[User]
Hey, I'm looking to get a custom cartridge tray designed for quick-loading revolver cartridges. I've got some specific dimensions and features in mind that I'd like it to have.

The basic idea is a tray with multiple groups of cartridge holders. Each group will have a certain number of cartridges, arranged in a circle. I need to be able to control the cartridge radius, the number of cartridges in each group, the spacing between cartridges, and the height of the tray. Additionally, there should be a configurable number of groups across the width and depth of the tray, and a configurable spacing between those groups. Finally, the tray should have a base thickness, a configurable outer corner radius, and I want to add some text on the side for identification. I think that should be it.

I'd like to parameterize this as much as possible so I can easily adjust it for different cartridges and tray configurations. Is this something you can help me with? I'm familiar with OpenSCAD, so if you can output .scad files that'd be perfect. I know there's some good text support in the standard OpenSCAD lib, so I expect to see that used.

[Assistant]
ParametricQuickloaderTray-Text.scad:
```
// Cartridge Radius (.38 = 4.85)
radius = 4.85; // (Diameter+0.05 clearance)/2

// Cartridge Count
ccount = 6; // [5-7]

// Spacing between cartridges
cspacing = 2; // [1.8-2.8]

// Tray Height
height = 18; // [12:35]

// Grouping Count - Wide
wgroupings = 4; // [1:4]

// Grouping Count - Deep
dgroupings = 4; // [1:4]

// Spacing between clusters
spacing = radius*6; // [5:10]

// Tray bottom thickness
base = 2;

// Outer Corner Radius
outRadius = 2;

// Font Size
fontsize = 6;

// Font -- You can use a local font if you want
font = "Liberation Sans";

// Inset Text
content = "Rhino .357 Magnum/.38 Special";

// Text Spacing -- 1.0 is normal
tspacing = 0.9;

// -- Rookie Line - Stay above this unless you know what you're doing --
module tray(width) {
    clusterSize = radius * 2;
    width = (clusterSize + spacing) * wgroupings + spacing * 2;
    depth = (clusterSize + spacing) * dgroupings + spacing * 2;
    xstart = -width/2 + spacing * 1.5 + clusterSize/2;
    ystart = -depth/2 + spacing * 1.5 + clusterSize/2;

    difference () {
        hull ()
        for (x=[-width/2 + outRadius, width/2 - outRadius])
        for (y=[-depth/2 + outRadius, depth/2 - outRadius])
            translate([0,0,(height+base)/2]) {
              union () {
              cube([radius*6.4*wgroupings, radius*7*dgroupings,height+base],true);
                    translate ([radius*4*wgroupings,radius*4*dgroupings,0]) {
                        cylinder(height+base, radius*1, radius*1, center=true, $fn=36);
                    }
                    translate ([-radius*4*wgroupings,radius*4*dgroupings,0]) {
                        cylinder(height+base, radius*1, radius*1, center=true, $fn=36);
                    }
                    translate ([radius*4*wgroupings,-radius*4*dgroupings,0]) {
                        cylinder(height+base, radius*1, radius*1, center=true, $fn=36);
                    }
                    translate ([-radius*4*wgroupings,-radius*4*dgroupings,0]) {
                        cylinder(height+base, radius*1, radius*1, center=true, $fn=36);
                    }
                }
            }
            translate([0,0,0]) {
                for (x=[0:1:wgroupings-1])
                for (y=[0:1:dgroupings-1]) {
                    translate([xstart + (clusterSize + spacing)*x,
                        ystart + (clusterSize + spacing)*y,0]) {
                            cluster(radius, height);
                        }
                }
            }
    }
}
module cluster() {
    translate([0,0,0]) {
       for (i=[0:ccount-1]) {
           rotate([0,0,i*360/ccount])
           translate([radius+cspacing*3.5,0,base])
           #cylinder(height,radius,radius, $fn=36);
       }
   }
}
module t() {
    translate([0,0,1]) {
        rotate ([0,180,0]) {
            linear_extrude(height = 1) {
                text(content, font = font, size = fontsize, halign="center", valign="center", spacing = tspacing);
            }
        }
    }
}
difference() {
    tray();
    #t();
}
```


[User]
I'm looking for a way to create a parametric mount for aluminum extrusion profiles. I'd like the mount to have a base that attaches to a surface and a section that holds the profile. The extrusion will be attached by screws that go into the side of the profile, not into the end. I've been working on it but want something more robust.

Here are the parameters I need to be able to control:

*   **SurfaceDistance**: The distance between the surface the mount is attached to and the back of the profile.
*   **ProfileSize**: The size of the square profile (assuming square profiles only for now).
*   **EndRadius**: The radius for the rounded part of the base, which determines how beefy it is.
*   **HoleDistance**: The distance between the surface mounting holes.
*   **ProfileScrewHole**: The radius of the holes that the screws go through to thread into the profile.
*   **ProfileScrewHead**: The radius of the counterbores for the profile screw heads.
*   **ProfileScrewMaterial**: The thickness of the material between the profile and the counterbore of the profile screw.
*   **SurfaceScrewHole**: The radius of the surface screw holes.
*   **SurfaceScrewHead**: The radius of the counterbores for the surface screw heads.
*   **SurfaceScrewMaterial**: The thickness of the material between the surface and the counterbore for the surface screw.

The design should use a hull or similar technique to smoothly connect the surface mounting points and the profile holder, making a rounded bracket.  The profile holder part should use a cut-out that matches the profile size.  The mounting holes on both the surface and the profile sides should be counterbored. It would be helpful to keep the variables defined at the top of the file, making them easy to find and edit.

Could you generate the OpenSCAD code for this?

[Assistant]
aluminium_extrusion_surface_mount.scad:
```
$fn = 100;

// Distance between profile and surface it will be mounted against.
SurfaceDistance = 5;

// Size of profile this is for square profiles only.
ProfileSize = 20;

// Radius of the bracket, will be the beefyness of the bracket.
EndRadius = 20;

// Distance between surface mounting holes
HoleDistance = 60;

// Hole radius for the screw threat that grabs the profile
ProfileScrewHole = 2.5;

// Hole radius for the screw head that grabs the profile
ProfileScrewHead = 7;

// Thickness of material between surface and screw head
ProfileScrewMaterial = 5;

// Hole radius for the screw threat that grabs surface
SurfaceScrewHole = 2.5;

// Hole radius for the screw head that grabs surface
SurfaceScrewHead = 7;

// Thickness of material between surface and screw head
SurfaceScrewMaterial = 5;

module wallmount(HoleDistance, EndRadius, ProfileSize, SurfaceDistance)
{
	difference()
	{
		hull()
		{
			translate([ 0, HoleDistance * 0.5, 0]) cylinder(5, EndRadius, EndRadius, false);
			translate([ 0, HoleDistance * -0.5, 0]) cylinder(5, EndRadius, EndRadius, false);
			translate([ 0, 0, (ProfileSize * 0.5) + SurfaceDistance ]) cube([ ProfileSize, ProfileSize, ProfileSize ], true);
		}
		translate([ 0, 0, (ProfileSize * 0.5) + SurfaceDistance ]) cube([ EndRadius * 3, ProfileSize + 0.1, ProfileSize + 1 ], true);
		union()
		{
			translate([ 0, HoleDistance * 0.5, -1 ]) rotate([ 0, 0, 0 ]) cylinder(ProfileSize, SurfaceScrewHole, SurfaceScrewHole, false);
			translate([ 0, HoleDistance * 0.5, SurfaceScrewMaterial ]) rotate([ 0, 0, 0 ]) cylinder(ProfileSize, SurfaceScrewHead, SurfaceScrewHead, false);
			translate([ 0, HoleDistance * -0.5, -1 ]) rotate([ 0, 0, 0 ]) cylinder(ProfileSize, SurfaceScrewHole, SurfaceScrewHole, false);
			translate([ 0, HoleDistance * -0.5, SurfaceScrewMaterial ]) rotate([ 0, 0, 0 ]) cylinder(ProfileSize, SurfaceScrewHead, SurfaceScrewHead, false);
		}
		union(){
			translate([ 0, 0, (ProfileSize * 0.5) + SurfaceDistance ]) rotate([ 90, 90, 0 ])
			{
				translate([ 0, 0, 0 ])
					cylinder(HoleDistance, ProfileScrewHole, ProfileScrewHole, true);
				translate([ 0, 0, (ProfileSize * 0.5) + ProfileScrewMaterial ])
					cylinder(HoleDistance, ProfileScrewHead, ProfileScrewHead, false);
				translate([ 0, 0, - HoleDistance - (ProfileSize * 0.5) - ProfileScrewMaterial ])
					cylinder(HoleDistance, ProfileScrewHead, ProfileScrewHead, false);
			}
		}
	}
}

wallmount(HoleDistance, EndRadius, ProfileSize, SurfaceDistance);
```


[User]
I'm looking to design a 5.25" drive bay grip for a desktop computer. I've got some basic dimensions from the specification for 5.25" CD drives (SFF-8551) which I'll paste in below, but I need your help creating the OpenSCAD files.

Essentially, the grip will fill the empty bay, providing a solid, safe grip while preventing dust from entering the computer case. It should have a front plate that sits flush with the computer case, and a main body that extends into the bay. The main body should have rounded edges at the rear to make it comfortable to handle. There should also be mounting points for M3 screws to secure the grip in place.

Here are the dimensions I want to use:

```
// 5.25" dimensions
// compare with Specification for Form Factor of 5.25" CD Drives at
// ftp://ftp.seagate.com/sff/SFF-8551.PDF
A17 = 5.00;
A1 = 41.53;
A2 = 42.30;
A3 = 148.00;
A4 = 202.80;
A5 = 146.05;
A6 = 139.70;
A7 = 3.18;
A8 = 79.25;
A9 = 47.40;
A10 = 47.40;
A11 = 79.25;
A13 = 10.00;
A14 = 21.84;
A16 = 6.50;
A17 = 5.00;

A4short = 2*A9 + (A1 / 3.14159);

// Metric screw Metric ISO 724 M3 tap drill radius
// Compare to ISO metric screw thread at
// http://www.engineeringtoolbox.com/metric-threads-d_777.html
m3r = 2.5 / 2;
```

I want to be able to adjust the material strength (which translates to the thickness/indentation of certain parts), so let's add a `strength` variable.  Also, I need to compensate for a 16-bit z-buffer, so add `zbuf`.  Finally, the pillar variable should allow adjustment of the pillars' edge length. I want these to be configurable at the top level.

I'm envisioning two main modules: `hollow_front()` and `corpus()`. The `hollow_front()` should create the front plate with a cutout. The `corpus()` module should create the main body, again with a cutout, and also handle the M3 screw holes.

For the rounded edges on the corpus, I'd like a rounded cube shape. I’ve used this approach before where a hull is created around square pillars at the front and rotated cylinders or spheres at the rear. I want to try two approaches:

1.  **DriveBayGripCone.scad:** Using cylinders that create a cone to make the corners.
2. **DriveBayGripSphere.scad**: Using spheres to create the corners.

Can you please generate two separate OpenSCAD files, one for each approach? I'm not using any external libraries, just standard OpenSCAD primitives. Thank you!

