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add square nuts
This commit is contained in:
Adrian Mariano
parent
0278196eeb
commit
42f705b38a
2 changed files with 27 additions and 15 deletions
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@ -1422,6 +1422,7 @@ module nut(spec, shape, thickness, nutwidth, thread, tolerance, hole_oversize,
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mean(struct_val(threadspec, "d_major"))],
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pitch = struct_val(threadspec, "pitch"),
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h=thickness,
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shape=shape,
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bevel=bevel,
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anchor=anchor,spin=spin,orient=orient) children();
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}
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@ -130,13 +130,14 @@ module threaded_rod(
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// Usage:
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// threaded_nut(od, id, h, pitch,...) [ATTACHMENTS];
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// Description:
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// Constructs a hex nut for an ISO (metric) or UTS (English) threaded rod.
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// Constructs a hex nut or square nut for an ISO (metric) or UTS (English) threaded rod.
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// Arguments:
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// od = diameter of the nut.
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// id = diameter of threaded rod to screw onto.
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// h = height/thickness of nut.
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// pitch = Length between threads.
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// ---
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// shape = specifies shape of nut, either "hex" or "square". Default: "hex"
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// left_handed = if true, create left-handed threads. Default = false
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// starts = The number of lead starts. Default: 1
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// bevel = if true, bevel the thread ends. Default: false
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@ -151,12 +152,12 @@ module threaded_rod(
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// threaded_nut(od=16, id=8, h=8, pitch=1.25, left_handed=true, bevel=true, $slop=0.1, $fa=1, $fs=1);
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function threaded_nut(
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od, id, h,
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pitch, starts=1, left_handed=false, bevel, bevel1, bevel2, id1,id2,
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pitch, starts=1, shape, left_handed=false, bevel, bevel1, bevel2, id1,id2,
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anchor, spin, orient
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)=no_function("threaded_nut");
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module threaded_nut(
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od, id, h,
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pitch, starts=1, left_handed=false, bevel, bevel1, bevel2, id1,id2,
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pitch, starts=1, shape="hex", left_handed=false, bevel, bevel1, bevel2, id1,id2,
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anchor, spin, orient
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) {
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dummy1=
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@ -187,7 +188,7 @@ module threaded_nut(
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id=basic ? id : id[2], id1=id1, id2=id2,
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h=h,
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pitch=pitch,
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profile=profile,starts=starts,
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profile=profile,starts=starts,shape=shape,
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left_handed=left_handed,
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bevel=bevel,bevel1=bevel1,bevel2=bevel2,
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anchor=anchor, spin=spin,
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@ -324,7 +325,7 @@ module trapezoidal_threaded_rod(
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// Usage:
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// trapezoidal_threaded_nut(od, id, h, pitch, [thread_angle], [thread_depth], ...) [ATTACHMENTS];
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// Description:
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// Constructs a hex nut for a symmetric trapzoidal threaded rod.
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// Constructs a hex nut or square nut for a symmetric trapzoidal threaded rod.
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// By default produces the nominal dimensions
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// for metric trapezoidal threads: a thread angle of 30 degrees and a depth set to half the pitch.
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// You can also specify your own trapezoid parameters. For ACME threads see acme_threaded_nut().
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@ -336,6 +337,7 @@ module trapezoidal_threaded_rod(
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// thread_angle = Angle between two thread faces. Default: 30
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// thread_depth = Depth of the threads. Default: pitch/2
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// ---
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// shape = specifies shape of nut, either "hex" or "square". Default: "hex"
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// left_handed = if true, create left-handed threads. Default = false
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// starts = The number of lead starts. Default = 1
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// bevel = if true, bevel the thread ends. Default: false
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@ -353,7 +355,7 @@ module trapezoidal_threaded_rod(
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function trapezoidal_threaded_rod(
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d, l, pitch,
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thread_angle=30,
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thread_depth=undef,
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thread_depth=undef, shape,
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left_handed=false,
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bevel,bevel1,bevel2,
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starts=1,
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@ -367,7 +369,7 @@ module trapezoidal_threaded_nut(
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h,
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pitch,
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thread_angle=30,
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thread_depth,
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thread_depth, shape="hex",
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left_handed=false,
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starts=1,
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bevel,bevel1,bevel2,
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@ -388,7 +390,7 @@ module trapezoidal_threaded_nut(
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[ z2, rr1],
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];
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generic_threaded_nut(od=od,id=id,h=h,pitch=pitch,profile=profile,id1=id1,id2=id2,
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left_handed=left_handed,bevel=bevel,bevel1=bevel1,bevel2=bevel2,starts=starts,
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shape=shape,left_handed=left_handed,bevel=bevel,bevel1=bevel1,bevel2=bevel2,starts=starts,
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anchor=anchor,spin=spin,orient=orient)
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children();
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}
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@ -473,6 +475,7 @@ module acme_threaded_rod(
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// tpi = threads per inch
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// ---
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// pitch = Thread spacing (alternative to tpi)
