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Examples Jigs Assemblies Guide
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Examples, Jigs and assemblies

Every model here comes with its file. Download it and open it in 3DCraft: File › Open…, or double-click the file once 3DCraft is installed.

Examples26Jigs33Assemblies6

Examples

26 models

Parts and products, from a screw to a moka pot. Each is a 3DCraft document: a .3dcraft file with its history, variables and checks.

Socket head cap screw

Machine building

Socket head cap screw

An ISO 4762 socket head cap screw, M3 to M12 in the standard's lengths, with a rolled thread, in black-oxide steel.

Download.3dcraft · 57 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

T-slot aluminium profile

Machine building

T-slot aluminium profile

A 30 x 30 mm B-type aluminium profile with four 8 mm T-slots and a core bore tapped M8 at both ends, cut to length, in clear anodised EN AW-6063.

Download.3dcraft · 69 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Plywood wall clock

Laser cutting, art

Plywood wall clock

A Ø 300 mm wall clock laser cut and engraved from 6 mm birch plywood for a quartz sweep movement, Roman or Arabic numerals, a laminated keyhole hanger and foot at the back and black hands set to the time.

Download.3dcraft · 460 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Turned walnut bowl

Woodturning

Turned walnut bowl

A face-grain serving bowl turned from a 10 × 4 inch walnut blank: an even 7 mm wall from a rounded rim to a foot ring with a dovetailed chuck recess, with its capacity in millilitres.

Download.3dcraft · 50 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Hex key stand

3D printing

Hex key stand

A stepped desk stand for a metric hex key set to ISO 2936, 1.5 to 10 mm, printed in PLA without supports, sizes embossed in black.

Download.3dcraft · 471 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Steel bookend

Sheet metal

Steel bookend

A bookend laser cut from 2 mm DC01 cold-rolled steel with an ogee-arch window, bent once on a press brake and powder coated deep teal.

Download.3dcraft · 46 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

V-block pair with clamps

Toolmaking

V-block pair with clamps

A matched pair of hardened and ground 90° V-blocks, 45 × 40 × 35 mm, for shafts of 6 to 30 mm, with black-oxide U-clamps holding a ground test pin.

Download.3dcraft · 162 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Square-to-round transition

Sheet metal, HVAC

Square-to-round transition

A four-piece transition from a 400 x 300 mm rectangular duct to a 250 mm round duct in 0.8 mm galvanised steel: flat triangles and developable cone corners with straight ends, one piece unfolded into the flat pattern cut four times, with a lapped collar, a P20 angle frame and a sealed spigot.

Download.3dcraft · 123 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Mailer box

Packaging

Mailer box

A FEFCO 0427 mailer of single-wall E-flute kraft board, 200 × 150 × 60 mm inside, folded from its die-cut blank: rolled end walls locked by tabs, dust flaps and a tuck-in lid.

Download.3dcraft · 140 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Headphone stand

3D printing, product design

Headphone stand

A one-piece headphone stand printed upright in PETG without supports: a slim lofted column flaring into a wide saddle curved like a headband, a swept cable hook, and a round base weighted by an embedded steel disc.

Download.3dcraft · 119 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Splayed-leg stool

Woodworking

Splayed-leg stool

An oak sitting stool, Ø 340 mm seat at 450 mm, on four legs splayed and raked 10°, tenoned through the seat and wedged with walnut, with two shouldered side stretchers; proven in closed form and against the stool stability test of IS 5416-2.

Download.3dcraft · 83 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

5-inch FPV drone frame

CNC, RC

5-inch FPV drone frame

A true-X freestyle quadcopter frame for 5 to 5.3 inch props, CNC routed from 2 mm and 5 mm carbon fibre sheet, with purple anodised standoffs, a 30.5 mm stack, a cage for a 19 mm camera and real 5.1 x 4.3 x 3 props lofted at their pitch.

Download.3dcraft · 288 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Cast handwheel

Machine building

Cast handwheel

A DIN 950 spoked handwheel in grey cast iron, 80 to 500 mm, with cranked oval spokes, a turned and polished rim, a keyed bore and a DIN 98 revolving handle on a boss at the standard's radius, painted machine green.

Download.3dcraft · 122 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Solitaire ring

Jewellery

Solitaire ring

An 18 ct yellow-gold solitaire in ISO 8653 ring sizes 44 to 72: a comfort-fit court shank and a four-prong basket head holding a round brilliant of 0.25 to 2 ct, cut to Tolkowsky's proportions and sized from its weight.

