Compression springs, also known as coil springs, are open-coiled steel wire in a variety of cross-sections and forms designed for linear applications. Unlike extension springs, which are designed to be stretched, compression springs are designed to be compressed. As compression springs are compressed, they exert a force (push) to return to their original height. This push force is typically measured in Newtons per millimetre (N/mm), indicating the spring's stiffness or spring rate.
Also, the force produced by compression springs makes them excellent components for storing energy, ideal for various applications. They are used in everyday items, such as pens, vehicles, and mobile phones. Compression springs can be manufactured in any size, with varying degrees of stiffness, known as spring rate.
Types and Shapes of Compression Springs
Compression springs come in various shapes and configurations, including:
- Conical Compression Springs: These springs have a cone shape, allowing for a variable spring rate and the ability to nest within themselves, making them ideal where space is limited. Even very small compression springs can be designed in a conical configuration.
- Hourglass (Convex) Compression Springs: These springs have a larger diameter at the ends than in the middle, providing a non-linear spring rate that can be useful in specific vibration control or load-bearing scenarios.
- Barrel (Concave) Compression Springs: Conversely, these springs have a smaller diameter at the ends and a larger diameter in the middle. Similar to hourglass springs, they offer a non-linear spring rate and are often used in applications requiring resistance to buckling or vibration.
Compression Spring End Types
The ends of a compression spring play a crucial role in its performance and how it interacts with mating components. Different end types affect the spring's stability, load distribution, and overall suitability for specific applications. Available compression spring end types for sale in Australia typically include:
- Closed (Squared) Ends, Unground: In this configuration, the spring wire is coiled such that the end coils touch each other. While the small design makes it more compact, these ends don't provide the same degree of stability as ground ends.
- Closed (Squared) Ends, Ground: Similar to closed ends, the ends are formed by the last coil touching the adjacent coil. However, the ends are then ground to create a flat surface. Also, this grinding process provides better stability, reduces the risk of buckling, and ensures a more even distribution of force.
Avoid Common Mistakes When Purchasing Compression Springs in Australia
When you’re planning to buy compression springs, it's crucial to avoid these common pitfalls that can compromise their performance and longevity:
- Avoid Overloading Springs: It is important to ensure that the spring's maximum load capacity is not exceeded. Overloading can lead to permanent deformation or even spring failure.
- Select Appropriate Materials: Choose spring materials carefully, making sure they can withstand the operational environment. Consider factors such as temperature, potential for corrosion, and anticipated stress levels to ensure the springs maintain their integrity.
- Consider Proper End Configurations: Select end types that align with the application's stability and mounting requirements. This way, you can avoid performance issues that can arise from using an improper end type.
- Accurate Load Calculations: Perform precise load calculations to ensure the spring meets the application's force requirements. Accurate calculations are essential for the spring to function correctly and without integrity issues.
Applications of Compression Springs
Compression springs are incredibly versatile components, finding use in a wide array of industries due to their ability to store and release energy. Their applications are diverse, ranging from small-scale devices to heavy machinery. Here are some examples of where compression springs are commonly used:
- Discrete Manufacturing: Compression springs are essential in the automotive industry for vehicle suspension systems, valve springs in engines, and machinery for providing force in various mechanisms.
- Process Manufacturing: In this industry, compression springs are used in equipment such as valves, pumps, and conveyors, playing a vital role in maintaining pressure, controlling flow, and ensuring smooth operation.
- Energy and Utilities: Compression springs are employed in energy production and distribution, such as in valve systems within pipelines or support mechanisms in wind turbines.
- Facilities and Intralogistics: From door mechanisms and furniture to medical devices and conveyor systems in warehouses, compression springs provide the necessary force and support in everyday applications.
Your Trusted Compression Springs Supplier & Manufacturer
RS Australia is a trusted supplier of compression springs, serving customers across the country. We also understand the importance of quality and reliability when it comes to these essential components. That's why we only offer high-quality compression springs from trusted manufacturers such as Schneider Electric, SAM, and, of course, RS PRO.
Whether you buy pressure gauges, pipe clamps, vacuum switches, or compression springs, you can expect top-tier products and a seamless purchasing experience. Besides, we pride ourselves on our commitment to customer satisfaction and offer a range of benefits, including fast delivery, to get the springs you need quickly. To learn more about our delivery options and charges, visit our Delivery page.