From b67cf4ce97182f6b31f42aa33ff906fb212f5852 Mon Sep 17 00:00:00 2001 From: Chris Palmer Date: Sat, 6 Feb 2021 15:24:19 +0000 Subject: [PATCH] Library printed parts now make use of stl() child. --- printed/box.scad | 190 +++++++++++++++--------------- printed/cable_grommets.scad | 132 ++++++++++----------- printed/camera_housing.scad | 219 ++++++++++++++++++----------------- printed/carriers.scad | 104 ++++++++--------- printed/corner_block.scad | 56 ++++----- printed/door_hinge.scad | 60 +++++----- printed/door_latch.scad | 26 ++--- printed/fixing_block.scad | 44 +++---- printed/flat_hinge.scad | 63 +++++----- printed/foot.scad | 74 ++++++------ printed/handle.scad | 33 +++--- printed/pcb_mount.scad | 42 +++---- printed/printed_box.scad | 124 ++++++++++---------- printed/printed_pulleys.scad | 90 +++++++------- printed/psu_shroud.scad | 60 +++++----- printed/ribbon_clamp.scad | 42 +++---- printed/screw_knob.scad | 29 +++-- printed/socket_box.scad | 56 ++++----- printed/ssr_shroud.scad | 61 +++++----- printed/strap_handle.scad | 86 +++++++------- 20 files changed, 795 insertions(+), 796 deletions(-) diff --git a/printed/box.scad b/printed/box.scad index 43bd09d..8c150aa 100644 --- a/printed/box.scad +++ b/printed/box.scad @@ -139,17 +139,17 @@ module box_corner_profile_2D(type) { //! The 2D shape of the corner profile. } module box_corner_profile(type) { //! Generates the corner profile STL for 3D printing. - stl("box_corner_profile"); - length = box_height(type) - 2 * box_margin(type); - difference() { - linear_extrude(length, center = true, convexity = 5) - box_corner_profile_2D(type); - for(z = [-1, 1]) - translate([box_hole_inset(type), box_hole_inset(type), z * length / 2]) - insert_hole(box_insert(type), 5); - } + stl("box_corner_profile") + difference() { + linear_extrude(length, center = true, convexity = 5) + box_corner_profile_2D(type); + + for(z = [-1, 1]) + translate([box_hole_inset(type), box_hole_inset(type), z * length / 2]) + insert_hole(box_insert(type), 5); + } } module box_corner_profile_section(type, section, sections) { //! Generates interlocking sections of the corner profile to allow it to be taller than the printer @@ -209,7 +209,6 @@ module box_corner_quadrants(type, width, depth) } module box_bezel(type, bottom) { //! Generates top and bottom bezel STLs - stl(bottom ? "bottom_bezel" : "top_bezel"); feet = bottom && box_feet(type); t = box_sheet_slot(type); outset = box_outset(type); @@ -221,66 +220,67 @@ module box_bezel(type, bottom) { //! Generates top and bottom bezel STLs height = box_bezel_height(type, bottom); foot_extension = foot_height - height; - difference() { - w = box_width(type); - d = box_depth(type); - translate_z(-box_profile_overlap(type)) difference() { - tw = w + 2 * outset; - td = d + 2 * outset; - rounded_rectangle([tw, td, feet ? foot_height : height], box_corner_rad(type), false); - // - // Remove edges between the feet - // - if(feet) - hull() { - translate_z(height + 0.5) - cube([w - 2 * foot_length, td + 1, 1], center = true); + stl(bottom ? "bottom_bezel" : "top_bezel") + difference() { + w = box_width(type); + d = box_depth(type); + translate_z(-box_profile_overlap(type)) difference() { + tw = w + 2 * outset; + td = d + 2 * outset; + rounded_rectangle([tw, td, feet ? foot_height : height], box_corner_rad(type), false); + // + // Remove edges between the feet + // + if(feet) + hull() { + translate_z(height + 0.5) + cube([w - 2 * foot_length, td + 1, 1], center = true); - translate_z(foot_height + 1) - cube([w - 2 * (foot_length - foot_extension), td + 1, 1], center = true); - } - if(feet) - hull() { - translate_z(height + 0.5) - cube([tw + 1, d - 2 * foot_length, 1], center = true); - - translate_z(foot_height + 1) - cube([tw + 1, d - 2 * (foot_length - foot_extension), 1], center = true); - } - } - // - // slots for side panels - // - translate_z(-box_profile_overlap(type)) - linear_extrude(2 * box_profile_overlap(type), center = true) - for(i = [-1, 1]) { - translate([i * (w + t - sheet_slot_clearance) / 2, 0]) - square([t, d - 2 * cgap], center = true); - - translate([0, i * (d + t - sheet_slot_clearance) / 2]) - square([w - 2 * cgap, t], center = true); - } - // - // recess for top / bottom panel - // - translate_z(cgap) - rounded_rectangle([w + bezel_clearance, d + bezel_clearance, height], inner_r + bezel_clearance / 2, false); - // - // leave plastic over the corner profiles - // - translate_z(-box_profile_overlap(type) - 1) - linear_extrude(box_profile_overlap(type) + cgap + 2) - union() { - difference() { - square([w - 2 * inset, - d - 2 * inset], center = true); - - box_corner_quadrants(type, w, d); + translate_z(foot_height + 1) + cube([w - 2 * (foot_length - foot_extension), td + 1, 1], center = true); } - box_screw_hole_positions(type) - poly_circle(screw_clearance_radius(box_screw(type))); - } - } + if(feet) + hull() { + translate_z(height + 0.5) + cube([tw + 1, d - 2 * foot_length, 1], center = true); + + translate_z(foot_height + 1) + cube([tw + 1, d - 2 * (foot_length - foot_extension), 1], center = true); + } + } + // + // slots for side panels + // + translate_z(-box_profile_overlap(type)) + linear_extrude(2 * box_profile_overlap(type), center = true) + for(i = [-1, 1]) { + translate([i * (w + t - sheet_slot_clearance) / 2, 0]) + square([t, d - 2 * cgap], center = true); + + translate([0, i * (d + t - sheet_slot_clearance) / 2]) + square([w - 2 * cgap, t], center = true); + } + // + // recess for top / bottom panel + // + translate_z(cgap) + rounded_rectangle([w + bezel_clearance, d + bezel_clearance, height], inner_r + bezel_clearance / 2, false); + // + // leave plastic over the corner profiles + // + translate_z(-box_profile_overlap(type) - 1) + linear_extrude(box_profile_overlap(type) + cgap + 2) + union() { + difference() { + square([w - 2 * inset, + d - 2 * inset], center = true); + + box_corner_quadrants(type, w, d); + } + box_screw_hole_positions(type) + poly_circle(screw_clearance_radius(box_screw(type))); + } + } } dowel_length = 20; @@ -485,7 +485,6 @@ module box_shelf_screw_positions(type, screw_positions, thickness = 0, wall = un } module box_shelf_bracket(type, screw_positions, wall = undef) { //! Generates a shelf bracket, the first optional child is a 2D cutout and the second 3D cutouts - stl("shelf_bracket"); w = is_undef(wall) ? box_wall(type) : wall; insert = box_shelf_insert(type); lip = 2 * insert_boss_radius(insert, w); @@ -513,44 +512,45 @@ module box_shelf_bracket(type, screw_positions, wall = undef) { //! Generates a square([lip, eps]); } - difference() { - union() { - linear_extrude(w) - difference() { - shape() - if($children) - children(0); - - round(2) offset(-width) + stl("shelf_bracket") + difference() { + union() { + linear_extrude(w) + difference() { shape() if($children) children(0); - } - linear_extrude(lip) - difference() { - shape() - if($children) - children(0); + round(2) offset(-width) + shape() + if($children) + children(0); + } - offset(-w) + linear_extrude(lip) + difference() { shape() if($children) children(0); - } + + offset(-w) + shape() + if($children) + children(0); + } + + hflip() + box_shelf_screw_positions(type, screw_positions, 0, w) + boss(); + } + if($children > 1) + hflip() + children(1); hflip() box_shelf_screw_positions(type, screw_positions, 0, w) - boss(); + insert_hole(insert, counterbore = 1, horizontal = true); } - if($children > 1) - hflip() - children(1); - - hflip() - box_shelf_screw_positions(type, screw_positions, 0, w) - insert_hole(insert, counterbore = 1, horizontal = true); - } } module box_shelf_bracket_section(type, rows, cols, x, y) { //! Generates sections of the shelf bracket to allow it to be bigger than the printer diff --git a/printed/cable_grommets.scad b/printed/cable_grommets.scad index 604d7d3..ba22021 100644 --- a/printed/cable_grommets.scad +++ b/printed/cable_grommets.scad @@ -49,84 +49,84 @@ module ribbon_grommet_hole(ways, h = 50, expand = true) { //! Generate a hole fo } module ribbon_grommet(ways, thickness) { //! Generate the STL for a printed ribbon grommet - stl(str("ribbon_grommet_", ways, "_", thickness)); width = 2 * (wall + clearance) + thickness; slot_length = ribbon_clamp_slot(ways); length = slot_length + 2 * wall + 2 * overlap; - rotate([90, 0, 0]) - union() { - for(side = [-1, 1]) - translate_z(side * (width - wall) / 2) - linear_extrude(wall, center = true, convexity = 5) - difference() { - hull() { - translate([-length / 2, 0]) - square([length, base]); + stl(str("ribbon_grommet_", ways, "_", thickness)) + rotate([90, 0, 0]) + union() { + for(side = [-1, 1]) + translate_z(side * (width - wall) / 2) + linear_extrude(wall, center = true, convexity = 5) + difference() { + hull() { + translate([-length / 2, 0]) + square([length, base]); - for(end = [-1, 1]) - translate([end * (length / 2 - rad), height - rad]) - semi_circle(rad); + for(end = [-1, 1]) + translate([end * (length / 2 - rad), height - rad]) + semi_circle(rad); + } + translate([-slot_length / 2, base]) + square([slot_length, slot_height]); } - translate([-slot_length / 2, base]) - square([slot_length, slot_height]); - } - linear_extrude(width -1, center = true) - difference() { - ribbon_grommet_hole(ways, expand = false, h = 0); + linear_extrude(width -1, center = true) + difference() { + ribbon_grommet_hole(ways, expand = false, h = 0); - translate([-slot_length / 2, base]) - square([slot_length, slot_height]); - } - } + translate([-slot_length / 2, base]) + square([slot_length, slot_height]); + } + } } module round_grommet_top(diameter, thickness, od = undef) { //! Generate the STL for a round grommet top half - stl(str("round_grommet_top_", round(diameter * 10), "_", thickness)); chamfer = layer_height; h = wall + thickness + wall; r1 = diameter / 2; r2 = od == undef ? corrected_radius(r1) + wall : od / 2; r3 = r2 + overlap; r0 = r1 + 1; - union() { - rotate_extrude() - polygon([ - [r0, 0], - [r3 - chamfer, 0], - [r3, chamfer], - [r3, wall], - [r2, wall], - [r2, h - chamfer], - [r2 - chamfer, h], - [r0, h], - ]); + stl(str("round_grommet_top_", round(diameter * 10), "_", thickness)) + union() { + rotate_extrude() + polygon([ + [r0, 0], + [r3 - chamfer, 0], + [r3, chamfer], + [r3, wall], + [r2, wall], + [r2, h - chamfer], + [r2 - chamfer, h], + [r0, h], + ]); - render() difference() { - cylinder(r = r0 + eps, h = h); + render() difference() { + cylinder(r = r0 + eps, h = h); - poly_cylinder(r = r1, h = 100, center = true); + poly_cylinder(r = r1, h = 100, center = true); + } } - } } module round_grommet_bottom(diameter, od = undef) { //! Generate the STL for a round grommet bottom half - stl(str("round_grommet_bottom_", round(diameter * 10))); chamfer = layer_height; r1 = diameter / 2; r2 = od == undef ? corrected_radius(r1) + wall : od / 2; r3 = r2 + max(overlap, wall + chamfer); - rotate_extrude() - polygon([ - [r2, chamfer], - [r2 + chamfer, 0], - [r3, 0], - [r3, wall - chamfer], - [r3 - chamfer, wall], - [r2, wall], - ]); + stl(str("round_grommet_bottom_", round(diameter * 10))) + rotate_extrude() + polygon([ + [r2, chamfer], + [r2 + chamfer, 0], + [r3, 0], + [r3, wall - chamfer], + [r3 - chamfer, wall], + [r2, wall], + ]); } module round_grommet_hole(diameter, h = 100) //! Make a hole for a round grommet @@ -161,30 +161,30 @@ module mouse_grommet_hole(r, h = 50, z = undef, expand = wall + clearance) //! M function mouse_grommet_offset(r) = r + wall; module mouse_grommet(r, thickness) { //! Make the STL for a mouse grommet - stl(str("mouse_grommet_", r * 10, "_", thickness)); width = 2 * (wall + clearance) + thickness; length = 2 * r + 2 * wall + 2 * overlap; - rotate([90, 0, 0]) - union() { - for(side = [-1, 1]) - translate_z(side * (width - wall) / 2) - linear_extrude(wall, center = true) - difference() { - mouse_grommet_hole(r, z = r + wall, h = 0, expand = wall + overlap); + stl(str("mouse_grommet_", r * 10, "_", thickness)) + rotate([90, 0, 0]) + union() { + for(side = [-1, 1]) + translate_z(side * (width - wall) / 2) + linear_extrude(wall, center = true) + difference() { + mouse_grommet_hole(r, z = r + wall, h = 0, expand = wall + overlap); + + translate([0, wall]) + mouse_grommet_hole(r, h = 0, expand = 0); + } + linear_extrude(width - 1, center = true) + difference() { + mouse_grommet_hole(r, h = 0, z = r + wall, expand = wall); translate([0, wall]) mouse_grommet_hole(r, h = 0, expand = 0); } - linear_extrude(width - 1, center = true) - difference() { - mouse_grommet_hole(r, h = 0, z = r + wall, expand = wall); - - translate([0, wall]) - mouse_grommet_hole(r, h = 0, expand = 0); - } - } + } } module mouse_grommet_assembly(r, thickness) diff --git a/printed/camera_housing.scad b/printed/camera_housing.scad index fa907b9..f19e035 100644 --- a/printed/camera_housing.scad +++ b/printed/camera_housing.scad @@ -82,7 +82,6 @@ module cam_holes(cam) { } module rpi_camera_focus_ring_stl() { //! Focus ring the glue onto RPI lens - stl("rpi_camera_focus_ring"); rad = 15 / 2; hole_r1 = 2.5 / 2; @@ -93,58 +92,58 @@ module rpi_camera_focus_ring_stl() { //! Focus ring the glue onto RPI lens x = rad / (sin(angle / 2) + cos(angle / 2)); r = x * sin(angle / 2); - difference() { - linear_extrude(height = thickness, convexity = 5) - difference() { - union() { - circle(x); + stl("rpi_camera_focus_ring") + difference() { + linear_extrude(height = thickness, convexity = 5) + difference() { + union() { + circle(x); + for(i = [0 : flutes - 1]) + rotate([0, 0, 2 * angle * i]) + translate([x, 0]) + circle(r); + } for(i = [0 : flutes - 1]) - rotate([0, 0, 2 * angle * i]) + rotate([0, 0, 2 * angle * i + angle]) translate([x, 0]) circle(r); } - for(i = [0 : flutes - 1]) - rotate([0, 0, 2 * angle * i + angle]) - translate([x, 0]) - circle(r); - } - hull() { - poly_cylinder(r = hole_r1, h = 0.1, center = true); + hull() { + poly_cylinder(r = hole_r1, h = 0.1, center = true); - translate([0, 0, thickness]) - poly_cylinder(r = hole_r2, h = 0.1, center = true); + translate([0, 0, thickness]) + poly_cylinder(r = hole_r2, h = 0.1, center = true); + } } - } } module camera_back(cam) { //! Make the STL for a camera case back - stl(str("camera_back_", cam[0])); pcb = camera_pcb(cam); back = cam_back_size(cam); screw = pcb_screw(pcb); nut = screw_nut(screw); - translate_z(back.z) - hflip() - difference() { - translate_z(back.z / 2) - cube(back, center = true); + stl(str("camera_back_", cam[0])) + translate_z(back.z) + hflip() + difference() { + translate_z(back.z / 2) + cube(back, center = true); - translate([0, -cam_back_overlap]) - cube([pcb_length(pcb) - 2 * cam_back_overlap, pcb_width(pcb), 2 * cam_back_clearance], center = true); + translate([0, -cam_back_overlap]) + cube([pcb_length(pcb) - 2 * cam_back_overlap, pcb_width(pcb), 2 * cam_back_clearance], center = true); - translate([0, -pcb_width(pcb) / 2]) - cube([connector_size.x + 2 * clearance, 2 * connector_size.y + 1, 2 * round_to_layer(connector_size.z + clearance)], center = true); + translate([0, -pcb_width(pcb) / 2]) + cube([connector_size.x + 2 * clearance, 2 * connector_size.y + 1, 2 * round_to_layer(connector_size.z + clearance)], center = true); - translate_z(back.z) - cam_holes(cam) - hflip() - nut_trap(screw, nut, supported = true); - } + translate_z(back.z) + cam_holes(cam) + hflip() + nut_trap(screw, nut, supported = true); + } } module camera_front(cam, hinge = 0) { //! Make the STL for a camera case front - stl(str("camera_front_", cam[0])); front = cam_front_size(cam); back = cam_back_size(cam); pcb = camera_pcb(cam); @@ -170,70 +169,71 @@ module camera_front(cam, hinge = 0) { //! Make the STL for a camera case front translate([0, (hinge ? front.x * hinge : front.y) / 2 + hinge_offset, hinge_r]) children(); - difference() { - union() { - hull() - for(x = [-1, 1], y = [-1, 1]) - translate([x * (front.x / 2 - rad), y * (front.y / 2 - rad)]) - hull() { // 3D truncated teardrop gives radiused edges without exceeding 45 degree overhang - translate_z(front.z - 1) - cylinder(r = rad, h = 1); + stl(str("camera_front_", cam[0])) + difference() { + union() { + hull() + for(x = [-1, 1], y = [-1, 1]) + translate([x * (front.x / 2 - rad), y * (front.y / 2 - rad)]) + hull() { // 3D truncated teardrop gives radiused edges without exceeding 45 degree overhang + translate_z(front.z - 1) + cylinder(r = rad, h = 1); - translate_z(rad) - sphere(rad); + translate_z(rad) + sphere(rad); - cylinder(r = rad * (sqrt(2) - 1), h = eps); - } + cylinder(r = rad * (sqrt(2) - 1), h = eps); + } - hinge_pos() - hull() { - rotate([-90, 0, -90]) - teardrop(r = hinge_r, h = hinge_h, center = false); + hinge_pos() + hull() { + rotate([-90, 0, -90]) + teardrop(r = hinge_r, h = hinge_h, center = false); - translate([0, -10, -hinge_r]) - cube([hinge_h, eps, 2 * hinge_r]); - } - } - - hinge_pos() - rotate([90, 0, 90]) - teardrop_plus(r = screw_clearance_radius(hinge_screw), h = 100, center = true); - - translate_z(front.z / 2 + shelf - layer_height) // recess for the back - cube([back.x + 2 * clearance, back.y + 2 * clearance, front.z], center = true); - - translate_z(front.z / 2 + shelf - pcb_size.z) // recess for PCB - cube([pcb_size.x + 2 * clearance, pcb_size.y + 2 * clearance, front.z], center = true); - - translate_z(shelf) - hflip() { - pcb_component_position(pcb, "smd_led") // clearance for LED - cube(led_clearance, center = true); - - pcb_component_position(pcb, "smd_res") // clearance for resistor - cube(res_clearance, center = true); + translate([0, -10, -hinge_r]) + cube([hinge_h, eps, 2 * hinge_r]); + } } - translate([conn_pos.x, lens_offset.y + sensor_length / 2, shelf - pcb_size.z]) // clearance for sensor connector - cube([conn.x + 2 * clearance, sensor_length, 2 * cam_front_clearance(cam)], center = true); + hinge_pos() + rotate([90, 0, 90]) + teardrop_plus(r = screw_clearance_radius(hinge_screw), h = 100, center = true); - translate([0, -front.y / 2, shelf + front.z / 2]) // slot for connector - cube([connector_slot.x, connector_slot.y, front.z], center = true); + translate_z(front.z / 2 + shelf - layer_height) // recess for the back + cube([back.x + 2 * clearance, back.y + 2 * clearance, front.z], center = true); - translate_z(cam_back_clearance + layer_height) - cam_holes(cam) - rotate(90) - poly_cylinder(r = screw_clearance_radius(screw), h = 100, center = true); + translate_z(front.z / 2 + shelf - pcb_size.z) // recess for PCB + cube([pcb_size.x + 2 * clearance, pcb_size.y + 2 * clearance, front.z], center = true); + + translate_z(shelf) + hflip() { + pcb_component_position(pcb, "smd_led") // clearance for LED + cube(led_clearance, center = true); + + pcb_component_position(pcb, "smd_res") // clearance for resistor + cube(res_clearance, center = true); + } + + translate([conn_pos.x, lens_offset.y + sensor_length / 2, shelf - pcb_size.z]) // clearance for sensor connector + cube([conn.x + 2 * clearance, sensor_length, 2 * cam_front_clearance(cam)], center = true); + + translate([0, -front.y / 2, shelf + front.z / 2]) // slot for connector + cube([connector_slot.x, connector_slot.y, front.z], center = true); + + translate_z(cam_back_clearance + layer_height) + cam_holes(cam) + rotate(90) + poly_cylinder(r = screw_clearance_radius(screw), h = 100, center = true); + + translate_z(shelf - pcb_size.z) + hflip() + camera_lens(cam, clearance); - translate_z(shelf - pcb_size.z) hflip() - camera_lens(cam, clearance); - - hflip() - pcb_component_position(pcb, "smd_led") - rotate(45) - poly_cylinder(r = led_hole_r, h = 100, center = true); // hole for led - } + pcb_component_position(pcb, "smd_led") + rotate(45) + poly_cylinder(r = led_hole_r, h = 100, center = true); // hole for led + } } function bracket_thickness(cam) = max(wall, min(3.5, hinge_z(cam) - hinge_r - 1)); @@ -253,34 +253,35 @@ module camera_bracket_position(cam) //! Position children at the bracket positio children(); module camera_bracket(cam) { //! Make the STL for the camera bracket - stl(str("camera_bracket_", cam[0])); - t = bracket_thickness(cam); z = hinge_z(cam); - translate([hinge_h / 2, 0]) - difference() { - hull() { - translate_z(eps / 2) - cube([hinge_h, 2 * hinge_r, eps], center = true); - translate_z(z) - rotate([0, 90, 0]) - cylinder(r = hinge_r, h = hinge_h, center = true); + stl(str("camera_bracket_", cam[0])) union() { + translate([hinge_h / 2, 0]) + difference() { + hull() { + translate_z(eps / 2) + cube([hinge_h, 2 * hinge_r, eps], center = true); + + translate_z(z) + rotate([0, 90, 0]) + cylinder(r = hinge_r, h = hinge_h, center = true); + } + translate([hinge_h / 2, 0, z]) + rotate([90, 0, 90]) + nut_trap(hinge_screw, screw_nut(hinge_screw), horizontal = true); } - translate([hinge_h / 2, 0, z]) - rotate([90, 0, 90]) - nut_trap(hinge_screw, screw_nut(hinge_screw), horizontal = true); - } - linear_extrude(t) - difference() { - hull() + linear_extrude(t) + difference() { + hull() + camera_bracket_screw_positions(cam) + circle(washer_radius(screw_washer(bracket_screw)) + 0.5); + camera_bracket_screw_positions(cam) - circle(washer_radius(screw_washer(bracket_screw)) + 0.5); - - camera_bracket_screw_positions(cam) - poly_circle(screw_clearance_radius(bracket_screw)); - } + poly_circle(screw_clearance_radius(bracket_screw)); + } + } } module camera_assembly(cam, angle = 0) //! Camera case assembly diff --git a/printed/carriers.scad b/printed/carriers.scad index f1e73e2..20a3248 100644 --- a/printed/carriers.scad +++ b/printed/carriers.scad @@ -27,7 +27,6 @@ include <../utils/core/core.scad> function carrier_height() = 3; //! Height of PCB carrier module ESP12F_carrier_stl() { //! Generate the STL for an ESP12 carrier - stl("ESP12F_carrier"); pins = 8; pitch1 = 2; pitch2 = 2.54; @@ -43,29 +42,29 @@ module ESP12F_carrier_stl() { //! Generate the STL for an ESP12 carrier width1 = wpitch1 + hole + squeezed_wall * 2; width2 = wpitch2 + hole2 + squeezed_wall * 2; - difference() { - hull() { - translate_z(height - eps / 2) - cube([width1, length1, eps], center = true); + stl("ESP12F_carrier") + difference() { + hull() { + translate_z(height - eps / 2) + cube([width1, length1, eps], center = true); - translate_z(eps / 2) - cube([width2, length2, eps], center = true); + translate_z(eps / 2) + cube([width2, length2, eps], center = true); + } + + for(side = [-1, 1]) + for(i = [0 : pins - 1]) + hull() { + translate([side * wpitch1 / 2, i * pitch1 - (pins - 1) * pitch1 / 2, height]) + cube([hole, hole, eps], center = true); + + translate([side * wpitch2 / 2, i * pitch2 - (pins - 1) * pitch2 / 2]) + cube([hole2, hole2, eps], center = true); + } } - - for(side = [-1, 1]) - for(i = [0 : pins - 1]) - hull() { - translate([side * wpitch1 / 2, i * pitch1 - (pins - 1) * pitch1 / 2, height]) - cube([hole, hole, eps], center = true); - - translate([side * wpitch2 / 2, i * pitch2 - (pins - 1) * pitch2 / 2]) - cube([hole2, hole2, eps], center = true); - } - } } module TP4056_carrier_stl() { //! Generate the STL for an TP4056 carrier, two required - stl("TP4056_carrier"); pitch = 2.54; outer_pitch = 13.9; inner_pitch = 7.54; @@ -78,30 +77,30 @@ module TP4056_carrier_stl() { //! Generate the STL for an TP4056 carrier, two re width = hole + squeezed_wall * 2; spacing = inch(0.9); - difference() { - hull() { - translate_z(height - eps / 2) - cube([width, length1, eps], center = true); + stl("TP4056_carrier") + difference() { + hull() { + translate_z(height - eps / 2) + cube([width, length1, eps], center = true); - translate_z(eps / 2) - cube([width, length2, eps], center = true); + translate_z(eps / 2) + cube([width, length2, eps], center = true); + } + + for(i = [0 : pins - 1]) + let(x = [-outer_pitch / 2, - inner_pitch / 2, 0, 0, inner_pitch / 2, outer_pitch / 2][i]) + if(x) + hull() { + translate([0, x, height]) + cube([hole, hole, eps], center = true); + + translate([0, i * pitch - (pins - 1) * pitch / 2]) + cube([hole, hole, eps], center = true); + } } - - for(i = [0 : pins - 1]) - let(x = [-outer_pitch / 2, - inner_pitch / 2, 0, 0, inner_pitch / 2, outer_pitch / 2][i]) - if(x) - hull() { - translate([0, x, height]) - cube([hole, hole, eps], center = true); - - translate([0, i * pitch - (pins - 1) * pitch / 2]) - cube([hole, hole, eps], center = true); - } - } } module MT3608_carrier_stl() { //! Generate the STL for an MT3608 carrier, two required - stl("MT3608_carrier"); pcb_width = 17; w_pitch_top = 6.81; w_pitch_bot = inch(0.3); @@ -113,21 +112,22 @@ module MT3608_carrier_stl() { //! Generate the STL for an MT3608 carrier, two re width = hole + 2 * wall; offset = (l_pitch_top - l_pitch_bot) / 2; - difference() { - hull() { - translate([offset, 0, height - eps / 2]) - rounded_rectangle([width, pcb_width - 2, eps], 1); - - translate_z(eps / 2) - rounded_rectangle([width, pcb_width - 2, eps], 1); - } - for(side = [-1, 1]) + stl("MT3608_carrier") + difference() { hull() { - translate([offset, side * w_pitch_top / 2, height]) - cube([hole, hole, eps], center = true); + translate([offset, 0, height - eps / 2]) + rounded_rectangle([width, pcb_width - 2, eps], 1); - translate([0, side * w_pitch_bot / 2]) - cube([hole, hole, eps], center = true); + translate_z(eps / 2) + rounded_rectangle([width, pcb_width - 2, eps], 1); } - } + for(side = [-1, 1]) + hull() { + translate([offset, side * w_pitch_top / 2, height]) + cube([hole, hole, eps], center = true); + + translate([0, side * w_pitch_bot / 2]) + cube([hole, hole, eps], center = true); + } + } } diff --git a/printed/corner_block.scad b/printed/corner_block.scad index e5fd608..f1fff9f 100644 --- a/printed/corner_block.scad +++ b/printed/corner_block.scad @@ -72,8 +72,6 @@ module corner_block_holes(screw = def_screw) //! Place children at all the holes children(); module corner_block(screw = def_screw, name = false) { //! Generate the STL for a printed corner block - stl(name ? name : str("corner_block", "_M", screw_radius(screw) * 20)); - r = 1; cb_width = corner_block_width(screw); cb_height = cb_width; @@ -81,39 +79,41 @@ module corner_block(screw = def_screw, name = false) { //! Generate the STL for insert = screw_insert(screw); corner_rad = insert_outer_d(insert) / 2 + wall; offset = corner_block_hole_offset(screw); - difference() { - hull() { - translate([r, r]) - rounded_cylinder(r = r, h = cb_height, r2 = r); - translate([r, cb_depth - r]) - cylinder(r = r, h = cb_height - corner_rad); + stl(name ? name : str("corner_block", "_M", screw_radius(screw) * 20)) + difference() { + hull() { + translate([r, r]) + rounded_cylinder(r = r, h = cb_height, r2 = r); - translate([cb_width - r, r]) - cylinder(r = r, h = cb_height - corner_rad); + translate([r, cb_depth - r]) + cylinder(r = r, h = cb_height - corner_rad); - translate([offset, offset, offset]) - sphere(corner_rad); + translate([cb_width - r, r]) + cylinder(r = r, h = cb_height - corner_rad); - translate([offset, offset]) - cylinder(r = corner_rad, h = offset); + translate([offset, offset, offset]) + sphere(corner_rad); - translate([offset, r, offset]) - rotate([-90, 0, 180]) - rounded_cylinder(r = corner_rad, h = r, r2 = r); + translate([offset, offset]) + cylinder(r = corner_rad, h = offset); - translate([r, offset, offset]) - rotate([0, 90, 180]) - rounded_cylinder(r = corner_rad, h = r, r2 = r); + translate([offset, r, offset]) + rotate([-90, 0, 180]) + rounded_cylinder(r = corner_rad, h = r, r2 = r); + + translate([r, offset, offset]) + rotate([0, 90, 180]) + rounded_cylinder(r = corner_rad, h = r, r2 = r); + } + corner_block_v_hole(screw) + insert_hole(insert, overshoot); + + corner_block_h_holes(screw) + insert_hole(insert, overshoot, true); + + children(); } - corner_block_v_hole(screw) - insert_hole(insert, overshoot); - - corner_block_h_holes(screw) - insert_hole(insert, overshoot, true); - - children(); - } } module corner_block_assembly(screw = def_screw, name = false) //! The printed block with inserts diff --git a/printed/door_hinge.scad b/printed/door_hinge.scad index a9a665f..452aa6c 100644 --- a/printed/door_hinge.scad +++ b/printed/door_hinge.scad @@ -54,44 +54,44 @@ module door_hinge_hole_positions(dir = 0) { //! Position chidren } module door_hinge(door_thickness) { //! Generates STL for the moving part of the hinge - stl(str("door_hinge_", door_thickness)); hole_pitch = width - 10; - union() { - rotate([90, 0, 0]) - linear_extrude(width, center = true) + stl(str("door_hinge_", door_thickness)) + union() { + rotate([90, 0, 0]) + linear_extrude(width, center = true) + difference() { + hull() { + translate([dia / 2, thickness + door_thickness / 2]) + intersection() { + rotate(180) + teardrop(r = dia / 2, h = 0, truncate = false); + + square([dia + 1, 2 * thickness + door_thickness], center = true); + } + + square([1, thickness + door_thickness]); + } + translate([dia / 2, thickness + door_thickness / 2]) + teardrop_plus(r = screw_clearance_radius(pin_screw), h = 0); + } + linear_extrude(thickness) difference() { hull() { - translate([dia / 2, thickness + door_thickness / 2]) - intersection() { - rotate(180) - teardrop(r = dia / 2, h = 0, truncate = false); + translate([0, -width / 2]) + square([1, width]); - square([dia + 1, 2 * thickness + door_thickness], center = true); - } - - square([1, thickness + door_thickness]); + for(side = [-1, 1]) + translate([-width + rad, side * (width / 2 - rad)]) + circle4n(rad); } - translate([dia / 2, thickness + door_thickness / 2]) - teardrop_plus(r = screw_clearance_radius(pin_screw), h = 0); + rotate(180) + vflip() + door_hinge_hole_positions() + poly_circle(screw_clearance_radius(screw)); } - linear_extrude(thickness) - difference() { - hull() { - translate([0, -width / 2]) - square([1, width]); - - for(side = [-1, 1]) - translate([-width + rad, side * (width / 2 - rad)]) - circle4n(rad); - } - rotate(180) - vflip() - door_hinge_hole_positions() - poly_circle(screw_clearance_radius(screw)); - } - } + } } module door_hinge_6_stl() door_hinge(6); diff --git a/printed/door_latch.scad b/printed/door_latch.scad index d695ebb..baa8e23 100644 --- a/printed/door_latch.scad +++ b/printed/door_latch.scad @@ -38,23 +38,23 @@ function door_latch_offset() = width / 2 + 1; //! Offset of the axle from the do nut_trap_depth = round_to_layer(screw_head_height(screw)) + 4 * layer_height; module door_latch_stl() { //! Generates the STL for the printed part - stl("door_latch"); - ridge = 4; - difference() { - union() { - hull() { - rounded_rectangle([length, width, thickness - tan(30) * (width - ridge) / 2], rad, center = false); - translate_z(thickness / 2) - cube([length, ridge, thickness], center = true); + stl("door_latch") + difference() { + union() { + hull() { + rounded_rectangle([length, width, thickness - tan(30) * (width - ridge) / 2], rad, center = false); + + translate_z(thickness / 2) + cube([length, ridge, thickness], center = true); + } + + cylinder(d = width, h = height); } - - cylinder(d = width, h = height); + hanging_hole(nut_trap_depth, screw_clearance_radius(screw)) + circle(r = nut_trap_radius(screw_nut(screw)), $fn = 6); } - hanging_hole(nut_trap_depth, screw_clearance_radius(screw)) - circle(r = nut_trap_radius(screw_nut(screw)), $fn = 6); - } } module door_latch_assembly(sheet_thickness = 3) { //! The assembly for a specified sheet thickess diff --git a/printed/fixing_block.scad b/printed/fixing_block.scad index f9e8a04..1a521f6 100644 --- a/printed/fixing_block.scad +++ b/printed/fixing_block.scad @@ -71,38 +71,38 @@ module fixing_block_h_hole_2D(screw = def_screw) //! Position 2D child on the ho children(); module fixing_block(screw = def_screw) { //! Generate the STL - stl(str("fixing_block_M", screw_radius(screw) * 20)); - r = 1; + r = 1; insert = screw_insert(screw); corner_rad = insert_outer_d(insert) / 2 + wall; fb_width = fixing_block_width(screw); fb_height = fixing_block_height(screw); fb_depth = fixing_block_depth(screw); - difference() { - union() { - linear_extrude(fb_height, convexity = 5) - difference() { - hull() { - for(side = [-1, 1]) { - translate([side * (fb_width / 2 - corner_rad), fb_depth - corner_rad]) - circle4n(corner_rad); + stl(str("fixing_block_M", screw_radius(screw) * 20)) + difference() { + union() { + linear_extrude(fb_height, convexity = 5) + difference() { + hull() { + for(side = [-1, 1]) { + translate([side * (fb_width / 2 - corner_rad), fb_depth - corner_rad]) + circle4n(corner_rad); - translate([side * (fb_width / 2 - r), r]) - circle4n(r); + translate([side * (fb_width / 2 - r), r]) + circle4n(r); + } } + fixing_block_v_holes(screw) + poly_circle(screw_clearance_radius(screw)); } - fixing_block_v_holes(screw) - poly_circle(screw_clearance_radius(screw)); - } - } - translate_z(fb_height) - fixing_block_v_holes(screw) - insert_hole(insert); + } + translate_z(fb_height) + fixing_block_v_holes(screw) + insert_hole(insert); - fixing_block_h_hole(screw) - insert_hole(insert, 10, true); - } + fixing_block_h_hole(screw) + insert_hole(insert, 10, true); + } } module fixing_block_assembly(screw = def_screw) pose([55, 180, 25], [0, 4.8, 4.8]) //! Printed part with the inserts inserted diff --git a/printed/flat_hinge.scad b/printed/flat_hinge.scad index 1242669..0a4d25a 100644 --- a/printed/flat_hinge.scad +++ b/printed/flat_hinge.scad @@ -65,8 +65,6 @@ module hinge_screw_positions(type) { //! Place children at the screw positions } module hinge_male(type, female = false) { //! The half with the stationary pin - stl(str("hinge_", female ? "fe": "", "male_", type[0])); - r = hinge_radius(type); w = hinge_width(type); t = hinge_thickness(type); @@ -85,37 +83,40 @@ module hinge_male(type, female = false) { //! The half with the stationary teardrop_r = kr / cos(22.5); // The corner on the teardrop inset = sqrt(sqr(teardrop_r + gap) - sqr(kr - t)) - kr; - linear_extrude(t) - difference() { - hull() { - for(side = [-1, 1]) - translate([side * (w / 2 - r), hinge_depth(type) - r]) - circle4n(r); + stl(str("hinge_", female ? "fe": "", "male_", type[0])) + union() { + linear_extrude(t) + difference() { + hull() { + for(side = [-1, 1]) + translate([side * (w / 2 - r), hinge_depth(type) - r]) + circle4n(r); - translate([-w / 2, inset]) - square([w, eps]); - } - hinge_screw_positions(type) - poly_circle(screw_clearance_radius(hinge_screw(type))); + translate([-w / 2, inset]) + square([w, eps]); + } + hinge_screw_positions(type) + poly_circle(screw_clearance_radius(hinge_screw(type))); + } + + pitch = mw + gap + fw + gap; + dir = female ? -1 : 1; + translate([0, -kr, kr]) + rotate([90, 0, -90]) + for(z = [0 : (female ? fn : mn) - 1]) + translate_z(-dir * w / 2 + z * dir * pitch + (female ? -fw - mw - gap : 0)) + linear_extrude(female ? fw : mw) + difference() { + hull() { + rotate(180) + teardrop(r = kr, h = 0); + + translate([-kr - 1, -kr]) + square(1); + } + teardrop_plus(r = pr + (female ? gap : 0), h = 0); + } } - - pitch = mw + gap + fw + gap; - dir = female ? -1 : 1; - translate([0, -kr, kr]) - rotate([90, 0, -90]) - for(z = [0 : (female ? fn : mn) - 1]) - translate_z(-dir * w / 2 + z * dir * pitch + (female ? -fw - mw - gap : 0)) - linear_extrude(female ? fw : mw) - difference() { - hull() { - rotate(180) - teardrop(r = kr, h = 0); - - translate([-kr - 1, -kr]) - square(1); - } - teardrop_plus(r = pr + (female ? gap : 0), h = 0); - } } module hinge_female(type) hinge_male(type, true); diff --git a/printed/foot.scad b/printed/foot.scad index b1aee55..fc090f1 100644 --- a/printed/foot.scad +++ b/printed/foot.scad @@ -39,7 +39,6 @@ function foot_screw(type = foot) = type[4]; //! Screw type function foot_slant(type = foot) = type[5]; //! Taper angle module foot(type = foot) { //! Generate STL - stl("foot"); h = foot_height(type); t = foot_thickness(type); r1 = washer_radius(screw_washer(foot_screw(type))); @@ -47,24 +46,25 @@ module foot(type = foot) { //! Generate STL r2 = r3 - h * tan(foot_slant(type)); r = foot_rad(type); - union() { - rotate_extrude(convexity = 3) { - hull() { - translate([r1, 0]) - square([r3 - r1, eps]); + stl("foot") + union() { + rotate_extrude(convexity = 3) { + hull() { + translate([r1, 0]) + square([r3 - r1, eps]); - for(x = [r1 + r, r2 - r]) - translate([x, h - r]) - circle4n(r); + for(x = [r1 + r, r2 - r]) + translate([x, h - r]) + circle4n(r); + } + } + linear_extrude(t) + difference() { + circle(r1 + eps); + + poly_circle( screw_clearance_radius(foot_screw(type))); } } - linear_extrude(t) - difference() { - circle(r1 + eps); - - poly_circle( screw_clearance_radius(foot_screw(type))); - } - } } module foot_assembly(t = 0, type = foot, flip = false) { //! Assembly with fasteners in place for specified sheet thickness @@ -93,7 +93,6 @@ module foot_assembly(t = 0, type = foot, flip = false) { //! Assembly with faste } module insert_foot(type = insert_foot) { //! Generate STL for foot with insert - stl("insert_foot"); h = foot_height(type); r3 = foot_diameter(type) / 2; r2 = r3 - h * tan(foot_slant(type)); @@ -103,30 +102,31 @@ module insert_foot(type = insert_foot) { //! Generate STL for foot with insert h2 = insert_hole_length(insert); r4 = insert_hole_radius(insert); r5 = r4 + 1; - union() { - rotate_extrude() { - union() { - hull() { - translate([r5, 0]) { - square([r3 - r5, eps]); - square([eps, h]); - } + stl("insert_foot") + union() { + rotate_extrude() { + union() { + hull() { + translate([r5, 0]) { + square([r3 - r5, eps]); + square([eps, h]); + } - translate([r2 - r, h - r]) - circle4n(r); + translate([r2 - r, h - r]) + circle4n(r); + } } } + linear_extrude(h2 + eps) + difference() { + circle(r5 + eps); + + poly_circle(r4); + } + + translate_z(h2) + cylinder(r = r5 + eps, h = h - h2); } - linear_extrude(h2 + eps) - difference() { - circle(r5 + eps); - - poly_circle(r4); - } - - translate_z(h2) - cylinder(r = r5 + eps, h = h - h2); - } } // //! Place the insert in the bottom of the foot and push home with a soldering iron with a conical bit heated to 200°C. diff --git a/printed/handle.scad b/printed/handle.scad index 8cc1fca..4c0a780 100644 --- a/printed/handle.scad +++ b/printed/handle.scad @@ -46,8 +46,6 @@ module handle_holes(h = 100) //! Drills holes for the screws drill(screw_clearance_radius(screw), h); module handle_stl() { //! generate the STL - stl("handle"); - module end(end) translate([end * pitch / 2, 0]) rotate_extrude() @@ -59,23 +57,24 @@ module handle_stl() { //! generate the STL square([dia / 2 + 1, dia + 1]); } - translate_z(dia / 2) - union() { - hull() { - end(-1); + stl("handle") + translate_z(dia / 2) + union() { + hull() { + end(-1); - end(1); - } - - handle_screw_positions() - render() difference() { - h = height + dia / 2; - cylinder(d = dia, h = h); - - translate_z(h) - insert_hole(insert, 6); + end(1); } - } + + handle_screw_positions() + render() difference() { + h = height + dia / 2; + cylinder(d = dia, h = h); + + translate_z(h) + insert_hole(insert, 6); + } + } } // //! Place