Analysis of the Influence of Transmission Housing Elasticity on the Vibration Characteristics of Gear Shafting under Coupling Effect

Table 2

Gear parameters.

Number of gear	Gear A	Gear B	Gear C	Gear D	Gear E
Gear module, m	7	7	7	7	7
Teeth number, Z	33	26	17	37	31
Modification coefficient, x	-0.3	0.3	0.35	0.3	0.23
Pressure angle, λ (°)	20	20	20	20	20
Addendum, h1 (mm)	4.9	8.89	8.95	9.1	8.4
Full tooth height, h (mm)	15.75	15.54	15.25	15.75	15.54
Accuracy class	7GJ	7GJ	7GJ	7GJ	7GJ