Automatic dust suppression device of ZPG127 type mine coal mining machine, is the dust removal device based on Intelligent miner efficient automatic spray development process characteristics of coal mining working surface coal mining machine. Transmitter in the coal mining machine device, when the shearer began cutting coal, device according to the mobile position determination of shearer transmitter signal (i.e. dust source position) to control the coal mining machine, roller and the lower airflow is electromagnetic valve open dust high pressure spray, so as to realize the mining coal working surface spray dust, improving occupational health conditions of working face.
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