Compress Spring Component Wizard (Version: 4.3.1078)

11-08-2007

 

Guide

Spring Strength Calculation - Work Forces Calculation

 

Spring Load

Minimum Working Force F1 1000.04 N
Maximum Working Force F8 1300.01 N
Working Force F 1000.04 N

 

Spring Dimensions

Loose Spring Length L0 126.003 mm
Wire Diameter d 5.6 mm
Outside Diameter D1 28.514 mm
Mean Diameter D 22.914 mm
Inside Diameter D2 17.314 mm
Spring Index c 4.092  

 

Spring Coils

End Coils nz 2
Ground Coils zo 1.5
Number of Active Coils n 14
Coiling Direction right

 

Spring Type and Assembly Dimensions

Preloaded Spring Length L1 106 mm
Fully Loaded Spring Length L8 100 mm
Working Stroke H 6 mm
Working Spring Length L 106 mm

 

Spring Material

Drawn wire - Stainless steel Cr-Ni (17 242)
Ultimate Tensile Stress sult 1370 MPa
Allowable Torsional Stress tA 685 MPa
Modulus of Elasticity in Shear G 68500 MPa
Density r 7850 Kg/m3
Utilization Factor of Material us 0.9  

 

Working Diagram

Calculation Results

Space between Coils of Free Spring a 2.8 mm
Pitch of Free Spring t 8.4 mm
Wahl Correction Factor Kw 1.393  
Spring Constant k 49.9945 N/mm
Preloaded Spring Deflection s1 20 mm
Total Spring Deflection s8 26 mm
Limit Spring Deflection s9 39.2 mm
Limit Test Length of Spring Lminf 98.98 mm
Theoretic Limit Length of Spring L9 86.8 mm
Spring Limit Force F9 1959.93 N
Preload Stress t1 462.82 MPa
Full Load Stress t8 601.64 MPa
Solid Length Stress t9 907.05 MPa
Critical Speed of Spring v 9.31 m/s
Natural Frequency of Spring Surge f 253.3 Hz
Deformation Energy W8 16.902 J
Wire Length l 1173.2 mm
Spring Mass m 0.227 kg
Spring Check Result True

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