【摘要】 介绍了利用前混合磨料射流技术所设计的 ,可用于煤矿井下进行无火花切割作业的装置。对装置的工作原理、结构特点以及切割试验情况进行了叙述。结果表明 :利用该装置可以快速完成对矿用U形钢、钢丝编织胶管等物件的切割更多还原

【Abstract】 A non-spark cutting device for coal mine is introduced in this paper. The device is made through the use of premixed abrasive jet technology. The working principle, construction characteristic and cutting test of the device are recounted. The test result indicates that the device can achieve rapidly the process of cutting U shaped steel and wire weaving rubber pipe.更多还原