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LibFile: cubetruss.scad

Parts for making modular open-frame cross-braced trusses and connectors.

To use, add the following lines to the beginning of your file:

include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>

File Contents

  1. Section: Cube Trusses

  2. Section: Cubetruss Support

    • cubetruss_foot() – Creates a foot that can connect two cubetrusses. [Geom]
    • cubetruss_joiner() – Creates a joiner that can connect two cubetrusses end-to-end. [Geom]
    • cubetruss_uclip() – Creates a joiner that can connect two cubetrusses end-to-end. [Geom]

  3. Section: Cubetruss Primitives

Section: Cube Trusses

Module: cubetruss()

Synopsis: Creates a multi-cube straight cubetruss shape. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss_corner()

Usage:

  • cubetruss(extents, [clips=], [bracing=], [size=], [strut=], [clipthick=], ...) [ATTACHMENTS];

Description:

Creates a cubetruss truss, assembled out of one or more cubical segments.

Arguments:

By Position What it does
extents The number of cubes in length to make the truss. If given as a [X,Y,Z] vector, specifies the number of cubes in each dimension.
clips List of vectors pointing towards the sides to add clips to.
bracing If true, adds internal cross-braces. Default: $cubetruss_bracing (usually true)
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clips. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=3);



Example 2:

cubetruss() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=3, clips=FRONT);



Example 3:

cubetruss() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=3, clips=[FRONT,BACK]);



Example 4:

cubetruss() Example 4 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=[2,3]);



Example 5:

cubetruss() Example 5 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=[1,4,2]);



Example 6:

cubetruss() Example 6 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss(extents=[1,4,2], bracing=false);



Module: cubetruss_corner()

Synopsis: Creates a multi-cube corner cubetruss shape. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss()

Usage:

  • cubetruss_corner(h, extents, [bracing=], [size=], [strut=], [clipthick=]);

Description:

Creates a corner cubetruss with extents jutting out in one or more directions.

Arguments:

By Position What it does
h The number of cubes high to make the base and horizontal extents.
extents The number of cubes to extend beyond the corner. If given as a vector of cube counts, gives the number of cubes to extend right, back, left, front, and up in order. If the vector is shorter than length 5 the extra cube counts are taken to be zero.
bracing If true, adds internal cross-braces. Default: $cubetruss_bracing (usually true)
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clips. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_corner() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_corner(extents=2);



Example 2:

cubetruss\_corner() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_corner(extents=2, h=2);



Example 3:

cubetruss\_corner() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_corner(extents=[3,3,0,0,2]);



Example 4:

cubetruss\_corner() Example 4 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_corner(extents=[3,0,3,0,2]);



Example 5:

cubetruss\_corner() Example 5 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_corner(extents=[3,3,3,3,2]);



Module: cubetruss_support()

Synopsis: Creates a cubetruss support structure shape. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_support([size=], [strut=], [extents=]) [ATTACHMENTS];

Description:

Creates a single cubetruss support.

Arguments:

By Position What it does
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
extents If given as an integer, specifies the number of vertical segments for the support. If given as a list of 3 integers, specifies the number of segments in the X, Y, and Z directions. Default: 1.
By Name What it does
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_support() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support();



Example 2:

cubetruss\_support() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support(extents=2);



Example 3:

cubetruss\_support() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support(extents=3);



Example 4:

cubetruss\_support() Example 4 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support(extents=[2,2,3]);



Example 5:

cubetruss\_support() Example 5 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support(strut=4);



Example 6:

cubetruss\_support() Example 6 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_support(extents=2) show_anchors();



Section: Cubetruss Support

Module: cubetruss_foot()

Synopsis: Creates a foot that can connect two cubetrusses. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_foot(w, [size=], [strut=], [clipthick=]) [ATTACHMENTS];

Description:

Creates a foot that can be clipped onto the bottom of a truss for support.

Arguments:

By Position What it does
w The number of cube segments to span between the clips. Default: 1
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clips. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
$slop make fit looser to allow for printer overextrusion
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_foot() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_foot(w=1);



Example 2:

cubetruss\_foot() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_foot(w=3);



Module: cubetruss_joiner()

Synopsis: Creates a joiner that can connect two cubetrusses end-to-end. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_joiner([w=], [vert=], [size=], [strut=], [clipthick=]) [ATTACHMENTS];

Description:

Creates a part to join two cubetruss trusses end-to-end.

