This test lets you check the rigidity of a cylindrical coil spring clamped at an extremity and submitted to a longitudinal force. You will use 1D and 3D models. 

Reference: Analytical solution 

SpecificationsGeometry Specifications
Analysis Specifications


ResultsAnalytical solutionFor an acute angle of inclination of turns ( < 8° ) the spring stiffness is:Where: For = 7.13°
Computed resultsYou may get the same stiffness as previously using the formula:: spring displacement The table below presents the analysis results:


To Perform the Test: The spring_1d.CATAnalysis document presents a complete analysis of this case. The spring_3d.CATAnalysis document presents a complete analysis of this case. To compute the case, proceed as follow:
