English Views: 68 Author: Site Editor Publish Time: 2026-02-26 Origin: Site
Full Analysis of Wave Spring Technology: Structural Characteristics of Six Types and Engineering Applications in Multiple Fields | Sunzo Industry
Wave springs, a pivotal category of precision elastic components, are indispensable in modern industry due to their distinctive wavy structure and versatile mechanical properties. Leveraging years of technical expertise, Jiangsu Sunzo Industrial has systematically organized the classification, structural features, and application logic of wave springs in critical fields, empowering engineers to make more precise selection decisions.
The diverse design of wave spring enables it to meet a wide range of requirements, from precision instruments to heavy machinery. Based on structural forms, it can be mainly classified into the following six types:
Structural characteristics: Single-layer structure with a gap between the two ends, and the opening is usually located at the crest or trough of the wave. The wave number requirement is ≥3 waves.
Technical features: Simple structure, easy installation, suitable for the occasions with strict limitation of axial space and moderate requirement of elasticity uniformity. The opening design makes it have certain adjustment margin in radial direction.
The structure is a single layer with overlapping at both ends, and the overlapping area is also at the crest or trough. The number of waves is ≥3.
Technical features: The butt joint design provides a more continuous force transmission path, reducing stress concentration at the opening, suitable for applications requiring higher load capacity and more stable force output.
Structural characteristics: Single-layer annular closed structure, no ports, wave number ≥3.
Technical features: The closed loop provides the best force symmetry and force value uniformity, especially suitable for precision rotating mechanism with strict requirements on concentricity and force value consistency.
The structure features are as follows: multi-layer structure (≥2 layers), with wave peaks and troughs arranged alternately, and no supporting flat rings at both ends. The number of waves per layer is n.5 (n≥2), and the layers are in contact at the wave peaks and troughs.
Technical features: The design of the non-supporting end ensures that the effective number of turns equals the total number of turns, thereby achieving greater deformation capacity within limited axial space. It is suitable for applications requiring large stroke but constrained by space.
The structure features a multi-layered configuration (≥2 layers), with wave crests aligned opposite to wave troughs, and a flat ring at each end serving as a support ring. The effective wave number per layer is n.5 (n≥2).
Technical features: The support ring provides a stable installation reference plane, reducing the risk of installation deviation. The effective number of rings is two fewer than the total number, making the force calculation more precise. This is the most widely used multi-layer wave spring form in engineering applications.
The structure features are as follows: two or more layers, the upper surface of the upper ring is in direct contact with the upper surface of the lower ring, and the effective number of rings is ≥3.
Technical features: The load transfer through interlayer contact can obtain greater total load capacity at the same axial height. It is suitable for the working condition of high load bearing and limited space.
Clutch adjustment in transmission: Wave springs are used to precisely control the clamping force between clutch plates. Their stable force-displacement characteristics ensure smooth shifting and reduce impact damage. For this application, opposing or stacked wave springs are often selected to balance spatial and force requirements.
Engine valve mechanism: To provide reliable closing force for the valve, ensuring timely and accurate seating during high-speed reciprocating motion. The single-layer closed-wave spring is the preferred choice for this application due to its excellent concentricity and uniform force distribution.
Camera module stabilization and focusing: The miniature wave spring provides precise axial support and reset force for the lens, working in conjunction with electromagnetic drive to achieve rapid focusing and optical stabilization. Single-layer open or closed wave springs play a critical role in such micro-space applications.
The waveform spring ensures a constant and small gap between the read/write head and the disk, which is crucial for the accuracy and long-term reliability of data read/write.
The landing gear buffer system: The multi-layered spring can absorb the huge energy through controllable deformation under extreme impact load, and protect the fuselage structure. Its high reliability and anti-fatigue characteristics are the basic requirements of aviation application.
The satellite solar panel deployment system operates in vacuum and microgravity environments. Wave spring provides reliable driving force to overcome mechanical friction, ensuring the panel unfolds and locks according to the preset program. The materials must balance lightweight, high strength, and adaptability to space conditions.
Dental microdrill support: The wave spring provides stable axial support force for the high-speed rotating microdrill, while buffering vibrations during drilling to enhance operational precision and comfort.
NMR imaging equipment: In a strong magnetic field environment, non-magnetic wave spring is used to compensate for displacement caused by temperature changes and operational vibrations, ensuring precise positioning of the gradient coil, which directly affects imaging quality.
Jiangsu Sunzo Industrial has established a comprehensive technical system in the field of wave springs:
The precise design capability: Based on the wave shape parameter optimization of finite element analysis, the wave number, wave height, material thickness and other key parameters can be quickly determined according to the specific load displacement requirements.
Multi-material systems: In addition to spring steels such as 60Si2MnA and 50CrVa, we also offer austenitic stainless steels (304,316), precipitation-hardening stainless steels (177PH), and high-temperature alloy solutions to meet diverse environmental requirements.
Precision manufacturing process: Utilizing CNC winding and precision stamping technologies to ensure consistent waveforms. Implementing SPC process control for critical dimensions to guarantee stable performance of batch products.
Customized surface treatments: We provide phosphating, Dacromet, electroplating, or passivation solutions tailored to specific applications, balancing corrosion resistance, lubrication, and cost efficiency.
When selecting the appropriate waveform spring, the following factors should be comprehensively considered:
Space constraints: Axial and radial installation space determine whether to adopt single-layer or multi-layer structure
Load characteristics: required force range, load nature (static/dynamic), allowable deformation
Environmental conditions: operating temperature, corrosive medium, presence of lubrication
Service life requirements: Expected number of cycles, failure mode tolerance
The Jiangsu Sunzo Industrial Technology team provides end-to-end technical support, covering selection calculations, material recommendations, and sample testing. We believe that proper selection begins with a deep understanding of the application scenario and an accurate grasp of product characteristics.
