Problem with comparison.
/Modules/ARM/ODROID-U3/CAD/Board_support.scad |
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0,0 → 1,100 |
pedestal_height = 13; |
mount_hole = 3.5; |
clear = 0.175; |
nut_size = 6.6; |
difference () { |
// translate ([-1,-16,0]) |
cube([50,100,pedestal_height]); |
//mount holes for ODROID U3 |
// translate ([3.5,3.5,5]) |
// cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
translate ([4.5,4.5 + 76 ,0]) |
rotate([0,0,90]) |
cylinder (h = pedestal_height ,r= nut_size/2 + clear, $fn=6); |
// translate ([3.5+41,3.5,0]) |
// cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
translate ([4.5+41,4.5 + 76,0]) |
rotate([0,0,90]) |
cylinder (h = pedestal_height,r= nut_size/2 + clear, $fn=6); |
/// Two holes for other side of ODROID-U3 PCB. Code is not used because the position of holes is practically identical with position of MLAB holes in grid. |
// translate ([3.5,3.5+76,0]) |
// cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
// translate ([3.5+41,3.5+76,0]) |
// cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
// MLAB grid holes |
for (i = [0 : 6]) { |
for (j = [0 : 7]) { |
translate ([4.5 + j*10.16, 4.5 + i*10.16,0]) |
cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
translate ([4.5 + j*10.16, 4.5 + i*10.16, 3.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
cylinder (h = pedestal_height /3, r= mount_hole/2, $fn=10); |
translate ([4.5 + j*10.16, 4.5 + i*10.16, 6.3]) |
cylinder (h = 10, r= nut_size/2, $fn=6); |
} |
} |
//////////////////////////////////// |
translate ([0, 40 , pedestal_height - 4.5]) // HOLE for ODROD's jack connector, SD card and eMMC. |
cube([48,35,5]); |
translate ([4,6, pedestal_height - 4.5]) // ODROIDs passive components hole. |
cube([42,27,5]); |
//////////////////////////////////////// |
//// lightening central holes |
translate ([11,11, 0]) // ODROIDs passive components hole. |
cube([28,19,pedestal_height ]); |
translate ([11,42, 0]) // ODROIDs passive components hole. |
cube([28,27,pedestal_height ]); |
////// |
// MLAB electrical adapter part |
/////// |
difference () { |
translate ([8,74.9,pedestal_height - 11]) // Holes for MLAB's adapter connectors. |
cube([34,17.1,20]); |
translate ([25,85.78,0]) |
cylinder (h = 30, r= nut_size*0.7, $fn=20); |
} |
translate ([42,84,pedestal_height - 11]) // Holes for MLAB's adapter connectors. |
cube([34,8,20]); |
translate ([8,92,pedestal_height - 11]) // Holes for MLAB's adapter connectors. |
cube([34,8,20]); |
translate ([-2,74.9, pedestal_height - 8.3]) // Hole for MLAB PCB |
cube([55,25.1,20]); |
translate ([25,85.78,0]) |
cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
translate ([25,85.78,3.2]) |
cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
translate ([4.68,85.78 + 10.16,0]) |
cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
translate ([4.68,85.78 + 10.16,3.2]) |
cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
translate ([45.32,85.78 + 10.16,0]) |
cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
translate ([45.32,85.78 + 10.16,3.2]) |
cylinder (h = pedestal_height + clear,r= mount_hole/2, $fn=10); |
} |