編輯同志: 1. 將OM-506型钻机机头翻转使用,是否会損壞机件?目前我鑛已全部翻轉使用,但發觉主導管損壞得很厲害,活塞格條也易缺角,是否与此有關抑或有其他原因?請詳告。 2. 在節理较发達和多層岩石中掘進,龜裂与錐形何法較優?效果為何? 3. 钻机開動前一般要試行空轉,是否開全風压?对机件有什麼影响?当钻進中突然停止,一般將钻机摇擺,是否有損机件? 4.在中等矽化灰岩中,使用炸藥角錐要用什么規格才 Edit comrades: 1 OM-506 drilling machine head flip use, will damage the machine? At present, I have all the mine turned over, but found that the main duct damage is very powerful, the piston grid is also easy to chamfer, whether Is there any other reason for this? Please give details. 2 in the more advanced joints and multi-layer rock tunneling, cracking and tapering method is better? What is the effect? ​​3. Rig generally before the trial run idle, whether to open the whole air pressure? What impact on the machine? Suddenly stopped drilling, the general swing drill, whether damage to parts? 4. In the middle of the limestone, the use of explosives pyramid to what specifications