# 3D零件库 — 模型任意下载

> Free mechanical CAD model library for design, procurement, and supplier promotion. (iPhone/iPad app by Hangzhou NewDimension Systems Co., Ltd..)

- Source: https://appshunter.io/ios/app/3d/id6476166598 (this page in markdown: same URL + `.md`)
- Developer: [Hangzhou NewDimension Systems Co., Ltd.](https://appshunter.io/developer/1058778896)
- Category: Productivity, Utilities
- Price: Free
- Rating: 5.00/5 from 4 App Store ratings · 1 written reviews indexed
- Age rating: 17+
- Requires: iOS 12.0 · 38 MB
- Languages: American English
- Released: 2024-06-24
- Data updated: 2026-08-21
- Monetization: ad-supported
- User reviews in markdown: https://appshunter.io/ios/app/3d/id6476166598/reviews.md

## What is 3D零件库?

【应用简介】
3D零件库 海量零机械CAD模型免费下载，3D零件库是一款支持各大主流机械设计CAD软件、标准覆盖齐全、零部件种类非常丰富的机械制图选型软件，是国内领先的、用户规模庞大的3D零部件模型库。提供超10亿+种规格的标准件、通用件和厂商件三维模型免费下载。

通过3D零件库，设计工程师可以便捷高效的进行参数化设计选型和三维模型下载，提高机械制图工作效率和机械设计标准化水平；采购工程师可以按品类、品牌快速精准的查找到想要的零部件产品，甚至还可以进行品牌对比，提高采购选型工作效率和性价比评估效率；供应商可以在3D零件库发布产品、推广产品，分析客户行为，锁定精准的客户群体，实现工业品精准营销。

【主要功能】
1.零部件模型搜索
2.零部件三维模型参数化选型
3.零部件产品技术资料查阅
4.零部件BOM属性自动写入
5.零部件3D图纸一键下载、插入、打开
6.零部件3d模型模型在线预览、测量、剖切、爆炸等
7.在线联系品牌商

【主要特色】
1.零部件模型丰富：提供海量零部件在线选型和3D模型下载，各类标准件、通用件、厂商零部件超10亿+种规格。
2.标准全覆盖：包含国家标准、机械行业标准、重型机械标准、化工行业标准、汽车行业标准等多种标准的零部件。
3.品类全覆盖：包含自动化零部件、型材、工业机器人、液压元件、气动元件、紧固件、轴承、齿轮、链轮、减速机、电机、汽车零部件等几乎所有种类的标准零部件。
4.汇聚知名厂商：除了标准件之外，还提供几百家国内外知名企业的厂商件，包括：亚德客、西门子、ABB、KUKA、诺瑞朗、朗乐铝业、依诺信、怡合达等。
5.兼容主流CAD软件：支持天工CAD、Solidworks、Pro/E(Creo)、UG NX、CATIA、Inventor、AutoCAD，支持下载step、par、stp、iges、igs、obj、x_t、x_b、jt、stl等格式模型，轻松解决设计工程师模型制作难题。

【联系我们】
微信公众号：3DSOURCE零件库
在线反馈：进入我的-联系我们
客服电话：0571-4000919606转3
               15384085646
客服邮箱：support@newdimchina.com

## Key features

- Massive mechanical CAD model library
- Parametric selection and 3D model download
- Product technical data lookup
- BOM attribute auto-writing
- Online preview, measurement, and sectioning
- Compatibility with major CAD software
- Support for numerous model formats

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/3d/id6476166598/reviews.md

### 5/5 — 在ipad pro上面无法全屏显示

*2025-01-05*

你好！开发者朋友，首先感谢你们能够开发出这么稳定的app，在使用上面还是非常全面的，给设计带来了极大的便利，我用的是ipad pro二代的平板，用的是Shapr3D设计软件，你们这个3D零件库真的是我梦寐以求的app了，目前3D软件在ipad中应用的比较少，已经非常棒了！但有个问题就是在ipad pro上面无法全屏显示，坚屏也还将就，但横屏就没法看了，还是手机那个屏幕的大小，使用起来非常不便，还有就是再多增加些供应商就更完美了，希望再接再励把这些问题给解决了，多谢！

## Frequently asked questions about 3D零件库

### What is 3D零件库?

3D零件库 is a comprehensive digital library offering free downloads of over 1 billion mechanical CAD models. It supports design engineers in selecting and downloading 3D models, and helps procurement engineers find and compare parts efficiently.

### Is 3D零件库 free to use?

Yes, 3D零件库 offers free downloads of its extensive mechanical CAD model library. The application does contain advertisements.

### What types of CAD models are available on 3D零件库?

3D零件库 features a wide range of models including standard parts, general parts, and manufacturer-specific parts. It covers national, industry, and automotive standards, along with components for automation, robotics, and more.

### Which CAD software is compatible with 3D零件库?

The app is compatible with major CAD software such as Solidworks, Pro/E (Creo), UG NX, CATIA, Inventor, and AutoCAD. It supports downloading models in various formats like STEP, IGES, OBJ, and X_T.

### Can I preview models before downloading them from 3D零件库?

Yes, 3D零件库 allows for online previewing of 3D models. You can also perform actions like measurement, sectioning, and exploding the models directly within the app.

### How often is 3D零件库 updated?

The latest version of 3D零件库 is 1.0.1, which was last updated on February 21, 2025. Updates typically focus on expanding the model library and improving compatibility.

### Does 3D零件库 have ads?

Yes, 3D零件库 contains advertisements. This allows the app to offer its extensive model library for free.

### What is the age rating for 3D零件库?

3D零件库 has an age rating of 17+. This is likely due to the professional nature of the CAD software and its target audience of engineers.

## Version history (last 2 releases)

### 1.0.1 — 2025-02-21

修复bug，提升稳定性

### 1.0.0 — 2024-06-25

No release notes.

## More apps by Hangzhou NewDimension Systems Co., Ltd.

- [图纸通-CAD快速看图，手机看图神器](https://appshunter.io/ios/app/cad/id1410631637)
- [CAD.Tsridiopen-3D&2D view&edit](https://appshunter.io/ios/app/cadtsridiopen-3d-and-2d-view-and-edit/id1603261716)

All apps by Hangzhou NewDimension Systems Co., Ltd.: https://appshunter.io/developer/1058778896

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-21.*