[Assistant]
DriveBayGripCone.scad:
```
$fn=128;

// 5.25" dimensions
// compare with Specification for Form Factor of 5.25" CD Drives at
// ftp://ftp.seagate.com/sff/SFF-8551.PDF
A17 = 5.00;
A1 = 41.53;
A2 = 42.30;
A3 = 148.00;
A4 = 202.80;
A5 = 146.05;
A6 = 139.70;
A7 = 3.18;
A8 = 79.25;
A9 = 47.40;
A10 = 47.40;
A11 = 79.25;
A13 = 10.00;
A14 = 21.84;
A16 = 6.50;
A17 = 5.00;

A4short = 2*A9 + (A1 / 3.14159);

// Metric screw Metric ISO 724 M3 tap drill radius
// Compare to ISO metric screw thread at
// http://www.engineeringtoolbox.com/metric-threads-d_777.html
m3r = 2.5 / 2;

// material strength
// customise to the capabilities of your 3D printer
strength = 2;

// length of the pillars' edges that the front connects to
pillar = A9 + 31;

// Compensate 16 bit z-buffer
zbuf = 0.01;

// constrct the front
hollow_front();

module hollow_front() {
    difference (){
        front();
        front_cutout();
    }
}

module front() {
    color("LightBlue")
    // compensate overhang
    translate([- (A3 - A5) / 2, 0, (A1 - A2) / 2])
    translate([0, -A17, 0])
    cube([A3, A17, A2]);
}

module front_cutout() {
    // compensate front thickness
    translate([0, -A17, 0])
    // fix zbuffer
    translate([0, -zbuf, 0])
    // indent
    translate([strength, 0, strength])
    cube([A5 - 2*strength, A17 + 2*zbuf, A1 - 2*strength]);
}

// Construct the corpus
corpus();

module corpus () {
    difference() {
        corpus_shell();
        m3screws();
    }
}

module corpus_shell() {
    difference () {
        roundedcube(A5, A4short, A1, A1/2);
        corpus_cutout();
    }
}

module corpus_cutout() {
    translate([strength, -zbuf, strength])
    roundedcube(xdim=A5 - 2*strength,
                ydim=A4short - strength + zbuf,
                zdim=A1 - 2*strength,
                rdim=A1/2 - strength);
}

module roundedcube(xdim, ydim, zdim, rdim){
    hull(){
        // square edges at the front
        translate([0, 0, 0])cube([pillar, pillar, zdim]);
        translate([xdim-pillar, 0, 0])cube([pillar, pillar, zdim]);

        // rounded edges at the rear top left
        translate([rdim, ydim-rdim/2, zdim/2])
        rotate([-90, 0, 0])
        cylinder(h=rdim, r1=rdim, r2=0, center=true);

        // rounded edges at the rear top right
        translate([xdim-rdim, ydim-rdim/2, zdim/2])
        rotate([-90, 0, 0])
        cylinder(h=rdim, r1=rdim, r2=0, center=true);
    }
}

module m3screws(){
    h = strength + 2 * zbuf;
    // front left bottom
    rotate([90, 0, 90])
    translate([A9, A13, h - h/2 - zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // front left top
    rotate([90, 0, 90])
    translate([A9, A14, h - h/2 - zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // rear left bottom
    rotate([90, 0,90])
    translate([A8 + A9, A13, h - h/2 - zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // rear left top
    rotate([90, 0, 90])
    translate([A8 + A9, A14, h - h/2 - zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // -----------------------

    // front right bottom
    rotate([90, 0,90])
    translate([A9, A13, A5 - h / 2 + zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // front right top
    rotate([90, 0,90])
    translate([A9, A14, A5 - h / 2 + zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // rear right bottom
    rotate([90, 0,90])
    translate([A8 + A9, A13, A5 - h / 2 + zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);

    // rear right top
    rotate([90, 0, 90])
    translate([A8 + A9, A14, A5 - h / 2 + zbuf])
    color("white")
    cylinder(h=h, r=1.5, center=true, $fn=100);
}

```
DriveBayGripSphere.scad:
```
$fn=128;

// 5.25" dimensions
// compare with Specification for Form Factor of 5.25" CD Drives at
// ftp://ftp.seagate.com/sff/SFF-8551.PDF
A17 = 5.00;
A1 = 41.53;
A2 = 42.30;
A3 = 148.00;
A4 = 202.80;
A5 = 146.05;
A6 = 139.70;
A7 = 3.18;
A8 = 79.25;
A9 = 47.40;
A10 = 47.40;
A11 = 79.25;
A13 = 10.00;
A14 = 21.84;
A16 = 6.50;
A17 = 5.00;

A4short = 2*A9 + (A1 / 3.14159);

// Metric screw Metric ISO 724 M3 tap drill radius
// Compare to ISO metric screw thread at
// http://www.engineeringtoolbox.com/metric-threads-d_777.html
m3r = 2.5 / 2;

// material strength
// customise to the capabilities of your 3D printer
strength = 2;

// length of the pillars' edges that the front connects to
pillar = A9;

// Compensate 16 bit z-buffer
zbuf = 0.01;

// constrct the front
hollow_front();

module hollow_front() {
    difference (){
        front();
        front_cutout();
    }
}

module front() {
    color("LightBlue")
    // compensate overhang
    translate([- (A3 - A5) / 2, 0, (A1 - A2) / 2])
    translate([0, -A17, 0])
    cube([A3, A17, A2]);
}

module front_cutout() {
    // compensate front thickness
    translate([0, -A17, 0])
    // fix zbuffer
    translate([0, -zbuf, 0])
    // indent
    translate([strength, 0, strength])
    cube([A5 - 2*strength, A17 + 2*zbuf, A1 - 2*strength]);
}

// Construct the corpus
corpus();

module corpus () {
    difference() {
        corpus_shell();
        m3screws();
    }
}

module corpus_shell() {
    difference () {
        roundedcube(A5, A4short, A1, A1/2);
        corpus_cutout();
    }
}

module corpus_cutout() {
    translate([strength, -zbuf, strength])
    roundedcube(xdim=A5 - 2*strength,
                ydim=A4short - strength + zbuf,
                zdim=A1 - 2*strength,
                rdim=A1/2 - strength);
}

module roundedcube(xdim, ydim, zdim, rdim){
    hull(){
        // square edges at the front
        translate([0, 0, 0])cube([pillar, pillar, zdim]);
        translate([xdim-pillar, 0, 0])cube([pillar, pillar, zdim]);

        // rounded edges at the rear top left
        translate([rdim, ydim-rdim, zdim/2])sphere(r=rdim);
        translate([xdim-rdim, ydim-rdim, zdim/2])sphere(r=rdim);

        // rounded edges at the rear top right
        translate([rdim, ydim-rdim, zdim/2])sphere(r=rdim);
        translate([xdim-rdim, ydim-rdim, zdim/2])sphere(r=rdim);
    }
}

module m3screws(){
    h = strength + 2 * zbuf;
    // front left bottom
    rotate([90, 0, 90])
    translate([A9, A13, h - h/2 - zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // front left top
    rotate([90, 0, 90])
    translate([A9, A14, h - h/2 - zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // rear left bottom
    rotate([90, 0,90])
    translate([A8 + A9, A13, h - h/2 - zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // rear left top
    rotate([90, 0, 90])
    translate([A8 + A9, A14, h - h/2 - zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // -----------------------

    // front right bottom
    rotate([90, 0,90])
    translate([A9, A13, A5 - h / 2 + zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // front right top
    rotate([90, 0,90])
    translate([A9, A14, A5 - h / 2 + zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // rear right bottom
    rotate([90, 0,90])
    translate([A8 + A9, A13, A5 - h / 2 + zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);

    // rear right top
    rotate([90, 0, 90])
    translate([A8 + A9, A14, A5 - h / 2 + zbuf])
    color("white")
    cylinder (h=h, r=1.5, center=true, $fn=100);
}

```


[User]
Hi, I'm looking to design a customizable test lead holder that I can 3D print. I want to be able to mount it on a wall, and it needs to hold a decent amount of weight.

I've seen some designs where you have fingers or slots to hold the cables, and I'd like to be able to adjust things like how many of those slots there are, how long they are, and how much space is between them. I also need to be able to control how thick each slot is to handle different cable sizes.

Ideally, the wall mount piece should automatically adjust its width based on how many fingers I choose to use, and I'd also like to be able to control the thickness and height of that mounting piece. It should have screw holes for mounting, and I would like to be able to specify the size of the holes. I'd like an option for round or square fingers.

It'd also be great to have an option to trim the sides of the design to reduce plastic use.

Can you generate a parametric OpenSCAD file that lets me customize all of these parameters? I'd like to be able to tweak things like:

*   **Wall Mount:**
    *   Mounting plate height.
    *   Mounting plate thickness.
    *   Mounting plate tilt (degrees).

*   **Fingers/Slots:**
    *   Number of fingers/slots.
    *   Length of each finger.
    *   Thickness of each finger.
    *   Width of each finger.
    *   Gap between fingers/slots.

*   **Mounting Holes:**
    *   Option to add mounting holes (yes/no).
    *   Size of mounting holes.

*   **Finger Shape:**
    *   Shape of the fingers (round/square).

*   **Other:**
    *   Option to trim sides for plastic reduction (yes/no).

It would be great if the design included some support structures for the fingers to handle heavier loads.  Also, I need to be able to easily see the build volume for different common 3d printer models; it'd be nice to see that overlayed, including a "manual" option to specify the build plate dimensions.

I don't have any preference on specific libraries or anything, just whatever works best. I'd like it to be fairly well commented so I can understand how it works.

