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include <parameters.scad>
use <connector.scad>
use <nipple.scad>
use <rail.scad>
use <screw_hole.scad>
module front_connector_half(
border_side = false,
border_top = false,
border_bottom = false
) difference() {
union() {
connector_half(border_side, border_top, border_bottom);
// vertical thread bold receiver (extremal)
if (!border_side)
translate([tray_width/2 - bar_thickness, bar_thickness, tray_height-bar_thickness])
cube([bar_thickness, bar_thickness, bar_thickness]);
}
// Hole for horizontal thread rods. A dimple for a scew is added at the bottom.
translate([0, bar_thickness / 2, 0])
screw_hole(nut_depth = border_bottom ? (nut_height + pla_epsilon) : 0);
// vertical screw hole
translate([tray_width/2 - bar_thickness, bar_thickness * 1.5, tray_height - bar_thickness / 2]) rotate([0, 90, 0])
# screw_hole(nut_depth = nut_height);
}
module front_connector(
border_left = false,
border_right = false,
border_top = false,
border_bottom = false
) {
difference() {
union() {
mirror() front_connector_half(border_left, border_top, border_bottom);
front_connector_half(border_right, border_top, border_bottom);
}
// female leftward positioning nippel
if (!border_left)
translate([-tray_width/2, bar_thickness / 2, tray_height - bar_thickness / 2]) rotate([0, 270, 0]) nipple(pla_epsilon);
}
// male rightward positioning nippel
if (!border_right)
translate([tray_width / 2, bar_thickness / 2, tray_height - bar_thickness / 2]) rotate([0, 270, 0]) nipple();
}
front_connector();
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