Call now

+31 20 682 2961


Close this search box.

What is the terminology of spring? A Comprehensive Guide

Share this blog:

Definition of Technical Spring

Technical springs are mechanical devices designed to store and release energy. They are critical in many products, including automobiles, aerospace vehicles, medical devices, and industrial equipment. Technical springs can be found in many shapes and sizes with materials such as steel, titanium or tungsten carbide.

Importance of Understanding Terminology of Technical Springs

Understanding technical springs’ terminology is essential for designers, engineers, manufacturers and maintenance personnel. The terminology used in technical spring design and manufacturing is complex but necessary for creating safe and reliable products. A lack of understanding can lead to product failure or injury.

By having a firm grasp on the terminology of technical springs, users can communicate more effectively during the design process, ensure proper installation and use, diagnose problems during maintenance or repair, and ensure safety is maintained throughout the product’s lifespan. In this article we will explain all major aspects of the terminology surrounding technical springs that would help readers understand how they work better!

Types of Technical Springs

Technical springs come in a variety of types and each type has its own unique features and uses. Understanding the different types of technical springs is important to select the right one for a specific application. Here are some of the most common types:

Torsion Springs

Torsion springs are designed to resist twisting forces and provide angular movement or rotation. They are typically used in door hinges, clothespins, and various mechanical assemblies.

Compression Springs

Compression springs are designed to resist compression forces by pushing back against them. They are commonly found in everyday items such as pens, cell phones, and light switches.

Extension Springs

Extension springs function oppositely to compression springs, resisting tension forces by pulling back against them. They usually come with hooks or loops on either end for attachment purposes, making them ideal for use in trampolines, garage doors, and various industrial processes.

Tension Springs

Tension springs work similarly to extension springs but exert force when they are stretched rather than compressed. This type of spring is used mainly in applications where the spring needs to be kept under constant tension such as safety belts and seat belts.

Clock Springs

Clock springs get their name because they were originally used in clocks and watches but today can be found a variety of machines including toys that require a lot of energy stored within a small space . They work similarly to torsion springs by using rotational force instead of linear force.

Spiral Springs

Spiral (clock) they also store energy like compression or extension springs, but they differ from these two because their coils are wound in a flat plane, creating a spiral shape. They can be found in applications such as retractable ballpoint pens and animal traps.

Understanding each type of technical spring and its unique features is crucial for selecting the right spring for a specific application. Selecting the right technical spring ensures that your project or product functions optimally and remains safe and reliable over time.

Spring Terminology

Basic Spring Terminology

Understanding basic spring terminology is necessary when designing, manufacturing, and using technical springs. Among others, some of the most important concepts include coil, pitch, and wire diameter.

A coil is one of the essential components of a spring – it’s simply a looped section of wire. Meanwhile, pitch refers to the distance between two adjacent coils.

It’s usually measured in millimeters or inches and can affect how tightly wound or spaced out the coils are. Wire diameter refers to the thickness of the metal wire that makes up the spring.

Advanced Spring Terminology

While basic spring terminology can get you far regarding a technical understanding of springs, advanced concepts can provide an even more nuanced view of how these components work. Some examples include solid height, free length, and preload. Solid height refers to how much a spring compresses when compressed down – in other words, how much space between each coil at maximum compression.

The free length refers to the total length of an uncompressed spring from end to end; this concept is especially important for determining whether a particular spring will fit within a given space or design constraints. Preload refers to how much force must be applied for a spring to start compressing – essentially, its initial tension level before additional weight or pressure is added.

Design Considerations

Designing a technical spring requires knowledge of the specific application and the properties of the materials being used. Several factors must be considered when designing a technical spring.

Factors to Consider When Designing a Technical Spring

The first factor to consider is the load requirements of the application. This includes both the maximum load that the spring will need to support, as well as any fluctuations in load that may occur. Next, it is important to consider environmental factors such as temperature and humidity, which can affect the performance of the spring.

The spring’s size and shape must also be considered when designing a technical spring. The diameter of the wire used to make the spring will affect its strength and flexibility, while the pitch (the distance between each coil) will determine how much force is required to compress or extend it.

How Understanding Terminology Can Impact Design Decisions

Understanding terminology related to technical springs can greatly impact design decisions by allowing engineers and designers to predict how a spring will perform under different conditions more accurately. For example, knowing how changing certain variables such as wire diameter or pitch will affect a spring’s stiffness can help ensure that it meets load requirements without being too stiff or too flexible.

This knowledge can also help prevent premature failure due to fatigue or stress on individual coils. By understanding terms such as solid height (the length of a compressed spring with no gaps between coils) and free length (the length of an uncompressed spring), designers can calculate preload (the force required to compress a spring from its free length) more accurately, ensuring optimal performance over time.

Understanding terminology related to technical springs is critical for making informed design decisions. By considering factors such as load requirements, environmental conditions, size and shape, and properties of materials, engineers and designers can create technical springs that meet the needs of specific applications while ensuring optimal performance over time.

