Bifurcation Observation of Combining Spiral Gear Transmission Based on Parameter Domain Structure Analysis

Table 1

Main dynamic parameters for the study gear system.

Items	Pinion 1 ()	Gear 3
Number of teeth	23	67
Module (mm)	3	3
Pressure angle (deg)	25	25
Helix angle (deg)	35	35
Mass (kg)	2.6	6.8
Moment of inertia (kg⋅m^2)	0.018	0.042
Bearing stiffness (N/m)	2.08 × 10^8	2.08 × 10^8
Mean mesh stiffness , (N/m)	1.21 × 10^9	1.21 × 10^9