diff --git a/libraries/Minolta16.scad b/libraries/Minolta16.scad deleted file mode 100644 index cb61e2e..0000000 --- a/libraries/Minolta16.scad +++ /dev/null @@ -1,36 +0,0 @@ -/** - * Variables for the Minox16 camera - **/ - -$fn = 150; - -SPACING = 42; -WALL_THICKNESS = 1.25 + .5; - -PLANE_BACK = 1.55; - -CART_H = 16.85 + .75; - -FEED_D = 19.14; -TAKEUP_D = 22.04; - -TAKEUP_OFFSET_Y = -(TAKEUP_D - FEED_D) / 2; - -CONNECT_X = SPACING - (TAKEUP_D / 2) - (FEED_D / 2) + 2; -CONNECT_Y = 8.85; -CONNECT_Z = 1.3; - -CONNECT_OFFSET_X = ((TAKEUP_D / 2) - (FEED_D / 2)) / 2; -CONNECT_OFFSET_Y = (FEED_D / 2) - (CONNECT_Y / 2) - 5.02; -CONNECT_OFFSET_Z = -(CART_H / 2) + (CONNECT_Z / 2); - -FILM_NEG_Y = .75; - -FILM_NEG_OFFSET_Y = 8.5; - -CAP_LIP_H = 5.92; -CAP_LIP = .56; -CAP_THICKNESS = .5; - -TOP_H = 1; - diff --git a/libraries/Triangles.scad b/libraries/Triangles.scad deleted file mode 100644 index 2b56f35..0000000 --- a/libraries/Triangles.scad +++ /dev/null @@ -1,215 +0,0 @@ -/* -Triangles.scad - Author: Tim Koopman - https://github.com/tkoopman/Delta-Diamond/blob/master/OpenSCAD/Triangles.scad - - angleCA - /|\ - a / H \ c - / | \ - angleAB ------- angleBC - b - -Standard Parameters - center: true/false - If true same as centerXYZ = [true, true, true] - - centerXYZ: Vector of 3 true/false values [CenterX, CenterY, CenterZ] - center must be left undef - - height: The 3D height of the Triangle. Ignored if heights defined - - heights: Vector of 3 height values heights @ [angleAB, angleBC, angleCA] - If CenterZ is true each height will be centered individually, this means - the shape will be different depending on CenterZ. Most times you will want - CenterZ to be true to get the shape most people want. -*/ - -/* -Triangle - a: Length of side a - b: Length of side b - angle: angle at point angleAB -*/ -module Triangle( - a, b, angle, height=1, heights=undef, - center=undef, centerXYZ=[false,false,false]) -{ - // Calculate Heights at each point - heightAB = ((heights==undef) ? height : heights[0])/2; - heightBC = ((heights==undef) ? height : heights[1])/2; - heightCA = ((heights==undef) ? height : heights[2])/2; - centerZ = (center || (center==undef && centerXYZ[2]))?0:max(heightAB,heightBC,heightCA); - - // Calculate Offsets for centering - offsetX = (center || (center==undef && centerXYZ[0]))?((cos(angle)*a)+b)/3:0; - offsetY = (center || (center==undef && centerXYZ[1]))?(sin(angle)*a)/3:0; - - pointAB1 = [-offsetX,-offsetY, centerZ-heightAB]; - pointAB2 = [-offsetX,-offsetY, centerZ+heightAB]; - pointBC1 = [b-offsetX,-offsetY, centerZ-heightBC]; - pointBC2 = [b-offsetX,-offsetY, centerZ+heightBC]; - pointCA1 = [(cos(angle)*a)-offsetX,(sin(angle)*a)-offsetY, centerZ-heightCA]; - pointCA2 = [(cos(angle)*a)-offsetX,(sin(angle)*a)-offsetY, centerZ+heightCA]; - - polyhedron( - points=[ pointAB1, pointBC1, pointCA1, - pointAB2, pointBC2, pointCA2 ], - triangles=[ - [0, 1, 2], - [3, 5, 4], - [0, 3, 1], - [1, 3, 4], - [1, 4, 2], - [2, 4, 5], - [2, 5, 0], - [0, 5, 3] ] ); -} - -/* -Isosceles Triangle - Exactly 2 of the following paramaters must be defined. - If all 3 defined H will be ignored. - b: length of side b - angle: angle at points angleAB & angleBC. -*/ -module Isosceles_Triangle( - b, angle, H=undef, height=1, heights=undef, - center=undef, centerXYZ=[true, false, false]) -{ - valid = (angle!=undef)?((angle < 90) && (b!=undef||H!=undef)) : (b!=undef&&H!=undef); - ANGLE = (angle!=undef) ? angle : atan(H / (b/2)); - a = (b==undef)?