Cylindrical components present unique challenges in manufacturing. An experienced CNC machining company can handle these challenges, but the design you create plays a crucial role in how efficiently and cost-effectively the part is produced. As a designer, your choices directly impact the functionality of the component, the machining process, and overall costs.
In this blog, I’ll walk you through how cylindrical parts are manufactured and share my top 3 design considerations to help you optimize your designs for better performance and efficiency.
![a selection of turned components]
**How Are Cylindrical Components Manufactured?**
When it comes to manufacturing cylindrical components, many assume they’re always turned on a lathe. While that’s often the case, it's also possible to machine them using milling techniques. In fact, some features on a cylindrical part may require milling, especially if they're not accessible via a lathe.
Additionally, there are "mill-turn" machines that combine both turning and milling capabilities. These versatile machines allow for the complete machining of certain components without switching between different machines, improving efficiency and accuracy.
As a designer, you don’t need to worry about the exact manufacturing method. Your CNC machining partner should evaluate your design and choose the most efficient and cost-effective approach. The goal is always to balance quality, time, and budget.
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**Designing Cylindrical Components**
While the manufacturing method is handled by the supplier, you have control over your design. Optimizing your design can enhance functionality, reduce machining time, and lower costs. Here are my top three design considerations:
**1. Wall Thickness**
Thin-walled cylindrical components can be problematic during machining. The chuck holds the workpiece securely, but thin walls may flex or distort under pressure, affecting the final shape and surface finish. This can lead to longer setup times and higher costs.
If thin walls are necessary, it’s important to plan accordingly. Otherwise, choosing a more robust wall thickness can make the machining process faster and more economical.
**2. Length of the Cylinder**
The length of the component can affect stability during machining. A long cylinder may wobble due to rotation, leading to inaccuracies and poor surface finishes. To counter this, a center can be used to hold the component at both ends, improving stability.
However, using a center adds complexity and may increase costs. If not required, specifying that orientation doesn't matter can give the manufacturer more flexibility.
**3. Feature Placement on Either End**
Ensuring symmetry or matching features on both ends of a cylindrical component can be challenging. If precision is critical, it will require additional setup and machining time. If not, specifying that orientation isn't important allows the manufacturer to optimize the process.
**Conclusion**
When designing cylindrical components, focus on manufacturability. A reliable CNC machining partner will handle the production, but your design choices will significantly influence efficiency and cost. Don’t hesitate to seek advice from experienced suppliers who can guide you through the design process.
**Partner with Penta**
Penta has extensive experience in both turning and milling. Our mill-turn machines combine the best of both worlds, offering greater speed, accuracy, and efficiency for complex parts. We also provide valuable design support to ensure your components are optimized for production.
![mill-turn component]
If you'd like to discuss your next project, contact our friendly and knowledgeable team at 023 9266 8334 or email sales@pentaengineering.co.uk. You can also book a Discovery Call with us here.
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