[Assistant]
test_lead_holder_rev1.1.scad:
```
/******************************************************************************/
/**********                     INFO                                 **********/
/******************************************************************************/

/*
Wall Mount Test lead Hanger Rev 1.1 March 2016
you can adjust the number of fingers, length and gap.
The wall mount piece will auto adjust total width to accommodate the above parameters
by David Buhler

1.1
-added hole size fix for small finger gaps and large wall mount hole size
-fixed minimum finger length support cylinder length
-adjusted variable settings for customizer so user input doesn't create wierd holes and gaps
-added side trimming to reduce size and plastic use.

*/

/******************************************************************************/
/**********                     Settings                             **********/
/******************************************************************************/
//adjust the follow to meet your needs,  all measurements in mm.

/* [BACK] */
//Height of wall mounting plate
back_height=20;//[12:50]

//Mounting plate thickness
back_thickness=5;//[3:10]

/* [FINGERS] */
//Finger slope(degrees)
back_tilt=0;//[0:8]

//Number of fingers
numberof_fingers=5;//[3:15]

//Slot length
finger_length=50;//[20:100]

//determines weight holding ability
finger_thickness=5; //[2:7]

//how much room for the clips
finger_width=5; //[5:20]

//how wide the slot will be(cable thickness)
finger_gap=5;//[1:15]

/* [SCREW-HOLES] */
//add mounting holes?
mount_holes="yes";//[yes,no]

//thread size in mm
hole_size=3;//[1:6]

/* [FINGER SHAPE] */
//select one the the two following finger shapes
finger_shape="round";//[round,square]
//Trim the sides?
trim_sides= "yes"; // [yes,no]

/* [BUILD PLATE] */
//for display only, doesn't contribute to final object
build_plate_selector = 3; //[0:Replicator 2,1: Replicator,2:Thingomatic,3:Manual]
//when Build Plate Selector is set to "manual" this controls the build plate x dimension
build_plate_manual_x = 200; //[100:400]
//when Build Plate Selector is set to "manual" this controls the build plate y dimension
build_plate_manual_y = 200; //[100:400]
build_plate(build_plate_selector,build_plate_manual_x,build_plate_manual_y);

/******************************************************************************/
/**********                   Variable Calcs                         **********/
/****placement of the finger support structure, no need to adjust these********/
/******************************************************************************/
/* [HIDDEN] */
s_width=finger_width/6; //Support triangle width  could just make a fixed width rather than based on finger width
s_height=back_height/2.5;//Support triangle height based on the back height
s_length=finger_length/3*2;//Support triangle lenght based on the finger length
s_placement_x=(finger_width/2)-(s_width/2);//where to place the X starting point of the support
s_placement_y=back_thickness/3; //where to place the Y starting point of the support, /3 to accommodate the back tilt
s_placement_z=finger_thickness;//where to place the Z starting point of the support

/******************************************************************************/
/**********                  Make It Happen Stuff                    **********/
/******************************************************************************/

echo ("Project Size (wide x height x finger length " ,numberof_fingers*(finger_width+finger_gap)," x ",back_height," x ",finger_length+back_thickness);

//centre the whole project on x0,y0
rotate ([0,0,180])translate ([-(numberof_fingers*(finger_width+finger_gap))/2,-finger_length/2,0])
    {
    difference()//had to stick three difference calls to trim sides.  weird!
        {
       if (mount_holes=="yes")
            {
            rotate ([back_tilt,0,0])
                difference()
                {
                cube([(numberof_fingers*(finger_width+finger_gap))-finger_gap,back_thickness,back_height]);//make plate with auto width based on fingers+width+gap
                Holes ();
                };
            }
        else
            {
            rotate ([back_tilt,0,0])
                cube ([(numberof_fingers*(finger_width+finger_gap))-finger_gap,back_thickness,back_height]);//make plate with auto width based on fingers+width+gap
        }
    trim_sides();
    }
    for (inc=[0:finger_width+finger_gap:(numberof_fingers*(finger_width+finger_gap))-finger_gap]) //auto gen each finger and support placement distance
        {
        difference()//had to stick three difference calls to trim sides.  weird!
            {
        if (finger_shape=="round")
            {
            finger(inc,finger_thickness,finger_width,finger_length);//for rounded couner fingers
            }
        else if(finger_shape=="square")
            {
            translate ([inc,0,0])cube ([finger_width,finger_length,finger_thickness]);//for square fingers
            }
           trim_sides();
           }
         difference()//had to stick three difference calls to trim sides.  weird!
           {
           hull ()//created the support surface along with the rounded edge
            {
            difference ()
                {
                translate ([inc-s_width/2+finger_width/2,s_placement_y,s_placement_z])
                    cube ([s_width,s_length,s_height]);
                rotate ([-atan(s_height/s_length),0,0])
                    translate ([inc-.1-s_width+finger_width/2,0-back_thickness,s_height+finger_thickness-.2])
                    cube ([s_width*2,s_length*2,s_height*2]);
                }
            translate ([inc+s_placement_x+s_width/2,s_placement_y,s_height+finger_thickness])
                rotate ([-atan(s_height/s_length)-90,0,0])
                cylinder(r=s_width/2,h=s_length+2,$fn=50);
             }
            trim_sides();
           }
        }
    }

//trims the side of the block to reduce size and unneeded support
module trim_sides()
    {
     if (trim_sides=="yes")
        {
        translate ([-finger_width/2,-5,-0.1])
            cube ([finger_width,finger_length+back_thickness+5,back_height+5]);
        translate ([((numberof_fingers)*(finger_width+finger_gap))-finger_gap-finger_width/2,-5,-0.1])
            cube ([finger_width,finger_length+back_thickness+5,back_height+5]);
        }
     }
//creates the rounded fingers
module finger(position,thickness,width,length){
    hull(){
       rotate([-90,0,0])
            translate ([position+thickness/2,-thickness/2,0])
            cylinder (r=thickness/2,h=length,$fn=50);//left cylinder
       rotate([-90,0,0])
            translate ([position+width-thickness/2,-thickness/2,0])
            cylinder (r=thickness/2,h=length,$fn=50);//right cylinder
       translate ([position,0,0])
            cube ([width,length,thickness/2]);//flat bottom (top when hanging)
    }

}
//creates the hole slots and placement based on number of fingers
module Holes ()
    {
    hole_size= hole_size*3 > back_height ? floor(back_height/5):hole_size;
    hole_size= hole_size > finger_gap ? finger_gap:(hole_size==finger_gap ? hole_size-1:hole_size);
    if (numberof_fingers<7)
        {
        hull()
            {
            rotate ([-90,0,0])
                translate([finger_width+(finger_gap/2),(-back_height/5*2)-hole_size-2,-2])
                cylinder(r=hole_size,h=50,$fn=40);
            rotate ([-90,0,0])
                translate([finger_width+(finger_gap/2),-back_height/5*2,-2])
                cylinder(r=hole_size/2,h=50,$fn=40);
            }
       hull()
            {
            rotate ([-90,0,0])
                translate([((numberof_fingers-1)*(finger_width+finger_gap))-finger_gap/2,-back_height/5*2-hole_size-2,-2])
                cylinder(r=hole_size,h=50,$fn=40);
            rotate ([-90,0,0])
                translate([((numberof_fingers-1)*(finger_width+finger_gap))-finger_gap/2,-back_height/5*2,-2])
                cylinder(r=hole_size/2,h=50,$fn=40);
            }
         }
     else if (numberof_fingers>6)
        {
        hull()
            {
            rotate ([-90,0,0])
                translate([(finger_width+finger_gap)*2-finger_gap/2,-back_height/5*2-hole_size-2,-2])
                cylinder(r=hole_size,h=50,$fn=40);
            rotate ([-90,0,0])
                translate([(finger_width+finger_gap)*2-finger_gap/2,-back_height/5*2,-2])
                cylinder(r=hole_size/2,h=50,$fn=40);
            }
       hull()
            {
            rotate ([-90,0,0])
                translate([((numberof_fingers-2)*(finger_width+finger_gap))-finger_gap/2,-back_height/5*2-hole_size-2,-2])
                cylinder(r=hole_size,h=50,$fn=40);
            rotate ([-90,0,0])
                translate([((numberof_fingers-2)*(finger_width+finger_gap))-finger_gap/2,-back_height/5*2,-2])
                cylinder(r=hole_size/2,h=50,$fn=40);
            }
         }
     }

//display build plate on screen for reference
module build_plate(bp,manX,manY){

		translate([0,0,-.52]){
			if(bp == 0){
				%cube([285,153,1],center = true);
			}
			if(bp == 1){
				%cube([225,145,1],center = true);
			}
			if(bp == 2){
				%cube([120,120,1],center = true);
			}
			if(bp == 3){
				%cube([manX,manY,1],center = true);
			}

		}
		translate([0,0,-.5]){
			if(bp == 0){
				for(i = [-14:14]){
					translate([i*10,0,0])
					%cube([.5,153,1.01],center = true);
				}
				for(i = [-7:7]){
					translate([0,i*10,0])
					%cube([285,.5,1.01],center = true);
				}
			}
			if(bp == 1){
				for(i = [-11:11]){
					translate([i*10,0,0])
						%cube([.5,145,1.01],center = true);
				}
				for(i = [-7:7]){
					translate([0,i*10,0])
						%cube([225,.5,1.01],center = true);
				}
			}
			if(bp == 2){
				for(i = [-6:6]){
					translate([i*10,0,0])
						%cube([.5,120,1.01],center = true);
				}
				for(i = [-6:6]){
					translate([0,i*10,0])
						%cube([120,.5,1.01],center = true);
				}
			}
			if(bp == 3){
				for(i = [-(floor(manX/20)):floor(manX/20)]){
					translate([i*10,0,0])
						%cube([.5,manY,1.01],center = true);
				}
				for(i = [-(floor(manY/20)):floor(manY/20)]){
					translate([0,i*10,0])
						%cube([manX,.5,1.01],center = true);
				}
			}
		}
}
```


[User]
I'd like to design a Turkish spindle, you know, for spinning yarn. I'm not too familiar with OpenSCAD, so I'm hoping you can help me out.

The basic design involves two main parts: the two removable arms and a central piece. The arms have a loop-like shape that curves inward, and they connect to the central piece through a hole. The central piece also has a similar looping arm shape. Ideally, this would be parametric so I can adjust it for different stick sizes and arm lengths.

Here are the specific parameters I'd like to control:

*   **`side_count`**: The number of sides for the hole in the center of the arms. This should allow for both round sticks (like a chopstick, `side_count = 6` for a hex)
*   **`stick_diameter`**: The diameter of the stick (corner-to-corner, not edge-to-edge), I'm thinking about both a 5.5mm chopstick and an 8mm pencil.
*   **`arm_length`**: The length of each arm, in millimeters.
*   **`arm_width`**: The width of the arm, also in millimeters, needs to be a bit bigger than `stick_diameter`.
*  **`radius_factor`**: Controls the curvature of the arms. Higher numbers mean less curve.
*  **`bevel`**: The bevel applied to the corners of the arms, I was thinking 2mm for this one

The arms should have a thickness that is consistent and a clearance around the hole, probably around .4mm should be enough. There should be a main crossbar that holds the two arms which has a hole in it to match the cross section of the stick.

The arms should be created with a minkowski operation, using the specified bevel on the corners. I was thinking I could have one module for the small arms and one for the large cross bar. Also, could you put the modules into a separate file, maybe calling it `spindle_modules.scad`? Then have a separate file to do the translations and rotations to place the modules? Something simple like `spindle.scad`.

Could you provide the OpenSCAD code for both the modules file and the layout file? I'm not sure if I'll need any libraries, but if you do use one please make sure to specify it. Thanks!

[Assistant]
turkish_spindle.scad:
```
// Number of sides your stick has
side_count = 6;

// This is in mm, and must be measured at the largest diameter (corner-to-corner, not edge-to-edge).  My chopsticks are 5.5mm, pencils are 8mm.
stick_diameter = 8;

// Length in mm
arm_length = 120;

// Width in mm - make sure it's greater than your stick's diameter!
arm_width = 13;

// Controls curvature of arms - higher numbers yield less curve.
radius_factor = 2;

/* [Hidden] */
bevel = 2;
width = arm_width;
$fa = .5; // resolution: 3/3 is good for design, maybe use 0.5/0.5 for printing
$fs = .5;

module round_stick() {
  length = 200;
  dia = stick_diameter;  // 5.5 seems to work for chopstick, trying 8 for pencil

  cylinder(h=length, r=dia/2, $fn=side_count); // $fn=6 gives hexagonal hole for pencil
}

module crossbar(width, thickness, bevel) {
  function loop_drop(arm_length=arm_length, radius_factor=radius_factor) = -cos(asin((arm_length/2)/(arm_length*radius_factor)))*arm_length*radius_factor; // calculates how far to lower the loop

  module loop() { // this module draws the big loop
    translate([-width/2, 0, loop_drop(arm_length, radius_factor)])
      rotate([0, 90, 0])
        rotate_extrude(angle=360, convexity=10, $fs=3, $fa=3)
          translate([bevel/2+radius_factor*arm_length-thickness/2, bevel/2, 0])
            minkowski() {
              square([thickness-bevel, width-bevel]);
              circle(r=bevel/2);
            }
  }

  intersection() { // cuts the segment of the loop that we want
    loop();
    translate([-arm_length, -arm_length/2, 0]) cube([arm_length*2, arm_length, arm_length*2]);
  }

  intersection() { // makes the rounded ends
    loop();
    for (i=[1,-1])
      translate([0, i*arm_length/2, thickness/4])
        rotate([0, 90, 0])
          cylinder(h=width+2, r=thickness/4, center=true);
  }
}

module little_crossbar(template=false) { // set template true if using it to make a hole
  thickness = 6;
  clearance = .4;

  if (template==true) {
    crossbar(width=width+clearance, thickness=thickness+clearance, bevel=bevel);
  }
  else {
    difference() {
      crossbar(width=width, thickness=thickness, bevel=bevel);
      round_stick();
    }
  }
}

module big_crossbar() {
  difference() {
    crossbar(width=width, thickness=12, bevel=bevel);
    rotate([0,0,90]) little_crossbar(template=true);
    rotate([0,0,90]) round_stick(); // rotated to match other spindle in case the stick lacks 90* rotational symmetry
  }
}

translate([25, 0, width/2]) rotate([0, 90, 0]) // rotating may eliminate need for supports
  little_crossbar();
translate([0, 0, width/2]) rotate([0, 90, 0])
  big_crossbar();

```


[User]
Okay, I need a parametric design for a small box, specifically designed to hold a laser-cut tray that's typically used for storing E3D V6 hotend nozzles. I already have a working version, but it's a bit messy, and I'd like it to be cleaner and more modular.

Here are the key parameters I need to control:

*   **Box Dimensions:**
    *   `boxInteriorWidth`: The width of the inner space where the laser-cut tray will sit.
    *   `boxInteriorDepth`: The depth of the inner space where the tray will sit.
    *   `boxInteriorHeight`: The height of the inner box before the lid is attached.
*   **Wall and Lid Thickness:**
    *   `boxWallThickness`: How thick the walls of the box are.
    *   `boxLidThickness`: How thick the lid is. I've found 2mm is a good value.
*   **Interior Block:**
     * `BoxInterorBlockWidth`: The width of the interior rails that hold the tray up.
*   **Corner Rounding:**
    *   `partChamferRadius`: The radius of the rounded corners on the box.
*   **Text Customization:**
    *   `wordsToPrint`: The text that will be printed on both the box and the lid.
    *   `BoxTextXSize`, `BoxTextYSize`, `BoxTextZSize`: The X, Y, and Z dimensions of the text on the box.
    *   `LidTextXSize`, `LidTextYSize`, `LidTextZSize`: The X, Y, and Z dimensions of the text on the lid.
    *   `BoxTextXOffset`, `BoxTextYOffset`: Offsets to center the text on the box.
    *   `LidTextXOffset`, `LidTextYOffset`: Offsets to center the text on the lid.
*   **Other:**
    *   `enableoffset`: A binary switch to control if the lid is directly on top of the box or offset.
    *   `enablelidwords`: A binary switch to enable or disable the text on the lid.
    *   `enableboxwords`: A binary switch to enable or disable the text on the box.
    *   `boxInteriorRailHeight`: The height of the interior rail that holds the tray.

I'd like the design to use the minkowski operation to make the edges of the walls smooth, and I’m using the `drawtext` module to make the text, that I have provided in the original code. The box should have a simple lid that connects using the typical "snap" style. You can use a cylinder for that hinge style connection.

I'm not sure how I want to structure the files, but I'm hoping you can provide a clean modular solution, maybe a main file and a separate file for that `drawtext` function, or maybe for the whole box. Either way, you should generate all of the code for the project, just don't assume I have any of the modules or libraries already in place.