(H/sin((180-(angle*2))/2)) : - (b / cos(ANGLE))/2; - B = (b==undef)? (cos(angle)*a)*2:b; - if (valid) - { - Triangle(a=a, b=B, angle=ANGLE, height=height, heights=heights, - center=center, centerXYZ=centerXYZ); - } else { - echo("Invalid Isosceles_Triangle. Must specify any 2 of b, angle and H, and if angle used angle must be less than 90"); - } -} - -/* -Right Angled Triangle - Create a Right Angled Triangle where the hypotenuse will be calculated. - - |\ - a| \ - | \ - ---- - b - a: length of side a - b: length of side b -*/ -module Right_Angled_Triangle( - a, b, height=1, heights=undef, - center=undef, centerXYZ=[false, false, false]) -{ - Triangle(a=a, b=b, angle=90, height=height, heights=heights, - center=center, centerXYZ=centerXYZ); -} - -/* -Wedge - Is same as Right Angled Triangle with 2 different heights, and rotated. - Good for creating support structures. -*/ -module Wedge(a, b, w1, w2) -{ - rotate([90,0,0]) - Right_Angled_Triangle(a, b, heights=[w1, w2, w1], centerXYZ=[false, false, true]); -} - -/* -Equilateral Triangle - Create a Equilateral Triangle. - - l: Length of all sides (a, b & c) - H: Triangle size will be based on the this 2D height - When using H, l is ignored. -*/ -module Equilateral_Triangle( - l=10, H=undef, height=1, heights=undef, - center=undef, centerXYZ=[true,false,false]) -{ - L = (H==undef)?l:H/sin(60); - Triangle(a=L,b=L,angle=60,height=height, heights=heights, - center=center, centerXYZ=centerXYZ); -} - -/* -Trapezoid - Create a Basic Trapezoid (Based on Isosceles_Triangle) - - d - /----\ - / | \ - a / H \ c - / | \ - angle ------------ angle - b - - b: Length of side b - angle: Angle at points angleAB & angleBC - H: The 2D height at which the triangle should be cut to create the trapezoid - heights: If vector of size 3 (Standard for triangles) both cd & da will be the same height, if vector have 4 values [ab,bc,cd,da] than each point can have different heights. -*/ -module Trapezoid( - b, angle=60, H, height=1, heights=undef, - center=undef, centerXYZ=[true,false,false]) -{ - validAngle = (angle < 90); - adX = H / tan(angle); - - // Calculate Heights at each point - heightAB = ((heights==undef) ? height : heights[0])/2; - heightBC = ((heights==undef) ? height : heights[1])/2; - heightCD = ((heights==undef) ? height : heights[2])/2; - heightDA = ((heights==undef) ? height : ((len(heights) > 3)?heights[3]:heights[2]))/2; - - // Centers - centerX = (center || (center==undef && centerXYZ[0]))?0:b/2; - centerY = (center || (center==undef && centerXYZ[1]))?0:H/2; - centerZ = (center || (center==undef && centerXYZ[2]))?0:max(heightAB,heightBC,heightCD,heightDA); - - // Points - y = H/2; - bx = b/2; - dx = (b-(adX*2))/2; - - pointAB1 = [centerX-bx, centerY-y, centerZ-heightAB]; - pointAB2 = [centerX-bx, centerY-y, centerZ+heightAB]; - pointBC1 = [centerX+bx, centerY-y, centerZ-heightBC]; - pointBC2 = [centerX+bx, centerY-y, centerZ+heightBC]; - pointCD1 = [centerX+dx, centerY+y, centerZ-heightCD]; - pointCD2 = [centerX+dx, centerY+y, centerZ+heightCD]; - pointDA1 = [centerX-dx, centerY+y, centerZ-heightDA]; - pointDA2 = [centerX-dx, centerY+y, centerZ+heightDA]; - - validH = (adX < b/2); - - if (validAngle && validH) - { - polyhedron( - points=[ pointAB1, pointBC1, pointCD1, pointDA1, - pointAB2, pointBC2, pointCD2, pointDA2 ], - triangles=[ - [0, 1, 2], - [0, 2, 3], - [4, 6, 5], - [4, 7, 6], - [0, 4, 1], - [1, 4, 5], - [1, 5, 2], - [2, 5, 6], - [2, 6, 3], - [3, 6, 7], - [3, 7, 0], - [0, 7, 4] ] ); - } else { - if (!validAngle) echo("Trapezoid invalid, angle must be less than 90"); - else echo("Trapezoid invalid, H is larger than triangle"); - } -} \ No newline at end of file diff --git a/libraries/knurledFinishLib_v2.scad b/libraries/knurledFinishLib_v2.scad deleted