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Improved S_300_12 PSU.

This commit is contained in:
Martin Budden 2020-02-28 03:05:45 +00:00
parent 0c17620adb
commit 0e8e387d35
2 changed files with 87 additions and 22 deletions
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31
vitamins/psu.scad
View File

@ -259,23 +259,26 @@ module psu(type) { //! Draw a power supply
square(16, center = true);
}
// earth strap
tab_w = w / 2 + cutout[2].x;
color("silver")
translate([-l / 2, w / 2 - tab_w, z])
cube([left, tab_w - bt, lt]);
// Earth pilar and screw
earth_inset = 4.5;
earth_d = 5;
translate([-l / 2 + earth_inset, w / 2 - tab_w / 2]) {
// if the cutout is too wide, then don't draw earth strap, pillar and screw
if (tab_w - bt > 0) {
// earth strap
color("silver")
cylinder(d = earth_d, h = z - pcb_thickness);
translate([-l / 2, w / 2 - tab_w, z])
cube([left, tab_w - bt, lt]);
translate_z(z + lt)
not_on_bom() no_explode()
spring_washer(M3_washer)
screw(M3_pan_screw, 8);
// Earth pillar and screw
earth_inset = 4.5;
earth_d = 5;
translate([-l / 2 + earth_inset, w / 2 - tab_w / 2]) {
color("silver")
cylinder(d = earth_d, h = z - pcb_thickness);
translate_z(z + lt)
not_on_bom() no_explode()
spring_washer(M3_washer)
screw(M3_pan_screw, 8);
}
}
// terminal block

78
vitamins/psus.scad
View File

@ -83,15 +83,76 @@ KY240W =
// This PSU, and ones very like it, are sold by LulzBot, and various sellers on eBay.
// The screw layout specified here uses the inner set of screw-mounts on the PSU, which are M4.
// The outer set don't appear to be M3, even though the datasheet claims they are.
S_300_12 =
["S_300_12", "S-300-12", 215, 115, 50, M4_cap_screw, M4_clearance_radius, false, 0, 0, [],
[ [[[ 215 / 2 - 32.5, 115 / 2 - 82.5],
[ 215 / 2 - 32.5, 115 / 2 - 32.5],
[ 215 / 2 - 182.5, 115 / 2 - 82.5],
[ 215 / 2 - 182.5, 115 / 2 - 32.5]]]
S_300_12 = [
"S_300_12",
"S-300-12",// part name
215, 115, 50,// length, width, height
M4_cap_screw, M4_clearance_radius,// screw type and clearance
false,// true if ATX style
13,// terminals bay depth
0,// heatsink bay depth
[// terminals
9,// count
18,// y offset
st_terminals
],
// faces
[
[// f_bottom, bottom
[// holes
[215/2 - 32.5, 115/2 - 82.5], [215/2 - 32.5, 115/2 - 32.5], [215/2 - 182.5, 115/2 - 82.5], [215/2 - 182.5, 115/2 - 32.5]
],
1.5,// thickness
[],// cutouts
false,// grill
[],[],[]// fan, iec, rocker
],
[]
];
[// f_top, top
[],// holes
0.5,// thickness
[],// coutouts
false,// grill
[215/2 - 47.5, 115/2 - 37.5, fan50x15]
],
[// f_left, front (terminals) after rotation
[],// holes
0.5,// thickness
[// cutouts
[
[-56, -25], [-56, -17],
[-60, -17], [-60, 0],
[115/2, 0], [115/2, -25]
]
],
false,// grill
],
[// f_right, back after rotation
[], // holes
1.5,// thickness
[],// cutouts
false,// grill
],
[// f_front, right after rotation
[// holes, offset from center
[215/2 - 32.5,-15], [215/2 - 182.5,-15],
[215/2 - 32.5, 10], [215/2 - 182.5, 10]
],
1.5,// thickness
[],// cutouts
false,// grill
],
[// f_back, left after rotation
[// holes, offset from center
[215/2 - 32.5, 15], [215/2 - 182.5, 15]
],
1.5,// thickness
[],// cutouts
false,// grill
],
],
// accessories to add to BOM
[]
];
External =
["External", "X Box", 0, 0, 0, false, false, false, 0, 0, [],
@ -102,3 +163,4 @@ External =
psus = [PD_150_12, S_250_48, ATX500, KY240W, S_300_12];
use <psu.scad>