Magnesium alloy mounting shell for automobile key

The utility model discloses an automobile key magnesium alloy mounting shell, and belongs to the technical field of automobile key shells, the automobile key magnesium alloy mounting shell comprises a shell, a through pipe is mounted in the shell, a key body is mounted in the through pipe, limiting plates are fixedly connected to the tops of the two sides of the through pipe, and limiting grooves for clamping the limiting plates are formed in the two sides of the interior of the shell; a pressing ring is arranged at the top end of the shell, a threaded pipe is fixedly connected to the bottom end of the pressing ring, threaded grooves for threaded connection of the threaded pipe are formed in the two sides of the interior of the shell, the threaded grooves are formed in the two sides of the limiting groove, and the bottom of the pressing ring abuts against the top of the through pipe; the press ring is connected with the threaded groove through the threaded pipe, so that the press ring is installed on the shel