file mode 100644 index f4011fa..0000000 --- a/libraries/knurledFinishLib_v2.scad +++ /dev/null @@ -1,181 +0,0 @@ -/* - * knurledFinishLib_v2.scad - * - * Written by aubenc @ Thingiverse - * - * This script is licensed under the Public Domain license. - * - * http://www.thingiverse.com/thing:31122 - * - * Derived from knurledFinishLib.scad (also Public Domain license) available at - * - * http://www.thingiverse.com/thing:9095 - * - * Usage: - * - * Drop this script somewhere where OpenSCAD can find it (your current project's - * working directory/folder or your OpenSCAD libraries directory/folder). - * - * Add the line: - * - * use - * - * in your OpenSCAD script and call either... - * - * knurled_cyl( Knurled cylinder height, - * Knurled cylinder outer diameter, - * Knurl polyhedron width, - * Knurl polyhedron height, - * Knurl polyhedron depth, - * Cylinder ends smoothed height, - * Knurled surface smoothing amount ); - * - * ...or... - * - * knurl(); - * - * If you use knurled_cyl() module, you need to specify the values for all and - * - * Call the module ' help(); ' for a little bit more of detail - * and/or take a look to the PDF available at http://www.thingiverse.com/thing:9095 - * for a in depth descrition of the knurl properties. - */ - - -module knurl( k_cyl_hg = 12, - k_cyl_od = 25, - knurl_wd = 3, - knurl_hg = 4, - knurl_dp = 1.5, - e_smooth = 2, - s_smooth = 0) -{ - knurled_cyl(k_cyl_hg, k_cyl_od, - knurl_wd, knurl_hg, knurl_dp, - e_smooth, s_smooth); -} - -module knurled_cyl(chg, cod, cwd, csh, cdp, fsh, smt) -{ - cord=(cod+cdp+cdp*smt/100)/2; - cird=cord-cdp; - cfn=round(2*cird*PI/cwd); - clf=360/cfn; - crn=ceil(chg/csh); - - echo("knurled cylinder max diameter: ", 2*cord); - echo("knurled cylinder min diameter: ", 2*cird); - - if( fsh < 0 ) - { - union() - { - shape(fsh, cird+cdp*smt/100, cord, cfn*4, chg); - - translate([0,0,-(crn*csh-chg)/2]) - knurled_finish(cord, cird, clf, csh, cfn, crn); - } - } - else if ( fsh == 0 ) - { - intersection() - { - cylinder(h=chg, r=cord-cdp*smt/100, $fn=2*cfn, center=false); - - translate([0,0,-(crn*csh-chg)/2]) - knurled_finish(cord, cird, clf, csh, cfn, crn); - } - } - else - { - intersection() - { - shape(fsh, cird, cord-cdp*smt/100, cfn*4, chg); - - translate([0,0,-(crn*csh-chg)/2]) - knurled_finish(cord, cird, clf, csh, cfn, crn); - } - } -} - -module shape(hsh, ird, ord, fn4, hg) -{ - x0= 0; x1 = hsh > 0 ? ird : ord; x2 = hsh > 0 ? ord : ird; - y0=-0.1; y1=0; y2=abs(hsh); y3=hg-abs(hsh); y4=hg; y5=hg+0.1; - - if ( hsh >= 0 ) - { - rotate_extrude(convexity=10, $fn=fn4) - polygon(points=[ [x0,y1],[x1,y1],[x2,y2],[x2,y3],[x1,y4],[x0,y4] ], - paths=[ [0,1,2,3,4,5] ]); - } - else - { - rotate_extrude(convexity=10, $fn=fn4) - polygon(points=[ [x0,y0],[x1,y0],[x1,y1],[x2,y2], - [x2,y3],[x1,y4],[x1,y5],[x0,y5] ], - paths=[ [0,1,2,3,4,5,6,7] ]); - } -} - -module knurled_finish(ord, ird, lf, sh, fn, rn) -{ - for(j=[0:rn-1]) - assign(h0=sh*j, h1=sh*(j+1/2), h2=sh*(j+1)) - { - for(i=[0:fn-1]) - assign(lf0=lf*i, lf1=lf*(i+1/2), lf2=lf*(i+1)) - { - polyhedron( - points=[ - [ 0,0,h0], - [ ord*cos(lf0), ord*sin(lf0), h0], - [ ird*cos(lf1), ird*sin(lf1), h0], - [ ord*cos(lf2), ord*sin(lf2), h0], - - [ ird*cos(lf0), ird*sin(lf0), h1], - [ ord*cos(lf1), ord*sin(lf1), h1], - [ ird*cos(lf2), ird*sin(lf2), h1], - - [ 0,0,h2], - [ ord*cos(lf0), ord*sin(lf0), h2], - [ ird*cos(lf1), ird*sin(lf1), h2], - [ ord*cos(lf2), ord*sin(lf2), h2] - ], - triangles=[ - [0,1,2],[2,3,0], - [1,0,4],[4,0,7],[7,8,4], - [8,7,9],[10,9,7], - [10,7,6],[6,7,0],[3,6,0], - [2,1,4],[3,2,6],[10,6,9],[8,9,4], - [4,5,2],[2,5,6],[6,5,9],[9,5,4] - ], - convexity=5); - } - } -} - -module