Microbial inoculation device

The invention relates to the technical field of microorganisms. The invention discloses a microbial inoculation device. The device comprises a workbench, supporting columns are arranged on the left and right sides of the upper surface of the workbench, a limiting plate is arranged in the middle of the supporting column, an injection head is arranged in the middle of the limiting plate, an air cylinder is arranged in the middle of the lower surface of the workbench, piston rods of the cylinders are fixedly connected with the middle of the upper surface of the lifting plate, the guide rods are arranged on the left and right sides of the upper surface of the lifting plate, the upper ends of the guide rods are fixedly connected with a tray, the left and right sides of the upper surface of thetray are fixedly connected with the lower portion of a fixing support, the middle of the injection head is slidably connected with a limiting plate and provided with a flange, and the left side of theflange is provided with a