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Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
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{"title":"DIN 2093 Disc Spring delivering energy storage and buffer shock absorption in","imgUrl":"https:\/\/img.chinax.com\/nimg\/7d\/ab\/1c88f5c9a51bd046e747066cb423-200x200-1\/din_2093_disc_spring_delivering_energy_storage_and_buffer_shock_absorption_in_hydraulic_systems_with_limited_axial_space.jpg","attrs":{"Minimum Order Quantity":"Negotiable","Model NO.":"sunzo","Function":"Pressed, Phonation, Drive, Restoration, Measurement","Material":"Steel"}}
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{"title":"DIN 2093 Disc Spring offering elastic support and minimal deformation to enhance","imgUrl":"https:\/\/img.chinax.com\/nimg\/57\/c3\/9fa28f8ff99581a37fecbae982cd-200x200-1\/din_2093_disc_spring_offering_elastic_support_and_minimal_deformation_to_enhance_sealing_performance_in_hydraulic_systems.jpg","attrs":{"Minimum Order Quantity":"Negotiable","Model NO.":"Sunzo","Function":"Pressed, Phonation, Drive, Restoration, Measurement","Material":"Steel"}}
{"title":"DIN 2093 Disc Spring with rust resistant blackened coating excellent shock","imgUrl":"https:\/\/img.chinax.com\/nimg\/e6\/2c\/97fee593308c916d5407096b4ee8-200x200-1\/din_2093_disc_spring_with_rust_resistant_blackened_coating_excellent_shock_absorption_and_broad_non_linearity_for_precision_machin.jpg","attrs":{"Minimum Order Quantity":"Negotiable","Model NO.":"sunzo","Function":"Pressed, Phonation, Drive, Restoration, Measurement","Material":"Steel"}}
SUNZO Disc Spring for Precision Machinery: Stiffness Selection Guide
Selecting the optimal stiffness for disc springs in precision machinery applications requires systematic analysis of operational parameters. SUNZO's engineering team provides expert guidance to ensure peak performance in critical applications.
Key Factors Affecting Stiffness
Stiffness—defined as the ratio of applied load to resulting deflection (N/mm)—is primarily determined by five interrelated factors:
Material elastic modulus (E)
Disc thickness (t)
Outer diameter (D)
Inner diameter (d)
Stacking configuration
Material Selection Impact
Material selection directly impacts stiffness characteristics. For precision systems like CNC machining centers or optical inspection equipment, where sub-millimeter accuracy is critical, even minor stiffness mismatches can cause positional errors or component damage.
Material Examples:
• High-carbon steels (e.g., 65Mn): Modulus of 207 GPa for moderate stiffness requirements (8-45 N/mm)
• Precipitation-hardened alloys like Inconel X-750 (E=200 GPa): Enhanced stability in temperature-fluctuating environments
Thickness-to-Diameter Ratio
Thickness-to-diameter ratio (t/D) is equally critical. Discs with t/D > 0.1 exhibit linear stiffness behavior, while thinner designs (t/D < 0.05) deliver pronounced non-linearity, ideal for shock-absorbing applications like semiconductor wafer handlers.
Parallel stacking (multiple discs nested face-to-face): Increases load capacity by a factor equal to the number of discs
Series stacking (discs stacked in opposition): Multiplies deflection without altering load rating
Example: A 3-disc parallel stack of 65Mn discs (OD 50mm, t=2mm) achieves 120 N/mm stiffness, suitable for heavy-duty clamping systems, whereas a 2-disc series stack of the same dimensions reduces stiffness to 30 N/mm for delicate sensor calibration equipment.
Engineering Validation Process
Our stiffness selection process includes:
FEA simulation using ANSYS software to model load-deflection curves under operational conditions
Prototype validation through ISO 16148 fatigue testing
Stiffness ranges from 5 N/mm (micro-precision instruments) to 200 N/mm (heavy-duty industrial presses)
Dimensional tolerances as tight as ±0.01mm
End-to-end technical support from initial stiffness calculation to post-installation performance validation
Contact SUNZO's engineering team for expert disc spring selection and performance optimization
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2006
Total Annual:
1.2M-1.4M
Employee Number:
160~200
Ecer Certification：
Verified Supplier
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd.
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd. is a mixed-ownership enterprise established with the participation of China National Nuclear Corporation. The R&D center is located in Nanjing, Jiangsu, while the production base is situat...
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd.
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd. is a mixed-ownership enterprise established with the participation of China National Nuclear Corporation. The R&D center is located in Nanjing, Jiangsu, while the production base is situat...