knurl_help() -{ - echo(); - echo(" Knurled Surface Library v2 "); - echo(""); - echo(" Modules: "); - echo(""); - echo(" knurled_cyl(parameters... ); - Requires a value for each an every expected parameter (see bellow) "); - echo(""); - echo(" knurl(); - Call to the previous module with a set of default parameters, "); - echo(" values may be changed by adding 'parameter_name=value' i.e. knurl(s_smooth=40); "); - echo(""); - echo(" Parameters, all of them in mm but the last one. "); - echo(""); - echo(" k_cyl_hg - [ 12 ] ,, Height for the knurled cylinder "); - echo(" k_cyl_od - [ 25 ] ,, Cylinder's Outer Diameter before applying the knurled surfacefinishing. "); - echo(" knurl_wd - [ 3 ] ,, Knurl's Width. "); - echo(" knurl_hg - [ 4 ] ,, Knurl's Height. "); - echo(" knurl_dp - [ 1.5 ] ,, Knurl's Depth. "); - echo(" e_smooth - [ 2 ] ,, Bevel's Height at the bottom and the top of the cylinder "); - echo(" s_smooth - [ 0 ] ,, Knurl's Surface Smoothing : File donwn the top of the knurl this value, i.e. 40 will snooth it a 40%. "); - echo(""); -} - diff --git a/libraries/threads.scad b/libraries/threads.scad deleted file mode 100644 index a254f06..0000000 --- a/libraries/threads.scad +++ /dev/null @@ -1,372 +0,0 @@ -/* - * ISO-standard metric threads, following this specification: - * http://en.wikipedia.org/wiki/ISO_metric_screw_thread - * - * Copyright 2017 Dan Kirshner - dan_kirshner@yahoo.com - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * See . - * - * Version 2.3. 2017-08-31 Default for leadin: 0 (best for internal threads). - * Version 2.2. 2017-01-01 Correction for angle; leadfac option. (Thanks to - * Andrew Allen .) - * Version 2.1. 2016-12-04 Chamfer bottom end (low-z); leadin option. - * Version 2.0. 2016-11-05 Backwards compatibility (earlier OpenSCAD) fixes. - * Version 1.9. 2016-07-03 Option: tapered. - * Version 1.8. 2016-01-08 Option: (non-standard) angle. - * Version 1.7. 2015-11-28 Larger x-increment - for small-diameters. - * Version 1.6. 2015-09-01 Options: square threads, rectangular threads. - * Version 1.5. 2015-06-12 Options: thread_size, groove. - * Version 1.4. 2014-10-17 Use "faces" instead of "triangles" for polyhedron - * Version 1.3. 2013-12-01 Correct loop over turns -- don't have early cut-off - * Version 1.2. 2012-09-09 Use discrete polyhedra rather than linear_extrude () - * Version 1.1. 2012-09-07 Corrected to right-hand threads! - */ - -// Examples. -// -// Standard M8 x 1. -// metric_thread (diameter=8, pitch=1, length=4); - -// Square thread. -// metric_thread (diameter=8, pitch=1, length=4, square=true); - -// Non-standard: long pitch, same thread size. -//metric_thread (diameter=8, pitch=4, length=4, thread_size=1, groove=true); - -// Non-standard: 20 mm diameter, long pitch, square "trough" width 3 mm, -// depth 1 mm. -//metric_thread (diameter=20, pitch=8, length=16, square=true, thread_size=6, -// groove=true, rectangle=0.333); - -// English: 1/4 x 20. -//english_thread (diameter=1/4, threads_per_inch=20, length=1); - -// Tapered. Example -- pipe size 3/4" -- per: -// http://www.engineeringtoolbox.com/npt-national-pipe-taper-threads-d_750.html -// english_thread (diameter=1.05, threads_per_inch=14, length=3/4, taper=1/16); - -// Thread for mounting on Rohloff hub. -//difference () { -// cylinder (r=20, h=10, $fn=100); -// -// metric_thread (diameter=34, pitch=1, length=10, internal=true, n_starts=6); -//} - - -// ---------------------------------------------------------------------------- -function segments (diameter) = min (50, ceil (diameter*6)); - - -// ---------------------------------------------------------------------------- -// diameter - outside diameter of threads in mm. Default: 8. -// pitch - thread axial "travel" per turn in mm. Default: 1. -// length - overall axial length of thread in mm. Default: 1. -// internal - true = clearances for internal thread (e.g., a nut). -// false = clearances for external thread (e.g., a bolt). -// (Internal threads should be "cut out" from a solid using -// difference ()). -// n_starts - Number of thread starts (e.g., DNA, a "double helix," has -// n_starts=2). See wikipedia Screw_thread. -// thread_size - (non-standard) axial width of a single thread "V" - independent -// of pitch. Default: same as pitch. -// groove - (non-standard) subtract inverted "V" from cylinder (rather than -// add protruding "V" to cylinder). -// square - Square threads (per -// https://en.wikipedia.org/wiki/Square_thread_form). -// rectangle - (non-standard) "Rectangular" thread - ratio depth/(axial) width -// Default: 1 (square). -// angle - (non-standard) angle (deg) of thread side from perpendicular to -// axis (default = standard = 30 degrees). -// taper - diameter change per length (National Pipe Thread/ANSI B1.20.1 -// is 1" diameter per 16" length). Taper decreases from 'diameter' -// as z increases. -// leadin - 0 (default): no chamfer; 1: chamfer (45 degree) at max-z end; -// 2: chamfer at both ends, 3: chamfer at z=0 end. -// leadfac - scale of leadin chamfer (default: 1.0 = 1/2 thread). -module metric_thread (diameter=8, pitch=1, length=1, internal=false, n_starts=1, - thread_size=-1, groove=false, square=false, rectangle=0, - angle=30, taper=0, leadin=0, leadfac=1.0) -{ - // thread_size: size of thread "V" different than travel per turn (pitch). - // Default: same as pitch. - local_thread_size = thread_size == -1 ? pitch : thread_size; - local_rectangle = rectangle ? rectangle : 1; - - n_segments = segments (diameter); - h = (square || rectangle) ? local_thread_size*local_rectangle/2 : local_thread_size / (2 * tan(angle)); - - h_fac1 = (square || rectangle) ? 0.90 : 0.625; - - // External thread includes additional relief. - h_fac2 = (square || rectangle) ? 0.95 : 5.3/8; - - tapered_diameter = diameter - length*taper; - - difference () { - union () { - if (! groove) { - metric_thread_turns (diameter, pitch, length, internal, n_starts, - local_thread_size, groove, square, rectangle, angle, - taper); - } - - difference () { - - // Solid center, including Dmin truncation. - if (groove) { - cylinder (r1=diameter/2, r2=tapered_diameter/2, - h=length, $fn=n_segments); - } else if (internal) { - cylinder (r1=diameter/2 - h*h_fac1, r2=tapered_diameter/2 - h*h_fac1, - h=length, $fn=n_segments); - } else { - - // External thread. - cylinder (r1=diameter/2 - h*h_fac2, r2=tapered_diameter/2 - h*h_fac2, - h=length, $fn=n_segments); - } - - if (groove) { - metric_thread_turns (diameter, pitch, length, internal, n_starts, - local_thread_size, groove, square, rectangle, - angle, taper); - } - } - } - - // chamfer z=0 end if leadin is 2 or 3 - if (leadin == 2 || leadin == 3) { - difference () { - cylinder (r=diameter/2 + 1, h=h*h_fac1*leadfac, $fn=n_segments); - - cylinder (r2=diameter/2, r1=diameter/2 - h*h_fac1*leadfac, h=h*h_fac1*leadfac, - $fn=n_segments); - } - } - - // chamfer z-max end if leadin is 1 or 2. - if (leadin == 1 || leadin == 2) { - translate ([0, 0, length + 0.05 - h*h_fac1*leadfac]) { - difference () { - cylinder (r=diameter/2 + 1, h=h*h_fac1*leadfac, $fn=n_segments); - cylinder (r1=tapered_diameter/2, r2=tapered_diameter/2 - h*h_fac1*leadfac, h=h*h_fac1*leadfac, - $fn=n_segments); - } - } - } - } -} - - -// ---------------------------------------------------------------------------- -// Input units in inches. -// Note: units of measure in drawing are mm! -module english_thread (diameter=0.25, threads_per_inch=20, length=1, - internal=false, n_starts=1, thread_size=-1, groove=false, - square=false, rectangle=0, angle=30, taper=0, leadin=0, - leadfac=1.0) -{ - // Convert to mm. - mm_diameter = diameter*25.4; - mm_pitch = (1.0/threads_per_inch)*25.4; - mm_length = length*25.4; - - echo (str ("mm_diameter: ", mm_diameter)); - echo (str ("mm_pitch: ", mm_pitch)); - echo (str ("mm_length: ", mm_length)); - metric_thread (mm_diameter, mm_pitch, mm_length, internal, n_starts, - thread_size, groove, square, rectangle, angle, taper, leadin, - leadfac); -} - -// ---------------------------------------------------------------------------- -module metric_thread_turns (diameter, pitch, length, internal, n_starts, - thread_size, groove, square, rectangle, angle, - taper) -{ - // Number of turns needed. - n_turns = floor (length/pitch); - - intersection () { - - // Start one below z = 0. Gives an extra turn at each end. - for (i=[-1*n_starts : n_turns+1]) { - translate ([0, 0, i*pitch]) { - metric_thread_turn (diameter, pitch, internal, n_starts, - thread_size, groove, square, rectangle, angle, - taper, i*pitch); - } - } - - // Cut to length. - translate ([0, 0, length/2]) { - cube ([diameter*3, diameter*3, length], center=true); - } - } -} - - -// ---------------------------------------------------------------------------- -module metric_thread_turn (diameter, pitch, internal, n_starts, thread_size, - groove, square, rectangle, angle, taper, z) -{ - n_segments = segments (diameter); - fraction_circle = 1.0/n_segments; - for (i=[0 : n_segments-1]) { - rotate ([0, 0, i*360*fraction_circle]) { - translate ([0, 0, i*n_starts*pitch*fraction_circle]) { - //current_diameter = diameter - taper*(z + i*n_starts*pitch*fraction_circle); - thread_polyhedron ((diameter - taper*(z + i*n_starts*pitch*fraction_circle))/2, - pitch, internal, n_starts, thread_size, groove, - square, rectangle, angle); - } - } - } -} - - -// ---------------------------------------------------------------------------- -module thread_polyhedron (radius, pitch, internal, n_starts, thread_size, - groove, square, rectangle, angle) -{ - n_segments = segments (radius*2); - fraction_circle = 1.0/n_segments; - - local_rectangle = rectangle ? rectangle : 1; - - h = (square || rectangle) ? thread_size*local_rectangle/2 : thread_size / (2 * tan(angle)); - outer_r = radius + (internal ? h/20 : 0); // Adds internal relief. - //echo (str ("outer_r: ", outer_r)); - - // A little extra on square thread -- make sure overlaps cylinder. - h_fac1 = (square || rectangle) ? 1.1 : 0.875; - inner_r = radius - h*h_fac1; // Does NOT do Dmin_truncation - do later with - // cylinder. - - translate_y = groove ? outer_r + inner_r : 0; - reflect_x = groove ? 1 : 0; - - // Make these just slightly bigger (keep in proportion) so polyhedra will - // overlap. - x_incr_outer = (! groove ? outer_r : inner_r) * fraction_circle * 2 * PI * 1.02; - x_incr_inner = (! groove ? inner_r : outer_r) * fraction_circle * 2 * PI * 1.02; - z_incr = n_starts * pitch * fraction_circle * 1.005; - - /* - (angles x0 and x3 inner are actually 60 deg) - - /\ (x2_inner, z2_inner) [2] - / \ - (x3_inner, z3_inner) / \ - [3] \ \ - |\ \ (x2_outer, z2_outer) [6] - | \ / - | \ /| - z |[7]\/ / (x1_outer, z1_outer) [5] - | | | / - | x | |/ - | / | / (x0_outer, z0_outer) [4] - | / | / (behind: (x1_inner, z1_inner) [1] - |/ | / - y________| |/ - (r) / (x0_inner, z0_inner) [0] - - */ - - x1_outer = outer_r * fraction_circle * 2 * PI; - - z0_outer = (outer_r - inner_r) * tan(angle); - //echo (str ("z0_outer: ", z0_outer)); - - //polygon ([[inner_r, 0], [outer_r, z0_outer], - // [outer_r, 0.5*pitch], [inner_r, 0.5*pitch]]); - z1_outer = z0_outer + z_incr; - - // Give internal square threads some clearance in the z direction, too. - bottom = internal ? 