3D Printed Threads – Model Them in Fusion 360 | Practical Prints #2

In “3D Printed Threads – Model Them in Fusion 360 | Practical Prints #2,” Kevin Kennedy takes you through a step-by-step video tutorial on how to create 3D printable threads using Fusion 360. He covers important topics such as adding clearances based on your 3D printer’s tolerance and making plastic threads stronger. Throughout the tutorial, Kevin demonstrates various techniques, including creating different test threads to determine the best clearance, creating nuts with internal threads, adding clearance through offsetting faces, and debossing text for labeling. He also discusses factors that affect 3D printing, such as different printers, slicing software, and thread size, and provides useful tips for improving the durability and accuracy of printed threads.

In this second episode of the Practical Prints series, Kevin Kennedy guides you on how to create 3D printable threads using Fusion 360. With detailed instructions and visual demonstrations, you’ll learn how to add clearances based on your 3D printer’s tolerance and make your plastic threads stronger. From creating test threads to determining the optimal clearance, to adding labels and making adjustments, Kevin covers all the essential steps. He also provides insights into the factors that affect 3D printing and offers helpful tips for troubleshooting and improving your prints. Whether you’re new to 3D printing or looking to enhance your skills, this tutorial will equip you with the knowledge to create high-quality printable threads using Fusion 360.

Creating 3D Printable Threads in Fusion 360

When creating 3D printable threads in Fusion 360, the process begins with using the Cylinder command. This command allows you to create a cylinder of the desired size and shape for your threads. You can either use the Cylinder command directly or create a sketch with a circle and extrude it to achieve the same result.

Once the cylinder is created, you can activate the Thread command. This command is found in the Create dropdown menu or the shortcuts box. By selecting the face of the cylinder as the location for the threads, Fusion 360 will automatically detect the size of the cylinder and use the closest thread type to that size.

It is important to check the “modeled” option when creating 3D printable threads. This option ensures that the threads are not just a decal or image on the surface of the cylinder, but actual 3-dimensional threads. This is essential for 3D printing purposes.

You can adjust the thread length to your desired specifications. Fusion 360 offers the option to have the threads run the entire length of the selected face or to set a specific length using the “Full Length” option. You can also offset the start location of the threads by setting an offset distance.

When selecting the thread type, Fusion 360 defaults to the ISO Metric Profile based on the size of the cylinder. However, there are several preset thread types available for different project requirements. It is important to choose the thread type that best suits your needs.

The designation option allows you to define the pitch of the thread. The pitch is the distance from one crest to the next crest in the thread. It is crucial to consider the pitch when 3D printing threads, as certain pitches may not print well due to the tolerances of the printer.

The class option represents the thread’s tolerance class. It determines the tolerances allowed for the pitch diameter and major diameter of the thread. Selecting the appropriate class is important for achieving the desired thread specifications.

The thread direction is typically set to right-hand, but you can choose left-hand if required. Left-hand threads are useful in projects where something needs to be prevented from loosening anti-clockwise.

Lastly, Fusion 360 offers the option to remember these thread settings for future use. This can be useful when creating multiple thread features with the same specifications.

By following these steps, you can create 3D printable threads in Fusion 360 that are ready for 3D printing.

Adding Clearances for 3D Printer Tolerance

Clearances are important when designing for 3D printing, as they allow for the tolerance of the printer and ensure that components fit together properly. Fusion 360 provides tools to add clearances to your designs based on your printer’s tolerance.

To add clearances, you can use the Offset Faces feature in Fusion 360. This feature allows you to create additional space between components, ensuring that they fit together without interference. By offsetting the faces of the threads and nuts, you can create the necessary clearance for 3D printing.

It is crucial to customize the clearance based on your specific printer’s tolerance. Different printers may have different tolerances, so it is important to test and adjust the clearances accordingly. This will ensure that your 3D printed threads fit properly and function as intended.

By using the Offset Faces feature and customizing clearances, you can design components that are suitable for 3D printing and ensure that they fit together without any issues.

Strengthening Plastic Threads

When 3D printing plastic threads, it is important to consider factors that can affect their durability and strength. Plastic threads can be more prone to wear and breakage compared to metal threads. However, there are ways to strengthen plastic threads in your designs.

One effective method is to add fillets to the edges of the threads. Fillets are rounded edges or corners that provide additional strength to the design. By adding fillets to the thread edges, you can increase their durability and resistance to wear. This is particularly useful when 3D printing plastic threads that will be subject to frequent use or high levels of stress.