inserts in the bottom of the posts and push them home with a soldering iron with a conical bit heated to 200°C. diff --git a/printed/pcb_mount.scad b/printed/pcb_mount.scad index 178a2b0..23b6915 100644 --- a/printed/pcb_mount.scad +++ b/printed/pcb_mount.scad @@ -66,35 +66,35 @@ module pcb_mount_washer_stl() //! A plastic washer to clamp a PCB pcb_mount_ring(); module pcb_mount(pcb, height = 5, washers = true) { //! Make the STL of a pcb mount for the specified PCB. - stl(str("pcb_mount_", pcb[0], "_", height)); - y_pitch = pcb_width(pcb) > 4 * pillar_r + 4 ? pillar_r + 1 : pcb_width(pcb) / 2 + frame_w + 1 + pillar_r; - if(washers) - for(x = [-1, 1], y = [-1, 1]) - translate([x * (pillar_r + 1), y * y_pitch, 0]) - pcb_mount_washer_stl(); + stl(str("pcb_mount_", pcb[0], "_", height)) union() { + if(washers) + for(x = [-1, 1], y = [-1, 1]) + translate([x * (pillar_r + 1), y * y_pitch, 0]) + pcb_mount_washer_stl(); - for(x = [-1, 1]) - translate([x * pillar_x_pitch(pcb) / 2, 0, frame_t / 2]) - cube([frame_w, pillar_y_pitch(pcb) - 2 * wall, frame_t], center = true); + for(x = [-1, 1]) + translate([x * pillar_x_pitch(pcb) / 2, 0, frame_t / 2]) + cube([frame_w, pillar_y_pitch(pcb) - 2 * wall, frame_t], center = true); - for(y = [-1, 1]) - translate([0, y * pillar_y_pitch(pcb) / 2, frame_t / 2]) - cube([pillar_x_pitch(pcb) - 2 * wall, frame_w, frame_t], center = true); + for(y = [-1, 1]) + translate([0, y * pillar_y_pitch(pcb) / 2, frame_t / 2]) + cube([pillar_x_pitch(pcb) - 2 * wall, frame_w, frame_t], center = true); - pcb_mount_screw_positions(pcb) - linear_extrude(height) - pcb_mount_ring(); - - linear_extrude(height + pcb_thickness(pcb) - layer_height) - difference() { - pcb_mount_screw_positions(pcb) + pcb_mount_screw_positions(pcb) + linear_extrude(height) pcb_mount_ring(); - square([pcb_length(pcb) + 2 * clearance, pcb_width(pcb) + 2 * clearance], center = true); - } + linear_extrude(height + pcb_thickness(pcb) - layer_height) + difference() { + pcb_mount_screw_positions(pcb) + pcb_mount_ring(); + + square([pcb_length(pcb) + 2 * clearance, pcb_width(pcb) + 2 * clearance], center = true); + } + } } module pcb_mount_assembly(pcb, thickness, height = 5) { //! A PCB mount assembly with fasteners diff --git a/printed/printed_box.scad b/printed/printed_box.scad index 7ee0167..f15dc3a 100644 --- a/printed/printed_box.scad +++ b/printed/printed_box.scad @@ -129,28 +129,27 @@ module pbox_outer_shape(type) //! 2D outer shape of the box offset(pbox_wall(type) / 2) pbox_mid_shape(type); module pbox_base(type) { //! Generate the STL for the base - stl(str(pbox_name(type),"_base")); t = pbox_base(type); - difference() { - union() { - linear_extrude(t) - offset(base_outset - 0.2) - pbox_inner_shape(type); - if($children > 0) - children(0); + stl(str(pbox_name(type),"_base")) + difference() { + union() { + linear_extrude(t) + offset(base_outset - 0.2) + pbox_inner_shape(type); + + if($children > 0) + children(0); + } + pbox_screw_positions(type) + poly_cylinder(r = screw_clearance_radius(pbox_screw(type)), h = 2 * t + eps, center = true); + + if($children > 1) + children(1); } - pbox_screw_positions(type) - poly_cylinder(r = screw_clearance_radius(pbox_screw(type)), h = 2 * t + eps, center = true); - - if($children > 1) - children(1); - } } module pbox(type) { //! Generate the STL for the main case - stl(pbox_name(type)); - height = pbox_height(type); total_height = pbox_total_height(type); top_thickness = pbox_top(type); @@ -159,60 +158,61 @@ module pbox(type) { //! Generate the STL for the main case ledge_inset = base_outset - base_overlap; ledge_h = pbox_base(type) ? (ledge_outset - ledge_inset) * 2 : 0; - difference() { - union() { - linear_extrude(total_height) - pbox_outer_shape(type); - - if($children > 2) - children(2); - } + stl(pbox_name(type)) difference() { - translate_z(top_thickness) - union() { - linear_extrude(height + eps) - offset(-wall / 2) pbox_mid_shape(type); + union() { + linear_extrude(total_height) + pbox_outer_shape(type); - translate_z(height) // Recess for the base - linear_extrude(total_height - height) - offset(base_outset) - pbox_inner_shape(type); - } - // Ledge to support the lid - if(ledge_h) - translate_z(top_thickness + height - ledge_h) - difference() { - rounded_rectangle([pbox_width(type) + 2 * outset, pbox_depth(type) + 2 * outset, ledge_h], 1, center = false); + if($children > 2) + children(2); + } + difference() { + translate_z(top_thickness) + union() { + linear_extrude(height + eps) + offset(-wall / 2) pbox_mid_shape(type); - hull() { - linear_extrude(ledge_h + eps) - offset(ledge_inset) + translate_z(height) // Recess for the base + linear_extrude(total_height - height) + offset(base_outset) pbox_inner_shape(type); - - linear_extrude(eps) - offset(ledge_outset) - pbox_inner_shape(type); - } - pbox_screw_positions(type) - insert_hole(pbox_insert(type)); } + // Ledge to support the lid + if(ledge_h) + translate_z(top_thickness + height - ledge_h) + difference() { + rounded_rectangle([pbox_width(type) + 2 * outset, pbox_depth(type) + 2 * outset, ledge_h], 1, center = false); - // Corner lugs for inserts - outset = wall + pbox_ridges(type).y; - or = pbox_radius(type) + outset; - inset = pbox_screw_inset(type) + outset; - br = insert_boss_radius(pbox_insert(type), wall); - ext = sqrt(2) * inset - or * (sqrt(2) - 1) - br; - translate_z(height + top_thickness) - pbox_screw_positions(type) - insert_lug(pbox_insert(type), wall, counter_bore = 0, extension = ext, corner_r = or); + hull() { + linear_extrude(ledge_h + eps) + offset(ledge_inset) + pbox_inner_shape(type); - if($children > 0) - children(0); + linear_extrude(eps) + offset(ledge_outset) + pbox_inner_shape(type); + } + pbox_screw_positions(type) + insert_hole(pbox_insert(type)); + } + + // Corner lugs for inserts + outset = wall + pbox_ridges(type).y; + or = pbox_radius(type) + outset; + inset = pbox_screw_inset(type) + outset; + br = insert_boss_radius(pbox_insert(type), wall); + ext = sqrt(2) * inset - or * (sqrt(2) - 1) - br; + translate_z(height + top_thickness) + pbox_screw_positions(type) + insert_lug(pbox_insert(type), wall, counter_bore = 0, extension = ext, corner_r = or); + + if($children > 0) + children(0); + } + if($children > 1) + children(1); } - if($children > 1) - children(1); - } } module pbox_inserts(type) //! Place the inserts for the base screws diff --git a/printed/printed_pulleys.scad b/printed/printed_pulleys.scad index b7368a1..7be8945 100644 --- a/printed/printed_pulleys.scad +++ b/printed/printed_pulleys.scad @@ -93,7 +93,6 @@ module printed_pulley(type) { //! Draw a printable pulley or = pulley_od(type) / 2; screw_z = pulley_screw_z(type); - stl(str("printed_pulley_", type[0])); module core() { translate_z(pulley_hub_length(type) + ft) @@ -129,54 +128,55 @@ module printed_pulley(type) { //! Draw a printable pulley circle(d = pulley_bore(type)); } - translate_z(printed_pulley_inverted(type) ? - hl : 0) { - // hub - if(hl) - translate_z(printed_pulley_inverted(type) ? hl + w + 2 * ft : 0) - if(screw_z && screw_z < hl) - render() - difference() { - hub(); + stl(str("printed_pulley_", type[0])) + translate_z(printed_pulley_inverted(type) ? - hl : 0) { + // hub + if(hl) + translate_z(printed_pulley_inverted(type) ? hl + w + 2 * ft : 0) + if(screw_z && screw_z < hl) + render() + difference() { + hub(); + screw_holes(); + } + else + hub(); + + // bottom flange + translate_z(hl) + linear_extrude(ft) + difference() { + circle(d = pulley_flange_dia(type)); + circle(d = pulley_bore(type)); + } + + // top flange + translate_z(hl + ft + w) { + // inner part, supported by core + linear_extrude(ft) + difference() { + circle(r = or); + circle(d = pulley_bore(type)); + } + // outer part at 45 degrees for