[Assistant]
e3d_tip_box_v2.scad:
```
//How thick the walls are
boxWallThickness=3; //[2:5]
//How thick the lid is, 2 is a good value, 3 is too thick and 1 is down right not enough, 4 is right out unless you plan on breaking one side and inserting it that way.
boxLidThickness=2; //[1:4]
//How tall the inside box is
boxInteriorHeight=18;//[15:200]
//How wide the laser cut tray is
boxInteriorWidth=80.25;//[60:400]
//How deep the box is
boxInteriorDepth=35; //[25:200]
//Box interior block
BoxInterorBlockWidth=2;//[1:10]
//The roundness of the corners
partChamferRadius=1; //[1:3]
// If the box is one unit or the lid is next to the box
enableoffset=1; //[0:1]
// If the words on the lid are enabled or not
enablelidwords=1; //[0:1]
// If the words on the box are enabled or not
enableboxwords=1; //[0:1]
//Words to print on the side and top of the box
wordsToPrint="E3D Tips";
//Size of the box letters X Dimension (how wide the letters are)
BoxTextXSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
//Size of the box letters Y Dimension (how far the letters are raised from the surface)
BoxTextYSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
//Size of the box letters Z Dimension (how tall the letters are)
BoxTextZSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
//Size of the box letters X Dimension (how wide the letters are)
LidTextXSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
//Size of the box letters Y Dimension (how far the letters are raised from the surface)
LidTextYSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
//Size of the box letters Z Dimension (how tall the letters are)
LidTextZSize=1.5; //[1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5,5.0,5.5,6.0,6.5,7.0]
// Left to right offset for the text used to center it on the object
LidTextXOffset=0; //[-500:500]
// Up/Down offset for the text used to center it on the object
LidTextYOffset=0; //[-500:500]
// Left to right offset for the text used to center it on the object
BoxTextXOffset=0; //[-500:500]
// Up/Down offset for the text used to center it on the object
BoxTextYOffset=0; //[-500:500]
//How tall the rail height is
boxInteriorRailHeight=4.5; //[0.5,1,1.5,2,2.5,3,3.5,4,4.5,5,5.5,6,6.5,7,7.5,8,8.5,9,9.5,10,10.5,11,11.5,12,12.5,13,13.5,14,14.5,15,15.5,16,16.5,17,17.5,18,18.5,19,19.5,20,20.5,21,21.5,22,22.5,23,23.5,24,24.5,25,25.5,26,26.5,27,27.5,28,28.5,29,29.5,30,30.5,31,31.5,32,32.5,33,33.5,34,34.5,35,35.5,36,36.5,37,37.5,38,38.5,39,39.5,40,40.5,41,41.5,42,42.5,43,43.5,44,44.5,45,45.5,46,46.5,47,47.5,48,48.5,49,49.5,50,50.5,51,51.5,52,52.5,53,53.5,54,54.5,55,55.5,56,56.5,57,57.5,58,58.5,59,59.5,60,60.5,61,61.5,62,62.5,63,63.5,64,64.5,65,65.5,66,66.5,67,67.5,68,68.5,69,69.5,70,70.5,71,71.5,72,72.5,73,73.5,74,74.5,75,75.5,76,76.5,77,77.5,78,78.5,79,79.5,80,80.5,81,81.5,82,82.5,83,83.5,84,84.5,85,85.5,86,86.5,87,87.5,88,88.5,89,89.5,90,90.5,91,91.5,92,92.5,93,93.5,94,94.5,95,95.5,96,96.5,97,97.5,98,98.5,99,99.5,100,100.5,101,101.5,102,102.5,103,103.5,104,104.5,105,105.5,106,106.5,107,107.5,108,108.5,109,109.5,110,110.5,111,111.5,112,112.5,113,113.5,114,114.5,115,115.5,116,116.5,117,117.5,118,118.5,119,119.5,120,120.5,121,121.5,122,122.5,123,123.5,124,124.5,125,125.5,126,126.5,127,127.5,128,128.5,129,129.5,130,130.5,131,131.5,132,132.5,133,133.5,134,134.5,135,135.5,136,136.5,137,137.5,138,138.5,139,139.5,140,140.5,141,141.5,142,142.5,143,143.5,144,144.5,145,145.5,146,146.5,147,147.5,148,148.5,149,149.5,150,150.5,151,151.5,152,152.5,153,153.5,154,154.5,155,155.5,156,156.5,157,157.5,158,158.5,159,159.5,160,160.5,161,161.5,162,162.5,163,163.5,164,164.5,165,165.5,166,166.5,167,167.5,168,168.5,169,169.5,170,170.5,171,171.5,172,172.5,173,173.5,174,174.5,175,175.5,176,176.5,177,177.5,178,178.5,179,179.5,180,180.5,181,181.5,182,182.5,183,183.5,184,184.5,185,185.5,186,186.5,187,187.5,188,188.5,189,189.5,190,190.5,191,191.5,192,192.5,193,193.5,194,194.5,195,195.5,196,196.5,197,197.5,198,198.5,199,199.5,200]

//  ####### DO NOT CHANGE #######
echo(boxInteriorRailHeight);
boxInteriorWidthCombined=boxInteriorWidth+ (boxWallThickness*2);
boxInteriorDepthCombined=boxInteriorDepth + (boxWallThickness*2);
boxInteriorHeightCombined=boxInteriorHeight + (boxWallThickness);

//############## FUNCTIONS DO NOT CHANGE ##############

module drawtext(text) {
	//Characters
	chars = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}";

	//Chracter table defining 5x7 characters
	//Adapted from: http://www.geocities.com/dinceraydin/djlcdsim/chartable.js
	char_table = [ [ 0, 0, 0, 0, 0, 0, 0],
                  [ 4, 0, 4, 4, 4, 4, 4],
                  [ 0, 0, 0, 0,10,10,10],
                  [10,10,31,10,31,10,10],
                  [ 4,30, 5,14,20,15, 4],
                  [ 3,19, 8, 4, 2,25,24],
                  [13,18,21, 8,20,18,12],
                  [ 0, 0, 0, 0, 8, 4,12],
                  [ 2, 4, 8, 8, 8, 4, 2],
                  [ 8, 4, 2, 2, 2, 4, 8],
                  [ 0, 4,21,14,21, 4, 0],
                  [ 0, 4, 4,31, 4, 4, 0],
                  [ 8, 4,12, 0, 0, 0, 0],
                  [ 0, 0, 0,31, 0, 0, 0],
                  [12,12, 0, 0, 0, 0, 0],
                  [ 0,16, 8, 4, 2, 1, 0],
                  [14,17,25,21,19,17,14],
                  [14, 4, 4, 4, 4,12, 4],
                  [31, 8, 4, 2, 1,17,14],
                  [14,17, 1, 2, 4, 2,31],
                  [ 2, 2,31,18,10, 6, 2],
                  [14,17, 1, 1,30,16,31],
                  [14,17,17,30,16, 8, 6],
                  [ 8, 8, 8, 4, 2, 1,31],
                  [14,17,17,14,17,17,14],
                  [12, 2, 1,15,17,17,14],
                  [ 0,12,12, 0,12,12, 0],
                  [ 8, 4,12, 0,12,12, 0],
                  [ 2, 4, 8,16, 8, 4, 2],
                  [ 0, 0,31, 0,31, 0, 0],
                  [16, 8, 4, 2, 4, 8,16],
                  [ 4, 0, 4, 2, 1,17,14],
                  [14,21,21,13, 1,17,14],
                  [17,17,31,17,17,17,14],
                  [30,17,17,30,17,17,30],
                  [14,17,16,16,16,17,14],
                  [30,17,17,17,17,17,30],
                  [31,16,16,30,16,16,31],
                  [16,16,16,30,16,16,31],
                  [15,17,17,23,16,17,14],
                  [17,17,17,31,17,17,17],
                  [14, 4, 4, 4, 4, 4,14],
                  [12,18, 2, 2, 2, 2, 7],
                  [17,18,20,24,20,18,17],
                  [31,16,16,16,16,16,16],
                  [17,17,17,21,21,27,17],
                  [17,17,19,21,25,17,17],
                  [14,17,17,17,17,17,14],
                  [16,16,16,30,17,17,30],
                  [13,18,21,17,17,17,14],
                  [17,18,20,30,17,17,30],
                  [30, 1, 1,14,16,16,15],
                  [ 4, 4, 4, 4, 4, 4,31],
                  [14,17,17,17,17,17,17],
                  [ 4,10,17,17,17,17,17],
                  [10,21,21,21,17,17,17],
                  [17,17,10, 4,10,17,17],
                  [ 4, 4, 4,10,17,17,17],
                  [31,16, 8, 4, 2, 1,31],
                  [14, 8, 8, 8, 8, 8,14],
                  [ 0, 1, 2, 4, 8,16, 0],
                  [14, 2, 2, 2, 2, 2,14],
                  [ 0, 0, 0, 0,17,10, 4],
                  [31, 0, 0, 0, 0, 0, 0],
                  [ 0, 0, 0, 0, 2, 4, 8],
                  [15,17,15, 1,14, 0, 0],
                  [30,17,17,25,22,16,16],
                  [14,17,16,16,14, 0, 0],
                  [15,17,17,19,13, 1, 1],
                  [14,16,31,17,14, 0, 0],
                  [ 8, 8, 8,28, 8, 9, 6],
                  [14, 1,15,17,15, 0, 0],
                  [17,17,17,25,22,16,16],
                  [14, 4, 4, 4,12, 0, 4],
                  [12,18, 2, 2, 2, 6, 2],
                  [18,20,24,20,18,16,16],
                  [14, 4, 4, 4, 4, 4,12],
                  [17,17,21,21,26, 0, 0],
                  [17,17,17,25,22, 0, 0],
                  [14,17,17,17,14, 0, 0],
                  [16,16,30,17,30, 0, 0],
                  [ 1, 1,15,19,13, 0, 0],
                  [16,16,16,25,22, 0, 0],
                  [30, 1,14,16,15, 0, 0],
                  [ 6, 9, 8, 8,28, 8, 8],
                  [13,19,17,17,17, 0, 0],
                  [ 4,10,17,17,17, 0, 0],
                  [10,21,21,17,17, 0, 0],
                  [17,10, 4,10,17, 0, 0],
                  [14, 1,15,17,17, 0, 0],
                  [31, 8, 4, 2,31, 0, 0],
                  [ 2, 4, 4, 8, 4, 4, 2],
                  [ 4, 4, 4, 4, 4, 4, 4],
                  [ 8, 4, 4, 2, 4, 4, 8] ];

	//Binary decode table
	dec_table = [ "00000", "00001", "00010", "00011", "00100", "00101",
  	            "00110", "00111", "01000", "01001", "01010", "01011",
  	            "01100", "01101", "01110", "01111", "10000", "10001",
  	            "10010", "10011", "10100", "10101", "10110", "10111",
	            "11000", "11001", "11010", "11011", "11100", "11101",
	            "11110", "11111" ];

	//Process string one character at a time
	for(itext = [0:len(text)-1]) {
		//Convert character to index
		assign(ichar = search(text[itext],chars,1)[0]) {
			//Decode character - rows
			for(irow = [0:6]) {
				assign(val = dec_table[char_table[ichar][irow]]) {
					//Decode character - cols
					for(icol = [0:4]) {
						assign(bit = search(val[icol],"01",1)[0]) {
							if(bit) {
								//Output cube
								translate([icol + (6*itext), irow, 0])
									cube([1.0001,1.0001,1]);
							}
						}
					}
				}
			}
		}
	}
}

module cylinder_outer(height,radius,fn){
   fudge = 1/cos(180/fn);
   cylinder(h=height,r=radius*fudge,$fn=fn, center = true);
}

module createMeniscus(h,radius) {// This module creates the shape that needs to be substracted from a cube to make its corners rounded.
    difference(){        //This shape is basicly the difference between a quarter of cylinder and a cube
       translate([radius/2+0.1,radius/2+0.1,0]){
          cube([radius+0.2,radius+0.1,h+0.2],center=true);         // All that 0.x numbers are to avoid "ghost boundaries" when substracting
       }
       cylinder(h=h+0.2,r=radius,$fn = 90,center=true);
    }
}

module roundCornersCube(x,y,z,r){  // Now we just substract the shape we have created in the four corners
    difference(){
       cube([x,y,z], center=true);

    translate([x/2-r,y/2-r]){  // We move to the first corner (x,y)
          rotate(0){
             createMeniscus(z,r); // And substract the meniscus
          }
       }
       translate([-x/2+r,y/2-r]){ // To the second corner (-x,y)
          rotate(90){
             createMeniscus(z,r); // But this time we have to rotate the meniscus 90 deg
          }
       }
          translate([-x/2+r,-y/2+r]){ // ...
          rotate(180){
             createMeniscus(z,r);
          }
       }
          translate([x/2-r,-y/2+r]){
          rotate(270){
             createMeniscus(z,r);
          }
       }
    }
}

module miniround(x,y,z, diameter)
{
    $fn=50;
    fn=$fn;
    fudge = 1/cos(180/fn);
    radius=(diameter/2)*fudge;
    x = x-radius;
    y = y-radius;
    minkowski()
    {
        roundCornersCube(x,y,z,partCornerRadius);
        //cube(size=[x,y,z], center = true);
        //cylinder(r=diameter,$fn=12);
        // Using a sphere is possible, but will kill performance
        sphere(r=radius);
    }
}

module miniround2(x,y,z, diameter)
{
    $fn=50;
    fn=$fn;
    fudge = 1/cos(180/fn);
    radius=(diameter/2)*fudge;
    x = x-radius;
    y = y-radius;
    minkowski()
    {
        //roundCornersCube(x,y,z,partCornerRadius);
        cube(size=[x,y,z], center = true);
        //cylinder(r=diameter,$fn=12);
        // Using a sphere is possible, but will kill performance
        sphere(r=radius);
    }
}
//############## FUNCTIONS DO NOT CHANGE ##############
//  ####### DO NOT CHANGE #######

module e3dBox(){
    union(){
    difference(){
        roundCornersCube(boxInteriorWidthCombined,boxInteriorDepthCombined,boxInteriorHeightCombined,partChamferRadius);
        translate([0,0,boxWallThickness + 2]) roundCornersCube(boxInteriorWidth,boxInteriorDepth,boxInteriorHeight,partChamferRadius);
        translate([0,boxInteriorDepth/2,boxInteriorHeightCombined/2 - boxLidThickness])cube([boxInteriorWidth,boxInteriorDepth + (boxLidThickness*4),boxLidThickness * 3 + 0.01],center=true); // rear cutout
        translate([0,-boxInteriorDepth/2,boxInteriorHeightCombined/2])cube([boxInteriorWidth,boxInteriorDepth + (boxLidThickness*3),boxLidThickness * 2 ],center=true); // front cutout
        translate([0,boxInteriorDepth/2 - 1,boxInteriorHeightCombined/2 - boxWallThickness]) rotate([0,90,0]) cylinder_outer(boxInteriorWidthCombined * 1.5,boxLidThickness/2 + .25,360); // hole for hinge
translate([0,boxInteriorDepth/2 - 1,boxInteriorHeightCombined/2 - boxWallThickness]) rotate([0,90,0]) cylinder_outer(boxInteriorWidth,boxLidThickness,360); // hole for hinge
translate([0,boxInteriorDepth/2 - 1 + boxLidThickness,boxInteriorHeightCombined/2 - boxWallThickness + boxLidThickness ]) cube([boxInteriorWidth,boxLidThickness + .25,boxInteriorHeightCombined/4],center=true); // hole for hinge 2
    }

    //interior blocks
    translate([boxInteriorWidthCombined/2 - BoxInterorBlockWidth/2 - boxWallThickness,0,-boxInteriorHeight/2 + boxInteriorRailHeight + boxWallThickness/2])cube([BoxInterorBlockWidth,boxInteriorDepth,boxInteriorRailHeight],center=true);
    translate([-boxInteriorWidthCombined/2 + BoxInterorBlockWidth/2 +  boxWallThickness,0,-boxInteriorHeight/2 + boxInteriorRailHeight + boxWallThickness/2])cube([BoxInterorBlockWidth,boxInteriorDepth,boxInteriorRailHeight],center=true);
    if (enableboxwords==1){
    translate([-boxInteriorWidthCombined/2 + 7 + BoxTextXOffset,-boxInteriorDepthCombined/2 + .5,-boxInteriorHeightCombined/2 + 2 + BoxTextYOffset]) scale([BoxTextXSize,BoxTextYSize,BoxTextZSize]) rotate ([90,0,0]) drawtext(wordsToPrint);
    }
    }
    if (enableoffset==1){

    translate([0,boxInteriorDepth * 1.5,-boxInteriorHeight + boxWallThickness/2 ])union(){

            translate([0,0,boxInteriorHeightCombined/2 - boxWallThickness]) roundCornersCube(boxInteriorWidth - 0.5,boxInteriorDepthCombined,boxLidThickness + 0.01,partChamferRadius);
        translate([0,boxInteriorDepth/2 + boxWallThickness/2,boxInteriorHeightCombined/2 - boxWallThickness]) rotate([0,90,0]) cylinder_outer(boxInteriorWidthCombined ,boxLidThickness/2,360);
     if (enablelidwords==1){
        translate([-boxInteriorWidthCombined/2 + 7 + LidTextXOffset,-5  + LidTextYOffset,boxInteriorHeightCombined/2-boxWallThickness/2 ]) scale([LidTextXSize,LidTextYSize,LidTextZSize]) drawtext(wordsToPrint);
     }
        }

        } else {
            union(){

            translate([0,0,boxInteriorHeightCombined/2 - boxWallThickness]) roundCornersCube(boxInteriorWidth - 0.5,boxInteriorDepthCombined,boxLidThickness + 0.01,partChamferRadius);
        translate([0,boxInteriorDepth/2,boxInteriorHeightCombined/2 - boxWallThickness]) rotate([0,90,0]) cylinder_outer(boxInteriorWidthCombined ,boxLidThickness/2,360);
                if (enablelidwords==1){
                    translate([-boxInteriorWidthCombined/2 + 7 + LidTextXOffset,-5  + LidTextYOffset,boxInteriorHeightCombined/2-boxWallThickness/2 ]) scale([LidTextSize,LidTextSize,LidTextSize]) drawtext(wordsToPrint);
                }
                }
            }

};

e3dBox();
```


[User]
Hey, I'm looking to create a parametric cookie cutter generator in OpenSCAD, and I'd like it to be able to handle a variety of text symbols. I've got some specific requirements and a basic idea of the structure I'm going for.

Essentially, the user should be able to specify:

*   The text symbol to be used for the cutter (e.g. "π", "∫", "∑", or any symbol).
*   Whether or not to include internal supporting lines for symbols with enclosed spaces (like 'o', 'a', '∂').
*   The angle of these support lines.
*   The font to use for the symbol, and include font styles (like "Times New Roman:style=Bold").
*  The size of the letter (font size).

The basic structure should be something like this:

1.  A module called `solid()` should extrude the specified text to create the basic shape of the symbol. It should be mirrored along the X axis.
2. A module named `OuterShape()` should take the output of `solid()` and minkowski sum it with a cylinder to create the outer shape of the cookie cutter. The cylinder should be relatively small, something like 2mm in diameter and 8mm tall.
3.  A module `Cutter()` should combine the outer shape with a boolean intersection that acts as a support for the cookie cutter itself (so that the dough doesn't stick inside when cutting). This intersection consists of a scaled cube and a minkowski sum between a `solid` object and a larger cylinder. It should also have a subtraction to generate a "handle" which goes down.
4. A module `Lines()` is needed to make the supporting lines. It should take the outer shape, and intersect it with a series of scaled cubes rotated and translated along the Y axis.
5.  The whole thing should use a parametric `letter_size` variable, so you can scale up or down the whole thing, using that to set `size` of the text.
6.  The user should be able to toggle the lines on/off using a `lines` variable. The `lines_angle` variable should control the angle of the lines.

I'd also like to have the `text` variable defined at the top as well, and also the option to define the font via a `font` variable.

Could you also make sure that the code uses `$fn` for circles to improve rendering times?

I think that's everything. Let me know if you have any questions.

[Assistant]
SymbolsCutter.scad:
```
// The symbol to make a cookie cutter.
// You can copy/paste from a text editor. Any symbol from the font allowed (e.g. "∫∞∑Ω℮π→")
text="π";
// Put 1 if you want to have supporting lines for the inner holes.
// It is necessary for symbols like 'o', 'a'. Symbols without inner holes don't need it ('s', 't',...)
lines=0;
// Angle of the supporting lines
lines_angle=45;

// The font you want to use. You can change style like that: "Times New Roman:style=Bold". There are a lot of fancy symbols in the "Symbol" font.
font = "Times New Roman";

// The letter size. If you have a problem cutting dough, use larger font.
letter_size = 48;

module solid()
mirror([1,0,0])
linear_extrude(height = 5, convexity = 10) {
projection(cut=false)
letter(text);
}

$fn=16;

module letter(l) {
    linear_extrude(height = 1, convexity = 10) {

        text(l, size = letter_size, font = font, halign = "center", valign = "center", $fn = 32);
    }
}

module OuterShape()
        minkowski()
        {
            solid();
            cylinder(d=2, h=8);
        }

module Cutter()
difference()
{
    union()
    {
        OuterShape();
        intersection()
        {
            scale([500,500,4])
            cube(1, center=true);

            minkowski()
            {
                solid();
                //sphere(1);
                cylinder(d=10, h=2);
            }
        }
    }
    translate([0,0,-5])
    scale([1,1,20])
    solid();
}

module Lines()
{
    intersection()
    {
        rotate([0,0,lines_angle])
        for(i=[-50:15:50])
        translate([-200,i,0])
        scale([400,3,2])
        cube(1);

        OuterShape();
    }
}

if(lines==1)
{
    Lines();
}
Cutter();

```


[User]
I'd like to generate a 3D model of a star-like shape using OpenSCAD. I want to be able to control several parameters.

First, the star will be built by rotating a base shape around the z-axis. The base shape is a five-sided polygon, but it is not a regular pentagon. This base shape should be extruded upwards.

Specifically, I want these parameters to be adjustable:

*   **`k`**: The number of points in the star (and also the number of times the base shape is rotated). The default value should be 5.
*   **`high`**: The height of the extrusion. The default is 30.
*   **`r1`**: The radius of the points closest to the center. The default value should be 50.
*  **`r2`**: The radius of the outer points. The default value should be 100.

The base shape itself is defined by the following vertices (in a 2D plane and then extruded up): `[0,0,0]`, `[0,0,high]`, `[r1*cos(alpha), r1*sin(alpha), 0]`, `[r2,0,0]`, `[r1*cos(alpha), -r1*sin(alpha), 0]`, where `alpha = 360/k`.

The faces of the base shape should be defined by the following: `[[0,1,4],[0,2,1],[1,3,4],[1,2,3],[0,4,2],[4,3,2]]`.

I believe that should generate a star shape. Could you provide the OpenSCAD code for this parametric design?

[Assistant]
zvezda1.scad:
```
k=5;//[3:1:20]
alpha=360/k;
high=30;//[1:1:100]
r1=50;//[1:1:100]
r2=100;//[1:1:100]
for (i=[0:alpha:360]){
rotate(a=i,v=[0,0,1]){
polyhedron(
points=[[0,0,0],[0,0,high],[r1*cos(alpha),r1*sin(alpha),0],[r2,0,0],[r1*cos(alpha),-r1*sin(alpha),0]],
faces=[[0,1,4],[0,2,1],[1,3,4],[1,2,3],[0,4,2],[4,3,2]]
);
  }
    }
```


[User]
I'm looking to create a tool to help remove bed clips from my BigBox 3D printer. The existing ones sometimes get bent or broken, leaving a sharp, difficult-to-grab edge. I've got a starting point in mind but need a parametric design that I can customize further.

Basically, I want a rectangular block with a hole in it that the bed clip's edge can slide into. This hole needs to be a specific size, slightly wider than the clip's thickness, and there needs to be a little extra "lip" around the hole so the tool can grab onto the clip. I also need a cutout in the top of this block, so that I can slide the tool past the clip to the flat part, I assume this cut out can be square-shaped.

Specifically, I need the following parameters:

*   `holeWidth`: The width of the main hole. Default value of 13.15mm.
*   `holeHeight`: The height of the main hole. Default value of 0.9mm.
*   `holeDepth`: The depth of the main hole. Default value of 5mm.
*   `surround`: How much the block extends beyond the hole. Default value of 2mm on all sides.
*  `cutoutWidth`: The width of the rectangular cut-out on the top, used to slide the tool past the clip. Default value of 3mm.
*   `cutoutDepth`: The depth of the cutout in the z direction - should be at least equal to `holeHeight`. Default value equal to `holeHeight`.
* `cutoutOffset`: The horizontal offset of the cutout. Default value should be a little less than half of surround, perhaps 0.5mm less.

Could you generate the OpenSCAD files necessary for this? I'd like to be able to adjust all those parameters. I'm not sure if there are any good libraries for this, so I'd be happy to hear suggestions. I don't really expect anything in addition to the basic OpenSCAD libraries (e.g. `difference()` `cube()` and `translate()`) to be used.

[Assistant]
BedClipCaps.scad:
```
holeWidth = 13.15;
holeHeight = 0.9;
holeDepth = 5;
surround=2;

difference() {
    cube([holeWidth+surround, holeDepth+surround, holeHeight+surround], center=true);
    translate([0,surround/2+0.01,0])
    cube([holeWidth, holeDepth, holeHeight], center=true);
    translate([0,surround/2+0.01-0.5,0])
    cube([3, holeDepth+1, holeHeight], center=true);
}
```


[User]
I'm looking to create a customizable name plaque that can stand up on its own. The plaque should have a rectangular base and a tilted face where the name is displayed.

Here are the parameters I'd like to control:

*   **Text:**
    *   `name`: The text to display on the plaque (a string).
    *   `font_size`: The size of the text.
    *   `text_font`: The font for the text (e.g., "Arial").

*   **Plaque Dimensions:**
    *   `plaque_Width`: The width of the plaque's base (in inches). If I want just the letters I'd put 0.
    *   `plaque_Height`: The height of the plaque (in inches).
    *   `plaque_interior_angle`: The angle of the tilted face in degrees (0-360).

I'd like the base of the plaque to be a simple rectangular prism and the tilted face will be another rectangle of the same dimensions, rotated and translated to create the angled display. The text should be extruded and sit on the tilted face.

I'd like the overall design to be created using OpenSCAD. Please make sure everything is parametric so that these values can be easily modified. Could you handle the conversion from inches to millimeters within the code by including `inch = 25.4*1` so that I can input in inches? No need for libraries on this one.

[Assistant]
StandingPlaque_v.2.scad:
```
/* [text] */
//type the name you want on the plaque here
name = "name here";

//The size the letters are
font_size = 12;//[1:50]

//Note: not all fonts may work
text_font = "Arial";

/* [plaque] */

//How wide do you want it (in inches), if you just want the letters put 0
plaque_Width=4;

//How tall do you want it (in inches)
plaque_Height=1.5;

//What angle do you want it at?
plaque_interior_angle = 30;//[0:360]

inch = 25.4*1;//my favorite variable

plaque_width = plaque_Width*inch;
plaque_height = plaque_Height*inch;
rotate([90,90,0]){
	translate([-plaque_width/2,0,0]){
		translate([0,.5*(plaque_height-plaque_height*cos(plaque_interior_angle)),-.5*plaque_height*sin(plaque_interior_angle)]) {
			rotate([plaque_interior_angle,0,0]) {
				cube([plaque_width,plaque_height,2], center = true);
				}
		}
		cube([plaque_width,plaque_height,2], center = true);

		linear_extrude(height = 2, convexity = 10){
			translate([-(len(name)+.75)*font_size/3,-font_size/3,.75]){
				text(name, font = text_font, size = font_size);
			}
		}
	}
}
```


[User]
Okay, I'm looking to create a customizable support for drinking glasses, something to make them easier to hold, and I'd like to use OpenSCAD to do it. I've got some basic ideas and parameters in mind. I've also attached an existing SCAD file with a partially completed design, called `support_verre.scad`, that might give you a good starting point.

Essentially, the design consists of two main parts: a base that cradles the glass and a handle attached to the side. The base should be a truncated cone, essentially a cylinder with different diameters at the top and bottom. I need to be able to adjust the bottom diameter, the top diameter, and the overall height of this cone. I also need a parameter for the thickness of the base material, this needs to be a difference between minkowski objects to get the inside and outside of the support.

The handle is more complex. It should attach to the side of the conical base, curve upwards, then back down, forming a C-shape. I'd like several parameters for this handle: the overall height of the handle from the base (separate from the base's height), the total width of the handle, a parameter to control the radius of the rounded curves in the handle, the length of the "appui" or flat section at the end of the C-shape and finally a parameter to control the width of the handle itself. This handle should be created using a series of `mini3D` calls to create the different sections.

I'm also thinking that the handle design can be thought of as a series of connected cylinders, and that `mini3D` module will likely be helpful here. The curves should ideally be constructed using arcs of circles. It might be helpful to have a reusable module for this, too, to reduce code duplication. All of the handle components should use the thickness parameter from the main support to control how thick each part is.

Also, it is likely that there will be several parameters that can be calculated based on other parameters, these should not be exposed to the user. For example the `coeff_dir` of the conical base.

Finally, I'd like all of this to be controlled through parameters at the top of the file so it can be easily customized, so let's do a full parametric design using those variables. I'm imagining a main module at the bottom of the file called something like `support_de_verre` that constructs the whole object by combining the base and the handle.

[Assistant]
support_verre.scad:
```

diametre_bas=50;
diametre_haut=80;
hauteur=100;
epaisseur=4;

hauteur_main=120;
largeur_main=25;
rayon_raccordement=10;
longueur_appui=20;
largeur_anse=50;

//epaisseur_mini=0.1;
precision=30;
$fn=precision;

function distance(v1,v2)=sqrt((v2[0]-v1[0])*(v2[0]-v1[0])+(v2[1]-v1[1])*(v2[1]-v1[1]));
function new_atan(v1,v2) = (v2[0]>=v1[0]) ?
    90-atan((v2[1]-v1[1])/(v2[0]-v1[0])) : -90-atan((v2[1]-v1[1])/(v2[0]-v1[0]));

coeff_dir=(2*hauteur)/(diametre_haut-diametre_bas);
theta=atan(coeff_dir);
haut=hauteur_main-rayon_raccordement*(1-cos(theta));
x_zero=epaisseur+(diametre_bas/2)+(haut/coeff_dir);
x_un=x_zero+rayon_raccordement*sin(theta);
x_deux=x_zero+largeur_main+rayon_raccordement;
largeur_arc_to_arc=largeur_main-rayon_raccordement*(1+sin(theta));

/*
module mini3D(v1,v2){
    translate([v1[0],0,v1[1]]) rotate([0,new_atan(v1,v2),0])
            cylinder(r=epaisseur_mini,h=distance(v1,v2));
}
*/
/*
module anse_aux_2() {
    union(){
        translate([0,-(largeur_anse-epaisseur)/2,-epaisseur/2])
            cylinder(r=epaisseur/2,h=epaisseur);
        cube([epaisseur,largeur_anse-epaisseur,epaisseur],center=true);
        translate([0,(largeur_anse-epaisseur)/2,-epaisseur/2])
            cylinder(r=epaisseur/2,h=epaisseur);
    }
}
*/

module mini3D(v1,v2){
    dis=distance(v1,v2);
    translate([v1[0],0,v1[1]]) rotate([0,new_atan(v1,v2),0])
        union(){
            translate([0,-(largeur_anse-epaisseur)/2,0])
                cylinder(r=epaisseur/2,h=dis);
            translate([0,0,distance(v1,v2)/2])
                cube([epaisseur,largeur_anse-epaisseur,dis],center=true);
            translate([0,(largeur_anse-epaisseur)/2,0])
                cylinder(r=epaisseur/2,h=dis);
    }
}

module arc_de_cercle_aux(x_centre,y_centre,rayon,theta_1,theta_2,prec,i){
    if (i<prec)
        union(){
        mini3D([x_centre+rayon*cos(theta_1+i*(theta_2-theta_1)/prec),
                y_centre+rayon*sin(theta_1+i*(theta_2-theta_1)/prec)],
               [x_centre+rayon*cos(theta_1+(i+1)*(theta_2-theta_1)/prec),
                y_centre+rayon*sin(theta_1+(i+1)*(theta_2-theta_1)/prec)]);
        arc_de_cercle_aux(x_centre,y_centre,rayon,theta_1,theta_2,prec,i+1);
            };
 }
module arc_de_cercle(x_centre,y_centre,rayon,theta_1,theta_2,prec){
     arc_de_cercle_aux(x_centre,y_centre,rayon,theta_1,theta_2,prec,0);}
/////////////////////////////////////////////////////////////////////////////////////

module support_aux() {
    cylinder(h=hauteur,d1=diametre_bas,d2=diametre_haut);
}

module support() {

    difference(){
        minkowski(){support_aux();sphere(epaisseur);};
        support_aux();
        translate ([0,0,hauteur+epaisseur/2])
            cube([diametre_haut+2*epaisseur,diametre_haut+2*epaisseur,epaisseur],
                        center=true);}
}

/////////////////////////////////////////////////////////////////////////////////////

module raccord() {
    coeff_dir=(2*hauteur)/(diametre_haut-diametre_bas);
    theta=atan(coeff_dir);
    haut=hauteur_main-rayon_raccordement*(1-cos(theta));
    mini3D([epaisseur+diametre_bas/2,0],[epaisseur+(diametre_bas/2)+(haut/coeff_dir),haut]);
}
module rayon_raccord_1() {
    arc_de_cercle(x_zero+rayon_raccordement*sin(theta),hauteur_main-rayon_raccordement,         rayon_raccordement,90,90+theta,precision);
}
module tranche_main() {
    mini3D([x_un,hauteur_main],[x_un+largeur_arc_to_arc,hauteur_main]);
}
module rayon_raccord_2() {
    arc_de_cercle(x_zero+largeur_main-rayon_raccordement,hauteur_main-rayon_raccordement,
        rayon_raccordement,0,90,precision);
}
module hauteur_anse() {
    mini3D([x_zero+largeur_main,hauteur_main-rayon_raccordement],
        [x_zero+largeur_main,rayon_raccordement-epaisseur/2]);
}
module rayon_raccord_3() {
    arc_de_cercle(x_deux,rayon_raccordement-epaisseur/2,rayon_raccordement,180,270,precision);
}
module appui() {
   mini3D([x_deux,-epaisseur/2],[x_deux+longueur_appui,-epaisseur/2]);
}
module anse_aux() {
    raccord();
    rayon_raccord_1();
    tranche_main();
    rayon_raccord_2();
    hauteur_anse();
    rayon_raccord_3();
    appui();
}
module anse() {
    //minkowski(){anse_aux();cube([epaisseur,largeur_anse,epaisseur],center=true);};
    anse_aux();
}
/////////////////////////////////////////////////////////////////////////////////////

module support_de_verre(){
    support();
    translate([-epaisseur/2,0,0])anse();
}
/////////////////////////////////////////////////////////////////////////////////////

support_de_verre();

```


[User]
I need a parametric effector design for a delta 3D printer, along with a bracket to mount an E3D V6 hotend. I'm hoping to make this really configurable so I can easily tweak dimensions. I've got a design that I had printed through 3dhubs, but I'd like to be able to adjust it myself.

Here are the basic parameters I need to control:

*   `separation`: Distance between the ball joint mounting faces (currently 40mm)
*   `offset`: Distance from the effector center to the rod centerline, which matches `DELTA_EFFECTOR_OFFSET` in Marlin (currently 20mm)
*   `mount_radius`: Radius of the circle formed by the hotend mounting screws (currently 12.5mm, should be adjustable for both 25mm and other mounts)
*   `hotend_radius`: Radius of the hole for the hotend (currently 8.25mm, the J-Head diameter is 16mm, this should allow for slightly larger hotends if needed, including screw-on heatbreaks)
*  `push_fit_height`: Length of the brass threaded insert that's pushed into the plastic for the PTFE tube (currently 6.25mm, but should be able to make it smaller if needed, like 3mm), it's the height of the brass insert within the effector; the length of the brass tube should not be included
*  `push_fit_radius`: Radius of the hole for the push fit connector (currently 6mm, large enough for a hex on a PC04-01 type connector)
*   `eff_height`: Height of the effector (currently 8mm)
*   `eff_recess`: Depth of the hotend recess within the effector (currently 1.5mm)
*   `bracket_height`: Height of the bracket (currently 6mm)
*   `bracket_radius`: Radius of the cylinder portion of the bracket that surrounds the hotend (currently 6.25mm, adjustable for different hotend diameters)
*   `bracket_recess`: Depth of the hotend recess within the bracket (currently 1.5mm)
*   `cone_r1`: Radius of the cone at its smallest point on the arm mount (currently 2.5mm)
*   `cone_r2`: Radius of the cone at its largest point on the arm mount (currently 14mm)

The design should include:

*   **Effector:**
    *   A main cylinder with a given `offset`, height, and filleted edges on the arms.
    *   Three arms extending outwards from the main cylinder.
    *   Each arm needs a mounting point for the ball joints, with the option to screw on M3 nuts. It should have a cone for support of the ball joints.
    *   A push fit connector hole, to fit PC04-01 type tube connectors and similar.
    *   A recess for the hotend to sit in.
    *   Mounting holes for securing the hotend to the effector.
*   **Bracket:**
    *   A main cylinder to match the effector.
    *   A cut out to accept the hotend and the hotend's heatsink.
    *   A recess to allow the hotend to sit in.
    *   Mounting holes to secure the hotend to the bracket.

