Enclosures and housings
Test Tube Seat Cup
- Bounding box
- 29.0 × 29.0 × 11.0 mm
- Engine
- Precision B-rep
- Parameters
- 7
- Published
- October 30, 2026
Download
Free to download and use. See the terms.
The prompt
Design ONE small 3D-printable test tube seat (cup). Units cm, FDM. Cylinder dia 2.8, total height 1.1 (the bottom 0.1 sits inside a 2.9 dia x 0.1 deep recess in the box floor, so 1.0 shows above the floor). Top: concave seat for a ROUND-BOTTOM test tube (tube dia 2.3, base is a curved hemisphere). Opening dia 2.4 at the rim, going down into a smooth spherical bowl of radius about 1.2, total depth 0.9, leaving 0.2 solid base. The tube must self-centre in it. Smooth surfaces, no sharp edges. Export STEP + STL.
Parameters
| Name | Value | Range |
|---|---|---|
| Upper body diameter | 28 mm | 24 – 40 |
| Bottom locating boss diameter | 29 mm | 24 – 42 |
| Locating boss height | 1 mm | 0.6 – 3 |
| Total height | 11 mm | 8 – 20 |
| Bowl opening diameter | 24 mm | 15 – 26.5 |
| Bowl depth | 9 mm | 5 – 10 |
| Edge fillet radius | 0.5 mm | 0.1 – 1 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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