From 7751dea1a9d7dfc1a72f309bced81ccb7028f838 Mon Sep 17 00:00:00 2001 From: Adrian Mariano Date: Mon, 31 Jul 2023 06:36:03 -0400 Subject: [PATCH] figure fixes --- gears.scad | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) diff --git a/gears.scad b/gears.scad index 47cbc50..f2e3d24 100644 --- a/gears.scad +++ b/gears.scad @@ -2417,7 +2417,7 @@ function _gear_tooth_profile( // --- // mod = The metric module/modulus of the gear, or mm of pitch diameter per tooth. // diam_pitch = The diametral pitch, or number of teeth per inch of pitch diameter. Note that the diametral pitch is a completely different thing than the pitch diameter. -// Example(VPT=[0,31,0];VPR=[0,0,0];VPD=40): +// Example(2D,Med,VPT=[0,31,0],VPR=[0,0,0],VPD=40): // $fn=144; // teeth=20; // circ_pitch = circular_pitch(diam_pitch=8); @@ -2433,9 +2433,9 @@ function _gear_tooth_profile( // zrot(30) text("Circular Pitch", size=1); // } // Example: -// circ_pitch = circular_pitch(circ_pitch=5); -// circ_pitch = circular_pitch(diam_pitch=12); -// circ_pitch = circular_pitch(mod=2); +// circ_pitch1 = circular_pitch(circ_pitch=5); +// circ_pitch2 = circular_pitch(diam_pitch=12); +// circ_pitch3 = circular_pitch(mod=2); function circular_pitch(circ_pitch, mod, pitch, diam_pitch) = assert(one_defined([pitch, mod, circ_pitch, diam_pitch], "pitch,mod,circ_pitch,diam_pitch")) @@ -2463,9 +2463,9 @@ function circular_pitch(circ_pitch, mod, pitch, diam_pitch) = // mod = The metric module/modulus of the gear, or mm of pitch diameter per tooth. // diam_pitch = The diametral pitch, or number of teeth per inch of pitch diameter. Note that the diametral pitch is a completely different thing than the pitch diameter. // Example: -// diam_pitch = diametral_pitch(mod=2); -// diam_pitch = diametral_pitch(circ_pitch=8); -// diam_pitch = diametral_pitch(diam_pitch=16); +// diam_pitch1 = diametral_pitch(mod=2); +// diam_pitch2 = diametral_pitch(circ_pitch=8); +// diam_pitch3 = diametral_pitch(diam_pitch=16); function diametral_pitch(circ_pitch, mod, pitch, diam_pitch) = let( circ_pitch = circular_pitch(pitch, mod, circ_pitch, diam_pitch) ) @@ -2517,9 +2517,9 @@ function pitch_value(mod, circ_pitch, diam_pitch) = // mod = The metric module/modulus of the gear, or mm of pitch diameter per tooth. // diam_pitch = The diametral pitch, or number of teeth per inch of pitch diameter. Note that the diametral pitch is a completely different thing than the pitch diameter. // Example: -// mod = module_value(circ_pitch=8); -// mod = module_value(mod=2); -// mod = module_value(diam_pitch=16); +// mod1 = module_value(circ_pitch=8); +// mod2 = module_value(mod=2); +// mod3 = module_value(diam_pitch=16); function module_value(circ_pitch, mod, pitch, diam_pitch) = let( circ_pitch = circular_pitch(pitch, mod, circ_pitch, diam_pitch) ) @@ -2629,12 +2629,12 @@ function _dedendum( // pr = pitch_radius(diam_pitch=10, teeth=11); // pr = pitch_radius(mod=2, teeth=20); // pr = pitch_radius(mod=2, teeth=20, helical=30); -// Example(2D): +// Example(2D,Med,NoScales): // $fn=144; // teeth=17; circ_pitch = 5; // pr = pitch_radius(circ_pitch, teeth); -// stroke(spur_gear2d(circ_pitch, teeth), width=0.1); -// color("blue") dashed_stroke(circle(r=pr), width=0.1); +// stroke(spur_gear2d(circ_pitch, teeth), width=0.2); +// color("blue") dashed_stroke(circle(r=pr), width=0.2); // color("black") { // stroke([[0,0],polar_to_xy(pr,45)], // endcaps="arrow", width=0.3); @@ -2680,12 +2680,12 @@ function pitch_radius( // or = outer_radius(circ_pitch=5, teeth=20, helical=30); // or = outer_radius(diam_pitch=10, teeth=17); // or = outer_radius(mod=2, teeth=16); -// Example(2D): +// Example(2D,Med,NoScales): // $fn=144; // teeth=17; circ_pitch = 5; // or = outer_radius(circ_pitch, teeth); -// stroke(spur_gear2d(circ_pitch, teeth), width=0.1); -// color("blue") dashed_stroke(circle(r=or), width=0.1); +// stroke(spur_gear2d(circ_pitch, teeth), width=0.2); +// color("blue") dashed_stroke(circle(r=or), width=0.2); // color("black") { // stroke([[0,0],polar_to_xy(or,45)], // endcaps="arrow", width=0.3); @@ -2885,7 +2885,7 @@ function worm_gear_thickness(circ_pitch, teeth, worm_diam, worm_arc=60, crowning // d = gear_dist(circ_pitch=circ_pitch, teeth1, teeth2); // spur_gear2d(circ_pitch, teeth1, gear_spin=-90); // right(d) spur_gear2d(circ_pitch, teeth2, gear_spin=90-180/teeth2); -// Example: Helical gears (with auto profile shifting on one of the gears) +// Example(2D): Helical gears (with auto profile shifting on one of the gears) // circ_pitch=5; teeth1=7; teeth2=24; helical=37; // d = gear_dist(circ_pitch=circ_pitch, teeth1, teeth2, helical); // spur_gear(circ_pitch, teeth1, helical=helical, gear_spin=-90); @@ -2905,7 +2905,7 @@ function worm_gear_thickness(circ_pitch, teeth, worm_diam, worm_arc=60, crowning // d = gear_dist(mod=mod, teeth, 0); // rack2d(mod=mod, teeth=5, bottom=9); // back(d) spur_gear2d(mod=mod, teeth=teeth, gear_spin=180/teeth); -// Example(VPT=[-0.0608489,1.3772,-3.68839],VPR=[63.4,0,29.7],VPD=113.336): Profile shifted helical gear and rack +// Example(3D,VPT=[-0.0608489,1.3772,-3.68839],VPR=[63.4,0,29.7],VPD=113.336): Profile shifted helical gear and rack // mod=3; teeth=8; helical=29; // d = gear_dist(mod=mod, teeth, 0, helical); // rack(mod=mod, teeth=5, helical=helical, orient=FWD); @@ -2974,7 +2974,7 @@ function _working_pressure_angle(teeth1,profile_shift1, teeth2, profile_shift2, // mod = The metric module/modulus of the gear, or mm of pitch diameter per tooth. // circ_pitch = distance between teeth around the pitch circle. // pressure_angle = The pressure angle of the gear. -// Example: Non-parallel Helical Gears (without any profile shifting) +// Example(3D): Non-parallel Helical Gears (without any profile shifting) // circ_pitch=5; teeth1=15; teeth2=24; ha1=45; ha2=30; thick=10; // d = gear_dist_skew(circ_pitch=circ_pitch, teeth1, teeth2, helical1=ha1, helical2=ha2); // left(d/2) spur_gear(circ_pitch, teeth1, helical=ha1, thickness=thick, gear_spin=-90); @@ -3011,7 +3011,7 @@ function _working_normal_pressure_angle_skew(teeth1,profile_shift1,helical1, tee // Compute the correct skew angle between the axes of two profile shifted helical gears. When profile shifting is zero, or when one of // the gears is a rack, this angle is simply the sum of the helical angles of the two gears. But with profile shifted gears, a small // correction to the skew angle is needed for proper meshing. -// Example(Med,NoAxes,VPT=[-2.62091,2.01048,-1.31405],VPR=[55,0,25],VPD=74.4017): These gears are auto profile shifted and as a result, do not mesh at the sum of their helical angles, but at 2.5 degrees more. +// Example(3D,Med,NoAxes,VPT=[-2.62091,2.01048,-1.31405],VPR=[55,0,25],VPD=74.4017): These gears are auto profile shifted and as a result, do not mesh at the sum of their helical angles, but at 2.5 degrees more. // circ_pitch=5; teeth1=12; teeth2=7; ha1=25; ha2=30; thick=10; // d = gear_dist_skew(circ_pitch=circ_pitch, teeth1, teeth2, ha1, ha2); // ang = gear_skew_angle(circ_pitch=circ_pitch, teeth1, teeth2, helical1=ha1, helical2=ha2); // Returns 57.7 @@ -3070,7 +3070,7 @@ function get_profile_shift(desired,circ_pitch,teeth1,teeth2,pressure_angle=20,mo // Topics: Gears, Parts // See Also: worm(), worm_gear(), pitch_radius(), outer_radius() // Usage: -// x = auto_profile_shift(teeth, pressure_angle); +// x = auto_profile_shift(teeth, [pressure_angle], [helical]); // x = auto_profile_shift(teeth, min_teeth=); // Description: // Calculates the recommended profile shift to avoid gear tooth undercutting.