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https://github.com/nophead/Mendel90.git
synced 2025-01-16 20:38:15 +01:00
Removed some extra edges is some STLs.
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Chris Palmer
parent
e1a847b33f
commit
ca74ca7ad2
@ -63,86 +63,84 @@ module bar_clamp(d, h, w, switch = false, yaxis = false) {
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tab_height = part_base_thickness + (nutty ? nut_depth : 0);
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color(clamp_color) {
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translate([0, rail_offset, 0]) {
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union() {
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difference() {
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translate([0,-length/2,0]) rotate([90,0,90]) linear_extrude(height = w, center = true, convexity = 6) {
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difference() {
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union() {
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translate([0, tab_height / 2, 0])
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square([length, tab_height], center = true); // base
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translate([0, h / 2, 0])
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square([stem, h], center = true); // stem
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translate([(stem/2 - outer_rad), h, 0])
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circle(r = outer_rad, center = true); // band
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translate([-stem/2 ,h,0])
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square([stem - outer_rad, outer_rad]); // band tab
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}
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translate([(stem/2 - outer_rad), h, 0])
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poly_circle(r = inner_rad, center = true); // bore
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translate([-rail_offset, h, 0])
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square([stem, gap]); // gap
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}
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}
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//
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// plastic saving cavity
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//
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translate([0, -cavity_l / 2 - bar_clamp_tab - wall, cavity_h / 2 - eta])
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cube([cavity_w, cavity_l, cavity_h], center = true);
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//
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// nut trap
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//
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translate([0,-length + 1.5 * bar_clamp_tab,0])
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rotate([0,0,90])
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nut_trap(screw_clearance_radius, nut_radius, h - nut_trap_meat, horizontal = true);
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//
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// mounting holes
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//
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translate([0, -rail_offset, tab_height])
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bar_clamp_holes(d, yaxis)
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rotate([0,0,90])
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if(nutty)
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nut_trap(screw_clearance_radius(mount_screw), nut_radius(screw_nut(mount_screw)), nut_depth, true);
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else
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tearslot( h = 100, r = screw_clearance_radius(frame_screw), center = true, w = 2); // mounting screw
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if(!yaxis)
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translate([-w / 2 - axis_end_clearance,
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outer_rad + microswitch_thickness() / 2 - rail_offset,
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h - outer_rad + microswitch_first_hole_x_offset() + zswitch_tweak])
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rotate([0, 90, 90])
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microswitch_holes();
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*translate([0,-50,-1]) cube([100,100,100]); // cross section for debug
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}
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if(switch && yaxis) { // switch bracket
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translate([0, rail_offset, 0]) {
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union() {
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difference() {
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translate([0,-length/2,0]) rotate([90,0,90]) linear_extrude(height = w, center = true, convexity = 6) {
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difference() {
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union() {
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translate([w / 2 -sbracket_length,
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y_switch_y(d) + microswitch_thickness() / 2 - rail_offset,
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y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2])
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cube([sbracket_length, sbracket_thickness, sbracket_height]);
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translate([0, tab_height / 2, 0])
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square([length, tab_height], center = true); // base
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translate([0, h / 2, 0])
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square([stem, h], center = true); // stem
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translate([(stem/2 - outer_rad), h, 0])
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circle(r = outer_rad, center = true); // band
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translate([-stem/2 ,h,0])
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square([stem - outer_rad, outer_rad]); // band tab
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translate([w / 2 - eta - sbracket_thickness,
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y_switch_y(d) - microswitch_thickness() / 2 - rail_offset +0.5,
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y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2])
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cube([sbracket_thickness,
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y_switch_y(d) - outer_rad + microswitch_thickness() / 2 + 1,
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h - (y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2)]);
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}
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translate([y_switch_x(w), y_switch_y(d) - rail_offset, y_switch_z(h)])
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mirror([0,1,0]) rotate([0, 90, 90])
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microswitch_holes();
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translate([(stem/2 - outer_rad), h, 0])
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poly_circle(r = inner_rad, center = true); // bore
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if(!nutty)
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translate([0, - 0.5 * bar_clamp_tab - 0.5,0]) // screwdriver access
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rotate([0,0,90])
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teardrop(h = 100, r = 3, center = true, truncate = false);
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translate([-rail_offset, h, 0])
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square([stem, gap]); // gap
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}
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}
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//
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// plastic saving cavity
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//
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translate([0, -cavity_l / 2 - bar_clamp_tab - wall, cavity_h / 2 - eta])
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cube([cavity_w, cavity_l, cavity_h], center = true);
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//
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// nut trap
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//
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translate([0,-length + 1.5 * bar_clamp_tab,0])
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rotate([0,0,90])
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nut_trap(screw_clearance_radius, nut_radius, h - nut_trap_meat, horizontal = true);
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//
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// mounting holes
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//
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translate([0, -rail_offset, tab_height])
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bar_clamp_holes(d, yaxis)
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rotate([0,0,90])
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if(nutty)
