At present, there are many free 3D model platforms and communities that can obtain the 3D models required for CNC machining. Here are a few of the more popular platforms and communities:
1. Thingiverse: This is a free 3D Printing platform owned by MakerBot, which provides a large number of 3D printable models, covering a variety of categories including models required for CNC machining.
2. MyMiniFactory: This platform provides a variety of 3D model resources, covering subdivided fields such as art, home decoration, and mechanical parts, suitable for CNC machining.
3. GrabCAD: The world’s largest CAD file library and engineer community, providing free 3D model resources of various types and industries, including models required for CNC machining.
4. Yeggi: This is a 3D model search engine that can easily find the models needed for CNC machining from various free 3D model websites.
5. Cults 3D: Provides a variety of 3D printing and 3D modeling models, suitable for CNC machining.
These platforms and communities provide a large number of free 3D model resources, providing convenient access to resources for CNC machining users. It should be noted that some 3D models have limited commercial applications and require commercial use authorization or paid purchase authorization.
It should be noted that although these websites provide a large number of free 3D models, to ensure that they meet your needs, you should carefully evaluate the quality and accuracy of the models, and avoid being misled by low-quality or technically incorrect 3D models.