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Pagoda tension spring

The wire diameter and coil diameter of the pagoda extension spring gradually change with the change of axial position, forming a truncated cone. Due to the truncated cone structure, the stiffness of the pagoda extension spring gradually changes along the axial direction, which can achieve nonlinear spring characteristics. Compared with traditional extension springs, pagoda extension springs can be designed to be smaller under the same load. A larger elastic force can be achieved in a smaller space. It is very suitable for occasions with limited space.

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Product Parameters

Spring Outer Diameter Customizable (mm)
Spring inner diameter Customizable (mm)
Free height Customizable (mm)
Standard or not Non-standard parts
Application Electronic Communication, Toys, Locks, Automobile, Batteries, Lamps, Multi-purpose, Gifts, Crafts, Plastic, Fixture, Sofas, Hardware, Switches, Moulds, Bicycle, Electrical Appliances
Rotation Right Handed
Shape Spanish Tail Spring

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About Us
Ningbo Chaoying Spring Industry & Trade Co., Ltd.
Ningbo Chaoying Spring Industry & Trade Co., Ltd.
Chaoying is Wholesale Pagoda tension spring Manufacturers and OEM Pagoda tension spring Suppliers. Our company owns Japanese and Taiwanese precision CNC computerized spring forming machines, dozens of automatic spring forming machines and all kinds of test equipment. With nearly twenty years of practical experience, honest service, and continuous innovation. The company's performance is flourishing.
The company introduces precise CNC computerized automatic lathe; more than ten sets of domestic numerical control lathe, more than one hundred sets of instrument lathe and related testing equipment.
Certificate Of Honor
  • Yelow Suppiler
  • Quality management system certificate
  • Quality management system certificate
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Industry knowledge

Introduction to the functional characteristics of Pagoda tension spring

Ningbo Chaoying Spring Industry & Trade Co., Ltd. has always been adhering to the concept of "taking technological innovation first and customer needs first", focusing on the research and development and manufacturing of high-end rebound springs. With years of accumulated technical experience and excellent material science, we continue to launch high-performance spring products that meet the needs of different industries. Whether it is industrial machinery, automobile manufacturing, or electronic equipment, our springs have become the first choice of many customers around the world due to their excellent performance. Pagoda tension spring is one of our company's products. It is named after its appearance that is like a pagoda that shrinks layer by layer. This design is not just for beauty, but more importantly, it provides a basis for improving its performance. Compared with traditional tension springs, pagoda tension springs can withstand tension in a wider range, while ensuring that the elasticity and deformation capacity are not reduced under long-term working conditions.

1. The core function of the pagoda tension spring is to absorb and store the tension applied from the outside, and quickly return to the original state when the external force is released. Its unique structural design allows the spring to maintain a stable retraction force under a wide range of tension conditions and is not easy to fatigue under high-frequency use. Ningbo Chaoying Spring Industry & Trade Co., Ltd. has improved the fatigue resistance and durability of the spring by strictly selecting high-strength materials and applying advanced heat treatment processes, ensuring that it maintains excellent performance in long-term high-load use.

2. The stacked contraction design of the pagoda tension spring has more flexible adaptability. Unlike ordinary tension springs, this design allows the spring to release pressure layer by layer during the stretching process, thereby evenly distributing the external force and avoiding stress concentration in a certain part. This uniform mechanical distribution improves the overall stability of the spring and reduces the risk of breakage or deformation. For mechanical equipment that needs to be repeatedly stretched and released, the pagoda tension spring is undoubtedly an ideal choice.

3. Thanks to the unique design of the pagoda shape, the pagoda tension spring can withstand greater tension at the same volume. The stacked structure allows the spring to gradually distribute the external load when working, ensuring that the spring maintains stable deformation and rebound capabilities even in a high-intensity working environment. This strong load-bearing capacity is especially suitable for equipment that needs to run continuously for a long time, such as industrial machinery, automotive suspension systems, etc.

4. Fatigue resistance is one of the important indicators for evaluating spring quality. Baota stretch springs use high-quality alloy steel materials and undergo precise heat treatment and surface treatment during the manufacturing process, which significantly improves their fatigue resistance. In the environment of high-frequency stretching and long-term use, Baota stretch springs can continue to maintain their elasticity and deformation ability and will not fail due to fatigue. This is especially important in equipment that requires frequent operation.
Wide range of application scenarios

5. Baota stretch springs are widely used in many fields due to their structural design and superior performance, especially in equipment and systems that require high strength and high durability, showing their unique advantages.
Industrial equipment: Among many industrial equipment, Baota stretch springs are often used in devices that require repeated stretching and release operations. For example, in the feeding system of an automated production line, the long-term stretching and high-frequency operation of the springs place extremely high demands on their performance. Baota stretch springs, with their excellent fatigue resistance and stable elastic performance, can ensure the continuous and efficient operation of equipment and reduce downtime and maintenance costs caused by spring failures.
Automotive industry: Baota stretch springs are also widely used in the automotive industry, especially in automotive suspension systems, throttle control and seat adjustment systems. These systems require springs to have extremely high elasticity and durability to ensure a smooth driving experience during vehicle driving. At the same time, the multi-layer contraction design of the pagoda stretch spring enables it to evenly distribute pressure when absorbing vehicle vibrations, reduce wear of components, and improve the overall performance of the vehicle.
Household appliances: In household appliances, pagoda stretch springs also play an important role. Many switches and adjustment devices in household appliances rely on the stretching and retraction functions of springs. For example, in the door lock system of a washing machine, the pagoda stretch spring can ensure that the locking mechanism remains stable and reliable when frequently switched on and off. Its durability and fatigue resistance enable it to provide continuous and stable performance during long-term use of household appliances.
Precision instruments: For precision instruments, the accuracy and stability of springs are particularly important. The multi-layer design of the pagoda stretch spring can ensure its precise stretching and retraction operation within a small range, reducing errors in the instrument. For example, in medical devices, pagoda stretch springs are used in adjustment devices and control systems to ensure the accuracy and stability of the equipment.

6. Ningbo Chaoying Spring Industry & Trade Co., Ltd. attaches great importance to the manufacturing process and quality control of its products. During the production process, each pagoda stretch spring must undergo strict material selection, heat treatment, surface treatment and other steps of precision processing. We use advanced automated production lines combined with modern testing equipment to ensure that each spring can meet the strict requirements of customers. Our quality management system covers every link from raw material procurement to finished product delivery, ensuring high consistency and high reliability of products.

It is an indispensable and important component in many industries. Ningbo Chaoying Spring Industry & Trade Co., Ltd. has always been committed to providing customers with high-quality spring products through innovative design and advanced manufacturing processes. Whether it is industrial equipment, automotive systems, or precision instruments, our pagoda stretch springs can meet customers' needs for high performance and high durability. We will continue to provide global customers with better spring solutions through technological innovation and quality improvement.