| 1,98 → 1,74 |
|---|
| use <./../../../../../../Library/Graphics/MLAB_logo.scad> |
| |
| pedestal_height = 13; // designed for use the MLAB standard 12mm screws. |
| x_size = 87; |
| y_size = 58; |
| mount_hole = 3.5; |
| clear = 0.175; |
| nut_size = 6.6; |
| nut_size = 6.8; |
| nut_size25 = 6.1; |
| MLAB_grid = 10.16; |
| |
| MLAB_grid_xoffset = 3.6; |
| MLAB_grid_yoffset = 1.5; |
| x_holes = floor(x_size / MLAB_grid); |
| y_holes = floor(y_size / MLAB_grid); |
| |
| MLAB_grid_xoffset = (x_size - (x_holes * MLAB_grid))/2; |
| MLAB_grid_yoffset = (y_size - (y_holes * MLAB_grid))/2; |
| |
| difference () { |
| // translate ([-1,-16,0]) |
| cube([58,87,pedestal_height]); |
| cube([x_size, y_size ,pedestal_height]); // base plastics brick |
| |
| //mount holes for ODROID |
| //mount holes for Raspberry Pi model A/B |
| |
| translate ([4.5, 4.5,0]) |
| cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
| translate ([4.5, 4.5, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
| translate ([26.5, 19, 0]) |
| rotate([0,0,90]) |
| cylinder (h = 6, r= nut_size25/2, $fn=6); |
| translate ([26.5, 19, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= 3.0/2, $fn=30); |
| |
| translate ([4.5 + 49, 4.5,0]) |
| cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
| translate ([4.5 + 49, 4.5, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
| translate ([81, 44.5, 0]) |
| rotate([0,0,90]) |
| cylinder (h = 6, r= nut_size25/2, $fn=6); |
| translate ([81, 44.5, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= 3.0/2, $fn=30); |
| |
| translate ([4.5, 4.5 + 58,0]) |
| cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
| translate ([4.5, 4.5 + 58, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
| |
| translate ([4.5 + 49, 4.5 + 58,0]) |
| cylinder (h = 6, r= (nut_size+clear)/2, $fn=6); |
| translate ([4.5 + 49, 4.5 + 58, 6.2]) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height, r= mount_hole/2, $fn=10); |
| |
| //////////////////////////////////// |
| translate ([1, 66 , pedestal_height - 4.5]) // HOLE for USB and Ethernet connectors |
| cube([55,18,5]); |
| |
| translate ([15, 8 , pedestal_height - 3.5]) // HOLE for Passive components |
| cube([41,50,5]); |
| |
| translate ([9, 1.5 , pedestal_height - 2]) // HOLE for Passive components |
| cube([40,10,5]); |
| |
| translate ([22, 0 , pedestal_height - 2]) // SD Card |
| cube([13,16,5]); |
| |
| translate ([2, 8 , pedestal_height - 1.7]) // IO connector |
| cube([4.5,50.5,5]); |
| |
| //////////////////////////////////////// |
| |
| // MLAB grid holes |
| |
| for (j = [0 : 5], i = [1 : 5]) { |
| translate ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + i*10.16,0]) |
| cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
| translate ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + 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 ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + i*10.16, 6.0]) |
| grid_list = [for (j = [MLAB_grid_xoffset : MLAB_grid: 86], i = [MLAB_grid_yoffset :MLAB_grid: 55]) |
| if (!(j>20 && i>10 && j<50 && i<50) && !(j>75 && i>40 && j<90 && i<50) ) // exception for Raspberry mount holes |
| [j, i] ]; |
| |
| for (j = grid_list) { |
| translate (concat(j, [0])) |
| cylinder (h = 3, r= nut_size/2, $fn=6); |
| translate (concat(j, [3.2])) // one solid layer for slicer (the holes will be pierced on demand ) |
| cylinder (h = pedestal_height /3, r= mount_hole/2, $fn=30); |
| translate (concat(j, [6.0])) |
| cylinder (h = 10, r= nut_size/2, $fn=6); |
| } |
| } |
| |
| ///////////////////////////////////////// |
| // holes for components at the bottom side of the PCB. |
| |
| for (j = [0 : 5], i = [7 : 8]) { |
| translate ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + i*10.16,0]) |
| cylinder (h = 3, r= (nut_size+clear)/2, $fn=6); |
| translate ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + 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 ([MLAB_grid_xoffset + j*10.16, MLAB_grid_yoffset + i*10.16, 6.0]) |
| cylinder (h = 10, r= nut_size/2, $fn=6); |
| } |
| difference () { |
| translate ([2, 2 , pedestal_height - 3]) // |
| cube([83, 54, 3]); |
| |
| translate ([26.5, 19, pedestal_height - 5]) // Raspberry screw mount pile |
| cylinder (h = pedestal_height, r= 4, $fn=20); |
| |
| |
| |
| |
| translate ([77, 40.5, pedestal_height - 5]) // Raspberry screw mount brick |
| cube([20,8,5]); |
| } |
| translate ([0, 14 , pedestal_height - 4]) // SD Card |
| cube([20,30.5,5]); |
| |
| //// lightening central holes |
| |
| translate ([9, 8 , 0]) |
| cube([40,70,pedestal_height ]); |
| |
| |
| // MLAB logo on the side |
| union (){ |
| translate ([29,0.5, 6.5]) // ODROIDs passive components hole. |
| rotate ([90,0,0]) |
| scale(v = [0.4, 0.4, 0.4]) |
| MLAB_logo_long(); |
| } |
| translate ([8, 8, 0]) |
| cube([14.5,y_size - 16,pedestal_height ]); |
| |
| translate ([45, 86.5, 4]) // ODROIDs passive components hole. |
| rotate ([90,0,180]) |
| linear_extrude(height = 0.5) { |
| text(text = "RPi3 - B", size = pedestal_height * 0.4); |
| } |
| translate ([30.5,8, 0]) |
| cube([47, y_size - 16,pedestal_height ]); |
| } |
| |
| |