printing + rotate_extrude() + translate([or - eps, ft]) + vflip() + right_triangle(ft, ft); + } + + if(screw_z && screw_z > hl) + render() + difference() { // T5 pulleys have screws through the teeth + core(); + + translate_z(printed_pulley_inverted(type) ? pulley_height(type) + hl - 2 * screw_z : 0) screw_holes(); - } + } else - hub(); - - // bottom flange - translate_z(hl) - linear_extrude(ft) - difference() { - circle(d = pulley_flange_dia(type)); - circle(d = pulley_bore(type)); - } - - // top flange - translate_z(hl + ft + w) { - // inner part, supported by core - linear_extrude(ft) - difference() { - circle(r = or); - circle(d = pulley_bore(type)); - } - // outer part at 45 degrees for printing - rotate_extrude() - translate([or - eps, ft]) - vflip() - right_triangle(ft, ft); - } - - if(screw_z && screw_z > hl) - render() - difference() { // T5 pulleys have screws through the teeth core(); - - translate_z(printed_pulley_inverted(type) ? pulley_height(type) + hl - 2 * screw_z : 0) - screw_holes(); - } - else - core(); - } + } } module printed_pulley_assembly(type, colour = pp1_colour) //! Draw a printed pulley with its grub screws in place diff --git a/printed/psu_shroud.scad b/printed/psu_shroud.scad index 689a96c..b7bada9 100644 --- a/printed/psu_shroud.scad +++ b/printed/psu_shroud.scad @@ -79,8 +79,6 @@ module psu_shroud_holes(type, cable_d, cables = 1) { } module psu_shroud(type, cable_d, name, cables = 1) { //! Generate the STL file for a specified ssr and cable - stl(str("psu_shroud_", name)); - extent = psu_shroud_extent(type); depth = psu_shroud_depth(type); width = psu_shroud_width(type); @@ -109,38 +107,40 @@ module psu_shroud(type, cable_d, name, cables = 1) { //! Generate the STL file f } } - // base and sides - translate([centre_x, -centre_y]) { - rounded_rectangle([depth - eps, width - eps, top], rad, center = false); + stl(str("psu_shroud_", name)) { + // base and sides + translate([centre_x, -centre_y]) { + rounded_rectangle([depth - eps, width - eps, top], rad, center = false); - linear_extrude(height) - difference() { + linear_extrude(height) + difference() { + shape(); + + translate([depth / 2, width / 2 - 5]) + square([2 * (depth - extent + terminal_clearance), 10], center = true); + } + linear_extrude(height - terminal_block_height(tb) - psu_terminal_block_z(type) - terminal_clearance) shape(); - - translate([depth / 2, width / 2 - 5]) - square([2 * (depth - extent + terminal_clearance), 10], center = true); } - linear_extrude(height - terminal_block_height(tb) - psu_terminal_block_z(type) - terminal_clearance) - shape(); - } - // cable slots - for(i = [0 : 1 : cables - 1]) - translate([centre_x - depth / 2 + wall / 2, -centre_y + (i - cables / 2 + 0.5) * psu_shroud_cable_pitch(cable_d), height / 2]) - rotate([90, 0, 90]) - linear_extrude(wall, center = true) - difference() { - square([cable_d + eps, height], center = true); + // cable slots + for(i = [0 : 1 : cables - 1]) + translate([centre_x - depth / 2 + wall / 2, -centre_y + (i - cables / 2 + 0.5) * psu_shroud_cable_pitch(cable_d), height / 2]) + rotate([90, 0, 90]) + linear_extrude(wall, center = true) + difference() { + square([cable_d + eps, height], center = true); - translate([0, height / 2]) - vertical_tearslot(h = 0, r = cable_d / 2, l = cable_d); - } - // insert lugs - mirror([0, 1, 0]) - psu_shroud_hole_positions(type) - translate_z(height) - rotate($side * 90) - insert_lug(insert, wall, counter_bore); - } + translate([0, height / 2]) + vertical_tearslot(h = 0, r = cable_d / 2, l = cable_d); + } + // insert lugs + mirror([0, 1, 0]) + psu_shroud_hole_positions(type) + translate_z(height) + rotate($side * 90) + insert_lug(insert, wall, counter_bore); + } +} module psu_shroud_assembly(type, cable_d, name, cables = 1) //! The printed parts with inserts fitted assembly(str("PSU_shroud_", name), ngb = true) { diff --git a/printed/ribbon_clamp.scad b/printed/ribbon_clamp.scad index 0eb7952..ab9de40 100644 --- a/printed/ribbon_clamp.scad +++ b/printed/ribbon_clamp.scad @@ -47,7 +47,6 @@ module ribbon_clamp_holes(ways, h = 20, screw = screw) //! Drill screw holes module ribbon_clamp(ways, screw = screw) { //! Generate STL for given number of ways screw_d = screw_radius(screw) * 2; - stl(str("ribbon_clamp_", ways, screw_d != 3 ? str("_", screw_d) : "")); pitch = ribbon_clamp_hole_pitch(ways, screw); d = ribbon_clamp_width(screw); @@ -55,30 +54,31 @@ module ribbon_clamp(ways, screw = screw) { //! Generate STL for given number of t = round_to_layer(ribbon_clamp_slot_depth() + wall); insert = screw_insert(screw); - difference() { - union() { - hull() { - translate_z(h - t / 2) - cube([ribbon_clamp_hole_pitch(ways, screw), d, t], center = true); + stl(str("ribbon_clamp_", ways, screw_d != 3 ? str("_", screw_d) : "")) + difference() { + union() { + hull() { + translate_z(h - t / 2) + cube([ribbon_clamp_hole_pitch(ways, screw), d, t], center = true); - translate_z(1) - cube([pitch, max(wall, d - 2 * (h - t)), 2], center = true); + translate_z(1) + cube([pitch, max(wall, d - 2 * (h - t)), 2], center = true); + } + ribbon_clamp_hole_positions(ways, screw, -1) + cylinder(d = d, h = h); + + ribbon_clamp_hole_positions(ways, screw, 1) + cylinder(d = d, h = h); } - ribbon_clamp_hole_positions(ways, screw, -1) - cylinder(d = d, h = h); - ribbon_clamp_hole_positions(ways, screw, 1) - cylinder(d = d, h = h); - } - - translate_z(h) - cube([ribbon_clamp_slot(ways), d + 1, ribbon_clamp_slot_depth() * 2], center = true); - - ribbon_clamp_hole_positions(ways, screw) translate_z(h) - rotate(22.5) - insert_hole(insert, ribbon_clamp_screw_depth(screw) - insert_length(insert)); - } + cube([ribbon_clamp_slot(ways), d + 1, ribbon_clamp_slot_depth() * 2], center = true); + + ribbon_clamp_hole_positions(ways, screw) + translate_z(h) + rotate(22.5) + insert_hole(insert, ribbon_clamp_screw_depth(screw) - insert_length(insert)); + } } module ribbon_clamp_assembly(ways, screw = screw) pose([55, 180, 25]) //! Printed part with inserts in place diff --git a/printed/screw_knob.scad b/printed/screw_knob.scad index c97f319..3396ecd 100644 --- a/printed/screw_knob.scad +++ b/printed/screw_knob.scad @@ -34,27 +34,26 @@ knob_height = knob_stem_h + knob_thickness; function knob_height() = knob_height; module screw_knob(screw) { //! Generate the STL for a knob to fit the specified hex screw - stl(str("screw_knob_M", screw_radius(screw) * 20)); - knob_stem_r = nut_trap_radius(screw_nut(screw)) + knob_wall; function wave(a) = knob_r + sin(a * knob_waves) * knob_wave; - union() { - render() difference() { - cylinder(r = knob_stem_r, h = knob_thickness + knob_stem_h); + stl(str("screw_knob_M", screw_radius(screw) * 20)) + union() { + render() difference() { + cylinder(r = knob_stem_r, h = knob_thickness + knob_stem_h); - hanging_hole(knob_nut_trap_depth(screw), screw_clearance_radius(screw)) - rotate(45) - circle(r = nut_trap_radius(screw_nut(screw)), $fn = 6); - } - linear_extrude(knob_thickness, convexity = 3) - difference() { - polygon(points = [for(a = [0 : 359]) [wave(a) * sin(a), wave(a) * cos(a)]]); - - circle(knob_stem_r - eps); + hanging_hole(knob_nut_trap_depth(screw), screw_clearance_radius(screw)) + rotate(45) + circle(r = nut_trap_radius(screw_nut(screw)), $fn = 6); } - } + linear_extrude(knob_thickness, convexity = 3) + difference() { + polygon(points = [for(a = [0 : 359]) [wave(a) * sin(a), wave(a) * cos(a)]]); + + circle(knob_stem_r - eps); + } + } } //! Place the screw through the printed part diff --git a/printed/socket_box.scad b/printed/socket_box.scad index e5f0216..01a44ca 100644 --- a/printed/socket_box.scad +++ b/printed/socket_box.scad @@ -41,7 +41,6 @@ height = base_thickness + box_height; function socket_box_depth() = height; //! Outside