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nut_trap(screw_clearance_radius(mount_screw), nut_radius(screw_nut(mount_screw)), nut_depth, true);
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else
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tearslot( h = 100, r = screw_clearance_radius(frame_screw), center = true, w = 2); // mounting screw
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if(!yaxis)
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translate([-w / 2 - axis_end_clearance,
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outer_rad + microswitch_thickness() / 2 - rail_offset,
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h - outer_rad + microswitch_first_hole_x_offset() + zswitch_tweak])
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rotate([0, 90, 90])
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microswitch_holes();
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*translate([0,-50,-1]) cube([100,100,100]); // cross section for debug
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}
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if(switch && yaxis) { // switch bracket
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difference() {
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union() {
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translate([w / 2 -sbracket_length,
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y_switch_y(d) + microswitch_thickness() / 2 - rail_offset,
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y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2])
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cube([sbracket_length, sbracket_thickness, sbracket_height]);
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translate([w / 2 - sbracket_thickness,
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y_switch_y(d) - microswitch_thickness() / 2 - rail_offset +0.5,
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y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2])
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cube([sbracket_thickness,
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y_switch_y(d) - outer_rad + microswitch_thickness() / 2 + 1,
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h - (y_switch_z(h) - microswitch_button_x_offset() - microswitch_length() / 2)]);
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}
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translate([y_switch_x(w), y_switch_y(d) - rail_offset, y_switch_z(h)])
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mirror([0,1,0]) rotate([0, 90, 90])
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microswitch_holes();
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if(!nutty)
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translate([0, - 0.5 * bar_clamp_tab - 0.5,0]) // screwdriver access
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rotate([0,0,90])
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teardrop(h = 100, r = 3, center = true, truncate = false);
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}
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}
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}
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@ -239,7 +237,7 @@ else {
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z_bar_clamp_assembly(Z_bar_dia, gantry_setback, bar_clamp_depth, true);
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//bar_clamp(Z_bar_dia, gantry_setback, bar_clamp_depth, true, false);
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//translate([30, 0, 0]) y_bar_clamp_assembly(Y_bar_dia, Y_bar_height, bar_clamp_depth, true);
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translate([30, 0, 0]) y_bar_clamp_assembly(Y_bar_dia, Y_bar_height, bar_clamp_depth, true);
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//translate([30, 0, 0]) bar_clamp(Y_bar_dia, Y_bar_height, bar_clamp_depth, true, true);
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}
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@ -41,7 +41,7 @@ lug_width = 2 * nut_flat_radius(M3_nut) + wall;
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lug_height = thickness + slot_height / 2 + M3_nut_radius;
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screw_x = length - wall - No2_pilot_radius;
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screw_y = (d_width + slot_width) / 4;
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pitch = d_width + 2 * nut_flat_radius(M3_nut);
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pitch = d_width + 2 * nut_flat_radius(M3_nut) + eta;
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cable_guide_width = 20;
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cable_guide_thickness = 4;
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@ -81,6 +81,7 @@ module d_motor_bracket_lid_stl(nuts = true) {
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if(nuts) {
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translate([length - front_thickness + lid_width - nut_cover_depth / 2, 0, 0])
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rounded_rectangle([nut_cover_depth, nut_cover_width, nut_cover_height], 2, center = false);
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for(side = [-1, 1])
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translate([screw_x, side * screw_y, 0])
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cylinder(r = washer_diameter(M2p5_washer) / 2 + 2, h = lid_thickness);
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@ -116,16 +117,16 @@ module d_motor_bracket_stl(motor_mount = true) {
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union() {
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linear_extrude(height = thickness, convexity = 5) // base
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polygon(points = [ [0, 0],
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[overlap, 0],
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[overlap, offset],
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[length - eta, offset],
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[overlap + thickness, 0],
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[overlap + thickness, offset + eta],
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[length - eta, offset + eta],
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[length - eta, offset + d_width],
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[overlap, offset + d_width],
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[overlap, m_width],
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[0, m_width],
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]);
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translate([overlap , 0, eta]) // motor wall
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translate([overlap, 0, eta]) // motor wall
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cube([thickness, d_width + offset, height]);
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for(y = [0, m_width - thickness]) // buttresses
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@ -141,7 +142,7 @@ module d_motor_bracket_stl(motor_mount = true) {
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cube([front_thickness + flange_thickness + wall, d_width, height]);
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// nut lugs
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translate([length + flange_thickness + wall - lug_depth / 2, offset + d_width / 2, eta])
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translate([length + flange_thickness + wall - lug_depth / 2, offset + d_width / 2, 0])
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rounded_rectangle([lug_depth, d_width + 2 * lug_width, lug_height], r = 2, center = false);
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// d side walls
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@ -161,7 +162,7 @@ module d_motor_bracket_stl(motor_mount = true) {
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translate([nut_x + nut_slot / 2, d_width / 2 - side * pitch / 2 + offset, thickness + slot_height / 2]) //connector screws
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rotate([90, 0, 90]) {
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rotate([0,0,30])
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nut_trap(1, M3_nut_radius, nut_slot / 2, true);
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nut_trap(0, M3_nut_radius, nut_slot / 2, true);
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translate([0, 5, 0])
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cube([nut_flat_radius(M3_nut) * 2, 10, nut_slot], center = true);
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@ -207,7 +208,7 @@ module d_shell_stl() {
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difference() {
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union() {
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// screw lugs
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translate([shell_length + flange_thickness + wall - front / 2, d_width / 2, eta])
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translate([shell_length + flange_thickness + wall - front / 2, d_width / 2, 0])
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rounded_rectangle([front, d_width + 2 * lug_width,
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thickness + slot_height / 2 + washer_diameter(M3_washer) / 2 + 1], r = 2, center = false);
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