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감속기 내부 기어의 가공정밀도와 구동간 소음의 연관특성에 관한 연구
박성필(Sungpil Park),김우형(Woohung Kim),정진태(Jintai Chung) 대한기계학회 2009 대한기계학회 춘추학술대회 Vol.2009 No.11
In this paper, we experimentally investigate a noise mechanism related to machining accuracy of reducer at driving state. To calculate and compare the noise, we manufacture a planetary reducer and four types of gears used in the planetary reducer. We use the method of signal analysis to investigate the noise and vibration of the reducer by equally increasing the motor speed from 0 rpm to maximum speed. In addition, we calculate sound level by a sound level meter. Machining accuracy of gears is evaluated by public organizations, Korea Testing Laboratory (ktl), which is based upon the Japanese industrial standard (JIS). We analysis and compare the results with the noise and vibration of the reducer.