中国机械工程
中國機械工程
중국궤계공정
CHINA MECHANICAl ENGINEERING
2014年
22期
3119-3123
,共5页
圆柱螺旋压簧%轴向变形%应力分析%有限元分析
圓柱螺鏇壓簧%軸嚮變形%應力分析%有限元分析
원주라선압황%축향변형%응력분석%유한원분석
cylindrical helical spring%axial deformation%stress analysis%finite element analysis (FEA)
根据螺旋线空间曲梁理论，对悬架弹簧进行了受力分析，得到了考虑剪切作用影响、转动惯量影响和螺旋升角的刚度计算公式。通过引入修正系数，提高了所得公式的计算精度，并根据公式讨论了螺旋升角对弹簧刚度的影响。有限元分析和试验方法验证了结论的有效性。
根據螺鏇線空間麯樑理論，對懸架彈簧進行瞭受力分析，得到瞭攷慮剪切作用影響、轉動慣量影響和螺鏇升角的剛度計算公式。通過引入脩正繫數，提高瞭所得公式的計算精度，併根據公式討論瞭螺鏇升角對彈簧剛度的影響。有限元分析和試驗方法驗證瞭結論的有效性。
근거라선선공간곡량이론，대현가탄황진행료수력분석，득도료고필전절작용영향、전동관량영향화라선승각적강도계산공식。통과인입수정계수，제고료소득공식적계산정도，병근거공식토론료라선승각대탄황강도적영향。유한원분석화시험방법험증료결론적유효성。
According to the spiral line space curved beam theory ,helical spring force analysis mod‐el was set up ,and shear deformation ,rotational inertia and helix angle were taken into account ,so the formulas for calculating stiffness were obtained .By introduction to correction coefficient ,accuracy of job stress and strength analysis was improved .Finally ,FEA results for design and verification of suspension helical spring show that the above formulas are accurate .
