Page 21 - 《摩擦学学报》2020年第3期

第 3 期 樊智敏, 等: 双渐开线齿轮传动的油膜刚度研究 287

14 6.0
ΔF=0.007 5 5.5 ΔF=0.007 5
ΔF=0.012 5
ΔF=0.012 5
12
Film stiffness×10 10 , K b /(N/m) 8 6 4 Film stiffness×10 9 , K Z /(N/m) 5.0
ΔF=0.017 5
ΔF=0.017 5
10
4.5
4.0

0 2 3.5
3.0
0 0.25 0.50 0.75 1.00 0 0.25 0.50 0.75 1.00
Normalized meshing tine, t/T Normalized meshing tine, t/T
(a) Effects of ΔF on total (b) Effects of ΔF on film stiffness at middle
film stiffness position of nominal contact line

Fig. 11 Effect of ∆F on film stiffness
图 11 ∆F 对油膜刚度的影响

12 8
n=1 000 r/min n=1 000 r/min
n=2 000 r/min 7 6 n=2 000 r/min
Film stiffness×10 10 , K b /(N/m) 8 6 4 Film stiffness×10 9 , K Z /(N/m) 5 4 3 2
10
n=3 000 r/min
n=3 000 r/min

0 2 1 0
0 0.25 0.50 0.75 1.00 0 0.25 0.50 0.75 1.00
Normalized meshing tine, t/T Normalized meshing tine, t/T
(a) Effects of n on total (b) Effects of n on film stiffness at middle
film stiffness position of nominal contact line

Fig. 12 Effect of n on film stiffness
图 12 n对油膜刚度的影响

刚度，主要是通过单位线载荷和卷吸速度来综合影响 317–326. doi: 10.1007/s12206-015-1235-2.
油膜刚度. [ 5 ] Qin W, Chao J, Duan L. Study on stiffness of elastohydrodynamic
line contact[J]. Mechanism and Machine Theory, 2015, 86: 36–47.
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