Download.3dcraft · 87 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Hydraulic cylinder

Hydraulics

Hydraulic cylinder

A double-acting ISO 6020-2 tie-rod cylinder, bore 40, rod 28, with clevises at both ends, a rod that moves with a parameter and a cutaway that shows the piston, the seals and the gland.

Download.3dcraft · 255 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Spiral staircase

Architecture, steel construction

Spiral staircase

A steel spiral staircase with oak treads, Ø 1600 mm and 2800 mm floor to floor, on a Ø 114.3 mm column, with a helical handrail and a landing, checked against DIN 18065.

Download.3dcraft · 185 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Ship propeller

Marine

Ship propeller

A four-blade Wageningen B4-55 ship propeller, Ø 600 mm, pitch ratio 0.8, 15° rake, its blades from the series' published tables, in polished nickel-aluminium bronze.

Download.3dcraft · 258 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Electric guitar body

Lutherie

Electric guitar body

An original double-cutaway solid body in red alder with a carved top, a bolt-on neck pocket, two humbucker routes, a rear control cavity and a string-through bridge placed by the scale length, finished in candy-apple red.

Download.3dcraft · 486 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

RC yacht hull

Naval design

RC yacht hull

An International One Metre radio-sailing yacht to the IOM Class Rules 2026: a glass hull lofted from a table of stations with a painted deck, a tapered carbon fin, a lead bulb sized by its mass and a carbon rudder, floated at the class's 4 kg in fresh water.

Download.3dcraft · 146 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Moka pot

Product design

Moka pot

An original twelve-sided stovetop espresso maker in cast aluminium for 3, 4 or 6 cups, sized by its physics: the safety valve sits where the water for the cups ends, the funnel holds the coffee for that water, the lid opens on a working hinge, and the pot stands on a 10° slope full or empty.

Download.3dcraft · 249 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Mont Ventoux relief

Topography, art

Mont Ventoux relief

Mont Ventoux and the Bédoin climb of the Tour de France Femmes 2026 (stage 7) at 1:70 000: a relief printed in forest green and limestone white with brass kilometre pins and the summit tower on a walnut base, or laser-cut contour layers.

Download.3dcraft · 888 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Flat-pack bookcase

CNC, furniture

Flat-pack bookcase

An open bookcase of 18 mm birch plywood, CNC-routed from one 2500 x 1250 mm sheet and put together without screws, glue or tools: shelves and back rails pass through the sides in tusk tenons locked by tapered wedges.

Download.3dcraft · 238 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Snap-fit enclosure

Injection moulding

Snap-fit enclosure

An injection-moulded enclosure for a 100 x 70 mm circuit board: a matt white ABS base and a translucent smoke-grey polycarbonate lid, closed by four external U-shaped snap latches, both parts moulded in straight-pull tools without slides.

Download.3dcraft · 207 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Welded tube truss

Steel construction, welding

Welded tube truss

An original 6 m Warren truss of EN 10219-2 circular hollow sections in S355J2H, with gap K-joints to EN 1993-1-8, coped diagonals fillet-welded all round and end plates, in red-oxide primer.

Download.3dcraft · 98 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Layered cardboard rhino

Laser cutting, art

Layered cardboard rhino

An original stylised rhinoceros, 300 mm from rump to lip, laser-cut from white-faced corrugated board in 30 straight-walled layers of its sections; each layer but the middle pair goes onto its neighbour's engraved outline.

Download.3dcraft · 384 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Skateboard deck and press mould

Woodworking

Skateboard deck and press mould

An original 8.0 x 31.75 in street deck of seven 1/16 in hard-maple plies with a dyed core, radial concave and 20 degree kicks, cut and drilled from the pressed stack, with the two MDF halves of its press mould.

Download.3dcraft · 133 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: MIT

Jigs

33 models

A Jig is a finished design with a form: the sizes that matter are fields, the rest follows by formulas, and every result is checked. No AI needed.

Nest box from one plank

Woodwork, garden birds

Nest box from one plank

A nest box for a garden bird of the Low Countries, sawn from one plank and screwed: pick the species and the entrance, floor, height and even the shape of the box follow Vogelbescherming Nederland's table.

Download.3dcraftjig · 169 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Dovetail drawer

Woodwork, joinery

Dovetail drawer

A dovetailed drawer sized from the hole it must fill: give the opening and running clearance, the board thickness, the joint and the timber, and the Jig lays out the tails by the old rules and refuses a gap a wet season would close.

Download.3dcraftjig · 167 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Platonic net to fold and glue

Paper, education

Platonic net to fold and glue

The five Platonic solids from one sheet of paper: pick a solid, set its size to your sheet, drag the slider to watch the classic net fold shut, and export the pattern with glue tabs to print, cut and glue.

Download.3dcraftjig · 404 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Sandwich keyboard plate

Laser cutting, electronics

Sandwich keyboard plate

A laser-cut sandwich keyboard for MX-style mechanical switches: a switch plate, a bottom plate and M2 standoffs, column-staggered, split or in one piece, with room for a controller. Choose rows, columns, stagger, thumb keys and plate material.

Download.3dcraftjig · 263 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Laser-cut box

Laser cutting

Laser-cut box

A finger-jointed plywood box sized from what goes in it or where it must fit, with compartments tabbed through the floor and a lid held by a frame, ready to laser cut with your sheet's real thickness and your laser's kerf.

Download.3dcraftjig · 220 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

GT2 pulley

3D printing, machining

GT2 pulley

A GT2 2 mm timing pulley from the belt you bought and the shaft you have: flanges and face width after the Gates design manual, a hub with grub screws in one choice, machined and black anodised or 3D printed in its print orientation.

Download.3dcraftjig · 130 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY-SA 4.0

Gridfinity bin

3D printing, workshop storage

Gridfinity bin

A storage bin for the Gridfinity system: choose the grid size, the compartments, label tabs, scoops and base holes; it prints without supports and proves, with its fit gauges on, that it seats in a baseplate and stacks.

Download.3dcraftjig · 259 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Gridfinity baseplate

3D printing, storage

Gridfinity baseplate

A Gridfinity baseplate that fills your drawer: as many 42 mm cells as fit, centred, with filler strips to the walls, split into pieces that fit your print bed and joined by printed bowtie clips.

Download.3dcraftjig · 400 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Cable drag chain

3D printing, CNC

Cable drag chain

A printable cable drag chain designed from what you know: the cable bundle, the machine's travel, the height of the moving end and the smallest bend the cable allows give the link size, pitch, link count and fixed point, by igus' published rules.

Download.3dcraftjig · 193 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Wooden stair

Joinery, building

Wooden stair

A straight closed-string wooden stair for your stairwell: floor to floor, the run you have, the width and the opening. The form chooses the steps, rise and going by the step rule, keeps them within the dimensions of the rule you pick (Bbl, Flemish code or a comfort stair), and exports the housed stringers and treads for a CNC. Dimensions only: strength figures are an orientation for a structural engineer to verify.

Download.3dcraftjig · 258 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Disc cam with roller follower

Machine building, mechanisms

Disc cam with roller follower

A disc cam with a translating roller follower laid out from a motion law: give the lift, the rise, dwell and return angles and the speed, and the form refuses a cam whose pressure angle or curvature cannot work and says which base circle would.

Download.3dcraftjig · 169 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Tensegrity table

Woodwork, statics

Tensegrity table

The floating table: a top hanging from a hook on the base by one short rope and held level by three to six tensioned outer cables. Set the size, the cables and the load; the Jig sizes every tension and refuses a load the fittings cannot carry.

Download.3dcraftjig · 261 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Sheet-metal enclosure

Sheet metal, electronics

Sheet-metal enclosure

A sheet-metal electronics case sized from what goes in it: a board, a power supply or a stack of them. Laser cut and bent from two sheets, a chassis and a cover, with the bend order proven at every change of the form.

Download.3dcraftjig · 133 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

19-inch rack cabinet

Sheet metal, racks

19-inch rack cabinet

A 19-inch rack cabinet sized from what goes in it: how many units, how deep the gear is and what it weighs, on a wall or on feet. Laser cut and folded from one sheet thickness, bolted together with clinch nuts, EIA-310 rails, a door on hinge pins with a quarter-turn lock.

Download.3dcraftjig · 227 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Miura-ori fold panel

Origami, paper and laser cutting

Miura-ori fold panel

A Miura-ori sheet that folds and unfolds with one slider: pick the sheet, rows, columns and angle, watch it fold, and export the crease pattern with mountains and valleys on separate layers to print, score or cut.

