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Heart 3D Models: STL Files for Valentine Printing

This collection gathers heart-shaped 3D models for 3D printing, from small jewelry pieces to decorative objects and playful figures. You can use it to find a starting point for Valentine's projects, gifts or seasonal decorations. The models vary in size, part count and assembly, so the author's page is the place to confirm details. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

Polyzonのコレクション · モデル48件 7サイトから収集

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このコレクションは、Polyzonが対応サイトの検索結果をもとに作成しています。重複やプレビューのないモデルは除外し、関連性の低いものは後ろに回し、それ以外は検索結果の順に並べています。モデルの権利は各作者にあります。利用条件は各モデルのページでご確認ください。

選定基準：Polyzon編集部 · 本文の更新日：2026年10月14日

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«Heart 3D Models: STL Files for Valentine Printing»

The heart theme covers several kinds of models: pendants, earrings and keychains; small figures and ornaments; lamps and wall decor; and puzzles or mechanical pieces with moving parts. Jewelry and keychain designs are usually compact and may need fine nozzle settings, while decor and lamps are larger and often split into multiple parts. Figures and ornaments range from simple silhouettes to detailed characters holding a heart.

When choosing a model, check the listed dimensions and scale, the number of parts, and whether the author shows assembly steps. Look at whether supports are required and which material and print settings the author recommends. Photos of real prints help you judge surface finish and how thin details, such as loops or hinges, behave on a 3D printer.

To refine the search, try synonyms and related terms such as heart pendant, Valentine decoration, heart keychain, love token, or anatomical heart. You can also combine the theme with other interests, for example heart-shaped box, heart lamp, or heart puzzle. Adding a material or printing method, such as PLA or resin, narrows results further.

FAQ

よくある質問

What kinds of heart models can be 3D printed?
Common types include pendants, earrings, keychains, small figures, ornaments, lamps and puzzles. Some are single-piece prints, while others are designed as multi-part assemblies.
What should I check before printing a heart-shaped model?
Check the dimensions, wall thickness, part count and assembly notes on the model page. Also review the author's material and slicer settings and look for photos of finished prints.
Can heart models be printed without supports?
It depends on the geometry; flat pendants and simple ornaments often need few or no supports, while overhangs and moving parts may require them. The author's page usually states the intended orientation and support needs.
How do I find more specific heart designs?
Use related search terms like heart pendant, Valentine figure, heart box, heart lamp or anatomical heart. Combining the theme with a material or printing method can also narrow the results.
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