106 lines
2.9 KiB
OpenSCAD
106 lines
2.9 KiB
OpenSCAD
include <../lib/common.scad>;
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include <../lib/examples.scad>;
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thickness = 6;
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width = 70;
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depth = 62;
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$fn = 100;
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base();
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module base() {
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difference() {
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union() {
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translate([0, - thickness * 2, 0])
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block_with_fillet(width, depth + thickness * 2, thickness, 10);
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translate([0, - thickness, 0])
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mount();
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}
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big_holes();
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small_holes();
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belt_holes();
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endstop_holes();
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wheel_clerance();
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}
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}
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module big_holes() {
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diameter = 7;
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translate([diameter / 2 + 5, diameter / 2 + 7, - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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translate([width - (5 + diameter / 2), diameter / 2 + 7, - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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}
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module wheel_clerance() {
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diameter = 30;
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diameter2 = 7;
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translate([diameter2 / 2 + 5, diameter2 / 2 + 7, thickness])
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cylinder(d = diameter, h = thickness * 10);
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translate([width - (5 + diameter2 / 2), diameter2 / 2 + 7, thickness])
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cylinder(d = diameter, h = thickness * 10);
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}
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module small_holes() {
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diameter = 5;
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translate([diameter / 2 + 5, depth - (diameter / 2 + 7), - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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translate([width - (5 + diameter / 2), depth - (diameter / 2 + 7), - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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}
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module belt_holes() {
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hole_width = 4;
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hole_depth = 9;
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offset_from_edge = 4;
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translate([offset_from_edge, (depth - 9) / 2, - 0.1])
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cube([hole_width, hole_depth, thickness + 0.2]);
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translate([width - (offset_from_edge + hole_width), (depth - 9) / 2, - 0.1])
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cube([hole_width, hole_depth, thickness + 0.2]);
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}
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module mount() {
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translate([(width - 35) / 2, 0]) {
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rotate([90, 0, 0]) {
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difference() {
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union() {
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block_with_fillet(35, 30, thickness, 10);
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cube([35, 10, thickness]);
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rotate([180, 0, 0])
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translate([0, - 20, 0])
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prism(35, 20, 23);
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}
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union() {
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translate([2.5 + 2, 20, 10])
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rotate([180, 0, 0])
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screw_mount(length = 10, nut_size = 6, screw_size = 3, nut = "hexagon", nut_height = 30);
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translate([2.5 + 25, 20, 10])
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rotate([180, 0, 0])
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screw_mount(length = 10, nut_size = 6, screw_size = 3, nut = "hexagon", nut_height = 30);
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}
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}
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}
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}
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}
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module endstop_holes() {
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diameter = 2;
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translate([width - (diameter / 2 + 3), diameter / 2 + 16, - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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translate([width - (diameter / 2 + 3), diameter / 2 + 16 + 6, - 0.1])
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cylinder(d = diameter, h = thickness * 1.1);
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} |