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3D Models for Letter and Paper Organizers

This collection gathers 3D models for keeping letters, mail and loose sheets in order: desktop trays, stackable holders, vertical racks and wall-mounted pieces. The files are meant for 3D printing at home or in a workshop, and most are simple enough to print in a few hours. It helps when a desk has no drawer left and paper keeps drifting across it. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

本合集的文字为英文,搜索本身支持任何语言。

合集是如何整理的

此合集由Polyzon根据已接入平台的搜索结果整理而成:去除重复项和没有预览图的模型,匹配度低的排在最后,其余按搜索结果顺序排列。模型归作者所有——请在各模型页面查看使用条款。

筛选规则:Polyzon编辑部 · 文字更新于2026年10月15日


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«3D Models for Letter and Paper Organizers»

Most entries fall into a few groups: flat desktop trays for letters and mail, stackable holders that grow with the pile, vertical racks sized for A4 documents, and wall-mounted holders with a slot for a pen. Rotating and multi-part desk sets combine several compartments in one build, while simple sorters keep a single narrow slot. The differences come down to footprint, how the paper is loaded, and whether the piece stands on a desk or is fixed to a wall.

Before printing, open the model page and read what the author lists: overall dimensions and the paper size the slots accept, the number of separate parts and how they join, and whether supports are needed for overhangs. Layer height, wall count and infill affect how stiff a thin tray feels, and a wide flat base often needs a brim on a material prone to warping. Photos of finished prints show how the compartments look once they are loaded.

If a search returns too few results, try other wordings: mail sorter, document tray, file holder, paper rack, desk tidy, letter rack. Related topics such as letter openers, notebook stands, pen cups and cable clips often sit in the same collections. Adding a size or material term, or the room the piece is meant for, narrows the list further.

FAQ

常见问题

What paper sizes do these organizers usually fit?
Many are drawn around A4 or US Letter sheets, but slot widths vary between models. Check the stated dimensions on the model page and scale the file if your printer and material allow it.
Do letter organizers need supports?
Flat trays and open holders often print without them. Wall holders with hooks, deep pockets or wide bridges may have overhangs that the author marks as needing support.
How do I keep a tall stack of paper from tipping the holder?
Look at the base width and whether the model is meant to stand on a desk or be fixed to a wall. A vertical rack carries the load differently from a shallow tray.
Can these be printed as one piece?
Some are single-piece prints, while others are sets with separate trays, dividers or a rotating base that assembles afterwards. The model page lists the part count and how they fit together.

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完整的主题目录:从家居日用到CNC,均可在已接入的来源平台中搜索。

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