Download.3dcraftjig · 85 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Loudspeaker box

Woodwork, acoustics

Loudspeaker box

A cabinet for one loudspeaker driver from its data sheet: the volume from Thiele and Small's alignments, measured on the model, a flared port tuned by Helmholtz, and finger-jointed or rebated panels for the router or the saw.

Download.3dcraftjig · 348 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Cycloidal drive

3D printing, robotics

Cycloidal drive

A printable single-stage cycloidal reducer for a NEMA stepper: the true lobe profile from the pin count and eccentricity, steel pins, bearings from a table, and a slider that runs it.

Download.3dcraftjig · 231 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Geodesic timber dome

Building, laser cutting

Geodesic timber dome

A timber-strut geodesic dome (1V, 2V or 3V) with laser-cut steel hubs: give a radius or a floor area and get the strut schedule, the timber to buy, the hub count and the plates to send to the laser.

Download.3dcraftjig · 485 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Welding table

Welding, laser cutting

Welding table

A fixture welding table you laser cut and MIG weld yourself: 16 mm or 28 mm holes on a 50 or 100 mm grid, a perforated top on half-lapped ribs, perforated side plates, and a base of square tube. The plates meet in plain contact with one short recessed tab per pitch, so the welds lie below the datum faces and nothing stands proud. The form limits the load to what keeps the sag within the flatness limit; the mass, the weld share and the sway are measured or worked out from the model.

Download.3dcraftjig · 441 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Welded plate box

Welding, machine building

Welded plate box

A rectangular box, cube or beam of laser-cut steel plate from 3 mm up, to build machines from: short recessed tabs, a half-lapped egg-crate of ribs inside, and openings that follow each wall. Tab and slot from the laser hold it straight while it is welded.

Download.3dcraftjig · 547 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Tuned chimes

Metalwork, acoustics

Tuned chimes

A wind chime of tubes, or a glockenspiel of bars, cut to pitch from the free-free beam formula: pick the scale and the stock you bought, get every length and node hole, a full-size cut-and-drill sheet, and a form that corrects itself from a tuner reading of your own test piece.

Download.3dcraftjig · 978 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Sliceform sculpture

Laser cutting, art, mathematics

Sliceform sculpture

A sculpture of two families of laser-cut plywood slices, birch one way and walnut the other, that slide into each other with half-lap slots and show a saddle, a ripple or a ball. Every slot meets its partner half way up its crossing, fitted to your two sheets as measured and to your laser's kerf.

Download.3dcraftjig · 352 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Built-up RC wing

Aeromodelling, laser cutting

Built-up RC wing

A built-up balsa wing for a radio-controlled model from its span, chords, NACA digits, sweep, washout and flying weight: every rib cut from a lofted wing with its spar slots, leading and trailing edge stock, a ply joiner and film, and the numbers an aeromodeller wants.

Download.3dcraftjig · 192 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Jansen linkage leg

Mechanisms, laser cutting

Jansen linkage leg

Theo Jansen's walking linkage scaled to the hip height you ask: drag the crank and the leg walks along its drawn foot path. Laser-cut birch bars and walnut triangles on brass rod pins, one leg or a pair half a turn apart.

Download.3dcraftjig · 479 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Dobsonian telescope

Woodwork, optics

Dobsonian telescope

A Newtonian on a plywood rocker box, from your mirror: the secondary for the field you choose, the spider, the focuser position, the altitude bearings on the real balance point (computed from the masses, then measured on the model), the rocker box and a cut sheet for the plywood.

Download.3dcraftjig · 312 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Sundial for your place

Laser cutting, engraving, astronomy

Sundial for your place

A horizontal garden dial or a vertical wall dial, also for a wall that does not face south, drawn for your latitude and longitude so that it reads the clock time of your zone: a brass plate and gnomon to laser cut and engrave, on a slate slab.

Download.3dcraftjig · 879 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Planispheric astrolabe

Laser cutting, engraving, astronomy

Planispheric astrolabe

A planispheric astrolabe for a place from 25 to 65 degrees north (not the tropics, not the southern hemisphere), in brass: a mater with its degree scale, a plate of almucantars and azimuths in exact stereographic projection, a rete of lettered star pointers from the Yale Bright Star Catalogue with the ecliptic ring, a rule, and an altitude scale with an alidade on the back, to laser cut and engrave.

Download.3dcraftjig · 977 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Parabolic solar cooker

Sheet metal, energy

Parabolic solar cooker

A parabolic solar cooker from flat petals of mirror sheet: give your pot and the size of the dish, and get the petal template to cut, the steel plates to laser cut and the sunlight it brings to the pot. The dish tilts on an axle through the focus, so the pot stays level and in the light at every sun height.