To ensure the effectiveness of the fillets, it is recommended to print and test different versions of the threads. This allows you to evaluate the strength and performance of the threads and make any necessary adjustments to improve their durability.

By strengthening plastic threads with fillets and testing different versions, you can create more robust designs that can withstand the demands of real-world applications.

Labeling and Differentiating Components

Labeling and differentiating components is essential for organization and clarity in your designs. Fusion 360 offers tools to help you label and differentiate components effectively.

Labeling test prints is important for keeping track of different versions and variations of your designs. By using extrude cuts, you can create embosses on the surface of your components and add labels or markings. This allows you to easily identify and distinguish between different test prints.

In addition to labeling, you can use fillets to differentiate components. By selectively adding fillets to specific edges or corners, you can give each component a unique appearance. This can be useful when working with assemblies or multiple similar components, as it helps to visually differentiate them.

Labeling and differentiating components not only improves organization but also enhances the overall clarity and readability of your designs. It allows for easier identification and understanding of the different components in your project.

Adjustments for Smaller Threads

Smaller threads present unique challenges when 3D printing. They may lose finer details and require adjustments to achieve optimal results.

Fine details in smaller threads may not be accurately captured during the 3D printing process. This can result in compromised functionality or compatibility with other components. Therefore, it is important to consider the limitations of your specific printer and make the necessary adjustments to ensure the desired level of detail is achieved.

For better results with smaller threads, adjustments may be required in terms of clearances and thread design. The default clearance settings may not work well for smaller thread sizes, so it is important to test and modify the clearances as needed.

Recommended clearance for smaller threads may vary depending on your printer’s tolerance and the specific requirements of your project. It is advisable to experiment with different clearances and test the fit of the printed threads to ensure optimal results.

By making adjustments and considering the limitations of smaller threads, you can achieve better outcomes in your 3D printing projects.

Fixing Printed Threads

If you encounter issues with printed threads, there are methods to fix and improve them. One commonly used method is the use of tap and die sets.

Tap and die sets are tools used for cutting or forming threads in materials. They allow you to fix or modify existing threads by removing any imperfections or obstructions. By using a tap to create new threads or a die to repair damaged threads, you can correct issues and ensure that the threads function properly.

Before fixing printed threads, it is important to perform clearance tests. This involves testing the fit of the printed threads with other components to ensure they align correctly. Clearance tests help identify any issues early on and prevent them from affecting the final project.

By using tap and die sets and performing clearance tests, you can address and fix issues with printed threads, ensuring that they meet the required specifications and function as intended.

Exploring Additional Resources

In addition to the techniques covered in this tutorial, there are numerous resources available to further enhance your knowledge and skills in designing for 3D printing.

ProductDesignOnline.com is a valuable resource that offers additional tutorials, tips, and insights into designing for 3D printing in Fusion 360. You can find more detailed information on specific topics related to 3D printed threads and other aspects of 3D printing workflow.

Challenging 3D printing workflows can be explored on ProductDesignOnline.com as well. By engaging with the tutorials and commenting on the website, you can interact with the community and gain further insights from experienced designers and enthusiasts.

Exploring additional resources can expand your understanding of 3D printing and help advance your skills in Fusion 360. It is important to stay informed and up to date with the latest techniques and practices in the field.

Acknowledging Supporters

Acknowledging supporters is an important aspect of any creative endeavor. In the video, mention is made of supporters on platforms such as Patreon and Buy Me a Coffee. These supporters contribute to the creator’s work and provide financial support for the content they produce.

By acknowledging and thanking supporters, creators show their appreciation for the individuals who help make their work possible. It creates a sense of community and fosters relationships between creators and their audience.

Supporters on Patreon and Buy Me a Coffee are recognized for their contributions and are instrumental in supporting the creator’s efforts. Their support allows the creator to continue producing high-quality content and sharing their knowledge and expertise with others.

Conclusion

Creating 3D printable threads in Fusion 360 requires knowledge of the software’s commands and features. By following the steps outlined in this tutorial, you can create threads that are suitable for 3D printing. Adding clearances based on printer tolerance and strengthening plastic threads with fillets are essential considerations. Labeling and differentiating components help with organization and clarity. Adjustments for smaller threads and fixing printed threads are important for achieving optimal results. Exploring additional resources and acknowledging supporters contribute to continuous learning and growth. By mastering these techniques, you can design and 3D print threads with confidence and precision.

In this episode of Practical Prints, you will learn how to create 3D Printable threads in Fusion 360. I will guide you through the process of adding clearances based on your 3D Printer’s tolerance. Additionally, I will share a tip that will enhance the strength of your plastic threads.

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