diff options
| -rw-r--r-- | Lego/Lego.scad | 231 | ||||
| -rwxr-xr-x | Lego/compile.sh | 9 | ||||
| -rw-r--r-- | Linuxanhaenger/Linuxanhaenger.scad | 17 | ||||
| -rw-r--r-- | Linuxanhaenger/artixlinux-logo-only.svg | 205 | ||||
| -rw-r--r-- | Staubsaugerhalter/Staubsaugerhalter.scad | 2 |
5 files changed, 383 insertions, 81 deletions
diff --git a/Lego/Lego.scad b/Lego/Lego.scad index 515bc1b..dc28ca1 100644 --- a/Lego/Lego.scad +++ b/Lego/Lego.scad @@ -95,10 +95,10 @@ module Hubelino_gerade_negativ(br) { // (r-h/2)^2+(br/2)^2 = r^2 // h/4 + 1/h*(br/2)^2 = r -module Hubelino_abwaerts_positiv(br) { - rot_radius = h/4+((br*d-2*eps)*(br*d-2*eps))/4/h; - rot_angle = 2*atan(h/(br*d-2*eps)); - translate([-br*d/2+eps,0,-rot_radius+h]) +module Hubelino_abwaerts_positiv(br,ho) { + rot_radius = h*ho/4+((br*d-2*eps)*(br*d-2*eps))/4/h/ho; + rot_angle = 2*atan(h*ho/(br*d-2*eps)); + translate([-br*d/2+eps,0,-rot_radius+h*ho]) rotate([90,-90,0]) rotate_extrude(angle = -rot_angle) translate([rot_radius,0,0]) { @@ -116,16 +116,16 @@ module Hubelino_abwaerts_positiv(br) { } } -module Hubelino_abwaerts_negativ(br) { - rot_radius = h/4+((br*d-2*eps)*(br*d-2*eps))/4/h; - rot_angle = 2*atan(h/(br*d-2*eps))+2*eps; - translate([-br*d/2+eps,0,-rot_radius+h]) +module Hubelino_abwaerts_negativ(br,ho) { + rot_radius = h*ho/4+((br*d-2*eps)*(br*d-2*eps))/4/h/ho; + rot_angle = 2*atan(h*ho/(br*d-2*eps))+2*eps; + translate([-br*d/2+eps,0,-rot_radius+h*ho]) rotate([90,-90-eps,0]) rotate_extrude(angle = -rot_angle) translate([rot_radius,0,0]) { circle(r=hubelino_d/2); translate([0,-hubelino_d/2-r]) - square([hubelino_d,hubelino_d+2*r]); + square([hubelino_d+h*ho,hubelino_d+2*r]); } translate([br*d/2-eps,0,rot_radius]) rotate([90,90-eps,0]) @@ -135,8 +135,8 @@ module Hubelino_abwaerts_negativ(br) { square([rot_radius+2*hubelino_d,hubelino_d+2*r]); translate([rot_radius,0,0]) { circle(r=hubelino_d/2); - translate([-hubelino_d,-hubelino_d/2-r]) - square([hubelino_d,hubelino_d+2*r]); + translate([-hubelino_d-h*ho,-hubelino_d/2-r]) + square([hubelino_d+h*ho,hubelino_d+2*r]); } } } @@ -150,19 +150,13 @@ module Hubelino_Schikane_positiv(br, delta) { translate([-br*d/2+eps,d*delta-rot_radius,0]) rotate([0,0,90]) rotate_extrude(angle = -rot_angle) - translate([rot_radius,0,0]) { + translate([rot_radius,0,0]) circle(r=hubelino_d/2+r/2); - translate([-hubelino_d/2-r+eps,-r/2]) - square([hubelino_d+2*r-2*eps,r/2]); - } translate([br*d/2-eps,rot_radius,0]) rotate([0,0,-90]) rotate_extrude(angle = -rot_angle) - translate([rot_radius,0,0]) { + translate([rot_radius,0,0]) circle(r=hubelino_d/2+r/2); - translate([-hubelino_d/2-r+eps,-r/2]) - square([hubelino_d+2*r-2*eps,r/2]); - } } } @@ -199,15 +193,26 @@ module Hubelino_Schikane_negativ(br, delta) { } } -function uebergang(delta, x) = (-2*delta*x*x*x + 3*delta*x*x); +function radius(br, delta) = (br*br + delta*delta)/4/delta; -function weich(delta, x) = ( x<0 ? 