Download.3dcraftjig · 181 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Music box

3D printing, mechanisms

Music box

A printable cylinder music box: a pinned drum for three old tunes, a comb whose teeth are tuned by the cantilever formula, cut from spring steel or printed, and a crank that plays the tune while the pins pass the comb.

Download.3dcraftjig · 936 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Planetary gearbox

3D printing, mechanisms

Planetary gearbox

A printable single-stage planetary reducer for a NEMA stepper, from the reduction and the size you ask for: true involute teeth with profile shift, a planet count that always assembles, ball bearings on steel pins, six print plates that each fit a 220 mm bed, and a slider that turns every gear by the true kinematics.

Download.3dcraftjig · 331 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Two-stage gear reducer

Mechanisms, casting

Two-stage gear reducer

A two-stage spur gear reducer in a split cast iron housing, sized from the ratio, speed, power and driven machine: involute teeth, modules by the Lewis formula, shafts and bearings from the torque, and a slider that turns every gear.

Download.3dcraftjig · 687 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Geared orrery

Mechanisms, laser cutting, astronomy

Geared orrery

A hand-cranked brass orrery, Mercury to Saturn and the Moon, each on its own gear train searched to the accuracy you ask; set the date and every bead stands where its gears put it, at its body's real mean longitude on the day the arms were set and drifting only by its train's error after. Laser-cut brass gears, stock brass tube and rod, a walnut plinth.

Download.3dcraftjig · 850 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

CubeSat

Aerospace, CNC milling

CubeSat

A CubeSat structure and layout to the CubeSat Design Specification: the form factor, the payload, the PC/104 stack, the battery, the radio and the solar wings. Drag it from stowed in the dispenser to deployed in orbit, and the form keeps it inside the CDS envelope, mass and centre-of-gravity limits.

Download.3dcraftjig · 515 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Assemblies

6 models

Machines of several parts, joined by mates. Each .3dcraftasm file has its parts packed inside: open it and play its motion.

Horizontal toggle clamp

Workshop, sheet metal

Horizontal toggle clamp

A horizontal hold-down toggle clamp of the M6, 900 N class: a formed base in two mirrored L halves held by the pivot rivets, a formed U-bar with an M6 spindle and rubber cap, a stamped link and handle with a red PVC grip, all on rivet pivots.

Download.3dcraftasm · 393 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Jansen linkage walker

Kinetic art, laser cutting

Jansen linkage walker

A hand-cranked twelve-legged walking machine after Theo Jansen's linkage: laser-cut birch bars and frame ribs, walnut-faced plywood triangles, brass pins and a keyed brass crankshaft, walking on a floor of boards that rolls one board per turn.

Download.3dcraftasm · 513 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Scissor car jack

Automotive, sheet metal

Scissor car jack

A pressed-steel scissor jack sized after jacks sold as 1 t: four U-section arms with gear-tooth ends, a screw between a nut trunnion and a bearing trunnion, a saddle held level by the gears, and a tilted folding crank on a Hooke joint.

Download.3dcraftasm · 576 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Spring-balanced task lamp

Product design, lighting

Spring-balanced task lamp

A two-arm desk lamp in oak and brass on a cast-iron base, balanced by four real extension springs. The torque about each arm's pivot, from the measured masses and the real springs, stays within a stated pivot friction over a sweep of poses.

Download.3dcraftasm · 616 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

CoreXY 3D printer

3D printing, machine building

CoreXY 3D printer

A desktop CoreXY FDM printer with a 250 mm build area: a black T-slot frame, MGN12 rails, NEMA 17 motors on two GT2 belts, a bed on two T8 lead screws with floating nuts, and a blue spiral vase printed as a time-lapse while the nozzle runs its rim.

Download.3dcraftasm · 1.2 MBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0 and MIT

Seven-cylinder radial engine with its valve train

Aviation, engines

Seven-cylinder radial engine with its valve train

The seven-cylinder radial with its valve train: a double-track cam ring turned at one sixth of the crank speed through reduction gears, roller tappets, pushrods, rockers and poppet valves in a cut-away crankcase and opened cylinders.

Download.3dcraftasm · 988 kBOpen in the browser ↗ (opens in a new tab)How it was made

Licence: CC BY 4.0

Every model picture on this page is drawn by 3DCraft itself.

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