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Innovative Disc spring & Wave Spring Design: Jiangsu Sunzo Systematic Solution for Equipment Manufacturing

Views: 131     Author: Site Editor     Publish Time: 2025-08-29      Origin: Site

In the field of high-end equipment manufacturing, disc springs and wave springs, though compact in size, play a vital role in providing elastic support, vibration damping, and cushioning for critical components. Their performance directly determines the reliability and lifespan of entire systems. However, traditional design approaches have long plagued the industry with nonlinear distortion and combined failure issues caused by simplified models.

 

Jiangsu Sunzo Spring Elasticity Technology Co., LTD. (hereinafter referred to as "Jiangsu Sunzo"), as a national high-tech enterprise focusing on the research and development and manufacturing of high-performance disc springs, is systematically solving these problems with profound technical accumulation and continuous innovation.


厂门口


 I. Enterprise Strength: Professionalism Comes From Focus


历程资质


Since its establishment in 2006, Jiangsu Sunzo has consistently focused on technological breakthroughs and precision manufacturing of disc springs. As of June 2025, the company holds 72 patents covering core areas such as heat treatment systems and shock absorption devices, and has been certified as a "Provincial Specialized, Refined, Unique, and Innovative SME" and a "Gazelle Enterprise". In 2025, the company expanded into spring manufacturing and automotive parts production, obtaining ISO9000 Quality Management System certification to continuously enhance product quality and management standards.

 

Relying on the industry-university-research integration platform, Jiangsu Sunzo provides automobiles, rail transit, energy equipment, elevators, UHV and other industries:

Ø Full range of disc springs in line with DIN 2093/GB 1972 and other standards;

Ø Customized development service for non-standard parts;

Ø Fatigue life optimization and simulation analysis service.



II. Technological Breakthrough: From Pain Point Solution to Software Empowerment


The traditional leaf spring design is often simplified into a linear model, ignoring the nonlinear factors in actual working conditions, resulting in two core problems:

 

1. Nonlinear distortion: abnormal amplitude frequency characteristics and deviation of dynamic stiffness from theoretical value;

2.  Combined failure: combined bias load and overlapping fatigue cracking.

 

To this end, Jiangsu Sunzo has built a full-process tool chain from modeling, analysis to simulation:

 

Ø Parametric modeling: through SolidWorks+ independent plug-in, one-click generation of 3D model in line with national/international standards;

Ø Finite element analysis: accurately predict contact stress and avoid stress concentration;

Ø Multi-field simulation: based on WORKBENCH platform, more than 20 modules of structure, fluid, heat, electromagnetic are integrated to realize multi-disciplinary collaborative optimization.


III. Empirical Case: Application of Disc Springs in Seismic Projects


A design institute put forward high standards for disc spring use in seismic resistance projects. Based on the technical requirements of customers, Jiangsu Sunzo completed the selection of disc springs and overall structural design, and carried out strength verification and fatigue life evaluation through simulation analysis.


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In the project, the team compared the material mechanics data with the simulation results, which significantly improved the reliability and economy of the design. The final solution not only met the performance indicators, but also optimized the efficiency of the whole process control.



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IV. Empowering Customer Development with Professional Accumulation and Innovative Application




Jiangsu Sunzo Spring Elastic specializes in delivering systematic technical solutions, committed to providing customers with high-performance and highly reliable disc springs. Under the strategic backdrop of advanced manufacturing and industrial foundation strengthening, the company leverages its robust technical expertise and forward-looking R&D capabilities to continuously assist clients in enhancing equipment performance, optimizing system reliability, and achieving cost reduction, efficiency improvement, and value enhancement.




SUNZO has it’s own researching and development team and test center, has participate in rule-making of the latest national industry standards and the international ISO standards for disc springs.

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