Nonlinear Dynamic Response Analysis of a Three-Stage Gear Train Based on Lightweight Calculation for Edge Equipment

Table 1

Basic parameters of a three-stage gear train.

		Planet carrier C	Sun wheel S	Planetary gear p	Inner ring gear r
First stage planetary gear train(number of planetary gears  = 3)
Radius of base circle Rb/(m)		0.471	0.196	0.243	0.683
Mass M/(kg)		2042.9	345.0	388.3	410.3
Moment of inertia im/(kg )		462.56	7.63	16.26	226.58
Average meshing stiffness kel/(n/M)		—
Stiffness variation amplitude kal/(n/M)		—
First stage planetary gear train (number of planetary gears  = 3)
Radius of base circle Rb/(m)		0.351	0.133	0.194	0.157
Mass M/(kg)		1212.6	132.4	176.6	81.6
Moment of inertia im/(kg )		151.76	1.30	5.13	26.66
Average meshing stiffness kel/(n/M)		—		2.62	2.54
Stiffness variation amplitude kal/(n/M)		—		7.54	3.23