0 : x>1 ? delta : uebergang(delta, x)); +function kreisUebergang(br, delta, x) = ( + x<1/2 + ? + radius(br,delta)-sqrt(radius(br,delta)*radius(br,delta)-br*x*br*x) + : + delta+sqrt(radius(br,delta)*radius(br,delta)-br*(1-x)*br*(1-x))-radius(br,delta) +); + +//function uebergang(br, delta, x) = (-2*delta*x*x*x + 3*delta*x*x); +function uebergang(br, delta, x) = delta < 0 ? -kreisUebergang(br, -delta, x) : delta == 0 ? 0 : kreisUebergang(br, delta, x); + +function weich(br, delta, x) = ( x<0 ? 0 : x>1 ? delta : uebergang(br, delta, x)); function weichMitSchritt(br, delta, x) = ( - weich(delta, (x-d)/(br-2*d)) + weich(br, delta, (x-d)/(br-2*d)) ); -function SchikanenSpur(br, deltaX, deltaH, x) = [x,weich(deltaX,x/br),weichMitSchritt(br,deltaH,x)]; +function SchikanenSpur(br, deltaX, deltaH, x) = [x,weich(br,deltaX,x/br),weichMitSchritt(br,deltaH,x)]; module Hubelino_Schikane_positiv_h(br, deltaX, deltaH) { difference() { @@ -419,15 +424,15 @@ module Kreuzung(br, la, Loch, Gerade) { } } -module abwaerts(br) { +module abwaerts(br,ho) { difference() { union() { - Lego_unten(br,2,2*h); + Lego_unten(br,2,(abs(ho)+1)*h); translate([0,0,h]) - Hubelino_abwaerts_positiv(br); + Hubelino_abwaerts_positiv(br,abs(ho)); } translate([0,0,h]) - Hubelino_abwaerts_negativ(br); + Hubelino_abwaerts_negativ(br,abs(ho)); } } @@ -483,37 +488,69 @@ module Trichter(br) { } } +function Rooping_Spur(br,x) = [ + 3/2*br/4*h*sin(x * 360) + x*br*d-br*d/2, + cos(x*180)*d, + br/4*h*(1-cos(x * 360)) +]; + +function Rooping_Tangente_unnormiert(br,x,dx) = + (Rooping_Spur(br,x+dx)-Rooping_Spur(br,x)); + +function Rooping_Tangente(br,x,dx) = Rooping_Tangente_unnormiert(br,x,dx) * 1/sqrt(Rooping_Tangente_unnormiert(br,x,dx)*Rooping_Tangente_unnormiert(br,x,dx)); + +function Rooping_Normale_unnormiert(br,x,dx) = [ + -(Rooping_Spur(br,x+dx)-Rooping_Spur(br,x))[2], + 0, + (Rooping_Spur(br,x+dx)-Rooping_Spur(br,x))[0], +]; + +function Rooping_Normale(br,x,dx) = Rooping_Normale_unnormiert(br,x,dx) * 1/sqrt(Rooping_Normale_unnormiert(br,x,dx)*Rooping_Normale_unnormiert(br,x,dx)); + module Rooping_positiv(br) { - da = fa((br-2)*d/2); - translate([0,-d,h+(br-2)*d/2]) - for (Winkel=[0:da:360]) - rotate([0,Winkel,0]) - translate([0,Winkel/360*2*d,0]) + dx = $fs/br/d; + difference() { + translate([0,0,h]) + for (x=[0:dx:1]) + difference() { hull() { - translate([0,0,-(br-2)*d/2]) + translate(Rooping_Spur(br,x)) + sphere(r=hubelino_d/2+r/2); + translate(Rooping_Spur(br,x+dx)) sphere(r=hubelino_d/2+r/2); - rotate([0,da,0]) - translate([0,2*d*da/360,-(br-2)*d/2]) - sphere(r=hubelino_d/2+r/2); } + polyhedron([ + Rooping_Spur(br,x) - Rooping_Tangente(br,x,dx)*d - [0,d,0], + Rooping_Spur(br,x) - Rooping_Tangente(br,x,dx)*d + [0,d,0], + Rooping_Spur(br,x+dx) + Rooping_Tangente(br,x,dx)*d - [0,d,0], + Rooping_Spur(br,x+dx) + Rooping_Tangente(br,x,dx)*d + [0,d,0], + Rooping_Spur(br,x) - Rooping_Tangente(br,x,dx)*d- [0,d,0] + Rooping_Normale(br,x,dx)*d, + Rooping_Spur(br,x) - Rooping_Tangente(br,x,dx)*d + [0,d,0] + Rooping_Normale(br,x,dx)*d, + Rooping_Spur(br,x+dx) + Rooping_Tangente(br,x,dx)*d - [0,d,0] + Rooping_Normale(br,x,dx)*d, + Rooping_Spur(br,x+dx) + Rooping_Tangente(br,x,dx)*d + [0,d,0] + Rooping_Normale(br,x,dx)*d + ], + [[0,2,3,1],[4,5,7,6], + [0,1,5,4],[2,6,7,3], + [0,4,6,2],[1,3,7,5]], + 2 + ); + } + for (dd = [[br/2*d-eps,-3*d,0],[-br/2*d-6*d+eps,-3*d,0]]) + translate(dd) + cube([6*d,6*d,4*d]); + } } module Rooping_negativ(br) { - da = fa((br-2)*d/2); - translate([0,-d,h+(br-2)*d/2]) - for (Winkel=[0:da:360]) - rotate([0,Winkel,0]) - translate([0,Winkel/360*2*d,0]) - hull() { - translate([0,0,-(br-2)*d/2]) - sphere(r=hubelino_d/2); - rotate([0,da*1.001,0]) - translate([0,2*d*da/360*1.001,-(br-2)*d/2]) - sphere(r=hubelino_d/2); - } - translate([0,2*d,h+(br-2)*d/2]) - rotate([90,90,0]) - cylinder(h=4*d, r=(br-2)*d/2); + dx = $fs/br/d; + translate([0,0,h]) + for (x=[0:dx:1]) + hull() { + translate(Rooping_Spur(br,x)) + sphere(r=hubelino_d/2); + translate(Rooping_Spur(br,x+dx)) + sphere(r=hubelino_d/2); + } } module Rooping(br) { @@ -521,18 +558,10 @@ module Rooping(br) { union() { Lego_unten(br,4,h); Rooping_positiv(br); - translate([br/4*d,-d,h]) - Hubelino_gerade_positiv(br/2); - translate([-br/4*d,d,h]) - Hubelino_gerade_positiv(br/2); translate([0,0,h]) deckel(br,4); } Rooping_negativ(br); - translate([br/4*d,-d,h]) - Hubelino_gerade_negativ(br/2); - translate([-br/4*d,d,h]) - Hubelino_gerade_negativ(br/2); } } @@ -719,46 +748,85 @@ module WeicheT(br) { } } -function Loopingstart_trajektorie(br,ho,a) = [ 0, ((br-1)*(1/2-sin(a))+1/2)*d, ((ho-1)*(1-cos(a))+1)*h ]; +function Loopingstartgeradteil(br,ho) = d/2; +function Kruemmung(br,ho) = ho / (br*br-Loopingstartgeradteil(br,ho)*Loopingstartgeradteil(br,ho)); + +function Loopingstart_trajektorie_2d(br,ho,x) = [ + x, + x+Loopingstartgeradteil(br,ho)<br ? + Kruemmung(br,ho) * x*x : + ho - (br-x) * 2 * (br-Loopingstartgeradteil(br,ho)) * Kruemmung(br,ho) +]; +function Loopingstart_trajektorie(br,ho,x) = [ Loopingstart_trajektorie_2d(br,ho,x)[0], 0, Loopingstart_trajektorie_2d(br,ho,x)[1] ]; module Loopingstart_positiv(br,ho) { - da = fa(max((br-1)*d,(ho-1)*h)); intersection() { - for (a=[0:da:90]) + for (x=[0:$fs:br]) hull() { - translate(Loopingstart_trajektorie(br,ho,a)) + translate(Loopingstart_trajektorie(br,ho,x)) sphere(r = hubelino_d/2 + r/2); - translate(Loopingstart_trajektorie(br,ho,a+da)) + translate(Loopingstart_trajektorie(br,ho,x+$fs)) sphere(r = hubelino_d/2 + r/2); } - translate([-d+eps,-br*d/2+eps,0]) - cube([2*d-2*eps,br*d-2*eps,ho*h-eps]); + translate([eps,-d+eps,-h]) + cube([br*d-2*eps,2*d-2*eps,ho*h-eps]); } } module Loopingstart_negativ(br,ho) { - da = fa(max((br-1)*d,(ho-1)*h)); - for (a=[0:da:90]) + for (x=[0:$fs:br]) hull() { - translate(Loopingstart_trajektorie(br,ho,a)) + translate(Loopingstart_trajektorie(br,ho,x)) sphere(r = hubelino_d/2); - translate(Loopingstart_trajektorie(br,ho,a+da)) + translate(Loopingstart_trajektorie(br,ho,x+$fs)) sphere(r = hubelino_d/2); } - sk = max(2,br-1,(ho-1)*h/d); - translate([0,br*d/2,ho*h]) - scale([2/sk,(br-1)/sk,(ho-1)*h/d/sk]) - rotate([0,90,0]) - cylinder(h=sk*d, r=sk*d, center=true); + translate([0,d,0]) + rotate([90,0,0]) + linear_extrude(2*d) + polygon([ [0, ho*h], for (x=[0:$fs:br+$fs]) Loopingstart_trajektorie_2d(br,ho,x)]); + translate(Loopingstart_trajektorie(br,ho,br-Loopingstartgeradteil(br,ho))) + rotate([0,-atan(Kruemmung(br,ho)*(br-Loopingstartgeradteil(br,ho))*2),0]) + translate([0,-d,-h]) + difference() { + translate([-eps,0,0]) + cube([(br+ho)*d+eps,2*d,2*h]); + translate([d/2,d,0]) + Lego_oben(1,2); + } } module Loopingstart(br,ho) { difference() { union() { - Lego_unten(2,br,ho*h); - Loopingstart_positiv(br,ho); + translate([br*d/2,0,-h]) + Lego_unten(br,2,ho*h); + Loopingstart_positiv((br-1)*d,(ho-1)*h); + } + Loopingstart_negativ((br-1)*d,(ho-1)*h); + } +} + +module Schikane(br,delta) { + dds = [[(br-1)*d/2,0,0],[(1-br)*d/2,delta*d,0]]; + difference() { + union() { + difference() { + translate([0,0,h]) + Hubelino_Schikane_positiv(br,delta); + for (dd = dds) + translate(dd) + Lego_unten_negativ(1,2); + } + if (br <= 2 && delta <= 1) + translate([-2*eps,(delta-1)*d+eps,0]) + cube([4*eps,(2-delta)*d-2*eps,h]); + for (dd = dds) + translate(dd) + Lego_unten(1,2,h); } - Loopingstart_negativ(br,ho); + translate([0,0,h]) + Hubelino_Schikane_negativ(br,delta); } } @@ -786,9 +854,14 @@ if (Teil == "Helix") { } else if (Teil == "Prellbock") { Prellbock(l); } else if (Teil == "Rampe") { - abwaerts(l); + abwaerts(l,ho); } else if (Teil == "Rooping") { Rooping(l); +} else if (Teil == "SchikaneL") { + mirror([0,1,0]) + Schikane(l,b); +} else if (Teil == "SchikaneR") { + Schikane(l,b); } else if (Teil == "Sechserkreuzung") { Kreuzung(l,b,"","Gerade"); } else if (Teil == "Trichtel") { diff --git a/Lego/compile.sh b/Lego/compile.sh index c0b2039..d526026 100755 --- a/Lego/compile.sh +++ b/Lego/compile.sh @@ -8,8 +8,10 @@ Variablen['KreuzungMitLoch']='l b' Variablen['Looping']='l' Variablen['Loopingstart']='l ho' Variablen['Prellbock']='l' -Variablen['Rampe']='l' +Variablen['Rampe']='l ho' Variablen['Rooping']='l' +Variablen['SchikaneL']='l b' +Variablen['SchikaneR']='l b' Variablen['Sechserkreuzung']='l b' Variablen['Trichtel']='l' Variablen['Trichter']='l' @@ -62,6 +64,11 @@ if [ $( exit 1 fi +echo openscad ${FA:+-D '$fa='"${FA}"} ${FS:+-D '$fs='"${FS}"} -D 'Teil="'"${Teil}"'"' $( + paste -d'=' <(printf '%s\n' "${Variablen["${Teil}"]}" | tr ' ' '\n') <(printf '%s\n' "${p}" | tr ' ' '\n') \ + | sed 's@.*@-D \0@' +) --export-format stl -o "$@" Lego/Lego.scad + openscad ${FA:+-D '$fa='"${FA}"} ${FS:+-D '$fs='"${FS}"} -D 'Teil="'"${Teil}"'"' $( paste -d'=' <(printf '%s\n' "${Variablen["${Teil}"]}" | tr ' ' '\n') <(printf '%s\n' "${p}" | tr ' ' '\n') \ | sed 's@.*@-D \0@' diff --git a/Linuxanhaenger/Linuxanhaenger.scad b/Linuxanhaenger/Linuxanhaenger.scad new file mode 100644 index 0000000..b0abcfd --- /dev/null +++ b/Linuxanhaenger/Linuxanhaenger.scad @@ -0,0 +1,17 @@ +dicke = 5; +duenne = 2; + +module artix() + import(file="artixlinux-logo-only.svg", center=true); + +difference() { + union() { + linear_extrude(dicke) + artix(); + linear_extrude(duenne) + hull() + artix(); + } + translate([0,15,-1]) + cylinder(r=1, h=dicke+2); +}
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