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我厂生产珍珠岩的重要设备双辊破碎机,噪声很大。工人操作处说话听不见;晚上,在一公里之外的家属楼都能听到破碎机的声响,严重地影响生活环境。为此市环保局每月罚我厂850元,并限期消除噪声,否则加倍处罚。经过现场观察分析,发现双辊破碎机的噪声源主要是传动部分由于齿轮裸露啮合产生震动声响,两辊在粉碎物料过程中摩擦撞
I plant the production of perlite, an important equipment double roll crusher, a lot of noise. The workers’ operation office can not hear the sound; in the evening, the sound of the crusher can be heard at the family building one kilometer away, which seriously affects the living environment. To this end, the Municipal Environmental Protection Bureau penalties my factory 850 yuan, and the deadline to eliminate noise, otherwise double penalties. After field observation and analysis, it was found that the noise source of the double-roller crusher is mainly caused by the vibration of the transmission part due to the exposed meshing of the gears. The friction between the two rollers during the crushing process