ([7i90HD_holes_offset + 7i90HD_holes_xdistance, 7i90HD_holes_offset + 7i90HD_holes_ydistance,0]) |
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cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
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translate ([7i90HD_holes_offset + 7i90HD_holes_xdistance, 7i90HD_holes_offset + 7i90HD_holes_ydistance, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
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///////////////////////////////////////// |
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// holes for components at the bottom side of the PCB. |
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translate ([0, 17 , pedestal_height - 3]) // RS422 IO connector |
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cube([17, 18, 5]); |
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translate ([1, 42 , pedestal_height - 3]) // W3 jumper |
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cube([3, 8, 5]); |
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translate ([49, 2 , pedestal_height - 3]) // W6 jumper |
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cube([3, 8, 5]); |
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translate ([49, 91 , pedestal_height - 3]) // W1 jumper |
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cube([3, 8, 5]); |
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translate ([57, 18 , pedestal_height - 3]) // P1 jumper |
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cube([6, 65, 5]); |
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translate ([76, 18 , pedestal_height - 3]) // P2 jumper |
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cube([6, 65, 5]); |
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translate ([93.5, 18 , pedestal_height - 3]) // P3 jumper |
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cube([6, 65, 5]); |
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| 4489 |
kaklik |
80 |
translate ([4, 9 , pedestal_height - 3]) // P7 Power connector |
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cube([4, 7, 5]); |
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translate ([5, 56 , pedestal_height - 3]) // P4 interface connector |
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cube([6, 34, 5]); |
| 4484 |
kaklik |
85 |
//////////////////////////////////////// |
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// MLAB grid holes |
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grid_list = [for (j = [MLAB_grid_xoffset : MLAB_grid: x_size - MLAB_grid_xoffset], i = [MLAB_grid_yoffset :MLAB_grid: y_size - MLAB_grid_yoffset ]) |
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if (!(j>10 && i>20 && j<90 && i<90)) // exception for board mount holes |
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[j, i] ]; |
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for (j = grid_list) { |
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translate (concat(j, [0])) |
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cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
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translate (concat(j, [3.2])) // one solid layer for slicer (the holes will be pierced on demand ) |
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cylinder (h = pedestal_height /3, r= mount_hole/2, $fn=10); |
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translate (concat(j, [6.0])) |
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cylinder (h = 10, r= nut_size/2, $fn=6); |
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} |
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101 |
//// lightening central holes |
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102 |
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translate ([11,15, 0]) |
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cube([45,72,pedestal_height ]); |
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// translate ([12.5,42, 0]) |
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// cube([71,40,pedestal_height ]); |
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} |
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