Manufacturing Processes

Overview of manufacturing processes for technical springs

Manufacturing technical springs involves a series of steps, which varies depending on the type of spring being produced. Common manufacturing processes for technical springs include hot coiling, cold coiling, and CNC machining. Metals are heated to a high temperature in hot coiling and then shaped into the desired form using specialized machines.

Cold coiling involves shaping metal at room temperature and is typically used for smaller production runs. CNC machining is a computerized process that involves cutting and shaping metals using precision tools.

Explanation of how each process affects the final product

Each manufacturing process uniquely impacts the final product in terms of material properties and quality. Hot coiling, for instance, produces springs with a higher tensile strength than those made through cold coiling or CNC machining.

Additionally, hot-coiled springs have better fatigue properties because they can withstand repeated stress cycles without breaking down quickly. Cold-coiled springs are typically less expensive than their hot-coiled counterparts but tend to have lower tensile strengths.

This makes them ideal for applications where lighter loads are needed. CNC machining produces highly precise technical springs with complex shapes and geometries that cannot be achieved through other manufacturing methods.

However, it is much more expensive than other techniques and usually requires specialized software to design the parts before they can be machined. Manufacturers must carefully consider their options when choosing which method to use when producing technical springs since each method offers unique advantages that may make it more suitable for specific applications or production volumes.

Common Applications

Technical springs have a wide range of applications across different industries. They are used in machines and equipment that require the use of mechanical force or pressure to function properly. Some common applications for technical springs include automotive suspensions, door hinges, medical devices, aerospace components, industrial machinery, and household appliances.

Examples of Common Applications for Technical Springs

One example of a common application for technical springs is in automotive suspensions. The suspension system consists of various types of springs, including coil springs and leaf springs, that support the vehicle’s weight and absorb shock from road irregularities.

Another example is in medical devices such as prosthetic limbs or spinal implants. These devices often require small but precise technical springs to provide support and stability.

Discussion on How Understanding Terminology Can Lead to Better Application Selection

Understanding technical springs’ terminology can help engineers and designers select the most appropriate spring for their specific application needs. For instance, knowing the difference between compression and tension springs can help determine which type is best suited for a particular mechanism or machine. Being familiar with advanced spring terminology such as solid height or preload can also ensure that a spring’s performance matches its intended function.

In addition to selecting the right type of spring, understanding terminology can also aid in selecting the appropriate manufacturing process to achieve optimal performance based on specific requirements such as material strength or corrosion resistance. Ultimately, choosing the right spring through understanding its terminology can lead to improved performance, increased durability and longevity while reducing maintenance costs over time.

Maintenance and Repair

Importance of Proper Maintenance and Repair for Technical Springs

Technical springs are often used in critical applications where failure can lead to significant safety hazards or equipment damage. Therefore, proper maintenance and repair of the spring is crucial to ensure its optimal performance. Neglecting maintenance can cause the spring to lose its elasticity, decreasing its load-bearing capacity.

When it comes to repairing technical springs, it’s important to understand the terminology used when specifying their characteristics. This helps ensure that the replacement spring is a suitable match for the original one.

How Understanding Terminology Can Help with Troubleshooting and Repair

One of the main challenges technicians face when repairing technical springs is identifying their specific characteristics. Understanding the terminology associated with technical springs makes it easier to troubleshoot issues and identify potential causes of failure.

For example, knowing what preload means can help identify instances where a spring has lost its preload due to corrosion or other issues. If a technician is able to describe the problem using appropriate terminology accurately, it makes communication with other professionals much more efficient, facilitating faster repairs.

In addition, understanding spring terminology ensures that you replace any broken components with those identical in shape or size so that your product continues operating smoothly without any hiccups. The durability and longevity of technical springs are largely dependent on how well they’re maintained over time; therefore, understanding their terminology facilitates faster repairs and reliable maintenance routines as well as improving overall system reliability and safety by reducing chances of failure due to miscommunication between parties involved in repair work.


Understanding the terminology of technical springs is essential in the engineering and manufacturing industries. This article has discussed various types of technical springs, their terminology, design considerations, manufacturing processes, common applications, and maintenance and repair guidelines.

The basic and advanced spring terminologies, such as coil, pitch, wire diameter, solid height, free length, preload, etc., may seem trivial but play a significant role in the proper functioning of a technical spring. Understanding these terminologies can help better design choices and select suitable applications.

We have also examined different types of manufacturing processes for technical springs such as the cold-winding process or hot-winding process, which affects the final products’ mechanical properties. Additionally explored were common maintenance requirements such as lubrication to ensure proper operation of a technical spring.

Understanding the correct terminology surrounding technical springs is critical to ensure efficient function for the intended application. Investing time into studying these terminologies will help make better application choices and result in innovative designs that reduce costs on production while maximizing performance.

More blogs

Scroll to Top