Study on Impact Characteristics of Multistage Double Crown Face Gear Pairs considering Ratio Switching under Variable Conditions

Table 1

Impact characteristics of first-stage face gear pair without load.

Category	Value	Input speeds with no loading
		100 r/min	300 r/min	1000 r/min
Elastic displacement (mm)	Average	−8.0199e − 9	−6.2775e − 9	−6.5348e − 9
	Maximum	1.0025e − 5	1.0025e − 5	1.0025e − 5
	Minimum	−1.0025e − 5	−1.0025e − 5	−1.0025e − 5
Impact speed (mm/s)	Average	2.1584e − 9	9.9828e − 14	3.0602e − 12
	Maximum	8.7977e − 11	2.7733e − 10	1.08e − 9
	Minimum	−1.7088e − 10	−5.2114e − 10	−7.494e − 10
Impact force (N)	Average	3256.1729	9866.4246	−13394.779
	Maximum	5.5148e + 5	1.706e + 6	2.7373e + 6
	Minimum	4.7126e + 5	−2.8154e + 6	−2.9636e + 6
Potential energy (N. mm)	Average	−1.0159e − 11	−4.2425e − 13	−9.8202e − 12
	Maximum	3.0774e − 12	1.2347e − 11	3.4151e − 12
	Minimum	−2.4337e − 11	−1.4861e − 11	−2.3118e − 11