depth of the backbox module socket_box(type) { //! Generate STL of the backbox for the specified socket - stl(str("socket_box_",type[0])); screw = mains_socket_screw(type); screw_clearance_radius = screw_clearance_radius(screw); @@ -51,37 +50,38 @@ module socket_box(type) { //! Generate STL of the backbox for the specified sock insert_boss = mains_socket_insert_boss(type); insert_hole_radius = insert_hole_radius(insert); - difference() { - linear_extrude(height, convexity = 5) - face_plate(type); - + stl(str("socket_box_",type[0])) difference() { - translate_z(base_thickness) - linear_extrude(height, convexity = 5) - offset(-wall) offset(1) face_plate(type); + linear_extrude(height, convexity = 5) + face_plate(type); - for(side = [-1, 1]) - hull() - for(x = [1, 2]) - translate([side * mains_socket_pitch(type) / x, 0]) - cylinder(d = insert_boss, h = 100); - } - // - // Socket holes - // - translate_z(height) - mains_socket_hole_positions(type) { - poly_cylinder(r = screw_clearance_radius, h = 2 * box_height, center = true); + difference() { + translate_z(base_thickness) + linear_extrude(height, convexity = 5) + offset(-wall) offset(1) face_plate(type); - poly_cylinder(r = insert_hole_radius, h = 2 * insert_length, center = true); + for(side = [-1, 1]) + hull() + for(x = [1, 2]) + translate([side * mains_socket_pitch(type) / x, 0]) + cylinder(d = insert_boss, h = 100); } - // - // Cable hole - // - translate([cable_x, cable_y(type), cable_z]) - rotate([90, 0, 0]) - teardrop_plus(r = cable_d / 2, h = 30); - } + // + // Socket holes + // + translate_z(height) + mains_socket_hole_positions(type) { + poly_cylinder(r = screw_clearance_radius, h = 2 * box_height, center = true); + + poly_cylinder(r = insert_hole_radius, h = 2 * insert_length, center = true); + } + // + // Cable hole + // + translate([cable_x, cable_y(type), cable_z]) + rotate([90, 0, 0]) + teardrop_plus(r = cable_d / 2, h = 30); + } } module socket_box_MKLOGIC_stl() socket_box(MKLOGIC); diff --git a/printed/ssr_shroud.scad b/printed/ssr_shroud.scad index 066a8e7..f5071d7 100644 --- a/printed/ssr_shroud.scad +++ b/printed/ssr_shroud.scad @@ -61,49 +61,50 @@ module ssr_shroud_holes(type, cable_d) { //! Drill the screw and ziptie holes } module ssr_shroud(type, cable_d, name) { //! Generate the STL file for a specified ssr and cable - stl(str("ssr_shroud_", name)); - width = ssr_shroud_width(type); depth = ssr_length(type) / 3 + ssr_shroud_extent(type, cable_d); height = ssr_shroud_height(type); cable_x = ssr_shroud_cable_x(type, cable_d); center_x = -ssr_length(type) / 6 - depth / 2; - // base and sides - translate([center_x, 0]) { - rounded_rectangle([depth - eps, width - eps, top], rad, center = false); - linear_extrude(height) difference() { - round(or = wall / 2 - eps, ir = 0) difference() { - rounded_square([depth, width], rad); + stl(str("ssr_shroud_", name)) { + // base and sides + translate([center_x, 0]) { + rounded_rectangle([depth - eps, width - eps, top], rad, center = false); - rounded_square([depth - 2 * wall, width - 2 * wall], rad - wall); + linear_extrude(height) difference() { + round(or = wall / 2 - eps, ir = 0) difference() { + rounded_square([depth, width], rad); - translate([depth / 2, 0]) - square([2 * rad, width], center = true); + rounded_square([depth - 2 * wall, width - 2 * wall], rad - wall); + translate([depth / 2, 0]) + square([2 * rad, width], center = true); + + } + translate([cable_x - center_x, 0]) + square([cable_d, width + 1], center = true); } - translate([cable_x - center_x, 0]) - square([cable_d, width + 1], center = true); } - } - // cable slots - for(side = [-1, 1]) - translate([cable_x, side * (width / 2 - wall / 2), height / 2]) - rotate([90, 0, 0]) - linear_extrude(wall, center = true) - difference() { - square([cable_d + eps, height], center = true); + // cable slots + for(side = [-1, 1]) + translate([cable_x, side * (width / 2 - wall / 2), height / 2]) + rotate([90, 0, 0]) + linear_extrude(wall, center = true) + difference() { + square([cable_d + eps, height], center = true); - translate([0, height / 2]) - vertical_tearslot(h = 0, r = cable_d / 2, l = cable_d); - } - // insert boss - ssr_shroud_hole_positions(type) - vflip() - translate_z(height) - rotate($side * 90) - insert_lug(insert, wall, counter_bore); + translate([0, height / 2]) + vertical_tearslot(h = 0, r = cable_d / 2, l = cable_d); + } + // insert boss + ssr_shroud_hole_positions(type) + vflip() + translate_z(height) + rotate($side * 90) + insert_lug(insert, wall, counter_bore); + } } module ssr_shroud_assembly(type, cable_d, name) //! The printed parts with inserts fitted diff --git a/printed/strap_handle.scad b/printed/strap_handle.scad index d78fb86..a78768b 100644 --- a/printed/strap_handle.scad +++ b/printed/strap_handle.scad @@ -75,32 +75,29 @@ module strap_holes(length, type = strap, h = 100) //! The panel cut outs strap_boss_shape(type); module strap(length, type = strap) { //! Generate the STL for the rubber strap - stl("strap"); - len = length - 2 * (wall + clearance); w = strap_width(type); - linear_extrude(strap_thickness(type), convexity = 3) - difference() { - rounded_square([len, w], w / 2 - eps); + stl("strap") + linear_extrude(strap_thickness(type), convexity = 3) + difference() { + rounded_square([len, w], w / 2 - eps); - for(end = [-1, 1]) - translate([end * (len / 2 - strap_min_width(type) - strap_boss_r(type) - clearance), 0]) - rotate(end * 90 + 90) - hull() { - offset(clearance) - strap_boss_shape(type); - - translate([strap_extension(type) / 2, 0]) + for(end = [-1, 1]) + translate([end * (len / 2 - strap_min_width(type) - strap_boss_r(type) - clearance), 0]) + rotate(end * 90 + 90) + hull() { offset(clearance) strap_boss_shape(type); - } - } + + translate([strap_extension(type) / 2, 0]) + offset(clearance) + strap_boss_shape(type); + } + } } module strap_end(type = strap) { //! Generate the STL for end piece - stl("strap_end"); - z1 = strap_height(type) - strap_thickness(type) - clearance; z2 = strap_height(type) + strap_key(type); r1 = strap_boss_r(type) - 1; @@ -121,42 +118,43 @@ module strap_end(type = strap) { //! Generate the STL for end piece circle(r1); } - union() { - linear_extrude(z1) - with_hole() - outer(); - - translate_z(z1) - linear_extrude(strap_height(type) - z1) - difference() { + stl("strap_end") + union() { + linear_extrude(z1) + with_hole() outer(); - hull() { - translate([0, -strap_width(type) / 2 - clearance]) - square([strap_boss_r(type) + overlap, strap_width(type) + 2 * clearance]); + translate_z(z1) + linear_extrude(strap_height(type) - z1) + difference() { + outer(); - translate([-strap_extension(type) / 2, 0]) - circle(d = strap_width(type) + 2 * clearance); + hull() { + translate([0, -strap_width(type) / 2 - clearance]) + square([strap_boss_r(type) + overlap, strap_width(type) + 2 * clearance]); + + translate([-strap_extension(type) / 2, 0]) + circle(d = strap_width(type) + 2 * clearance); + } } - } - linear_extrude(strap_height(type) - layer_height) - with_hole() - strap_boss_shape(type); + linear_extrude(strap_height(type) - layer_height) + with_hole() + strap_boss_shape(type); - linear_extrude(z2) - with_hole() - offset(cnc_bit_r) - offset(-step - cnc_bit_r) - strap_boss_shape(type); + linear_extrude(z2) + with_hole() + offset(cnc_bit_r) + offset(-step - cnc_bit_r) + strap_boss_shape(type); - render() difference() { - cylinder(r = r1 + eps, h = z2); + render() difference() { + cylinder(r = r1 + eps, h = z2); - translate_z(z2) - insert_hole(strap_insert(type), counterbore); + translate_z(z2) + insert_hole(strap_insert(type), counterbore); + } } - } } // //! * Place the insert into the hole and push home with a soldering iron with a tapered bit heated to 200°C.