I also need an E3D V6 heat sink model. You can assume it's roughly this shape:

*   `rim_radius`: Radius of the top and bottom rims of the heatsink (currently 8mm)
*   `center_radius`: Radius of the main heatsink body (currently 5mm)
*   `rim_catch_radius`: Radius of the heatsink area that fits into the bracket (currently 6mm)
*   `rim_height_top`: Height of the top rim (currently 3.7mm)
*   `rim_height_bottom`: Height of the bottom rim (currently 3mm)
*   `center_height`: Height of the heatsink section that fits into the bracket (currently 6mm)
*   `heatsink_total_height`: Total height of the heat sink (currently 42.7mm)
*   `heatsink_height`: Height of the heatsink fins (currently 26mm)
*   `fin_height`: Height of the individual heatsink fins (currently 1mm)
*   `fin_space`: Spacing between heatsink fins (currently 2.5mm)
*   `fin_radius`: Radius of the heatsink fins (currently 11.15mm)
*   `heatbreak_radius`: Radius of the heatbreak (currently 2.1mm)

I will be using the MCAD library for M3 and M5 bolts, so you can assume that's included. I'd like to be able to render the assembled effector, bracket, and heatsink for visualization, as well as have each part separately for printing. Also, I'd like the parts in their appropriate orientation. The effector should be upside down, with the bracket also upside down and directly below it, and the heat sink resting on top of the bracket. Please write the entire thing from scratch, and generate any necessary SCAD files for libraries, but you can assume I already have the standard MCAD library installed and do not need that to be included in your output.

Thanks!

[Assistant]
effector-with-bracket.scad:
```
include <configuration.scad>;

separation = 40;  // Distance between ball joint mounting faces.
offset = 20;  // Same as DELTA_EFFECTOR_OFFSET in Marlin. (center to rod centerline)
mount_radius = 12.5;  // Hotend mounting screws, standard would be 25mm.
hotend_radius = 8.25;  // Hole for the hotend (J-Head diameter is 16mm)
push_fit_height = 6.25;  // Length of brass threaded into printed plastic. may need to minimize to 3mm, (height-push_fit_height=hotend recess distance)
push_fit_radius = 6;    //increased to 6 for hex on ptfe tube quick connect(PC04-01)
eff_height = 8;
eff_recess = 1.5;  //decreased to 1.5 to enhance clamping
bracket_height = 6;
bracket_radius = 6.25; //increased to 6.25 for better fit
bracket_recess = 1.5;  //decreased to 1.5 to enhance clamping
cone_r1 = 2.5;
cone_r2 = 14;

//e3d heat sink
rim_radius = 8;
center_radius = 5;
rim_catch_radius = 6;
rim_height_top = 3.7;
rim_height_bottom = 3;
center_height = 6;
heatsink_total_height = 42.7;
heatsink_height = 26;
fin_height = 1;
fin_space = 2.5;
fin_radius = 11.15;
heatbreak_radius = 2.1;

/////////////////////////////////////////////////////////////////////////
//renders FOR PRINT FILE
//translate([0, 0, eff_height/2]) effector();
//translate([0, offset*2+10, bracket_height/2]) rotate([180, 0, 0]) bracket();

/////////////////////////////////////////////////////////////////////////
//render FOR FULL BUILD

translate([0, 0, heatsink_total_height+(eff_height/2)-(eff_height-push_fit_height)])
rotate([180, 0, 0])
effector();

translate([0, 0, (bracket_height/2)+heatsink_total_height-bracket_height-rim_height_top+bracket_recess])
rotate([180, 0, 0])
bracket();

Jhead();

///////////////////////////////////////////////////////////////////////
//effector module
module effector() {
    color( "cyan", 1)
  difference() {
    union() {
      //main cylinder
      cylinder(r=offset-3, h=eff_height, center=true, $fn=60);
      for (a = [60:120:359]) rotate([0, 0, a]) {
	rotate([0, 0, 30]) translate([offset-2, 0, 0])
	  cube([10, 13, eff_height], center=true);
	for (s = [-1, 1]) scale([s, 1, 1]) {
	  translate([0, offset, 0]) difference() {
	    intersection() {
	      cube([separation, 40, eff_height], center=true);
	      translate([0, -4, 0]) rotate([0, 90, 0])
		cylinder(r=10, h=separation, center=true);
	      translate([separation/2-7, 0, 0]) rotate([0, 90, 0])
		cylinder(r1=cone_r2, r2=cone_r1, h=14, center=true, $fn=24);
	    }
	    rotate([0, 90, 0])
	      cylinder(r=m3_radius, h=separation+1, center=true, $fn=12);
	    rotate([90, 0, 90])
	      cylinder(r=m3_nut_radius, h=separation-24, center=true, $fn=6);
	  }
        }
      }
    }
    //push fit hole
    cylinder(r=push_fit_radius, h=eff_height*2, center=true);
    //hotend recess
    translate([0, 0, eff_height/2-eff_recess])
      cylinder(r=hotend_radius, h=eff_height, $fn=36);
    //mounting holes
    translate([0, 0, -6]) # import("m5_internal.stl");
    for (a = [0:60:359]) rotate([0, 0, a]) {
      translate([0, mount_radius, 0])
	cylinder(r=m3_wide_radius, h=2*eff_height, center=true, $fn=12);
    }
  }
}

///////////////////////////////////////////////////////////////////////
//bracket module
module bracket()  {
    color( "aquamarine", 1)
    difference() {
      cylinder(r=offset-3, h=bracket_height, center=true);
        union()  {
            //bracket catch opoening
            rotate([0, 0, 90])
            translate([offset, 0, 0])
            cube([offset*2, bracket_radius*2, bracket_height*2], center=true);
            //hotend recess
            translate([0, 0, (-(bracket_height+bracket_height/2)+bracket_recess)])
            cylinder(r=hotend_radius, h=bracket_height*2, center=true);
            //bracket catch (12mm diameter on e3d jhead v6)
            cylinder(r=bracket_radius, h=bracket_height*2, center=true);
            //mounting holes
            translate([0, 0, -6]) # import("m5_internal.stl");
            for (a = [0:60:359]) rotate([0, 0, a]) {
            translate([0, mount_radius, 0])
                cylinder(r=m3_wide_radius, h=2*eff_height, center=true, $fn=12);
            }
        }
        }
    }

///////////////////////////////////////////////////////////////////////
//e3d j head v6 heat sink module
module Jhead () {
    color( "orange", 1)
    difference() {
        union() {
        //center solid
        cylinder(r=center_radius, h=heatsink_total_height);
        //top mounting rim
        translate([0, 0, heatsink_total_height-rim_height_top])
        cylinder(r=rim_radius, h=rim_height_top);
        //mounting center
        translate([0, 0, heatsink_total_height-center_height-rim_height_top])
        cylinder(r=rim_catch_radius, h=center_height);
        //bottom mounting rim
        translate([0, 0, heatsink_total_height-rim_height_top-center_height-rim_height_bottom])
        cylinder(r=rim_radius, h=rim_height_bottom);
        //rim fin
        translate([0, 0, heatsink_total_height-rim_height_top-center_height-rim_height_bottom-fin_space])
        cylinder(r=rim_radius, h=fin_height);
        //heat sink fins
        for (i =[0:fin_space:heatsink_height])  {
            translate([0, 0, i])
            cylinder(r=fin_radius, h=fin_height);;
        }
        }
        translate([0, 0, heatsink_total_height-(rim_height_top+center_height+rim_height_bottom)])
        cylinder(r=3.175, h=rim_height_top+center_height+rim_height_bottom+1);
        translate([0, 0, -1])
        cylinder(r=heatbreak_radius, h=heatsink_total_height+1);
    }
}

/////////////////////////////////
//aro bracket file import below
*translate([0, 0, 0])
import("C:\\Program Files\\OpenSCAD\\libraries\\MCAD\\aro.stl", convexity=10);

```


[User]
Okay, I'm looking to design a new effector for a delta 3D printer, specifically one that can mount three hotends. I have some basic dimensions I'd like to use as starting points.

First, I need a central effector body that has mounting points for three arms and three hotends. The effector will be a central cylinder with a few cutouts and mounting holes. The basic parameters I'm thinking of are:

*   `separation = 40;` This is the distance between the ball joint mounting faces (not really relevant to the central body, but needed later)
*   `offset = 33;` This is the distance from the effector center to the center of the rod connection points.
*   `eff_height = 8;` This is the height of the main central cylinder.
*   `eff_recess = 1.5;` This will create a recess for the hotend, enhancing the clamping force.
*   `dual_oc_spacing = 27;` This is the spacing between the centers of the two hotends on each arm (note that there will be 3 arms, each with 2 hotends).
*   `push_fit_radius = 6;` Radius for the hole where the PTFE tube quick-connect fittings will go.
*   `hotend_radius = 8.25;` This is the radius of the hole for the hotend itself. (Note that the heat break is narrower, but it's just a hole for the larger diameter of the heat sink.)
*   `mount_radius = 12.5;` This is the radius of the circle that the mounting screws (M3) for the hotend will lie on.

I'd like the effector body to have three arms that extend out from the central cylinder, equally spaced around it. Each of these arms should have two holes for the hotends at the `dual_oc_spacing`.  These arms will also have mounting features for the ball joints. The connections for the ball joints should have a cylindrical cutout and use an M3 bolt with a recessed nut. I think it's best for this design to be built with a triangle configuration to increase the rigidity of the effector head.

Then I'll also need a bracket that clamps onto the hotend heat sink that has a matching mounting feature for each of the ball joints. This part will clamp onto the hotend itself. I would like parameters for these:
*   `bracket_height = 6;` The height of the bracket
*   `bracket_offset = 20;` I think this is the distance from the center of the hotend to the center of the mounting feature for the ball joint.
*   `bracket_radius = 6.25;`  Radius of the circle for the bracket itself.
*   `bracket_recess = 1.5;` Recess for the heat sink, which enhances the clamping force.

The heat sink has some specific dimensions which I would like to parameterize:
*   `rim_radius = 8;` The outer radius of the heat sink's rims.
*   `center_radius = 5;` The radius of the main central cylinder of the heat sink.
*   `rim_catch_radius = 6;` Radius of the catch rim that interacts with the bracket.
*    `rim_height_top = 3.7;` The height of the upper rim of the heat sink.
*    `rim_height_bottom = 3;` The height of the lower rim of the heat sink.
*    `center_height = 6;` The height of the center catch feature of the heat sink.
*    `heatsink_total_height = 42.7;` The total height of the heat sink assembly.
*    `heatsink_height = 26;` Height of the main fins.
*    `fin_height = 1;` Height of each fin.
*    `fin_space = 2.5;` Spacing between fins.
*    `fin_radius = 11.15;` Radius of the fins.
*    `heatbreak_radius = 2;` Radius of the central bore.

Could you generate the necessary OpenSCAD files? I'd like a separate file for each part and a main file to assemble it all and have it parametric so I can adjust all of those values easily. Please make use of the `m3_internal.stl` and the `m5_internal.stl` files that I see in the BOLTS library.

[Assistant]
effector-with-bracket_TRI_HEAD.scad:
```
include <configuration.scad>;

separation = 40;  // Distance between ball joint mounting faces.
offset = 33;  // Same as DELTA_EFFECTOR_OFFSET in Marlin. (center to rod centerline)
mount_radius = 12.5;  // Hotend mounting screws, standard would be 25mm.
hotend_radius = 8.25;  // Hole for the hotend (J-Head diameter is 16mm)
push_fit_height = 6;  // Length of brass threaded into printed plastic. may need to minimize to 3mm, (height-push_fit_height=hotend recess distance)
push_fit_radius = 6;    //increased to 6 for hex on ptfe tube quick connect(PC04-01)
eff_height = 8;
eff_recess = 1.5;  //decreased to 1.5 to enhance clamping
bracket_height = 6;
bracket_offset = 20;
bracket_radius = 6.25; //increased to 6.25 for better fit
bracket_recess = 1.5;  //decreased to 1.5 to enhance clamping
cone_r1 = 2.5;
cone_r2 = 14;

//dual head variables
dual_oc_spacing = 27;

//e3d heat sink dimensions
rim_radius = 8;
center_radius = 5;
rim_catch_radius = 6;
rim_height_top = 3.7;
rim_height_bottom = 3;
center_height = 6;
heatsink_total_height = 42.7;
heatsink_height = 26;
fin_height = 1;
fin_space = 2.5;
fin_radius = 11.15;
heatbreak_radius = 2;

/////////////////////////////////////////////////////////////////////////
//renders FOR PRINT FILE

/*
effector();
for (a = [0:120:359])
{
    rotate([0, 0, a])
    translate([0, offset+13, bracket_height/2])
    rotate([180, 0, 0])
    bracket();
}
*/

/////////////////////////////////////////////////////////////////////////
//render FOR FULL BUILD
rotate([0, 0, 60])
translate([0, 0, eff_height/2])
effector();

for (i = [0:120:359])
{
    rotate([0, 0, i])
    translate([0, -dual_oc_spacing/2, bracket_height/2+eff_height+rim_height_top-eff_recess-bracket_recess])
    bracket();
}

for (j = [0:120:359])
{
    rotate([0, 0, j])
    translate([0, -dual_oc_spacing/2, heatsink_total_height+eff_height-eff_recess])
    rotate([180, 0, 0])
    Jhead();
}

////////////////////////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////////
//effector module
module effector() {
    color( "cyan", 1)
    difference()
    {
    union()
        {
      //main cylinder
      cylinder(r=offset-3, h=eff_height, center=true, $fn=60);
      for (a = [60:120:359]) rotate([0, 0, a])
          {
	//rotate([0, 0, 30]) translate([offset-2, 0, 0])
	  //cube([10, 15, eff_height], center=true);
	for (s = [-1, 1]) scale([s, 1, 1])
        {
	  translate([0, offset, 0]) difference()
        {
	    intersection()
            {
            cube([separation, 40, eff_height], center=true);
            translate([0, -4, 0]) rotate([0, 90, 0])
            cylinder(r=10, h=separation, center=true);
            translate([separation/2-7, 0, 0]) rotate([0, 90, 0])
            cylinder(r1=cone_r2, r2=cone_r1, h=14, center=true, $fn=24);
            }
	    rotate([0, 90, 0])
	      cylinder(r=m3_radius, h=separation+1, center=true, $fn=12);
	    rotate([90, 0, 90])
	      cylinder(r=m3_nut_radius, h=separation-24, center=true, $fn=6);
        }
        }
            }
        }
    rotate([0, 0, 90])  //rotate dual mount around centerline
        {
        for (k = [0:120:359])
        {
            rotate([0, 0, k])
            //Hotend #1
            translate([dual_oc_spacing/2, 0, 0])
            {
            //push fit hole
            cylinder(r=push_fit_radius, h=eff_height*2, center=true);
            //hotend recess
            translate([0, 0, eff_height/2-eff_recess])
              cylinder(r=hotend_radius, h=eff_height, $fn=36);
            //mounting holes
            translate([0, 0, -6]) # import("m5_internal.stl");
            rotate([0, 0, 150])
                {
                    for (a = [0:60:299]) rotate([0, 0, a])
                    {
                    translate([0, mount_radius, 0])
                    cylinder(r=m3_wide_radius, h=2*eff_height, center=true, $fn=12);
                    }
                }
            }
        }

    }
  }
}

//
///////////////////////////////////////////////////////////////////////
//bracket module
module bracket()  {
    color( "aquamarine", 1)
    difference() {
      cylinder(r=bracket_offset-3, h=bracket_height, center=true);
        union()  {
            //bracket catch opoening
            rotate([0, 0, 90])
            translate([offset, 0, 0])
            cube([offset*2, bracket_radius*2, bracket_height*2], center=true);

            //trim bracket ends for tri head
            rotate([0, 0, -5]) //---------------------------------------------------
            translate([-bracket_offset, 0, -bracket_height])
            cube([bracket_offset, bracket_offset, bracket_height*2]);

            //end trim
            translate([-bracket_offset, bracket_offset/2+1, -bracket_height])
            cube([bracket_offset*2, bracket_offset, 15]);
            //hotend recess
            translate([0, 0, (-(bracket_height+bracket_height/2)+bracket_recess)])
            cylinder(r=hotend_radius, h=bracket_height*2, center=true);
            //bracket catch (12mm diameter on e3d jhead v6)
            cylinder(r=bracket_radius, h=bracket_height*2, center=true);
            //mounting holes
            translate([0, 0, -6]) # import("m5_internal.stl");
            for (a = [0:60:359]) rotate([0, 0, a]) {
            translate([0, mount_radius, 0])
            cylinder(r=m3_wide_radius, h=2*eff_height, center=true, $fn=12);

            }
        }
        }
    }

//
///////////////////////////////////////////////////////////////////////
//e3d j head v6 heat sink module
module Jhead () {
    color( "orange", 1)
    difference() {
        union() {
        //center solid
        cylinder(r=center_radius, h=heatsink_total_height);
        //top mounting rim
        translate([0, 0, heatsink_total_height-rim_height_top])
        cylinder(r=rim_radius, h=rim_height_top);
        //mounting center
        translate([0, 0, heatsink_total_height-center_height-rim_height_top])
        cylinder(r=rim_catch_radius, h=center_height);
        //bottom mounting rim
        translate([0, 0, heatsink_total_height-rim_height_top-center_height-rim_height_bottom])
        cylinder(r=rim_radius, h=rim_height_bottom);
        //rim fin
        translate([0, 0, heatsink_total_height-rim_height_top-center_height-rim_height_bottom-fin_space])
        cylinder(r=rim_radius, h=fin_height);
        //heat sink fins
        for (i =[0:fin_space:heatsink_height])  {
            translate([0, 0, i])
            cylinder(r=fin_radius, h=fin_height);;
        }
        }
        translate([0, 0, heatsink_total_height-(rim_height_top+center_height+rim_height_bottom)])
        cylinder(r=3.175, h=rim_height_top+center_height+rim_height_bottom+1);
        translate([0, 0, -1])
        cylinder(r=heatbreak_radius, h=heatsink_total_height+1);
    }
}

```


[User]
Hi, I'm looking to design a clip and hinge system for a project. I've already got some ideas and measurements, but I need help putting it all together in OpenSCAD. The goal is to be able to attach a cardboard panel to a wire rack, specifically to help reduce noise.

Here's the basic idea. I need a clip that will attach to the wire rack, and a hinge that attaches to the clip. The hinge will allow a cardboard panel to be connected and then either move out of the way or stay in place as needed.

**Clip Requirements:**

*   **Wire Lip:** The clip will attach to a wire rack with a specific wire diameter, which I'll call `wireWidth`. The lip of the clip will need to accommodate this, so I need to define the diameter of the wire that makes the lip of the clip (`wireWidth`) and the distance between the two outer edges of those wires (`lipWidth`).
*   **Flex Notch:** To make the clip easier to attach without breaking, I'd like to include a notch on the clip. This is controlled by a boolean variable called `doFlexNotch`.
*   **Width:** The clip itself will have a `width`. I need this parameter to control how wide the clip is.
*   **Other Parameters**: there are two more parameters in my original scad file called `_wire_spacing` and `_small_wire_width`. They don't seem to be used, could you remove them?

**Hinge Requirements:**

*   **Space Tolerance:** The hinge needs a small amount of space between its parts to move smoothly. This should be controlled with a `spaceTolerance` parameter.
*   **Pin Diameter:** The central pin of the hinge will have a diameter, `pinDiameter`.
*   **Barrel Thickness:** The walls of the hinge barrel will have a thickness, `barrelThickness`.
*   **Hinge Hole Diameter:** The hinge will need holes for some kind of rod or pin (I'm thinking maybe a bolt or zip tie), `hingeHoleDiameter`.
*   **Width:** Similar to the clip, the hinge should also have a width and should match the clip's width.

**General Requirements:**

*   **Parametric Design:** The design needs to be fully parametric so I can easily change dimensions.
*   **Units:** I'm working in millimeters.
*   **Modularity:** While I am looking to create a similar object to my code, I would like the clip and hinge to be in separate files, which I'll call `clip.scad` and `hinge.scad`.
*   **No External Libraries:** I'd prefer not to use external libraries for this project, keeping things simple for now.

I'm excited to see what you come up with. Let me know if you have any other questions!

[Assistant]
hinge_non_modular.scad:
```
// Diameter of the large wires that make up the lip
wireWidth=6.5;
// Add a notch in the clip so it has flex and doesn't break while putting it on
doFlexNotch=true;
// Distance between the outer edges of the two large wires that make up the lip
lipWidth=34.5;
// how wide the hinge and clip will be
width = 30;
// how much space to leave between hinge pieces
spaceTolerance=0.6;
// how big to make the pin of the hinge
pinDiameter=10;
// how thick the walls of the barrel will be
barrelThickness=3;
// Diameter of the holes in the hinge
hingeHoleDiameter=6;

module clip(_lip_width, _wire_radius, _do_flex_notch, _width, _wire_spacing, _small_wire_width) {
    difference() {
        cube([_wire_radius*4, _lip_width+(2*_wire_radius), _width]);
        translate([_wire_radius, _wire_radius*2, 0]) cube([_wire_radius*3, _lip_width-(2*_wire_radius), _width]);
        translate([_wire_radius*2, _wire_radius*2, 0]) cylinder(r=_wire_radius, h=_width, $fn=100);
        translate([_wire_radius*2,_lip_width, 0]) cylinder(r=_wire_radius, h=_width, $fn=100);
        if(_do_flex_notch) {
                translate([_wire_radius*2, _wire_radius*.9, 0]) cylinder(r=_wire_radius*0.3, h=_width, $fn = 100);
        }
        //comming soon
        if(_wire_spacing < _wire_radius) {
        }
    }
}
clip(lipWidth, wireWidth/2, doFlexNotch, width, wireSpacing, smallWireWidth);

module hinge(_space_tolerance,_pin_diameter, _barrel_thickness,_lip_width,_hinge_hole_diameter) {
    _barrelRadius = _pin_diameter/2+_barrel_thickness;
    _hingeY = _lip_width-_barrelRadius;
    _hingeX = -1*(_pin_diameter/2+_barrel_thickness + _space_tolerance);
    // clip part
    //bottom
    translate([_hingeX,_hingeY-_barrelRadius, 0])
        cube([_pin_diameter/2+_barrel_thickness+_space_tolerance,_pin_diameter+2*_barrel_thickness, width/3]);
    translate([_hingeX,_hingeY, 0])
        cylinder(r=_pin_diameter/2+_barrel_thickness, h=width/3, $fn=100);
    //top
    translate([_hingeX,_hingeY-_barrelRadius, 2*width/3])
        cube([_pin_diameter/2+_barrel_thickness+_space_tolerance,_pin_diameter+2*_barrel_thickness, width/3]);
    translate([_hingeX,_hingeY,  2*width/3])
        cylinder(r=_pin_diameter/2+_barrel_thickness, h=width/3, $fn=100);
    //shaft
    translate([_hingeX,_hingeY, 0])
        cylinder(r=_pin_diameter/2-_space_tolerance, h=width, $fn=100);
    //moving part
    difference() {
        union() {
            translate([_hingeX,_hingeY, width/3+_space_tolerance])
                cylinder(r=_pin_diameter/2+_barrel_thickness, h=width/3-2*_space_tolerance, $fn=100);
            translate([2*_hingeX+_barrel_thickness,0, width/3+_space_tolerance])
                cube([_pin_diameter,_lip_width-((_pin_diameter)/2+_barrel_thickness), width/3-2*_space_tolerance]);
            translate([2*_hingeX+_barrel_thickness,0, 0])
                cube([_pin_diameter,_lip_width-2*((_pin_diameter)/2+_barrel_thickness+_space_tolerance), width]);
        }
        translate([_hingeX,_hingeY, width/3])
            cylinder(r=_pin_diameter/2, h=width/3, $fn=100);
        translate([_hingeX*2+_barrel_thickness,_hingeY/3, width/3-_hinge_hole_diameter/2])
            rotate([0,90,0])
                cylinder(r=_hinge_hole_diameter/2,h=_pin_diameter,$fn=100);
        translate([_hingeX*2+_barrel_thickness,_hingeY/3, 2*width/3+_hinge_hole_diameter/2])
            rotate([0,90,0])
                cylinder(r=_hinge_hole_diameter/2,h=_pin_diameter,$fn=100);
    }

}
hinge(spaceTolerance,pinDiameter, barrelThickness, lipWidth, hingeHoleDiameter);
```