From the Loftsmith community

Bulk cargo ship (hollow hold)

A little cargo ship for the bath, the pond or a shelf of toy boats. The hull is hollow, with a red hatch over the hold and a small bridge and funnel at the stern. Change the length or the width to build a longer, wider ship.

3 parts · 108 g · 197 × 76 × 72 mm

by Charlie

Toy cargo ship with a blue hull, red hatch over the hold and a small bridge and funnel at the back
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No adjustable sizes

Ask for the sizes you want to tweak, e.g. “make the width adjustable”.

Parts

  • hull · PLA · Open side up, flat on the bed

    Print with 3 walls so it stays watertight.

  • deck · PLA · Flat, deck underside down

    Glue into the hull recess with waterproof glue all round the seam.

  • hatch · PLA · Top face down (flipped), lip pointing up

    Loose cover, lifts off.

Print settings

Layer height
0.2 mm
Walls
3
Infill
10%
Supports
None
Notes
Slow down the first layers of the hull and use 3 walls so the shell doesn't leak.

Hardware

  • Waterproof glue (e.g. cyanoacrylate or epoxy) · For the deck-to-hull seam

Assembly

  1. Glue the deck into the recess on top of the hull and let the glue cure fully; run a bead round the whole seam.
  2. Pour your bulk goods through the hatch opening, then drop the hatch cover onto the rim.

Good to know

  • Float and stability numbers are estimates from my weight guesses, not a real water test: float it empty first, then add cargo gradually. Dense cargo like wet sand can sink it.
  • The hatch cover is not watertight, so keep it out of waves and deep splashes.
  • The deck report still shows a tiny 0.1 mm ledge under the bridge house; it is only cosmetic and may leave a faint line.

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