Automatic drill jumbo in tunnel

The utility model discloses an automatic drill jumbo in tunnel has solved and has leaned on the manpower excavation among the prior art, has the problem of a great deal of drawback. This automatic drill jumbo in tunnel includes and is provided with work platform by platform truck frame construction on platform truck frame construction, the last arm system that is provided with of work platform, the arm system includes the roating seat structure, and the setting is at the structural arm of roating seat to and set up and to be used for installing adding of drill bit at the arm end and to hold the device, the roating seat structure can drive the cross section rotation that platform truck frame construction is followed to the arm, and the arm can drive and move on platform truck frame construction's direction of height with holding the device, work platform includes slide rail system and feed system, the arm system pass through the roating seat structrual installation in the slide rail system and accessible slide rail system remove along platform truck frame construction length direction, the feed system is used for the power that provide mechanical arm system moved in the slide rail system.