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Tolerance Test

Unverifiedleotrax3d20

Generate labelled pin-and-hole tests for dimensional clearance

Version history
1.1.1latest Download

MIT · API 1.0.0+ · min PrusaSlicer 3.0.0-alpha13 · win, mac, linux · 4.5 KB

Finds the clearance your parts need to fit together, for this printer and this filament.

How to use it

  1. Run Plugins → Calibration → Tolerance Test.

  2. Set the pin diameter (default 6 mm), the clearance range (default 0.0–0.5 mm) and the number of holes.

  3. Slice and print. You get a plate with a row of holes and two matching pins.

  4. Try a pin in each hole, starting with the tightest.

Reading the result

  • The first hole the pin enters without force is your clearance. The value is engraved in front of it.

  • The value is diametral. Split it in half if you apply it per side.

  • A press fit, a sliding fit and a free-running fit need different clearances. This test finds where contact stops; add to it for parts that have to move.

  • Rerun it when you change filament or nozzle temperature.

Good to know

  • Pure geometry: no G-code tricks and no settings changing mid-print.

  • 100 % infill and 3 perimeters are set on the generated objects only. Your print and filament presets stay unchanged.

  • The pins have a conical tip, so the first-layer bulge does not spoil the fit.

Full documentation

Changes in this version

Fixes the test pins, which landed on top of the plate with their tips detached. Plate and pins are now one object.

MIT · API 1.0.0+ · min PrusaSlicer 3.0.0-alpha13 · win, mac, linux · 4.1 KB

Initial standalone Marketplace release. Generates labelled diametral-clearance tests using object-local print settings.