Investigation of influence of grinding wheel and cutting parameters on surface roughness and surface hardening when relieving grinding the gear milling teeth surface based on the Archimedes' spiral | International Journal of Metrology and Quality Engineering (IJMQE)

Topical Issue - Advances in Metrology and Quality Engineering

Open Access

Table 4

ANOVA of Ra.

Source	DF	Seq SS	Contribution	Adj SS	Adj MS	F-value	P-value
Model	14	0.910181	92.75%	0.910181	0.065013	10.96	0.000
Linear	4	0.848972	86.51%	0.848972	0.212243	35.79	0.000
G	1	0.291339	29.69%	0.291339	0.291339	49.13	0.000
V	1	0.402006	40.96%	0.402006	0.402006	67.79	0.000
s	1	0.147606	15.04%	0.147606	0.147606	24.89	0.000
Hd	1	0.008022	0.82%	0.008022	0.008022	1.35	0.267
Square	4	0.032635	3.33%	0.032635	0.008159	1.38	0.300
G*G	1	0.000091	0.01%	0.000091	0.000091	0.02	0.904
V*V	1	0.005202	0.53%	0.005202	0.005202	0.88	0.367
s*s	1	0.010980	1.12%	0.010980	0.010980	1.85	0.199
Hd*Hd	1	0.016363	1.67%	0.016363	0.016363	2.76	0.123
2-way interaction	6	0.028573	2.91%	0.028573	0.004762	0.80	0.586
G*V	1	0.020008	2.04%	0.021125	0.021125	3.56	0.084
G*s	1	0.004800	0.49%	0.005445	0.005445	0.92	0.357
G*Hd	1	0.000300	0.03%	0.000720	0.000720	0.12	0.734
V*s	1	0.001620	0.17%	0.001620	0.001620	0.27	0.611
V*Hd	1	0.000720	0.07%	0.000720	0.000720	0.12	0.734
s*Hd	1	0.001125	0.11%	0.001125	0.001125	0.19	0.671
Error	12	0.071160	7.25%	0.071160	0.005930
Total	26	0.981341	100.00%

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