0.235 : 0.25; - top = internal ? 0.765 : 0.75; - - translate ([0, translate_y, 0]) { - mirror ([reflect_x, 0, 0]) { - - if (square || rectangle) { - - // Rule for face ordering: look at polyhedron from outside: points must - // be in clockwise order. - polyhedron ( - points = [ - [-x_incr_inner/2, -inner_r, bottom*thread_size], // [0] - [x_incr_inner/2, -inner_r, bottom*thread_size + z_incr], // [1] - [x_incr_inner/2, -inner_r, top*thread_size + z_incr], // [2] - [-x_incr_inner/2, -inner_r, top*thread_size], // [3] - - [-x_incr_outer/2, -outer_r, bottom*thread_size], // [4] - [x_incr_outer/2, -outer_r, bottom*thread_size + z_incr], // [5] - [x_incr_outer/2, -outer_r, top*thread_size + z_incr], // [6] - [-x_incr_outer/2, -outer_r, top*thread_size] // [7] - ], - - faces = [ - [0, 3, 7, 4], // This-side trapezoid - - [1, 5, 6, 2], // Back-side trapezoid - - [0, 1, 2, 3], // Inner rectangle - - [4, 7, 6, 5], // Outer rectangle - - // These are not planar, so do with separate triangles. - [7, 2, 6], // Upper rectangle, bottom - [7, 3, 2], // Upper rectangle, top - - [0, 5, 1], // Lower rectangle, bottom - [0, 4, 5] // Lower rectangle, top - ] - ); - } else { - - // Rule for face ordering: look at polyhedron from outside: points must - // be in clockwise order. - polyhedron ( - points = [ - [-x_incr_inner/2, -inner_r, 0], // [0] - [x_incr_inner/2, -inner_r, z_incr], // [1] - [x_incr_inner/2, -inner_r, thread_size + z_incr], // [2] - [-x_incr_inner/2, -inner_r, thread_size], // [3] - - [-x_incr_outer/2, -outer_r, z0_outer], // [4] - [x_incr_outer/2, -outer_r, z0_outer + z_incr], // [5] - [x_incr_outer/2, -outer_r, thread_size - z0_outer + z_incr], // [6] - [-x_incr_outer/2, -outer_r, thread_size - z0_outer] // [7] - ], - - faces = [ - [0, 3, 7, 4], // This-side trapezoid - - [1, 5, 6, 2], // Back-side trapezoid - - [0, 1, 2, 3], // Inner rectangle - - [4, 7, 6, 5], // Outer rectangle - - // These are not planar, so do with separate triangles. - [7, 2, 6], // Upper rectangle, bottom - [7, 3, 2], // Upper rectangle, top - - [0, 5, 1], // Lower rectangle, bottom - [0, 4, 5] // Lower rectangle, top - ] - ); - } - } - } -} diff --git a/16mm_sprocketed_roller/16mm_sprocketed_roller.obj b/models/16mm_sprocketed_roller/16mm_sprocketed_roller.obj similarity index 100% rename from 16mm_sprocketed_roller/16mm_sprocketed_roller.obj rename to models/16mm_sprocketed_roller/16mm_sprocketed_roller.obj diff --git a/16mm_sprocketed_roller/16mm_sprocketed_roller.png b/models/16mm_sprocketed_roller/16mm_sprocketed_roller.png similarity index 100% rename from 16mm_sprocketed_roller/16mm_sprocketed_roller.png rename to models/16mm_sprocketed_roller/16mm_sprocketed_roller.png diff --git a/16mm_sprocketed_roller/16mm_sprocketed_roller.pov b/models/16mm_sprocketed_roller/16mm_sprocketed_roller.pov similarity index 100% rename from 16mm_sprocketed_roller/16mm_sprocketed_roller.pov rename to models/16mm_sprocketed_roller/16mm_sprocketed_roller.pov diff --git a/16mm_sprocketed_roller/16mm_sprocketed_roller.scad b/models/16mm_sprocketed_roller/16mm_sprocketed_roller.scad similarity index 100% rename from 16mm_sprocketed_roller/16mm_sprocketed_roller.scad rename to models/16mm_sprocketed_roller/16mm_sprocketed_roller.scad