Method for calculating deformation of non-equal structure superposed valve plates of vehicle shock absorber
A shock absorber, non-isostructural technology, applied in calculation, instrumentation, special data processing applications, etc., can solve the problem that the finite element simulation software cannot provide analytical calculation formulas, and cannot meet the non-isostructural stacked valve plates of automobile shock absorbers Requirements for design and characteristic simulation, etc.
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Embodiment 1
[0042] Example 1: The radius of the inner circle of an automobile shock absorber with non-isostructural superimposed valve plates r a =5.0mm, valve port radius =8.0mm, modulus of elasticity E =200GPa, Poisson's ratio mu =0.3, the thickness, number and outer radius of stacked valve plates are respectively h 1 =0.25mm, n 1 =1, r b1 =8.5mm; h 2 =0.20mm, n 2 =1, r b2 =7.0mm; h 3 =0.15mm, n 3 =1, r b3 =6.0mm, the pressure on the superimposed valve plate p =3.0MPa, calculate the non-isostructural stacked valve plate of the automobile shock absorber.
[0043] (1) Determine the non-uniformity coefficient of the outer radius of each non-isostructural stacked valve plate of the automobile shock absorber n i :
[0044] According to the outer radius of non-isostructural superimposed valve plate of automobile shock absorber r b1 =8.5mm, r b2 =7.0mm, r b3 =6.0mm, determine the non-uniformity of the outer radius of each superimposed valve plate n i , whi...
Embodiment 2
[0071] Example 2: The radius of the inner circle of an automobile shock absorber with non-isostructural superimposed valve plates r a =5.0mm, valve port radius =8.0mm, modulus of elasticity E =200GPa, Poisson's ratio mu =0.3, the thickness, number and outer radius of stacked valve plates are respectively h 1 =0.3mm, n 1 =1, r b1 =8.5mm; h 2 =0.20mm, n 2 =1, r b2 =7.0mm, the pressure on non-isostructural stacked valve plates p =3.0MPa.
[0072] Calculate according to the steps of Example 1, namely:
[0073] (1) Determine the non-uniformity coefficient of the outer radius of each non-isostructural stacked valve plate of the automobile shock absorber n i :
[0074] According to the outer radius of non-isostructural superimposed valve plate of automobile shock absorber r b1 =8.5mm, r b2 =7.0mm, to determine the non-uniformity of the outer radius of each superimposed valve plate n i , which is:
[0075] n 1 =0, =0.4286;
[0076] (2) Calculate th...
Embodiment 3
[0093] Example 3: The radius of the inner circle of an automobile shock absorber with non-isostructural superimposed valve plates r a =5.0mm, valve port radius =8.0mm, modulus of elasticity E =200GPa, Poisson's ratio mu =0.3, the thickness, number and outer radius of stacked valve plates are respectively h 1 =0.2mm, n 1 =1, r b1 =8.5mm; h 2 =0.15mm, n 2 =1, r b2 =7.0mm, the pressure on non-isostructural stacked valve plates p =2.5MPa.
[0094] Calculate according to the steps of Example 1, namely:
[0095] (1) Determine the non-uniformity coefficient of the outer radius of each non-isostructural stacked valve plate of the automobile shock absorber :
[0096] According to the outer radius of non-isostructural superimposed valve plate of automobile shock absorber =8.5mm, =7.0mm, to determine the non-uniformity of the outer radius of each superimposed valve plate , which is:
[0097] , =0.4286;
[0098] (2) Calculate the equivalent thickness of ea...
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