Arguments:

By Position What it does
w The number of cube segments to span between the clips. Default: 1
vert If true, add vertical risers to clip to the ends of the cubetruss trusses. Default: true
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clips. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
$slop Make fit looser by this amount to allow for printer overextrusion
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_joiner() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_joiner(w=1, vert=false);



Example 2:

cubetruss\_joiner() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_joiner(w=1, vert=true);



Example 3:

cubetruss\_joiner() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_joiner(w=2, vert=true, anchor=BOT);



Module: cubetruss_uclip()

Synopsis: Creates a joiner that can connect two cubetrusses end-to-end. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_uclip(dual, [size=], [strut=], [clipthick=]) [ATTACHMENTS];

Description:

Creates a small clip that can snap around one or two adjacent struts.

Arguments:

By Position What it does
dual If true, create a clip to clip around two adjacent struts. If false, just fit around one strut. Default: true
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clips. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
$slop Make fit looser by this amount
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_uclip() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_uclip(dual=false);



Example 2:

cubetruss\_uclip() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_uclip(dual=true);



Section: Cubetruss Primitives

Module: cubetruss_segment()

Synopsis: Creates a single cubetruss cube. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_segment([size=], [strut=], [bracing=]);

Description:

Creates a single cubetruss cube segment.

Arguments:

By Position What it does
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
bracing If true, adds internal cross-braces. Default: $cubetruss_bracing (usually true)
By Name What it does
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_segment() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_segment(bracing=false);



Example 2:

cubetruss\_segment() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_segment(bracing=true);



Example 3:

cubetruss\_segment() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_segment(strut=4);



Example 4:

cubetruss\_segment() Example 4 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_segment(size=40);



Module: cubetruss_clip()

Synopsis: Creates a clip for the end of a cubetruss to snap-lock it to another cubetruss. [Geom]

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • cubetruss_clip(extents, [size=], [strut=], [clipthick=]) [ATTACHMENTS];

Description:

Creates a pair of clips to add onto the end of a truss.

Arguments:

By Position What it does
extents How many cubes to separate the clips by.
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)
clipthick The thickness of the clip. Default: $cubetruss_clip_thickness (usually 1.6)
By Name What it does
$slop allowance for printer overextrusion
anchor Translate so anchor point is at origin (0,0,0). See anchor. Default: CENTER
spin Rotate this many degrees around the Z axis. See spin. Default: 0
orient Vector to rotate top towards. See orient. Default: UP

Example 1:

cubetruss\_clip() Example 1 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_clip(extents=2);



Example 2:

cubetruss\_clip() Example 2 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_clip(extents=1);



Example 3:

cubetruss\_clip() Example 3 
include <BOSL2/std.scad>
include <BOSL2/cubetruss.scad>
cubetruss_clip(clipthick=2.5);



Function: cubetruss_dist()

Synopsis: Returns the length of a cubetruss truss.

Topics: Trusses, CubeTruss, FDM Optimized, Parts

See Also: cubetruss_segment(), cubetruss_support(), cubetruss(), cubetruss_corner()

Usage:

  • length = cubetruss_dist(cubes, [gaps], [size=], [strut=]);

Description:

Function to calculate the length of a cubetruss truss.

Arguments:

By Position What it does
cubes The number of cubes along the truss's length.
gaps The number of extra strut widths to add in, corresponding to each time a truss butts up against another.
size The length of each side of the cubetruss cubes. Default: $cubetruss_size (usually 30)
strut The width of the struts on the cubetruss cubes. Default: $cubetruss_strut_size (usually 3)

Home – Table of Contents – Functions Index – Topics – Cheat Sheet – Tutorials

Indices

Table of Contents
Function Index
Topics Index
Cheat Sheet
Tutorials

List of Files:

Basic Modeling:

Advanced Modeling:

Math:

Data Management:

Threaded Parts:

Parts:

Footnotes:

STD = Included in std.scad

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