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// shape = specifies shape of nut, either "hex" or "square". Default: "hex"
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// left_handed = if true, create left-handed threads. Default = false
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// starts = Number of lead starts. Default: 1
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// bevel = if true, bevel the thread ends. Default: false
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@ -488,14 +491,14 @@ module acme_threaded_rod(
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function acme_threaded_nut(
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od, id, h, tpi, pitch,
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starts=1,
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left_handed=false,
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left_handed=false,shape,
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bevel,bevel1,bevel2,
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anchor, spin, orient
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) = no_function("acme_threaded_nut");
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module acme_threaded_nut(
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od, id, h, tpi, pitch,
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starts=1,
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left_handed=false,
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left_handed=false,shape="hex",
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bevel,bevel1,bevel2,
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anchor, spin, orient
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) {
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@ -505,7 +508,7 @@ module acme_threaded_nut(
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trapezoidal_threaded_nut(
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od=od, id=id, h=h, pitch=pitch,
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thread_depth = pitch/2,
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thread_angle=29,
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thread_angle=29,shape=shape,
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left_handed=left_handed,
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bevel=bevel,bevel1=bevel1,bevel2=bevel2,
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starts=starts,
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@ -731,6 +734,7 @@ module buttress_threaded_rod(
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// h = height/thickness of nut.
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// pitch = Thread spacing.
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// ---
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// shape = specifies shape of nut, either "hex" or "square". Default: "hex"
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// left_handed = if true, create left-handed threads. Default = false
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// starts = The number of lead starts. Default: 1
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// bevel = if true, bevel the thread ends. Default: false
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@ -744,13 +748,13 @@ module buttress_threaded_rod(
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// buttress_threaded_nut(od=16, id=8, h=8, pitch=1.25, left_handed=true, $slop=0.05, $fa=1, $fs=1);
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function buttress_threaded_nut(
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od=16, id=10, h=10,
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pitch=2, left_handed=false,
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pitch=2, shape, left_handed=false,
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bevel,bevel1,bevel2,starts,
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anchor, spin, orient
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) = no_function("buttress_threaded_nut");
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module buttress_threaded_nut(
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od=16, id=10, h=10,
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pitch=2, left_handed=false,
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pitch=2, shape="hex", left_handed=false,
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bevel,bevel1,bevel2,starts=1,
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anchor, spin, orient
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) {
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@ -766,6 +770,7 @@ module buttress_threaded_nut(
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od=od, id=id, h=h,
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pitch=pitch,
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profile=profile,
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shape=shape,
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left_handed=left_handed,starts=starts,
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bevel=bevel,bevel1=bevel1,bevel2=bevel2,
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anchor=anchor, spin=spin,
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@ -1210,7 +1215,7 @@ module generic_threaded_rod(
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// Usage:
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// generic_threaded_nut(od, id, h, pitch, profile, [$slop], ...) [ATTACHMENTS];
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// Description:
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// Constructs a hexagonal nut for an generic threaded rod using a user-supplied thread profile.
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// Constructs a hexagonal or square nut for an generic threaded rod using a user-supplied thread profile.
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// See generic_threaded_rod for details on the profile specification.
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// Arguments:
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// od = diameter of the nut.
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@ -1236,6 +1241,7 @@ function generic_threaded_nut(
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h,
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pitch,
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profile,
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shape,
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left_handed=false,
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starts=1,
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bevel,bevel1,bevel2,bevang=30,
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@ -1248,12 +1254,14 @@ module generic_threaded_nut(
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h,
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pitch,
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profile,
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shape="hex",
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left_handed=false,
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starts=1,
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bevel,bevel1,bevel2,
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id1,id2,
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anchor, spin, orient
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) {
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assert(in_list(shape,["square","hex"]), "shape must be \"hex\" or \"square\"");
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extra = 0.01;
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id1 = first_defined([id1,id]);
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id2 = first_defined([id2,id]);
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@ -1267,7 +1275,10 @@ module generic_threaded_nut(
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depth = -pitch*min(column(profile,1));
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attachable(anchor,spin,orient, size=[od/cos(30),od,h]) {
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difference() {
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cyl(d=od/cos(30), h=h, center=true, $fn=6,chamfer1=bevel1?depth:undef,chamfer2=bevel2?depth:undef);
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if (shape=="hex")
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cyl(d=od/cos(30), h=h, center=true, $fn=6,chamfer1=bevel1?depth:undef,chamfer2=bevel2?depth:undef);
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else
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cuboid([od,od,h]);
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generic_threaded_rod(
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d1=full_id1,d2=full_id2,
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l=h+extra,
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