diff --git a/16mm_sprocketed_roller/16mm_sprocketed_roller.stl b/models/16mm_sprocketed_roller/16mm_sprocketed_roller.stl similarity index 100% rename from 16mm_sprocketed_roller/16mm_sprocketed_roller.stl rename to models/16mm_sprocketed_roller/16mm_sprocketed_roller.stl diff --git a/16mm_sprocketed_roller/Readme.md b/models/16mm_sprocketed_roller/Readme.md similarity index 100% rename from 16mm_sprocketed_roller/Readme.md rename to models/16mm_sprocketed_roller/Readme.md diff --git a/2in_core/2in_core.obj b/models/2in_core/2in_core.obj similarity index 100% rename from 2in_core/2in_core.obj rename to models/2in_core/2in_core.obj diff --git a/2in_core/2in_core.pov b/models/2in_core/2in_core.pov similarity index 100% rename from 2in_core/2in_core.pov rename to models/2in_core/2in_core.pov diff --git a/2in_core/2in_core.scad b/models/2in_core/2in_core.scad similarity index 100% rename from 2in_core/2in_core.scad rename to models/2in_core/2in_core.scad diff --git a/2in_core/2in_core.stl b/models/2in_core/2in_core.stl similarity index 100% rename from 2in_core/2in_core.stl rename to models/2in_core/2in_core.stl diff --git a/2in_core/Readme.md b/models/2in_core/Readme.md similarity index 100% rename from 2in_core/Readme.md rename to models/2in_core/Readme.md diff --git a/bolex_rewind_key/Readme.md b/models/bolex_rewind_key/Readme.md similarity index 100% rename from bolex_rewind_key/Readme.md rename to models/bolex_rewind_key/Readme.md diff --git a/bolex_rewind_key/bolex_rewind_key.scad b/models/bolex_rewind_key/bolex_rewind_key.scad similarity index 100% rename from bolex_rewind_key/bolex_rewind_key.scad rename to models/bolex_rewind_key/bolex_rewind_key.scad diff --git a/bolex_rewind_key/bolex_rewind_key.stl b/models/bolex_rewind_key/bolex_rewind_key.stl similarity index 100% rename from bolex_rewind_key/bolex_rewind_key.stl rename to models/bolex_rewind_key/bolex_rewind_key.stl diff --git a/bolex_rewind_key_handle/Readme.md b/models/bolex_rewind_key_handle/Readme.md similarity index 100% rename from bolex_rewind_key_handle/Readme.md rename to models/bolex_rewind_key_handle/Readme.md diff --git a/bolex_rewind_key_handle/bolex_rewind_key_handle.scad b/models/bolex_rewind_key_handle/bolex_rewind_key_handle.scad similarity index 100% rename from bolex_rewind_key_handle/bolex_rewind_key_handle.scad rename to models/bolex_rewind_key_handle/bolex_rewind_key_handle.scad diff --git a/bolex_rewind_key_handle/bolex_rewind_key_handle.stl b/models/bolex_rewind_key_handle/bolex_rewind_key_handle.stl similarity index 100% rename from bolex_rewind_key_handle/bolex_rewind_key_handle.stl rename to models/bolex_rewind_key_handle/bolex_rewind_key_handle.stl diff --git a/models/film_drying_rack/film_drying_rack.scad b/models/film_drying_rack/film_drying_rack.scad index 05c4c06..cf5d7bb 100644 --- a/models/film_drying_rack/film_drying_rack.scad +++ b/models/film_drying_rack/film_drying_rack.scad @@ -49,6 +49,7 @@ module laser_bed () { } module rack_side () { + echo("LEN", LEN); for (i = [0 : SPOKES / 2]) { rotate([0, 0, i * ANGLE]) { difference () { @@ -69,6 +70,7 @@ module rack_side () { } module stand () { + echo("STAND", (LEN / 2) + 40); difference () { rounded_cube([(LEN / 2) + 40, 40, IN / 4], d = DOWEL_D, center = true); translate ([-(LEN / 4), 0, 0]) cylinder(r = (THREADED_D + 4) / 2, h = 275, center = true); @@ -139,6 +141,9 @@ module printer_plate () { translate([30, 0, 0]) stand_printed_bearing(); } -//printer_plate(); +//rack_side(); +//stand(); +//stand_base(); +printer_plate(); //laser_plate(); -rotate([0, 0, time]) drying_rack(); +//rotate([0, 0, time]) drying_rack();