Research Article
Experimental Analysis of Residual Stress and Bending Strength of Gear Tooth Surface after Shot Peening Treatment
Table 16
Bending fatigue test load of the gear.
| | Stress level | I | II | III | IV |
| | Load value (kN) | 75 | 74 | 73 | 72 | | Calculated tooth root stress (MPa) | 556.88 | 549.45 | 542.03 | 534.60 | | Pulsating tooth root stress (MPa) | 538.84 | 531.52 | 524.21 | 516.90 | | Mean test load (kN) | 38.85 | 37.80 | 36.75 | 35.70 | | Test dynamic load (kN) | 35.15 | 34.20 | 33.25 | 32.30 | | Fmin (kN) | 3.7 | 3.6 | 3.5 | 3.4 | | Fmax (kN) | 75 | 74 | 73 | 72 |
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