Tool for building suspended ceiling

The utility model relates to the technical field of building suspended ceilings, and discloses a tool for building suspended ceilings, which comprises a U-shaped support frame, a through hole is arranged on the U-shaped support frame, a fixing cylinder is arranged in the through hole, and a drilling machine is fixedly mounted in an inner cavity of the fixing cylinder. Through the arrangement of the U-shaped supporting frame, the fixing cylinder, the limiting block, the limiting groove, the rotating shaft, the drilling machine, the threaded rod, the sleeve, the spirit bubble and the first spring, the connecting length of the threaded rod and the sleeve can be adjusted by screwing the sleeve, so that drilling can be conducted on the top on the ground, the drilling danger is reduced, meanwhile, the U-shaped supporting frame is supported on the top of the wall, and the drilling efficiency is improved. The fixing cylinder is movably connected to the inner cavity of the through hole through the rotating shaft, and