Swing extension spring
Swing extension spring is a type of spring with special functions, which is characterized by being able to swing and expand under the action of external forces, and restore to the original state after the removal of external forces.
The Swing extension spring is a spring device that can swing and expand under the action of external forces. It combines the two functions of swing and expansion, and can realize complex mechanical movement in different application scenarios.

Characteristics of Swing extension spring:
- Elastic deformation: the spring deforms under the action of an external force and returns to its original state after removing the external force, which is the basic characteristic of the spring.
- Swing function: In addition to the conventional expansion deformation, the Swing extension spring can also swing within a certain range, increasing the flexibility and diversity of movement.
- Energy storage and release: In the process of deformation, the spring will store elastic release energy, and when the external force is removed, the potential energy will be released, driving the spring to restore its original state or other forms of movement.
The working principle of the Swing extension spring is based on the elasticity of its material. When the external force acts on the spring, the atoms and molecules inside the spring will interact with each other due to pressure, so that the courtyard between them will shorten or change the arrangement, resulting in deformation. When the external force is removed, these yards and molecules will be restored to their original state, returning the spring to its original state. In the process of swinging, some parts of the spring may rotate or swing around the fixed point to adapt to different mechanical movement needs.
The Swing extension spring is made of high-strength and high-elastic metal materials, such as stainless steel, etc. These materials have good fatigue resistance and corrosion resistance, which can ensure that the spring maintains stable performance during long-term use.
An important part of the oscillating expansion spring, it can ensure the elasticity and stability required by the application.
Features of Swing extension spring:
- Good elasticity: The elasticity of the stretch spring is the key to the swing of the object, which can ensure that the application has enough power and stability during the swing process.
- Strong durability: After special design and treatment, it has high durability and can withstand large tensile force and long time use.
- High safety: The material and structural design of the spring have undergone strict safety tests to ensure that it will not cause any harm to the user during use.
Swing extension spring are available in a variety of types and specifications to meet different design and use needs. The common types are S-type stretch springs, straight cylindrical stretch springs, etc. In terms of specifications, the wire diameter, outside diameter, inside diameter, length and other parameters of the spring can be customized according to the specific requirements of the application.
Regular inspection and maintenance of the oscillating stretch spring to ensure its long-term stable operation, including the spring elasticity, whether there is crack or rust on the surface, whether the link parts are loose, etc., if found problems need to be dealt with in time to replace the spring.
Oscillating stretch spring is an indispensable part of the application, its material, characteristics, type and specifications, and even installation and maintenance directly affect the performance and service life of the application. When choosing the swing stretch spring, you need to modify the comprehensive consideration according to the specific requirements of the swing and the use of the environment, to ensure that your use is more reliable and stable.